<?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\Input; use Symfony\Component\Console\Exception\InvalidArgumentException; use Symfony\Component\Console\Exception\RuntimeException; /** * Input is the base class for all concrete Input classes. * * Three concrete classes are provided by default: * * * `ArgvInput`: The input comes from the CLI arguments (argv) * * `StringInput`: The input is provided as a string * * `ArrayInput`: The input is provided as an array * * @author Fabien Potencier <fabien@symfony.com> */ abstract class Input implements InputInterface { protected $definition; protected $options = array(); protected $arguments = array(); protected $interactive = true; public function __construct(InputDefinition $definition = null) { if (null === $definition) { $this->definition = new InputDefinition(); } else { $this->bind($definition); $this->validate(); } } /** * {@inheritdoc} */ public function bind(InputDefinition $definition) { $this->arguments = array(); $this->options = array(); $this->definition = $definition; $this->parse(); } /** * Processes command line arguments. */ abstract protected function parse(); /** * {@inheritdoc} */ public function validate() { $definition = $this->definition; $givenArguments = $this->arguments; $missingArguments = array_filter(array_keys($definition->getArguments()), function ($argument) use ($definition, $givenArguments) { return !array_key_exists($argument, $givenArguments) && $definition->getArgument($argument)->isRequired(); }); if (\count($missingArguments) > 0) { throw new RuntimeException(sprintf('Not enough arguments (missing: "%s").', implode(', ', $missingArguments))); } } /** * {@inheritdoc} */ public function isInteractive() { return $this->interactive; } /** * {@inheritdoc} */ public function setInteractive($interactive) { $this->interactive = (bool) $interactive; } /** * {@inheritdoc} */ public function getArguments() { return array_merge($this->definition->getArgumentDefaults(), $this->arguments); } /** * {@inheritdoc} */ public function getArgument($name) { if (!$this->definition->hasArgument($name)) { throw new InvalidArgumentException(sprintf('The "%s" argument does not exist.', $name)); } return isset($this->arguments[$name]) ? $this->arguments[$name] : $this->definition->getArgument($name)->getDefault(); } /** * {@inheritdoc} */ public function setArgument($name, $value) { if (!$this->definition->hasArgument($name)) { throw new InvalidArgumentException(sprintf('The "%s" argument does not exist.', $name)); } $this->arguments[$name] = $value; } /** * {@inheritdoc} */ public function hasArgument($name) { return $this->definition->hasArgument($name); } /** * {@inheritdoc} */ public function getOptions() { return array_merge($this->definition->getOptionDefaults(), $this->options); } /** * {@inheritdoc} */ public function getOption($name) { if (!$this->definition->hasOption($name)) { throw new InvalidArgumentException(sprintf('The "%s" option does not exist.', $name)); } return isset($this->options[$name]) ? $this->options[$name] : $this->definition->getOption($name)->getDefault(); } /** * {@inheritdoc} */ public function setOption($name, $value) { if (!$this->definition->hasOption($name)) { throw new InvalidArgumentException(sprintf('The "%s" option does not exist.', $name)); } $this->options[$name] = $value; } /** * {@inheritdoc} */ public function hasOption($name) { return $this->definition->hasOption($name); } /** * Escapes a token through escapeshellarg if it contains unsafe chars. * * @param string $token * * @return string */ public function escapeToken($token) { return preg_match('{^[\w-]+$}', $token) ? $token : escapeshellarg($token); } }