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<?php
/**
* @copyright Copyright (C) 2006 Kause Lotski. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php
*/

// no direct access
defined( '_VALID_MOS' ) or die( 'Restricted access' );

$_MAMBOTS->registerFunction( 'onPrepareContent', 'botcomponentbot' );

function botcomponentbot( $published, &$row, &$params, $page=0 ) {
   // simple performance check to determine whether bot should process further
   if ( strpos( $row->text, 'component' ) === false ) {
      return true;
   }   

   // define the regular expression for the bot
   $regex = "#{component}(.*?){/component}#s";

   // check whether mambot has been unpublished
   if ( !$published ) {
      $row->text = preg_replace( $regex, '', $row->text );
      return true;
   }

   // perform the replacement
      
   $row->text = preg_replace_callback( $regex, 'botComponentCode_replacer', $row->text );
      
   return true;
}
/**
* Replaces the matched tags an image
* @param array An array of matches (see preg_match_all)
* @return string
*/
function botComponentCode_replacer( &$matches ) {
   global $database ;
   
         $query = "SELECT params"
         . "\n FROM #__mambots"
         . "\n WHERE element = 'componentbot'"
         . "\n AND folder = 'content'"
         ;
         $database->setQuery( $query );
         $database->loadObject($mambot);
      
       $botParams = new mosParameters( $mambot->params );

       $height   = $botParams->def( 'height', '500' );
      $width   = $botParams->def( 'width', '500' );

   $url = $matches[1];
   $url = 'index2.php?' . $url;
   $para =   'id="expose" '.
            'src="'.$url.'" '.
            'width="'.$width.'" '.
            'height="'.$height.'" '.
            'frameborder="0" '.
            'allowtransparency="true" '.
            'scrolling="no" ';

     $url = "<iframe ".$para.">\n".
        "<p>Sorry, your browser cannot display frames!</p>\n".
        "</iframe>\n";

   return $url;
}
?>