1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165

// Copyright 2009 Google Inc. All Rights Reserved.

/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 /**
 * @fileoverview A very simple demo showing how easy it is to visualize
 * GA data in the Google Visualization API. In this demo we show the
 * top 10 tracked pages tiles and page URIs by pageviews in a
 * Gviz Table, Pie Chart and Column Chart.
 */

var myService;
var dataTable;
var sourceTable;
var sourceChart;
var sourceColumnChart;
var scope = 'https://www.google.com/analytics/feeds';

/**
 * Initialize all the objects from the Google AJAX Apis once they
 *     have been loaded and are ready to use.
 */
function init() {
  myService =
      new google.gdata.analytics.AnalyticsService('gaExportAPI_gViz_v1.0');
  sourceTable =
      new google.visualization.Table(document.getElementById('sourceTableDiv'));
  sourceChart =
      new google.visualization.PieChart(document.getElementById('sourceChartDiv'));
  sourceColumnChart =
      new google.visualization.ColumnChart(document.getElementById('sourceColumnChartDiv'));

  getStatus();
}
/**
 * Utility function to setup the login/logout functionality.
 */
function getStatus() {
  var status = document.getElementById('status');
  var buttonLogin = document.getElementById('buttonLogin');
  var inputP = document.getElementById('inputP');
  buttonLogin.style.visibility = 'visible';

  if (!google.accounts.user.checkLogin(scope)) {
    buttonLogin.value = 'Login';
    buttonLogin.onclick = login;
    status.innerHTML = 'You are logged out, login to continue';
    inputP.style.visibility = 'hidden';
  } else {
    buttonLogin.value = 'Logout';
    buttonLogin.onclick = logout;
    status.innerHTML = 'You are logged in';
    inputP.style.visibility = 'visible';
  }
}

/**
 * AuthSub Authentication to allow users to grant this script
 *     access to their GA data.
 */
function login() {
  google.accounts.user.login(scope);
  getStatus();
}

/**
 * AuthSub Authentication to allow users to remove this script
 *     access to their GA data.
 */
function logout() {
  google.accounts.user.logout();
  getStatus();
}

/**
 * Request data from GA Export API
 */
function getDataFeed() {
  var myFeedUri = scope + '/data' +
    '?start-date=2008-10-01' +
    '&end-date=2008-10-31' +
    '&dimensions=ga:pageTitle,ga:requestUri' +
    '&metrics=ga:pageviews' +
    '&sort=-ga:pageviews' +
    '&max-results=10' +
    '&ids=ga:' + document.getElementById('inputProfileId').value;

  myService.getDataFeed(myFeedUri, handleMyDataFeed, handleError);
}

/**
 * Handle and display any error that occurs from the API request.
 * @param {Object} e The error object returned by the Analytics API.
 */
function handleError(e) {
  var msg = e.cause ? e.cause.statusText : e.message;
  msg = 'ERROR: ' + msg;
  alert(msg);
}

/**
 * Handle all the data returned by GA Export API.
 * Delete existing GViz dataTable before creating a new one.
 * @param {Object} myResultsFeedRoot the feed object
 *     retuned by the data feed.
 */
function handleMyDataFeed(myResultsFeedRoot) {
  dataTable = new google.visualization.DataTable();
  fillDataTable(dataTable, myResultsFeedRoot);
  sourceTable.draw(dataTable);

  // remove the URI column to only graph 1 dimension
  dataTable.removeColumn(0);
  sourceChart.draw(dataTable, {width: 500, height: 400, is3D: true});
  sourceColumnChart.draw(dataTable, {width: 500, height: 300, is3D: true, title: 'Company Performance'});
}

/**
 * Put the feed result into a GViz Data Table.
 * @param {Object} dataTable the GViz dataTable object to put data into.
 * @param {Object} myResultsFeedRoot the feed returned by the GA Export API.
 * @return {Objcet} GViz DataTable object.
 */
function fillDataTable(dataTable, myResultsFeedRoot) {
  var entries = myResultsFeedRoot.feed.getEntries();

  dataTable.addColumn('string', 'Page Title');
  dataTable.addColumn('string', 'Page Uri Path');
  dataTable.addColumn('number', 'Pageviews');

  if (entries.length == 0) {
    dataTable.addRows(1);
    dataTable.setCell(0, 0, 'No Data');
    dataTable.setCell(0, 1, 0);
  } else {
    dataTable.addRows(entries.length);
    for (var idx = 0; idx < entries.length; idx++) {
      var entry = entries[idx];
      var title = entry.getValueOf('ga:pageTitle');
      var keyword = entry.getValueOf('ga:requestUri');
      var visits = entry.getValueOf('ga:pageviews');
      dataTable.setCell(idx, 0, title);
      dataTable.setCell(idx, 1, keyword);
      dataTable.setCell(idx, 2, visits);
    }
  }
}

// Load the Google Visualization API client Libraries
google.load('visualization', '1', {packages: ['piechart', 'table', 'columnchart']});

// Load the Google data JavaScript client library
google.load('gdata', '1.x');

google.setOnLoadCallback(init);