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chromium / chromium / src.git / f68204dd48934a91e6a55dc70250086e32f4a9ca / . / content / renderer / render_frame_impl.cc
blob: c9d1cd979d528fdd6842cb180dcc46eebdf0a265 [file] [log] [blame]
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/renderer/render_frame_impl.h"
#include <algorithm>
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "base/auto_reset.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/command_line.h"
#include "base/debug/alias.h"
#include "base/debug/asan_invalid_access.h"
#include "base/debug/crash_logging.h"
#include "base/debug/dump_without_crashing.h"
#include "base/feature_list.h"
#include "base/files/file.h"
#include "base/guid.h"
#include "base/i18n/char_iterator.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/memory/shared_memory.h"
#include "base/memory/weak_ptr.h"
#include "base/metrics/field_trial.h"
#include "base/metrics/field_trial_params.h"
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/optional.h"
#include "base/process/process.h"
#include "base/stl_util.h"
#include "base/strings/string16.h"
#include "base/strings/string_piece.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/post_task.h"
#include "base/task_runner_util.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "base/trace_event/trace_event.h"
#include "build/build_config.h"
#include "cc/base/switches.h"
#include "content/common/accessibility_messages.h"
#include "content/common/associated_interfaces.mojom.h"
#include "content/common/content_constants_internal.h"
#include "content/common/content_security_policy/content_security_policy.h"
#include "content/common/content_security_policy_header.h"
#include "content/common/edit_command.h"
#include "content/common/frame_messages.h"
#include "content/common/frame_owner_properties.h"
#include "content/common/frame_replication_state.h"
#include "content/common/input_messages.h"
#include "content/common/navigation_gesture.h"
#include "content/common/navigation_params.h"
#include "content/common/page_messages.h"
#include "content/common/possibly_associated_wrapper_shared_url_loader_factory.h"
#include "content/common/renderer_host.mojom.h"
#include "content/common/savable_subframe.h"
#include "content/common/service_worker/service_worker_types.h"
#include "content/common/swapped_out_messages.h"
#include "content/common/view_messages.h"
#include "content/public/common/bind_interface_helpers.h"
#include "content/public/common/bindings_policy.h"
#include "content/public/common/content_constants.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/context_menu_params.h"
#include "content/public/common/favicon_url.h"
#include "content/public/common/isolated_world_ids.h"
#include "content/public/common/mime_handler_view_mode.h"
#include "content/public/common/navigation_policy.h"
#include "content/public/common/page_state.h"
#include "content/public/common/service_manager_connection.h"
#include "content/public/common/url_constants.h"
#include "content/public/common/url_loader_throttle.h"
#include "content/public/common/url_utils.h"
#include "content/public/renderer/browser_plugin_delegate.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/public/renderer/context_menu_client.h"
#include "content/public/renderer/document_state.h"
#include "content/public/renderer/render_frame_observer.h"
#include "content/public/renderer/render_frame_visitor.h"
#include "content/public/renderer/render_thread.h"
#include "content/public/renderer/renderer_ppapi_host.h"
#include "content/renderer/accessibility/aom_content_ax_tree.h"
#include "content/renderer/accessibility/render_accessibility_impl.h"
#include "content/renderer/browser_plugin/browser_plugin.h"
#include "content/renderer/browser_plugin/browser_plugin_manager.h"
#include "content/renderer/compositor/layer_tree_view.h"
#include "content/renderer/content_security_policy_util.h"
#include "content/renderer/context_menu_params_builder.h"
#include "content/renderer/crash_helpers.h"
#include "content/renderer/dom_automation_controller.h"
#include "content/renderer/effective_connection_type_helper.h"
#include "content/renderer/external_popup_menu.h"
#include "content/renderer/frame_owner_properties.h"
#include "content/renderer/gpu_benchmarking_extension.h"
#include "content/renderer/history_entry.h"
#include "content/renderer/history_serialization.h"
#include "content/renderer/image_downloader/image_downloader_impl.h"
#include "content/renderer/ime_event_guard.h"
#include "content/renderer/input/frame_input_handler_impl.h"
#include "content/renderer/input/input_target_client_impl.h"
#include "content/renderer/input/widget_input_handler_manager.h"
#include "content/renderer/installedapp/related_apps_fetcher.h"
#include "content/renderer/internal_document_state_data.h"
#include "content/renderer/loader/navigation_body_loader.h"
#include "content/renderer/loader/request_extra_data.h"
#include "content/renderer/loader/resource_dispatcher.h"
#include "content/renderer/loader/tracked_child_url_loader_factory_bundle.h"
#include "content/renderer/loader/web_url_loader_impl.h"
#include "content/renderer/loader/web_url_request_util.h"
#include "content/renderer/loader/web_worker_fetch_context_impl.h"
#include "content/renderer/low_memory_mode_controller.h"
#include "content/renderer/manifest/manifest_change_notifier.h"
#include "content/renderer/media/audio/audio_device_factory.h"
#include "content/renderer/media/audio/audio_output_ipc_factory.h"
#include "content/renderer/media/audio/audio_renderer_sink_cache.h"
#include "content/renderer/media/media_permission_dispatcher.h"
#include "content/renderer/media/stream/media_stream_device_observer.h"
#include "content/renderer/media/stream/user_media_client_impl.h"
#include "content/renderer/media/webrtc/rtc_peer_connection_handler.h"
#include "content/renderer/mhtml_handle_writer.h"
#include "content/renderer/mojo/blink_interface_registry_impl.h"
#include "content/renderer/navigation_client.h"
#include "content/renderer/navigation_state.h"
#include "content/renderer/pepper/pepper_audio_controller.h"
#include "content/renderer/pepper/plugin_instance_throttler_impl.h"
#include "content/renderer/push_messaging/push_messaging_client.h"
#include "content/renderer/render_frame_proxy.h"
#include "content/renderer/render_process.h"
#include "content/renderer/render_thread_impl.h"
#include "content/renderer/render_view_impl.h"
#include "content/renderer/render_widget_fullscreen_pepper.h"
#include "content/renderer/renderer_blink_platform_impl.h"
#include "content/renderer/renderer_webapplicationcachehost_impl.h"
#include "content/renderer/resource_timing_info_conversions.h"
#include "content/renderer/savable_resources.h"
#include "content/renderer/service_worker/service_worker_network_provider_for_frame.h"
#include "content/renderer/service_worker/web_service_worker_provider_impl.h"
#include "content/renderer/skia_benchmarking_extension.h"
#include "content/renderer/stats_collection_controller.h"
#include "content/renderer/v8_value_converter_impl.h"
#include "content/renderer/web_ui_extension.h"
#include "content/renderer/web_ui_extension_data.h"
#include "content/renderer/worker/dedicated_worker_host_factory_client.h"
#include "crypto/sha2.h"
#include "media/blink/webmediaplayer_util.h"
#include "net/base/data_url.h"
#include "net/base/load_flags.h"
#include "net/base/net_errors.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
#include "net/http/http_request_headers.h"
#include "net/http/http_util.h"
#include "ppapi/buildflags/buildflags.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/weak_wrapper_shared_url_loader_factory.h"
#include "services/network/public/mojom/request_context_frame_type.mojom.h"
#include "services/service_manager/public/cpp/connector.h"
#include "services/service_manager/public/cpp/interface_provider.h"
#include "services/service_manager/public/mojom/interface_provider.mojom.h"
#include "services/ws/public/cpp/gpu/context_provider_command_buffer.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/common/frame/sandbox_flags.h"
#include "third_party/blink/public/common/frame/user_activation_update_type.h"
#include "third_party/blink/public/common/logging/logging_utils.h"
#include "third_party/blink/public/common/service_worker/service_worker_utils.h"
#include "third_party/blink/public/mojom/choosers/file_chooser.mojom.h"
#include "third_party/blink/public/mojom/fetch/fetch_api_request.mojom.h"
#include "third_party/blink/public/mojom/permissions/permission.mojom.h"
#include "third_party/blink/public/platform/file_path_conversion.h"
#include "third_party/blink/public/platform/interface_provider.h"
#include "third_party/blink/public/platform/modules/service_worker/web_service_worker_network_provider.h"
#include "third_party/blink/public/platform/url_conversion.h"
#include "third_party/blink/public/platform/web_data.h"
#include "third_party/blink/public/platform/web_focus_type.h"
#include "third_party/blink/public/platform/web_http_body.h"
#include "third_party/blink/public/platform/web_keyboard_event.h"
#include "third_party/blink/public/platform/web_media_player.h"
#include "third_party/blink/public/platform/web_media_player_source.h"
#include "third_party/blink/public/platform/web_point.h"
#include "third_party/blink/public/platform/web_runtime_features.h"
#include "third_party/blink/public/platform/web_scroll_into_view_params.h"
#include "third_party/blink/public/platform/web_string.h"
#include "third_party/blink/public/platform/web_url.h"
#include "third_party/blink/public/platform/web_url_error.h"
#include "third_party/blink/public/platform/web_url_response.h"
#include "third_party/blink/public/platform/web_vector.h"
#include "third_party/blink/public/web/blink.h"
#include "third_party/blink/public/web/web_autofill_client.h"
#include "third_party/blink/public/web/web_console_message.h"
#include "third_party/blink/public/web/web_context_features.h"
#include "third_party/blink/public/web/web_document.h"
#include "third_party/blink/public/web/web_element_collection.h"
#include "third_party/blink/public/web/web_frame_owner_properties.h"
#include "third_party/blink/public/web/web_frame_serializer.h"
#include "third_party/blink/public/web/web_frame_widget.h"
#include "third_party/blink/public/web/web_input_method_controller.h"
#include "third_party/blink/public/web/web_local_frame.h"
#include "third_party/blink/public/web/web_navigation_control.h"
#include "third_party/blink/public/web/web_navigation_policy.h"
#include "third_party/blink/public/web/web_navigation_timings.h"
#include "third_party/blink/public/web/web_plugin.h"
#include "third_party/blink/public/web/web_plugin_container.h"
#include "third_party/blink/public/web/web_plugin_document.h"
#include "third_party/blink/public/web/web_plugin_params.h"
#include "third_party/blink/public/web/web_range.h"
#include "third_party/blink/public/web/web_scoped_user_gesture.h"
#include "third_party/blink/public/web/web_script_source.h"
#include "third_party/blink/public/web/web_searchable_form_data.h"
#include "third_party/blink/public/web/web_security_policy.h"
#include "third_party/blink/public/web/web_serialized_script_value.h"
#include "third_party/blink/public/web/web_settings.h"
#include "third_party/blink/public/web/web_surrounding_text.h"
#include "third_party/blink/public/web/web_user_gesture_indicator.h"
#include "third_party/blink/public/web/web_view.h"
#include "third_party/blink/public/web/web_widget.h"
#include "ui/events/base_event_utils.h"
#include "url/origin.h"
#include "url/url_constants.h"
#include "url/url_util.h"
#include "v8/include/v8.h"
#if BUILDFLAG(ENABLE_PLUGINS)
#include "content/renderer/pepper/pepper_browser_connection.h"
#include "content/renderer/pepper/pepper_plugin_instance_impl.h"
#include "content/renderer/pepper/pepper_plugin_registry.h"
#include "content/renderer/pepper/pepper_webplugin_impl.h"
#include "content/renderer/pepper/plugin_module.h"
#endif
#if defined(OS_WIN)
#include "base/debug/invalid_access_win.h"
#include "base/process/kill.h"
#elif defined(OS_POSIX)
#include <signal.h>
#endif
#if defined(OS_ANDROID)
#include <cpu-features.h>
#include "content/renderer/java/gin_java_bridge_dispatcher.h"
#include "third_party/blink/public/platform/web_float_point.h"
#endif
using base::Time;
using base::TimeDelta;
using blink::WebContentDecryptionModule;
using blink::WebContextMenuData;
using blink::WebData;
using blink::WebDocument;
using blink::WebDocumentLoader;
using blink::WebDOMEvent;
using blink::WebDOMMessageEvent;
using blink::WebElement;
using blink::WebElementCollection;
using blink::WebExternalPopupMenu;
using blink::WebExternalPopupMenuClient;
using blink::WebFrame;
using blink::WebFrameLoadType;
using blink::WebFrameSerializer;
using blink::WebFrameSerializerClient;
using blink::WebHistoryItem;
using blink::WebHTTPBody;
using blink::WebLayerTreeView;
using blink::WebLocalFrame;
using blink::WebMediaPlayer;
using blink::WebMediaPlayerClient;
using blink::WebMediaPlayerEncryptedMediaClient;
using blink::WebNavigationParams;
using blink::WebNavigationPolicy;
using blink::WebNavigationType;
using blink::WebNode;
using blink::WebPluginDocument;
using blink::WebPluginParams;
using blink::WebPoint;
using blink::WebPopupMenuInfo;
using blink::WebRange;
using blink::WebRect;
using blink::WebScriptSource;
using blink::WebSearchableFormData;
using blink::WebSecurityOrigin;
using blink::WebSecurityPolicy;
using blink::WebSerializedScriptValue;
using blink::WebServiceWorkerProvider;
using blink::WebSettings;
using blink::WebString;
using blink::WebThreadSafeData;
using blink::WebURL;
using blink::WebURLError;
using blink::WebURLRequest;
using blink::WebURLResponse;
using blink::WebUserGestureIndicator;
using blink::WebVector;
using blink::WebView;
using blink::mojom::SelectionMenuBehavior;
using network::mojom::ReferrerPolicy;
#if defined(OS_ANDROID)
using blink::WebFloatPoint;
using blink::WebFloatRect;
#endif
namespace content {
namespace {
const int kExtraCharsBeforeAndAfterSelection = 100;
// Maximum number of burst download requests allowed.
const int kBurstDownloadLimit = 10;
const PreviewsState kDisabledPreviewsBits =
PREVIEWS_OFF | PREVIEWS_NO_TRANSFORM;
// Print up to |kMaxSecurityWarningMessages| console messages per frame about
// certificates or TLS versions that will be distrusted in future.
const uint32_t kMaxSecurityWarningMessages = 10;
typedef std::map<int, RenderFrameImpl*> RoutingIDFrameMap;
static base::LazyInstance<RoutingIDFrameMap>::DestructorAtExit
g_routing_id_frame_map = LAZY_INSTANCE_INITIALIZER;
typedef std::map<blink::WebFrame*, RenderFrameImpl*> FrameMap;
base::LazyInstance<FrameMap>::DestructorAtExit g_frame_map =
LAZY_INSTANCE_INITIALIZER;
int64_t ExtractPostId(const WebHistoryItem& item) {
if (item.IsNull() || item.HttpBody().IsNull())
return -1;
return item.HttpBody().Identifier();
}
// Calculates transition type based on navigation parameters. Used
// during navigation, before WebDocumentLoader is available.
ui::PageTransition GetTransitionType(ui::PageTransition default_transition,
bool replaces_current_item,
bool is_main_frame,
WebNavigationType navigation_type) {
if (replaces_current_item && !is_main_frame) {
// Subframe navigations that don't add session history items must be
// marked with AUTO_SUBFRAME. See also DidFailProvisionalLoad for how we
// handle loading of error pages.
return ui::PAGE_TRANSITION_AUTO_SUBFRAME;
}
bool is_form_submit =
navigation_type == blink::kWebNavigationTypeFormSubmitted ||
navigation_type == blink::kWebNavigationTypeFormResubmitted;
if (ui::PageTransitionCoreTypeIs(default_transition,
ui::PAGE_TRANSITION_LINK) &&
is_form_submit) {
return ui::PAGE_TRANSITION_FORM_SUBMIT;
}
return default_transition;
}
// Calculates transition type for the specific document loaded using
// WebDocumentLoader. Used while loading subresources.
ui::PageTransition GetTransitionType(blink::WebDocumentLoader* document_loader,
bool is_main_frame,
bool loading) {
NavigationState* navigation_state =
NavigationState::FromDocumentLoader(document_loader);
ui::PageTransition default_transition =
navigation_state->IsContentInitiated()
? ui::PAGE_TRANSITION_LINK
: navigation_state->common_params().transition;
if (navigation_state->WasWithinSameDocument())
return default_transition;
if (loading || document_loader->GetResponse().IsNull()) {
return GetTransitionType(
default_transition, document_loader->ReplacesCurrentHistoryItem(),
is_main_frame, document_loader->GetNavigationType());
}
return default_transition;
}
void GetRedirectChain(WebDocumentLoader* document_loader,
std::vector<GURL>* result) {
WebVector<WebURL> urls;
document_loader->RedirectChain(urls);
result->reserve(urls.size());
for (size_t i = 0; i < urls.size(); ++i) {
result->push_back(urls[i]);
}
}
// Gets URL that should override the default getter for this data source
// (if any), storing it in |output|. Returns true if there is an override URL.
bool MaybeGetOverriddenURL(WebDocumentLoader* document_loader, GURL* output) {
DocumentState* document_state =
DocumentState::FromDocumentLoader(document_loader);
// If load was from a data URL, then the saved data URL, not the history
// URL, should be the URL of the data source.
if (document_state->was_load_data_with_base_url_request()) {
*output = document_state->data_url();
return true;
}
// WebDocumentLoader has unreachable URL means that the frame is loaded
// through blink::WebFrame::loadData(), and the base URL will be in the
// redirect chain. However, we never visited the baseURL. So in this case, we
// should use the unreachable URL as the original URL.
if (document_loader->HasUnreachableURL()) {
*output = document_loader->UnreachableURL();
return true;
}
return false;
}
// Returns the original request url. If there is no redirect, the original
// url is the same as document loader's OriginalUrl(). If the WebDocumentLoader
// belongs to a frame was loaded by loadData, the original url will be
// it's UnreachableURL().
GURL GetOriginalRequestURL(WebDocumentLoader* document_loader) {
GURL overriden_url;
if (MaybeGetOverriddenURL(document_loader, &overriden_url))
return overriden_url;
std::vector<GURL> redirects;
GetRedirectChain(document_loader, &redirects);
if (!redirects.empty())
return redirects.at(0);
return document_loader->OriginalUrl();
}
// Returns false unless this is a top-level navigation.
bool IsTopLevelNavigation(WebFrame* frame) {
return frame->Parent() == nullptr;
}
void FillNavigationParamsRequest(
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
blink::WebNavigationParams* navigation_params) {
// Use the original navigation url to start with. We'll replay the redirects
// afterwards and will eventually arrive to the final url.
navigation_params->url = !commit_params.original_url.is_empty()
? commit_params.original_url
: common_params.url;
navigation_params->http_method = WebString::FromLatin1(
!commit_params.original_method.empty() ? commit_params.original_method
: common_params.method);
if (common_params.referrer.url.is_valid()) {
WebString referrer = WebSecurityPolicy::GenerateReferrerHeader(
common_params.referrer.policy, common_params.url,
WebString::FromUTF8(common_params.referrer.url.spec()));
navigation_params->referrer = referrer;
navigation_params->referrer_policy = common_params.referrer.policy;
}
if (common_params.referrer.policy !=
network::mojom::ReferrerPolicy::kDefault) {
navigation_params->referrer_policy = common_params.referrer.policy;
}
if (common_params.post_data) {
navigation_params->http_body =
GetWebHTTPBodyForRequestBody(*common_params.post_data);
if (!commit_params.post_content_type.empty()) {
navigation_params->http_content_type =
WebString::FromASCII(commit_params.post_content_type);
}
}
navigation_params->previews_state =
static_cast<WebURLRequest::PreviewsState>(common_params.previews_state);
navigation_params->origin_policy =
WebString::FromUTF8(common_params.origin_policy);
// Set the request initiator origin, which is supplied by the browser
// process. It is present in cases such as navigating a frame in a different
// process, which is routed through RenderFrameProxy and the origin is
// required to correctly compute the effective origin in which the
// navigation will commit.
if (common_params.initiator_origin) {
navigation_params->requestor_origin =
common_params.initiator_origin.value();
}
navigation_params->was_discarded = commit_params.was_discarded;
#if defined(OS_ANDROID)
navigation_params->had_transient_activation = common_params.has_user_gesture;
#endif
}
CommonNavigationParams MakeCommonNavigationParams(
const WebSecurityOrigin& current_origin,
std::unique_ptr<blink::WebNavigationInfo> info,
int load_flags,
bool has_download_sandbox_flag,
bool from_ad) {
// A valid RequestorOrigin is always expected to be present.
DCHECK(!info->url_request.RequestorOrigin().IsNull());
Referrer referrer(
GURL(info->url_request.HttpHeaderField(WebString::FromUTF8("Referer"))
.Latin1()),
info->url_request.GetReferrerPolicy());
// No history-navigation is expected to happen.
DCHECK(info->navigation_type != blink::kWebNavigationTypeBackForward);
// Determine the navigation type. No same-document navigation is expected
// because it is loaded immediately by the FrameLoader.
FrameMsg_Navigate_Type::Value navigation_type =
FrameMsg_Navigate_Type::DIFFERENT_DOCUMENT;
if (info->navigation_type == blink::kWebNavigationTypeReload) {
if (load_flags & net::LOAD_BYPASS_CACHE)
navigation_type = FrameMsg_Navigate_Type::RELOAD_BYPASSING_CACHE;
else
navigation_type = FrameMsg_Navigate_Type::RELOAD;
}
base::Optional<SourceLocation> source_location;
if (!info->source_location.url.IsNull()) {
source_location = SourceLocation(info->source_location.url.Latin1(),
info->source_location.line_number,
info->source_location.column_number);
}
CSPDisposition should_check_main_world_csp =
info->should_check_main_world_content_security_policy ==
blink::kWebContentSecurityPolicyDispositionCheck
? CSPDisposition::CHECK
: CSPDisposition::DO_NOT_CHECK;
const RequestExtraData* extra_data =
static_cast<RequestExtraData*>(info->url_request.GetExtraData());
DCHECK(extra_data);
NavigationDownloadPolicy download_policy;
RenderFrameImpl::MaybeSetDownloadFramePolicy(
info->is_opener_navigation, info->url_request, current_origin,
has_download_sandbox_flag,
info->blocking_downloads_in_sandbox_without_user_activation_enabled,
from_ad, &download_policy);
return CommonNavigationParams(
info->url_request.Url(), info->url_request.RequestorOrigin(), referrer,
extra_data->transition_type(), navigation_type, download_policy,
info->frame_load_type == WebFrameLoadType::kReplaceCurrentItem, GURL(),
GURL(), static_cast<PreviewsState>(info->url_request.GetPreviewsState()),
base::TimeTicks::Now(), info->url_request.HttpMethod().Latin1(),
GetRequestBodyForWebURLRequest(info->url_request), source_location,
false /* started_from_context_menu */, info->url_request.HasUserGesture(),
InitiatorCSPInfo(should_check_main_world_csp,
BuildContentSecurityPolicyList(info->initiator_csp),
info->initiator_csp.self_source.has_value()
? base::Optional<CSPSource>(BuildCSPSource(
info->initiator_csp.self_source.value()))
: base::nullopt),
info->href_translate.Latin1(), info->input_start);
}
WebFrameLoadType NavigationTypeToLoadType(
FrameMsg_Navigate_Type::Value navigation_type,
bool should_replace_current_entry,
bool has_valid_page_state) {
switch (navigation_type) {
case FrameMsg_Navigate_Type::RELOAD:
case FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL:
return WebFrameLoadType::kReload;
case FrameMsg_Navigate_Type::RELOAD_BYPASSING_CACHE:
return WebFrameLoadType::kReloadBypassingCache;
case FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT:
case FrameMsg_Navigate_Type::HISTORY_DIFFERENT_DOCUMENT:
return WebFrameLoadType::kBackForward;
case FrameMsg_Navigate_Type::RESTORE:
case FrameMsg_Navigate_Type::RESTORE_WITH_POST:
if (has_valid_page_state)
return WebFrameLoadType::kBackForward;
// If there is no valid page state, fall through to the default case.
FALLTHROUGH;
case FrameMsg_Navigate_Type::SAME_DOCUMENT:
case FrameMsg_Navigate_Type::DIFFERENT_DOCUMENT:
return should_replace_current_entry
? WebFrameLoadType::kReplaceCurrentItem
: WebFrameLoadType::kStandard;
default:
NOTREACHED();
return WebFrameLoadType::kStandard;
}
}
RenderFrameImpl::CreateRenderFrameImplFunction g_create_render_frame_impl =
nullptr;
WebString ConvertRelativePathToHtmlAttribute(const base::FilePath& path) {
DCHECK(!path.IsAbsolute());
return WebString::FromUTF8(
std::string("./") +
path.NormalizePathSeparatorsTo(FILE_PATH_LITERAL('/')).AsUTF8Unsafe());
}
// Implementation of WebFrameSerializer::LinkRewritingDelegate that responds
// based on the payload of FrameMsg_GetSerializedHtmlWithLocalLinks.
class LinkRewritingDelegate : public WebFrameSerializer::LinkRewritingDelegate {
public:
LinkRewritingDelegate(
const std::map<GURL, base::FilePath>& url_to_local_path,
const std::map<int, base::FilePath>& frame_routing_id_to_local_path)
: url_to_local_path_(url_to_local_path),
frame_routing_id_to_local_path_(frame_routing_id_to_local_path) {}
bool RewriteFrameSource(WebFrame* frame, WebString* rewritten_link) override {
int routing_id = RenderFrame::GetRoutingIdForWebFrame(frame);
auto it = frame_routing_id_to_local_path_.find(routing_id);
if (it == frame_routing_id_to_local_path_.end())
return false; // This can happen because of https://crbug.com/541354.
const base::FilePath& local_path = it->second;
*rewritten_link = ConvertRelativePathToHtmlAttribute(local_path);
return true;
}
bool RewriteLink(const WebURL& url, WebString* rewritten_link) override {
auto it = url_to_local_path_.find(url);
if (it == url_to_local_path_.end())
return false;
const base::FilePath& local_path = it->second;
*rewritten_link = ConvertRelativePathToHtmlAttribute(local_path);
return true;
}
private:
const std::map<GURL, base::FilePath>& url_to_local_path_;
const std::map<int, base::FilePath>& frame_routing_id_to_local_path_;
};
// Implementation of WebFrameSerializer::MHTMLPartsGenerationDelegate that
// 1. Bases shouldSkipResource and getContentID responses on contents of
// SerializeAsMHTMLParams.
// 2. Stores digests of urls of serialized resources (i.e. urls reported via
// shouldSkipResource) into |serialized_resources_uri_digests| passed
// to the constructor.
class MHTMLPartsGenerationDelegate
: public WebFrameSerializer::MHTMLPartsGenerationDelegate {
public:
MHTMLPartsGenerationDelegate(
const mojom::SerializeAsMHTMLParams& params,
std::unordered_set<std::string>* serialized_resources_uri_digests)
: params_(params),
serialized_resources_uri_digests_(serialized_resources_uri_digests) {
DCHECK(serialized_resources_uri_digests_);
// Digests must be sorted for binary search.
DCHECK(std::is_sorted(params_.digests_of_uris_to_skip.begin(),
params_.digests_of_uris_to_skip.end()));
// URLs are not duplicated.
DCHECK(std::adjacent_find(params_.digests_of_uris_to_skip.begin(),
params_.digests_of_uris_to_skip.end()) ==
params_.digests_of_uris_to_skip.end());
}
bool ShouldSkipResource(const WebURL& url) override {
std::string digest =
crypto::SHA256HashString(params_.salt + GURL(url).spec());
// Skip if the |url| already covered by serialization of an *earlier* frame.
if (std::binary_search(params_.digests_of_uris_to_skip.begin(),
params_.digests_of_uris_to_skip.end(), digest))
return true;
// Let's record |url| as being serialized for the *current* frame.
auto pair = serialized_resources_uri_digests_->insert(digest);
bool insertion_took_place = pair.second;
DCHECK(insertion_took_place); // Blink should dedupe within a frame.
return false;
}
bool UseBinaryEncoding() override { return params_.mhtml_binary_encoding; }
bool RemovePopupOverlay() override {
return params_.mhtml_popup_overlay_removal;
}
bool UsePageProblemDetectors() override {
return params_.mhtml_problem_detection;
}
private:
const mojom::SerializeAsMHTMLParams& params_;
std::unordered_set<std::string>* serialized_resources_uri_digests_;
DISALLOW_COPY_AND_ASSIGN(MHTMLPartsGenerationDelegate);
};
bool IsHttpPost(const blink::WebURLRequest& request) {
return request.HttpMethod().Utf8() == "POST";
}
// Delegate responsible for determining the handle writing implementation by
// instantiating an MHTMLHandleWriter on the heap respective to the passed in
// MHTMLSerializationParams. This transfers ownership of the handle to the
// new MHTMLHandleWriter.
class MHTMLHandleWriterDelegate {
public:
MHTMLHandleWriterDelegate(
mojom::SerializeAsMHTMLParams& params,
MHTMLHandleWriter::MHTMLWriteCompleteCallback callback,
scoped_refptr<base::TaskRunner> main_thread_task_runner) {
// Handle must be instantiated.
DCHECK(params.output_handle);
if (params.output_handle->is_file_handle()) {
handle_ = new MHTMLFileHandleWriter(
std::move(main_thread_task_runner), std::move(callback),
std::move(params.output_handle->get_file_handle()));
} else {
handle_ = new MHTMLProducerHandleWriter(
std::move(main_thread_task_runner), std::move(callback),
std::move(params.output_handle->get_producer_handle()));
}
}
void WriteContents(std::vector<WebThreadSafeData> mhtml_contents) {
// Using base::Unretained is safe, as calls to WriteContents() always
// deletes |handle| upon Finish().
base::PostTaskWithTraits(
FROM_HERE, {base::MayBlock()},
base::BindOnce(&MHTMLHandleWriter::WriteContents,
base::Unretained(handle_), std::move(mhtml_contents)));
}
// Within the context of the delegate, only for premature write finish.
void Finish(mojom::MhtmlSaveStatus save_status) {
base::PostTaskWithTraits(
FROM_HERE, {base::MayBlock()},
base::BindOnce(&MHTMLHandleWriter::Finish, base::Unretained(handle_),
save_status));
}
private:
MHTMLHandleWriter* handle_;
DISALLOW_COPY_AND_ASSIGN(MHTMLHandleWriterDelegate);
};
FaviconURL::IconType ToFaviconType(blink::WebIconURL::Type type) {
switch (type) {
case blink::WebIconURL::kTypeFavicon:
return FaviconURL::IconType::kFavicon;
case blink::WebIconURL::kTypeTouch:
return FaviconURL::IconType::kTouchIcon;
case blink::WebIconURL::kTypeTouchPrecomposed:
return FaviconURL::IconType::kTouchPrecomposedIcon;
case blink::WebIconURL::kTypeInvalid:
return FaviconURL::IconType::kInvalid;
}
NOTREACHED();
return FaviconURL::IconType::kInvalid;
}
std::vector<gfx::Size> ConvertToFaviconSizes(
const blink::WebVector<blink::WebSize>& web_sizes) {
std::vector<gfx::Size> result;
result.reserve(web_sizes.size());
for (const blink::WebSize& web_size : web_sizes)
result.push_back(gfx::Size(web_size));
return result;
}
// Use this for histograms with dynamically generated names, which otherwise
// can't use the UMA_HISTOGRAM_MEMORY_MB macro without code duplication.
void RecordSuffixedMemoryMBHistogram(base::StringPiece name,
base::StringPiece suffix,
int sample_mb) {
std::string name_with_suffix;
name.CopyToString(&name_with_suffix);
suffix.AppendToString(&name_with_suffix);
base::UmaHistogramMemoryMB(name_with_suffix, sample_mb);
}
void RecordSuffixedRendererMemoryMetrics(
const RenderThreadImpl::RendererMemoryMetrics& memory_metrics,
base::StringPiece suffix) {
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.PartitionAlloc",
suffix,
memory_metrics.partition_alloc_kb / 1024);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.BlinkGC",
suffix, memory_metrics.blink_gc_kb / 1024);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.Malloc", suffix,
memory_metrics.malloc_mb);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.Discardable",
suffix, memory_metrics.discardable_kb / 1024);
RecordSuffixedMemoryMBHistogram(
"Memory.Experimental.Renderer.V8MainThreadIsolate", suffix,
memory_metrics.v8_main_thread_isolate_mb);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.TotalAllocated",
suffix, memory_metrics.total_allocated_mb);
RecordSuffixedMemoryMBHistogram(
"Memory.Experimental.Renderer.NonDiscardableTotalAllocated", suffix,
memory_metrics.non_discardable_total_allocated_mb);
RecordSuffixedMemoryMBHistogram(
"Memory.Experimental.Renderer.TotalAllocatedPerRenderView", suffix,
memory_metrics.total_allocated_per_render_view_mb);
}
// See also LOG_NAVIGATION_TIMING_HISTOGRAM in NavigationHandleImpl.
void RecordReadyToCommitUntilCommitHistogram(base::TimeDelta delay,
ui::PageTransition transition) {
UMA_HISTOGRAM_TIMES("Navigation.Renderer.ReadyToCommitUntilCommit", delay);
if (transition & ui::PAGE_TRANSITION_FORWARD_BACK) {
UMA_HISTOGRAM_TIMES(
"Navigation.Renderer.ReadyToCommitUntilCommit.BackForward", delay);
} else if (ui::PageTransitionCoreTypeIs(transition,
ui::PAGE_TRANSITION_RELOAD)) {
UMA_HISTOGRAM_TIMES("Navigation.Renderer.ReadyToCommitUntilCommit.Reload",
delay);
} else if (ui::PageTransitionIsNewNavigation(transition)) {
UMA_HISTOGRAM_TIMES(
"Navigation.Renderer.ReadyToCommitUntilCommit.NewNavigation", delay);
} else {
NOTREACHED() << "Invalid page transition: " << transition;
}
}
blink::mojom::BlobURLTokenPtrInfo CloneBlobURLToken(
mojo::MessagePipeHandle handle) {
if (!handle.is_valid())
return nullptr;
blink::mojom::BlobURLTokenPtrInfo result;
blink::mojom::BlobURLTokenPtr token(
blink::mojom::BlobURLTokenPtrInfo(mojo::ScopedMessagePipeHandle(handle),
blink::mojom::BlobURLToken::Version_));
token->Clone(MakeRequest(&result));
ignore_result(token.PassInterface().PassHandle().release());
return result;
}
// Creates a fully functional DocumentState in the case where we do not have
// navigation parameters available.
std::unique_ptr<DocumentState> BuildDocumentState() {
std::unique_ptr<DocumentState> document_state =
std::make_unique<DocumentState>();
InternalDocumentStateData::FromDocumentState(document_state.get())
->set_navigation_state(NavigationState::CreateContentInitiated());
return document_state;
}
// Creates a fully functional DocumentState in the case where we have
// navigation parameters available in the RenderFrameImpl.
std::unique_ptr<DocumentState> BuildDocumentStateFromParams(
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
base::TimeTicks time_commit_requested,
mojom::FrameNavigationControl::CommitNavigationCallback commit_callback,
mojom::NavigationClient::CommitNavigationCallback
per_navigation_mojo_interface_commit_callback,
const network::ResourceResponseHead* head,
std::unique_ptr<NavigationClient> navigation_client,
int request_id,
bool was_initiated_in_this_frame) {
std::unique_ptr<DocumentState> document_state(new DocumentState());
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state.get());
DCHECK(!common_params.navigation_start.is_null());
DCHECK(!common_params.url.SchemeIs(url::kJavaScriptScheme));
if (common_params.navigation_type == FrameMsg_Navigate_Type::RESTORE) {
// We're doing a load of a page that was restored from the last session.
// By default this prefers the cache over loading
// (LOAD_SKIP_CACHE_VALIDATION) which can result in stale data for pages
// that are set to expire. We explicitly override that by setting the
// policy here so that as necessary we load from the network.
