84 lines
2.3 KiB
PHP
84 lines
2.3 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\Component\Console\Command;
|
||
|
|
|
||
|
|
use Symfony\Component\Console\Helper\DescriptorHelper;
|
||
|
|
use Symfony\Component\Console\Input\InputArgument;
|
||
|
|
use Symfony\Component\Console\Input\InputInterface;
|
||
|
|
use Symfony\Component\Console\Input\InputOption;
|
||
|
|
use Symfony\Component\Console\Output\OutputInterface;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* HelpCommand displays the help for a given command.
|
||
|
|
*
|
||
|
|
* @author Fabien Potencier <fabien@symfony.com>
|
||
|
|
*/
|
||
|
|
class HelpCommand extends Command
|
||
|
|
{
|
||
|
|
private $command;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* {@inheritdoc}
|
||
|
|
*/
|
||
|
|
protected function configure()
|
||
|
|
{
|
||
|
|
$this->ignoreValidationErrors();
|
||
|
|
|
||
|
|
$this
|
||
|
|
->setName('help')
|
||
|
|
->setDefinition([
|
||
|
|
new InputArgument('command_name', InputArgument::OPTIONAL, 'The command name', 'help'),
|
||
|
|
new InputOption('format', null, InputOption::VALUE_REQUIRED, 'The output format (txt, xml, json, or md)', 'txt'),
|
||
|
|
new InputOption('raw', null, InputOption::VALUE_NONE, 'To output raw command help'),
|
||
|
|
])
|
||
|
|
->setDescription('Display help for a command')
|
||
|
|
->setHelp(<<<'EOF'
|
||
|
|
The <info>%command.name%</info> command displays help for a given command:
|
||
|
|
|
||
|
|
<info>php %command.full_name% list</info>
|
||
|
|
|
||
|
|
You can also output the help in other formats by using the <comment>--format</comment> option:
|
||
|
|
|
||
|
|
<info>php %command.full_name% --format=xml list</info>
|
||
|
|
|
||
|
|
To display the list of available commands, please use the <info>list</info> command.
|
||
|
|
EOF
|
||
|
|
)
|
||
|
|
;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function setCommand(Command $command)
|
||
|
|
{
|
||
|
|
$this->command = $command;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* {@inheritdoc}
|
||
|
|
*/
|
||
|
|
protected function execute(InputInterface $input, OutputInterface $output)
|
||
|
|
{
|
||
|
|
if (null === $this->command) {
|
||
|
|
$this->command = $this->getApplication()->find($input->getArgument('command_name'));
|
||
|
|
}
|
||
|
|
|
||
|
|
$helper = new DescriptorHelper();
|
||
|
|
$helper->describe($output, $this->command, [
|
||
|
|
'format' => $input->getOption('format'),
|
||
|
|
'raw_text' => $input->getOption('raw'),
|
||
|
|
]);
|
||
|
|
|
||
|
|
$this->command = null;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
}
|