add forwarding emitter for agregating multiple emitters
This commit is contained in:
parent
8d8f99fbc4
commit
925d09cb0e
|
@ -0,0 +1,42 @@
|
||||||
|
<?php
|
||||||
|
/**
|
||||||
|
* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
|
||||||
|
* This file is licensed under the Affero General Public License version 3 or
|
||||||
|
* later.
|
||||||
|
* See the COPYING-README file.
|
||||||
|
*/
|
||||||
|
|
||||||
|
namespace OC\Hooks;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Class ForwardingEmitter
|
||||||
|
*
|
||||||
|
* allows forwarding all listen calls to other emitters
|
||||||
|
*
|
||||||
|
* @package OC\Hooks
|
||||||
|
*/
|
||||||
|
abstract class ForwardingEmitter extends BasicEmitter {
|
||||||
|
/**
|
||||||
|
* @var \OC\Hooks\Emitter[] array
|
||||||
|
*/
|
||||||
|
private $forwardEmitters = array();
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @param string $scope
|
||||||
|
* @param string $method
|
||||||
|
* @param callable $callback
|
||||||
|
*/
|
||||||
|
public function listen($scope, $method, $callback) {
|
||||||
|
parent::listen($scope, $method, $callback);
|
||||||
|
foreach ($this->forwardEmitters as $emitter) {
|
||||||
|
$emitter->listen($scope, $method, $callback);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @param \OC\Hooks\Emitter $emitter
|
||||||
|
*/
|
||||||
|
protected function forward($emitter) {
|
||||||
|
$this->forwardEmitters[] = $emitter;
|
||||||
|
}
|
||||||
|
}
|
|
@ -0,0 +1,62 @@
|
||||||
|
<?php
|
||||||
|
/**
|
||||||
|
* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
|
||||||
|
* This file is licensed under the Affero General Public License version 3 or
|
||||||
|
* later.
|
||||||
|
* See the COPYING-README file.
|
||||||
|
*/
|
||||||
|
|
||||||
|
namespace Test\Hooks;
|
||||||
|
use OC\Hooks\PublicEmitter;
|
||||||
|
|
||||||
|
class DummyForwardingEmitter extends \OC\Hooks\ForwardingEmitter {
|
||||||
|
public function emitEvent($scope, $method, $arguments = array()) {
|
||||||
|
$this->emit($scope, $method, $arguments);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @param \OC\Hooks\Emitter $emitter
|
||||||
|
*/
|
||||||
|
public function forward($emitter) {
|
||||||
|
parent::forward($emitter);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Class ForwardingEmitter
|
||||||
|
*
|
||||||
|
* allows forwarding all listen calls to other emitters
|
||||||
|
*
|
||||||
|
* @package OC\Hooks
|
||||||
|
*/
|
||||||
|
class ForwardingEmitter extends BasicEmitter {
|
||||||
|
public function testSingleForward() {
|
||||||
|
$baseEmitter = new PublicEmitter();
|
||||||
|
$forwardingEmitter = new DummyForwardingEmitter();
|
||||||
|
$forwardingEmitter->forward($baseEmitter);
|
||||||
|
$hookCalled = false;
|
||||||
|
$forwardingEmitter->listen('Test', 'test', function () use (&$hookCalled) {
|
||||||
|
$hookCalled = true;
|
||||||
|
});
|
||||||
|
$baseEmitter->emit('Test', 'test');
|
||||||
|
$this->assertTrue($hookCalled);
|
||||||
|
}
|
||||||
|
|
||||||
|
public function testMultipleForwards() {
|
||||||
|
$baseEmitter1 = new PublicEmitter();
|
||||||
|
$baseEmitter2 = new PublicEmitter();
|
||||||
|
$forwardingEmitter = new DummyForwardingEmitter();
|
||||||
|
$forwardingEmitter->forward($baseEmitter1);
|
||||||
|
$forwardingEmitter->forward($baseEmitter2);
|
||||||
|
$hookCalled = 0;
|
||||||
|
$forwardingEmitter->listen('Test', 'test1', function () use (&$hookCalled) {
|
||||||
|
$hookCalled++;
|
||||||
|
});
|
||||||
|
$forwardingEmitter->listen('Test', 'test2', function () use (&$hookCalled) {
|
||||||
|
$hookCalled++;
|
||||||
|
});
|
||||||
|
$baseEmitter1->emit('Test', 'test1');
|
||||||
|
$baseEmitter1->emit('Test', 'test2');
|
||||||
|
$this->assertEquals(2, $hookCalled);
|
||||||
|
}
|
||||||
|
}
|
Loading…
Reference in New Issue