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File / Folder	Size	Action
.	-
Command.php	22.435KB	edt ren
CompleteCommand.php	9.052KB	edt ren
DumpCompletionCommand.php	5.313KB	edt ren
HelpCommand.php	2.482KB	edt ren
LazyCommand.php	5.956KB	edt ren
ListCommand.php	2.523KB	edt ren
LockableTrait.php	1.715KB	edt ren
SignalableCommandInterf...	0.842KB	edt ren
TraceableCommand.php	10.063KB	edt ren

<?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\Attribute\AsCommand;
use Symfony\Component\Console\Completion\CompletionInput;
use Symfony\Component\Console\Completion\CompletionSuggestions;
use Symfony\Component\Console\Completion\Output\BashCompletionOutput;
use Symfony\Component\Console\Completion\Output\CompletionOutputInterface;
use Symfony\Component\Console\Completion\Output\FishCompletionOutput;
use Symfony\Component\Console\Completion\Output\ZshCompletionOutput;
use Symfony\Component\Console\Exception\CommandNotFoundException;
use Symfony\Component\Console\Exception\ExceptionInterface;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

/**
 * Responsible for providing the values to the shell completion.
 *
 * @author Wouter de Jong <wouter@wouterj.nl>
 */
#[AsCommand(name: '|_complete', description: 'Internal command to provide shell completion suggestions')]
final class CompleteCommand extends Command
{
    public const COMPLETION_API_VERSION = '1';

/**
     * @deprecated since Symfony 6.1
     */
    protected static $defaultName = '|_complete';

/**
     * @deprecated since Symfony 6.1
     */
    protected static $defaultDescription = 'Internal command to provide shell completion suggestions';

private array $completionOutputs;

private bool $isDebug = false;

/**
     * @param array<string, class-string<CompletionOutputInterface>> $completionOutputs A list of additional completion outputs, with shell name as key and FQCN as value
     */
    public function __construct(array $completionOutputs = [])
    {
        // must be set before the parent constructor, as the property value is used in configure()
        $this->completionOutputs = $completionOutputs + [
            'bash' => BashCompletionOutput::class,
            'fish' => FishCompletionOutput::class,
            'zsh' => ZshCompletionOutput::class,
        ];

parent::__construct();
    }

protected function configure(): void
    {
        $this
            ->addOption('shell', 's', InputOption::VALUE_REQUIRED, 'The shell type ("'.implode('", "', array_keys($this->completionOutputs)).'")')
            ->addOption('input', 'i', InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY, 'An array of input tokens (e.g. COMP_WORDS or argv)')
            ->addOption('current', 'c', InputOption::VALUE_REQUIRED, 'The index of the "input" array that the cursor is in (e.g. COMP_CWORD)')
            ->addOption('api-version', 'a', InputOption::VALUE_REQUIRED, 'The API version of the completion script')
            ->addOption('symfony', 'S', InputOption::VALUE_REQUIRED, 'deprecated')
        ;
    }

protected function initialize(InputInterface $input, OutputInterface $output): void
    {
        $this->isDebug = filter_var(getenv('SYMFONY_COMPLETION_DEBUG'), \FILTER_VALIDATE_BOOL);
    }

protected function execute(InputInterface $input, OutputInterface $output): int
    {
        try {
            // "symfony" must be kept for compat with the shell scripts generated by Symfony Console 5.4 - 6.1
            $version = $input->getOption('symfony') ? '1' : $input->getOption('api-version');
            if ($version && version_compare($version, self::COMPLETION_API_VERSION, '<')) {
                $message = sprintf('Completion script version is not supported ("%s" given, ">=%s" required).', $version, self::COMPLETION_API_VERSION);
                $this->log($message);

$output->writeln($message.' Install the Symfony completion script again by using the "completion" command.');

return 126;
            }

$shell = $input->getOption('shell');
            if (!$shell) {
                throw new \RuntimeException('The "--shell" option must be set.');
            }

if (!$completionOutput = $this->completionOutputs[$shell] ?? false) {
                throw new \RuntimeException(sprintf('Shell completion is not supported for your shell: "%s" (supported: "%s").', $shell, implode('", "', array_keys($this->completionOutputs))));
            }

