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Diffstat (limited to 'vendor/symfony/console/Shell.php')
| -rw-r--r-- | vendor/symfony/console/Shell.php | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/vendor/symfony/console/Shell.php b/vendor/symfony/console/Shell.php deleted file mode 100644 index dacdf223..00000000 --- a/vendor/symfony/console/Shell.php +++ /dev/null @@ -1,233 +0,0 @@ -<?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; - -use Symfony\Component\Console\Exception\RuntimeException; -use Symfony\Component\Console\Input\StringInput; -use Symfony\Component\Console\Output\ConsoleOutput; -use Symfony\Component\Process\ProcessBuilder; -use Symfony\Component\Process\PhpExecutableFinder; - -/** - * A Shell wraps an Application to add shell capabilities to it. - * - * Support for history and completion only works with a PHP compiled - * with readline support (either --with-readline or --with-libedit) - * - * @deprecated since version 2.8, to be removed in 3.0. - * - * @author Fabien Potencier <fabien@symfony.com> - * @author Martin HasoĊ <martin.hason@gmail.com> - */ -class Shell -{ - private $application; - private $history; - private $output; - private $hasReadline; - private $processIsolation = false; - - /** - * Constructor. - * - * If there is no readline support for the current PHP executable - * a \RuntimeException exception is thrown. - * - * @param Application $application An application instance - */ - public function __construct(Application $application) - { - @trigger_error('The '.__CLASS__.' class is deprecated since Symfony 2.8 and will be removed in 3.0.', E_USER_DEPRECATED); - - $this->hasReadline = function_exists('readline'); - $this->application = $application; - $this->history = getenv('HOME').'/.history_'.$application->getName(); - $this->output = new ConsoleOutput(); - } - - /** - * Runs the shell. - */ - public function run() - { - $this->application->setAutoExit(false); - $this->application->setCatchExceptions(true); - - if ($this->hasReadline) { - readline_read_history($this->history); - readline_completion_function(array($this, 'autocompleter')); - } - - $this->output->writeln($this->getHeader()); - $php = null; - if ($this->processIsolation) { - $finder = new PhpExecutableFinder(); - $php = $finder->find(); - $this->output->writeln(<<<'EOF' -<info>Running with process isolation, you should consider this:</info> - * each command is executed as separate process, - * commands don't support interactivity, all params must be passed explicitly, - * commands output is not colorized. - -EOF - ); - } - - while (true) { - $command = $this->readline(); - - if (false === $command) { - $this->output->writeln("\n"); - - break; - } - - if ($this->hasReadline) { - readline_add_history($command); - readline_write_history($this->history); - } - - if ($this->processIsolation) { - $pb = new ProcessBuilder(); - - $process = $pb - ->add($php) - ->add($_SERVER['argv'][0]) - ->add($command) - ->inheritEnvironmentVariables(true) - ->getProcess() - ; - - $output = $this->output; - $process->run(function ($type, $data) use ($output) { - $output->writeln($data); - }); - - $ret = $process->getExitCode(); - } else { - $ret = $this->application->run(new StringInput($command), $this->output); - } - - if (0 !== $ret) { - $this->output->writeln(sprintf('<error>The command terminated with an error status (%s)</error>', $ret)); - } - } - } - - /** - * Returns the shell header. - * - * @return string The header string - */ - protected function getHeader() - { - return <<<EOF - -Welcome to the <info>{$this->application->getName()}</info> shell (<comment>{$this->application->getVersion()}</comment>). - -At the prompt, type <comment>help</comment> for some help, -or <comment>list</comment> to get a list of available commands. - -To exit the shell, type <comment>^D</comment>. - -EOF; - } - - /** - * Renders a prompt. - * - * @return string The prompt - */ - protected function getPrompt() - { - // using the formatter here is required when using readline - return $this->output->getFormatter()->format($this->application->getName().' > '); - } - - protected function getOutput() - { - return $this->output; - } - - protected function getApplication() - { - return $this->application; - } - - /** - * Tries to return autocompletion for the current entered text. - * - * @param string $text The last segment of the entered text - * - * @return bool|array A list of guessed strings or true - */ - private function autocompleter($text) - { - $info = readline_info(); - $text = substr($info['line_buffer'], 0, $info['end']); - - if ($info['point'] !== $info['end']) { - return true; - } - - // task name? - if (false === strpos($text, ' ') || !$text) { - return array_keys($this->application->all()); - } - - // options and arguments? - try { - $command = $this->application->find(substr($text, 0, strpos($text, ' '))); - } catch (\Exception $e) { - return true; - } - - $list = array('--help'); - foreach ($command->getDefinition()->getOptions() as $option) { - $list[] = '--'.$option->getName(); - } - - return $list; - } - - /** - * Reads a single line from standard input. - * - * @return string The single line from standard input - */ - private function readline() - { - if ($this->hasReadline) { - $line = readline($this->getPrompt()); - } else { - $this->output->write($this->getPrompt()); - $line = fgets(STDIN, 1024); - $line = (false === $line || '' === $line) ? false : rtrim($line); - } - - return $line; - } - - public function getProcessIsolation() - { - return $this->processIsolation; - } - - public function setProcessIsolation($processIsolation) - { - $this->processIsolation = (bool) $processIsolation; - - if ($this->processIsolation && !class_exists('Symfony\\Component\\Process\\Process')) { - throw new RuntimeException('Unable to isolate processes as the Symfony Process Component is not installed.'); - } - } -} |