root/trunk/owa_wp.php

<?php

//
// Open Web Analytics - An Open Source Web Analytics Framework
//
// Copyright 2006 Peter Adams. All rights reserved.
//
// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// $Id$
//

require_once(OWA_BASE_CLASSES_DIR.'owa_caller.php');

/**
 * Wordpress Caller class
 * 
 * @author      Peter Adams <peter@openwebanalytics.com>
 * @copyright   Copyright &copy; 2006 Peter Adams <peter@openwebanalytics.com>
 * @license     http://www.gnu.org/copyleft/gpl.html GPL v2.0
 * @category    owa
 * @package     owa
 * @version             $Revision$            
 * @since               owa 1.0.0
 */
class owa_wp extends owa_caller {
        
        /**
         * Constructor
         *
         * @return owa_wp
         */
        function owa_wp($config = null) {
                
                // needed because some of worpresses templates output prior to plugins being called
                // which breaks OWA redirects.
                ob_start();
                
                $this->owa_caller($config);
                
                return;
        }
        
        function __construct($config = null) {
                ob_start();
                return parent::__construct($config);
        
        }
        

        function add_link_tracking($link) {
                
                // check for presence of '?' which is not present under URL rewrite conditions
        
                if ($this->config['track_feed_links'] == true):
                
                        if (strpos($link, "?") === false):
                                // add the '?' if not found
                                $link .= '?';
                        endif;
                        
                        // setup link template
                        $link_template = "%s&amp;%s=%s&amp;%s=%s";
                                
                        return sprintf($link_template,
                                                   $link,
                                                   $this->config['ns'].$this->config['source_param'],
                                                   'feed',
                                                   $this->config['ns'].$this->config['feed_subscription_param'],
                                                   $_GET[$this->config['ns'].$this->config['feed_subscription_param']]);
                else:
                        return;
                endif;
        }
        
        /**
         * Wordpress filter method. Adds tracking to feed links.
         * 
         * @var string the feed link
         * @return string link string with special tracking id
         */
        function add_feed_tracking($binfo) {
                
                if ($this->config['track_feed_links'] == true):
                        $guid = crc32(getmypid().microtime());
                
                        return $binfo."&amp;".$this->config['ns'].$this->config['feed_subscription_param']."=".$guid;
                else:
                        return;
                endif;
        }
        
        /**
         * Convienence function for logging comments.
         * 
         * @return boolean 
         */
        function logComment() {
                
                return $this->logEvent('base.processEvent',array('event' => 'base.new_comment'));
                
        }
        
        
        

        

}

?>