the link for our marker
				$excerpt = strip_tags($excerpt, '<wpcontext>');        // strip all tags but our context marker
				$excerpt = trim($excerpt);
				$preg_marker = preg_quote($marker);
				$excerpt = preg_replace("|.*?\s(.{0,100}$preg_marker.{0,100})\s.*|s", '$1', $excerpt);
				$excerpt = strip_tags($excerpt); // YES, again, to remove the marker wrapper
				break;
			}
		}

		if ( empty($context) ) // Link to target not found
			return new IXR_Error(17, __('The source URL does not contain a link to the target URL, and so cannot be used as a source.'));

		$pagelinkedfrom = str_replace('&', '&amp;', $pagelinkedfrom);

		$context = '[...] ' . wp_specialchars( $excerpt ) . ' [...]';
		$pagelinkedfrom = $wpdb->escape( $pagelinkedfrom );

		$comment_post_ID = (int) $post_ID;
		$comment_author = $title;
		$this->escape($comment_author);
		$comment_author_url = $pagelinkedfrom;
		$comment_content = $context;
		$this->escape($comment_content);
		$comment_type = 'pingback';

		$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_content', 'comment_type');

		$comment_ID = wp_new_comment($commentdata);
		do_action('pingback_post', $comment_ID);

		return sprintf(__('Pingback from %1$s to %2$s registered. Keep the web talking! :-)'), $pagelinkedfrom, $pagelinkedto);
	}


	/* pingback.extensions.getPingbacks returns an array of URLs
	that pingbacked the given URL
	specs on http://www.aquarionics.com/misc/archives/blogite/0198.html */
	function pingback_extensions_getPingbacks($args) {

		global $wpdb;

		do_action('xmlrpc_call', 'pingback.extensions.getPingsbacks');

		$this->escape($args);

		$url = $args;

		$post_ID = url_to_postid($url);
		if (!$post_ID) {
			// We aren't sure that the resource is available and/or pingback enabled
	  		return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn\'t exist, or it is not a pingback-enabled resource.'));
		}

		$actual_post = wp_get_single_post($post_ID, ARRAY_A);

		if (!$actual_post) {
			// No such post = resource not found
	  		return new IXR_Error(32, __('The specified target URL does not exist.'));
		}

		$comments = $wpdb->get_results("SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = $post_ID");

		if (!$comments) {
			return array();
		}

		$pingbacks = array();
		foreach($comments as $comment) {
			if ( 'pingback' == $comment->comment_type )
				$pingbacks[] = $comment->comment_author_url;
		}

		return $pingbacks;
	}
}


$wp_xmlrpc_server = new wp_xmlrpc_server();

?>