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<?php |
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/** |
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* Webino™ (http://webino.sk) |
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* |
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* @link https://github.com/webino for the canonical source repository |
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* @copyright Copyright (c) 2015-2017 Webino, s.r.o. (http://webino.sk) |
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* @author Peter Bačinský <[email protected]> |
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* @license BSD-3-Clause |
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*/ |
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namespace WebinoAppLib\Application; |
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use WebinoAppLib\Event\AppEvent; |
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use WebinoAppLib\Exception\DomainException; |
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use WebinoAppLib\Exception\InvalidArgumentException; |
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use WebinoAppLib\Service\Bootstrap; |
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use Zend\Config\Config; |
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/** |
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* Class AbstractBaseApplication |
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*/ |
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abstract class AbstractBaseApplication extends AbstractApplication |
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implements BaseApplicationInterface |
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{ |
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/** |
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* {@inheritDoc} |
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*/ |
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public function bootstrap() |
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{ |
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if ($this->getConfig()->isReadOnly()) { |
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throw new DomainException('Application is already bootstrapped'); |
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} |
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return $this->internalBootstrap( |
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$this->getServices()->get($this::BOOTSTRAP), |
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function () { |
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$this->emit(AppEvent::BOOTSTRAP, $this); |
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} |
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); |
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} |
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/** |
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* @param object|Bootstrap $bootstrap |
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* @param callable $trigger |
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* @return AbstractConfiguredApplication |
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* @triggers bootstrap |
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*/ |
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protected function internalBootstrap(Bootstrap $bootstrap, callable $trigger) |
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{ |
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// lock core config |
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$this->getConfig()->get(CoreConfig::CORE)->setReadOnly(); |
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$bootstrap->attachCoreListeners(); |
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$listeners = $this->listeners; |
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// trigger bootstrap |
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call_user_func($trigger); |
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// configure application |
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$bootstrap->configure(); |
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$detachedListeners = $this->detachListeners($listeners); |
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$bootstrap->attachListeners()->detachCoreListeners(); |
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// trigger bootstrap again |
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call_user_func($trigger); |
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$bootstrap->attachCoreListeners(); |
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$this->attachListeners($detachedListeners); |
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// lock config |
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$this->getConfig()->setReadOnly(); |
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// return configured app |
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return new ConfiguredApplication($this->getServices()); |
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} |
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/** |
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* Detach listeners from application events |
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* |
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* @param \Zend\EventManager\ListenerAggregateInterface[] $listeners |
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* @return \Zend\EventManager\ListenerAggregateInterface[] Detached listeners |
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*/ |
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private function detachListeners(array $listeners) |
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{ |
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$detachedListeners = []; |
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foreach ($listeners as $listener) { |
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$detachedListeners[] = clone $listener; |
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$this->unbind($listener); |
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} |
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return $detachedListeners; |
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} |
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/** |
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* Attach event listeners |
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* |
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* @param \Zend\EventManager\ListenerAggregateInterface[] $listeners |
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*/ |
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private function attachListeners(array $listeners) |
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{ |
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foreach ($listeners as $listener) { |
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$this->bind($listener); |
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} |
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} |
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/** |
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* Merge config into application config. |
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* |
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* @param array|Config|null $config |
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* @return $this |
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* @throws InvalidArgumentException |
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*/ |
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public function mergeConfig($config = null) |
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{ |
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if (empty($config)) { |
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return $this; |
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} |
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if (is_object($config) && method_exists($config, 'toArray')) { |
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$config = $config->toArray(); |
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} |
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if (is_array($config)) { |
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$config = new Config($config); |
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} |
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if (!($config instanceof Config)) { |
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throw new InvalidArgumentException('Expected array|Config|null'); |
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} |
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$this->getConfig()->merge($config); |
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return $this; |
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} |
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} |
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webino /
Webino
Loading history...
Let’s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let’s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: