phpbb SEO a znakova sada

$this->encoding = "UTF-8";

<?php
/**
*
* @package Advanced phpBB SEO mod Rewrite
* @version $Id: phpbb_seo_class.php, 0.2.4 2007/02/07 13:48:48 dcz Exp $
* @copyright (c) 2006 dcz - www.phpbb-seo.com
* @license http://www.opensource.org/licenses/rpl.php RPL Public License
*
*/

/**
* phpBB_SEO Class
* www.phpBB-SEO.com
* @package Advanced phpBB SEO mod Rewrite
*/
class phpbb_seo {
   var   $modrtype = 0;
   var   $seo_url = array();
   var   $seo_delim = array();
   var   $seo_ext = array();
   var   $seo_static = array();
   var   $seo_path = array();
   var   $seo_url_filter = array();
   var   $seo_stats = array();
   var   $get_var = array();
   var   $path = "";
   var   $start = "";
   var   $filename = "";
   var   $file = "";
   var   $url_in = "";
   var   $url = "";
   var   $page_url = "";
   var   $seo_opt = array();
   var   $encoding = "UTF-8";
   /**
   * constuctor
   */
   function phpbb_seo() {
      global $phpEx, $board_config;
      // config
      $this->encoding = "UTF-8";
      $this->modrtype =  3; // 3 = Advanced
      $this->start = '';
      // --> DOMAIN SETTING <-- //
      // NOTE : If you add already declared a PHPBB_URL constant in common.php,
      // you should get rid of it and let this part do it instead.
      // You can hard-code the data to save process.
      $server_protocol = ($board_config['cookie_secure']) ? 'https://' : 'http://';
      $server_name = preg_replace('#^\/?(.*?)\/?$#', '\1', trim($board_config['server_name']));
      $server_port = ($board_config['server_port'] <> 80) ? ':' . trim($board_config['server_port']) : '';
      // $this->seo_path['phpbb_script'] should be = '' if phpbb is installed in the domain's root
      // 'phpbb/' in case it's installed in the phpbb/ folder.
      $this->seo_path['phpbb_script'] = preg_replace('#^\/?(.*?)\/?$#', '\1', trim($board_config['script_path']));
      $this->seo_path['phpbb_script'] = ($this->seo_path['phpbb_script'] == '') ? '' : $this->seo_path['phpbb_script'] . '/';
      // Domain URL
      $this->seo_path['root_url'] = $server_protocol . $server_name . $server_port . '/';
      $this->seo_path['phpbb_url'] = $this->seo_path['root_url'] . $this->seo_path['phpbb_script'];
      // Populate the $seo_path['PathToUrl'] array for multifolder setups handling.
      // Pattern is $this->seo_path['PathToUrl']['phpbb/'] = "http://www.example.com/phpbb/";
      $this->seo_path['PathToUrl'][$this->seo_path['phpbb_script']] = $this->seo_path['phpbb_url'];
      // URL Settings
      $this->seo_url = array( 'cat' =>  array(),
         'forum' =>  array(),
         'topic' =>  array(),
         'user' => array(),
      );
      $this->seo_delim = array('cat' => '-c',
         'forum' => '-f',
         'topic' => '-t',
         'user' => '-u',
         // Rss
         'rss_forum' => '-rf',
         // Google
         'google_forum' => '-gf'
      );
      $this->seo_ext = array('cat' => '.html',
         'forum' => '.html',
         'topic' => '.html',
         'user' => '.html',
         'gz_ext' => '',
      );
      $this->seo_static = array('cat' => 'cat',
         'forum' => 'forum',
         'topic' => 'topic',
         'post' => 'post',
         'user' => 'member',
         'start' => '-',
         'gz_ext' => '.gz',
         'index' => ''
      );
      if ($board_config['default_lang'] === 'french') {
         $this->seo_static['user'] = 'membre';
      }
      // URL Filters
      $this->phpbb_filter = array('postdays' => 0, 'topicdays' => 0, 'postorder' => 'asc', 'highlight' => '');
      // Stop files
      $this->seo_stop_files = array("posting", "privmsg", "faq", "groupcp", "memberlist", "login", "search");
      // Stop vars
      $this->seo_stop_vars = array("view=", "mark=");

