2014-04-01 07:16:39 -04:00
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define(function() {
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'use strict';
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var OAuth = function(googleApi) {
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this._googleApi = googleApi;
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};
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OAuth.prototype.isSupported = function() {
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return !!(window.chrome && chrome.identity);
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};
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/**
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* Request an OAuth token from chrome for gmail users
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*/
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2014-05-21 07:01:41 -04:00
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OAuth.prototype.getOAuthToken = function(emailAddress, callback) {
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var idOptions = {
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interactive: true
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};
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// check which runtime the app is running under
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chrome.runtime.getPlatformInfo(function(platformInfo) {
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if ((chrome && chrome.runtime && chrome.runtime.lastError) || !platformInfo) {
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callback(new Error('Error getting chrome platform info!'));
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2014-04-01 07:16:39 -04:00
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return;
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}
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2014-05-21 07:01:41 -04:00
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if (emailAddress && platformInfo.os.indexOf('android') !== -1) {
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// set accountHint so that native Android account picker does not show up each time
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idOptions.accountHint = emailAddress;
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}
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// get OAuth Token from chrome
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chrome.identity.getAuthToken(idOptions, function(token) {
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if ((chrome && chrome.runtime && chrome.runtime.lastError) || !token) {
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callback({
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errMsg: 'Error fetching an OAuth token for the user!'
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});
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return;
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}
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callback(null, token);
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});
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2014-04-01 07:16:39 -04:00
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});
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};
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OAuth.prototype.queryEmailAddress = function(token, callback) {
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if (!token) {
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callback({
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errMsg: 'Invalid OAuth token!'
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});
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return;
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}
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// fetch gmail user's email address from the Google Authorization Server
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this._googleApi.get({
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2014-05-21 07:01:41 -04:00
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uri: '/oauth2/v3/userinfo?access_token=' + token
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2014-04-01 07:16:39 -04:00
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}, function(err, info) {
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if (err || !info || !info.email) {
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callback({
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errMsg: 'Error looking up email address on google api!'
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});
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return;
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}
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callback(null, info.email);
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});
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};
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return OAuth;
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});
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