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wp-content/plugins/smart-slider-3/Nextend/Framework/Plugin.php

@@ -0,0 +1,53 @@
+<?php
+
+
+namespace Nextend\Framework;
+
+class Plugin {
+
+    private static $classes = array();
+
+    /**
+     * @param          $eventName
+     * @param callable $callable
+     */
+    public static function addAction($eventName, $callable) {
+        if (!isset(self::$classes[$eventName])) self::$classes[$eventName] = array();
+        self::$classes[$eventName][] = $callable;
+    }
+
+    static function addFilter($eventName, $callable) {
+        if (!isset(self::$classes[$eventName])) self::$classes[$eventName] = array();
+        self::$classes[$eventName][] = $callable;
+    }
+
+    public static function applyFilters($eventName, $value, $args = array()) {
+        if (self::hasAction($eventName)) {
+            foreach (self::$classes[$eventName] as $callable) {
+                if (is_callable($callable)) {
+                    $value = call_user_func_array($callable, array_merge(array($value), $args));
+                }
+            }
+        }
+
+        return $value;
+    }
+
+    public static function doAction($eventName, $args = array()) {
+        if (self::hasAction($eventName)) {
+            foreach (self::$classes[$eventName] as $callable) {
+                if (is_callable($callable)) {
+                    call_user_func_array($callable, $args);
+                }
+            }
+        }
+    }
+
+    public static function hasAction($eventName) {
+        if (isset(self::$classes[$eventName])) {
+            return true;
+        }
+
+        return false;
+    }
+}