Location: PHPKode > scripts > Doctrine Migrations > doctrine-migrations-4a9daf1/lib/vendor/Symfony/Component/Console/Input/InputDefinition.php
<?php

namespace Symfony\Component\Console\Input;

/*
 * This file is part of the symfony framework.
 *
 * (c) Fabien Potencier <hide@address.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

/**
 * A InputDefinition represents a set of valid command line arguments and options.
 *
 * Usage:
 *
 *     $definition = new InputDefinition(array(
 *       new InputArgument('name', InputArgument::REQUIRED),
 *       new InputOption('foo', 'f', InputOption::PARAMETER_REQUIRED),
 *     ));
 *
 * @package    symfony
 * @subpackage console
 * @author     Fabien Potencier <hide@address.com>
 */
class InputDefinition
{
  protected $arguments;
  protected $requiredCount;
  protected $hasAnArrayArgument = false;
  protected $hasOptional;
  protected $options;
  protected $shortcuts;

  /**
   * Constructor.
   *
   * @param array $definition An array of InputArgument and InputOption instance
   */
  public function __construct(array $definition = array())
  {
    $this->setDefinition($definition);
  }

  public function setDefinition(array $definition)
  {
    $arguments = array();
    $options = array();
    foreach ($definition as $item)
    {
      if ($item instanceof InputOption)
      {
        $options[] = $item;
      }
      else
      {
        $arguments[] = $item;
      }
    }

    $this->setArguments($arguments);
    $this->setOptions($options);
  }

  /**
   * Sets the InputArgument objects.
   *
   * @param array $arguments An array of InputArgument objects
   */
  public function setArguments($arguments = array())
  {
    $this->arguments     = array();
    $this->requiredCount = 0;
    $this->hasOptional   = false;
    $this->addArguments($arguments);
  }

  /**
   * Add an array of InputArgument objects.
   *
   * @param array $arguments An array of InputArgument objects
   */
  public function addArguments($arguments = array())
  {
    if (null !== $arguments)
    {
      foreach ($arguments as $argument)
      {
        $this->addArgument($argument);
      }
    }
  }

  /**
   * Add an InputArgument object.
   *
   * @param InputArgument $argument An InputArgument object
   */
  public function addArgument(InputArgument $argument)
  {
    if (isset($this->arguments[$argument->getName()]))
    {
      throw new \LogicException(sprintf('An argument with name "%s" already exist.', $argument->getName()));
    }

    if ($this->hasAnArrayArgument)
    {
      throw new \LogicException('Cannot add an argument after an array argument.');
    }

    if ($argument->isRequired() && $this->hasOptional)
    {
      throw new \LogicException('Cannot add a required argument after an optional one.');
    }

    if ($argument->isArray())
    {
      $this->hasAnArrayArgument = true;
    }

    if ($argument->isRequired())
    {
      ++$this->requiredCount;
    }
    else
    {
      $this->hasOptional = true;
    }

    $this->arguments[$argument->getName()] = $argument;
  }

  /**
   * Returns an InputArgument by name or by position.
   *
   * @param string|integer $name The InputArgument name or position
   *
   * @return InputArgument An InputArgument object
   */
  public function getArgument($name)
  {
    $arguments = is_int($name) ? array_values($this->arguments) : $this->arguments;

    if (!$this->hasArgument($name))
    {
      throw new \InvalidArgumentException(sprintf('The "%s" argument does not exist.', $name));
    }

    return $arguments[$name];
  }

  /**
   * Returns true if an InputArgument object exists by name or position.
   *
   * @param string|integer $name The InputArgument name or position
   *
   * @return Boolean true if the InputArgument object exists, false otherwise
   */
  public function hasArgument($name)
  {
    $arguments = is_int($name) ? array_values($this->arguments) : $this->arguments;

    return isset($arguments[$name]);
  }

  /**
   * Gets the array of InputArgument objects.
   *
   * @return array An array of InputArgument objects
   */
  public function getArguments()
  {
    return $this->arguments;
  }

  /**
   * Returns the number of InputArguments.
   *
   * @return integer The number of InputArguments
   */
  public function getArgumentCount()
  {
    return $this->hasAnArrayArgument ? PHP_INT_MAX : count($this->arguments);
  }

  /**
   * Returns the number of required InputArguments.
   *
   * @return integer The number of required InputArguments
   */
  public function getArgumentRequiredCount()
  {
    return $this->requiredCount;
  }

