| // Copyright 2015 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 "components/omnibox/browser/clipboard_url_provider.h" |
| |
| #include <algorithm> |
| |
| #include "base/feature_list.h" |
| #include "base/logging.h" |
| #include "base/metrics/histogram_functions.h" |
| #include "base/metrics/histogram_macros.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "components/omnibox/browser/autocomplete_input.h" |
| #include "components/omnibox/browser/autocomplete_provider_client.h" |
| #include "components/omnibox/browser/omnibox_field_trial.h" |
| #include "components/omnibox/browser/verbatim_match.h" |
| #include "components/open_from_clipboard/clipboard_recent_content.h" |
| #include "components/strings/grit/components_strings.h" |
| #include "components/url_formatter/url_formatter.h" |
| #include "ui/base/l10n/l10n_util.h" |
| |
| ClipboardURLProvider::ClipboardURLProvider( |
| AutocompleteProviderClient* client, |
| HistoryURLProvider* history_url_provider, |
| ClipboardRecentContent* clipboard_content) |
| : AutocompleteProvider(AutocompleteProvider::TYPE_CLIPBOARD_URL), |
| client_(client), |
| clipboard_content_(clipboard_content), |
| history_url_provider_(history_url_provider), |
| current_url_suggested_times_(0) { |
| DCHECK(clipboard_content_); |
| } |
| |
| ClipboardURLProvider::~ClipboardURLProvider() {} |
| |
| void ClipboardURLProvider::Start(const AutocompleteInput& input, |
| bool minimal_changes) { |
| matches_.clear(); |
| |
| // If the user started typing, do not offer clipboard based match. |
| if (!input.from_omnibox_focus()) |
| return; |
| |
| GURL url; |
| // The clipboard does not contain a URL worth suggesting. |
| if (!clipboard_content_->GetRecentURLFromClipboard(&url)) { |
| current_url_suggested_ = GURL(); |
| current_url_suggested_times_ = 0; |
| return; |
| } |
| // The URL on the page is the same as the URL in the clipboard. Don't |
| // bother suggesting it. |
| if (url == input.current_url()) |
| return; |
| |
| DCHECK(url.is_valid()); |
| // If the omnibox is not empty, add a default match. |
| // This match will be opened when the user presses "Enter". |
| if (!input.text().empty()) { |
| const base::string16 description = |
| (base::FeatureList::IsEnabled(omnibox::kDisplayTitleForCurrentUrl)) |
| ? input.current_title() |
| : base::string16(); |
| AutocompleteMatch verbatim_match = |
| VerbatimMatchForURL(client_, input, input.current_url(), description, |
| history_url_provider_, -1); |
| matches_.push_back(verbatim_match); |
| } |
| UMA_HISTOGRAM_BOOLEAN("Omnibox.ClipboardSuggestionShownWithCurrentURL", |
| !matches_.empty()); |
| UMA_HISTOGRAM_LONG_TIMES_100("Omnibox.ClipboardSuggestionShownAge", |
| clipboard_content_->GetClipboardContentAge()); |
| // Record the number of times the currently-offered URL has been suggested. |
| // This only works over this run of Chrome; if the URL was in the clipboard |
| // on a previous run, those offerings will not be counted. |
| if (url == current_url_suggested_) { |
| current_url_suggested_times_++; |
| } else { |
| current_url_suggested_ = url; |
| current_url_suggested_times_ = 1; |
| } |
| base::UmaHistogramSparse( |
| "Omnibox.ClipboardSuggestionShownNumTimes", |
| std::min(current_url_suggested_times_, static_cast<size_t>(20))); |
| |
| // Add the clipboard match. The relevance is 800 to beat ZeroSuggest results. |
| AutocompleteMatch match(this, 800, false, AutocompleteMatchType::CLIPBOARD); |
| match.destination_url = url; |
| // Because the user did not type a related input to get this clipboard |
| // suggestion, preserve the path and subdomain so the user has extra context. |
| auto format_types = AutocompleteMatch::GetFormatTypes(false, true, true); |
| match.contents.assign(url_formatter::FormatUrl( |
| url, format_types, net::UnescapeRule::SPACES, nullptr, nullptr, nullptr)); |
| AutocompleteMatch::ClassifyLocationInString( |
| base::string16::npos, 0, match.contents.length(), |
| ACMatchClassification::URL, &match.contents_class); |
| |
| match.description.assign(l10n_util::GetStringUTF16(IDS_LINK_FROM_CLIPBOARD)); |
| AutocompleteMatch::ClassifyLocationInString( |
| base::string16::npos, 0, match.description.length(), |
| ACMatchClassification::NONE, &match.description_class); |
| |
| matches_.push_back(match); |
| } |
| |
| void ClipboardURLProvider::AddProviderInfo(ProvidersInfo* provider_info) const { |
| // If a URL wasn't suggested on this most recent focus event, don't bother |
| // setting |times_returned_results_in_session|, as in effect this URL has |
| // never been suggested during the current session. (For the purpose of |
| // this provider, we define a session as intervals between when a URL |
| // clipboard suggestion changes.) |
| if (current_url_suggested_times_ == 0) |
| return; |
| provider_info->push_back(metrics::OmniboxEventProto_ProviderInfo()); |
| metrics::OmniboxEventProto_ProviderInfo& new_entry = provider_info->back(); |
| new_entry.set_provider(AsOmniboxEventProviderType()); |
| new_entry.set_times_returned_results_in_session(current_url_suggested_times_); |
| } |