testcms-final-anon/system/classes/events.php

   1 <?php defined('IN_CMS') or die('No direct access allowed.');
   2
   3 class Events {
   4
   5         private static $stack = array();
   6
   7         private static function parse($page) {
   8                 $name = 'main';
   9
  10                 if(strpos($page, '.') !== false) {
  11                         list($page, $name) = explode('.', $page);
  12                 }
  13
  14                 return array($page, $name);
  15         }
  16
  17         public static function bind($page, $fn) {
  18                 list($page, $name) = static::parse($page);
  19
  20                 if(!isset(static::$stack[$page])) {
  21                         static::$stack[$page] = array();
  22                 }
  23
  24                 static::$stack[$page][$name] = $fn;
  25         }
  26
  27         public static function call($name = '') {
  28                 $page = basename(Request::uri());
  29
  30                 if(empty($name)) {
  31                         $name = 'main';
  32                 }
  33
  34                 if($func = isset(static::$stack[$page][$name]) ? static::$stack[$page][$name] : false) {
  35                         return is_callable($func) ? $func() : '';
  36                 }
  37
  38                 return '';
  39         }
  40
  41 }