//
// TODO(davidben): Remove this in favor of passing a cache policy to the
// loadHistoryItem call in OnNavigate. That requires not overloading
// UseProtocolCachePolicy to mean both "normal load" and "determine cache
// policy based on load type, etc".
internal_data->set_cache_policy_override(
blink::mojom::FetchCacheMode::kDefault);
}
internal_data->set_is_overriding_user_agent(
commit_params.is_overriding_user_agent);
internal_data->set_must_reset_scroll_and_scale_state(
common_params.navigation_type ==
FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL);
internal_data->set_previews_state(common_params.previews_state);
internal_data->set_request_id(request_id);
document_state->set_can_load_local_resources(
commit_params.can_load_local_resources);
if (head) {
if (head->headers)
internal_data->set_http_status_code(head->headers->response_code());
else if (common_params.url.SchemeIs(url::kDataScheme))
internal_data->set_http_status_code(200);
document_state->set_was_fetched_via_spdy(head->was_fetched_via_spdy);
document_state->set_was_alpn_negotiated(head->was_alpn_negotiated);
document_state->set_alpn_negotiated_protocol(
head->alpn_negotiated_protocol);
document_state->set_was_alternate_protocol_available(
head->was_alternate_protocol_available);
document_state->set_connection_info(head->connection_info);
internal_data->set_effective_connection_type(
head->effective_connection_type);
}
bool load_data = !common_params.base_url_for_data_url.is_empty() &&
!common_params.history_url_for_data_url.is_empty() &&
common_params.url.SchemeIs(url::kDataScheme);
document_state->set_was_load_data_with_base_url_request(load_data);
if (load_data)
document_state->set_data_url(common_params.url);
InternalDocumentStateData::FromDocumentState(document_state.get())
->set_navigation_state(NavigationState::CreateBrowserInitiated(
common_params, commit_params, time_commit_requested,
std::move(commit_callback),
std::move(per_navigation_mojo_interface_commit_callback),
std::move(navigation_client), was_initiated_in_this_frame));
return document_state;
}
void ApplyFilePathAlias(blink::WebURLRequest* request) {
const base::CommandLine::StringType file_url_path_alias =
base::CommandLine::ForCurrentProcess()->GetSwitchValueNative(
switches::kFileUrlPathAlias);
if (file_url_path_alias.empty())
return;
const auto alias_mapping =
base::SplitString(file_url_path_alias, FILE_PATH_LITERAL("="),
base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
if (alias_mapping.size() != 2) {
LOG(ERROR) << "Invalid file path alias format.";
return;
}
#if defined(OS_WIN)
base::string16 path = request->Url().GetString().Utf16();
const base::string16 file_prefix =
base::ASCIIToUTF16(url::kFileScheme) +
base::ASCIIToUTF16(url::kStandardSchemeSeparator);
#else
std::string path = request->Url().GetString().Utf8();
const std::string file_prefix =
std::string(url::kFileScheme) + url::kStandardSchemeSeparator;
#endif
if (!base::StartsWith(path, file_prefix + alias_mapping[0],
base::CompareCase::SENSITIVE)) {
return;
}
base::ReplaceFirstSubstringAfterOffset(&path, 0, alias_mapping[0],
alias_mapping[1]);
request->SetUrl(blink::WebURL(GURL(path)));
}
// Packs all navigation timings sent by the browser to a blink understandable
// format, blink::WebNavigationTimings.
blink::WebNavigationTimings BuildNavigationTimings(
base::TimeTicks navigation_start,
const NavigationTiming& browser_navigation_timings,
base::TimeTicks input_start) {
blink::WebNavigationTimings renderer_navigation_timings;
// Sanitizes the navigation_start timestamp for browser-initiated navigations,
// where the browser possibly has a better notion of start time than the
// renderer. In the case of cross-process navigations, this carries over the
// time of finishing the onbeforeunload handler of the previous page.
// TimeTicks is sometimes not monotonic across processes, and because
// |browser_navigation_start| is likely before this process existed,
// InterProcessTimeTicksConverter won't help. The timestamp is sanitized by
// clamping it to now.
DCHECK(!navigation_start.is_null());
renderer_navigation_timings.navigation_start =
std::min(navigation_start, base::TimeTicks::Now());
renderer_navigation_timings.redirect_start =
browser_navigation_timings.redirect_start;
renderer_navigation_timings.redirect_end =
browser_navigation_timings.redirect_end;
renderer_navigation_timings.fetch_start =
browser_navigation_timings.fetch_start;
renderer_navigation_timings.input_start = input_start;
return renderer_navigation_timings;
}
// Fills navigation data sent by the browser to a blink understandable
// format, blink::WebNavigationParams.
void FillMiscNavigationParams(const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
blink::WebNavigationParams* navigation_params) {
navigation_params->navigation_timings = BuildNavigationTimings(
common_params.navigation_start, commit_params.navigation_timing,
common_params.input_start);
navigation_params->is_user_activated =
commit_params.was_activated == WasActivatedOption::kYes;
if (commit_params.origin_to_commit) {
navigation_params->origin_to_commit =
commit_params.origin_to_commit.value();
}
}
} // namespace
// This class uses existing WebNavigationBodyLoader to read the whole response
// body into in-memory buffer, and then creates another body loader with static
// data so that we can parse mhtml archive synchronously. This is a workaround
// for the fact that we need the whole archive to determine the document's mime
// type and construct a right document instance.
class RenderFrameImpl::MHTMLBodyLoaderClient
: public blink::WebNavigationBodyLoader::Client {
public:
// Once the body is read, fills |navigation_params| with the new body loader
// and calls |done_callbcak|.
MHTMLBodyLoaderClient(
std::unique_ptr<blink::WebNavigationParams> navigation_params,
base::OnceCallback<void(std::unique_ptr<blink::WebNavigationParams>)>
done_callback)
: navigation_params_(std::move(navigation_params)),
done_callback_(std::move(done_callback)) {
body_loader_ = std::move(navigation_params_->body_loader);
body_loader_->StartLoadingBody(this, false /* use_isolated_code_cache */);
}
~MHTMLBodyLoaderClient() override {}
void BodyCodeCacheReceived(base::span<const uint8_t>) override {}
void BodyDataReceived(base::span<const char> data) override {
data_.Append(data.data(), data.size());
}
void BodyLoadingFinished(base::TimeTicks completion_time,
int64_t total_encoded_data_length,
int64_t total_encoded_body_length,
int64_t total_decoded_body_length,
bool should_report_corb_blocking,
const base::Optional<WebURLError>& error) override {
if (!error.has_value()) {
WebNavigationParams::FillBodyLoader(navigation_params_.get(), data_);
// Clear |is_static_data| flag to avoid the special behavior it triggers,
// e.g. skipping content disposition check. We want this load to be
// regular, just like with an original body loader.
navigation_params_->is_static_data = false;
}
std::move(done_callback_).Run(std::move(navigation_params_));
}
private:
WebData data_;
std::unique_ptr<blink::WebNavigationParams> navigation_params_;
std::unique_ptr<blink::WebNavigationBodyLoader> body_loader_;
base::OnceCallback<void(std::unique_ptr<blink::WebNavigationParams>)>
done_callback_;
DISALLOW_COPY_AND_ASSIGN(MHTMLBodyLoaderClient);
};
class RenderFrameImpl::FrameURLLoaderFactory
: public blink::WebURLLoaderFactory {
public:
explicit FrameURLLoaderFactory(base::WeakPtr<RenderFrameImpl> frame)
: frame_(std::move(frame)) {}
~FrameURLLoaderFactory() override = default;
std::unique_ptr<blink::WebURLLoader> CreateURLLoader(
const WebURLRequest& request,
std::unique_ptr<blink::scheduler::WebResourceLoadingTaskRunnerHandle>
task_runner_handle) override {
// This should not be called if the frame is detached.
DCHECK(frame_);
mojom::KeepAliveHandlePtr keep_alive_handle;
if (request.GetKeepalive()) {
frame_->GetFrameHost()->IssueKeepAliveHandle(
mojo::MakeRequest(&keep_alive_handle));
}
return std::make_unique<WebURLLoaderImpl>(
RenderThreadImpl::current()->resource_dispatcher(),
std::move(task_runner_handle), frame_->GetLoaderFactoryBundle(),
std::move(keep_alive_handle));
}
private:
base::WeakPtr<RenderFrameImpl> frame_;
DISALLOW_COPY_AND_ASSIGN(FrameURLLoaderFactory);
};
// The following methods are outside of the anonymous namespace to ensure that
// the corresponding symbols get emmitted even on symbol_level 1.
NOINLINE void ExhaustMemory() {
volatile void* ptr = nullptr;
do {
ptr = malloc(0x10000000);
base::debug::Alias(&ptr);
} while (ptr);
}
#if defined(ADDRESS_SANITIZER)
NOINLINE void MaybeTriggerAsanError(const GURL& url) {
// NOTE(rogerm): We intentionally perform an invalid heap access here in
// order to trigger an Address Sanitizer (ASAN) error report.
if (url == kChromeUICrashHeapOverflowURL) {
LOG(ERROR) << "Intentionally causing ASAN heap overflow"
<< " because user navigated to " << url.spec();
base::debug::AsanHeapOverflow();
} else if (url == kChromeUICrashHeapUnderflowURL) {
LOG(ERROR) << "Intentionally causing ASAN heap underflow"
<< " because user navigated to " << url.spec();
base::debug::AsanHeapUnderflow();
} else if (url == kChromeUICrashUseAfterFreeURL) {
LOG(ERROR) << "Intentionally causing ASAN heap use-after-free"
<< " because user navigated to " << url.spec();
base::debug::AsanHeapUseAfterFree();
#if defined(OS_WIN)
} else if (url == kChromeUICrashCorruptHeapBlockURL) {
LOG(ERROR) << "Intentionally causing ASAN corrupt heap block"
<< " because user navigated to " << url.spec();
base::debug::AsanCorruptHeapBlock();
} else if (url == kChromeUICrashCorruptHeapURL) {
LOG(ERROR) << "Intentionally causing ASAN corrupt heap"
<< " because user navigated to " << url.spec();
base::debug::AsanCorruptHeap();
#endif // OS_WIN
}
}
#endif // ADDRESS_SANITIZER
// Returns true if the URL is a debug URL, false otherwise. These URLs do not
// commit, though they are intentionally left in the address bar above the
// effect they cause (e.g., a sad tab).
void HandleChromeDebugURL(const GURL& url) {
DCHECK(IsRendererDebugURL(url) && !url.SchemeIs(url::kJavaScriptScheme));
if (url == kChromeUIBadCastCrashURL) {
LOG(ERROR) << "Intentionally crashing (with bad cast)"
<< " because user navigated to " << url.spec();
internal::BadCastCrashIntentionally();
} else if (url == kChromeUICrashURL) {
LOG(ERROR) << "Intentionally crashing (with null pointer dereference)"
<< " because user navigated to " << url.spec();
internal::CrashIntentionally();
} else if (url == kChromeUIDumpURL) {
// This URL will only correctly create a crash dump file if content is
// hosted in a process that has correctly called
// base::debug::SetDumpWithoutCrashingFunction. Refer to the documentation
// of base::debug::DumpWithoutCrashing for more details.
base::debug::DumpWithoutCrashing();
#if defined(OS_WIN) || defined(OS_POSIX)
} else if (url == kChromeUIKillURL) {
LOG(ERROR) << "Intentionally terminating current process because user"
" navigated to "
<< url.spec();
// Simulate termination such that the base::GetTerminationStatus() API will
// return TERMINATION_STATUS_PROCESS_WAS_KILLED.
#if defined(OS_WIN)
base::Process::TerminateCurrentProcessImmediately(
base::win::kProcessKilledExitCode);
#elif defined(OS_POSIX)
PCHECK(kill(base::Process::Current().Pid(), SIGTERM) == 0);
#endif
#endif // defined(OS_WIN) || defined(OS_POSIX)
} else if (url == kChromeUIHangURL) {
LOG(ERROR) << "Intentionally hanging ourselves with sleep infinite loop"
<< " because user navigated to " << url.spec();
for (;;) {
base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(1));
}
} else if (url == kChromeUIShorthangURL) {
LOG(ERROR) << "Intentionally sleeping renderer for 20 seconds"
<< " because user navigated to " << url.spec();
base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(20));
} else if (url == kChromeUIMemoryExhaustURL) {
LOG(ERROR)
<< "Intentionally exhausting renderer memory because user navigated to "
<< url.spec();
ExhaustMemory();
} else if (url == kChromeUICheckCrashURL) {
LOG(ERROR) << "Intentionally causing CHECK because user navigated to "
<< url.spec();
CHECK(false);
}
#if defined(OS_WIN)
if (url == kChromeUIHeapCorruptionCrashURL) {
LOG(ERROR)
<< "Intentionally causing heap corruption because user navigated to "
<< url.spec();
base::debug::win::TerminateWithHeapCorruption();
}
#endif
#if DCHECK_IS_ON()
if (url == kChromeUICrashDcheckURL) {
LOG(ERROR) << "Intentionally causing DCHECK because user navigated to "
<< url.spec();
DCHECK(false) << "Intentional DCHECK.";
}
#endif
#if defined(ADDRESS_SANITIZER)
MaybeTriggerAsanError(url);
#endif // ADDRESS_SANITIZER
}
const std::string& UniqueNameForWebFrame(blink::WebFrame* frame) {
return frame->IsWebLocalFrame()
? RenderFrameImpl::FromWebFrame(frame)->unique_name()
: RenderFrameProxy::FromWebFrame(frame->ToWebRemoteFrame())
->unique_name();
}
RenderFrameImpl::UniqueNameFrameAdapter::UniqueNameFrameAdapter(
RenderFrameImpl* render_frame)
: render_frame_(render_frame) {}
RenderFrameImpl::UniqueNameFrameAdapter::~UniqueNameFrameAdapter() {}
bool RenderFrameImpl::UniqueNameFrameAdapter::IsMainFrame() const {
return render_frame_->IsMainFrame();
}
bool RenderFrameImpl::UniqueNameFrameAdapter::IsCandidateUnique(
base::StringPiece name) const {
// This method is currently O(N), where N = number of frames in the tree.
DCHECK(!name.empty());
for (blink::WebFrame* frame = GetWebFrame()->Top(); frame;
frame = frame->TraverseNext()) {
if (UniqueNameForWebFrame(frame) == name)
return false;
}
return true;
}
int RenderFrameImpl::UniqueNameFrameAdapter::GetSiblingCount() const {
int sibling_count = 0;
for (blink::WebFrame* frame = GetWebFrame()->Parent()->FirstChild(); frame;
frame = frame->NextSibling()) {
if (frame == GetWebFrame())
continue;
++sibling_count;
}
return sibling_count;
}
int RenderFrameImpl::UniqueNameFrameAdapter::GetChildCount() const {
int child_count = 0;
for (blink::WebFrame* frame = GetWebFrame()->FirstChild(); frame;
frame = frame->NextSibling()) {
++child_count;
}
return child_count;
}
std::vector<base::StringPiece>
RenderFrameImpl::UniqueNameFrameAdapter::CollectAncestorNames(
BeginPoint begin_point,
bool (*should_stop)(base::StringPiece)) const {
std::vector<base::StringPiece> result;
for (blink::WebFrame* frame = begin_point == BeginPoint::kParentFrame
? GetWebFrame()->Parent()
: GetWebFrame();
frame; frame = frame->Parent()) {
result.push_back(UniqueNameForWebFrame(frame));
if (should_stop(result.back()))
break;
}
return result;
}
std::vector<int> RenderFrameImpl::UniqueNameFrameAdapter::GetFramePosition(
BeginPoint begin_point) const {
std::vector<int> result;
blink::WebFrame* parent = begin_point == BeginPoint::kParentFrame
? GetWebFrame()->Parent()
: GetWebFrame();
blink::WebFrame* child =
begin_point == BeginPoint::kParentFrame ? GetWebFrame() : nullptr;
while (parent) {
int position_in_parent = 0;
blink::WebFrame* sibling = parent->FirstChild();
while (sibling != child) {
sibling = sibling->NextSibling();
++position_in_parent;
}
result.push_back(position_in_parent);
child = parent;
parent = parent->Parent();
}
return result;
}
blink::WebLocalFrame* RenderFrameImpl::UniqueNameFrameAdapter::GetWebFrame()
const {
return render_frame_->frame_;
}
// static
RenderFrameImpl* RenderFrameImpl::Create(
RenderViewImpl* render_view,
int32_t routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_content,
const base::UnguessableToken& devtools_frame_token) {
DCHECK(routing_id != MSG_ROUTING_NONE);
CreateParams params(render_view, routing_id, std::move(interface_provider),
std::move(document_interface_broker_content),
devtools_frame_token);
if (g_create_render_frame_impl)
return g_create_render_frame_impl(std::move(params));
else
return new RenderFrameImpl(std::move(params));
}
// static
RenderFrame* RenderFrame::FromRoutingID(int routing_id) {
return RenderFrameImpl::FromRoutingID(routing_id);
}
// static
RenderFrameImpl* RenderFrameImpl::FromRoutingID(int routing_id) {
DCHECK(RenderThread::IsMainThread());
auto iter = g_routing_id_frame_map.Get().find(routing_id);
if (iter != g_routing_id_frame_map.Get().end())
return iter->second;
return nullptr;
}
// static
RenderFrameImpl* RenderFrameImpl::CreateMainFrame(
RenderViewImpl* render_view,
int32_t routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_content,
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_blink,
int32_t widget_routing_id,
bool hidden,
const ScreenInfo& screen_info,
CompositorDependencies* compositor_deps,
blink::WebFrame* opener,
const base::UnguessableToken& devtools_frame_token,
const FrameReplicationState& replicated_state,
bool has_committed_real_load) {
// A main frame RenderFrame must have a RenderWidget.
DCHECK_NE(MSG_ROUTING_NONE, widget_routing_id);
RenderFrameImpl* render_frame = RenderFrameImpl::Create(
render_view, routing_id, std::move(interface_provider),
std::move(document_interface_broker_content), devtools_frame_token);
render_frame->InitializeBlameContext(nullptr);
WebLocalFrame* web_frame = WebLocalFrame::CreateMainFrame(
render_view->webview(), render_frame,
render_frame->blink_interface_registry_.get(),
document_interface_broker_blink.PassInterface().PassHandle(), opener,
// This conversion is a little sad, as this often comes from a
// WebString...
WebString::FromUTF8(replicated_state.name),
replicated_state.frame_policy.sandbox_flags,
replicated_state.opener_feature_state);
if (has_committed_real_load)
render_frame->frame_->SetCommittedFirstRealLoad();
// The RenderViewImpl and its RenderWidget already exist by the time we get
// here.
// TODO(crbug.com/419087): We probably want to create the RenderWidget here
// though (when we make the WebFrameWidget?).
RenderWidget* render_widget = render_view->GetWidget();
// Non-owning pointer that is self-referencing and destroyed by calling
// Close(). The RenderViewImpl has a RenderWidget already, but not a
// WebFrameWidget, which is now attached here.
auto* web_frame_widget = blink::WebFrameWidget::CreateForMainFrame(
render_view->GetWidget(), web_frame);
render_view->AttachWebFrameWidget(web_frame_widget);
// TODO(crbug.com/419087): This was added in 6ccadf770766e89c3 to prevent an
// empty ScreenInfo, but the WebView has already been created and initialized
// by RenderViewImpl, so this is surely redundant?
render_widget->UpdateWebViewWithDeviceScaleFactor();
// The WebFrame created here was already attached to the Page as its
// main frame, and the WebFrameWidget has been initialized, so we can call
// WebViewImpl's DidAttachLocalMainFrame().
render_view->webview()->DidAttachLocalMainFrame(render_widget);
render_frame->render_widget_ = render_widget;
render_frame->in_frame_tree_ = true;
render_frame->Initialize();
return render_frame;
}
// static
void RenderFrameImpl::CreateFrame(
int routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_content,
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_blink,
int previous_routing_id,
int opener_routing_id,
int parent_routing_id,
int previous_sibling_routing_id,
const base::UnguessableToken& devtools_frame_token,
const FrameReplicationState& replicated_state,
CompositorDependencies* compositor_deps,
const mojom::CreateFrameWidgetParams& widget_params,
const FrameOwnerProperties& frame_owner_properties,
bool has_committed_real_load) {
// TODO(danakj): Split this method into two pieces. The first block makes a
// WebLocalFrame and collects the RenderView and RenderFrame for it. The
// second block uses that to make/setup a RenderWidget, if needed.
RenderViewImpl* render_view = nullptr;
RenderFrameImpl* render_frame = nullptr;
blink::WebLocalFrame* web_frame = nullptr;
if (previous_routing_id == MSG_ROUTING_NONE) {
// TODO(alexmos): This path is currently used only:
// 1) When recreating a RenderFrame after a crash.
// 2) In tests that issue this IPC directly.
// These two cases should be cleaned up to also pass a previous_routing_id,
// which would allow removing this branch altogether. See
// https://crbug.com/756790.
RenderFrameProxy* parent_proxy =
RenderFrameProxy::FromRoutingID(parent_routing_id);
// If the browser is sending a valid parent routing id, it should already
// be created and registered.
CHECK(parent_proxy);
blink::WebRemoteFrame* parent_web_frame = parent_proxy->web_frame();
blink::WebFrame* previous_sibling_web_frame = nullptr;
RenderFrameProxy* previous_sibling_proxy =
RenderFrameProxy::FromRoutingID(previous_sibling_routing_id);
if (previous_sibling_proxy)
previous_sibling_web_frame = previous_sibling_proxy->web_frame();
render_view = parent_proxy->render_view();
// Create the RenderFrame and WebLocalFrame, linking the two.
render_frame = RenderFrameImpl::Create(
parent_proxy->render_view(), routing_id, std::move(interface_provider),
std::move(document_interface_broker_content), devtools_frame_token);
render_frame->InitializeBlameContext(FromRoutingID(parent_routing_id));
render_frame->unique_name_helper_.set_propagated_name(
replicated_state.unique_name);
web_frame = parent_web_frame->CreateLocalChild(
replicated_state.scope, WebString::FromUTF8(replicated_state.name),
replicated_state.frame_policy, render_frame,
render_frame->blink_interface_registry_.get(),
document_interface_broker_blink.PassInterface().PassHandle(),
previous_sibling_web_frame,
ConvertFrameOwnerPropertiesToWebFrameOwnerProperties(
frame_owner_properties),
replicated_state.frame_owner_element_type,
ResolveOpener(opener_routing_id));
// The RenderFrame is created and inserted into the frame tree in the above
// call to createLocalChild.
render_frame->in_frame_tree_ = true;
} else {
RenderFrameProxy* proxy =
RenderFrameProxy::FromRoutingID(previous_routing_id);
// The remote frame could've been detached while the remote-to-local
// navigation was being initiated in the browser process. Drop the
// navigation and don't create the frame in that case. See
// https://crbug.com/526304.
if (!proxy)
return;
// This path is creating a local frame. It may or may not be a local root,
// depending if the frame's parent is local or remote. It may also be the
// main frame, as in the case where a navigation to the current process'
// origin replaces a remote main frame (the proxy's web_frame()) with a
// local one.
const bool proxy_is_main_frame = !proxy->web_frame()->Parent();
render_view = proxy->render_view();
render_frame = RenderFrameImpl::Create(
render_view, routing_id, std::move(interface_provider),
std::move(document_interface_broker_content), devtools_frame_token);
render_frame->InitializeBlameContext(nullptr);
render_frame->previous_routing_id_ = previous_routing_id;
proxy->set_provisional_frame_routing_id(routing_id);
web_frame = blink::WebLocalFrame::CreateProvisional(
render_frame, render_frame->blink_interface_registry_.get(),
document_interface_broker_blink.PassInterface().PassHandle(),
proxy->web_frame(), replicated_state.frame_policy);
// The new |web_frame| is a main frame iff the proxy's frame was.
DCHECK_EQ(proxy_is_main_frame, !web_frame->Parent());
}
DCHECK(render_view);
DCHECK(render_frame);
DCHECK(web_frame);
const bool is_main_frame = !web_frame->Parent();
// Child frames require there to be a |parent_routing_id| present, for the
// remote parent frame. Though it is only used if the |previous_routing_id|
// is not given, which happens in some corner cases.
if (!is_main_frame)
DCHECK_NE(parent_routing_id, MSG_ROUTING_NONE);
// We now have a WebLocalFrame for the new frame. The next step is to set
// up a RenderWidget for it, if it is needed.
//
// If there is no widget routing id, then the new frame is not a local root,
// and does not need a RenderWidget. In that case we'll do nothing. Otherwise
// it does.
if (is_main_frame) {
// For a main frame, we use the RenderWidget already attached to the
// RenderView (this is being changed by https://crbug.com/419087).
// Main frames are always local roots, so they should always have a routing
// id. Surprisingly, this routing id is *not* used though, as the routing id
// on the existing RenderWidget is not changed. (I don't know why.)
// TODO(crbug.com/888105): It's a bug that the RenderWidget is not using
// this routing id.
DCHECK_NE(widget_params.routing_id, MSG_ROUTING_NONE);
// The RenderViewImpl and its RenderWidget already exist by the time we
// get here (we get them from the RenderFrameProxy).
// TODO(crbug.com/419087): We probably want to create the RenderWidget
// here though (when we make the WebFrameWidget?).
RenderWidget* render_widget = render_view->GetWidget();
// Non-owning pointer that is self-referencing and destroyed by calling
// Close(). The RenderViewImpl has a RenderWidget already, but not a
// WebFrameWidget, which is now attached here.
auto* web_frame_widget = blink::WebFrameWidget::CreateForMainFrame(
render_view->GetWidget(), web_frame);
render_view->AttachWebFrameWidget(web_frame_widget);
// TODO(crbug.com/419087): This was added in 6ccadf770766e89c3 to prevent
// an empty ScreenInfo, but the WebView has already been created and
// initialized by RenderViewImpl, so this is surely redundant? It will be
// pulling the device scale factor off the WebView itself.
render_widget->UpdateWebViewWithDeviceScaleFactor();
// Note that we do *not* call WebViewImpl's DidAttachLocalMainFrame() here
// yet because this frame is provisional and not attached to the Page yet.
// We will tell WebViewImpl about it once it is swapped in.
// It may be questionable, since we create un-frozen RenderWidgets at this
// point for subframes, but we don't un-freeze the main frame's RenderWidget
// here, instead deferring until the non-provisional frame is swapped in.
// But we do need to start the creating compositor resources in parallel to
// the navigation being done with the provisional frame, so we inform the
// frozen RenderWidget to get prepared. We must abort this if we are no
// longer planning to un-freeze the RenderWidget (ie in FrameDetached).
render_widget->WarmupCompositor();
render_frame->render_widget_ = render_widget;
} else if (widget_params.routing_id != MSG_ROUTING_NONE) {
// This frame is a child local root, so we require a separate RenderWidget
// for it from any other frames in the frame tree. Each local root defines
// a separate context/coordinate space/world for compositing, painting,
// input, etc. And each local root has a RenderWidget which provides
// such services independent from other RenderWidgets.
// Notably, we do not attempt to reuse the main frame's RenderWidget (if the
// main frame in this frame tree is local) as that RenderWidget is
// functioning in a different local root. Because this is a child local
// root, it implies there is some remote frame ancestor between this frame
// and the main frame, thus its coordinate space etc is not known relative
// to the main frame.
// TODO(crbug.com/419087): This is grabbing something off the view's
// widget but if the main frame is remote this widget would not be valid?
const ScreenInfo& screen_info_from_main_frame =
render_view->GetWidget()->GetWebScreenInfo();
// Makes a new RenderWidget for the child local root. It provides the
// local root with a new compositing, painting, and input coordinate
// space/context.
scoped_refptr<RenderWidget> render_widget = RenderWidget::CreateForFrame(
widget_params.routing_id, compositor_deps, screen_info_from_main_frame,
blink::kWebDisplayModeUndefined,
/*is_frozen=*/false, widget_params.hidden,
/*never_visible=*/false, /*widget_request=*/nullptr);
// Non-owning pointer that is self-referencing and destroyed by calling
// Close(). We use the new RenderWidget as the client for this
// WebFrameWidget, *not* the RenderWidget of the MainFrame, which is
// accessible from the RenderViewImpl.
auto* web_frame_widget = blink::WebFrameWidget::CreateForChildLocalRoot(
render_widget.get(), web_frame);
// Adds a reference on RenderWidget, making it self-referencing. So it
// will not be destroyed by scoped_refptr unless Close() has been called
// and run.
render_widget->InitForChildLocalRoot(web_frame_widget);
// TODO(crbug.com/419087): This was added in 6ccadf770766e89c3 to prevent
// an empty ScreenInfo, but the WebView has already been created and
// initialized by RenderViewImpl, so this is surely redundant? It will be
// pulling the device scale factor off the WebView itself.
render_widget->UpdateWebViewWithDeviceScaleFactor();
render_frame->render_widget_ = std::move(render_widget);
}
if (has_committed_real_load)
render_frame->frame_->SetCommittedFirstRealLoad();
render_frame->Initialize();
}
// static
RenderFrame* RenderFrame::FromWebFrame(blink::WebLocalFrame* web_frame) {
return RenderFrameImpl::FromWebFrame(web_frame);
}
// static
void RenderFrame::ForEach(RenderFrameVisitor* visitor) {
DCHECK(RenderThread::IsMainThread());
FrameMap* frames = g_frame_map.Pointer();
for (auto it = frames->begin(); it != frames->end(); ++it) {
if (!visitor->Visit(it->second))
return;
}
}
// static
int RenderFrame::GetRoutingIdForWebFrame(blink::WebFrame* web_frame) {
if (!web_frame)
return MSG_ROUTING_NONE;
if (web_frame->IsWebRemoteFrame()) {
return RenderFrameProxy::FromWebFrame(web_frame->ToWebRemoteFrame())
->routing_id();
}
return RenderFrameImpl::FromWebFrame(web_frame)->GetRoutingID();
}
// static
RenderFrameImpl* RenderFrameImpl::FromWebFrame(blink::WebFrame* web_frame) {
DCHECK(RenderThread::IsMainThread());
auto iter = g_frame_map.Get().find(web_frame);
if (iter != g_frame_map.Get().end())
return iter->second;
return nullptr;
}
// static
void RenderFrameImpl::InstallCreateHook(
CreateRenderFrameImplFunction create_frame) {
DCHECK(!g_create_render_frame_impl);
g_create_render_frame_impl = create_frame;
}
// static
blink::WebFrame* RenderFrameImpl::ResolveOpener(int opener_frame_routing_id) {
if (opener_frame_routing_id == MSG_ROUTING_NONE)
return nullptr;
// Opener routing ID could refer to either a RenderFrameProxy or a
// RenderFrame, so need to check both.
RenderFrameProxy* opener_proxy =
RenderFrameProxy::FromRoutingID(opener_frame_routing_id);
if (opener_proxy)
return opener_proxy->web_frame();
RenderFrameImpl* opener_frame =
RenderFrameImpl::FromRoutingID(opener_frame_routing_id);
if (opener_frame)
return opener_frame->GetWebFrame();
return nullptr;
}
// static
void RenderFrameImpl::MaybeSetDownloadFramePolicy(
bool is_opener_navigation,
const blink::WebURLRequest& request,
const blink::WebSecurityOrigin& current_origin,
bool has_download_sandbox_flag,
bool blocking_downloads_in_sandbox_without_user_activation_enabled,
bool from_ad,
NavigationDownloadPolicy* download_policy) {
// Disallow downloads on an opener if the requestor is cross origin.
// See crbug.com/632514.
if (is_opener_navigation &&
!request.RequestorOrigin().CanAccess(current_origin)) {
download_policy->SetDisallowed(NavigationDownloadType::kOpenerCrossOrigin);
}
if (has_download_sandbox_flag && !request.HasUserGesture()) {
if (blocking_downloads_in_sandbox_without_user_activation_enabled) {
download_policy->SetDisallowed(NavigationDownloadType::kSandboxNoGesture);
} else {
download_policy->SetAllowed(NavigationDownloadType::kSandboxNoGesture);
}
}
if (from_ad) {
if (!request.HasUserGesture()) {
if (base::FeatureList::IsEnabled(
blink::features::
kBlockingDownloadsInAdFrameWithoutUserActivation)) {
download_policy->SetDisallowed(
NavigationDownloadType::kAdFrameNoGesture);
} else {
download_policy->SetAllowed(NavigationDownloadType::kAdFrameNoGesture);
}
} else {
download_policy->SetAllowed(NavigationDownloadType::kAdFrameGesture);
}
}
}
blink::WebURL RenderFrameImpl::OverrideFlashEmbedWithHTML(
const blink::WebURL& url) {
return GetContentClient()->renderer()->OverrideFlashEmbedWithHTML(url);
}
// RenderFrameImpl::CreateParams --------------------------------------------
RenderFrameImpl::CreateParams::CreateParams(
RenderViewImpl* render_view,
int32_t routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_content,
const base::UnguessableToken& devtools_frame_token)
: render_view(render_view),
routing_id(routing_id),
interface_provider(std::move(interface_provider)),
document_interface_broker_content(
std::move(document_interface_broker_content)),
devtools_frame_token(devtools_frame_token) {}
RenderFrameImpl::CreateParams::~CreateParams() = default;
RenderFrameImpl::CreateParams::CreateParams(CreateParams&&) = default;
RenderFrameImpl::CreateParams& RenderFrameImpl::CreateParams::operator=(
CreateParams&&) = default;
// RenderFrameImpl ----------------------------------------------------------
RenderFrameImpl::RenderFrameImpl(CreateParams params)
: frame_(nullptr),
is_main_frame_(true),
unique_name_frame_adapter_(this),
unique_name_helper_(&unique_name_frame_adapter_),
in_frame_tree_(false),
render_view_(params.render_view),
routing_id_(params.routing_id),
previous_routing_id_(MSG_ROUTING_NONE),
#if BUILDFLAG(ENABLE_PLUGINS)
plugin_power_saver_helper_(nullptr),
#endif
cookie_jar_(this),
selection_text_offset_(0),
selection_range_(gfx::Range::InvalidRange()),
handling_select_range_(false),
web_user_media_client_(nullptr),
push_messaging_client_(nullptr),
render_accessibility_(nullptr),
previews_state_(PREVIEWS_UNSPECIFIED),
effective_connection_type_(
blink::WebEffectiveConnectionType::kTypeUnknown),
is_pasting_(false),
suppress_further_dialogs_(false),
blame_context_(nullptr),
#if BUILDFLAG(ENABLE_PLUGINS)
focused_pepper_plugin_(nullptr),
pepper_last_mouse_event_target_(nullptr),
#endif
autoplay_configuration_binding_(this),
frame_binding_(this),
host_zoom_binding_(this),
frame_bindings_control_binding_(this),
frame_navigation_control_binding_(this),
fullscreen_binding_(this),
mhtml_file_writer_binding_(this),
navigation_client_impl_(nullptr),
has_accessed_initial_document_(false),
media_factory_(this,
base::Bind(&RenderFrameImpl::RequestOverlayRoutingToken,
base::Unretained(this))),
input_target_client_impl_(this),
devtools_frame_token_(params.devtools_frame_token),
weak_factory_(this) {
DCHECK(RenderThread::IsMainThread());
// The InterfaceProvider to access Mojo services exposed by the RFHI must be
// provided at construction time. See: https://crbug.com/729021/.
CHECK(params.interface_provider.is_bound());
remote_interfaces_.Bind(std::move(params.interface_provider));
blink_interface_registry_.reset(new BlinkInterfaceRegistryImpl(
registry_.GetWeakPtr(), associated_interfaces_.GetWeakPtr()));
// The DocumentInterfaceBroker to access Mojo services exposed by the RFHI
// must be provided at construction time. See: https://crbug.com/718652/.
CHECK(params.document_interface_broker_content.is_bound());
document_interface_broker_ =
std::move(params.document_interface_broker_content);
// Must call after binding our own remote interfaces.
media_factory_.SetupMojo();
std::pair<RoutingIDFrameMap::iterator, bool> result =
g_routing_id_frame_map.Get().insert(std::make_pair(routing_id_, this));
CHECK(result.second) << "Inserting a duplicate item.";
// Everything below subclasses RenderFrameObserver and is automatically
// deleted when the RenderFrame gets deleted.
#if defined(OS_ANDROID)
new GinJavaBridgeDispatcher(this);
#endif
#if BUILDFLAG(ENABLE_PLUGINS)
// Manages its own lifetime.
plugin_power_saver_helper_ = new PluginPowerSaverHelper(this);
#endif
// TODO(ajwong): This always returns true as is_main_frame_ gets initialized
// later in RenderFrameImpl::Initialize(). Should the conditional be in
// RenderFrameImpl::Initialize()? https://crbug.com/840533
if (IsMainFrame()) {
// Manages its own lifetime.
new ManifestChangeNotifier(this);
}
}
mojom::FrameHost* RenderFrameImpl::GetFrameHost() {
if (!frame_host_ptr_.is_bound())
GetRemoteAssociatedInterfaces()->GetInterface(&frame_host_ptr_);
return frame_host_ptr_.get();
}
RenderFrameImpl::~RenderFrameImpl() {
for (auto& observer : observers_)
observer.RenderFrameGone();
for (auto& observer : observers_)
observer.OnDestruct();
base::trace_event::TraceLog::GetInstance()->RemoveProcessLabel(routing_id_);
if (auto* factory = AudioOutputIPCFactory::get())
factory->MaybeDeregisterRemoteFactory(GetRoutingID());
// |thread| may be null in tests.
if (auto* thread = RenderThreadImpl::current()) {
if (auto* controller = thread->low_memory_mode_controller())
controller->OnFrameDestroyed(IsMainFrame());
}
if (is_main_frame_) {
// Ensure the RenderView doesn't point to this object, once it is destroyed.
// TODO(nasko): Add a check that the |main_render_frame_| of |render_view_|
// is |this|, once the object is no longer leaked.
