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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Plugin to use Piwik Analytics
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Plugin
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Tobias Diekershoff <tobias.diekershoff@gmx.net>
* @copyright 2008 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
exit(1);
}
/**
* Plugin to use Piwik Analytics (based on the Google Analytics plugin by Evan)
*
* This plugin will spoot out the correct JavaScript spell to invoke
* Piwik Analytics on a page.
*
* To use this plugin please add the following three lines to your config.php
*
* require_once('plugins/PiwikAnalyticsPlugin.php');
* $pa = new PiwikAnalyticsPlugin("example.com/piwik/","id");
*
* exchange example.com/piwik/ with the url to your piwik installation and
* make sure you don't forget the final /
* exchange id with the ID your statusnet installation has in your Piwik analytics
*
* @category Plugin
* @package StatusNet
* @author Tobias Diekershoff <tobias.diekershoff@gmx.net>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*
* @see Event
*/
class PiwikAnalyticsPlugin extends Plugin
{
/** the base of your Piwik installation */
public $piwikroot = null;
/** the Piwik Id of your statusnet installation */
public $piwikId = null;
/**
* constructor
*
* @param string $root Piwik root URL
* @param string $id Piwik ID of this app
*/
function __construct($root=null, $id=null)
{
$this->piwikroot = $root;
$this->piwikId = $id;
parent::__construct();
}
/**
* Called when all scripts have been shown
*
* @param Action $action Current action
*
* @return boolean ignored
*/
function onEndShowScripts($action)
{
$piwikCode = <<<ENDOFPIWIK
<!-- Piwik -->
<script type="text/javascript">
var pkBaseURL = (("https:" == document.location.protocol) ? "https://{$this->piwikroot}" : "http://{$this->piwikroot}");
document.write(unescape("%3Cscript src='" + pkBaseURL + "piwik.js' type='text/javascript'%3E%3C/script%3E"));
</script>
<script type="text/javascript">
try {
var piwikTracker = Piwik.getTracker(pkBaseURL + "piwik.php", {$this->piwikId});
piwikTracker.trackPageView();
piwikTracker.enableLinkTracking();
} catch( err ) {}
</script>
<!-- End Piwik Tag -->
ENDOFPIWIK;
$action->raw($piwikCode);
return true;
}
}
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