<?php /** * Laconica, the distributed open-source microblogging tool * * Plugin to use Google 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 Laconica * @author Evan Prodromou <evan@controlyourself.ca> * @copyright 2008 Control Yourself, Inc. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://laconi.ca/ */ if (!defined('LACONICA')) { exit(1); } /** * Plugin to use Google Analytics * * This plugin will spoot out the correct JavaScript spell to invoke Google Analytics on a page. * * Note that Google Analytics is not compatible with the Franklin Street Statement; consider using * Piwik (http://www.piwik.org/) instead! * * @category Plugin * @package Laconica * @author Evan Prodromou <evan@controlyourself.ca> * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://laconi.ca/ * * @see Event */ class GoogleAnalyticsPlugin extends Plugin { var $code = null; function __construct($code=null) { $this->code = $code; parent::__construct(); } function onEndShowScripts($action) { $js1 = 'var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");'. 'document.write(unescape("%3Cscript src=\'" + gaJsHost + "google-analytics.com/ga.js\' type=\'text/javascript\'%3E%3C/script%3E"));'; $js2 = sprintf('try{'. 'var pageTracker = _gat._getTracker("%s");'. 'pageTracker._trackPageview();'. '} catch(err) {}', $this->code); $action->elementStart('script', array('type' => 'text/javascript')); $action->raw($js1); $action->elementEnd('script'); $action->elementStart('script', array('type' => 'text/javascript')); $action->raw($js2); $action->elementEnd('script'); } }