// See https://crbug.com/464764.
render_view_->main_render_frame_ = nullptr;
}
g_routing_id_frame_map.Get().erase(routing_id_);
RenderThread::Get()->RemoveRoute(routing_id_);
}
void RenderFrameImpl::Initialize() {
is_main_frame_ = !frame_->Parent();
GetLocalRootRenderWidget()->RegisterRenderFrame(this);
RenderFrameImpl* parent_frame =
RenderFrameImpl::FromWebFrame(frame_->Parent());
if (parent_frame) {
previews_state_ = parent_frame->GetPreviewsState();
effective_connection_type_ = parent_frame->GetEffectiveConnectionType();
}
bool is_tracing_rail = false;
bool is_tracing_navigation = false;
TRACE_EVENT_CATEGORY_GROUP_ENABLED("navigation", &is_tracing_navigation);
TRACE_EVENT_CATEGORY_GROUP_ENABLED("rail", &is_tracing_rail);
if (is_tracing_rail || is_tracing_navigation) {
int parent_id = RenderFrame::GetRoutingIdForWebFrame(frame_->Parent());
TRACE_EVENT2("navigation,rail", "RenderFrameImpl::Initialize",
"id", routing_id_,
"parent", parent_id);
}
// |thread| may be null in tests.
if (auto* thread = RenderThreadImpl::current()) {
if (auto* controller = thread->low_memory_mode_controller())
controller->OnFrameCreated(IsMainFrame());
}
#if BUILDFLAG(ENABLE_PLUGINS)
new PepperBrowserConnection(this);
#endif
RegisterMojoInterfaces();
// We delay calling this until we have the WebFrame so that any observer or
// embedder can call GetWebFrame on any RenderFrame.
GetContentClient()->renderer()->RenderFrameCreated(this);
// AudioOutputIPCFactory may be null in tests.
if (auto* factory = AudioOutputIPCFactory::get())
factory->RegisterRemoteFactory(GetRoutingID(), GetRemoteInterfaces());
AudioRendererSinkCache::ObserveFrame(this);
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
if (command_line.HasSwitch(switches::kDomAutomationController))
enabled_bindings_ |= BINDINGS_POLICY_DOM_AUTOMATION;
if (command_line.HasSwitch(switches::kStatsCollectionController))
enabled_bindings_ |= BINDINGS_POLICY_STATS_COLLECTION;
if (base::FeatureList::IsEnabled(network::features::kNetworkService))
frame_request_blocker_ = base::MakeRefCounted<FrameRequestBlocker>();
// Bind this frame and the message router. This must be called after |frame_|
// is set since binding requires a per-frame task runner.
RenderThread::Get()->AddRoute(routing_id_, this);
}
void RenderFrameImpl::InitializeBlameContext(RenderFrameImpl* parent_frame) {
DCHECK(!blame_context_);
blame_context_ = std::make_unique<FrameBlameContext>(this, parent_frame);
blame_context_->Initialize();
}
void RenderFrameImpl::GetInterface(
const std::string& interface_name,
mojo::ScopedMessagePipeHandle interface_pipe) {
if (registry_.TryBindInterface(interface_name, &interface_pipe))
return;
for (auto& observer : observers_) {
observer.OnInterfaceRequestForFrame(interface_name, &interface_pipe);
if (!interface_pipe.is_valid())
return;
}
}
RenderWidget* RenderFrameImpl::GetLocalRootRenderWidget() {
return GetLocalRoot()->render_widget_.get();
}
RenderWidget* RenderFrameImpl::GetMainFrameRenderWidget() {
return render_view()->GetWidget();
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::PepperPluginCreated(RendererPpapiHost* host) {
for (auto& observer : observers_)
observer.DidCreatePepperPlugin(host);
}
void RenderFrameImpl::PepperDidChangeCursor(
PepperPluginInstanceImpl* instance,
const blink::WebCursorInfo& cursor) {
// Update the cursor appearance immediately if the requesting plugin is the
// one which receives the last mouse event. Otherwise, the new cursor won't be
// picked up until the plugin gets the next input event. That is bad if, e.g.,
// the plugin would like to set an invisible cursor when there isn't any user
// input for a while.
if (instance == pepper_last_mouse_event_target_)
GetLocalRootRenderWidget()->DidChangeCursor(cursor);
}
void RenderFrameImpl::PepperDidReceiveMouseEvent(
PepperPluginInstanceImpl* instance) {
set_pepper_last_mouse_event_target(instance);
}
void RenderFrameImpl::PepperTextInputTypeChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
GetLocalRootRenderWidget()->UpdateTextInputState();
FocusedNodeChangedForAccessibility(WebNode());
}
void RenderFrameImpl::PepperCaretPositionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
GetLocalRootRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::PepperCancelComposition(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
if (mojom::WidgetInputHandlerHost* host = GetLocalRootRenderWidget()
->widget_input_handler_manager()
->GetWidgetInputHandlerHost()) {
host->ImeCancelComposition();
}
#if defined(OS_MACOSX) || defined(USE_AURA)
GetLocalRootRenderWidget()->UpdateCompositionInfo(
false /* not an immediate request */);
#endif
}
void RenderFrameImpl::PepperSelectionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
SyncSelectionIfRequired();
}
RenderWidgetFullscreenPepper* RenderFrameImpl::CreatePepperFullscreenContainer(
PepperPluginInstanceImpl* plugin) {
// Get the URL of the main frame if possible.
blink::WebURL main_frame_url;
WebFrame* main_frame = render_view()->webview()->MainFrame();
if (main_frame->IsWebLocalFrame())
main_frame_url = main_frame->ToWebLocalFrame()->GetDocument().Url();
mojom::WidgetPtr widget_channel;
mojom::WidgetRequest widget_channel_request =
mojo::MakeRequest(&widget_channel);
// Synchronous IPC to obtain a routing id for the fullscreen widget.
int32_t fullscreen_widget_routing_id = MSG_ROUTING_NONE;
if (!RenderThreadImpl::current_render_message_filter()
->CreateFullscreenWidget(render_view()->GetRoutingID(),
std::move(widget_channel),
&fullscreen_widget_routing_id)) {
return nullptr;
}
RenderWidget::ShowCallback show_callback =
base::BindOnce(&RenderViewImpl::ShowCreatedFullscreenWidget,
render_view()->GetWeakPtr());
// TODO(fsamuel): It's not clear if we should be passing in the
// web ScreenInfo or the original ScreenInfo here.
RenderWidgetFullscreenPepper* widget = RenderWidgetFullscreenPepper::Create(
fullscreen_widget_routing_id, std::move(show_callback),
GetLocalRootRenderWidget()->compositor_deps(), plugin,
std::move(main_frame_url), GetLocalRootRenderWidget()->GetWebScreenInfo(),
std::move(widget_channel_request));
// TODO(nick): The show() handshake seems like unnecessary complexity here,
// since there's no real delay between CreateFullscreenWidget and
// ShowCreatedFullscreenWidget. Would it be simpler to have the
// CreateFullscreenWidget mojo method implicitly show the window, and skip the
// subsequent step?
widget->Show(blink::kWebNavigationPolicyCurrentTab);
return widget;
}
bool RenderFrameImpl::IsPepperAcceptingCompositionEvents() const {
if (!focused_pepper_plugin_)
return false;
return focused_pepper_plugin_->IsPluginAcceptingCompositionEvents();
}
void RenderFrameImpl::PluginCrashed(const base::FilePath& plugin_path,
base::ProcessId plugin_pid) {
// TODO(jam): dispatch this IPC in RenderFrameHost and switch to use
// routing_id_ as a result.
Send(new FrameHostMsg_PluginCrashed(routing_id_, plugin_path, plugin_pid));
}
void RenderFrameImpl::SimulateImeSetComposition(
const base::string16& text,
const std::vector<blink::WebImeTextSpan>& ime_text_spans,
int selection_start,
int selection_end) {
GetMainFrameRenderWidget()->OnImeSetComposition(
text, ime_text_spans, gfx::Range::InvalidRange(), selection_start,
selection_end);
}
void RenderFrameImpl::SimulateImeCommitText(
const base::string16& text,
const std::vector<blink::WebImeTextSpan>& ime_text_spans,
const gfx::Range& replacement_range) {
GetMainFrameRenderWidget()->OnImeCommitText(text, ime_text_spans,
replacement_range, 0);
}
void RenderFrameImpl::SimulateImeFinishComposingText(bool keep_selection) {
GetMainFrameRenderWidget()->OnImeFinishComposingText(keep_selection);
}
void RenderFrameImpl::OnImeSetComposition(
const base::string16& text,
const std::vector<blink::WebImeTextSpan>& ime_text_spans,
int selection_start,
int selection_end) {
// When a PPAPI plugin has focus, we bypass WebKit.
if (!IsPepperAcceptingCompositionEvents()) {
pepper_composition_text_ = text;
} else {
// TODO(kinaba) currently all composition events are sent directly to
// plugins. Use DOM event mechanism after WebKit is made aware about
// plugins that support composition.
// The code below mimics the behavior of WebCore::Editor::setComposition.
// Empty -> nonempty: composition started.
if (pepper_composition_text_.empty() && !text.empty()) {
focused_pepper_plugin_->HandleCompositionStart(base::string16());
}
// Nonempty -> empty: composition canceled.
if (!pepper_composition_text_.empty() && text.empty()) {
focused_pepper_plugin_->HandleCompositionEnd(base::string16());
}
pepper_composition_text_ = text;
// Nonempty: composition is ongoing.
if (!pepper_composition_text_.empty()) {
focused_pepper_plugin_->HandleCompositionUpdate(
pepper_composition_text_, ime_text_spans, selection_start,
selection_end);
}
}
}
void RenderFrameImpl::OnImeCommitText(const base::string16& text,
const gfx::Range& replacement_range,
int relative_cursor_pos) {
HandlePepperImeCommit(text);
}
void RenderFrameImpl::OnImeFinishComposingText(bool keep_selection) {
const base::string16& text = pepper_composition_text_;
HandlePepperImeCommit(text);
}
#endif // BUILDFLAG(ENABLE_PLUGINS)
MediaStreamDeviceObserver* RenderFrameImpl::GetMediaStreamDeviceObserver() {
if (!web_user_media_client_)
InitializeUserMediaClient();
return web_user_media_client_
? web_user_media_client_->media_stream_device_observer()
: nullptr;
}
void RenderFrameImpl::ScriptedPrint(bool user_initiated) {
for (auto& observer : observers_)
observer.ScriptedPrint(user_initiated);
}
bool RenderFrameImpl::Send(IPC::Message* message) {
return RenderThread::Get()->Send(message);
}
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
void RenderFrameImpl::DidHideExternalPopupMenu() {
// We need to clear external_popup_menu_ as soon as ExternalPopupMenu::close
// is called. Otherwise, createExternalPopupMenu() for new popup will fail.
external_popup_menu_.reset();
}
#endif
bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
// Forward Page IPCs to the RenderView.
if ((IPC_MESSAGE_CLASS(msg) == PageMsgStart)) {
if (render_view())
return render_view()->OnMessageReceived(msg);
return false;
}
// We may get here while detaching, when the WebFrame has been deleted. Do
// not process any messages in this state.
if (!frame_)
return false;
DCHECK(!frame_->GetDocument().IsNull());
GetContentClient()->SetActiveURL(
frame_->GetDocument().Url(),
frame_->Top()->GetSecurityOrigin().ToString().Utf8());
for (auto& observer : observers_) {
if (observer.OnMessageReceived(msg))
return true;
}
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(RenderFrameImpl, msg)
IPC_MESSAGE_HANDLER(FrameMsg_BeforeUnload, OnBeforeUnload)
IPC_MESSAGE_HANDLER(FrameMsg_SwapOut, OnSwapOut)
IPC_MESSAGE_HANDLER(FrameMsg_SwapIn, OnSwapIn)
IPC_MESSAGE_HANDLER(FrameMsg_Delete, OnDeleteFrame)
IPC_MESSAGE_HANDLER(FrameMsg_Stop, OnStop)
IPC_MESSAGE_HANDLER(FrameMsg_DroppedNavigation, OnDroppedNavigation)
IPC_MESSAGE_HANDLER(FrameMsg_Collapse, OnCollapse)
IPC_MESSAGE_HANDLER(FrameMsg_ContextMenuClosed, OnContextMenuClosed)
IPC_MESSAGE_HANDLER(FrameMsg_CustomContextMenuAction,
OnCustomContextMenuAction)
#if BUILDFLAG(ENABLE_PLUGINS)
IPC_MESSAGE_HANDLER(FrameMsg_SetPepperVolume, OnSetPepperVolume)
#endif
IPC_MESSAGE_HANDLER(FrameMsg_CopyImageAt, OnCopyImageAt)
IPC_MESSAGE_HANDLER(FrameMsg_SaveImageAt, OnSaveImageAt)
IPC_MESSAGE_HANDLER(FrameMsg_AddMessageToConsole, OnAddMessageToConsole)
IPC_MESSAGE_HANDLER(FrameMsg_VisualStateRequest,
OnVisualStateRequest)
IPC_MESSAGE_HANDLER(FrameMsg_Reload, OnReload)
IPC_MESSAGE_HANDLER(FrameMsg_ReloadLoFiImages, OnReloadLoFiImages)
IPC_MESSAGE_HANDLER(FrameMsg_TextSurroundingSelectionRequest,
OnTextSurroundingSelectionRequest)
IPC_MESSAGE_HANDLER(FrameMsg_SetAccessibilityMode,
OnSetAccessibilityMode)
IPC_MESSAGE_HANDLER(AccessibilityMsg_SnapshotTree,
OnSnapshotAccessibilityTree)
IPC_MESSAGE_HANDLER(FrameMsg_UpdateOpener, OnUpdateOpener)
IPC_MESSAGE_HANDLER(FrameMsg_DidUpdateFramePolicy, OnDidUpdateFramePolicy)
IPC_MESSAGE_HANDLER(FrameMsg_SetFrameOwnerProperties,
OnSetFrameOwnerProperties)
IPC_MESSAGE_HANDLER(FrameMsg_AdvanceFocus, OnAdvanceFocus)
IPC_MESSAGE_HANDLER(FrameMsg_AdvanceFocusInForm, OnAdvanceFocusInForm)
IPC_MESSAGE_HANDLER(FrameMsg_SetFocusedFrame, OnSetFocusedFrame)
IPC_MESSAGE_HANDLER(FrameMsg_SetTextTrackSettings,
OnTextTrackSettingsChanged)
IPC_MESSAGE_HANDLER(FrameMsg_CheckCompleted, OnCheckCompleted)
IPC_MESSAGE_HANDLER(FrameMsg_ReportContentSecurityPolicyViolation,
OnReportContentSecurityPolicyViolation)
IPC_MESSAGE_HANDLER(FrameMsg_GetSavableResourceLinks,
OnGetSavableResourceLinks)
IPC_MESSAGE_HANDLER(FrameMsg_GetSerializedHtmlWithLocalLinks,
OnGetSerializedHtmlWithLocalLinks)
IPC_MESSAGE_HANDLER(FrameMsg_EnableViewSourceMode, OnEnableViewSourceMode)
IPC_MESSAGE_HANDLER(FrameMsg_SuppressFurtherDialogs,
OnSuppressFurtherDialogs)
IPC_MESSAGE_HANDLER(FrameMsg_ClearFocusedElement, OnClearFocusedElement)
IPC_MESSAGE_HANDLER(FrameMsg_BlinkFeatureUsageReport,
OnBlinkFeatureUsageReport)
IPC_MESSAGE_HANDLER(FrameMsg_MixedContentFound, OnMixedContentFound)
IPC_MESSAGE_HANDLER(FrameMsg_SetOverlayRoutingToken,
OnSetOverlayRoutingToken)
IPC_MESSAGE_HANDLER(FrameMsg_NotifyUserActivation, OnNotifyUserActivation)
IPC_MESSAGE_HANDLER(FrameMsg_MediaPlayerActionAt, OnMediaPlayerActionAt)
IPC_MESSAGE_HANDLER(FrameMsg_RenderFallbackContent, OnRenderFallbackContent)
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
#if defined(OS_MACOSX)
IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItem, OnSelectPopupMenuItem)
#else
IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
#endif
#endif
IPC_END_MESSAGE_MAP()
return handled;
}
void RenderFrameImpl::OnAssociatedInterfaceRequest(
const std::string& interface_name,
mojo::ScopedInterfaceEndpointHandle handle) {
if (!associated_interfaces_.TryBindInterface(interface_name, &handle)) {
for (auto& observer : observers_) {
if (observer.OnAssociatedInterfaceRequestForFrame(interface_name,
&handle)) {
return;
}
}
}
}
void RenderFrameImpl::BindFullscreen(
mojom::FullscreenVideoElementHandlerAssociatedRequest request) {
fullscreen_binding_.Bind(std::move(request),
GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindAutoplayConfiguration(
blink::mojom::AutoplayConfigurationClientAssociatedRequest request) {
autoplay_configuration_binding_.Bind(
std::move(request), GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindFrame(
const service_manager::BindSourceInfo& browser_info,
mojom::FrameRequest request) {
browser_info_ = browser_info;
frame_binding_.Bind(std::move(request),
GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindFrameBindingsControl(
mojom::FrameBindingsControlAssociatedRequest request) {
frame_bindings_control_binding_.Bind(
std::move(request), GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindFrameNavigationControl(
mojom::FrameNavigationControlAssociatedRequest request) {
frame_navigation_control_binding_.Bind(
std::move(request), GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindNavigationClient(
mojom::NavigationClientAssociatedRequest request) {
navigation_client_impl_ = std::make_unique<NavigationClient>(this);
navigation_client_impl_->Bind(std::move(request));
}
void RenderFrameImpl::OnBeforeUnload(bool is_reload) {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::OnBeforeUnload",
"id", routing_id_);
// Save the routing_id, as the RenderFrameImpl can be deleted in
// dispatchBeforeUnloadEvent. See https://crbug.com/666714 for details.
int routing_id = routing_id_;
base::TimeTicks before_unload_start_time = base::TimeTicks::Now();
// This will execute the BeforeUnload event in this frame and all of its
// local descendant frames, including children of remote frames. The browser
// process will send separate IPCs to dispatch beforeunload in any
// out-of-process child frames.
bool proceed = frame_->DispatchBeforeUnloadEvent(is_reload);
base::TimeTicks before_unload_end_time = base::TimeTicks::Now();
RenderThread::Get()->Send(new FrameHostMsg_BeforeUnload_ACK(
routing_id, proceed, before_unload_start_time, before_unload_end_time));
}
// Swap this RenderFrame out so the frame can navigate to a document rendered by
// a different process. We also allow this process to exit if there are no other
// active RenderFrames in it.
// This executes the unload handlers on this frame and its local descendants.
void RenderFrameImpl::OnSwapOut(
int proxy_routing_id,
bool is_loading,
const FrameReplicationState& replicated_frame_state) {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::OnSwapOut",
"id", routing_id_);
// Send an UpdateState message before we get deleted.
SendUpdateState();
// There should always be a proxy to replace this RenderFrame. Create it now
// so its routing id is registered for receiving IPC messages.
CHECK_NE(proxy_routing_id, MSG_ROUTING_NONE);
RenderFrameProxy* proxy = RenderFrameProxy::CreateProxyToReplaceFrame(
this, proxy_routing_id, replicated_frame_state.scope);
// Swap out and stop sending any IPC messages that are not ACKs.
if (is_main_frame_) {
// The RenderWidget isn't actually closed here because we might need to use
// it again. It can't be destroyed and recreated later as it is part of
// the |render_view_|, which must be kept alive. So instead freeze the
// widget.
render_view_->GetWidget()->SetIsFrozen(true);
}
RenderViewImpl* render_view = render_view_;
bool is_main_frame = is_main_frame_;
int routing_id = GetRoutingID();
// Before |this| is destroyed, grab the TaskRunner to be used for sending the
// SwapOut ACK. This will be used to schedule SwapOut ACK to be sent after
// any postMessage IPCs scheduled from the unload event above.
scoped_refptr<base::SingleThreadTaskRunner> task_runner =
GetTaskRunner(blink::TaskType::kPostedMessage);
// Now that all of the cleanup is complete and the browser side is notified,
// start using the RenderFrameProxy.
//
// The swap call deletes this RenderFrame via FrameDetached. Do not access
// any members after this call.
//
// TODO(creis): WebFrame::swap() can return false. Most of those cases
// should be due to the frame being detached during unload (in which case
// the necessary cleanup has happened anyway), but it might be possible for
// it to return false without detaching. Catch any cases that the
// RenderView's main_render_frame_ isn't cleared below (whether swap returns
// false or not).
//
// This executes the unload handlers on this frame and its local descendants.
bool success = frame_->Swap(proxy->web_frame());
if (is_main_frame) {
// Main frames should always swap successfully because there is no parent
// frame to cause them to become detached.
DCHECK(success);
// For main frames, the swap should have cleared the RenderView's pointer to
// this frame.
CHECK(!render_view->main_render_frame_);
}
if (!success) {
// The swap can fail when the frame is detached during swap (this can
// happen while running the unload handlers). When that happens, delete
// the proxy.
proxy->FrameDetached(blink::WebRemoteFrameClient::DetachType::kSwap);
return;
}
if (is_loading)
proxy->OnDidStartLoading();
// Initialize the WebRemoteFrame with the replication state passed by the
// process that is now rendering the frame.
proxy->SetReplicatedState(replicated_frame_state);
// Notify the browser that this frame was swapped. Use the RenderThread
// directly because |this| is deleted. Post a task to send the ACK, so that
// any postMessage IPCs scheduled from the unload handler are sent before
// the ACK (see https://crbug.com/857274).
auto send_swapout_ack = base::BindOnce(
[](int routing_id, bool is_main_frame) {
RenderThread::Get()->Send(new FrameHostMsg_SwapOut_ACK(routing_id));
},
routing_id, is_main_frame);
task_runner->PostTask(FROM_HERE, std::move(send_swapout_ack));
}
void RenderFrameImpl::OnSwapIn() {
SwapIn();
}
void RenderFrameImpl::OnDeleteFrame() {
// This will result in a call to RenderFrameImpl::FrameDetached, which
// deletes the object. Do not access |this| after detach.
frame_->Detach();
}
void RenderFrameImpl::OnContextMenuClosed(
const CustomContextMenuContext& custom_context) {
if (custom_context.request_id) {
// External request, should be in our map.
ContextMenuClient* client =
pending_context_menus_.Lookup(custom_context.request_id);
if (client) {
client->OnMenuClosed(custom_context.request_id);
pending_context_menus_.Remove(custom_context.request_id);
}
} else {
if (custom_context.link_followed.is_valid())
frame_->SendPings(custom_context.link_followed);
}
render_view()->webview()->DidCloseContextMenu();
}
void RenderFrameImpl::OnCustomContextMenuAction(
const CustomContextMenuContext& custom_context,
unsigned action) {
if (custom_context.request_id) {
// External context menu request, look in our map.
ContextMenuClient* client =
pending_context_menus_.Lookup(custom_context.request_id);
if (client)
client->OnMenuAction(custom_context.request_id, action);
} else {
// Internal request, forward to WebKit.
render_view_->webview()->PerformCustomContextMenuAction(action);
}
}
#if defined(OS_MACOSX)
void RenderFrameImpl::OnCopyToFindPboard() {
// Since the find pasteboard supports only plain text, this can be simpler
// than the |OnCopy()| case.
if (frame_->HasSelection()) {
if (!clipboard_host_) {
auto* platform = RenderThreadImpl::current_blink_platform_impl();
platform->GetConnector()->BindInterface(platform->GetBrowserServiceName(),
&clipboard_host_);
clipboard_host_.set_connection_error_handler(base::BindOnce(
&RenderFrameImpl::OnClipboardHostError, base::Unretained(this)));
}
base::string16 selection = frame_->SelectionAsText().Utf16();
clipboard_host_->WriteStringToFindPboard(selection);
}
}
void RenderFrameImpl::OnClipboardHostError() {
clipboard_host_.reset();
}
#endif
void RenderFrameImpl::OnCopyImageAt(int x, int y) {
blink::WebFloatRect viewport_position(x, y, 0, 0);
GetLocalRootRenderWidget()->ConvertWindowToViewport(&viewport_position);
frame_->CopyImageAt(WebPoint(viewport_position.x, viewport_position.y));
}
void RenderFrameImpl::OnSaveImageAt(int x, int y) {
blink::WebFloatRect viewport_position(x, y, 0, 0);
GetLocalRootRenderWidget()->ConvertWindowToViewport(&viewport_position);
frame_->SaveImageAt(WebPoint(viewport_position.x, viewport_position.y));
}
void RenderFrameImpl::OnAddMessageToConsole(
blink::mojom::ConsoleMessageLevel level,
const std::string& message) {
AddMessageToConsole(level, message);
}
void RenderFrameImpl::JavaScriptExecuteRequest(
const base::string16& javascript,
JavaScriptExecuteRequestCallback callback) {
TRACE_EVENT_INSTANT0("test_tracing", "JavaScriptExecuteRequest",
TRACE_EVENT_SCOPE_THREAD);
// Note that ExecuteScriptAndReturnValue may end up killing this object.
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
v8::Local<v8::Value> result = frame_->ExecuteScriptAndReturnValue(
WebScriptSource(WebString::FromUTF16(javascript)));
if (!weak_this)
return;
std::move(callback).Run(GetJavaScriptExecutionResult(result));
}
void RenderFrameImpl::JavaScriptExecuteRequestForTests(
const base::string16& javascript,
bool has_user_gesture,
JavaScriptExecuteRequestForTestsCallback callback) {
TRACE_EVENT_INSTANT0("test_tracing", "JavaScriptExecuteRequestForTests",
TRACE_EVENT_SCOPE_THREAD);
// Note that ExecuteScriptAndReturnValue may end up killing this object.
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
// A bunch of tests expect to run code in the context of a user gesture, which
// can grant additional privileges (e.g. the ability to create popups).
base::Optional<blink::WebScopedUserGesture> gesture;
if (has_user_gesture)
gesture.emplace(frame_);
v8::HandleScope handle_scope(blink::MainThreadIsolate());
v8::Local<v8::Value> result = frame_->ExecuteScriptAndReturnValue(
WebScriptSource(WebString::FromUTF16(javascript)));
if (!weak_this)
return;
std::move(callback).Run(GetJavaScriptExecutionResult(result));
}
void RenderFrameImpl::JavaScriptExecuteRequestInIsolatedWorld(
const base::string16& javascript,
int32_t world_id,
JavaScriptExecuteRequestInIsolatedWorldCallback callback) {
TRACE_EVENT_INSTANT0("test_tracing",
"JavaScriptExecuteRequestInIsolatedWorld",
TRACE_EVENT_SCOPE_THREAD);
if (world_id <= ISOLATED_WORLD_ID_GLOBAL ||
world_id > ISOLATED_WORLD_ID_MAX) {
// Return if the world_id is not valid. world_id is passed as a plain int
// over IPC and needs to be verified here, in the IPC endpoint.
NOTREACHED();
std::move(callback).Run(base::Value());
return;
}
v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
WebScriptSource script = WebScriptSource(WebString::FromUTF16(javascript));
JavaScriptIsolatedWorldRequest* request = new JavaScriptIsolatedWorldRequest(
weak_factory_.GetWeakPtr(), std::move(callback));
frame_->RequestExecuteScriptInIsolatedWorld(
world_id, &script, 1, false, WebLocalFrame::kSynchronous, request);
}
RenderFrameImpl::JavaScriptIsolatedWorldRequest::JavaScriptIsolatedWorldRequest(
base::WeakPtr<RenderFrameImpl> render_frame_impl,
JavaScriptExecuteRequestInIsolatedWorldCallback callback)
: render_frame_impl_(render_frame_impl), callback_(std::move(callback)) {}
RenderFrameImpl::JavaScriptIsolatedWorldRequest::
~JavaScriptIsolatedWorldRequest() {
}
void RenderFrameImpl::JavaScriptIsolatedWorldRequest::Completed(
const blink::WebVector<v8::Local<v8::Value>>& result) {
if (!render_frame_impl_) {
// If the frame is gone, there's nothing that can be safely done; bail.
delete this;
return;
}
base::Value value;
if (!result.empty()) {
// It's safe to always use the main world context when converting
// here. V8ValueConverterImpl shouldn't actually care about the
// context scope, and it switches to v8::Object's creation context
// when encountered. (from extensions/renderer/script_injection.cc)
v8::Local<v8::Context> context =
render_frame_impl_.get()->frame_->MainWorldScriptContext();
v8::Context::Scope context_scope(context);
V8ValueConverterImpl converter;
converter.SetDateAllowed(true);
converter.SetRegExpAllowed(true);
std::unique_ptr<base::Value> new_value =
converter.FromV8Value(*result.begin(), context);
if (new_value)
value = base::Value::FromUniquePtrValue(std::move(new_value));
}
std::move(callback_).Run(std::move(value));
delete this;
}
base::Value RenderFrameImpl::GetJavaScriptExecutionResult(
v8::Local<v8::Value> result) {
if (!result.IsEmpty()) {
v8::Local<v8::Context> context = frame_->MainWorldScriptContext();
v8::Context::Scope context_scope(context);
V8ValueConverterImpl converter;
converter.SetDateAllowed(true);
converter.SetRegExpAllowed(true);
std::unique_ptr<base::Value> new_value =
converter.FromV8Value(result, context);
if (new_value)
return std::move(*new_value);
}
return base::Value();
}
void RenderFrameImpl::OnVisualStateRequest(uint64_t id) {
GetLocalRootRenderWidget()->QueueMessage(
new FrameHostMsg_VisualStateResponse(routing_id_, id));
}
void RenderFrameImpl::OnSetAccessibilityMode(ui::AXMode new_mode) {
if (accessibility_mode_ == new_mode)
return;
ui::AXMode old_mode = accessibility_mode_;
accessibility_mode_ = new_mode;
if (new_mode.has_mode(ui::AXMode::kWebContents) &&
!old_mode.has_mode(ui::AXMode::kWebContents)) {
render_accessibility_ = new RenderAccessibilityImpl(this, new_mode);
} else if (!new_mode.has_mode(ui::AXMode::kWebContents) &&
old_mode.has_mode(ui::AXMode::kWebContents)) {
delete render_accessibility_;
render_accessibility_ = nullptr;
}
for (auto& observer : observers_)
observer.AccessibilityModeChanged();
}
void RenderFrameImpl::OnSnapshotAccessibilityTree(int callback_id,
ui::AXMode ax_mode) {
AXContentTreeUpdate response;
RenderAccessibilityImpl::SnapshotAccessibilityTree(this, &response, ax_mode);
Send(new AccessibilityHostMsg_SnapshotResponse(
routing_id_, callback_id, response));
}
void RenderFrameImpl::OnPortalActivated(
const base::UnguessableToken& portal_token,
blink::mojom::PortalAssociatedPtrInfo portal,
blink::TransferableMessage data,
OnPortalActivatedCallback callback) {
frame_->OnPortalActivated(portal_token, portal.PassHandle(), std::move(data),
std::move(callback));
}
void RenderFrameImpl::ForwardMessageToPortalHost(
blink::TransferableMessage message,
const url::Origin& source_origin,
const base::Optional<url::Origin>& target_origin) {
frame_->ForwardMessageToPortalHost(std::move(message), source_origin,
target_origin);
}
void RenderFrameImpl::SetLifecycleState(
blink::mojom::FrameLifecycleState state) {
frame_->SetLifecycleState(state);
}
void RenderFrameImpl::VisibilityChanged(
blink::mojom::FrameVisibility visibility) {
GetFrameHost()->VisibilityChanged(visibility);
}
#if defined(OS_ANDROID)
void RenderFrameImpl::ExtractSmartClipData(
const gfx::Rect& rect,
ExtractSmartClipDataCallback callback) {
blink::WebString clip_text;
blink::WebString clip_html;
blink::WebRect clip_rect;
GetWebFrame()->ExtractSmartClipData(rect, clip_text, clip_html, clip_rect);
std::move(callback).Run(clip_text.Utf16(), clip_html.Utf16(), clip_rect);
}
#endif // defined(OS_ANDROID)
void RenderFrameImpl::OnUpdateOpener(int opener_routing_id) {
WebFrame* opener = ResolveOpener(opener_routing_id);
frame_->SetOpener(opener);
}
void RenderFrameImpl::OnDidUpdateFramePolicy(
const blink::FramePolicy& frame_policy) {
frame_->SetFrameOwnerPolicy(frame_policy);
}
void RenderFrameImpl::OnSetFrameOwnerProperties(
const FrameOwnerProperties& frame_owner_properties) {
DCHECK(frame_);
frame_->SetFrameOwnerProperties(
ConvertFrameOwnerPropertiesToWebFrameOwnerProperties(
frame_owner_properties));
}
void RenderFrameImpl::OnAdvanceFocus(blink::WebFocusType type,
int32_t source_routing_id) {
RenderFrameProxy* source_frame =
RenderFrameProxy::FromRoutingID(source_routing_id);
if (!source_frame) {
render_view_->webview()->SetInitialFocus(type ==
blink::kWebFocusTypeBackward);
return;
}
render_view_->webview()->AdvanceFocusAcrossFrames(
type, source_frame->web_frame(), frame_);
}
void RenderFrameImpl::OnAdvanceFocusInForm(blink::WebFocusType focus_type) {
if (render_view_->webview()->FocusedFrame() != frame_)
return;
frame_->AdvanceFocusInForm(focus_type);
}
void RenderFrameImpl::OnSetFocusedFrame() {
// This uses focusDocumentView rather than setFocusedFrame so that focus/blur
// events are properly dispatched on any currently focused elements.
render_view_->webview()->FocusDocumentView(frame_);
}
void RenderFrameImpl::OnTextTrackSettingsChanged(
const FrameMsg_TextTrackSettings_Params& params) {
DCHECK(!frame_->Parent());
if (!render_view_->webview())
return;
if (params.text_tracks_enabled) {
render_view_->webview()->GetSettings()->SetTextTrackKindUserPreference(
WebSettings::TextTrackKindUserPreference::kCaptions);
} else {
render_view_->webview()->GetSettings()->SetTextTrackKindUserPreference(
WebSettings::TextTrackKindUserPreference::kDefault);
}
render_view_->webview()->GetSettings()->SetTextTrackBackgroundColor(
WebString::FromUTF8(params.text_track_background_color));
render_view_->webview()->GetSettings()->SetTextTrackFontFamily(
WebString::FromUTF8(params.text_track_font_family));
render_view_->webview()->GetSettings()->SetTextTrackFontStyle(
WebString::FromUTF8(params.text_track_font_style));
render_view_->webview()->GetSettings()->SetTextTrackFontVariant(
WebString::FromUTF8(params.text_track_font_variant));
render_view_->webview()->GetSettings()->SetTextTrackTextColor(
WebString::FromUTF8(params.text_track_text_color));
render_view_->webview()->GetSettings()->SetTextTrackTextShadow(
WebString::FromUTF8(params.text_track_text_shadow));
render_view_->webview()->GetSettings()->SetTextTrackTextSize(
WebString::FromUTF8(params.text_track_text_size));
}
void RenderFrameImpl::OnCheckCompleted() {
frame_->CheckCompleted();
}
void RenderFrameImpl::PostMessageEvent(int32_t source_routing_id,
const base::string16& source_origin,
const base::string16& target_origin,
blink::TransferableMessage message) {
// Make sure that |message| owns its data so that the data is alive even after
// moved.
message.EnsureDataIsOwned();
// Find the source frame if it exists.
WebFrame* source_frame = nullptr;
if (source_routing_id != MSG_ROUTING_NONE) {
RenderFrameProxy* source_proxy =
RenderFrameProxy::FromRoutingID(source_routing_id);
if (source_proxy)
source_frame = source_proxy->web_frame();
}
// We must pass in the target_origin to do the security check on this side,
// since it may have changed since the original postMessage call was made.
WebSecurityOrigin target_security_origin;
if (!target_origin.empty()) {
target_security_origin = WebSecurityOrigin::CreateFromString(
WebString::FromUTF16(target_origin));
}
WebDOMMessageEvent msg_event(std::move(message),
WebString::FromUTF16(source_origin),
source_frame, frame_->GetDocument());
frame_->DispatchMessageEventWithOriginCheck(target_security_origin, msg_event,
message.has_user_gesture);
}
void RenderFrameImpl::OnReload(bool bypass_cache) {
frame_->StartReload(bypass_cache ? WebFrameLoadType::kReloadBypassingCache
: WebFrameLoadType::kReload);
}
void RenderFrameImpl::OnReloadLoFiImages() {
previews_state_ = PREVIEWS_NO_TRANSFORM;
GetWebFrame()->ReloadLoFiImages();
}
void RenderFrameImpl::OnTextSurroundingSelectionRequest(uint32_t max_length) {
blink::WebSurroundingText surrounding_text(frame_, max_length);
if (surrounding_text.IsEmpty()) {
// |surrounding_text| might not be correctly initialized, for example if
// |frame_->SelectionRange().IsNull()|, in other words, if there was no
// selection.
