Goa tutorial
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OAuth2 Goa library for Apps Script tutorial including how to use the Google Developer console dashboard. Handles Google and other providers as well as Service accounts.
![Script IDE: 2a. create credentials script and run it
function oneOffScript() {
var options = {
packageName: 'goa-tutorial-user',
clientId: 'xxx.apps.googleusercontent.com',
clientSecret:'xxxx',
scopes : cGoa.GoaApp.scopesGoogleExpand (['pubsub','cloud-platform']),
service:'google'
};
// store one off
cGoa.GoaApp.setPackage (PropertiesService.getUserProperties(), options);
}
(if using user Oauth2)](https://image.slidesharecdn.com/goatutorial-151106184524-lva1-app6891/85/Goa-tutorial-13-320.jpg)
![function oneOffScript() {
var options = {
packageName: 'goa-tutorial-service',
fileId:'0B92xxxxxxjNDR28',
scopes : cGoa.GoaApp.scopesGoogleExpand (['pubsub','cloud-platform']),
service:'google_service'
};
cGoa.GoaApp.setPackage (PropertiesService.getScriptProperties(),
cGoa.GoaApp.createServiceAccount (DriveApp , options));
}
Script IDE: 2b. create credentials script and run it
(if using Service account)
the JSON key file id](https://image.slidesharecdn.com/goatutorial-151106184524-lva1-app6891/85/Goa-tutorial-14-320.jpg)
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Goa tutorial
- 1. OAUTH2 and Apps Script It's not that complicated
- 2. Authentication and Authorization How to use Goa to simplify OAuth2 user and service account handling in Apps Script. developers console script ide consuming tokens More information at Desktop Liberation Apps Script
- 3. In the developers console 1. Create the project 2. Select the APIS to use 3. See which scopes the APIS require using the API explorer 4. Get credentials a. Web client - take note of client ID and client secret b. Service Account - download the JSON data to Drive
- 4. Developers console How to set up an API project in the Google Developers consoleProject dashboard
- 5. ……. Developers console: 1. Create the project
- 6. Developers console: 2. Select the APIS to use
- 7. Developers console: 3. note scopes (API explorer)
- 8. Developers console: 4a. Get credentials (user) (if using user Oauth2)
- 9. Developers console: 4b. Get credentials (service) (if using Service account)
- 10. Apps Script How to set up Goa for OAuth2 and Service Accounts in the Apps Script IDEThe Script IDE
- 11. In your script 1. Include the cGoa library (MZx5DzNPsYjVyZaR67xXJQai_d-phDA33) 2. Create a one off script to store credentials and run it 3. If a user Oauth2 account (instead of a service account) a. Publish and run your App b. Copy the redirect URI to the developer console from the consent screen c. Allow the consent process to finish 4. Delete your one off script (or move it somewhere private)
- 12. Script IDE: 1. include cGoa library MZx5DzNPsYjVyZaR67xXJQai_d-phDA33
- 13. Script IDE: 2a. create credentials script and run it function oneOffScript() { var options = { packageName: 'goa-tutorial-user', clientId: 'xxx.apps.googleusercontent.com', clientSecret:'xxxx', scopes : cGoa.GoaApp.scopesGoogleExpand (['pubsub','cloud-platform']), service:'google' }; // store one off cGoa.GoaApp.setPackage (PropertiesService.getUserProperties(), options); } (if using user Oauth2)
- 14. function oneOffScript() { var options = { packageName: 'goa-tutorial-service', fileId:'0B92xxxxxxjNDR28', scopes : cGoa.GoaApp.scopesGoogleExpand (['pubsub','cloud-platform']), service:'google_service' }; cGoa.GoaApp.setPackage (PropertiesService.getScriptProperties(), cGoa.GoaApp.createServiceAccount (DriveApp , options)); } Script IDE: 2b. create credentials script and run it (if using Service account) the JSON key file id
- 15. function doGet(e) { var goa = cGoa.GoaApp.createGoa ('goa-tutorial-user', PropertiesService.getUserProperties()).execute (e); if (goa.needsConsent()) { return goa.getConsent(); } return HtmlService.createHtmlOutput (goa.hasToken() ? 'your token has been stored' : 'failed to get token') .setSandboxMode(HtmlService.SandboxMode.IFRAME); } Script IDE: 3a. Publish app and run it (if using user Oauth2)
- 16. Script IDE: 3b. Copy redirect uri and origin to console (if using user Oauth2)
- 17. Script IDE: 3c. Allow the consent process to complete (if using user Oauth2)
- 18. function oneOffScript() { …. } function doGet() { …. } Script IDE: 4. delete one off script (and doGet) scripts no longer needed
- 19. Apps Script How to consume Goa access tokens in Apps Script projects Using the token
- 20. Using Goa 1. Once Goa has been set up there is no need for any more interaction 2. Just fetch the access token and use it. It will be automatically refreshed
- 21. Using Goa: 1. Getting the token var goa = cGoa.GoaApp.createGoa ('goa-tutorial-user', PropertiesService.getUserProperties()).execute (); if (goa.hasToken()) { var token = goa.getToken(); } same for both service account and user OAuth2 Just change property store and credentials name
- 22. Using Goa: 2. Using the token var result = UrlFetchApp.fetch (apiUrl , { header: { authentication: 'Bearer ' + goa.getToken() } }); same for both service account and user OAuth2
- 23. More Goa The source code, examples and additional features of Goa, including how to set up for API providers other than Google can be found at Desktop Liberation Further capabilities