root/taggingreloaded/files/lib/page/TaggingReloadedQueryPage.class.php @ 52

<?php
require_once(WCF_DIR.'lib/acp/page/UserSuggestPage.class.php');

// Tagging util
require_once(WCF_DIR.'lib/util/TaggingReloadedUtil.class.php');

/**
 * receives input text, filters the words and returns tags as xml
 *
 * @author      Torben Brodt
 * @package     de.easy-coding.wcf.taggingreloaded
 * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
 */
class TaggingReloadedQueryPage extends UserSuggestPage {
        public $query= '';
        
        /**
         * @see Page::readParameters()
         */
        public function readParameters() {
                parent::readParameters();
                
                if (isset($_POST['query'])) {
                        $this->query = StringUtil::trim($_POST['query']);
                        if (CHARSET != 'UTF-8') $this->query = StringUtil::convertEncoding('UTF-8', CHARSET, $this->query);
                }
        }
        
        /**
         * @see Page::readData()
         */
        public function readData() {
                // unify languages "en-us" to "en" and "de-informal" to "de"
                $lang = explode('-', WCF::getLanguage()->getLanguageCode()); 
                $lang = $lang[0];

                $query = TaggingUtil::text2tags($this->query);
                $stopwords = array();

                $sql = "SELECT          stopword
                        FROM            wcf".WCF_N."_taggingreloaded_stopwords
                        WHERE           languagecode = '{$lang}'; ";
                $result = WCF::getDB()->sendQuery($sql);
                while ($row = WCF::getDB()->fetchArray($result)) {
                        $stopwords[] = $row['stopword'];
                }
                
                $this->results = array_diff($query, $stopwords);
        }
        
        /**
         * @see Page::show()
         */
        public function show() {
                //parent::show();
                header('Content-type: text/xml');
                echo "<?xml version=\"1.0\" encoding=\"".CHARSET."\"?>\n<suggestions>\n";

                foreach($this->results as $tag => $weight) {
                        printf("<tag weight=\"%d\"><![CDATA[%s]]></tag>\n", $weight, StringUtil::escapeCDATA($tag));
                }

                echo '</suggestions>';
                exit;
        }
}
?>