Send(new FrameHostMsg_TextSurroundingSelectionResponse(
routing_id_, base::string16(), 0, 0));
return;
}
Send(new FrameHostMsg_TextSurroundingSelectionResponse(
routing_id_, surrounding_text.TextContent().Utf16(),
surrounding_text.StartOffsetInTextContent(),
surrounding_text.EndOffsetInTextContent()));
}
bool RenderFrameImpl::RunJavaScriptDialog(JavaScriptDialogType type,
const base::string16& message,
const base::string16& default_value,
base::string16* result) {
// Don't allow further dialogs if we are waiting to swap out, since the
// ScopedPageLoadDeferrer in our stack prevents it.
if (suppress_further_dialogs_)
return false;
int32_t message_length = static_cast<int32_t>(message.length());
if (WebUserGestureIndicator::ProcessedUserGestureSinceLoad(frame_)) {
UMA_HISTOGRAM_COUNTS_1M("JSDialogs.CharacterCount.UserGestureSinceLoad",
message_length);
} else {
UMA_HISTOGRAM_COUNTS_1M("JSDialogs.CharacterCount.NoUserGestureSinceLoad",
message_length);
}
if (is_main_frame_)
UMA_HISTOGRAM_COUNTS_1M("JSDialogs.CharacterCount.MainFrame",
message_length);
else
UMA_HISTOGRAM_COUNTS_1M("JSDialogs.CharacterCount.Subframe",
message_length);
// 10k ought to be enough for anyone.
const base::string16::size_type kMaxMessageSize = 10 * 1024;
base::string16 truncated_message = message.substr(0, kMaxMessageSize);
bool success = false;
base::string16 result_temp;
if (!result)
result = &result_temp;
Send(new FrameHostMsg_RunJavaScriptDialog(
routing_id_, truncated_message, default_value, type, &success, result));
return success;
}
void RenderFrameImpl::DidFailProvisionalLoad(const WebURLError& error,
const WebString& http_method) {
DCHECK_EQ(net::ERR_ABORTED, error.reason());
TRACE_EVENT1("navigation,benchmark,rail",
"RenderFrameImpl::didFailProvisionalLoad", "id", routing_id_);
// Note: It is important this notification occur before DidStopLoading so the
// SSL manager can react to the provisional load failure before being
// notified the load stopped.
//
NotifyObserversOfFailedProvisionalLoad(error);
// Notify the browser that we failed a provisional load with an error.
SendFailedProvisionalLoad(http_method.Ascii(), error, frame_);
}
void RenderFrameImpl::NotifyObserversOfFailedProvisionalLoad(
const blink::WebURLError& error) {
for (auto& observer : observers_)
observer.DidFailProvisionalLoad(error);
}
void RenderFrameImpl::LoadNavigationErrorPage(
WebDocumentLoader* document_loader,
const WebURLError& error,
const base::Optional<std::string>& error_page_content,
bool replace_current_item) {
std::string error_html;
if (error_page_content) {
error_html = error_page_content.value();
} else {
GetContentClient()->renderer()->PrepareErrorPage(
this, error, document_loader->HttpMethod().Ascii(),
false /* ignoring_cache */, &error_html);
}
// Make sure we never show errors in view source mode.
frame_->EnableViewSourceMode(false);
auto navigation_params = WebNavigationParams::CreateForErrorPage(
document_loader, error_html, GURL(kUnreachableWebDataURL), error.url(),
error.reason());
if (replace_current_item)
navigation_params->frame_load_type = WebFrameLoadType::kReplaceCurrentItem;
navigation_params->service_worker_network_provider =
ServiceWorkerNetworkProviderForFrame::CreateInvalidInstance();
// The load of the error page can result in this frame being removed.
frame_->CommitNavigation(std::move(navigation_params), BuildDocumentState());
// Do not access |this| or |frame_| without checking weak self.
}
void RenderFrameImpl::DidMeaningfulLayout(
blink::WebMeaningfulLayout layout_type) {
for (auto& observer : observers_)
observer.DidMeaningfulLayout(layout_type);
}
void RenderFrameImpl::DidCommitAndDrawCompositorFrame() {
#if BUILDFLAG(ENABLE_PLUGINS)
// Notify all instances that we painted. The same caveats apply as for
// ViewFlushedPaint regarding instances closing themselves, so we take
// similar precautions.
PepperPluginSet plugins = active_pepper_instances_;
for (auto* plugin : plugins) {
if (active_pepper_instances_.find(plugin) != active_pepper_instances_.end())
plugin->ViewInitiatedPaint();
}
#endif
}
RenderView* RenderFrameImpl::GetRenderView() {
return render_view_;
}
RenderAccessibility* RenderFrameImpl::GetRenderAccessibility() {
return render_accessibility_;
}
int RenderFrameImpl::GetRoutingID() {
return routing_id_;
}
blink::WebLocalFrame* RenderFrameImpl::GetWebFrame() {
DCHECK(frame_);
return frame_;
}
const WebPreferences& RenderFrameImpl::GetWebkitPreferences() {
return render_view_->GetWebkitPreferences();
}
const blink::mojom::RendererPreferences&
RenderFrameImpl::GetRendererPreferences() const {
return render_view_->renderer_preferences();
}
int RenderFrameImpl::ShowContextMenu(ContextMenuClient* client,
const ContextMenuParams& params) {
DCHECK(client); // A null client means "internal" when we issue callbacks.
ContextMenuParams our_params(params);
blink::WebRect position_in_window(params.x, params.y, 0, 0);
GetLocalRootRenderWidget()->ConvertViewportToWindow(&position_in_window);
our_params.x = position_in_window.x;
our_params.y = position_in_window.y;
our_params.custom_context.request_id = pending_context_menus_.Add(client);
Send(new FrameHostMsg_ContextMenu(routing_id_, our_params));
return our_params.custom_context.request_id;
}
void RenderFrameImpl::CancelContextMenu(int request_id) {
DCHECK(pending_context_menus_.Lookup(request_id));
pending_context_menus_.Remove(request_id);
}
void RenderFrameImpl::BindToFrame(blink::WebNavigationControl* frame) {
DCHECK(!frame_);
std::pair<FrameMap::iterator, bool> result =
g_frame_map.Get().emplace(frame, this);
CHECK(result.second) << "Inserting a duplicate item.";
frame_ = frame;
}
blink::WebPlugin* RenderFrameImpl::CreatePlugin(
const WebPluginInfo& info,
const blink::WebPluginParams& params,
std::unique_ptr<content::PluginInstanceThrottler> throttler) {
#if BUILDFLAG(ENABLE_PLUGINS)
if (info.type == WebPluginInfo::PLUGIN_TYPE_BROWSER_PLUGIN) {
// |delegate| deletes itself.
BrowserPluginDelegate* delegate =
GetContentClient()->renderer()->CreateBrowserPluginDelegate(
this, info, params.mime_type.Utf8(), GURL(params.url));
return BrowserPluginManager::Get()->CreateBrowserPlugin(
this, delegate->GetWeakPtr());
}
base::Optional<url::Origin> origin_lock;
if (base::FeatureList::IsEnabled(features::kPdfIsolation) &&
GetContentClient()->renderer()->IsOriginIsolatedPepperPlugin(info.path)) {
origin_lock = url::Origin::Create(GURL(params.url));
}
bool pepper_plugin_was_registered = false;
scoped_refptr<PluginModule> pepper_module(PluginModule::Create(
this, info, origin_lock, &pepper_plugin_was_registered,
GetTaskRunner(blink::TaskType::kNetworking)));
if (pepper_plugin_was_registered) {
if (pepper_module.get()) {
return new PepperWebPluginImpl(
pepper_module.get(), params, this,
base::WrapUnique(
static_cast<PluginInstanceThrottlerImpl*>(throttler.release())));
}
}
#if defined(OS_CHROMEOS)
LOG(WARNING) << "Pepper module/plugin creation failed.";
#endif
#endif // BUILDFLAG(ENABLE_PLUGINS)
return nullptr;
}
void RenderFrameImpl::LoadErrorPage(int reason) {
LoadNavigationErrorPage(frame_->GetDocumentLoader(),
WebURLError(reason, frame_->GetDocument().Url()),
base::nullopt, true /* replace_current_item */);
}
void RenderFrameImpl::ExecuteJavaScript(const base::string16& javascript) {
JavaScriptExecuteRequest(javascript, base::DoNothing());
}
void RenderFrameImpl::BindLocalInterface(
const std::string& interface_name,
mojo::ScopedMessagePipeHandle interface_pipe) {
GetInterface(interface_name, std::move(interface_pipe));
}
service_manager::InterfaceProvider* RenderFrameImpl::GetRemoteInterfaces() {
return &remote_interfaces_;
}
blink::mojom::DocumentInterfaceBroker*
RenderFrameImpl::GetDocumentInterfaceBroker() {
DCHECK(document_interface_broker_.is_bound());
return document_interface_broker_.get();
}
void RenderFrameImpl::SetDocumentInterfaceBrokerForTesting(
blink::mojom::DocumentInterfaceBrokerPtr test_broker) {
document_interface_broker_.FlushForTesting();
document_interface_broker_ = std::move(test_broker);
}
blink::AssociatedInterfaceRegistry*
RenderFrameImpl::GetAssociatedInterfaceRegistry() {
return &associated_interfaces_;
}
blink::AssociatedInterfaceProvider*
RenderFrameImpl::GetRemoteAssociatedInterfaces() {
if (!remote_associated_interfaces_) {
ChildThreadImpl* thread = ChildThreadImpl::current();
if (thread) {
blink::mojom::AssociatedInterfaceProviderAssociatedPtr remote_interfaces;
thread->GetRemoteRouteProvider()->GetRoute(
routing_id_, mojo::MakeRequest(&remote_interfaces));
remote_associated_interfaces_ =
std::make_unique<blink::AssociatedInterfaceProvider>(
std::move(remote_interfaces),
GetTaskRunner(blink::TaskType::kInternalIPC));
} else {
// In some tests the thread may be null,
// so set up a self-contained interface provider instead.
remote_associated_interfaces_ =
std::make_unique<blink::AssociatedInterfaceProvider>(
GetTaskRunner(blink::TaskType::kInternalIPC));
}
}
return remote_associated_interfaces_.get();
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::RegisterPeripheralPlugin(
const url::Origin& content_origin,
const base::Closure& unthrottle_callback) {
return plugin_power_saver_helper_->RegisterPeripheralPlugin(
content_origin, unthrottle_callback);
}
RenderFrame::PeripheralContentStatus
RenderFrameImpl::GetPeripheralContentStatus(
const url::Origin& main_frame_origin,
const url::Origin& content_origin,
const gfx::Size& unobscured_size,
RecordPeripheralDecision record_decision) {
return plugin_power_saver_helper_->GetPeripheralContentStatus(
main_frame_origin, content_origin, unobscured_size, record_decision);
}
void RenderFrameImpl::WhitelistContentOrigin(
const url::Origin& content_origin) {
return plugin_power_saver_helper_->WhitelistContentOrigin(content_origin);
}
void RenderFrameImpl::PluginDidStartLoading() {
DidStartLoading();
}
void RenderFrameImpl::PluginDidStopLoading() {
DidStopLoading();
}
#endif // BUILDFLAG(ENABLE_PLUGINS)
bool RenderFrameImpl::IsFTPDirectoryListing() {
return frame_->GetDocumentLoader()->IsListingFtpDirectory();
}
void RenderFrameImpl::AttachGuest(int element_instance_id) {
BrowserPluginManager::Get()->Attach(element_instance_id);
}
void RenderFrameImpl::DetachGuest(int element_instance_id) {
BrowserPluginManager::Get()->Detach(element_instance_id);
}
void RenderFrameImpl::SetSelectedText(const base::string16& selection_text,
size_t offset,
const gfx::Range& range) {
Send(new FrameHostMsg_SelectionChanged(routing_id_, selection_text,
static_cast<uint32_t>(offset), range));
}
void RenderFrameImpl::SetZoomLevel(double zoom_level) {
render_view_->UpdateZoomLevel(zoom_level);
}
double RenderFrameImpl::GetZoomLevel() {
return render_view_->page_zoom_level();
}
void RenderFrameImpl::AddMessageToConsole(
blink::mojom::ConsoleMessageLevel level,
const std::string& message) {
blink::WebConsoleMessage wcm(level, WebString::FromUTF8(message));
frame_->AddMessageToConsole(wcm);
}
void RenderFrameImpl::SetPreviewsState(PreviewsState previews_state) {
previews_state_ = previews_state;
}
PreviewsState RenderFrameImpl::GetPreviewsState() {
return previews_state_;
}
bool RenderFrameImpl::IsPasting() {
return is_pasting_;
}
// blink::mojom::FullscreenVideoElementHandler implementation ------------------
void RenderFrameImpl::RequestFullscreenVideoElement() {
WebElement video_element =
frame_->GetDocument().GetElementsByHTMLTagName("video").FirstItem();
if (!video_element.IsNull()) {
// This is always initiated from browser side (which should require the user
// interacting with ui) which suffices for a user gesture even though there
// will have been no input to the frame at this point.
blink::WebScopedUserGesture gesture(frame_);
video_element.RequestFullscreen();
}
}
// blink::mojom::AutoplayConfigurationClient implementation
// --------------------------
void RenderFrameImpl::AddAutoplayFlags(const url::Origin& origin,
const int32_t flags) {
// If the origin is the same as the previously stored flags then we should
// merge the two sets of flags together.
if (autoplay_flags_.first == origin) {
autoplay_flags_.second |= flags;
} else {
autoplay_flags_ = std::make_pair(origin, flags);
}
}
// mojom::Frame implementation -------------------------------------------------
void RenderFrameImpl::GetInterfaceProvider(
service_manager::mojom::InterfaceProviderRequest request) {
service_manager::Connector* connector = ChildThread::Get()->GetConnector();
service_manager::mojom::InterfaceProviderPtr provider;
interface_provider_bindings_.AddBinding(this, mojo::MakeRequest(&provider));
connector->FilterInterfaces(mojom::kNavigation_FrameSpec,
browser_info_.identity, std::move(request),
std::move(provider));
}
void RenderFrameImpl::GetCanonicalUrlForSharing(
GetCanonicalUrlForSharingCallback callback) {
WebURL canonical_url = GetWebFrame()->GetDocument().CanonicalUrlForSharing();
std::move(callback).Run(canonical_url.IsNull()
? base::nullopt
: base::make_optional(GURL(canonical_url)));
}
void RenderFrameImpl::BlockRequests() {
frame_request_blocker_->Block();
}
void RenderFrameImpl::ResumeBlockedRequests() {
frame_request_blocker_->Resume();
}
void RenderFrameImpl::CancelBlockedRequests() {
frame_request_blocker_->Cancel();
}
void RenderFrameImpl::AllowBindings(int32_t enabled_bindings_flags) {
if (IsMainFrame() && (enabled_bindings_flags & BINDINGS_POLICY_WEB_UI) &&
!(enabled_bindings_ & BINDINGS_POLICY_WEB_UI)) {
// TODO(sammc): Move WebUIExtensionData to be a RenderFrameObserver.
// WebUIExtensionData deletes itself when |render_view_| is destroyed.
new WebUIExtensionData(render_view_);
}
enabled_bindings_ |= enabled_bindings_flags;
// Keep track of the total bindings accumulated in this process.
RenderProcess::current()->AddBindings(enabled_bindings_flags);
}
// mojom::FrameNavigationControl implementation --------------------------------
void RenderFrameImpl::CommitNavigation(
const network::ResourceResponseHead& head,
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
network::mojom::URLLoaderClientEndpointsPtr url_loader_client_endpoints,
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories,
base::Optional<std::vector<mojom::TransferrableURLLoaderPtr>>
subresource_overrides,
blink::mojom::ControllerServiceWorkerInfoPtr controller_service_worker_info,
blink::mojom::ServiceWorkerProviderInfoForWindowPtr provider_info,
network::mojom::URLLoaderFactoryPtr prefetch_loader_factory,
const base::UnguessableToken& devtools_navigation_token,
CommitNavigationCallback commit_callback) {
DCHECK(!navigation_client_impl_);
// We can have a FrameNavigationControl::CommitNavigation with
// IsPerNavigationMojoInterfaceEnabled() == true, for non-committed
// interstitials where no NavigationRequest was created. Therefore, no DCHECK.
CommitNavigationInternal(
head, common_params, commit_params,
std::move(url_loader_client_endpoints),
std::move(subresource_loader_factories), std::move(subresource_overrides),
std::move(controller_service_worker_info), std::move(provider_info),
std::move(prefetch_loader_factory), devtools_navigation_token,
std::move(commit_callback),
mojom::NavigationClient::CommitNavigationCallback());
}
void RenderFrameImpl::CommitPerNavigationMojoInterfaceNavigation(
const network::ResourceResponseHead& head,
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
network::mojom::URLLoaderClientEndpointsPtr url_loader_client_endpoints,
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories,
base::Optional<std::vector<mojom::TransferrableURLLoaderPtr>>
subresource_overrides,
blink::mojom::ControllerServiceWorkerInfoPtr controller_service_worker_info,
blink::mojom::ServiceWorkerProviderInfoForWindowPtr provider_info,
network::mojom::URLLoaderFactoryPtr prefetch_loader_factory,
const base::UnguessableToken& devtools_navigation_token,
mojom::NavigationClient::CommitNavigationCallback
per_navigation_mojo_interface_callback) {
DCHECK(navigation_client_impl_);
DCHECK(IsPerNavigationMojoInterfaceEnabled());
CommitNavigationInternal(
head, common_params, commit_params,
std::move(url_loader_client_endpoints),
std::move(subresource_loader_factories), std::move(subresource_overrides),
std::move(controller_service_worker_info), std::move(provider_info),
std::move(prefetch_loader_factory), devtools_navigation_token,
mojom::FrameNavigationControl::CommitNavigationCallback(),
std::move(per_navigation_mojo_interface_callback));
}
void RenderFrameImpl::CommitNavigationInternal(
const network::ResourceResponseHead& head,
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
network::mojom::URLLoaderClientEndpointsPtr url_loader_client_endpoints,
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories,
base::Optional<std::vector<mojom::TransferrableURLLoaderPtr>>
subresource_overrides,
blink::mojom::ControllerServiceWorkerInfoPtr controller_service_worker_info,
blink::mojom::ServiceWorkerProviderInfoForWindowPtr provider_info,
network::mojom::URLLoaderFactoryPtr prefetch_loader_factory,
const base::UnguessableToken& devtools_navigation_token,
mojom::FrameNavigationControl::CommitNavigationCallback callback,
mojom::NavigationClient::CommitNavigationCallback
per_navigation_mojo_interface_callback) {
DCHECK(!IsRendererDebugURL(common_params.url));
DCHECK(
!FrameMsg_Navigate_Type::IsSameDocument(common_params.navigation_type));
if (ShouldIgnoreCommitNavigation(commit_params)) {
browser_side_navigation_pending_url_ = GURL();
AbortCommitNavigation(std::move(callback),
blink::mojom::CommitResult::Aborted);
return;
}
bool was_initiated_in_this_frame = false;
if (IsPerNavigationMojoInterfaceEnabled()) {
was_initiated_in_this_frame =
navigation_client_impl_ &&
navigation_client_impl_->was_initiated_in_this_frame();
} else {
was_initiated_in_this_frame =
browser_side_navigation_pending_ &&
browser_side_navigation_pending_url_ == commit_params.original_url &&
commit_params.nav_entry_id == 0;
}
// Sanity check that the browser always sends us new loader factories on
// cross-document navigations with the Network Service enabled.
DCHECK(common_params.url.SchemeIs(url::kJavaScriptScheme) ||
!base::FeatureList::IsEnabled(network::features::kNetworkService) ||
subresource_loader_factories);
// We only save metrics of the main frame's main resource to the
// document state. In view source mode, we effectively let the user
// see the source of the server's error page instead of using custom
// one derived from the metrics saved to document state.
const network::ResourceResponseHead* response_head = nullptr;
if (!frame_->Parent() && !frame_->IsViewSourceModeEnabled())
response_head = &head;
int request_id = ResourceDispatcher::MakeRequestID();
std::unique_ptr<DocumentState> document_state = BuildDocumentStateFromParams(
common_params, commit_params, base::TimeTicks::Now(), std::move(callback),
std::move(per_navigation_mojo_interface_callback), response_head,
std::move(navigation_client_impl_), request_id,
was_initiated_in_this_frame);
// Check if the navigation being committed originated as a client redirect.
bool is_client_redirect =
!!(common_params.transition & ui::PAGE_TRANSITION_CLIENT_REDIRECT);
auto navigation_params =
std::make_unique<WebNavigationParams>(devtools_navigation_token);
navigation_params->is_client_redirect = is_client_redirect;
FillMiscNavigationParams(common_params, commit_params,
navigation_params.get());
auto commit_with_params = base::BindOnce(
&RenderFrameImpl::CommitNavigationWithParams, weak_factory_.GetWeakPtr(),
common_params, commit_params, std::move(subresource_loader_factories),
std::move(subresource_overrides),
std::move(controller_service_worker_info), std::move(provider_info),
std::move(prefetch_loader_factory), std::move(document_state));
// Perform a navigation to a data url if needed (for main frames).
// Note: the base URL might be invalid, so also check the data URL string.
bool should_load_data_url = !common_params.base_url_for_data_url.is_empty();
#if defined(OS_ANDROID)
should_load_data_url |= !commit_params.data_url_as_string.empty();
#endif
if (is_main_frame_ && should_load_data_url) {
std::string mime_type, charset, data;
GURL base_url;
DecodeDataURL(common_params, commit_params, &mime_type, &charset, &data,
&base_url);
navigation_params->url = base_url;
WebNavigationParams::FillStaticResponse(navigation_params.get(),
WebString::FromUTF8(mime_type),
WebString::FromUTF8(charset), data);
// Needed so that history-url-only changes don't become reloads.
navigation_params->unreachable_url = common_params.history_url_for_data_url;
std::move(commit_with_params).Run(std::move(navigation_params));
return;
}
FillNavigationParamsRequest(common_params, commit_params,
navigation_params.get());
if (!url_loader_client_endpoints &&
common_params.url.SchemeIs(url::kDataScheme)) {
// Normally, data urls will have |url_loader_client_endpoints| set.
// However, tests and interstitial pages pass data urls directly,
// without creating url loader.
std::string mime_type, charset, data;
if (!net::DataURL::Parse(common_params.url, &mime_type, &charset, &data)) {
CHECK(false) << "Invalid URL passed: "
<< common_params.url.possibly_invalid_spec();
return;
}
WebNavigationParams::FillStaticResponse(navigation_params.get(),
WebString::FromUTF8(mime_type),
WebString::FromUTF8(charset), data);
} else {
NavigationBodyLoader::FillNavigationParamsResponseAndBodyLoader(
common_params, commit_params, request_id, head,
std::move(url_loader_client_endpoints),
GetTaskRunner(blink::TaskType::kInternalLoading), GetRoutingID(),
!frame_->Parent(), navigation_params.get());
}
// The MHTML mime type should be same as the one we check in the browser
// process's download_utils::MustDownload.
bool is_mhtml_archive =
base::LowerCaseEqualsASCII(head.mime_type, "multipart/related") ||
base::LowerCaseEqualsASCII(head.mime_type, "message/rfc822");
if (is_mhtml_archive && navigation_params->body_loader) {
// Load full mhtml archive before committing navigation.
// We need this to retrieve the document mime type prior to committing.
mhtml_body_loader_client_ =
std::make_unique<RenderFrameImpl::MHTMLBodyLoaderClient>(
std::move(navigation_params), std::move(commit_with_params));
return;
}
// Common case - fill navigation params from provided information and commit.
std::move(commit_with_params).Run(std::move(navigation_params));
}
bool RenderFrameImpl::ShouldIgnoreCommitNavigation(
const CommitNavigationParams& commit_params) {
// We can ignore renderer-initiated navigations (nav_entry_id == 0) which
// have been canceled in the renderer, but browser was not aware yet at the
// moment of issuing a CommitNavigation call.
if (!browser_side_navigation_pending_ &&
!browser_side_navigation_pending_url_.is_empty() &&
browser_side_navigation_pending_url_ == commit_params.original_url &&
commit_params.nav_entry_id == 0) {
return true;
}
return false;
}
void RenderFrameImpl::CommitNavigationWithParams(
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories,
base::Optional<std::vector<mojom::TransferrableURLLoaderPtr>>
subresource_overrides,
blink::mojom::ControllerServiceWorkerInfoPtr controller_service_worker_info,
blink::mojom::ServiceWorkerProviderInfoForWindowPtr provider_info,
network::mojom::URLLoaderFactoryPtr prefetch_loader_factory,
std::unique_ptr<DocumentState> document_state,
std::unique_ptr<WebNavigationParams> navigation_params) {
if (ShouldIgnoreCommitNavigation(commit_params)) {
browser_side_navigation_pending_url_ = GURL();
return;
}
// TODO(yoichio): This is temporary switch to have chrome WebUI
// use the old web APIs.
// After completion of the migration, we should remove this.
// See crbug.com/924871 for detail.
if (common_params.url.SchemeIs(content::kChromeUIScheme)) {
blink::WebRuntimeFeatures::EnableShadowDOMV0(true);
blink::WebRuntimeFeatures::EnableCustomElementsV0(true);
blink::WebRuntimeFeatures::EnableHTMLImports(true);
}
SetupLoaderFactoryBundle(std::move(subresource_loader_factories),
std::move(subresource_overrides),
std::move(prefetch_loader_factory));
// If the navigation is for "view source", the WebLocalFrame needs to be put
// in a special mode.
if (commit_params.is_view_source)
frame_->EnableViewSourceMode(true);
PrepareFrameForCommit(common_params.url, commit_params);
blink::WebFrameLoadType load_type = NavigationTypeToLoadType(
common_params.navigation_type, common_params.should_replace_current_entry,
commit_params.page_state.IsValid());
WebHistoryItem item_for_history_navigation;
blink::mojom::CommitResult commit_status = blink::mojom::CommitResult::Ok;
if (load_type == WebFrameLoadType::kBackForward) {
// We must know the nav entry ID of the page we are navigating back to,
// which should be the case because history navigations are routed via the
// browser.
DCHECK_NE(0, commit_params.nav_entry_id);
// Check that the history navigation can commit.
commit_status = PrepareForHistoryNavigationCommit(
common_params.navigation_type, commit_params,
&item_for_history_navigation, &load_type);
}
if (commit_status != blink::mojom::CommitResult::Ok) {
// The browser expects the frame to be loading this navigation. Inform it
// that the load stopped if needed.
if (frame_ && !frame_->IsLoading())
Send(new FrameHostMsg_DidStopLoading(routing_id_));
return;
}
navigation_params->frame_load_type = load_type;
navigation_params->history_item = item_for_history_navigation;
navigation_params->service_worker_network_provider =
BuildServiceWorkerNetworkProviderForNavigation(
std::move(controller_service_worker_info), std::move(provider_info));
frame_->CommitNavigation(std::move(navigation_params),
std::move(document_state));
// The commit can result in this frame being removed. Do not use
// |this| without checking a WeakPtr.
}
void RenderFrameImpl::CommitFailedNavigation(
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
bool has_stale_copy_in_cache,
int error_code,
const base::Optional<std::string>& error_page_content,
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories,
mojom::FrameNavigationControl::CommitFailedNavigationCallback callback) {
DCHECK(!navigation_client_impl_);
DCHECK(!IsPerNavigationMojoInterfaceEnabled());
CommitFailedNavigationInternal(
common_params, commit_params, has_stale_copy_in_cache, error_code,
error_page_content, std::move(subresource_loader_factories),
std::move(callback),
mojom::NavigationClient::CommitFailedNavigationCallback());
}
void RenderFrameImpl::CommitFailedPerNavigationMojoInterfaceNavigation(
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
bool has_stale_copy_in_cache,
int error_code,
const base::Optional<std::string>& error_page_content,
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories,
mojom::NavigationClient::CommitFailedNavigationCallback
per_navigation_mojo_interface_callback) {
DCHECK(navigation_client_impl_);
DCHECK(IsPerNavigationMojoInterfaceEnabled());
CommitFailedNavigationInternal(
common_params, commit_params, has_stale_copy_in_cache, error_code,
error_page_content, std::move(subresource_loader_factories),
mojom::FrameNavigationControl::CommitFailedNavigationCallback(),
std::move(per_navigation_mojo_interface_callback));
}
void RenderFrameImpl::CommitFailedNavigationInternal(
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
bool has_stale_copy_in_cache,
int error_code,
const base::Optional<std::string>& error_page_content,
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories,
mojom::FrameNavigationControl::CommitFailedNavigationCallback callback,
mojom::NavigationClient::CommitFailedNavigationCallback
per_navigation_mojo_interface_callback) {
TRACE_EVENT1("navigation,benchmark,rail",
"RenderFrameImpl::CommitFailedNavigation", "id", routing_id_);
DCHECK(
!FrameMsg_Navigate_Type::IsSameDocument(common_params.navigation_type));
RenderFrameImpl::PrepareRenderViewForNavigation(common_params.url,
commit_params);
sync_navigation_callback_.Cancel();
mhtml_body_loader_client_.reset();
GetContentClient()->SetActiveURL(
common_params.url, frame_->Top()->GetSecurityOrigin().ToString().Utf8());
SetupLoaderFactoryBundle(std::move(subresource_loader_factories),
base::nullopt /* subresource_overrides */,
nullptr /* prefetch_loader_factory */);
// Send the provisional load failure.
WebURLError error(
error_code, 0,
has_stale_copy_in_cache ? WebURLError::HasCopyInCache::kTrue
: WebURLError::HasCopyInCache::kFalse,
WebURLError::IsWebSecurityViolation::kFalse, common_params.url);
auto navigation_params = std::make_unique<WebNavigationParams>();
FillNavigationParamsRequest(common_params, commit_params,
navigation_params.get());
navigation_params->url = GURL(kUnreachableWebDataURL);
navigation_params->error_code = error_code;
if (!ShouldDisplayErrorPageForFailedLoad(error_code, common_params.url)) {
// The browser expects this frame to be loading an error page. Inform it
// that the load stopped.
AbortCommitNavigation(std::move(callback),
blink::mojom::CommitResult::Aborted);
Send(new FrameHostMsg_DidStopLoading(routing_id_));
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
return;
}
// On load failure, a frame can ask its owner to render fallback content.
// When that happens, don't load an error page.
blink::WebNavigationControl::FallbackContentResult fallback_result =
frame_->MaybeRenderFallbackContent(error);
if (commit_params.nav_entry_id == 0) {
// For renderer initiated navigations, we send out a
// DidFailProvisionalLoad() notification.
NotifyObserversOfFailedProvisionalLoad(error);
// Provisional document loader can be null in cases such as cross
// process failures, e.g. error pages.
if (frame_->GetProvisionalDocumentLoader()) {
// TODO(dgozman): why do we need to notify browser in response
// to it's own request?
SendFailedProvisionalLoad(navigation_params->http_method.Ascii(), error,
frame_);
}
}
if (fallback_result != blink::WebNavigationControl::NoFallbackContent) {
if (fallback_result == blink::WebNavigationControl::NoLoadInProgress) {
// If the frame wasn't loading but was fallback-eligible, the fallback
// content won't be shown. However, showing an error page isn't right
// either, as the frame has already been populated with something
// unrelated to this navigation failure. In that case, just send a stop
// IPC to the browser to unwind its state, and leave the frame as-is.
AbortCommitNavigation(std::move(callback),
blink::mojom::CommitResult::Aborted);
Send(new FrameHostMsg_DidStopLoading(routing_id_));
} else {
AbortCommitNavigation(std::move(callback),
blink::mojom::CommitResult::Ok);
}
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
return;
}
// Replace the current history entry in reloads, and loads of the same url.
// This corresponds to Blink's notion of a standard commit.
// Also replace the current history entry if the browser asked for it
// specifically.
// TODO(clamy): see if initial commits in subframes should be handled
// separately.
bool is_reload_or_history =
FrameMsg_Navigate_Type::IsReload(common_params.navigation_type) ||
FrameMsg_Navigate_Type::IsHistory(common_params.navigation_type);
bool replace = is_reload_or_history || common_params.url == GetLoadingUrl() ||
common_params.should_replace_current_entry;
std::unique_ptr<HistoryEntry> history_entry;
if (commit_params.page_state.IsValid())
history_entry = PageStateToHistoryEntry(commit_params.page_state);
std::string error_html;
if (error_page_content.has_value()) {
error_html = error_page_content.value();
// We don't need the actual error page content, but still call this
// for any possible side effects.
GetContentClient()->renderer()->PrepareErrorPage(
this, error, navigation_params->http_method.Ascii(),
false /* ignoring_cache */, nullptr);
} else {
GetContentClient()->renderer()->PrepareErrorPage(
this, error, navigation_params->http_method.Ascii(),
false /* ignoring_cache */, &error_html);
}
// Make sure we never show errors in view source mode.
frame_->EnableViewSourceMode(false);
if (history_entry) {
navigation_params->frame_load_type = WebFrameLoadType::kBackForward;
navigation_params->history_item = history_entry->root();
} else if (replace) {
navigation_params->frame_load_type = WebFrameLoadType::kReplaceCurrentItem;
}
navigation_params->service_worker_network_provider =
ServiceWorkerNetworkProviderForFrame::CreateInvalidInstance();
FillMiscNavigationParams(common_params, commit_params,
navigation_params.get());
WebNavigationParams::FillStaticResponse(navigation_params.get(), "text/html",
"UTF-8", error_html);
navigation_params->unreachable_url = error.url();
// The error page load (not to confuse with a failed load of original page)
// was not initiated through BeginNavigation, therefore
// |was_initiated_in_this_frame| is false.
std::unique_ptr<DocumentState> document_state = BuildDocumentStateFromParams(
common_params, commit_params, base::TimeTicks(), std::move(callback),
std::move(per_navigation_mojo_interface_callback), nullptr,
std::move(navigation_client_impl_), ResourceDispatcher::MakeRequestID(),
false /* was_initiated_in_this_frame */);
// The load of the error page can result in this frame being removed.
// Use a WeakPtr as an easy way to detect whether this has occured. If so,
// this method should return immediately and not touch any part of the object,
// otherwise it will result in a use-after-free bug.
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
frame_->CommitNavigation(std::move(navigation_params),
std::move(document_state));
if (!weak_this)
return;
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
}
void RenderFrameImpl::CommitSameDocumentNavigation(
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
CommitSameDocumentNavigationCallback callback) {
DCHECK(!IsRendererDebugURL(common_params.url));
DCHECK(!FrameMsg_Navigate_Type::IsReload(common_params.navigation_type));
DCHECK(!commit_params.is_view_source);
DCHECK(FrameMsg_Navigate_Type::IsSameDocument(common_params.navigation_type));
PrepareFrameForCommit(common_params.url, commit_params);
blink::WebFrameLoadType load_type = NavigationTypeToLoadType(
common_params.navigation_type, common_params.should_replace_current_entry,
commit_params.page_state.IsValid());
blink::mojom::CommitResult commit_status = blink::mojom::CommitResult::Ok;
WebHistoryItem item_for_history_navigation;
if (common_params.navigation_type ==
FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT) {
DCHECK(commit_params.page_state.IsValid());
// We must know the nav entry ID of the page we are navigating back to,
// which should be the case because history navigations are routed via the
// browser.
DCHECK_NE(0, commit_params.nav_entry_id);
DCHECK(!commit_params.is_history_navigation_in_new_child);
commit_status = PrepareForHistoryNavigationCommit(
common_params.navigation_type, commit_params,
&item_for_history_navigation, &load_type);
}
if (commit_status == blink::mojom::CommitResult::Ok) {
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
bool is_client_redirect =
!!(common_params.transition & ui::PAGE_TRANSITION_CLIENT_REDIRECT);
DocumentState* original_document_state =
DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
std::unique_ptr<DocumentState> document_state =
original_document_state->Clone();
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state.get());
internal_data->CopyFrom(
InternalDocumentStateData::FromDocumentState(original_document_state));
// This is a browser-initiated same-document navigation (as opposed to a
// fragment link click), therefore |was_initiated_in_this_frame| is false.
internal_data->set_navigation_state(NavigationState::CreateBrowserInitiated(
common_params, commit_params,
base::TimeTicks(), // Not used for same-document navigation.
mojom::FrameNavigationControl::CommitNavigationCallback(),
mojom::NavigationClient::CommitNavigationCallback(), nullptr,
false /* was_initiated_in_this_frame */));
// Load the request.
commit_status = frame_->CommitSameDocumentNavigation(
common_params.url, load_type, item_for_history_navigation,
is_client_redirect, std::move(document_state));
// The load of the URL can result in this frame being removed. Use a
// WeakPtr as an easy way to detect whether this has occured. If so, this
// method should return immediately and not touch any part of the object,
// otherwise it will result in a use-after-free bug.
if (!weak_this)
return;
}
std::move(callback).Run(commit_status);
// The browser expects the frame to be loading this navigation. Inform it
// that the load stopped if needed.
if (frame_ && !frame_->IsLoading() &&
commit_status != blink::mojom::CommitResult::Ok) {
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
}
void RenderFrameImpl::HandleRendererDebugURL(const GURL& url) {
DCHECK(IsRendererDebugURL(url));
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
if (url.SchemeIs(url::kJavaScriptScheme)) {
// Javascript URLs should be sent to Blink for handling.
frame_->LoadJavaScriptURL(url);
} else {
// This is a Chrome Debug URL. Handle it.
