Plugin.php
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<?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;
}
}