X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=lib%2Fevent.php;h=4ccee17e666bc770d45b7ebac03f3b77dc918a2d;hb=7a6827258032f9d082f093c741125262ddeb81da;hp=10ef5ec0a9a1b74c4ca361bba0a07011c4e04ba7;hpb=e40d503dfb1b929c7e91422e7ee103a2cf37288d;p=quix0rs-gnu-social.git

diff --git a/lib/event.php b/lib/event.php
index 10ef5ec0a9..4ccee17e66 100644
--- a/lib/event.php
+++ b/lib/event.php
@@ -98,7 +98,7 @@ class Event {
      *                 on results of handlers.
      */
 
-    public static function handle($name, $args) {
+    public static function handle($name, $args=array()) {
         $result = null;
         if (array_key_exists($name, Event::$_handlers)) {
             foreach (Event::$_handlers[$name] as $handler) {
@@ -110,4 +110,32 @@ class Event {
         }
         return ($result !== false);
     }
+
+    /**
+     * Check to see if an event handler exists
+     *
+     * Look to see if there's any handler for a given event, or narrow
+     * by providing the name of a specific plugin class.
+     *
+     * @param string $name Name of the event to look for
+     * @param string $plugin Optional name of the plugin class to look for
+     *
+     * @return boolean flag saying whether such a handler exists
+     *
+     */
+
+    public static function hasHandler($name, $plugin=null) {
+        if (array_key_exists($name, Event::$_handlers)) {
+            if (isset($plugin)) {
+                foreach (Event::$_handlers[$name] as $handler) {
+                    if (get_class($handler[0]) == $plugin) {
+                        return true;
+                    }
+                }
+            } else {
+                return true;
+            }
+        }
+        return false;
+    }
 }