HandleChromeDebugURL(url);
}
// The browser sets its status as loading before calling this IPC. Inform it
// that the load stopped if needed, while leaving the debug URL visible in the
// address bar.
if (weak_this && frame_ && !frame_->IsLoading())
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
void RenderFrameImpl::UpdateSubresourceLoaderFactories(
std::unique_ptr<blink::URLLoaderFactoryBundleInfo>
subresource_loader_factories) {
DCHECK(loader_factories_);
if (loader_factories_->IsHostChildURLLoaderFactoryBundle()) {
static_cast<HostChildURLLoaderFactoryBundle*>(loader_factories_.get())
->UpdateThisAndAllClones(std::move(subresource_loader_factories));
} else {
#if DCHECK_IS_ON()
// In presence of the NetworkService, this situation should happen only if
// the frame hosts a document that isn't related to a real navigation (i.e.
// if the frame should "inherit" the factories from its opener/parent - for
// example for about:blank or about:srcdoc or about:blank#someHref frames,
// or for frames with no URL - like the initial frame opened by window('',
// 'popup')).
if (base::FeatureList::IsEnabled(network::features::kNetworkService)) {
WebURL url = GetWebFrame()->GetDocument().Url();
if (url.IsValid() && !url.IsEmpty())
DCHECK(url.ProtocolIs(url::kAboutScheme));
}
#endif
auto partial_bundle = base::MakeRefCounted<ChildURLLoaderFactoryBundle>();
static_cast<blink::URLLoaderFactoryBundle*>(partial_bundle.get())
->Update(std::move(subresource_loader_factories));
loader_factories_->Update(partial_bundle->PassInterface());
}
}
void RenderFrameImpl::MarkInitiatorAsRequiringSeparateURLLoaderFactory(
const url::Origin& initiator_origin,
network::mojom::URLLoaderFactoryPtr url_loader_factory) {
DCHECK(base::FeatureList::IsEnabled(network::features::kNetworkService));
// Set up |loader_factories_| to be updated by the
// UpdateSubresourceLoaderFactories() below.
GetLoaderFactoryBundle();
auto factory_bundle = std::make_unique<blink::URLLoaderFactoryBundleInfo>();
factory_bundle->initiator_specific_factory_infos()[initiator_origin] =
url_loader_factory.PassInterface();
UpdateSubresourceLoaderFactories(std::move(factory_bundle));
}
void RenderFrameImpl::BindDevToolsAgent(
blink::mojom::DevToolsAgentHostAssociatedPtrInfo host,
blink::mojom::DevToolsAgentAssociatedRequest request) {
frame_->BindDevToolsAgent(host.PassHandle(), request.PassHandle());
}
// mojom::HostZoom implementation ----------------------------------------------
void RenderFrameImpl::SetHostZoomLevel(const GURL& url, double zoom_level) {
// TODO(wjmaclean): We should see if this restriction is really necessary,
// since it isn't enforced in other parts of the page zoom system (e.g.
// when a users changes the zoom of a currently displayed page). Android
// has no UI for this, so in theory the following code would normally just use
// the default zoom anyways.
#if !defined(OS_ANDROID)
// On Android, page zoom isn't used, and in case of WebView, text zoom is used
// for legacy WebView text scaling emulation. Thus, the code that resets
// the zoom level from this map will be effectively resetting text zoom level.
host_zoom_levels_[url] = zoom_level;
#endif
}
// blink::WebLocalFrameClient implementation
// ----------------------------------------
bool RenderFrameImpl::MaybeCreateMimeHandlerView(
const blink::WebElement& plugin_element,
const blink::WebURL& url,
const blink::WebString& suggested_mime_type) {
DCHECK(content::MimeHandlerViewMode::UsesCrossProcessFrame());
#if BUILDFLAG(ENABLE_PLUGINS)
return GetContentClient()->renderer()->MaybeCreateMimeHandlerView(
this, plugin_element, GURL(url), suggested_mime_type.Utf8());
#else
return false;
#endif
}
v8::Local<v8::Object> RenderFrameImpl::GetScriptableObject(
const blink::WebElement& plugin_element,
v8::Isolate* isolate) {
#if BUILDFLAG(ENABLE_PLUGINS)
if (!content::MimeHandlerViewMode::UsesCrossProcessFrame())
return v8::Local<v8::Object>();
return GetContentClient()->renderer()->GetScriptableObject(plugin_element,
isolate);
#else
return v8::Local<v8::Object>();
#endif
}
blink::WebPlugin* RenderFrameImpl::CreatePlugin(
const blink::WebPluginParams& params) {
blink::WebPlugin* plugin = nullptr;
if (GetContentClient()->renderer()->OverrideCreatePlugin(this, params,
&plugin)) {
return plugin;
}
if (params.mime_type.ContainsOnlyASCII() &&
params.mime_type.Ascii() == kBrowserPluginMimeType) {
// |delegate| deletes itself.
BrowserPluginDelegate* delegate =
GetContentClient()->renderer()->CreateBrowserPluginDelegate(
this, WebPluginInfo(), kBrowserPluginMimeType, GURL(params.url));
return BrowserPluginManager::Get()->CreateBrowserPlugin(
this, delegate->GetWeakPtr());
}
#if BUILDFLAG(ENABLE_PLUGINS)
WebPluginInfo info;
std::string mime_type;
bool found = false;
Send(new FrameHostMsg_GetPluginInfo(
routing_id_, params.url, frame_->Top()->GetSecurityOrigin(),
params.mime_type.Utf8(), &found, &info, &mime_type));
if (!found)
return nullptr;
WebPluginParams params_to_use = params;
params_to_use.mime_type = WebString::FromUTF8(mime_type);
return CreatePlugin(info, params_to_use, nullptr /* throttler */);
#else
return nullptr;
#endif // BUILDFLAG(ENABLE_PLUGINS)
}
blink::WebMediaPlayer* RenderFrameImpl::CreateMediaPlayer(
const blink::WebMediaPlayerSource& source,
WebMediaPlayerClient* client,
WebMediaPlayerEncryptedMediaClient* encrypted_client,
WebContentDecryptionModule* initial_cdm,
const blink::WebString& sink_id,
blink::WebLayerTreeView* layer_tree_view) {
const cc::LayerTreeSettings& settings =
GetLocalRootRenderWidget()->layer_tree_view()->GetLayerTreeSettings();
return media_factory_.CreateMediaPlayer(source, client, encrypted_client,
initial_cdm, sink_id, layer_tree_view,
settings);
}
std::unique_ptr<blink::WebApplicationCacheHost>
RenderFrameImpl::CreateApplicationCacheHost(
blink::WebDocumentLoader* document_loader,
blink::WebApplicationCacheHostClient* client) {
if (!frame_ || !frame_->View())
return nullptr;
NavigationState* navigation_state =
NavigationState::FromDocumentLoader(document_loader);
scoped_refptr<base::SingleThreadTaskRunner> task_runner =
frame_->GetTaskRunner(blink::TaskType::kNetworking);
return std::make_unique<RendererWebApplicationCacheHostImpl>(
RenderViewImpl::FromWebView(frame_->View()), client,
navigation_state->commit_params().appcache_host_id, routing_id_,
std::move(task_runner));
}
std::unique_ptr<blink::WebContentSettingsClient>
RenderFrameImpl::CreateWorkerContentSettingsClient() {
if (!frame_ || !frame_->View())
return nullptr;
return GetContentClient()->renderer()->CreateWorkerContentSettingsClient(
this);
}
scoped_refptr<blink::WebWorkerFetchContext>
RenderFrameImpl::CreateWorkerFetchContext() {
ServiceWorkerNetworkProviderForFrame* provider =
static_cast<ServiceWorkerNetworkProviderForFrame*>(
frame_->GetDocumentLoader()->GetServiceWorkerNetworkProvider());
DCHECK(provider);
blink::mojom::RendererPreferenceWatcherPtr watcher;
blink::mojom::RendererPreferenceWatcherRequest watcher_request =
mojo::MakeRequest(&watcher);
render_view()->RegisterRendererPreferenceWatcher(std::move(watcher));
scoped_refptr<WebWorkerFetchContextImpl> worker_fetch_context =
WebWorkerFetchContextImpl::Create(
provider->context(), render_view_->renderer_preferences(),
std::move(watcher_request), GetLoaderFactoryBundle()->Clone(),
GetLoaderFactoryBundle()->CloneWithoutAppCacheFactory());
worker_fetch_context->set_ancestor_frame_id(routing_id_);
worker_fetch_context->set_frame_request_blocker(frame_request_blocker_);
worker_fetch_context->set_site_for_cookies(
frame_->GetDocument().SiteForCookies());
worker_fetch_context->set_top_frame_origin(
frame_->GetDocument().TopFrameOrigin());
worker_fetch_context->set_is_secure_context(
frame_->GetDocument().IsSecureContext());
worker_fetch_context->set_origin_url(
GURL(frame_->GetDocument().Url()).GetOrigin());
for (auto& observer : observers_)
observer.WillCreateWorkerFetchContext(worker_fetch_context.get());
return worker_fetch_context;
}
scoped_refptr<blink::WebWorkerFetchContext>
RenderFrameImpl::CreateWorkerFetchContextForPlzDedicatedWorker(
blink::WebDedicatedWorkerHostFactoryClient* factory_client) {
DCHECK(blink::features::IsPlzDedicatedWorkerEnabled());
DCHECK(factory_client);
blink::mojom::RendererPreferenceWatcherPtr watcher;
blink::mojom::RendererPreferenceWatcherRequest watcher_request =
mojo::MakeRequest(&watcher);
render_view()->RegisterRendererPreferenceWatcher(std::move(watcher));
scoped_refptr<WebWorkerFetchContextImpl> worker_fetch_context =
static_cast<DedicatedWorkerHostFactoryClient*>(factory_client)
->CreateWorkerFetchContext(render_view_->renderer_preferences(),
std::move(watcher_request));
worker_fetch_context->set_ancestor_frame_id(routing_id_);
worker_fetch_context->set_frame_request_blocker(frame_request_blocker_);
worker_fetch_context->set_site_for_cookies(
frame_->GetDocument().SiteForCookies());
worker_fetch_context->set_top_frame_origin(
frame_->GetDocument().TopFrameOrigin());
worker_fetch_context->set_is_secure_context(
frame_->GetDocument().IsSecureContext());
worker_fetch_context->set_origin_url(
GURL(frame_->GetDocument().Url()).GetOrigin());
for (auto& observer : observers_)
observer.WillCreateWorkerFetchContext(worker_fetch_context.get());
return worker_fetch_context;
}
WebExternalPopupMenu* RenderFrameImpl::CreateExternalPopupMenu(
const WebPopupMenuInfo& popup_menu_info,
WebExternalPopupMenuClient* popup_menu_client) {
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
// An IPC message is sent to the browser to build and display the actual
// popup. The user could have time to click a different select by the time
// the popup is shown. In that case external_popup_menu_ is non NULL.
// By returning NULL in that case, we instruct Blink to cancel that new
// popup. So from the user perspective, only the first one will show, and
// will have to close the first one before another one can be shown.
if (external_popup_menu_)
return NULL;
external_popup_menu_.reset(
new ExternalPopupMenu(this, popup_menu_info, popup_menu_client));
render_view_->GetWidget()->SetExternalPopupOriginAdjustmentsForEmulation(
external_popup_menu_.get());
return external_popup_menu_.get();
#else
return nullptr;
#endif
}
blink::WebCookieJar* RenderFrameImpl::CookieJar() {
return &cookie_jar_;
}
blink::BlameContext* RenderFrameImpl::GetFrameBlameContext() {
DCHECK(blame_context_);
return blame_context_.get();
}
std::unique_ptr<blink::WebServiceWorkerProvider>
RenderFrameImpl::CreateServiceWorkerProvider() {
// Bail-out if we are about to be navigated away.
// We check that DocumentLoader is attached since:
// - This serves as the signal since the DocumentLoader is detached in
// FrameLoader::PrepareForCommit().
// - Creating ServiceWorkerProvider in
// RenderFrameImpl::CreateServiceWorkerProvider() assumes that there is a
// DocumentLoader attached to the frame.
if (!frame_->GetDocumentLoader())
return nullptr;
// At this point we should have non-null data source.
if (!ChildThreadImpl::current())
return nullptr; // May be null in some tests.
ServiceWorkerNetworkProviderForFrame* provider =
static_cast<ServiceWorkerNetworkProviderForFrame*>(
frame_->GetDocumentLoader()->GetServiceWorkerNetworkProvider());
if (!provider->context()) {
// The context can be null when the frame is sandboxed.
return nullptr;
}
return std::make_unique<WebServiceWorkerProviderImpl>(provider->context());
}
service_manager::InterfaceProvider* RenderFrameImpl::GetInterfaceProvider() {
return &remote_interfaces_;
}
blink::AssociatedInterfaceProvider*
RenderFrameImpl::GetRemoteNavigationAssociatedInterfaces() {
return GetRemoteAssociatedInterfaces();
}
void RenderFrameImpl::DidAccessInitialDocument() {
DCHECK(!frame_->Parent());
// NOTE: Do not call back into JavaScript here, since this call is made from a
// V8 security check.
// If the request hasn't yet committed, notify the browser process that it is
// no longer safe to show the pending URL of the main frame, since a URL spoof
// is now possible. (If the request has committed, the browser already knows.)
if (!has_accessed_initial_document_) {
NavigationState* navigation_state =
NavigationState::FromDocumentLoader(frame_->GetDocumentLoader());
if (!navigation_state->request_committed()) {
Send(new FrameHostMsg_DidAccessInitialDocument(routing_id_));
}
}
has_accessed_initial_document_ = true;
}
blink::WebLocalFrame* RenderFrameImpl::CreateChildFrame(
blink::WebLocalFrame* parent,
blink::WebTreeScopeType scope,
const blink::WebString& name,
const blink::WebString& fallback_name,
const blink::FramePolicy& frame_policy,
const blink::WebFrameOwnerProperties& frame_owner_properties,
blink::FrameOwnerElementType frame_owner_element_type) {
DCHECK_EQ(frame_, parent);
// Synchronously notify the browser of a child frame creation to get the
// routing_id for the RenderFrame.
FrameHostMsg_CreateChildFrame_Params params;
params.parent_routing_id = routing_id_;
params.scope = scope;
params.frame_name = name.Utf8();
FrameHostMsg_CreateChildFrame_Params_Reply params_reply;
// The unique name generation logic was moved out of Blink, so for historical
// reasons, unique name generation needs to take something called the
// |fallback_name| into account. Normally, unique names are generated based on
// the browing context name. For new frames, the initial browsing context name
// comes from the name attribute of the browsing context container element.
//
// However, when the browsing context name is null, Blink instead uses the
// "fallback name" to derive the unique name. The exact contents of the
// "fallback name" are unspecified, but may contain the value of the
// 'subresource attribute' of the browsing context container element.
//
// Note that Blink can't be changed to just pass |fallback_name| as |name| in
// the case |name| is empty: |fallback_name| should never affect the actual
// browsing context name, only unique name generation.
params.is_created_by_script =
v8::Isolate::GetCurrent() && v8::Isolate::GetCurrent()->InContext();
params.frame_unique_name = unique_name_helper_.GenerateNameForNewChildFrame(
params.frame_name.empty() ? fallback_name.Utf8() : params.frame_name,
params.is_created_by_script);
params.frame_policy = frame_policy;
params.frame_owner_properties =
ConvertWebFrameOwnerPropertiesToFrameOwnerProperties(
frame_owner_properties);
params.frame_owner_element_type = frame_owner_element_type;
if (!Send(new FrameHostMsg_CreateChildFrame(params, &params_reply))) {
// Allocation of routing id failed, so we can't create a child frame. This can
// happen if the synchronous IPC message above has failed. This can
// legitimately happen when the browser process has already destroyed
// RenderProcessHost, but the renderer process hasn't quit yet.
return nullptr;
}
DCHECK(params_reply.new_interface_provider.is_valid());
service_manager::mojom::InterfaceProviderPtr child_interface_provider;
child_interface_provider.Bind(
service_manager::mojom::InterfaceProviderPtrInfo(
mojo::ScopedMessagePipeHandle(params_reply.new_interface_provider),
0u),
GetTaskRunner(blink::TaskType::kInternalIPC));
DCHECK(params_reply.document_interface_broker_content_handle.is_valid());
DCHECK(params_reply.document_interface_broker_blink_handle.is_valid());
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_content;
document_interface_broker_content.Bind(
blink::mojom::DocumentInterfaceBrokerPtrInfo(
mojo::ScopedMessagePipeHandle(
params_reply.document_interface_broker_content_handle),
blink::mojom::DocumentInterfaceBroker::Version_),
GetTaskRunner(blink::TaskType::kInternalIPC));
blink::mojom::DocumentInterfaceBrokerPtr document_interface_broker_blink;
document_interface_broker_blink.Bind(
blink::mojom::DocumentInterfaceBrokerPtrInfo(
mojo::ScopedMessagePipeHandle(
params_reply.document_interface_broker_blink_handle),
blink::mojom::DocumentInterfaceBroker::Version_),
GetTaskRunner(blink::TaskType::kInternalIPC));
// This method is always called by local frames, never remote frames.
// Tracing analysis uses this to find main frames when this value is
// MSG_ROUTING_NONE, and build the frame tree otherwise.
TRACE_EVENT2("navigation,rail", "RenderFrameImpl::createChildFrame", "id",
routing_id_, "child", params_reply.child_routing_id);
// Create the RenderFrame and WebLocalFrame, linking the two.
RenderFrameImpl* child_render_frame =
RenderFrameImpl::Create(render_view_, params_reply.child_routing_id,
std::move(child_interface_provider),
std::move(document_interface_broker_content),
params_reply.devtools_frame_token);
child_render_frame->unique_name_helper_.set_propagated_name(
params.frame_unique_name);
if (params.is_created_by_script)
child_render_frame->unique_name_helper_.Freeze();
child_render_frame->InitializeBlameContext(this);
blink::WebLocalFrame* web_frame = parent->CreateLocalChild(
scope, child_render_frame,
child_render_frame->blink_interface_registry_.get(),
document_interface_broker_blink.PassInterface().PassHandle());
child_render_frame->in_frame_tree_ = true;
child_render_frame->Initialize();
return web_frame;
}
std::pair<blink::WebRemoteFrame*, base::UnguessableToken>
RenderFrameImpl::CreatePortal(mojo::ScopedInterfaceEndpointHandle pipe) {
int proxy_routing_id = MSG_ROUTING_NONE;
base::UnguessableToken portal_token;
base::UnguessableToken devtools_frame_token;
GetFrameHost()->CreatePortal(
blink::mojom::PortalAssociatedRequest(std::move(pipe)), &proxy_routing_id,
&portal_token, &devtools_frame_token);
RenderFrameProxy* proxy = RenderFrameProxy::CreateProxyForPortal(
this, proxy_routing_id, devtools_frame_token);
return std::make_pair(proxy->web_frame(), portal_token);
}
blink::WebRemoteFrame* RenderFrameImpl::AdoptPortal(
const base::UnguessableToken& portal_token) {
int proxy_routing_id = MSG_ROUTING_NONE;
base::UnguessableToken devtools_frame_token;
GetFrameHost()->AdoptPortal(portal_token, &proxy_routing_id,
&devtools_frame_token);
RenderFrameProxy* proxy = RenderFrameProxy::CreateProxyForPortal(
this, proxy_routing_id, devtools_frame_token);
return proxy->web_frame();
}
blink::WebFrame* RenderFrameImpl::FindFrame(const blink::WebString& name) {
if (render_view_->renderer_wide_named_frame_lookup()) {
for (const auto& it : g_routing_id_frame_map.Get()) {
WebLocalFrame* frame = it.second->GetWebFrame();
if (frame->AssignedName() == name)
return frame;
}
}
return GetContentClient()->renderer()->FindFrame(this->GetWebFrame(),
name.Utf8());
}
void RenderFrameImpl::DidChangeOpener(blink::WebFrame* opener) {
// Only a local frame should be able to update another frame's opener.
DCHECK(!opener || opener->IsWebLocalFrame());
int opener_routing_id =
opener ? RenderFrameImpl::FromWebFrame(opener->ToWebLocalFrame())
->GetRoutingID()
: MSG_ROUTING_NONE;
Send(new FrameHostMsg_DidChangeOpener(routing_id_, opener_routing_id));
}
void RenderFrameImpl::FrameDetached(DetachType type) {
for (auto& observer : observers_)
observer.FrameDetached();
// Send a state update before the frame is detached.
SendUpdateState();
// We only notify the browser process when the frame is being detached for
// removal, not after a swap.
if (type == DetachType::kRemove)
Send(new FrameHostMsg_Detach(routing_id_));
// Clean up the associated RenderWidget for the frame, if there is one.
GetLocalRootRenderWidget()->UnregisterRenderFrame(this);
if (is_main_frame_) {
// TODO(crbug.com/419087): The RenderWidget for the main frame can't be
// closed/destroyed since it is part of the RenderView. So instead it is
// swapped out, which we would be in the middle of here. So instead of
// closing the RenderWidget we only drop the WebFrameWidget in order to also
// drop its reference on the WebLocalFrameImpl for this detaching frame.
render_view_->DetachWebFrameWidget();
// In the main frame case, we WarmupCompositor() when setting up the
// WebFrameWidget, because we can't unfreeze the RenderWidget until
// navigation completes. If that navigation aborts then we detach the
// provisional main frame, and drop the WebFrameWidget. Since we then no
// longer expect to use this RenderWidget immediately, we drop any resources
// that were being prepared. This is a no-op if the RenderWidget was already
// unfrozen and not in a warming up state.
render_widget_->AbortWarmupCompositor();
} else if (render_widget_) {
// This closes/deletes the RenderWidget if this frame was a local root.
render_widget_->CloseForFrame();
}
// We need to clean up subframes by removing them from the map and deleting
// the RenderFrameImpl. In contrast, the main frame is owned by its
// containing RenderViewHost (so that they have the same lifetime), so only
// removal from the map is needed and no deletion.
auto it = g_frame_map.Get().find(frame_);
CHECK(it != g_frame_map.Get().end());
CHECK_EQ(it->second, this);
g_frame_map.Get().erase(it);
// |frame_| may not be referenced after this, so clear the pointer since
// the actual WebLocalFrame may not be deleted immediately and other methods
// may try to access it.
frame_->Close();
frame_ = nullptr;
// If this was a provisional frame with an associated proxy, tell the proxy
// that it's no longer associated with this frame.
if (previous_routing_id_ != MSG_ROUTING_NONE) {
RenderFrameProxy* proxy =
RenderFrameProxy::FromRoutingID(previous_routing_id_);
// |proxy| should always exist. Detaching the proxy would've also detached
// this provisional frame. The proxy should also not be associated with
// another provisional frame at this point.
CHECK(proxy);
CHECK_EQ(routing_id_, proxy->provisional_frame_routing_id());
proxy->set_provisional_frame_routing_id(MSG_ROUTING_NONE);
}
delete this;
// Object is invalid after this point.
}
void RenderFrameImpl::FrameFocused() {
Send(new FrameHostMsg_FrameFocused(routing_id_));
}
void RenderFrameImpl::DidChangeName(const blink::WebString& name) {
if (current_history_item_.IsNull()) {
// Once a navigation has committed, the unique name must no longer change to
// avoid breaking back/forward navigations: https://crbug.com/607205
unique_name_helper_.UpdateName(name.Utf8());
}
GetFrameHost()->DidChangeName(name.Utf8(), unique_name_helper_.value());
if (!committed_first_load_)
name_changed_before_first_commit_ = true;
}
void RenderFrameImpl::DidEnforceInsecureRequestPolicy(
blink::WebInsecureRequestPolicy policy) {
GetFrameHost()->EnforceInsecureRequestPolicy(policy);
}
void RenderFrameImpl::DidEnforceInsecureNavigationsSet(
const std::vector<uint32_t>& set) {
GetFrameHost()->EnforceInsecureNavigationsSet(set);
}
void RenderFrameImpl::DidChangeFramePolicy(
blink::WebFrame* child_frame,
const blink::FramePolicy& frame_policy) {
Send(new FrameHostMsg_DidChangeFramePolicy(
routing_id_, RenderFrame::GetRoutingIdForWebFrame(child_frame),
frame_policy));
}
void RenderFrameImpl::DidSetFramePolicyHeaders(
blink::WebSandboxFlags flags,
const blink::ParsedFeaturePolicy& parsed_header) {
// If either Feature Policy or Sandbox Flags are different from the default
// (empty) values, then send them to the browser.
if (!parsed_header.empty() || flags != blink::WebSandboxFlags::kNone) {
GetFrameHost()->DidSetFramePolicyHeaders(flags, parsed_header);
}
}
void RenderFrameImpl::DidAddContentSecurityPolicies(
const blink::WebVector<blink::WebContentSecurityPolicy>& policies) {
std::vector<ContentSecurityPolicy> content_policies;
for (const auto& policy : policies)
content_policies.push_back(BuildContentSecurityPolicy(policy));
Send(new FrameHostMsg_DidAddContentSecurityPolicies(routing_id_,
content_policies));
}
void RenderFrameImpl::DidChangeFrameOwnerProperties(
blink::WebFrame* child_frame,
const blink::WebFrameOwnerProperties& frame_owner_properties) {
Send(new FrameHostMsg_DidChangeFrameOwnerProperties(
routing_id_, RenderFrame::GetRoutingIdForWebFrame(child_frame),
ConvertWebFrameOwnerPropertiesToFrameOwnerProperties(
frame_owner_properties)));
}
void RenderFrameImpl::DidMatchCSS(
const blink::WebVector<blink::WebString>& newly_matching_selectors,
const blink::WebVector<blink::WebString>& stopped_matching_selectors) {
for (auto& observer : observers_)
observer.DidMatchCSS(newly_matching_selectors, stopped_matching_selectors);
}
void RenderFrameImpl::UpdateUserActivationState(
blink::UserActivationUpdateType update_type) {
Send(new FrameHostMsg_UpdateUserActivationState(routing_id_, update_type));
}
void RenderFrameImpl::SetHasReceivedUserGestureBeforeNavigation(bool value) {
Send(new FrameHostMsg_SetHasReceivedUserGestureBeforeNavigation(routing_id_,
value));
}
void RenderFrameImpl::SetMouseCapture(bool capture) {
GetLocalRootRenderWidget()->SetMouseCapture(capture);
}
void RenderFrameImpl::SetNeedsOcclusionTracking(bool needs_tracking) {
Send(new FrameHostMsg_SetNeedsOcclusionTracking(routing_id_, needs_tracking));
}
bool RenderFrameImpl::ShouldReportDetailedMessageForSource(
const blink::WebString& source) {
return GetContentClient()->renderer()->ShouldReportDetailedMessageForSource(
source.Utf16());
}
void RenderFrameImpl::DidAddMessageToConsole(
const blink::WebConsoleMessage& message,
const blink::WebString& source_name,
unsigned source_line,
const blink::WebString& stack_trace) {
if (ShouldReportDetailedMessageForSource(source_name)) {
for (auto& observer : observers_) {
observer.DetailedConsoleMessageAdded(
message.text.Utf16(), source_name.Utf16(), stack_trace.Utf16(),
source_line, blink::ConsoleMessageLevelToLogSeverity(message.level));
}
}
GetFrameHost()->DidAddMessageToConsole(message.level, message.text.Utf16(),
static_cast<int32_t>(source_line),
source_name.Utf16());
}
void RenderFrameImpl::DownloadURL(
const blink::WebURLRequest& request,
CrossOriginRedirects cross_origin_redirect_behavior,
mojo::ScopedMessagePipeHandle blob_url_token) {
if (ShouldThrottleDownload())
return;
FrameHostMsg_DownloadUrl_Params params;
params.render_view_id = render_view_->GetRoutingID();
params.render_frame_id = GetRoutingID();
params.url = request.Url();
params.referrer = RenderViewImpl::GetReferrerFromRequest(frame_, request);
params.initiator_origin = request.RequestorOrigin();
if (request.GetSuggestedFilename().has_value())
params.suggested_name = request.GetSuggestedFilename()->Utf16();
params.follow_cross_origin_redirects =
(cross_origin_redirect_behavior == CrossOriginRedirects::kFollow);
params.blob_url_token = blob_url_token.release();
Send(new FrameHostMsg_DownloadUrl(params));
}
void RenderFrameImpl::WillSendSubmitEvent(const blink::WebFormElement& form) {
for (auto& observer : observers_)
observer.WillSendSubmitEvent(form);
}
void RenderFrameImpl::DidCreateDocumentLoader(
blink::WebDocumentLoader* document_loader) {
DocumentState* document_state =
DocumentState::FromDocumentLoader(document_loader);
if (!document_state) {
// This is either a placeholder document loader or an initial empty
// document.
document_loader->SetExtraData(BuildDocumentState());
document_loader->SetServiceWorkerNetworkProvider(
ServiceWorkerNetworkProviderForFrame::CreateInvalidInstance());
}
}
void RenderFrameImpl::DidStartProvisionalLoad(
blink::WebDocumentLoader* document_loader) {
// In fast/loader/stop-provisional-loads.html, we abort the load before this
// callback is invoked.
if (!document_loader)
return;
TRACE_EVENT2("navigation,benchmark,rail",
"RenderFrameImpl::didStartProvisionalLoad", "id", routing_id_,
"url", document_loader->GetUrl().GetString().Utf8());
NavigationState* navigation_state =
NavigationState::FromDocumentLoader(document_loader);
// TODO(dgozman): call DidStartNavigation in various places where we call
// CommitNavigation() on the frame. This will happen naturally once we remove
// WebLocalFrameClient::DidStartProvisionalLoad.
if (!navigation_state->was_initiated_in_this_frame()) {
// Navigation initiated in this frame has been already reported in
// BeginNavigation.
for (auto& observer : observers_)
observer.DidStartNavigation(document_loader->GetUrl(), base::nullopt);
}
for (auto& observer : observers_)
observer.ReadyToCommitNavigation(document_loader);
}
void RenderFrameImpl::DidCommitProvisionalLoad(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type,
mojo::ScopedMessagePipeHandle document_interface_broker_blink_handle) {
TRACE_EVENT2("navigation,rail", "RenderFrameImpl::didCommitProvisionalLoad",
"id", routing_id_,
"url", GetLoadingUrl().possibly_invalid_spec());
// TODO(dcheng): Remove this UMA once we have enough measurements.
// Record the number of subframes where window.name changes between the
// creation of the frame and the first commit that records a history entry
// with a persisted unique name. We'd like to make unique name immutable to
// simplify code, but it's unclear if there are site that depend on the
// following pattern:
// 1. Create a new subframe.
// 2. Assign it a window.name.
// 3. Navigate it.
//
// If unique name are immutable, then it's possible that session history would
// become less reliable for subframes:
// * A subframe with no initial name will receive a generated name that
// depends on DOM insertion order instead of using a name baed on the
// window.name assigned in step 2.
// * A subframe may intentionally try to choose a non-conflicting
// window.name if it detects a conflict. Immutability would prevent this
// from having the desired effect.
//
// The logic for when to record the UMA is a bit subtle:
// * if |committed_first_load_| is false and |current_history_item_| is
// null, then this is being called to commit the initial empty document.
// Don't record the UMA yet. |current_history_item_| will be non-null in
// subsequent invocations of this callback.
// * if |committed_first_load_| is false and |current_history_item_| is
// *not* null, then the initial empty document has already committed.
// Record if window.name has changed.
if (!committed_first_load_ && !current_history_item_.IsNull()) {
if (!IsMainFrame()) {
UMA_HISTOGRAM_BOOLEAN(
"SessionRestore.SubFrameUniqueNameChangedBeforeFirstCommit",
name_changed_before_first_commit_);
}
// TODO(dcheng): This signal is likely calculated incorrectly, and will be
// removed in a followup CL (as we've decided to try to preserve backwards
// compatibility as much as possible for the time being).
committed_first_load_ = true;
}
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentLoader(
frame_->GetDocumentLoader());
NavigationState* navigation_state = internal_data->navigation_state();
DCHECK(!navigation_state->WasWithinSameDocument());
// Only update the PreviewsState and effective connection type states for new
// main frame documents. Subframes inherit from the main frame and should not
// change at commit time.
if (is_main_frame_) {
previews_state_ = internal_data->previews_state();
effective_connection_type_ =
EffectiveConnectionTypeToWebEffectiveConnectionType(
internal_data->effective_connection_type());
}
if (previous_routing_id_ != MSG_ROUTING_NONE) {
// If this is a provisional frame associated with a proxy (i.e., a frame
// created for a remote-to-local navigation), swap it into the frame tree
// now.
if (!SwapIn())
return;
}
// Navigations that change the document represent a new content source. Keep
// track of that on the widget to help the browser process detect when stale
// compositor frames are being shown after a commit.
if (is_main_frame_) {
GetLocalRootRenderWidget()->DidNavigate();
// Update the URL used to key Ukm metrics in the compositor if the
// navigation is not in the same document, which represents a new source
// URL.
// Note that this is only done for the main frame since the metrics for all
// frames are keyed to the main frame's URL.
GetLocalRootRenderWidget()->layer_tree_view()->SetURLForUkm(
GetLoadingUrl());
}
service_manager::mojom::InterfaceProviderRequest
remote_interface_provider_request;
blink::mojom::DocumentInterfaceBrokerRequest
document_interface_broker_request;
// blink passes a valid DocumentInterfaceBroker handle when the new pipe needs
// to be bound.
if (document_interface_broker_blink_handle.is_valid()) {
// If we're navigating to a new document, bind |remote_interfaces_| to a new
// message pipe. The request end of the new InterfaceProvider interface will
// be sent over as part of DidCommitProvisionalLoad. After the RFHI receives
// the commit confirmation, it will immediately close the old message pipe
// to avoid GetInterface calls racing with navigation commit, and bind the
// request end of the message pipe created here.
service_manager::mojom::InterfaceProviderPtr interfaces_provider;
remote_interface_provider_request = mojo::MakeRequest(&interfaces_provider);
// Must initialize |remote_interfaces_| with a new working pipe *before*
// observers receive DidCommitProvisionalLoad, so they can already request
// remote interfaces. The interface requests will be serviced once the
// InterfaceProvider interface request is bound by the RenderFrameHostImpl.
remote_interfaces_.Close();
remote_interfaces_.Bind(std::move(interfaces_provider));
// If we're navigating to a new document, bind |document_interface_broker_|
// to a new message pipe. The request end of the new DocumentInterfaceBroker
// interface will be sent over as part of DidCommitProvisionalLoad. After
// the RFHI receives the commit confirmation, it will immediately close the
// old message pipe to avoid Get<interface> calls racing with navigation
// commit, and bind the request end of the message pipe created here. Must
// initialize |document_interface_broker_| with a new working pipe *before*
// observers receive DidCommitProvisionalLoad, so they can already request
// remote interfaces. The interface requests will be serviced once the
// DocumentInterfaceBroker interface request is bound by the
// RenderFrameHostImpl.
document_interface_broker_.reset();
document_interface_broker_request =
mojo::MakeRequest(&document_interface_broker_);
// AudioOutputIPCFactory may be null in tests.
if (auto* factory = AudioOutputIPCFactory::get()) {
// The RendererAudioOutputStreamFactory must be readily accessible on the
// IO thread when it's needed, because the main thread may block while
// waiting for the factory call to finish on the IO thread, so if we tried
// to lazily initialize it, we could deadlock.
//
// TODO(https://crbug.com/668275): Still, it is odd for one specific
// factory to be registered here, make this a RenderFrameObserver.
