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Ignore whitespace Rev 281 → Rev 282

/trunk/jrest/lib/GoogleAnalyticsAPI.php
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0,0 → 1,294
<?php
 
if(isset($_GET['source'])) {
highlight_file(__FILE__);
die;
}
 
/*
*
* This script is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General public License for more details.
*
* This copyright notice MUST APPEAR in all copies of the script!
*
* @author CERDAN Yohann <cerdanyohann@yahoo.fr>
* @copyright (c) 2009 CERDAN Yohann, All rights reserved
* @ version 12:38 04/08/2009
*/
 
class GoogleAnalyticsAPI
{
/** Google account login (email) **/
private $login;
/** Google account password **/
private $password;
/** Google analytics website ID (avalaible on your google analytics account url) **/
private $ids;
/** The login token to the google analytics service **/
private $loginToken;
/** The XML response send by the service **/
private $response;
/** Begin date of the displaying datas **/
private $date_begin;
/** End date of the displaying datas **/
private $date_end;
/** Sort the results **/
private $sort;
/** The param to sort (metrics or dimensions) **/
private $sort_param;
/**
* Class constructor
*
* @param string $login the login (email)
* @param string $password the password
* @param string $ids the IDs of the website (find it in the google analytics gui)
* @param string $date_begin the begin date
* @param string $date_end the end date
*
* @return void
*/
public function __construct($login,$password,$ids,$date_begin,$date_end = null)
{
$this->login = $login;
$this->password = $password;
$this->ids = $ids;
$this->date_begin = $date_begin;
if (!$date_end) {
$this->date_end = $date_begin;
} else {
$this->date_end = $date_end;
}
$this->sort = "-";
$this->sort_param = "metrics";
// Authentication
$this->login();
}
/**
* Set the result's sort by metrics
*
* @param boolean $sort asc or desc sort
*
* @return void
*/
public function setSortByMetrics ($sort)
{
if ($sort==true) {
$this->sort = "";
} else {
$this->sort = "-";
}
$this->sort_param = 'metrics';
}
/**
* Set the result's sort by dimensions
*
* @param boolean $sort asc or desc sort
*
* @return void
*/
public function setSortByDimensions ($sort)
{
if ($sort==true) {
$this->sort = "";
} else {
$this->sort = "-";
}
$this->sort_param = 'dimensions';
}
/**
* Set the IDs of the website
*
* @param string $ids the IDs of the website (find it in the google analytics gui)
*
* @return void
*/
public function setIds($ids)
{
$this->ids = $ids;
}
/**
* Set the date of the export
*
* @param string $date_begin the begin date
* @param string $date_end the end date
*
* @return void
*/
public function setDate ($date_begin,$date_end = null)
{
$this->date_begin = $date_begin;
if (!$date_end) {
$this->date_end = $date_begin;
} else {
$this->date_end = $date_end;
}
}
/**
* Login to the google server
* See : http://google-data-api.blogspot.com/2008/05/clientlogin-with-php-curl.html
*
* @return void
*/
private function login()
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "https://www.google.com/accounts/ClientLogin");
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
$data = array('accountType' => 'GOOGLE',
'Email' => $this->login,
'Passwd' => $this->password,
'source'=>'php_curl_analytics',
'service'=>'analytics');
 
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
 
$hasil = curl_exec($ch);
curl_close($ch);
// Get the login token
// SID=DQA...oUE
// LSID=DQA...bbo
// Auth=DQA...Sxq
if (preg_match('/Auth=(.*)$/',$hasil,$matches)>0) {
$this->loginToken = $matches[1];
} else {
trigger_error('Authentication problem',E_USER_WARNING);
return null;
}
}
/**
* Get URL content using cURL.
*
* @param string $url the url
*
* @return string the html code
*/
function getContent ($url)
{
if (!extension_loaded('curl')) {
throw new Exception('curl extension is not available');
}
$ch = curl_init($url);
$header[] = 'Authorization: GoogleLogin auth=' . $this->loginToken;
 
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HEADER, false);
$this->response = curl_exec($ch);
$infos = curl_getinfo($ch);
curl_close($ch);
return $infos['http_code'];
}
/**
* Get the google analytics datas by dimensions and metrics
* See : http://code.google.com/intl/fr/apis/analytics/docs/gdata/gdataReferenceDimensionsMetrics.html
*
* @param string $metrics the metrics
* @param string $dimensions the dimensions
*
* @return array
*/
public function getDimensionByMetric($metrics, $dimensions)
{
$url = "https://www.google.com/analytics/feeds/data?ids=ga:" . $this->ids . "&metrics=ga:" . $metrics . "&dimensions=ga:" . $dimensions . "&start-date=" . $this->date_begin . "&end-date=" . $this->date_end ."&sort=" . $this->sort . "ga:";
if ($this->sort_param=='metrics') { // sort by metrics
$url .= $metrics;
}
if ($this->sort_param=='dimensions') { // sort by dimensions
$url .= $dimensions;
}
 
if($this->getContent($url) == 200) {
$XML_object = simplexml_load_string($this->response);
$labels_array = array();
$datas_array = array();
foreach($XML_object->entry as $m) {
$dxp = $m->children('http://schemas.google.com/analytics/2009');
$metric_att = $dxp->metric->attributes();
$dimension_att = $dxp->dimension->attributes();
$labels_array []= $dimension_att['value'] . ' (' . $metric_att['value'] . ')';
$datas_array []= (string)$metric_att['value'];
}
return array('labels' => $labels_array, 'datas' => $datas_array);
} else {
return null;
}
}
/**
* Get the google analytics datas by metrics
* See : http://code.google.com/intl/fr/apis/analytics/docs/gdata/gdataReferenceDimensionsMetrics.html
*
* @param string $metrics the metrics
* @param string $uri the url of the website page (ex : /myurl/)
*
* @return array
*/
public function getMetric($metric,$uri=null)
{
$url = "https://www.google.com/analytics/feeds/data?ids=ga:" . $this->ids . "&metrics=ga:" . $metric . "&start-date=" . $this->date_begin . "&end-date=" . $this->date_end;
 
if ($uri) {
$url .= "&dimensions=ga:pagePath&filters=ga:pagePath%3D%3D" . $uri;
}
if($this->getContent($url) == 200) {
$XML_object = simplexml_load_string($this->response);
$dxp = $XML_object->entry->children('http://schemas.google.com/analytics/2009');
if (@count($dxp)>0) {
$metric_att = $dxp->metric->attributes();
}
return $metric_att['value'] ? (string)$metric_att['value'] : 0;
} else {
return null;
}
}
}
 
?>