root/publicseorewriter/files/lib/page/PublicSEORewriter.class.php @ 228

<?php
// wbb imports
require_once(WBB_DIR.'lib/data/board/Board.class.php');

// does wbb seo util exist ?
if(file_exists(WBB_DIR.'lib/data/page/seo/WBBSEORewriter.class.php')) {
        require_once(WBB_DIR.'lib/data/page/seo/WBBSEORewriter.class.php');
} 
// otherwise create a new class
else {
        class WBBSEORewriter {
                protected $encodeHTML, $cachedThreads=array(), $cachedBoardTitles=array();
        }
}

// does wcf seo util exist ?
if(file_exists(WCF_DIR.'lib/data/page/seo/SEOUtil.class.php')) {
        require_once(WCF_DIR.'lib/data/page/seo/SEOUtil.class.php');
}
// otherwise create a new class
 else {
        class SEOUtil {
                public static function formatString($string) {
                        return $string;
                }
        }
}

/**
 * Rewrites links to normal or seo urls
 *
 * @author      Torben Brodt
 * @package     de.easy-coding.wcf.data.page.publicseorewriter
 * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-3.0.html>
 */
class PublicSEORewriter extends WBBSEORewriter {

        /**
        * Caches threads.
        *
        * @param       int           $threadID
        * @param       array         $row
        */
        public function publicCacheThreads($threadID, $row) {
                $row['topic'] = SEOUtil::formatString($row['topic']);
                if ($this->encodeHTML) $row['topic'] = StringUtil::encodeHTML($row['topic']);
                $this->cachedThreads[$row['threadID']] = array(
                                'topic' => $row['topic'], 
                                'boardID' => $row['boardID']
                        );
        }

        /**
        * Caches boards.
        *
        * @param       int           $boardID
        * @param       array         $row
        */
        public function publicCacheBoards($boardID, $row) {
                $this->cachedBoardTitles[$boardID] = SEOUtil::formatString(WCF::getLanguage()->get($row['title']));
                if ($this->encodeHTML && !preg_match('/^[a-z0-9_\-]+(?:\.[a-z0-9_\-]+)+$/i', $row['title'])) {
                        $this->cachedBoardTitles[$boardID] = StringUtil::encodeHTML($this->cachedBoardTitles[$boardID]);
                }
        }

        /**
        * clears the cache
        */
        public function clearCache() {
                $this->cachedThreads = array();
                $this->cachedBoardTitles = array();
        }


        /**
        * Parses index urls.
        *
        * @param       string          $queryString
        * @param       string          $string
        *
        * @return      string
        */
        public function publicParseIndexURLs($queryString, $string = null) {
                if(defined('SEO_ENABLE') && SEO_ENABLE && defined('SEO_REWRITE_INDEX') && SEO_REWRITE_INDEX) {
                        if($string === null) $string = SEO_REWRITE_INDEX_FORMAT;
                        return $this->parseIndexURLs($queryString);
                }
        }

        /**
        * Parses multiple board urls.
        *
        * @param       integer         $boardID
        * @param       integer         $pageNo
        * @param       string          $queryString
        * @param       string          $string
        *
        * @return      string
        */
        public function publicParseMultipleBoardURLs($boardID, $pageNo, $queryString, $string = null) {
                if(defined('SEO_ENABLE') && SEO_ENABLE && defined('SEO_REWRITE_BOARD') && SEO_REWRITE_BOARD) {
                        if($string === null) $string = SEO_REWRITE_BOARD_MULTIPLE_FORMAT;
                        return $this->parseMultipleBoardURLs($boardID, $pageNo, $queryString);
                } else {
                        return sprintf('index.php?page=Board&amp;boardID=%d&amp;pageNo=%d', $boardID, $pageNo);
                }
        }

        /**
        * Parses board urls.
        *
        * @param       integer         $boardID
        * @param       string          $queryString
        * @param       string          $string
        *
        * @return      string
        */
        public function publicParseBoardURLs($boardID, $queryString, $string = null) {
                if(defined('SEO_ENABLE') && SEO_ENABLE && defined('SEO_REWRITE_BOARD') && SEO_REWRITE_BOARD) {
                        if($string === null) $string = SEO_REWRITE_BOARD_FORMAT;
                        return $this->parseBoardURLs($boardID, $queryString);
                } else {
                        return sprintf('index.php?page=Board&amp;boardID=%d', $boardID);
                }
        }

        /**
        * Parses multiple thread urls.
        *
        * @param       integer         $threadID
        * @param       integer         $pageNo
        * @param       string          $queryString
        * @param       string          $string
        *
        * @return      string
        */
        public function publicParseMultipleThreadURLs($threadID, $pageNo, $queryString, $string = null) {
                if(defined('SEO_ENABLE') && SEO_ENABLE && defined('SEO_REWRITE_THREAD') && SEO_REWRITE_THREAD) {
                        if($string === null) $string = SEO_REWRITE_THREAD_MULTIPLE_FORMAT;
                        return $this->parseMultipleThreadURLs($threadID, $pageNo, $queryString);
                } else {
                        return sprintf('index.php?page=Thread&amp;threadID=%d&amp;pageNo=%d', $threadID, $pageNo);
                }
        }

        /**
        * Parses thread urls.
        *
        * @param       integer         $threadID
        * @param       string          $queryString
        * @param       string          $string
        *
        * @return      string
        */
        public function publicParseThreadURLs($threadID, $queryString, $string = null) {
                if(defined('SEO_ENABLE') && SEO_ENABLE && defined('SEO_REWRITE_THREAD') && SEO_REWRITE_THREAD) {
                        if($string === null) $string = SEO_REWRITE_THREAD_FORMAT;
                        return $this->parseThreadURLs($threadID, $queryString);
                } else {
                        return sprintf('index.php?page=Thread&amp;threadID=%d', $threadID);
                }
        }

        /**
        * Parses post urls.
        *
        * @param       integer         $postID
        * @param       string          $queryString
        * @param       string          $string
        *
        * @return      string
        */
        public function publicParsePostURLs($postID, $queryString, $string = null) {
                if(defined('SEO_ENABLE') && SEO_ENABLE && defined('SEO_REWRITE_THREAD') && SEO_REWRITE_THREAD) {
                        if($string === null) $string = SEO_REWRITE_THREAD_POST_FORMAT;
                        return $this->parsePostURLs($postID, $queryString);
                } else {
                        return sprintf('index.php?page=Thread&amp;postID=%d', $postID);
                }
        }
        
        /**
         * resolves a thread url to its threadID
         * @param       string          $url
         *
         * @return      integer
         */
        public function thread2threadID($url) {
                $url = parse_url($url);
                
                if(defined('SEO_ENABLE') && SEO_ENABLE && defined('SEO_REWRITE_THREAD') && SEO_REWRITE_THREAD) {
                        $seorewrite = SEO_REWRITE_THREAD_FORMAT;
                        $seorewrite = preg_replace("/\{[^}]+_ID\}/", "([0-9]+)", $seorewrite);
                        $seorewrite = preg_replace("/\{[^}]+\}/", ".+", $seorewrite);
                        $seorewrite = "/".str_replace('/','\/',$seorewrite)."/";
                        
                        if(preg_match($seorewrite, $url['path'].(isset($url['query'])?$url['query']:''), $match)) {
                                return intval($match[1]);
                        }
                } else {
                        if(isset($url['query'])) {
                                parse_str($url['query'], $output);
                                return intval($output['threadID']);
                        }
                }
                
                return null;
        }
}
?>