// code.
factory->MaybeDeregisterRemoteFactory(GetRoutingID());
factory->RegisterRemoteFactory(GetRoutingID(), GetRemoteInterfaces());
}
// If the request for |audio_input_stream_factory_| is in flight when
// |remote_interfaces_| is reset, it will be silently dropped. We reset
// |audio_input_stream_factory_| to force a new mojo request to be sent
// the next time it's used. See https://crbug.com/795258 for implementing a
// nicer solution.
audio_input_stream_factory_.reset();
}
// Notify the MediaPermissionDispatcher that its connection will be closed
// due to a navigation to a different document.
if (media_permission_dispatcher_)
media_permission_dispatcher_->OnNavigation();
if (!navigation_state->uses_per_navigation_mojo_interface()) {
navigation_state->RunCommitNavigationCallback(
blink::mojom::CommitResult::Ok);
}
ui::PageTransition transition = GetTransitionType(
frame_->GetDocumentLoader(), IsMainFrame(), true /* loading */);
DidCommitNavigationInternal(
item, commit_type, false /* was_within_same_document */, transition,
document_interface_broker_blink_handle.is_valid()
? mojom::DidCommitProvisionalLoadInterfaceParams::New(
std::move(remote_interface_provider_request),
std::move(document_interface_broker_request),
blink::mojom::DocumentInterfaceBrokerRequest(
std::move(document_interface_broker_blink_handle)))
: nullptr);
// Record time between receiving the message to commit the navigation until it
// has committed. Only successful cross-document navigation handled by the
// browser process are taken into account.
if (!navigation_state->time_commit_requested().is_null()) {
RecordReadyToCommitUntilCommitHistogram(
base::TimeTicks::Now() - navigation_state->time_commit_requested(),
transition);
}
// If we end up reusing this WebRequest (for example, due to a #ref click),
// we don't want the transition type to persist. Just clear it.
navigation_state->set_transition_type(ui::PAGE_TRANSITION_LINK);
// Check whether we have new encoding name.
UpdateEncoding(frame_, frame_->View()->PageEncoding().Utf8());
// Reset warning state that prevents log spam.
certificate_warning_origins_.clear();
tls_version_warning_origins_.clear();
}
void RenderFrameImpl::DidCreateNewDocument() {
for (auto& observer : observers_)
observer.DidCreateNewDocument();
}
void RenderFrameImpl::DidClearWindowObject() {
if (enabled_bindings_ & BINDINGS_POLICY_WEB_UI)
WebUIExtension::Install(frame_);
if (enabled_bindings_ & BINDINGS_POLICY_DOM_AUTOMATION)
DomAutomationController::Install(this, frame_);
if (enabled_bindings_ & BINDINGS_POLICY_STATS_COLLECTION)
StatsCollectionController::Install(frame_);
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
if (command_line.HasSwitch(cc::switches::kEnableGpuBenchmarking))
GpuBenchmarking::Install(this);
if (command_line.HasSwitch(switches::kEnableSkiaBenchmarking))
SkiaBenchmarking::Install(frame_);
for (auto& observer : render_view_->observers())
observer.DidClearWindowObject(frame_);
for (auto& observer : observers_)
observer.DidClearWindowObject();
}
void RenderFrameImpl::DidCreateDocumentElement() {
// Notify the browser about non-blank documents loading in the top frame.
GURL url = frame_->GetDocument().Url();
if (url.is_valid() && url.spec() != url::kAboutBlankURL) {
// TODO(nasko): Check if webview()->mainFrame() is the same as the
// frame_->tree()->top().
blink::WebFrame* main_frame = render_view_->webview()->MainFrame();
if (frame_ == main_frame) {
// For now, don't remember plugin zoom values. We don't want to mix them
// with normal web content (i.e. a fixed layout plugin would usually want
// them different).
render_view_->Send(new ViewHostMsg_DocumentAvailableInMainFrame(
render_view_->GetRoutingID(),
frame_->GetDocument().IsPluginDocument()));
}
}
for (auto& observer : observers_)
observer.DidCreateDocumentElement();
}
void RenderFrameImpl::RunScriptsAtDocumentElementAvailable() {
GetContentClient()->renderer()->RunScriptsAtDocumentStart(this);
// Do not use |this|! ContentClient might have deleted them by now!
}
void RenderFrameImpl::DidReceiveTitle(const blink::WebString& title,
blink::WebTextDirection direction) {
// Ignore all but top level navigations.
if (!frame_->Parent()) {
base::trace_event::TraceLog::GetInstance()->UpdateProcessLabel(
routing_id_, title.Utf8());
base::string16 title16 = title.Utf16();
base::string16 shortened_title = title16.substr(0, kMaxTitleChars);
Send(new FrameHostMsg_UpdateTitle(routing_id_,
shortened_title, direction));
} else {
// Set process title for sub-frames in traces.
GURL loading_url = GetLoadingUrl();
if (!loading_url.host().empty() &&
loading_url.scheme() != url::kFileScheme) {
std::string subframe_title = "Subframe: " + loading_url.scheme() +
url::kStandardSchemeSeparator +
loading_url.host();
base::trace_event::TraceLog::GetInstance()->UpdateProcessLabel(
routing_id_, subframe_title);
}
}
// Also check whether we have new encoding name.
UpdateEncoding(frame_, frame_->View()->PageEncoding().Utf8());
}
void RenderFrameImpl::DidChangeIcon(blink::WebIconURL::Type icon_type) {
SendUpdateFaviconURL();
}
void RenderFrameImpl::SendUpdateFaviconURL() {
if (frame_->Parent())
return;
blink::WebIconURL::Type icon_types_mask =
static_cast<blink::WebIconURL::Type>(
blink::WebIconURL::kTypeFavicon |
blink::WebIconURL::kTypeTouchPrecomposed |
blink::WebIconURL::kTypeTouch);
WebVector<blink::WebIconURL> icon_urls = frame_->IconURLs(icon_types_mask);
if (icon_urls.empty())
return;
std::vector<FaviconURL> urls;
urls.reserve(icon_urls.size());
for (const blink::WebIconURL& icon_url : icon_urls) {
urls.push_back(FaviconURL(icon_url.GetIconURL(),
ToFaviconType(icon_url.IconType()),
ConvertToFaviconSizes(icon_url.Sizes())));
}
DCHECK_EQ(icon_urls.size(), urls.size());
Send(new FrameHostMsg_UpdateFaviconURL(GetRoutingID(), urls));
}
void RenderFrameImpl::DidFinishDocumentLoad() {
TRACE_EVENT1("navigation,benchmark,rail",
"RenderFrameImpl::didFinishDocumentLoad", "id", routing_id_);
Send(new FrameHostMsg_DidFinishDocumentLoad(routing_id_));
for (auto& observer : observers_)
observer.DidFinishDocumentLoad();
// Check whether we have new encoding name.
UpdateEncoding(frame_, frame_->View()->PageEncoding().Utf8());
}
void RenderFrameImpl::RunScriptsAtDocumentReady(bool document_is_empty) {
base::WeakPtr<RenderFrameImpl> weak_self = weak_factory_.GetWeakPtr();
GetContentClient()->renderer()->RunScriptsAtDocumentEnd(this);
// ContentClient might have deleted |frame_| and |this| by now!
if (!weak_self.get())
return;
// If this is an empty document with an http status code indicating an error,
// we may want to display our own error page, so the user doesn't end up
// with an unexplained blank page.
if (!document_is_empty)
return;
// Display error page instead of a blank page, if appropriate.
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentLoader(
frame_->GetDocumentLoader());
int http_status_code = internal_data->http_status_code();
if (GetContentClient()->renderer()->HasErrorPage(http_status_code)) {
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
WebURL unreachable_url = frame_->GetDocument().Url();
std::string error_html;
GetContentClient()->renderer()->PrepareErrorPageForHttpStatusError(
this, unreachable_url, document_loader->HttpMethod().Ascii(),
false /* ignoring_cache */, http_status_code, &error_html);
// This call may run scripts, e.g. via the beforeunload event, and possibly
// delete |this|.
LoadNavigationErrorPage(document_loader,
WebURLError(net::ERR_FAILED, unreachable_url),
error_html, true /* replace_current_item */);
if (!weak_self)
return;
// Do not use |this| or |frame_| here without checking |weak_self|.
}
}
void RenderFrameImpl::RunScriptsAtDocumentIdle() {
GetContentClient()->renderer()->RunScriptsAtDocumentIdle(this);
// ContentClient might have deleted |this| by now!
}
void RenderFrameImpl::DidHandleOnloadEvents() {
if (!frame_->Parent()) {
GetFrameHost()->DocumentOnLoadCompleted();
}
for (auto& observer : observers_)
observer.DidHandleOnloadEvents();
}
void RenderFrameImpl::DidFailLoad(const WebURLError& error,
blink::WebHistoryCommitType commit_type) {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::didFailLoad",
"id", routing_id_);
// TODO(nasko): Move implementation here. No state needed.
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
DCHECK(document_loader);
base::string16 error_description;
GetContentClient()->renderer()->GetErrorDescription(
error, document_loader->HttpMethod().Ascii(), &error_description);
Send(new FrameHostMsg_DidFailLoadWithError(
routing_id_, document_loader->GetUrl(), error.reason(),
error_description));
}
void RenderFrameImpl::DidFinishLoad() {
TRACE_EVENT1("navigation,benchmark,rail",
"RenderFrameImpl::didFinishLoad", "id", routing_id_);
if (!frame_->Parent()) {
TRACE_EVENT_INSTANT0("WebCore,benchmark,rail", "LoadFinished",
TRACE_EVENT_SCOPE_PROCESS);
}
for (auto& observer : observers_)
observer.DidFinishLoad();
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
Send(new FrameHostMsg_DidFinishLoad(routing_id_, document_loader->GetUrl()));
if (!RenderThreadImpl::current())
return;
RenderThreadImpl::RendererMemoryMetrics memory_metrics;
if (!RenderThreadImpl::current()->GetRendererMemoryMetrics(&memory_metrics))
return;
RecordSuffixedRendererMemoryMetrics(memory_metrics, ".DidFinishLoad");
if (!IsMainFrame())
return;
RecordSuffixedRendererMemoryMetrics(memory_metrics,
".MainFrameDidFinishLoad");
}
void RenderFrameImpl::DidFinishSameDocumentNavigation(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type,
bool content_initiated) {
TRACE_EVENT1("navigation,rail",
"RenderFrameImpl::didFinishSameDocumentNavigation", "id",
routing_id_);
InternalDocumentStateData* data =
InternalDocumentStateData::FromDocumentLoader(
frame_->GetDocumentLoader());
if (content_initiated)
data->set_navigation_state(NavigationState::CreateContentInitiated());
data->navigation_state()->set_was_within_same_document(true);
ui::PageTransition transition = GetTransitionType(
frame_->GetDocumentLoader(), IsMainFrame(), true /* loading */);
DidCommitNavigationInternal(item, commit_type,
// was_within_same_document
true, transition,
// interface_params
nullptr);
}
void RenderFrameImpl::DidUpdateCurrentHistoryItem() {
render_view_->StartNavStateSyncTimerIfNecessary(this);
}
void RenderFrameImpl::DidChangeThemeColor() {
if (frame_->Parent())
return;
Send(new FrameHostMsg_DidChangeThemeColor(
routing_id_, frame_->GetDocument().ThemeColor()));
}
void RenderFrameImpl::ForwardResourceTimingToParent(
const blink::WebResourceTimingInfo& info) {
Send(new FrameHostMsg_ForwardResourceTimingToParent(
routing_id_, WebResourceTimingInfoToResourceTimingInfo(info)));
}
void RenderFrameImpl::DispatchLoad() {
Send(new FrameHostMsg_DispatchLoad(routing_id_));
}
blink::WebEffectiveConnectionType
RenderFrameImpl::GetEffectiveConnectionType() {
return effective_connection_type_;
}
void RenderFrameImpl::SetEffectiveConnectionTypeForTesting(
blink::WebEffectiveConnectionType type) {
effective_connection_type_ = type;
}
blink::WebURLRequest::PreviewsState RenderFrameImpl::GetPreviewsStateForFrame()
const {
PreviewsState disabled_state = previews_state_ & kDisabledPreviewsBits;
if (disabled_state) {
// Sanity check disabled vs. enabled bits here before passing on.
DCHECK(!(previews_state_ & ~kDisabledPreviewsBits)) << previews_state_;
return disabled_state;
}
return static_cast<WebURLRequest::PreviewsState>(previews_state_);
}
void RenderFrameImpl::DidBlockFramebust(const WebURL& url) {
Send(new FrameHostMsg_DidBlockFramebust(GetRoutingID(), url));
}
void RenderFrameImpl::NavigateBackForwardSoon(int offset,
bool has_user_gesture) {
render_view()->NavigateBackForwardSoon(offset, has_user_gesture);
Send(new FrameHostMsg_GoToEntryAtOffset(GetRoutingID(), offset,
has_user_gesture));
}
base::UnguessableToken RenderFrameImpl::GetDevToolsFrameToken() {
return devtools_frame_token_;
}
void RenderFrameImpl::RenderFallbackContentInParentProcess() {
Send(new FrameHostMsg_RenderFallbackContentInParentProcess(routing_id_));
}
void RenderFrameImpl::AbortClientNavigation() {
browser_side_navigation_pending_ = false;
sync_navigation_callback_.Cancel();
mhtml_body_loader_client_.reset();
if (!IsPerNavigationMojoInterfaceEnabled())
Send(new FrameHostMsg_AbortNavigation(routing_id_));
}
void RenderFrameImpl::DidChangeSelection(bool is_empty_selection) {
if (!GetLocalRootRenderWidget()->input_handler().handling_input_event() &&
!handling_select_range_)
return;
if (is_empty_selection)
selection_text_.clear();
// UpdateTextInputState should be called before SyncSelectionIfRequired.
// UpdateTextInputState may send TextInputStateChanged to notify the focus
// was changed, and SyncSelectionIfRequired may send SelectionChanged
// to notify the selection was changed. Focus change should be notified
// before selection change.
GetLocalRootRenderWidget()->UpdateTextInputState();
SyncSelectionIfRequired();
}
bool RenderFrameImpl::HandleCurrentKeyboardEvent() {
bool did_execute_command = false;
for (auto command : GetLocalRootRenderWidget()->edit_commands()) {
// In gtk and cocoa, it's possible to bind multiple edit commands to one
// key (but it's the exception). Once one edit command is not executed, it
// seems safest to not execute the rest.
if (!frame_->ExecuteCommand(blink::WebString::FromUTF8(command.name),
blink::WebString::FromUTF8(command.value)))
break;
did_execute_command = true;
}
return did_execute_command;
}
void RenderFrameImpl::RunModalAlertDialog(const blink::WebString& message) {
RunJavaScriptDialog(JAVASCRIPT_DIALOG_TYPE_ALERT, message.Utf16(),
base::string16(), nullptr);
}
bool RenderFrameImpl::RunModalConfirmDialog(const blink::WebString& message) {
return RunJavaScriptDialog(JAVASCRIPT_DIALOG_TYPE_CONFIRM, message.Utf16(),
base::string16(), nullptr);
}
bool RenderFrameImpl::RunModalPromptDialog(
const blink::WebString& message,
const blink::WebString& default_value,
blink::WebString* actual_value) {
base::string16 result;
bool ok = RunJavaScriptDialog(JAVASCRIPT_DIALOG_TYPE_PROMPT, message.Utf16(),
default_value.Utf16(), &result);
if (ok)
*actual_value = WebString::FromUTF16(result);
return ok;
}
bool RenderFrameImpl::RunModalBeforeUnloadDialog(bool is_reload) {
// Don't allow further dialogs if we are waiting to swap out, since the
// ScopedPageLoadDeferrer in our stack prevents it.
if (suppress_further_dialogs_)
return false;
bool success = false;
// This is an ignored return value, but is included so we can accept the same
// response as RunJavaScriptDialog.
base::string16 ignored_result;
Send(new FrameHostMsg_RunBeforeUnloadConfirm(routing_id_, is_reload, &success,
&ignored_result));
return success;
}
void RenderFrameImpl::ShowContextMenu(const blink::WebContextMenuData& data) {
ContextMenuParams params = ContextMenuParamsBuilder::Build(data);
blink::WebRect position_in_window(params.x, params.y, 0, 0);
GetLocalRootRenderWidget()->ConvertViewportToWindow(&position_in_window);
params.x = position_in_window.x;
params.y = position_in_window.y;
GetLocalRootRenderWidget()->OnShowHostContextMenu(&params);
if (GetLocalRootRenderWidget()->has_host_context_menu_location()) {
params.x = GetLocalRootRenderWidget()->host_context_menu_location().x();
params.y = GetLocalRootRenderWidget()->host_context_menu_location().y();
}
// Serializing a GURL longer than kMaxURLChars will fail, so don't do
// it. We replace it with an empty GURL so the appropriate items are disabled
// in the context menu.
// TODO(jcivelli): http://crbug.com/45160 This prevents us from saving large
// data encoded images. We should have a way to save them.
if (params.src_url.spec().size() > url::kMaxURLChars)
params.src_url = GURL();
blink::WebRect selection_in_window(data.selection_rect);
GetLocalRootRenderWidget()->ConvertViewportToWindow(&selection_in_window);
params.selection_rect = selection_in_window;
#if defined(OS_ANDROID)
// The Samsung Email app relies on the context menu being shown after the
// javascript onselectionchanged is triggered.
// See crbug.com/729488
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::BindOnce(&RenderFrameImpl::ShowDeferredContextMenu,
weak_factory_.GetWeakPtr(), params));
#else
ShowDeferredContextMenu(params);
#endif
}
void RenderFrameImpl::ShowDeferredContextMenu(const ContextMenuParams& params) {
Send(new FrameHostMsg_ContextMenu(routing_id_, params));
}
void RenderFrameImpl::SaveImageFromDataURL(const blink::WebString& data_url) {
// Note: We should basically send GURL but we use size-limited string instead
// in order to send a larger data url to save a image for <canvas> or <img>.
if (data_url.length() < kMaxLengthOfDataURLString) {
Send(new FrameHostMsg_SaveImageFromDataURL(render_view_->GetRoutingID(),
routing_id_, data_url.Utf8()));
}
}
void RenderFrameImpl::FrameRectsChanged(const blink::WebRect& frame_rect) {
// To limit the number of IPCs, only notify the browser when the rect's size
// changes, not when the position changes. The size needs to be replicated if
// the iframe goes out-of-process.
gfx::Size frame_size(frame_rect.width, frame_rect.height);
if (!frame_size_ || *frame_size_ != frame_size) {
frame_size_ = frame_size;
GetFrameHost()->FrameSizeChanged(frame_size);
}
}
void RenderFrameImpl::WillSendRequest(blink::WebURLRequest& request) {
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
WillSendRequestInternal(
request, WebURLRequestToResourceType(request),
DocumentState::FromDocumentLoader(document_loader),
GetTransitionType(document_loader, IsMainFrame(), false /* loading */));
}
void RenderFrameImpl::WillSendRequestInternal(
blink::WebURLRequest& request,
ResourceType resource_type,
DocumentState* document_state,
ui::PageTransition transition_type) {
if (render_view_->renderer_preferences_.enable_do_not_track)
request.SetHttpHeaderField(blink::WebString::FromUTF8(kDoNotTrackHeader),
"1");
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
NavigationState* navigation_state = internal_data->navigation_state();
ApplyFilePathAlias(&request);
GURL new_url;
bool attach_same_site_cookies = false;
base::Optional<url::Origin> initiator_origin =
request.RequestorOrigin().IsNull()
? base::Optional<url::Origin>()
: base::Optional<url::Origin>(request.RequestorOrigin());
GetContentClient()->renderer()->WillSendRequest(
frame_, transition_type, request.Url(),
base::OptionalOrNullptr(initiator_origin), &new_url,
&attach_same_site_cookies);
if (!new_url.is_empty())
request.SetUrl(WebURL(new_url));
if (internal_data->is_cache_policy_override_set())
request.SetCacheMode(internal_data->cache_policy_override());
// The request's extra data may indicate that we should set a custom user
// agent. This needs to be done here, after WebKit is through with setting the
// user agent on its own.
WebString custom_user_agent;
std::unique_ptr<NavigationResponseOverrideParameters> response_override;
if (request.GetExtraData()) {
RequestExtraData* old_extra_data =
static_cast<RequestExtraData*>(request.GetExtraData());
custom_user_agent = old_extra_data->custom_user_agent();
if (!custom_user_agent.IsNull()) {
if (custom_user_agent.IsEmpty())
request.ClearHttpHeaderField("User-Agent");
else
request.SetHttpHeaderField("User-Agent", custom_user_agent);
}
response_override =
old_extra_data->TakeNavigationResponseOverrideOwnership();
}
// Set an empty HTTP origin header for non GET methods if none is currently
// present.
request.SetHttpOriginIfNeeded(WebSecurityOrigin::CreateUnique());
WebDocument frame_document = frame_->GetDocument();
if (!request.GetExtraData())
request.SetExtraData(std::make_unique<RequestExtraData>());
auto* extra_data = static_cast<RequestExtraData*>(request.GetExtraData());
extra_data->set_is_preprerendering(
GetContentClient()->renderer()->IsPrerenderingFrame(this));
extra_data->set_custom_user_agent(custom_user_agent);
extra_data->set_render_frame_id(routing_id_);
extra_data->set_is_main_frame(IsMainFrame());
extra_data->set_allow_download(
navigation_state->common_params().download_policy.IsDownloadAllowed());
extra_data->set_transition_type(transition_type);
extra_data->set_navigation_response_override(std::move(response_override));
bool is_for_no_state_prefetch =
GetContentClient()->renderer()->IsPrefetchOnly(this, request);
extra_data->set_is_for_no_state_prefetch(is_for_no_state_prefetch);
extra_data->set_initiated_in_secure_context(frame_document.IsSecureContext());
extra_data->set_attach_same_site_cookies(attach_same_site_cookies);
extra_data->set_frame_request_blocker(frame_request_blocker_);
request.SetDownloadToNetworkCacheOnly(
is_for_no_state_prefetch && resource_type != ResourceType::kMainFrame);
// The RenderThreadImpl or its URLLoaderThrottleProvider member may not be
// valid in some tests.
RenderThreadImpl* render_thread = RenderThreadImpl::current();
if (render_thread && render_thread->url_loader_throttle_provider()) {
extra_data->set_url_loader_throttles(
render_thread->url_loader_throttle_provider()->CreateThrottles(
routing_id_, request, resource_type));
}
if (request.GetPreviewsState() == WebURLRequest::kPreviewsUnspecified) {
if (is_main_frame_ && !navigation_state->request_committed()) {
request.SetPreviewsState(static_cast<WebURLRequest::PreviewsState>(
navigation_state->common_params().previews_state));
} else {
WebURLRequest::PreviewsState request_previews_state =
static_cast<WebURLRequest::PreviewsState>(previews_state_);
// The decision of whether or not to enable Client Lo-Fi is made earlier
// in the request lifetime, in LocalFrame::MaybeAllowImagePlaceholder(),
// so don't add the Client Lo-Fi bit to the request here.
request_previews_state &= ~(WebURLRequest::kClientLoFiOn);
request_previews_state &= ~(WebURLRequest::kLazyImageLoadDeferred);
if (request_previews_state == WebURLRequest::kPreviewsUnspecified)
request_previews_state = WebURLRequest::kPreviewsOff;
request.SetPreviewsState(request_previews_state);
}
}
// This is an instance where we embed a copy of the routing id
// into the data portion of the message. This can cause problems if we
// don't register this id on the browser side, since the download manager
// expects to find a RenderViewHost based off the id.
request.SetRequestorID(render_view_->GetRoutingID());
request.SetHasUserGesture(
WebUserGestureIndicator::IsProcessingUserGesture(frame_));
if (!render_view_->renderer_preferences_.enable_referrers)
request.SetHttpReferrer(WebString(),
network::mojom::ReferrerPolicy::kDefault);
}
void RenderFrameImpl::DidLoadResourceFromMemoryCache(
const blink::WebURLRequest& request,
const blink::WebURLResponse& response) {
// The recipients of this message have no use for data: URLs: they don't
// affect the page's insecure content list and are not in the disk cache. To
// prevent large (1M+) data: URLs from crashing in the IPC system, we simply
// filter them out here.
if (request.Url().ProtocolIs(url::kDataScheme))
return;
// Let the browser know we loaded a resource from the memory cache. This
// message is needed to display the correct SSL indicators.
Send(new FrameHostMsg_DidLoadResourceFromMemoryCache(
routing_id_, request.Url(), request.HttpMethod().Utf8(),
response.MimeType().Utf8(), request.TopFrameOrigin(),
WebURLRequestToResourceType(request)));
}
void RenderFrameImpl::DidStartResponse(
const GURL& response_url,
int request_id,
const network::ResourceResponseHead& response_head,
content::ResourceType resource_type,
PreviewsState previews_state) {
for (auto& observer : observers_)
observer.DidStartResponse(response_url, request_id, response_head,
resource_type, previews_state);
}
void RenderFrameImpl::DidCompleteResponse(
int request_id,
const network::URLLoaderCompletionStatus& status) {
for (auto& observer : observers_)
observer.DidCompleteResponse(request_id, status);
}
void RenderFrameImpl::DidCancelResponse(int request_id) {
for (auto& observer : observers_)
observer.DidCancelResponse(request_id);
}
void RenderFrameImpl::DidReceiveTransferSizeUpdate(int resource_id,
int received_data_length) {
for (auto& observer : observers_) {
observer.DidReceiveTransferSizeUpdate(resource_id, received_data_length);
}
}
void RenderFrameImpl::DidDisplayInsecureContent() {
Send(new FrameHostMsg_DidDisplayInsecureContent(routing_id_));
}
void RenderFrameImpl::DidContainInsecureFormAction() {
Send(new FrameHostMsg_DidContainInsecureFormAction(routing_id_));
}
void RenderFrameImpl::DidRunInsecureContent(
const blink::WebSecurityOrigin& origin,
const blink::WebURL& target) {
Send(new FrameHostMsg_DidRunInsecureContent(
routing_id_, GURL(origin.ToString().Utf8()), target));
GetContentClient()->renderer()->RecordRapporURL(
"ContentSettings.MixedScript.RanMixedScript",
GURL(origin.ToString().Utf8()));
}
void RenderFrameImpl::DidDisplayContentWithCertificateErrors() {
Send(new FrameHostMsg_DidDisplayContentWithCertificateErrors(routing_id_));
}
void RenderFrameImpl::DidRunContentWithCertificateErrors() {
Send(new FrameHostMsg_DidRunContentWithCertificateErrors(routing_id_));
}
void RenderFrameImpl::ReportLegacyTLSVersion(const blink::WebURL& url) {
url::Origin origin = url::Origin::Create(GURL(url));
// To prevent log spam, only log the message once per origin.
if (base::ContainsKey(tls_version_warning_origins_, origin))
return;
size_t num_warnings = tls_version_warning_origins_.size();
// After |kMaxSecurityWarningMessages| warnings, stop printing messages to the
// console. At exactly |kMaxSecurityWarningMessages| warnings, print a message
// that additional resources on the page use legacy certificates without
// specifying which exact resources. Before |kMaxSecurityWarningMessages|
// messages, print the exact resource URL in the message to help the developer
// pinpoint the problematic resources.
if (num_warnings > kMaxSecurityWarningMessages)
return;
// Allow the embedded to suppress these warnings. This is a workaround for an
// outdated test server used by Blink tests on macOS. See
// https://crbug.com/936515.
if (GetContentClient()
->renderer()
->SuppressLegacyTLSVersionConsoleMessage()) {
return;
}
std::string console_message;
if (num_warnings == kMaxSecurityWarningMessages) {
console_message =
"Additional resources on this page were loaded with TLS 1.0 or TLS "
"1.1, which are deprecated and will be disabled in the future. Once "
"disabled, users will be prevented from loading these resources. "
"Servers should enable TLS 1.2 or later. See "
"https://www.chromestatus.com/feature/5654791610957824 for more "
"information.";
} else {
console_message = base::StringPrintf(
"The connection used to load resources from %s used TLS 1.0 or TLS "
"1.1, which are deprecated and will be disabled in the future. Once "
"disabled, users will be prevented from loading these resources. The "
"server should enable TLS 1.2 or later. See "
"https://www.chromestatus.com/feature/5654791610957824 for more "
"information.",
origin.Serialize().c_str());
}
tls_version_warning_origins_.insert(origin);
// To avoid spamming the console, use verbose message level for subframe
// resources, and only use the warning level for main-frame resources.
AddMessageToConsole(frame_->Parent()
? blink::mojom::ConsoleMessageLevel::kVerbose
: blink::mojom::ConsoleMessageLevel::kWarning,
console_message);
}
void RenderFrameImpl::DidChangePerformanceTiming() {
for (auto& observer : observers_)
observer.DidChangePerformanceTiming();
}
void RenderFrameImpl::DidChangeCpuTiming(base::TimeDelta time) {
for (auto& observer : observers_)
observer.DidChangeCpuTiming(time);
}
void RenderFrameImpl::DidChangeActiveSchedulerTrackedFeatures(
uint64_t features_mask) {
GetFrameHost()->UpdateActiveSchedulerTrackedFeatures(features_mask);
}
void RenderFrameImpl::DidObserveLoadingBehavior(
blink::WebLoadingBehaviorFlag behavior) {
for (auto& observer : observers_)
observer.DidObserveLoadingBehavior(behavior);
}
void RenderFrameImpl::DidObserveNewFeatureUsage(
blink::mojom::WebFeature feature) {
for (auto& observer : observers_)
observer.DidObserveNewFeatureUsage(feature);
}
void RenderFrameImpl::DidObserveNewCssPropertyUsage(int css_property,
bool is_animated) {
for (auto& observer : observers_)
observer.DidObserveNewCssPropertyUsage(css_property, is_animated);
}
void RenderFrameImpl::DidObserveLayoutJank(double jank_fraction) {
for (auto& observer : observers_)
observer.DidObserveLayoutJank(jank_fraction);
}
void RenderFrameImpl::DidObserveLazyLoadBehavior(
WebLocalFrameClient::LazyLoadBehavior lazy_load_behavior) {
for (auto& observer : observers_)
observer.DidObserveLazyLoadBehavior(lazy_load_behavior);
}
bool RenderFrameImpl::ShouldTrackUseCounter(const blink::WebURL& url) {
return GetContentClient()->renderer()->ShouldTrackUseCounter(url);
}
void RenderFrameImpl::DidCreateScriptContext(v8::Local<v8::Context> context,
int world_id) {
if ((enabled_bindings_ & BINDINGS_POLICY_MOJO_WEB_UI) && IsMainFrame() &&
world_id == ISOLATED_WORLD_ID_GLOBAL) {
// We only allow these bindings to be installed when creating the main
// world context of the main frame.
blink::WebContextFeatures::EnableMojoJS(context, true);
}
for (auto& observer : observers_)
observer.DidCreateScriptContext(context, world_id);
}
void RenderFrameImpl::WillReleaseScriptContext(v8::Local<v8::Context> context,
int world_id) {
for (auto& observer : observers_)
observer.WillReleaseScriptContext(context, world_id);
}
void RenderFrameImpl::DidChangeScrollOffset() {
render_view_->StartNavStateSyncTimerIfNecessary(this);
for (auto& observer : observers_)
observer.DidChangeScrollOffset();
}
blink::WebPushClient* RenderFrameImpl::PushClient() {
if (!push_messaging_client_)
push_messaging_client_ = new PushMessagingClient(this);
return push_messaging_client_;
}
blink::WebRelatedAppsFetcher* RenderFrameImpl::GetRelatedAppsFetcher() {
if (!related_apps_fetcher_)
related_apps_fetcher_.reset(new RelatedAppsFetcher(this));
return related_apps_fetcher_.get();
}
void RenderFrameImpl::WillStartUsingPeerConnectionHandler(
blink::WebRTCPeerConnectionHandler* handler) {
static_cast<RTCPeerConnectionHandler*>(handler)->associateWithFrame(frame_);
}
blink::WebUserMediaClient* RenderFrameImpl::UserMediaClient() {
if (!web_user_media_client_)
InitializeUserMediaClient();
return web_user_media_client_;
}
blink::WebEncryptedMediaClient* RenderFrameImpl::EncryptedMediaClient() {
return media_factory_.EncryptedMediaClient();
}
blink::WebString RenderFrameImpl::UserAgentOverride() {
if (!render_view_->webview() || !render_view_->webview()->MainFrame() ||
render_view_->renderer_preferences_.user_agent_override.empty()) {
return blink::WebString();
}
// TODO(nasko): When the top-level frame is remote, there is no
// WebDocumentLoader associated with it, so the checks below are not valid.
// Temporarily return early and fix properly as part of
// https://crbug.com/426555.
if (render_view_->webview()->MainFrame()->IsWebRemoteFrame())
return blink::WebString();
WebLocalFrame* main_frame =
render_view_->webview()->MainFrame()->ToWebLocalFrame();
// If we're in the middle of committing a load, the data source we need
// will still be provisional.
WebDocumentLoader* document_loader = nullptr;
if (main_frame->GetProvisionalDocumentLoader())
document_loader = main_frame->GetProvisionalDocumentLoader();
else
document_loader = main_frame->GetDocumentLoader();
InternalDocumentStateData* internal_data =
document_loader
? InternalDocumentStateData::FromDocumentLoader(document_loader)
: nullptr;
if (internal_data && internal_data->is_overriding_user_agent())
return WebString::FromUTF8(
render_view_->renderer_preferences_.user_agent_override);
return blink::WebString();
}
blink::WebString RenderFrameImpl::DoNotTrackValue() {
if (render_view_->renderer_preferences_.enable_do_not_track)
return WebString::FromUTF8("1");
return WebString();
}
mojom::RendererAudioInputStreamFactory*
RenderFrameImpl::GetAudioInputStreamFactory() {
if (!audio_input_stream_factory_)
GetRemoteInterfaces()->GetInterface(&audio_input_stream_factory_);
return audio_input_stream_factory_.get();
}
bool RenderFrameImpl::ShouldBlockWebGL() {
bool blocked = true;
Send(new FrameHostMsg_Are3DAPIsBlocked(
routing_id_, url::Origin(frame_->Top()->GetSecurityOrigin()).GetURL(),
THREE_D_API_TYPE_WEBGL, &blocked));
return blocked;
}
bool RenderFrameImpl::AllowContentInitiatedDataUrlNavigations(
const blink::WebURL& url) {
// Error pages can navigate to data URLs.
return url.GetString() == kUnreachableWebDataURL;
}
void RenderFrameImpl::PostAccessibilityEvent(const blink::WebAXObject& obj,
ax::mojom::Event event) {
if (render_accessibility_)
render_accessibility_->HandleWebAccessibilityEvent(obj, event);
}
void RenderFrameImpl::MarkWebAXObjectDirty(const blink::WebAXObject& obj,
bool subtree) {
if (render_accessibility_)
render_accessibility_->MarkWebAXObjectDirty(obj, subtree);
}
void RenderFrameImpl::HandleAccessibilityFindInPageResult(
int identifier,
int match_index,
const blink::WebNode& start_node,
int start_offset,
const blink::WebNode& end_node,
int end_offset) {
if (render_accessibility_) {
render_accessibility_->HandleAccessibilityFindInPageResult(
identifier, match_index, blink::WebAXObject::FromWebNode(start_node),
start_offset, blink::WebAXObject::FromWebNode(end_node), end_offset);
}
}
void RenderFrameImpl::DidChangeManifest() {
for (auto& observer : observers_)
observer.DidChangeManifest();
}
void RenderFrameImpl::EnterFullscreen(
const blink::WebFullscreenOptions& options) {
Send(new FrameHostMsg_EnterFullscreen(routing_id_, options));
}
void RenderFrameImpl::ExitFullscreen() {
Send(new FrameHostMsg_ExitFullscreen(routing_id_));
}
void RenderFrameImpl::FullscreenStateChanged(bool is_fullscreen) {
GetFrameHost()->FullscreenStateChanged(is_fullscreen);
}
void RenderFrameImpl::SuddenTerminationDisablerChanged(
bool present,
blink::WebSuddenTerminationDisablerType disabler_type) {
Send(new FrameHostMsg_SuddenTerminationDisablerChanged(routing_id_, present,
disabler_type));
}
void RenderFrameImpl::RegisterProtocolHandler(const WebString& scheme,
const WebURL& url,
const WebString& title) {
bool user_gesture = WebUserGestureIndicator::IsProcessingUserGesture(frame_);
Send(new FrameHostMsg_RegisterProtocolHandler(routing_id_, scheme.Utf8(), url,
title.Utf16(), user_gesture));
}
void RenderFrameImpl::UnregisterProtocolHandler(const WebString& scheme,
const WebURL& url) {
bool user_gesture = WebUserGestureIndicator::IsProcessingUserGesture(frame_);
Send(new FrameHostMsg_UnregisterProtocolHandler(routing_id_, scheme.Utf8(),
url, user_gesture));
}
void RenderFrameImpl::DidSerializeDataForFrame(
const WebVector<char>& data,
WebFrameSerializerClient::FrameSerializationStatus status) {
bool end_of_data =
status == WebFrameSerializerClient::kCurrentFrameIsFinished;
Send(new FrameHostMsg_SerializedHtmlWithLocalLinksResponse(
routing_id_, std::string(data.Data(), data.size()), end_of_data));
}
void RenderFrameImpl::AddObserver(RenderFrameObserver* observer) {
observers_.AddObserver(observer);
}
void RenderFrameImpl::RemoveObserver(RenderFrameObserver* observer) {
observer->RenderFrameGone();
observers_.RemoveObserver(observer);
}
void RenderFrameImpl::OnStop() {
DCHECK(frame_);
// The stopLoading call may run script, which may cause this frame to be
// detached/deleted. If that happens, return immediately.
