/[drupal]/contributions/modules/nodewords/nodewords.module
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revision 1.57.2.216, Mon Nov 9 11:25:26 2009 UTC revision 1.57.2.217, Tue Nov 10 08:59:58 2009 UTC
# Line 1  Line 1 
1  <?php  <?php
2  // $Id: nodewords.module,v 1.57.2.215 2009/11/08 16:09:24 kiam Exp $  // $Id: nodewords.module,v 1.57.2.216 2009/11/09 11:25:26 kiam Exp $
3    
4  /**  /**
5   * @file   * @file
# Line 860  function nodewords_mass_delete_tags($ids Line 860  function nodewords_mass_delete_tags($ids
860  /**  /**
861   * Create the content of a meta tag from a node teaser.   * Create the content of a meta tag from a node teaser.
862   *   *
863   * @param $body   * @param $text
864   *   The node body.   *   The string to use.
865   * @param $format   * @param $format
866   *   The format set for the node.   *   The format set for the node.
867   * @param $alt_attribute   * @param $alt_attribute
# Line 873  function nodewords_mass_delete_tags($ids Line 873  function nodewords_mass_delete_tags($ids
873   * @return   * @return
874   *   The string to use to populate the meta tag.   *   The string to use to populate the meta tag.
875   */   */
876  function nodewords_metatag_from_teaser($body, $format, $alt_attribute, $size = 0) {  function nodewords_metatag_from_teaser($text, $format, $alt_attribute, $size = 0) {
877    if (!$size) {    if (!$size) {
878      $size = variable_get('nodewords_max_size', 350);      $size = variable_get('nodewords_max_size', 350);
879    }    }
# Line 883  function nodewords_metatag_from_teaser($ Line 883  function nodewords_metatag_from_teaser($
883    // parse errors.    // parse errors.
884    if (isset($format)) {    if (isset($format)) {
885      $filters = filter_list_format($format);      $filters = filter_list_format($format);
886      if (isset($filters['php/0']) && strpos($body, '<?') !== FALSE) {      if (isset($filters['php/0']) && strpos($text, '<?') !== FALSE) {
887        return '';        return '';
888      }      }
889    }    }
890    
891      // Remove the string added from Image Assist.
892      $text = preg_replace('/\[img_assist.*\]/i', '', $text);
893    
894    // Initialize the helper function used for preg_replace_callback.    // Initialize the helper function used for preg_replace_callback.
895    _nodewords_teaser_match_callback($alt_attribute, TRUE);    _nodewords_teaser_match_callback($alt_attribute, TRUE);
896    
897    // Replace the meta tag img with the attribute alt, and strip off all the    // Replace the meta tag img with the attribute alt, and strip off all the
898    // HTML tags.    // HTML tags.
899    $body = strip_tags(    $text = strip_tags(
900      preg_replace_callback('/<img\s[^>]*alt=["\']([^"\']*)["\'][^>]*>/i',      preg_replace_callback('/<img\s[^>]*alt=["\']([^"\']*)["\'][^>]*>/i',
901        '_nodewords_teaser_match_callback',        '_nodewords_teaser_match_callback',
902        $body        $text
903      )      )
904    );    );
905    
906    // Truncate the string at last space within the given size.    // Truncate the string at last space within the given size.
907    return truncate_utf8($body, $size, TRUE);    return truncate_utf8($text, $size, TRUE);
908  }  }
909    
910  /**  /**
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