  /**
   * Gets the default values.
   *
   * @return array An array of default values
   */
  public function getArgumentDefaults()
  {
    $values = array();
    foreach ($this->arguments as $argument)
    {
      $values[$argument->getName()] = $argument->getDefault();
    }

    return $values;
  }

  /**
   * Sets the InputOption objects.
   *
   * @param array $options An array of InputOption objects
   */
  public function setOptions($options = array())
  {
    $this->options = array();
    $this->shortcuts = array();
    $this->addOptions($options);
  }

  /**
   * Add an array of InputOption objects.
   *
   * @param array $options An array of InputOption objects
   */
  public function addOptions($options = array())
  {
    foreach ($options as $option)
    {
      $this->addOption($option);
    }
  }

  /**
   * Add an InputOption object.
   *
   * @param InputOption $option An InputOption object
   */
  public function addOption(InputOption $option)
  {
    if (isset($this->options[$option->getName()]))
    {
      throw new \LogicException(sprintf('An option named "%s" already exist.', $option->getName()));
    }
    else if (isset($this->shortcuts[$option->getShortcut()]))
    {
      throw new \LogicException(sprintf('An option with shortcut "%s" already exist.', $option->getShortcut()));
    }

    $this->options[$option->getName()] = $option;
    if ($option->getShortcut())
    {
      $this->shortcuts[$option->getShortcut()] = $option->getName();
    }
  }

  /**
   * Returns an InputOption by name.
   *
   * @param string $name The InputOption name
   *
   * @return InputOption A InputOption object
   */
  public function getOption($name)
  {
    if (!$this->hasOption($name))
    {
      throw new \InvalidArgumentException(sprintf('The "--%s" option does not exist.', $name));
    }

    return $this->options[$name];
  }

  /**
   * Returns true if an InputOption object exists by name.
   *
   * @param string $name The InputOption name
   *
   * @return Boolean true if the InputOption object exists, false otherwise
   */
  public function hasOption($name)
  {
    return isset($this->options[$name]);
  }

  /**
   * Gets the array of InputOption objects.
   *
   * @return array An array of InputOption objects
   */
  public function getOptions()
  {
    return $this->options;
  }

  /**
   * Returns true if an InputOption object exists by shortcut.
   *
   * @param string $name The InputOption shortcut
   *
   * @return Boolean true if the InputOption object exists, false otherwise
   */
  public function hasShortcut($name)
  {
    return isset($this->shortcuts[$name]);
  }

  /**
   * Gets an InputOption by shortcut.
   *
   * @return InputOption An InputOption object
   */
  public function getOptionForShortcut($shortcut)
  {
    return $this->getOption($this->shortcutToName($shortcut));
  }

  /**
   * Gets an array of default values.
   *
   * @return array An array of all default values
   */
  public function getOptionDefaults()
  {
    $values = array();
    foreach ($this->options as $option)
    {
      $values[$option->getName()] = $option->getDefault();
    }

    return $values;
  }

  /**
   * Returns the InputOption name given a shortcut.
   *
   * @param string $shortcut The shortcut
   *
   * @return string The InputOption name
   */
  protected function shortcutToName($shortcut)
  {
    if (!isset($this->shortcuts[$shortcut]))
    {
      throw new \InvalidArgumentException(sprintf('The "-%s" option does not exist.', $shortcut));
    }

    return $this->shortcuts[$shortcut];
  }

  /**
   * Gets the synopsis.
   *
   * @return string The synopsis
   */
  public function getSynopsis()
  {
    $elements = array();
    foreach ($this->getOptions() as $option)
    {
      $shortcut = $option->getShortcut() ? sprintf('-%s|', $option->getShortcut()) : '';
      $elements[] = sprintf('['.($option->isParameterRequired() ? '%s--%s="..."' : ($option->isParameterOptional() ? '%s--%s[="..."]' : '%s--%s')).']', $shortcut, $option->getName());
    }

    foreach ($this->getArguments() as $argument)
    {
      $elements[] = sprintf($argument->isRequired() ? '%s' : '[%s]', $argument->getName().($argument->isArray() ? '1' : ''));

      if ($argument->isArray())
      {
        $elements[] = sprintf('... [%sN]', $argument->getName());
      }
    }

    return implode(' ', $elements);
  }

  /**
   * Returns a textual representation of the InputDefinition.
   *
   * @return string A string representing the InputDefinition
   */
  public function asText()
  {
    // find the largest option or argument name
    $max = 0;
    foreach ($this->getOptions() as $option)
    {
      $max = strlen($option->getName()) + 2 > $max ? strlen($option->getName()) + 2 : $max;
    }
    foreach ($this->getArguments() as $argument)
    {
      $max = strlen($argument->getName()) > $max ? strlen($argument->getName()) : $max;
    }
    ++$max;

