diff --git a/inc/events.php b/inc/events.php index f7b1a7a160650cc9f450a0bff33643b8359247f9..9c3169b34e9716bf86c297ff4c43624b0ca2b198 100644 --- a/inc/events.php +++ b/inc/events.php @@ -148,9 +148,10 @@ class Doku_Event_Handler { * if NULL, method is assumed to be a globally available function * @param $method (function) event handler function * @param $param (mixed) data passed to the event handler + * @param $seq (int) sequence number for ordering hook execution (ascending) */ - function register_hook($event, $advise, $obj, $method, $param=null) { - $this->_hooks[$event.'_'.$advise][] = array($obj, $method, $param); + function register_hook($event, $advise, $obj, $method, $param=null, $seq=0) { + $this->_hooks[$event.'_'.$advise][] = array($obj, $method, $param, (int)$seq); } function process_event(&$event,$advise='') { @@ -158,8 +159,8 @@ class Doku_Event_Handler { $evt_name = $event->name . ($advise ? '_'.$advise : '_BEFORE'); if (!empty($this->_hooks[$evt_name])) { - foreach ($this->_hooks[$evt_name] as $hook) { - // list($obj, $method, $param) = $hook; + foreach ($this->sort_hooks($this->_hooks[$evt_name]) as $hook) { + // list($obj, $method, $param, $seq) = $hook; $obj =& $hook[0]; $method = $hook[1]; $param = $hook[2]; @@ -174,6 +175,20 @@ class Doku_Event_Handler { } } } + + protected function sort_hooks($hooks) { + usort($hooks, array('Doku_Event_Handler','cmp_hooks')); + return $hooks; + } + + public static function cmp_hooks($a, $b) { + if ($a[3] == $b[3]) { + return 0; + } + + return ($a[3] < $b[3]) ? -1 : 1; + } + } /**