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gaia/apps/email/js/cards/setup_oauth2.js

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+'use strict';
+define(function(require) {
+
+var appSelf = require('app_self'),
+    cards = require('cards');
+
+return [
+  require('./base_card')(require('template!./setup_oauth2.html')),
+  {
+    onArgs: function(args) {
+      this.onBrowserComplete = args.onBrowserComplete;
+
+
+      var browserFrame = document.createElement('iframe');
+      browserFrame.classList.add('sup-oauth2-browser');
+      browserFrame.setAttribute('mozbrowser', true);
+      browserFrame.setAttribute('src', args.url);
+      browserFrame.addEventListener('mozbrowserlocationchange',
+                                    this.onLocationChange.bind(this));
+
+      this.scrollRegion.appendChild(browserFrame);
+    },
+
+    die: function() {
+      // The main reason a mozbrowser for this flow, not preserving cookies.
+      appSelf.latest('self', function(app) {
+        console.log('clearing browser data: ' + app);
+        // Each app has two cookie jars, one for the app and one for browsing
+        // contexts. This call just clears the browsing context.
+        if (app) {
+          app.clearBrowserData();
+        }
+        console.log('browser data cleared');
+      });
+    },
+
+    close: function() {
+      cards.removeCardAndSuccessors(this, 'animate', 1);
+    },
+
+    onBack: function(event) {
+      if (event) {
+        event.stopPropagation();
+        event.preventDefault();
+      }
+
+      this.onBrowserComplete({
+        type: 'oauth2Cancel'
+      });
+
+      this.close();
+    },
+
+    onLocationChange: function(event) {
+      var url = event.detail;
+
+      // If the URL is not an expected app one for the redirect page
+      // (set up in the manifest.webapp), then just update the title.
+      if (url.indexOf('app:') !== 0 ||
+          url.indexOf('cards/oauth2/redirect.html?') === -1) {
+        this.headerLabel.textContent = url;
+        return;
+      }
+
+      //Start closing the dialog now to avoid the user staring too long at an
+      //empty white screen.
+      this.close();
+
+      // Should have the data we need now.
+      var search = url.split('?')[1] || '';
+      var result = {
+        type: 'oauth2Complete',
+        data: {}
+      };
+
+      var elements = search.split('&');
+      elements.forEach(function(p) {
+        var values = p.split('=');
+        result.data[decodeURIComponent(values[0])] =
+                                                  decodeURIComponent(values[1]);
+      });
+
+      this.onBrowserComplete(result);
+    }
+  }
+];
+});