protected function addPrepareVars(&$hook, &$callback, &$file)
{
$className = 'Am_Event_' . ucfirst($hook);
// Commented out - we need to place Am_Event classes to outside of loaded core
// if (!class_exists($className, false))
// throw new Am_Exception_InternalError("Could not add hook, class $className does not exists");
//
// $reflection = new ReflectionClass($className);
// if ($reflection->isAbstract())
// throw new Am_Exception_InternalError("Could not add hook, class $className is abstract");
$strongName = lcfirst(substr($className, strlen('Am_Event_')));
// $strongName = lcfirst(substr($reflection->getName(), strlen('Am_Event_')));
if (strcmp($strongName, $hook)) {
throw new Am_Exception_InternalError("Could not add hook, hookname case is incorrect, must be exactly [{$strongName}], passed [{$hook}]");
}
if (!is_callable($callback, $file != null)) {
throw new Am_Exception_InternalError("Could not add hook, callback provided [" . Am_HookCallback::static_getSignature($callback) . "] is not callable");
}
if ($file !== null) {
$rfile = $this->_getRelativePath($file);
if (!$rfile) {
throw new Am_Exception_InternalError("Could not add hook, path provided is not relative [" . htmlentities($file) . "]");
}
$file = $rfile;
}
}
/**
* Do call of a single callback, it is an internal functions
* @access protected
*/
public function call(Am_HookCallback $callback)
{
try {
$ret = call_user_func($callback->getCallback(), $this);
} catch (Exception $e) {
$this->addRaisedException($callback->getSignature(), $e);
$e = $this->onException($e);
if ($e) {
throw $e;
}
return;
}
return $ret;
}