This repository has been archived on 2023-08-20. You can view files and clone it, but cannot push or open issues or pull requests.
symfony/src/Symfony/Bundle/FrameworkBundle/Command/EventDispatcherDebugCommand.php
2014-08-18 13:47:30 +02:00

85 lines
2.5 KiB
PHP

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\FrameworkBundle\Command;
use Symfony\Bundle\FrameworkBundle\Console\Helper\DescriptorHelper;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;
/**
* A console command for retrieving information about event dispatcher
*
* @author Matthieu Auger <mail@matthieuauger.com>
*/
class EventDispatcherDebugCommand extends ContainerAwareCommand
{
/**
* {@inheritdoc}
*/
protected function configure()
{
$this
->setName('debug:event-dispatcher')
->setDefinition(array(
new InputArgument('event', InputArgument::OPTIONAL, 'An event name (foo)'),
new InputOption('format', null, InputOption::VALUE_REQUIRED, 'To output description in other formats', 'txt'),
new InputOption('raw', null, InputOption::VALUE_NONE, 'To output raw description'),
))
->setDescription('Displays configured listeners for an application')
->setHelp(<<<EOF
The <info>%command.name%</info> command displays all configured listeners:
<info>php %command.full_name%</info>
To get specific listeners for an event, specify its name:
<info>php %command.full_name% kernel.request</info>
EOF
)
;
}
/**
* {@inheritdoc}
*
* @throws \LogicException
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
if ($event = $input->getArgument('event')) {
$options = array('event' => $event);
} else {
$options = array();
}
$dispatcher = $this->getEventDispatcher();
$helper = new DescriptorHelper();
$options['format'] = $input->getOption('format');
$options['raw_text'] = $input->getOption('raw');
$helper->describe($output, $dispatcher, $options);
}
/**
* Loads the Event Dispatcher from the container
*
* @return EventDispatcherInterface
*/
protected function getEventDispatcher()
{
return $this->getContainer()->get('event_dispatcher');
}
}