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
frame_->StopLoading();
if (!weak_this)
return;
for (auto& observer : observers_)
observer.OnStop();
}
void RenderFrameImpl::OnDroppedNavigation() {
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
frame_->ClientDroppedNavigation();
}
void RenderFrameImpl::OnCollapse(bool collapsed) {
frame_->Collapse(collapsed);
}
void RenderFrameImpl::WasHidden() {
frame_->WasHidden();
for (auto& observer : observers_)
observer.WasHidden();
#if BUILDFLAG(ENABLE_PLUGINS)
for (auto* plugin : active_pepper_instances_)
plugin->PageVisibilityChanged(false);
#endif // ENABLE_PLUGINS
}
void RenderFrameImpl::WasShown() {
frame_->WasShown();
for (auto& observer : observers_)
observer.WasShown();
#if BUILDFLAG(ENABLE_PLUGINS)
for (auto* plugin : active_pepper_instances_)
plugin->PageVisibilityChanged(true);
#endif // ENABLE_PLUGINS
}
void RenderFrameImpl::WidgetWillClose() {
for (auto& observer : observers_)
observer.WidgetWillClose();
}
bool RenderFrameImpl::IsMainFrame() {
return is_main_frame_;
}
bool RenderFrameImpl::IsHidden() {
return GetLocalRootRenderWidget()->is_hidden();
}
bool RenderFrameImpl::IsLocalRoot() const {
bool is_local_root = static_cast<bool>(render_widget_);
DCHECK_EQ(is_local_root,
!(frame_->Parent() && frame_->Parent()->IsWebLocalFrame()));
return is_local_root;
}
const RenderFrameImpl* RenderFrameImpl::GetLocalRoot() const {
return IsLocalRoot() ? this
: RenderFrameImpl::FromWebFrame(frame_->LocalRoot());
}
std::unique_ptr<FrameHostMsg_DidCommitProvisionalLoad_Params>
RenderFrameImpl::MakeDidCommitProvisionalLoadParams(
blink::WebHistoryCommitType commit_type,
ui::PageTransition transition) {
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
const WebURLResponse& response = document_loader->GetResponse();
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentLoader(
frame_->GetDocumentLoader());
NavigationState* navigation_state = internal_data->navigation_state();
std::unique_ptr<FrameHostMsg_DidCommitProvisionalLoad_Params> params =
std::make_unique<FrameHostMsg_DidCommitProvisionalLoad_Params>();
params->http_status_code = response.HttpStatusCode();
params->url_is_unreachable = document_loader->HasUnreachableURL();
params->method = "GET";
params->intended_as_new_entry =
navigation_state->commit_params().intended_as_new_entry;
params->should_replace_current_entry =
document_loader->ReplacesCurrentHistoryItem();
params->post_id = -1;
params->nav_entry_id = navigation_state->commit_params().nav_entry_id;
// Pass the navigation token back to the browser process, or generate a new
// one if this navigation is committing without the browser process asking for
// it.
// TODO(clamy): We should add checks on navigations that commit without having
// been asked to commit by the browser process.
params->navigation_token = navigation_state->commit_params().navigation_token;
if (params->navigation_token.is_empty())
params->navigation_token = base::UnguessableToken::Create();
// "Standard" commits from Blink create new NavigationEntries. We also treat
// main frame "inert" commits as creating new NavigationEntries if they
// replace the current entry on a cross-document navigation (e.g., client
// redirects, location.replace, navigation to same URL), since this will
// replace all the subframes and could go cross-origin. We don't want to rely
// on updating the existing NavigationEntry in this case, since it could leave
// stale state around.
params->did_create_new_entry =
(commit_type == blink::kWebStandardCommit) ||
(commit_type == blink::kWebHistoryInertCommit && !frame_->Parent() &&
params->should_replace_current_entry &&
!navigation_state->WasWithinSameDocument());
WebDocument frame_document = frame_->GetDocument();
// Set the origin of the frame. This will be replicated to the corresponding
// RenderFrameProxies in other processes.
WebSecurityOrigin frame_origin = frame_document.GetSecurityOrigin();
params->origin = frame_origin;
params->insecure_request_policy = frame_->GetInsecureRequestPolicy();
params->insecure_navigations_set = frame_->GetInsecureRequestToUpgrade();
params->has_potentially_trustworthy_unique_origin =
frame_origin.IsUnique() && frame_origin.IsPotentiallyTrustworthy();
// Set the URL to be displayed in the browser UI to the user.
params->url = GetLoadingUrl();
if (GURL(frame_document.BaseURL()) != params->url)
params->base_url = frame_document.BaseURL();
GetRedirectChain(document_loader, &params->redirects);
params->should_update_history =
!document_loader->HasUnreachableURL() && response.HttpStatusCode() != 404;
params->gesture = document_loader->HadUserGesture() ? NavigationGestureUser
: NavigationGestureAuto;
// Make navigation state a part of the DidCommitProvisionalLoad message so
// that committed entry has it at all times. Send a single HistoryItem for
// this frame, rather than the whole tree. It will be stored in the
// corresponding FrameNavigationEntry.
params->page_state = SingleHistoryItemToPageState(current_history_item_);
params->content_source_id = GetLocalRootRenderWidget()->GetContentSourceId();
params->method = document_loader->HttpMethod().Latin1();
if (params->method == "POST")
params->post_id = ExtractPostId(current_history_item_);
params->item_sequence_number = current_history_item_.ItemSequenceNumber();
params->document_sequence_number =
current_history_item_.DocumentSequenceNumber();
// If the page contained a client redirect (meta refresh, document.loc...),
// set the referrer appropriately.
if (document_loader->IsClientRedirect()) {
params->referrer =
Referrer(params->redirects[0], document_loader->GetReferrerPolicy());
} else {
params->referrer =
Referrer(blink::WebStringToGURL(document_loader->Referrer()),
document_loader->GetReferrerPolicy());
}
if (!frame_->Parent()) {
// Top-level navigation.
// Update contents MIME type for main frame.
params->contents_mime_type =
document_loader->GetResponse().MimeType().Utf8();
params->transition = transition;
DCHECK(ui::PageTransitionIsMainFrame(params->transition));
// If the page contained a client redirect (meta refresh, document.loc...),
// set the transition appropriately.
if (document_loader->IsClientRedirect()) {
params->transition = ui::PageTransitionFromInt(
params->transition | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
}
// Send the user agent override back.
params->is_overriding_user_agent =
internal_data->is_overriding_user_agent();
// Track the URL of the original request. We use the first entry of the
// redirect chain if it exists because the chain may have started in another
// process.
params->original_request_url = GetOriginalRequestURL(document_loader);
params->history_list_was_cleared =
navigation_state->commit_params().should_clear_history_list;
} else {
// Subframe navigation: the type depends on whether this navigation
// generated a new session history entry. When they do generate a session
// history entry, it means the user initiated the navigation and we should
// mark it as such.
if (commit_type == blink::kWebStandardCommit)
params->transition = ui::PAGE_TRANSITION_MANUAL_SUBFRAME;
else
params->transition = ui::PAGE_TRANSITION_AUTO_SUBFRAME;
DCHECK(!navigation_state->commit_params().should_clear_history_list);
params->history_list_was_cleared = false;
}
// Standard URLs must match the reported origin, when it is not unique.
// This check is very similar to RenderFrameHostImpl::CanCommitOrigin, but
// adapted to the renderer process side.
if (!params->origin.opaque() && params->url.IsStandard() &&
render_view_->GetWebkitPreferences().web_security_enabled) {
// Exclude file: URLs when settings allow them access any origin.
if (params->origin.scheme() != url::kFileScheme ||
!render_view_->GetWebkitPreferences()
.allow_universal_access_from_file_urls) {
CHECK(params->origin.IsSameOriginWith(url::Origin::Create(params->url)))
<< " url:" << params->url << " origin:" << params->origin;
}
}
params->request_id = internal_data->request_id();
return params;
}
void RenderFrameImpl::UpdateZoomLevel() {
if (!frame_->Parent()) {
// Reset the zoom limits in case a plugin had changed them previously. This
// will also call us back which will cause us to send a message to
// update WebContentsImpl.
render_view_->webview()->ZoomLimitsChanged(
ZoomFactorToZoomLevel(kMinimumZoomFactor),
ZoomFactorToZoomLevel(kMaximumZoomFactor));
// Set zoom level, but don't do it for full-page plugin since they don't use
// the same zoom settings.
auto host_zoom = host_zoom_levels_.find(GetLoadingUrl());
if (render_view_->webview()->MainFrame()->IsWebLocalFrame() &&
render_view_->webview()
->MainFrame()
->ToWebLocalFrame()
->GetDocument()
.IsPluginDocument()) {
// Reset the zoom levels for plugins.
render_view_->SetZoomLevel(0);
} else {
// If the zoom level is not found, then do nothing. In-page navigation
// relies on not changing the zoom level in this case.
if (host_zoom != host_zoom_levels_.end())
render_view_->SetZoomLevel(host_zoom->second);
}
if (host_zoom != host_zoom_levels_.end()) {
// This zoom level was merely recorded transiently for this load. We can
// erase it now. If at some point we reload this page, the browser will
// send us a new, up-to-date zoom level.
host_zoom_levels_.erase(host_zoom);
}
} else {
// Subframes should match the zoom level of the main frame.
render_view_->SetZoomLevel(render_view_->page_zoom_level());
}
}
bool RenderFrameImpl::UpdateNavigationHistory(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type) {
NavigationState* navigation_state =
NavigationState::FromDocumentLoader(frame_->GetDocumentLoader());
const CommitNavigationParams& commit_params =
navigation_state->commit_params();
// Update the current history item for this frame.
current_history_item_ = item;
// Note: don't reference |item| after this point, as its value may not match
// |current_history_item_|.
current_history_item_.SetTarget(
blink::WebString::FromUTF8(unique_name_helper_.value()));
bool is_new_navigation = commit_type == blink::kWebStandardCommit;
if (commit_params.should_clear_history_list) {
render_view_->history_list_offset_ = 0;
render_view_->history_list_length_ = 1;
} else if (is_new_navigation) {
DCHECK(!navigation_state->common_params().should_replace_current_entry ||
render_view_->history_list_length_ > 0);
if (!navigation_state->common_params().should_replace_current_entry) {
// Advance our offset in session history, applying the length limit.
// There is now no forward history.
render_view_->history_list_offset_++;
if (render_view_->history_list_offset_ >= kMaxSessionHistoryEntries)
render_view_->history_list_offset_ = kMaxSessionHistoryEntries - 1;
render_view_->history_list_length_ =
render_view_->history_list_offset_ + 1;
}
} else if (commit_params.nav_entry_id != 0 &&
!commit_params.intended_as_new_entry) {
render_view_->history_list_offset_ =
navigation_state->commit_params().pending_history_list_offset;
}
if (commit_type == blink::WebHistoryCommitType::kWebBackForwardCommit)
render_view_->DidCommitProvisionalHistoryLoad();
return is_new_navigation;
}
void RenderFrameImpl::NotifyObserversOfNavigationCommit(
bool is_new_navigation,
bool is_same_document,
ui::PageTransition transition) {
for (auto& observer : observers_)
observer.DidCommitProvisionalLoad(is_same_document, transition);
}
void RenderFrameImpl::UpdateStateForCommit(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type,
ui::PageTransition transition) {
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentLoader(
frame_->GetDocumentLoader());
NavigationState* navigation_state = internal_data->navigation_state();
// We need to update the last committed session history entry with state for
// the previous page. Do this before updating the current history item.
SendUpdateState();
bool is_new_navigation = UpdateNavigationHistory(item, commit_type);
NotifyObserversOfNavigationCommit(
is_new_navigation, navigation_state->WasWithinSameDocument(), transition);
if (internal_data->must_reset_scroll_and_scale_state()) {
render_view_->webview()->ResetScrollAndScaleState();
internal_data->set_must_reset_scroll_and_scale_state(false);
}
UpdateZoomLevel();
if (!frame_->Parent()) { // Only for top frames.
RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
if (render_thread_impl) { // Can be NULL in tests.
render_thread_impl->histogram_customizer()->RenderViewNavigatedToHost(
GURL(GetLoadingUrl()).host(), RenderView::GetRenderViewCount());
}
}
// Remember that we've already processed this request, so we don't update
// the session history again. We do this regardless of whether this is
// a session history navigation, because if we attempted a session history
// navigation without valid HistoryItem state, WebCore will think it is a
// new navigation.
navigation_state->set_request_committed(true);
// If we are a top frame navigation to another document we should clear any
// existing autoplay flags on the Page. This is because flags are stored at
// the page level so subframes would only add to them.
if (!frame_->Parent() && !navigation_state->WasWithinSameDocument()) {
render_view_->webview()->ClearAutoplayFlags();
}
// Set the correct autoplay flags on the Page and wipe the cached origin so
// this will not be used incorrectly.
if (url::Origin(frame_->GetSecurityOrigin()) == autoplay_flags_.first) {
render_view_->webview()->AddAutoplayFlags(autoplay_flags_.second);
autoplay_flags_.first = url::Origin();
}
}
void RenderFrameImpl::DidCommitNavigationInternal(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type,
bool was_within_same_document,
ui::PageTransition transition,
mojom::DidCommitProvisionalLoadInterfaceParamsPtr interface_params) {
DCHECK(!(was_within_same_document && interface_params));
UpdateStateForCommit(item, commit_type, transition);
// This invocation must precede any calls to allowScripts(), allowImages(), or
// allowPlugins() for the new page. This ensures that when these functions
// send ViewHostMsg_ContentBlocked messages, those arrive after the browser
// process has already been informed of the provisional load committing.
auto params = MakeDidCommitProvisionalLoadParams(commit_type, transition);
if (was_within_same_document) {
GetFrameHost()->DidCommitSameDocumentNavigation(std::move(params));
} else {
NavigationState* navigation_state =
NavigationState::FromDocumentLoader(frame_->GetDocumentLoader());
if (navigation_state->uses_per_navigation_mojo_interface()) {
navigation_state->RunPerNavigationInterfaceCommitNavigationCallback(
std::move(params), std::move(interface_params));
} else {
GetFrameHost()->DidCommitProvisionalLoad(std::move(params),
std::move(interface_params));
}
}
}
void RenderFrameImpl::PrepareFrameForCommit(
const GURL& url,
const CommitNavigationParams& commit_params) {
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
sync_navigation_callback_.Cancel();
mhtml_body_loader_client_.reset();
GetContentClient()->SetActiveURL(
url, frame_->Top()->GetSecurityOrigin().ToString().Utf8());
RenderFrameImpl::PrepareRenderViewForNavigation(url, commit_params);
}
blink::mojom::CommitResult RenderFrameImpl::PrepareForHistoryNavigationCommit(
FrameMsg_Navigate_Type::Value navigation_type,
const CommitNavigationParams& commit_params,
WebHistoryItem* item_for_history_navigation,
blink::WebFrameLoadType* load_type) {
DCHECK(navigation_type == FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT ||
navigation_type ==
FrameMsg_Navigate_Type::HISTORY_DIFFERENT_DOCUMENT ||
navigation_type == FrameMsg_Navigate_Type::RESTORE ||
navigation_type == FrameMsg_Navigate_Type::RESTORE_WITH_POST);
std::unique_ptr<HistoryEntry> entry =
PageStateToHistoryEntry(commit_params.page_state);
if (!entry)
return blink::mojom::CommitResult::Aborted;
// The browser process sends a single WebHistoryItem for this frame.
// TODO(creis): Change PageState to FrameState. In the meantime, we
// store the relevant frame's WebHistoryItem in the root of the
// PageState.
*item_for_history_navigation = entry->root();
*load_type = blink::WebFrameLoadType::kBackForward;
// Keep track of which subframes the browser process has history items
// for during a history navigation.
history_subframe_unique_names_ = commit_params.subframe_unique_names;
if (navigation_type == FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT) {
// If this is marked as a same document load but we haven't committed
// anything, we can't proceed with the load. The browser shouldn't let this
// happen.
if (current_history_item_.IsNull()) {
NOTREACHED();
return blink::mojom::CommitResult::RestartCrossDocument;
}
// Additionally, if the |current_history_item_|'s document sequence number
// doesn't match the one sent from the browser, it is possible that this
// renderer has committed a different document. In such case, the navigation
// cannot be loaded as a same-document navigation.
if (current_history_item_.DocumentSequenceNumber() !=
item_for_history_navigation->DocumentSequenceNumber()) {
return blink::mojom::CommitResult::RestartCrossDocument;
}
}
// If this navigation is to a history item for a new child frame, we may
// want to ignore it in some cases. If a Javascript navigation (i.e.,
// client redirect) interrupted it and has either been scheduled,
// started loading, or has committed, we should ignore the history item.
bool interrupted_by_client_redirect =
frame_->IsNavigationScheduledWithin(0) ||
frame_->GetProvisionalDocumentLoader() || !current_history_item_.IsNull();
if (commit_params.is_history_navigation_in_new_child &&
interrupted_by_client_redirect) {
return blink::mojom::CommitResult::Aborted;
}
return blink::mojom::CommitResult::Ok;
}
bool RenderFrameImpl::SwapIn() {
CHECK_NE(previous_routing_id_, MSG_ROUTING_NONE);
CHECK(!in_frame_tree_);
// The proxy should always exist. If it was detached while the provisional
// LocalFrame was being navigated, the provisional frame would've been
// cleaned up by RenderFrameProxy::FrameDetached. See
// https://crbug.com/526304 and https://crbug.com/568676 for context.
RenderFrameProxy* proxy =
RenderFrameProxy::FromRoutingID(previous_routing_id_);
CHECK(proxy);
unique_name_helper_.set_propagated_name(proxy->unique_name());
// Note: Calling swap() will detach and delete |proxy|, so do not reference it
// after this.
if (!proxy->web_frame()->Swap(frame_)) {
// Main frames should always swap successfully because there is no parent
// frame to cause them to become detached.
DCHECK(!is_main_frame_);
return false;
}
previous_routing_id_ = MSG_ROUTING_NONE;
in_frame_tree_ = true;
// If this is the main frame going from a remote frame to a local frame,
// it needs to set RenderViewImpl's pointer for the main frame to itself,
// ensure RenderWidget is no longer frozen.
if (is_main_frame_) {
CHECK(!render_view_->main_render_frame_);
render_view_->main_render_frame_ = this;
if (render_view_->GetWidget()->is_frozen()) {
// TODO(crbug.com/419087): The RenderWidget should be newly created here,
// then we won't have to do this.
render_view_->GetWidget()->SetIsFrozen(false);
}
render_view_->GetWidget()->UpdateWebViewWithDeviceScaleFactor();
// The WebFrame being swapped in here has now been attached to the Page as
// its main frame, and the WebFrameWidget was previously initialized when
// the frame was created, so we can call WebViewImpl's
// DidAttachLocalMainFrame().
render_view_->webview()->DidAttachLocalMainFrame(render_view_->GetWidget());
}
return true;
}
void RenderFrameImpl::DidStartLoading() {
// TODO(dgozman): consider removing this callback.
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::didStartLoading",
"id", routing_id_);
}
void RenderFrameImpl::DidStopLoading() {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::didStopLoading",
"id", routing_id_);
// Any subframes created after this point won't be considered part of the
// current history navigation (if this was one), so we don't need to track
// this state anymore.
history_subframe_unique_names_.clear();
SendUpdateFaviconURL();
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
void RenderFrameImpl::DidChangeLoadProgress(double load_progress) {
Send(new FrameHostMsg_DidChangeLoadProgress(routing_id_, load_progress));
}
void RenderFrameImpl::FocusedNodeChanged(const WebNode& node) {
has_scrolled_focused_editable_node_into_rect_ = false;
bool is_editable = false;
gfx::Rect node_bounds;
if (!node.IsNull() && node.IsElementNode()) {
WebElement element = const_cast<WebNode&>(node).To<WebElement>();
blink::WebRect rect = element.BoundsInViewport();
GetLocalRootRenderWidget()->ConvertViewportToWindow(&rect);
is_editable = element.IsEditable();
node_bounds = gfx::Rect(rect);
}
Send(new FrameHostMsg_FocusedNodeChanged(routing_id_, is_editable,
node_bounds));
// Ensures that further text input state can be sent even when previously
// focused input and the newly focused input share the exact same state.
GetLocalRootRenderWidget()->ClearTextInputState();
for (auto& observer : observers_)
observer.FocusedNodeChanged(node);
}
void RenderFrameImpl::FocusedNodeChangedForAccessibility(const WebNode& node) {
if (render_accessibility())
render_accessibility()->AccessibilityFocusedNodeChanged(node);
}
void RenderFrameImpl::OnReportContentSecurityPolicyViolation(
const content::CSPViolationParams& violation_params) {
frame_->ReportContentSecurityPolicyViolation(
BuildWebContentSecurityPolicyViolation(violation_params));
}
void RenderFrameImpl::BeginNavigation(
std::unique_ptr<blink::WebNavigationInfo> info) {
// This method is only called for renderer initiated navigations, which
// may have originated from a link-click, script, drag-n-drop operation, etc.
// Note that we don't want to go to browser for a navigation to an empty url,
// which happens for window.open('') call. An example would be embedder
// deciding to fork the process for the empty url, or setting
// |browser_handles_all_top_level_requests| preference.
//
// Doing a browser-side navigation might later trigger unload handlers,
// e.g. when the dom window of the popup has already been touched
// synchronously in this process. We should avoid that.
//
// See the checks for empty url in the cases below.
// TODO(dgozman): if we rewrite empty url to about:blank earlier
// (we currently do that in DocumentLoader), all the empty checks can be
// removed, since they already account for an empty url.
// Blink is asking whether to navigate to a new URL.
// This is fine normally, except if we're showing UI from one security
// context and they're trying to navigate to a different context.
const GURL& url = info->url_request.Url();
// When an MHTML Archive is present, it should be used to serve iframe
// content instead of doing a network request. This should never be true for
// the main frame.
bool use_archive = (info->archive_status ==
blink::WebNavigationInfo::ArchiveStatus::Present) &&
!url.SchemeIs(url::kDataScheme);
DCHECK(!(use_archive && IsMainFrame()));
#ifdef OS_ANDROID
bool render_view_was_created_by_renderer =
render_view_->was_created_by_renderer_;
// The handlenavigation API is deprecated and will be removed once
// crbug.com/325351 is resolved.
if (!url.is_empty() && !use_archive && !IsURLHandledByNetworkStack(url) &&
GetContentClient()->renderer()->HandleNavigation(
this, true /* is_content_initiated */,
render_view_was_created_by_renderer, frame_, info->url_request,
info->navigation_type, info->navigation_policy,
false /* is_redirect */)) {
return;
}
#endif
// If the browser is interested, then give it a chance to look at the request.
if (IsTopLevelNavigation(frame_) &&
render_view_->renderer_preferences_
.browser_handles_all_top_level_requests) {
OpenURL(std::move(info), /*is_history_navigation_in_new_child=*/false);
return; // Suppress the load here.
}
// Back/forward navigations in newly created subframes should be sent to the
// browser if there is a matching FrameNavigationEntry, and if it isn't just
// staying at about:blank. If this frame isn't in the map of unique names
// that have history items, or if it's staying at the initial about:blank URL,
// fall back to loading the default url. (We remove each name as we encounter
// it, because it will only be used once as the frame is created.)
// Note: Skip this logic for MHTML files (|use_archive|), which should load
// their subframes from the archive and not from history.
if (info->is_history_navigation_in_new_child_frame && frame_->Parent() &&
!use_archive) {
// Check whether the browser has a history item for this frame that isn't
// just staying at the initial about:blank document.
bool should_ask_browser = false;
RenderFrameImpl* parent = RenderFrameImpl::FromWebFrame(frame_->Parent());
auto iter = parent->history_subframe_unique_names_.find(
unique_name_helper_.value());
if (iter != parent->history_subframe_unique_names_.end()) {
bool history_item_is_about_blank = iter->second;
should_ask_browser =
!history_item_is_about_blank || url != url::kAboutBlankURL;
parent->history_subframe_unique_names_.erase(iter);
}
if (should_ask_browser) {
// Don't do this if |info| also says it is a client redirect, in which
// case JavaScript on the page is trying to interrupt the history
// navigation.
if (!info->is_client_redirect) {
OpenURL(std::move(info), /*is_history_navigation_in_new_child=*/true);
// TODO(japhet): This case wants to flag the frame as loading and do
// nothing else. It'd be nice if it could go through the placeholder
// DocumentLoader path, too.
frame_->MarkAsLoading();
return;
}
// Client redirects during an initial history load should attempt to
// cancel the history navigation. They will create a provisional
// document loader, causing the history load to be ignored in
// NavigateInternal, and this IPC will try to cancel any cross-process
// history load.
GetFrameHost()->CancelInitialHistoryLoad();
}
}
// Use the frame's original request's URL rather than the document's URL for
// subsequent checks. For a popup, the document's URL may become the opener
// window's URL if the opener has called document.write().
// See http://crbug.com/93517.
GURL old_url(frame_->GetDocumentLoader()->GetUrl());
// Detect when we're crossing a permission-based boundary (e.g. into or out of
// an extension or app origin, leaving a WebUI page, etc). We only care about
// top-level navigations (not iframes). But we sometimes navigate to
// about:blank to clear a tab, and we want to still allow that.
if (!frame_->Parent() && !url.SchemeIs(url::kAboutScheme) &&
!url.is_empty()) {
// All navigations to or from WebUI URLs or within WebUI-enabled
// RenderProcesses must be handled by the browser process so that the
// correct bindings and data sources can be registered.
// Similarly, navigations to view-source URLs or within ViewSource mode
// must be handled by the browser process (except for reloads - those are
// safe to leave within the renderer).
// Lastly, access to file:// URLs from non-file:// URL pages must be
// handled by the browser so that ordinary renderer processes don't get
// blessed with file permissions.
int cumulative_bindings = RenderProcess::current()->GetEnabledBindings();
bool is_initial_navigation = render_view_->history_list_length_ == 0;
bool should_fork =
HasWebUIScheme(url) || HasWebUIScheme(old_url) ||
(cumulative_bindings & kWebUIBindingsPolicyMask) ||
url.SchemeIs(kViewSourceScheme) ||
(frame_->IsViewSourceModeEnabled() &&
info->navigation_type != blink::kWebNavigationTypeReload);
if (!should_fork && url.SchemeIs(url::kFileScheme)) {
// Fork non-file to file opens. Note that this may fork unnecessarily if
// another tab (hosting a file or not) targeted this one before its
// initial navigation, but that shouldn't cause a problem.
should_fork = !old_url.SchemeIs(url::kFileScheme);
}
if (!should_fork) {
// Give the embedder a chance.
should_fork = GetContentClient()->renderer()->ShouldFork(
frame_, url, info->url_request.HttpMethod().Utf8(),
is_initial_navigation, false /* is_redirect */);
}
if (should_fork) {
OpenURL(std::move(info), /*is_history_navigation_in_new_child=*/false);
return; // Suppress the load here.
}
}
bool should_dispatch_before_unload =
info->navigation_policy == blink::kWebNavigationPolicyCurrentTab &&
// No need to dispatch beforeunload if the frame has not committed a
// navigation and contains an empty initial document.
(has_accessed_initial_document_ || !current_history_item_.IsNull());
if (should_dispatch_before_unload) {
// Execute the BeforeUnload event. If asked not to proceed or the frame is
// destroyed, ignore the navigation.
// Keep a WeakPtr to this RenderFrameHost to detect if executing the
// BeforeUnload event destriyed this frame.
base::WeakPtr<RenderFrameImpl> weak_self = weak_factory_.GetWeakPtr();
if (!frame_->DispatchBeforeUnloadEvent(info->navigation_type ==
blink::kWebNavigationTypeReload) ||
!weak_self) {
return;
}
}
if (info->navigation_policy == blink::kWebNavigationPolicyCurrentTab) {
if (!info->form.IsNull()) {
for (auto& observer : observers_)
observer.WillSubmitForm(info->form);
}
sync_navigation_callback_.Cancel();
mhtml_body_loader_client_.reset();
for (auto& observer : observers_)
observer.DidStartNavigation(url, info->navigation_type);
// First navigation in a frame to an empty document must be handled
// synchronously.
bool is_first_real_empty_document_navigation =
WebDocumentLoader::WillLoadUrlAsEmpty(url) &&
!frame_->HasCommittedFirstRealLoad();
if (is_first_real_empty_document_navigation) {
CommitSyncNavigation(std::move(info));
return;
}
// Navigation to about:srcdoc or to an MHTML archive don't need to consult
// the browser. The document content is already available in the renderer
// process.
// TODO(arthursonzogni): Remove this. Everything should use the default code
// path and be driven by the browser process.
if (use_archive || url == content::kAboutSrcDocURL) {
if (!frame_->CreatePlaceholderDocumentLoader(*info, BuildDocumentState()))
return;
// Only the first navigation in a frame to an empty document must be
// handled synchronously, the others are required to happen
// asynchronously. So a PostTask is used.
sync_navigation_callback_.Reset(
base::BindOnce(&RenderFrameImpl::CommitSyncNavigation,
weak_factory_.GetWeakPtr(), base::Passed(&info)));
frame_->GetTaskRunner(blink::TaskType::kInternalLoading)
->PostTask(FROM_HERE, sync_navigation_callback_.callback());
return;
}
// Everything else is handled asynchronously by the browser process through
// BeginNavigation.
BeginNavigationInternal(std::move(info));
return;
}
if (info->navigation_policy == blink::kWebNavigationPolicyDownload) {
blink::mojom::BlobURLTokenPtrInfo blob_url_token =
CloneBlobURLToken(info->blob_url_token.get());
DownloadURL(info->url_request,
blink::WebLocalFrameClient::CrossOriginRedirects::kFollow,
blob_url_token.PassHandle());
} else {
OpenURL(std::move(info), /*is_history_navigation_in_new_child=*/false);
}
}
void RenderFrameImpl::CommitSyncNavigation(
std::unique_ptr<blink::WebNavigationInfo> info) {
// TODO(dgozman): should we follow the RFI::CommitNavigation path instead?
auto navigation_params = WebNavigationParams::CreateFromInfo(*info);
// We need the provider to be non-null, otherwise Blink crashes, even
// though the provider should not be used for any actual networking.
navigation_params->service_worker_network_provider =
ServiceWorkerNetworkProviderForFrame::CreateInvalidInstance();
frame_->CommitNavigation(std::move(navigation_params), BuildDocumentState());
}
void RenderFrameImpl::OnGetSavableResourceLinks() {
std::vector<GURL> resources_list;
std::vector<SavableSubframe> subframes;
SavableResourcesResult result(&resources_list, &subframes);
if (!GetSavableResourceLinksForFrame(frame_, &result)) {
Send(new FrameHostMsg_SavableResourceLinksError(routing_id_));
return;
}
Referrer referrer = Referrer(frame_->GetDocument().Url(),
frame_->GetDocument().GetReferrerPolicy());
Send(new FrameHostMsg_SavableResourceLinksResponse(
routing_id_, resources_list, referrer, subframes));
}
void RenderFrameImpl::OnGetSerializedHtmlWithLocalLinks(
const std::map<GURL, base::FilePath>& url_to_local_path,
const std::map<int, base::FilePath>& frame_routing_id_to_local_path,
bool save_with_empty_url) {
// Convert input to the canonical way of passing a map into a Blink API.
LinkRewritingDelegate delegate(url_to_local_path,
frame_routing_id_to_local_path);
// Serialize the frame (without recursing into subframes).
WebFrameSerializer::Serialize(GetWebFrame(),
this, // WebFrameSerializerClient.
&delegate, save_with_empty_url);
}
// mojom::MhtmlFileWriter implementation
// ----------------------------------------
void RenderFrameImpl::SerializeAsMHTML(mojom::SerializeAsMHTMLParamsPtr params,
SerializeAsMHTMLCallback callback) {
TRACE_EVENT0("page-serialization", "RenderFrameImpl::SerializeAsMHTML");
base::TimeTicks start_time = base::TimeTicks::Now();
// Unpack payload.
const WebString mhtml_boundary =
WebString::FromUTF8(params->mhtml_boundary_marker);
DCHECK(!mhtml_boundary.IsEmpty());
// Holds WebThreadSafeData instances for some or all of header, contents and
// footer.
std::vector<WebThreadSafeData> mhtml_contents;
std::unordered_set<std::string> serialized_resources_uri_digests;
MHTMLPartsGenerationDelegate delegate(*params,
&serialized_resources_uri_digests);
mojom::MhtmlSaveStatus save_status = mojom::MhtmlSaveStatus::kSuccess;
bool has_some_data = false;
// Generate MHTML header if needed.
if (IsMainFrame()) {
TRACE_EVENT0("page-serialization",
"RenderFrameImpl::SerializeAsMHTML header");
// The returned data can be empty if the main frame should be skipped. If
// the main frame is skipped, then the whole archive is bad.
mhtml_contents.emplace_back(WebFrameSerializer::GenerateMHTMLHeader(
mhtml_boundary, GetWebFrame(), &delegate));
has_some_data = true;
}
// Generate MHTML parts. Note that if this is not the main frame, then even
// skipping the whole parts generation step is not an error - it simply
// results in an omitted resource in the final file.
if (save_status == mojom::MhtmlSaveStatus::kSuccess) {
TRACE_EVENT0("page-serialization",
"RenderFrameImpl::SerializeAsMHTML parts serialization");
// The returned data can be empty if the frame should be skipped, but this
// is OK.
mhtml_contents.emplace_back(WebFrameSerializer::GenerateMHTMLParts(
mhtml_boundary, GetWebFrame(), &delegate));
has_some_data |= !mhtml_contents.back().IsEmpty();
}
// Note: the MHTML footer is written by the browser process, after the last
// frame is serialized by a renderer process.
// Note: we assume RenderFrameImpl::OnWriteMHTMLComplete and the rest of
// this function will be fast enough to not need to be accounted for in this
// metric.
base::TimeDelta main_thread_use_time = base::TimeTicks::Now() - start_time;
UMA_HISTOGRAM_TIMES(
"PageSerialization.MhtmlGeneration.RendererMainThreadTime.SingleFrame",
main_thread_use_time);
MHTMLHandleWriterDelegate handle_delegate(
*params,
base::BindOnce(&RenderFrameImpl::OnWriteMHTMLComplete,
weak_factory_.GetWeakPtr(), std::move(callback),
std::move(serialized_resources_uri_digests),
main_thread_use_time),
GetTaskRunner(blink::TaskType::kInternalDefault));
if (save_status == mojom::MhtmlSaveStatus::kSuccess && has_some_data) {
handle_delegate.WriteContents(mhtml_contents);
} else {
handle_delegate.Finish(save_status);
}
}
void RenderFrameImpl::OnWriteMHTMLComplete(
SerializeAsMHTMLCallback callback,
std::unordered_set<std::string> serialized_resources_uri_digests,
base::TimeDelta main_thread_use_time,
mojom::MhtmlSaveStatus save_status) {
TRACE_EVENT1("page-serialization", "RenderFrameImpl::OnWriteMHTMLComplete",
"frame save status", save_status);
DCHECK(RenderThread::IsMainThread())
<< "Must run in the main renderer thread";
// Convert the set into a vector for transport.
std::vector<std::string> digests_of_new_parts(
std::make_move_iterator(serialized_resources_uri_digests.begin()),
std::make_move_iterator(serialized_resources_uri_digests.end()));
// Notify the browser process about completion using the callback.
// Note: we assume this method is fast enough to not need to be accounted for
// in PageSerialization.MhtmlGeneration.RendererMainThreadTime.SingleFrame.
std::move(callback).Run(save_status, std::move(digests_of_new_parts),
main_thread_use_time);
}
#ifndef STATIC_ASSERT_ENUM
#define STATIC_ASSERT_ENUM(a, b) \
static_assert(static_cast<int>(a) == static_cast<int>(b), \
"mismatching enums: " #a)
#undef STATIC_ASSERT_ENUM
#endif
void RenderFrameImpl::OnEnableViewSourceMode() {
DCHECK(frame_);
DCHECK(!frame_->Parent());
frame_->EnableViewSourceMode(true);
}
void RenderFrameImpl::OnSuppressFurtherDialogs() {
suppress_further_dialogs_ = true;
}
void RenderFrameImpl::OnClearFocusedElement() {
// TODO(ekaramad): Should we add a method to WebLocalFrame instead and avoid
// calling this on the WebView?
if (auto* webview = render_view_->GetWebView())
webview->ClearFocusedElement();
}
void RenderFrameImpl::OnBlinkFeatureUsageReport(const std::set<int>& features) {
frame_->BlinkFeatureUsageReport(features);
}
void RenderFrameImpl::OnMixedContentFound(
const FrameMsg_MixedContentFound_Params& params) {
blink::WebSourceLocation source_location;
source_location.url = WebString::FromLatin1(params.source_location.url);
source_location.line_number = params.source_location.line_number;
source_location.column_number = params.source_location.column_number;
auto request_context = static_cast<blink::mojom::RequestContextType>(
params.request_context_type);
frame_->MixedContentFound(params.main_resource_url, params.mixed_content_url,
request_context, params.was_allowed,
params.had_redirect, source_location);
}
void RenderFrameImpl::OnSetOverlayRoutingToken(
const base::UnguessableToken& token) {
overlay_routing_token_ = token;
for (const auto& cb : pending_routing_token_callbacks_)
cb.Run(overlay_routing_token_.value());
pending_routing_token_callbacks_.clear();
}
void RenderFrameImpl::RequestOverlayRoutingToken(
media::RoutingTokenCallback callback) {
if (overlay_routing_token_.has_value()) {
std::move(callback).Run(overlay_routing_token_.value());
return;
}
// Send a request to the host for the token. We'll notify |callback| when it
// arrives later.
Send(new FrameHostMsg_RequestOverlayRoutingToken(routing_id_));
pending_routing_token_callbacks_.push_back(std::move(callback));
}
void RenderFrameImpl::OnNotifyUserActivation() {
frame_->NotifyUserActivation();
}
void RenderFrameImpl::OnMediaPlayerActionAt(
const gfx::PointF& location,
const blink::WebMediaPlayerAction& action) {
blink::WebFloatRect viewport_position(location.x(), location.y(), 0, 0);
GetLocalRootRenderWidget()->ConvertWindowToViewport(&viewport_position);
frame_->PerformMediaPlayerAction(
WebPoint(viewport_position.x, viewport_position.y), action);
}
void RenderFrameImpl::OnRenderFallbackContent() const {
frame_->RenderFallbackContent();
}
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
#if defined(OS_MACOSX)
void RenderFrameImpl::OnSelectPopupMenuItem(int selected_index) {
if (external_popup_menu_ == NULL)
return;
blink::WebScopedUserGesture gesture(frame_);
// We need to reset |external_popup_menu_| before calling DidSelectItem(),
// which might delete |this|.
// See ExternalPopupMenuRemoveTest.RemoveFrameOnChange
std::unique_ptr<ExternalPopupMenu> popup;
popup.swap(external_popup_menu_);
popup->DidSelectItem(selected_index);
}
#else
void RenderFrameImpl::OnSelectPopupMenuItems(
bool canceled,
const std::vector<int>& selected_indices) {
// It is possible to receive more than one of these calls if the user presses
// a select faster than it takes for the show-select-popup IPC message to make
// it to the browser UI thread. Ignore the extra-messages.
// TODO(jcivelli): http:/b/5793321 Implement a better fix, as detailed in bug.
if (!external_popup_menu_)
return;
blink::WebScopedUserGesture gesture(frame_);
// We need to reset |external_popup_menu_| before calling DidSelectItems(),
// which might delete |this|.
// See ExternalPopupMenuRemoveTest.RemoveFrameOnChange
std::unique_ptr<ExternalPopupMenu> popup;
popup.swap(external_popup_menu_);
popup->DidSelectItems(canceled, selected_indices);
}
#endif
#endif
void RenderFrameImpl::OpenURL(std::unique_ptr<blink::WebNavigationInfo> info,
bool is_history_navigation_in_new_child) {
// A valid RequestorOrigin is always expected to be present.
DCHECK(!info->url_request.RequestorOrigin().IsNull());
WebNavigationPolicy policy = info->navigation_policy;
FrameHostMsg_OpenURL_Params params;
params.url = info->url_request.Url();
params.initiator_origin = info->url_request.RequestorOrigin();
params.uses_post = IsHttpPost(info->url_request);
params.resource_request_body =
GetRequestBodyForWebURLRequest(info->url_request);
params.extra_headers = GetWebURLRequestHeadersAsString(info->url_request);
params.referrer =
RenderViewImpl::GetReferrerFromRequest(frame_, info->url_request);
params.disposition = RenderViewImpl::NavigationPolicyToDisposition(policy);
params.triggering_event_info = info->triggering_event_info;
params.blob_url_token =
CloneBlobURLToken(info->blob_url_token.get()).PassHandle().release();
params.should_replace_current_entry =
info->frame_load_type == WebFrameLoadType::kReplaceCurrentItem &&
render_view_->history_list_length_;
params.user_gesture = info->has_transient_user_activation;
if (GetContentClient()->renderer()->AllowPopup())
params.user_gesture = true;
// TODO(csharrison,dgozman): FrameLoader::StartNavigation already consumes for
// all main frame navigations, except in the case where page A is navigating
// page B (e.g. using anchor targets). This edge case can go away when
// UserActivationV2 ships, which would make the conditional below redundant.
if (is_main_frame_ || policy == blink::kWebNavigationPolicyNewBackgroundTab ||
policy == blink::kWebNavigationPolicyNewForegroundTab ||
policy == blink::kWebNavigationPolicyNewWindow ||
policy == blink::kWebNavigationPolicyNewPopup) {
WebUserGestureIndicator::ConsumeUserGesture(frame_);
}
if (is_history_navigation_in_new_child)
params.is_history_navigation_in_new_child = true;
params.href_translate = info->href_translate.Latin1();
bool current_frame_has_download_sandbox_flag =
!frame_->IsAllowedToDownloadWithoutUserActivation();
bool has_download_sandbox_flag =
info->initiator_frame_has_download_sandbox_flag ||
current_frame_has_download_sandbox_flag;
bool from_ad = info->initiator_frame_is_ad || frame_->IsAdSubframe();
MaybeSetDownloadFramePolicy(
info->is_opener_navigation, info->url_request,
frame_->GetSecurityOrigin(), has_download_sandbox_flag,
info->blocking_downloads_in_sandbox_without_user_activation_enabled,
from_ad, &params.download_policy);
Send(new FrameHostMsg_OpenURL(routing_id_, params));
}
ChildURLLoaderFactoryBundle* RenderFrameImpl::GetLoaderFactoryBundle() {
if (!loader_factories_) {
RenderFrameImpl* creator = RenderFrameImpl::FromWebFrame(
frame_->Parent() ? frame_->Parent() : frame_->Opener());
if (creator) {
auto bundle_info =
base::WrapUnique(static_cast<TrackedChildURLLoaderFactoryBundleInfo*>(
creator->GetLoaderFactoryBundle()->Clone().release()));
loader_factories_ =
base::MakeRefCounted<TrackedChildURLLoaderFactoryBundle>(
std::move(bundle_info));
} else {
SetupLoaderFactoryBundle(nullptr,
base::nullopt /* subresource_overrides */,
nullptr /* prefetch_loader_factory */);
}
}
return loader_factories_.get();
}
void RenderFrameImpl::SetupLoaderFactoryBundle(
std::unique_ptr<blink::URLLoaderFactoryBundleInfo> info,
base::Optional<std::vector<mojom::TransferrableURLLoaderPtr>>
subresource_overrides,
network::mojom::URLLoaderFactoryPtr prefetch_loader_factory) {
RenderThreadImpl* render_thread = RenderThreadImpl::current();
loader_factories_ = base::MakeRefCounted<HostChildURLLoaderFactoryBundle>(
GetTaskRunner(blink::TaskType::kInternalLoading));
// In some tests |render_thread| could be null.
if (render_thread && !info) {
// This should only happen for:
// 1) non-NetworkService cases, or
// 2) With NetworkService, but only for a placeholder document or an
// initial empty document cases.
DCHECK(!base::FeatureList::IsEnabled(network::features::kNetworkService) ||
GetLoadingUrl().is_empty() ||
GetLoadingUrl().spec() == url::kAboutBlankURL);
loader_factories_->Update(render_thread->blink_platform_impl()
->CreateDefaultURLLoaderFactoryBundle()
->PassInterface());
}
if (info) {
loader_factories_->Update(
std::make_unique<ChildURLLoaderFactoryBundleInfo>(std::move(info)));
}
if (subresource_overrides) {
loader_factories_->UpdateSubresourceOverrides(&*subresource_overrides);
}
if (prefetch_loader_factory) {
loader_factories_->SetPrefetchLoaderFactory(
std::move(prefetch_loader_factory));
}
}
void RenderFrameImpl::UpdateEncoding(WebFrame* frame,
const std::string& encoding_name) {
// Only update main frame's encoding_name.
if (!frame->Parent())
GetFrameHost()->UpdateEncoding(encoding_name);
}
void RenderFrameImpl::SyncSelectionIfRequired() {
base::string16 text;
size_t offset;
gfx::Range range;
#if BUILDFLAG(ENABLE_PLUGINS)
if (focused_pepper_plugin_) {
focused_pepper_plugin_->GetSurroundingText(&text, &range);
offset = 0; // Pepper API does not support offset reporting.
// TODO(kinaba): cut as needed.
} else
#endif
{
WebRange selection =
frame_->GetInputMethodController()->GetSelectionOffsets();
if (selection.IsNull())
return;
range = gfx::Range(selection.StartOffset(), selection.EndOffset());
if (frame_->GetInputMethodController()->TextInputType() !=
blink::kWebTextInputTypeNone) {
// If current focused element is editable, we will send 100 more chars
// before and after selection. It is for input method surrounding text
// feature.
if (selection.StartOffset() > kExtraCharsBeforeAndAfterSelection)
offset = selection.StartOffset() - kExtraCharsBeforeAndAfterSelection;
else
offset = 0;
size_t length =
selection.EndOffset() - offset + kExtraCharsBeforeAndAfterSelection;
text = frame_->RangeAsText(WebRange(offset, length)).Utf16();
} else {
offset = selection.StartOffset();
text = frame_->SelectionAsText().Utf16();
// http://crbug.com/101435
// In some case, frame->selectionAsText() returned text's length is not
// equal to the length returned from frame_->GetSelectionOffsets(). So we
// have to set the range according to text.length().
range.set_end(range.start() + text.length());
}
}
// TODO(dglazkov): Investigate if and why this would be happening,
// and resolve this. We shouldn't be carrying selection text here.
// http://crbug.com/632920.
// Sometimes we get repeated didChangeSelection calls from webkit when
// the selection hasn't actually changed. We don't want to report these
// because it will cause us to continually claim the X clipboard.
if (selection_text_offset_ != offset ||
selection_range_ != range ||
selection_text_ != text) {
selection_text_ = text;
selection_text_offset_ = offset;
selection_range_ = range;
SetSelectedText(text, offset, range);
}
GetLocalRootRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::ScrollFocusedEditableElementIntoRect(
const gfx::Rect& rect) {
// TODO(ekaramad): Perhaps we should remove |rect| since all it seems to be
// doing is helping verify if scrolling animation for a given focused editable
// element has finished.
blink::WebAutofillClient* autofill_client = frame_->AutofillClient();
if (has_scrolled_focused_editable_node_into_rect_ &&
rect == rect_for_scrolled_focused_editable_node_ && autofill_client) {
autofill_client->DidCompleteFocusChangeInFrame();
return;
}
if (!frame_->LocalRoot()
->FrameWidget()
->ScrollFocusedEditableElementIntoView()) {
return;
}
rect_for_scrolled_focused_editable_node_ = rect;
has_scrolled_focused_editable_node_into_rect_ = true;
if (!GetLocalRootRenderWidget()->HasPendingPageScaleAnimation() &&
autofill_client) {
autofill_client->DidCompleteFocusChangeInFrame();
}
}
void RenderFrameImpl::ResetHasScrolledFocusedEditableIntoView() {
has_scrolled_focused_editable_node_into_rect_ = false;
}
void RenderFrameImpl::InitializeUserMediaClient() {
RenderThreadImpl* render_thread = RenderThreadImpl::current();
if (!render_thread) // Will be NULL during unit tests.
return;
DCHECK(!web_user_media_client_);
web_user_media_client_ = new UserMediaClientImpl(
this, RenderThreadImpl::current()->GetPeerConnectionDependencyFactory(),
std::make_unique<MediaStreamDeviceObserver>(this),
GetTaskRunner(blink::TaskType::kInternalMedia));
}
void RenderFrameImpl::PrepareRenderViewForNavigation(
const GURL& url,
const CommitNavigationParams& commit_params) {
DCHECK(render_view_->webview());
render_view_->history_list_offset_ =
commit_params.current_history_list_offset;
render_view_->history_list_length_ =
commit_params.current_history_list_length;
}
namespace {
std::unique_ptr<base::DictionaryValue> GetDevToolsInitiator(
const WebString& initiator_str) {
if (initiator_str.IsNull())
return nullptr;
std::unique_ptr<base::DictionaryValue> initiator =
base::DictionaryValue::From(
base::JSONReader::ReadDeprecated(initiator_str.Utf8()));
if (!initiator)
return nullptr;
// TODO(kozy,caseq): the hack below is due to the fact that initiators include
// the chain of async callstacks that results in a tree of Values so deep
// that it triggers mojo structure nesting limit upon deserialization.
// See https://crbug.com/809996 for more details.
// We trim async stacks here, but it should be possible to capture locations
// without async stacks (or with custom limit on their number) instead.
base::Value* parent = initiator->FindPath({"stack", "parent"});
if (parent && parent->is_dict())
parent->RemoveKey("parent");
return initiator;
}
} // namespace
void RenderFrameImpl::BeginNavigationInternal(
std::unique_ptr<blink::WebNavigationInfo> info) {
std::unique_ptr<DocumentState> document_state_owned = BuildDocumentState();
DocumentState* document_state = document_state_owned.get();
if (!frame_->CreatePlaceholderDocumentLoader(
*info, std::move(document_state_owned))) {
return;
}
browser_side_navigation_pending_ = true;
browser_side_navigation_pending_url_ = info->url_request.Url();
blink::WebURLRequest& request = info->url_request;
// Set SiteForCookies.
WebDocument frame_document = frame_->GetDocument();
if (info->frame_type == network::mojom::RequestContextFrameType::kTopLevel)
request.SetSiteForCookies(request.Url());
else
request.SetSiteForCookies(frame_document.SiteForCookies());
ui::PageTransition transition_type = GetTransitionType(
ui::PAGE_TRANSITION_LINK,
info->frame_load_type == WebFrameLoadType::kReplaceCurrentItem,
IsMainFrame(), info->navigation_type);
if (info->is_client_redirect) {
transition_type = ui::PageTransitionFromInt(
transition_type | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
}
// Note: At this stage, the goal is to apply all the modifications the
// renderer wants to make to the request, and then send it to the browser, so
// that the actual network request can be started. Ideally, all such
// modifications should take place in WillSendRequestInternal, and in the
// implementation of willSendRequest for the various InspectorAgents
// (devtools).
//
// TODO(clamy): Apply devtools override.
// TODO(clamy): Make sure that navigation requests are not modified somewhere
// else in blink.
WillSendRequestInternal(
request,
frame_->Parent() ? ResourceType::kSubFrame : ResourceType::kMainFrame,
document_state, transition_type);
if (!info->url_request.GetExtraData())
info->url_request.SetExtraData(std::make_unique<RequestExtraData>());
// TODO(clamy): Same-document navigations should not be sent back to the
// browser.
// TODO(clamy): Data urls should not be sent back to the browser either.
// These values are assumed on the browser side for navigations. These checks
// ensure the renderer has the correct values.
DCHECK_EQ(network::mojom::FetchRequestMode::kNavigate,
info->url_request.GetFetchRequestMode());
DCHECK_EQ(network::mojom::FetchCredentialsMode::kInclude,
info->url_request.GetFetchCredentialsMode());
DCHECK_EQ(network::mojom::FetchRedirectMode::kManual,
info->url_request.GetFetchRedirectMode());
DCHECK(frame_->Parent() ||
info->frame_type ==
network::mojom::RequestContextFrameType::kTopLevel);
DCHECK(!frame_->Parent() ||
info->frame_type == network::mojom::RequestContextFrameType::kNested);
bool is_form_submission =
info->navigation_type == blink::kWebNavigationTypeFormSubmitted ||
info->navigation_type == blink::kWebNavigationTypeFormResubmitted;
GURL searchable_form_url;
std::string searchable_form_encoding;
if (!info->form.IsNull()) {
WebSearchableFormData web_searchable_form_data(info->form);
searchable_form_url = web_searchable_form_data.Url();
searchable_form_encoding = web_searchable_form_data.Encoding().Utf8();
}
GURL client_side_redirect_url;
if (info->is_client_redirect)
client_side_redirect_url = frame_->GetDocument().Url();
blink::mojom::BlobURLTokenPtr blob_url_token(
CloneBlobURLToken(info->blob_url_token.get()));
int load_flags = info->url_request.GetLoadFlagsForWebUrlRequest();
std::unique_ptr<base::DictionaryValue> initiator =
GetDevToolsInitiator(info->devtools_initiator_info);
mojom::BeginNavigationParamsPtr begin_navigation_params =
mojom::BeginNavigationParams::New(
GetWebURLRequestHeadersAsString(info->url_request), load_flags,
info->url_request.GetSkipServiceWorker(),
GetRequestContextTypeForWebURLRequest(info->url_request),
GetMixedContentContextTypeForWebURLRequest(info->url_request),
is_form_submission, searchable_form_url, searchable_form_encoding,
client_side_redirect_url,
initiator ? base::make_optional<base::Value>(std::move(*initiator))
: base::nullopt);
mojom::NavigationClientAssociatedPtrInfo navigation_client_info;
if (IsPerNavigationMojoInterfaceEnabled()) {
BindNavigationClient(mojo::MakeRequest(&navigation_client_info));
navigation_client_impl_->MarkWasInitiatedInThisFrame();
}
blink::mojom::NavigationInitiatorPtr initiator_ptr(
blink::mojom::NavigationInitiatorPtrInfo(
std::move(info->navigation_initiator_handle), 0));
bool current_frame_has_download_sandbox_flag =
!frame_->IsAllowedToDownloadWithoutUserActivation();
bool has_download_sandbox_flag =
info->initiator_frame_has_download_sandbox_flag ||
current_frame_has_download_sandbox_flag;
bool from_ad = info->initiator_frame_is_ad || frame_->IsAdSubframe();
GetFrameHost()->BeginNavigation(
MakeCommonNavigationParams(frame_->GetSecurityOrigin(), std::move(info),
load_flags, has_download_sandbox_flag,
from_ad),
std::move(begin_navigation_params), std::move(blob_url_token),
std::move(navigation_client_info), std::move(initiator_ptr));
}
void RenderFrameImpl::DecodeDataURL(const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params,
std::string* mime_type,
std::string* charset,
std::string* data,
GURL* base_url) {
// A loadData request with a specified base URL.
GURL data_url = common_params.url;
#if defined(OS_ANDROID)
if (!commit_params.data_url_as_string.empty()) {
#if DCHECK_IS_ON()
{
std::string mime_type_tmp, charset_tmp, data_tmp;
DCHECK(net::DataURL::Parse(data_url, &mime_type_tmp, &charset_tmp,
&data_tmp));
DCHECK(data_tmp.empty());
}
#endif
data_url = GURL(commit_params.data_url_as_string);
if (!data_url.is_valid() || !data_url.SchemeIs(url::kDataScheme)) {
data_url = common_params.url;
}
}
#endif
if (net::DataURL::Parse(data_url, mime_type, charset, data)) {
*base_url = common_params.base_url_for_data_url.is_empty()
? common_params.url
: common_params.base_url_for_data_url;
} else {
CHECK(false) << "Invalid URL passed: "
<< common_params.url.possibly_invalid_spec();
}
}
void RenderFrameImpl::SendUpdateState() {
if (current_history_item_.IsNull())
return;
Send(new FrameHostMsg_UpdateState(
routing_id_, SingleHistoryItemToPageState(current_history_item_)));
}
void RenderFrameImpl::SendFailedProvisionalLoad(const std::string& http_method,
const WebURLError& error,
blink::WebLocalFrame* frame) {
bool show_repost_interstitial =
error.reason() == net::ERR_CACHE_MISS && http_method == "POST";
FrameHostMsg_DidFailProvisionalLoadWithError_Params params;
params.error_code = error.reason();
GetContentClient()->renderer()->GetErrorDescription(
error, http_method, &params.error_description);
params.url = error.url(),
params.showing_repost_interstitial = show_repost_interstitial;
Send(new FrameHostMsg_DidFailProvisionalLoadWithError(routing_id_, params));
}
bool RenderFrameImpl::ShouldDisplayErrorPageForFailedLoad(
int error_code,
const GURL& unreachable_url) {
// Don't display an error page if this is simply a cancelled load. Aside
// from being dumb, Blink doesn't expect it and it will cause a crash.
if (error_code == net::ERR_ABORTED)
return false;
// Don't display "client blocked" error page if browser has asked us not to.
if (error_code == net::ERR_BLOCKED_BY_CLIENT &&
render_view_->renderer_preferences_.disable_client_blocked_error_page) {
return false;
}
// Allow the embedder to suppress an error page.
if (GetContentClient()->renderer()->ShouldSuppressErrorPage(
this, unreachable_url)) {
return false;
}
return true;
}
GURL RenderFrameImpl::GetLoadingUrl() const {
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
GURL overriden_url;
if (MaybeGetOverriddenURL(document_loader, &overriden_url))
return overriden_url;
return document_loader->GetUrl();
}
media::MediaPermission* RenderFrameImpl::GetMediaPermission() {
if (!media_permission_dispatcher_)
media_permission_dispatcher_.reset(new MediaPermissionDispatcher(this));
return media_permission_dispatcher_.get();
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::HandlePepperImeCommit(const base::string16& text) {
if (text.empty())
return;
if (!IsPepperAcceptingCompositionEvents()) {
// For pepper plugins unable to handle IME events, send the plugin a
// sequence of characters instead.
base::i18n::UTF16CharIterator iterator(&text);
int32_t i = 0;
while (iterator.Advance()) {
blink::WebKeyboardEvent char_event(blink::WebInputEvent::kChar,
blink::WebInputEvent::kNoModifiers,
ui::EventTimeForNow());
char_event.windows_key_code = text[i];
char_event.native_key_code = text[i];
const int32_t char_start = i;
for (; i < iterator.array_pos(); ++i) {
char_event.text[i - char_start] = text[i];
char_event.unmodified_text[i - char_start] = text[i];
}
if (GetLocalRootRenderWidget()->GetWebWidget())
GetLocalRootRenderWidget()->GetWebWidget()->HandleInputEvent(
blink::WebCoalescedInputEvent(char_event));
}
} else {
// Mimics the order of events sent by WebKit.
// See WebCore::Editor::setComposition() for the corresponding code.
focused_pepper_plugin_->HandleCompositionEnd(text);
focused_pepper_plugin_->HandleTextInput(text);
}
pepper_composition_text_.clear();
}
#endif // ENABLE_PLUGINS
void RenderFrameImpl::RegisterMojoInterfaces() {
GetAssociatedInterfaceRegistry()->AddInterface(base::Bind(
&RenderFrameImpl::BindAutoplayConfiguration, weak_factory_.GetWeakPtr()));
GetAssociatedInterfaceRegistry()->AddInterface(base::Bind(
&RenderFrameImpl::BindFrameBindingsControl, weak_factory_.GetWeakPtr()));
GetAssociatedInterfaceRegistry()->AddInterface(
base::Bind(&RenderFrameImpl::BindFrameNavigationControl,
weak_factory_.GetWeakPtr()));
if (IsPerNavigationMojoInterfaceEnabled()) {
GetAssociatedInterfaceRegistry()->AddInterface(base::BindRepeating(
&RenderFrameImpl::BindNavigationClient, weak_factory_.GetWeakPtr()));
}
GetAssociatedInterfaceRegistry()->AddInterface(base::BindRepeating(
&RenderFrameImpl::BindFullscreen, weak_factory_.GetWeakPtr()));
registry_.AddInterface(base::Bind(&FrameInputHandlerImpl::CreateMojoService,
weak_factory_.GetWeakPtr()));
registry_.AddInterface(
base::Bind(&InputTargetClientImpl::BindToRequest,
base::Unretained(&input_target_client_impl_)));
registry_.AddInterface(
base::Bind(&RenderFrameImpl::BindWidget, weak_factory_.GetWeakPtr()));
GetAssociatedInterfaceRegistry()->AddInterface(base::BindRepeating(
&RenderFrameImpl::BindMhtmlFileWriter, base::Unretained(this)));
if (!frame_->Parent()) {
// Only main frame have ImageDownloader service.
registry_.AddInterface(base::Bind(&ImageDownloaderImpl::CreateMojoService,
base::Unretained(this)));
// Host zoom is per-page, so only added on the main frame.
GetAssociatedInterfaceRegistry()->AddInterface(base::Bind(
&RenderFrameImpl::OnHostZoomClientRequest, weak_factory_.GetWeakPtr()));
}
}
void RenderFrameImpl::OnHostZoomClientRequest(
mojom::HostZoomAssociatedRequest request) {
DCHECK(!host_zoom_binding_.is_bound());
host_zoom_binding_.Bind(std::move(request),
GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindMhtmlFileWriter(
mojom::MhtmlFileWriterAssociatedRequest request) {
mhtml_file_writer_binding_.Bind(
std::move(request), GetTaskRunner(blink::TaskType::kInternalDefault));
}
void RenderFrameImpl::CheckIfAudioSinkExistsAndIsAuthorized(
const blink::WebString& sink_id,
blink::WebSetSinkIdCompleteCallback completion_callback) {
std::move(
media::ConvertToOutputDeviceStatusCB(std::move(completion_callback)))
.Run(AudioDeviceFactory::GetOutputDeviceInfo(
GetRoutingID(), media::AudioSinkParameters(0, sink_id.Utf8()))
.device_status());
}
std::unique_ptr<blink::WebURLLoaderFactory>
RenderFrameImpl::CreateURLLoaderFactory() {
if (!RenderThreadImpl::current()) {
// Some tests (e.g. RenderViewTests) do not have RenderThreadImpl,
// use the platform's default WebURLLoaderFactoryImpl for them.
return WebURLLoaderFactoryImpl::CreateTestOnlyFactory();
}
return std::make_unique<FrameURLLoaderFactory>(weak_factory_.GetWeakPtr());
}
void RenderFrameImpl::DraggableRegionsChanged() {
for (auto& observer : observers_)
observer.DraggableRegionsChanged();
}
void RenderFrameImpl::ScrollRectToVisibleInParentFrame(
const blink::WebRect& rect_to_scroll,
const blink::WebScrollIntoViewParams& params) {
DCHECK(IsLocalRoot());
Send(new FrameHostMsg_ScrollRectToVisibleInParentFrame(
routing_id_, rect_to_scroll, params));
}
void RenderFrameImpl::BubbleLogicalScrollInParentFrame(
blink::WebScrollDirection direction,
blink::WebScrollGranularity granularity) {
DCHECK(IsLocalRoot());
DCHECK(!IsMainFrame());
Send(new FrameHostMsg_BubbleLogicalScrollInParentFrame(routing_id_, direction,
granularity));
}
bool RenderFrameImpl::IsBrowserSideNavigationPending() {
return browser_side_navigation_pending_;
}
void RenderFrameImpl::LoadHTMLString(const std::string& html,
const GURL& base_url,
const std::string& text_encoding,
const GURL& unreachable_url,
bool replace_current_item) {
auto navigation_params = std::make_unique<WebNavigationParams>();
navigation_params->url = base_url;
WebNavigationParams::FillStaticResponse(navigation_params.get(), "text/html",
WebString::FromUTF8(text_encoding),
html);
navigation_params->unreachable_url = unreachable_url;
navigation_params->frame_load_type =
replace_current_item ? blink::WebFrameLoadType::kReplaceCurrentItem
: blink::WebFrameLoadType::kStandard;
frame_->CommitNavigation(std::move(navigation_params),
nullptr /* extra_data */);
}
scoped_refptr<base::SingleThreadTaskRunner> RenderFrameImpl::GetTaskRunner(
blink::TaskType task_type) {
return GetWebFrame()->GetTaskRunner(task_type);
}
int RenderFrameImpl::GetEnabledBindings() {
return enabled_bindings_;
}
void RenderFrameImpl::FrameDidCallFocus() {
Send(new FrameHostMsg_FrameDidCallFocus(routing_id_));
}
void RenderFrameImpl::SetAccessibilityModeForTest(ui::AXMode new_mode) {
OnSetAccessibilityMode(new_mode);
}
scoped_refptr<network::SharedURLLoaderFactory>
RenderFrameImpl::GetURLLoaderFactory() {
return GetLoaderFactoryBundle();
}
const RenderFrameMediaPlaybackOptions&
RenderFrameImpl::GetRenderFrameMediaPlaybackOptions() {
return renderer_media_playback_options_;
}
void RenderFrameImpl::SetRenderFrameMediaPlaybackOptions(
const RenderFrameMediaPlaybackOptions& opts) {
renderer_media_playback_options_ = opts;
}
void RenderFrameImpl::UpdateAllLifecyclePhasesAndCompositeForTesting() {
// This is only called for web tests and WebFrameTestProxy overrides this
// method to implement it there.
NOTREACHED();
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::PepperInstanceCreated(
PepperPluginInstanceImpl* instance) {
active_pepper_instances_.insert(instance);
Send(new FrameHostMsg_PepperInstanceCreated(
routing_id_, instance->pp_instance()));
}
void RenderFrameImpl::PepperInstanceDeleted(
PepperPluginInstanceImpl* instance) {
active_pepper_instances_.erase(instance);
if (pepper_last_mouse_event_target_ == instance)
pepper_last_mouse_event_target_ = nullptr;
if (focused_pepper_plugin_ == instance)
PepperFocusChanged(instance, false);
RenderFrameImpl* const render_frame = instance->render_frame();
if (render_frame) {
render_frame->Send(
new FrameHostMsg_PepperInstanceDeleted(
render_frame->GetRoutingID(),
instance->pp_instance()));
}
}
void RenderFrameImpl::PepperFocusChanged(PepperPluginInstanceImpl* instance,
bool focused) {
if (focused)
focused_pepper_plugin_ = instance;
else if (focused_pepper_plugin_ == instance)
focused_pepper_plugin_ = nullptr;
GetLocalRootRenderWidget()->UpdateTextInputState();
GetLocalRootRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::PepperStartsPlayback(PepperPluginInstanceImpl* instance) {
RenderFrameImpl* const render_frame = instance->render_frame();
if (render_frame) {
render_frame->Send(
new FrameHostMsg_PepperStartsPlayback(
render_frame->GetRoutingID(),
instance->pp_instance()));
}
}
void RenderFrameImpl::PepperStopsPlayback(PepperPluginInstanceImpl* instance) {
RenderFrameImpl* const render_frame = instance->render_frame();
if (render_frame) {
render_frame->Send(
new FrameHostMsg_PepperStopsPlayback(
render_frame->GetRoutingID(),
instance->pp_instance()));
}
}
void RenderFrameImpl::OnSetPepperVolume(int32_t pp_instance, double volume) {
PepperPluginInstanceImpl* instance = static_cast<PepperPluginInstanceImpl*>(
PepperPluginInstance::Get(pp_instance));
if (instance)
instance->audio_controller().SetVolume(volume);
}
#endif // ENABLE_PLUGINS
void RenderFrameImpl::ShowCreatedWindow(bool opened_by_user_gesture,
RenderWidget* render_widget_to_show,
WebNavigationPolicy policy,
const gfx::Rect& initial_rect) {
// |render_widget_to_show| is the main RenderWidget for a pending window
// created by this object, but not yet shown. The tab is currently offscreen,
// and still owned by the opener. Sending |FrameHostMsg_ShowCreatedWindow|
// will move it off the opener's pending list, and put it in its own tab or
// window.
//
// This call happens only for renderer-created windows; for example, when a
// tab is created by script via window.open().
Send(new FrameHostMsg_ShowCreatedWindow(
GetRoutingID(), render_widget_to_show->routing_id(),
RenderViewImpl::NavigationPolicyToDisposition(policy), initial_rect,
opened_by_user_gesture));
}
void RenderFrameImpl::RenderWidgetSetFocus(bool enable) {
#if BUILDFLAG(ENABLE_PLUGINS)
// Notify all Pepper plugins.
for (auto* plugin : active_pepper_instances_)
plugin->SetContentAreaFocus(enable);
#endif
}
void RenderFrameImpl::RenderWidgetWillHandleMouseEvent() {
#if BUILDFLAG(ENABLE_PLUGINS)
// This method is called for every mouse event that the RenderWidget receives.
// And then the mouse event is forwarded to blink, which dispatches it to the
// event target. Potentially a Pepper plugin will receive the event.
// In order to tell whether a plugin gets the last mouse event and which it
// is, we set |pepper_last_mouse_event_target_| to null here. If a plugin gets
// the event, it will notify us via DidReceiveMouseEvent() and set itself as
// |pepper_last_mouse_event_target_|.
pepper_last_mouse_event_target_ = nullptr;
#endif
}
void RenderFrameImpl::BindWidget(mojom::WidgetRequest request) {
GetLocalRootRenderWidget()->SetWidgetBinding(std::move(request));
}
blink::WebComputedAXTree* RenderFrameImpl::GetOrCreateWebComputedAXTree() {
if (!computed_ax_tree_)
computed_ax_tree_ = std::make_unique<AomContentAxTree>(this);
return computed_ax_tree_.get();
}
std::unique_ptr<blink::WebSocketHandshakeThrottle>
RenderFrameImpl::CreateWebSocketHandshakeThrottle() {
WebLocalFrame* web_local_frame = GetWebFrame();
if (!web_local_frame)
return nullptr;
auto* render_frame = content::RenderFrame::FromWebFrame(web_local_frame);
if (!render_frame)
return nullptr;
int render_frame_id = render_frame->GetRoutingID();
// Lazily create the provider.
if (!websocket_handshake_throttle_provider_) {
websocket_handshake_throttle_provider_ =
GetContentClient()
->renderer()
->CreateWebSocketHandshakeThrottleProvider();
if (!websocket_handshake_throttle_provider_)
return nullptr;
}
return websocket_handshake_throttle_provider_->CreateThrottle(
render_frame_id,
render_frame->GetTaskRunner(blink::TaskType::kInternalDefault));
}
bool RenderFrameImpl::ShouldThrottleDownload() {
const auto now = base::TimeTicks::Now();
if (num_burst_download_requests_ == 0) {
burst_download_start_time_ = now;
} else if (num_burst_download_requests_ >= kBurstDownloadLimit) {
static constexpr auto kBurstDownloadLimitResetInterval =
TimeDelta::FromSeconds(1);
if (now - burst_download_start_time_ > kBurstDownloadLimitResetInterval) {
num_burst_download_requests_ = 1;
burst_download_start_time_ = now;
return false;
}
return true;
}
num_burst_download_requests_++;
return false;
}
std::unique_ptr<blink::WebServiceWorkerNetworkProvider>
RenderFrameImpl::BuildServiceWorkerNetworkProviderForNavigation(
blink::mojom::ControllerServiceWorkerInfoPtr controller_service_worker_info,
blink::mojom::ServiceWorkerProviderInfoForWindowPtr provider_info) {
// An empty provider will always be created since it is expected in a certain
// number of places.
if (!provider_info) {
return ServiceWorkerNetworkProviderForFrame::CreateInvalidInstance();
}
scoped_refptr<network::SharedURLLoaderFactory> fallback_factory =
network::SharedURLLoaderFactory::Create(
GetLoaderFactoryBundle()->CloneWithoutAppCacheFactory());
return ServiceWorkerNetworkProviderForFrame::Create(
this, std::move(provider_info), std::move(controller_service_worker_info),
std::move(fallback_factory));
}
void RenderFrameImpl::AbortCommitNavigation(
mojom::FrameNavigationControl::CommitNavigationCallback callback,
blink::mojom::CommitResult reason) {
DCHECK(callback || IsPerNavigationMojoInterfaceEnabled());
// The callback will trigger
// RenderFrameHostImpl::OnCrossDocumentCommitProcessed() as will the interface
// disconnection. Note: We are using the callback and not the flag to
// determine if NavigationClient::CommitNavigation was used, because in
// certain cases we use the old path even when the flag is on (e.g. some
// interstitials).
if (callback) {
std::move(callback).Run(reason);
} else {
navigation_client_impl_.reset();
}
}
} // namespace content