<?php

defined('_JEXEC') or die('Access denied');

jimport('joomla.methods');
jimport('joomla.log.log');

// This helper logs page views.
abstract class PiwikHelper {
	const MAX_DATA = 200;
        const LOG = 'piwik';

	// Log a page view in Piwik.
	// $title the page title to log
	// $data the data to log
	public static function logPageView($title) {
                JLog :: add('Log page view : '.$title , JLog :: INFO, self :: LOG);
		$parameters = JComponentHelper :: getParams('com_openaire');
//		$url = $parameters -> get('piwikUrl');
		$url = $parameters -> get('siteUrl');
		$siteId = $parameters -> get('piwikSiteId');
//		$document = JFactory :: getDocument();
//		$document -> addScript(JRoute :: _($url . 'piwik.js'));
//		$document -> addScriptDeclaration('try{');
//		$document -> addScriptDeclaration('var tracker = Piwik.getTracker(\'' . $url . 'piwik.php\', ' . $siteId . ');');
//		$document -> addScriptDeclaration('tracker.setDocumentTitle(\''. $title . '\');');
//		$document -> addScriptDeclaration('tracker.setCustomVariable(1, \'user\', \'' . JFactory :: getUser() -> email . '\', \'page\');');
//		$document -> addScriptDeclaration('tracker.setCustomVariable(2, \'session\', \'' . JFactory :: getSession() -> getId() . '\', \'page\');');
//		$document -> addScriptDeclaration('tracker.setCustomVariable(3, \'data\', \'' . substr($data, 0, self :: MAX_DATA) . '\', \'page\');');
//		$document -> addScriptDeclaration('tracker.setCustomVariable(4, \'data\', \'' . substr($data, self :: MAX_DATA, 2 * self :: MAX_DATA) . '\', \'page\');');
//		$document -> addScriptDeclaration('tracker.setCustomVariable(5, \'data\', \'' . substr($data, 2 * self :: MAX_DATA, 3 * self :: MAX_DATA) . '\', \'page\');');
//		$document -> addScriptDeclaration('tracker.trackPageView(\'' . $title . '\');');
//		$document -> addScriptDeclaration('}');
//		$document -> addScriptDeclaration('catch(e){;}');

            PiwikTracker::$URL = $url;
            //Create a PiwikTracker Object
            $piwikTracker = new PiwikTracker($siteId);
            $piwikTracker->setIp($_SERVER['REMOTE_ADDR']);
                        //60a302b6304230621945d16014c74255                        
            $piwikTracker->setTokenAuth($parameters -> get('piwikAuthToken'));
            //Specify the title of the page as retrieved from the portal
            $piwikTracker->doTrackPageView($title);
            
	}
}