1bfa47fb6SAlex<?php 2bfa47fb6SAlexif(!defined('DOKU_INC')) die(); 3bfa47fb6SAlexif(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/'); 4bfa47fb6SAlexrequire_once(DOKU_PLUGIN.'action.php'); 5bfa47fb6SAlex 6bfa47fb6SAlexclass action_plugin_googletagmanager extends DokuWiki_Action_Plugin { 7bfa47fb6SAlex 8*31d01fc3SNickeau const GTMID = 'GTMID'; 9*31d01fc3SNickeau 10bfa47fb6SAlex /** 11bfa47fb6SAlex * return some info 12bfa47fb6SAlex */ 13bfa47fb6SAlex function getInfo(){ 14bfa47fb6SAlex return array( 15bfa47fb6SAlex 'author' => 'Alexander Lehmann', 16bfa47fb6SAlex 'email' => 'alexlehm@gmail.com', 17bfa47fb6SAlex 'date' => '2014-02-01', 18bfa47fb6SAlex 'name' => 'Google Tag Manager Plugin', 19bfa47fb6SAlex 'desc' => 'Plugin to embed Google Tag Manager in your wiki.', 20bfa47fb6SAlex 'url' => 'http://www.lehmann.cx/wiki/projects:dokuwiki_gtm', 21bfa47fb6SAlex ); 22bfa47fb6SAlex } 23bfa47fb6SAlex 24bfa47fb6SAlex /** 25bfa47fb6SAlex * Register its handlers with the DokuWiki's event controller 26bfa47fb6SAlex */ 274747d7b2SAndreas Gohr function register(Doku_Event_Handler $controller) { 28bfa47fb6SAlex $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, '_addHeaders'); 29bfa47fb6SAlex } 30bfa47fb6SAlex 31bfa47fb6SAlex function _addHeaders (&$event, $param) { 32*31d01fc3SNickeau 33*31d01fc3SNickeau if(!$this->getConf(self::GTMID)) return; 34bfa47fb6SAlex $event->data['noscript'][] = array ( 35*31d01fc3SNickeau '_data' => '<iframe src="//www.googletagmanager.com/ns.html?id='.$this->getConf(self::GTMID).'" height="0" width="0" style="display:none;visibility:hidden"></iframe>', 36bfa47fb6SAlex ); 37bfa47fb6SAlex $event->data['script'][] = array ( 38bfa47fb6SAlex 'type' => 'text/javascript', 39bfa47fb6SAlex '_data' => "(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start': 40bfa47fb6SAlexnew Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0], 41bfa47fb6SAlexj=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src= 42bfa47fb6SAlex'//www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f); 43*31d01fc3SNickeau})(window,document,'script','dataLayer','".$this->getConf(self::GTMID)."');", 44bfa47fb6SAlex ); 45bfa47fb6SAlex } 46bfa47fb6SAlex} 47bfa47fb6SAlex?> 48