$completionInput = $this->createCompletionInput($input);
            $suggestions = new CompletionSuggestions();

$this->log([
                '',
                '<comment>'.date('Y-m-d H:i:s').'</>',
                '<info>Input:</> <comment>("|" indicates the cursor position)</>',
                '  '.(string) $completionInput,
                '<info>Command:</>',
                '  '.(string) implode(' ', $_SERVER['argv']),
                '<info>Messages:</>',
            ]);

$command = $this->findCommand($completionInput, $output);
            if (null === $command) {
                $this->log('  No command found, completing using the Application class.');

$this->getApplication()->complete($completionInput, $suggestions);
            } elseif (
                $completionInput->mustSuggestArgumentValuesFor('command')
                && $command->getName() !== $completionInput->getCompletionValue()
                && !\in_array($completionInput->getCompletionValue(), $command->getAliases(), true)
            ) {
                $this->log('  No command found, completing using the Application class.');

// expand shortcut names ("cache:cl<TAB>") into their full name ("cache:clear")
                $suggestions->suggestValues(array_filter(array_merge([$command->getName()], $command->getAliases())));
            } else {
                $command->mergeApplicationDefinition();
                $completionInput->bind($command->getDefinition());

if (CompletionInput::TYPE_OPTION_NAME === $completionInput->getCompletionType()) {
                    $this->log('  Completing option names for the <comment>'.($command instanceof LazyCommand ? $command->getCommand() : $command)::class.'</> command.');

$suggestions->suggestOptions($command->getDefinition()->getOptions());
                } else {
                    $this->log([
                        '  Completing using the <comment>'.($command instanceof LazyCommand ? $command->getCommand() : $command)::class.'</> class.',
                        '  Completing <comment>'.$completionInput->getCompletionType().'</> for <comment>'.$completionInput->getCompletionName().'</>',
                    ]);
                    if (null !== $compval = $completionInput->getCompletionValue()) {
                        $this->log('  Current value: <comment>'.$compval.'</>');
                    }

$command->complete($completionInput, $suggestions);
                }
            }

/** @var CompletionOutputInterface $completionOutput */
            $completionOutput = new $completionOutput();

$this->log('<info>Suggestions:</>');
            if ($options = $suggestions->getOptionSuggestions()) {
                $this->log('  --'.implode(' --', array_map(fn ($o) => $o->getName(), $options)));
            } elseif ($values = $suggestions->getValueSuggestions()) {
                $this->log('  '.implode(' ', $values));
            } else {
                $this->log('  <comment>No suggestions were provided</>');
            }

$completionOutput->write($suggestions, $output);
        } catch (\Throwable $e) {
            $this->log([
                '<error>Error!</error>',
                (string) $e,
            ]);

if ($output->isDebug()) {
                throw $e;
            }

return 2;
        }

return 0;
    }

private function createCompletionInput(InputInterface $input): CompletionInput
    {
        $currentIndex = $input->getOption('current');
        if (!$currentIndex || !ctype_digit($currentIndex)) {
            throw new \RuntimeException('The "--current" option must be set and it must be an integer.');
        }

$completionInput = CompletionInput::fromTokens($input->getOption('input'), (int) $currentIndex);

try {
            $completionInput->bind($this->getApplication()->getDefinition());
        } catch (ExceptionInterface) {
        }

return $completionInput;
    }

private function findCommand(CompletionInput $completionInput, OutputInterface $output): ?Command
    {
        try {
            $inputName = $completionInput->getFirstArgument();
            if (null === $inputName) {
                return null;
            }

return $this->getApplication()->find($inputName);
        } catch (CommandNotFoundException) {
        }

return null;
    }

private function log($messages): void
    {
        if (!$this->isDebug) {
            return;
        }

$commandName = basename($_SERVER['argv'][0]);
        file_put_contents(sys_get_temp_dir().'/sf_'.$commandName.'.log', implode(\PHP_EOL, (array) $messages).\PHP_EOL, \FILE_APPEND);
    }
}