Open Source Monorail

appengine/monorail/static/js/framework/framework-myprojects.js

+/* Copyright 2016 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 or at
+ * https://developers.google.com/open-source/licenses/bsd
+ */
+
+/**
+ * @fileoverview This file initializes the "My favorites" drop down menu in the
+ *     user bar. It utilizes the menu widget defined in framework-menu.js.
+ */
+
+/** @type {Menu} */
+var myprojects;
+
+(function() {
+  var target = document.getElementById('projects-dropdown');
+
+  if (!target) {
+    return;
+  }
+
+  myprojects = new Menu(target, function() {});
+
+  myprojects.addEvent(window, 'load', CS_updateProjects);
+  myprojects.addOnOpen(CS_updateProjects);
+  myprojects.addEvent(window, 'load', function() {
+      document.body.appendChild(myprojects.menu);
+  });
+})();
+
+/**
+ * Grabs the list of logged in user's projects to populate the "My favorites"
+ * drop down menu.
+ */
+function CS_updateProjects() {
+  if (!myprojects) return;
+  // Set a request token to prevent XSRF leaking of user project lists.
+  if (CS_env.token) {
+    var postUrl = '/hosting/projects.do';
+    CS_doPost(postUrl, CS_updateProjectsCallback, {});
+  } else {
+    CS_updateProjectsCallback(null);
+  }
+}
+
+/**
+ * Updates the drop down menu based on the json data received.
+ * @param {event} event with xhr Response with JSON data of list of projects.
+ */
+function CS_updateProjectsCallback(event) {
+  var xhr = event ? event.target : null;
+  // Grab and show projects if user is signed in
+  if (xhr) {
+    if (xhr.readyState != 4 || xhr.status != 200)
+      return;
+    var projects = [];
+    var starredProjects = [];
+
+    var json = CS_parseJSON(xhr);
+    for (var category in json) {
+      switch (category) {
+        case 'contributorto':
+        case 'memberof':
+        case 'ownerof':
+          for (var i = 0; i < json[category].length; i++) {
+            projects.push(json[category][i]);
+          }
+          break;
+
+        case 'starred_projects':
+          for (var i = 0; i < json[category].length; i++) {
+            starredProjects.push(json[category][i]);
+          }
+          break;
+
+        case 'error':
+          return;
+
+        default:
+          break;
+      }
+    }
+
+    myprojects.clear();
+
+    projects.sort();
+    for (var i = 0; i < projects.length; i++) {
+      var url = '/p/' + projects[i] + '/';
+      myprojects.addItem(projects[i], url, 'projects', 'Projects');
+    }
+
+    starredProjects.sort();
+    for (var i = 0; i < starredProjects.length; i++) {
+      var url = '/p/' + starredProjects[i] + '/';
+      myprojects.addItem(
+          starredProjects[i], url, 'starred_projects', 'Starred projects');
+    }
+
+    if (projects.length == 0 && starredProjects.length == 0) {
+      // If user has no project memberships then add default control.
+      CS_addDefaultControl();
+    } else {
+      // If there is atleast one project membership then add a 'All projects'
+      // link that goes to hosting/
+      myprojects.addCategory('---', '---');
+      myprojects.addItem('All projects', '/hosting/', '---');
+    }
+
+  // Otherwise, ask the user to sign in
+  } else {
+    myprojects.clear();
+
+    myprojects.addItem(
+        'Sign in to see your favorites',
+        CS_env['login_url'],
+        'controls');
+
+    CS_addDefaultControl();
+  }
+}
+
+/**
+ * Adds default control to the bottom of the "My favorites" menu.
+ * It currently adds links to /more and /hosting.
+ */
+function CS_addDefaultControl() {
+  myprojects.addSeparator('controls', '');
+  myprojects.addItem('Find projects...', '/hosting/',
+                     'controls');
+}