      return;
   }

   // --> URL rewriting functions <--
   /**
   * Prepare Titles for URL injection
   */
   function format_url( $url, $type = 'topic' ) {
      $url = preg_replace("`\[.*\]`U","",$url);
      $url = preg_replace('`&(amp;)?#?[a-z0-9]+;`i','-',$url);
      $url = htmlentities($url, ENT_COMPAT, $this->encoding);
      $url = preg_replace( "`&([a-z])(acute|uml|circ|grave|ring|cedil|slash|tilde|caron|lig);`i","\\1", $url );
      $url = preg_replace( array("`[^a-z0-9]`i","`[-]+`") , "-", $url);
      $url = ( $url == "" ) ? $type : strtolower(trim($url, '-'));
      return $url;
   }
   /**
   * Rewrite URLs.
   * Allow adding of many more cases than just the
   * regular phpBB URL rewritting without slowing up the process.
   */
   function url_rewrite($url, $non_html_amp = FALSE) {
      global $phpEx;
      $this->url = $this->url_in = $url;
      if ( strpos($this->url, ".$phpEx") === FALSE || defined('IN_ADMIN') || defined('IN_LOGIN') ) {
         return $url;
      }
      // Grabb params
      $this->url = str_replace('&amp;', '&', $this->url);
      $parsed_url = @parse_url($this->url);
      parse_str($parsed_url['query'], $this->get_vars);
      $this->file = basename($parsed_url['path']);
      $this->path = trim(trim(dirname($parsed_url['path']), "."),  "/");
      $this->path = (!empty($this->path)) ? ( isset( $this->seo_path['PathToUrl'][$this->path . '/'] ) ? $this->seo_path['PathToUrl'][$this->path . '/'] : $this->path . '/' ) : '';
      $this->filename = trim(str_replace(".$phpEx", "", $this->file));
      if ( in_array($this->filename, $this->seo_stop_files) ) {
         return $url;
      }
      // Reset $url
      $this->url = $this->file;
      if ( @method_exists($this, $this->filename) ) {
         $this->{$this->filename}();
         // Assamble URL
         $this->url .= $this->query_string($this->get_vars);
         //$this->url = (!$non_html_amp) ? str_replace('&', '&amp;', $this->url) : $this->url;
         return $this->path . $this->url . ((!empty($parsed_url['fragment'])) ? "#" . $parsed_url['fragment'] : '');
      } else {
         return $url;
      }
   }
   /**
   * Set the $start var proper
   * @access private
   */
   function seo_pagination() {
      $this->start = intval($this->get_vars['start']);
      $this->start = ( $this->start > 0  ) ? $this->seo_static['start'] . $this->get_vars['start'] : '';
      unset($this->get_vars['start']);
   }
   /**
   * URL rewritting for viewtopic.php
   * @access private
   */
   function viewtopic() {
      $this->filter_url($this->seo_stop_vars);
      if ( !empty($this->get_vars[POST_TOPIC_URL]) && !empty($this->seo_url['topic'][$this->get_vars[POST_TOPIC_URL]]) ) {
         // Filter default params
         $this->filter_get_var($this->phpbb_filter);
         $this->seo_pagination();
         $this->url = $this->seo_url['topic'][$this->get_vars[POST_TOPIC_URL]] . $this->seo_delim['topic'] . $this->get_vars[POST_TOPIC_URL] . $this->start . $this->seo_ext['topic'];
         unset($this->get_vars[POST_TOPIC_URL]);
      } elseif ( !empty($this->get_vars[POST_POST_URL]) ) {
         $this->url =  $this->seo_static['post'] . $this->get_vars[POST_POST_URL] . $this->seo_ext['topic'];
         unset($this->get_vars[POST_POST_URL]);
      }
      return;
   }
   /**
   * URL rewritting for viewforum.php
   * @access private
   */
   function viewforum() {
      $this->filter_url($this->seo_stop_vars);
      if ( !empty($this->get_vars[POST_FORUM_URL]) && !empty($this->seo_url['forum'][$this->get_vars[POST_FORUM_URL]]) ) {
         // Filter default params
         $this->filter_get_var($this->phpbb_filter);
         $this->seo_pagination();
         $this->url = $this->seo_url['forum'][$this->get_vars[POST_FORUM_URL]] . $this->seo_delim['forum'] . $this->get_vars[POST_FORUM_URL] . $this->start . $this->seo_ext['forum'];
         unset($this->get_vars[POST_FORUM_URL]);
      }
      return;
   }
   /**
   * URL rewritting for profile.php
   * @access private
   */
   function profile() {
      if ( !empty($this->get_vars[POST_USERS_URL]) && $this->get_vars['mode'] === 'viewprofile') {
         $this->url =  $this->seo_static['user'] . $this->get_vars[POST_USERS_URL] . $this->seo_ext['user'];
         unset($this->get_vars[POST_USERS_URL]);
         unset($this->get_vars['mode']);
      }
      return;
   }
   /**
   * URL rewritting for index.php
   * @access private
   */
   function index() {
      if ( !empty($this->get_vars[POST_CAT_URL]) && !empty($this->seo_url['cat'][$this->get_vars[POST_CAT_URL]]) ) {
         $this->url = $this->seo_url['cat'][$this->get_vars[POST_CAT_URL]] . $this->seo_delim['cat'] . $this->get_vars[POST_CAT_URL] . $this->seo_ext['cat'];
         unset($this->get_vars[POST_CAT_URL]);
      } else {
         $this->url = $this->seo_path['phpbb_url'] . $this->seo_static['index'];
      }
      return;
   }
   // --> Extra rewriting

   // <-- Extra rewriting
   /**
   * Will break if a $filter pattern is foundin $url.
   * Example $filter = array("view=", "mark=");
   * @access private
   */
   function filter_url($filter = array()) {
      foreach ($filter as $patern ) {
         if ( strpos($this->url_in, $patern) !== FALSE ) {
            unset($this->get_vars);
            $this->url = $this->url_in;
            break;
         }
      }
      return;
   }
   /**
   * Will unset all default var stored in $filter array.
   * Example $filter = array('postdays' => 0, 'topicdays' => 0, 'postorder' => 'asc');
   * @access private
   */
   function filter_get_var($filter = array()) {
      if ( !empty($this->get_vars) ) {
         foreach ($this->get_vars as $paramkey => $paramval) {
            if ( array_key_exists($paramkey, $filter) ) {
               if ( $filter[$paramkey] ==  $this->get_vars[$paramkey] ) {
                  unset($this->get_vars[$paramkey]);
               }
            }
         }   
      }
      return;
   }
   /**
   * Will return the remaining GET vars to take care of
   * @access private
   */
   function query_string() {
      if(empty($this->get_vars)) {
         return '';
      }
      $params = array();
      foreach($this->get_vars as $key => $value) {
         $params[] = $key . '=' . $value;
      }
      return '?' . implode('&', $params);
   }
   // --> Add on Functions <--
   // --> Gen stats
   /**
   * Returns usable microtime
   * Borrowed from php.net
   * Required for the phpBB SEO Google sitemaps module
   */
   function microtime_float() {
      return array_sum(explode(' ',microtime()));
   }
}
?>