    $text = array();

    if ($this->getArguments())
    {
      $text[] = '<comment>Arguments:</comment>';
      foreach ($this->getArguments() as $argument)
      {
        if (null !== $argument->getDefault() && (!is_array($argument->getDefault()) || count($argument->getDefault())))
        {
          $default = sprintf('<comment> (default: %s)</comment>', is_array($argument->getDefault()) ? str_replace("\n", '', var_export($argument->getDefault(), true)): $argument->getDefault());
        }
        else
        {
          $default = '';
        }

        $text[] = sprintf(" <info>%-${max}s</info> %s%s", $argument->getName(), $argument->getDescription(), $default);
      }

      $text[] = '';
    }

    if ($this->getOptions())
    {
      $text[] = '<comment>Options:</comment>';

      foreach ($this->getOptions() as $option)
      {
        if ($option->acceptParameter() && null !== $option->getDefault() && (!is_array($option->getDefault()) || count($option->getDefault())))
        {
          $default = sprintf('<comment> (default: %s)</comment>', is_array($option->getDefault()) ? str_replace("\n", '', print_r($option->getDefault(), true)): $option->getDefault());
        }
        else
        {
          $default = '';
        }

        $multiple = $option->isArray() ? '<comment> (multiple values allowed)</comment>' : '';
        $text[] = sprintf(' %-'.$max.'s %s%s%s%s', '<info>--'.$option->getName().'</info>', $option->getShortcut() ? sprintf('(-%s) ', $option->getShortcut()) : '', $option->getDescription(), $default, $multiple);
      }

      $text[] = '';
    }

    return implode("\n", $text);
  }

  /**
   * Returns an XML representation of the InputDefinition.
   *
   * @param Boolean $asDom Whether to return a DOM or an XML string
   *
   * @return string|DOMDocument An XML string representing the InputDefinition
   */
  public function asXml($asDom = false)
  {
    $dom = new \DOMDocument('1.0', 'UTF-8');
    $dom->formatOutput = true;
    $dom->appendChild($definitionXML = $dom->createElement('definition'));

    $definitionXML->appendChild($argumentsXML = $dom->createElement('arguments'));
    foreach ($this->getArguments() as $argument)
    {
      $argumentsXML->appendChild($argumentXML = $dom->createElement('argument'));
      $argumentXML->setAttribute('name', $argument->getName());
      $argumentXML->setAttribute('is_required', $argument->isRequired() ? 1 : 0);
      $argumentXML->setAttribute('is_array', $argument->isArray() ? 1 : 0);
      $argumentXML->appendChild($descriptionXML = $dom->createElement('description'));
      $descriptionXML->appendChild($dom->createTextNode($argument->getDescription()));

      $argumentXML->appendChild($defaultsXML = $dom->createElement('defaults'));
      $defaults = is_array($argument->getDefault()) ? $argument->getDefault() : ($argument->getDefault() ? array($argument->getDefault()) : array());
      foreach ($defaults as $default)
      {
        $defaultsXML->appendChild($defaultXML = $dom->createElement('default'));
        $defaultXML->appendChild($dom->createTextNode($default));
      }
    }

    $definitionXML->appendChild($optionsXML = $dom->createElement('options'));
    foreach ($this->getOptions() as $option)
    {
      $optionsXML->appendChild($optionXML = $dom->createElement('option'));
      $optionXML->setAttribute('name', '--'.$option->getName());
      $optionXML->setAttribute('shortcut', $option->getShortcut() ? '-'.$option->getShortcut() : '');
      $optionXML->setAttribute('accept_parameter', $option->acceptParameter() ? 1 : 0);
      $optionXML->setAttribute('is_parameter_required', $option->isParameterRequired() ? 1 : 0);
      $optionXML->setAttribute('is_multiple', $option->isArray() ? 1 : 0);
      $optionXML->appendChild($descriptionXML = $dom->createElement('description'));
      $descriptionXML->appendChild($dom->createTextNode($option->getDescription()));

      if ($option->acceptParameter())
      {
        $optionXML->appendChild($defaultsXML = $dom->createElement('defaults'));
        $defaults = is_array($option->getDefault()) ? $option->getDefault() : ($option->getDefault() ? array($option->getDefault()) : array());
        foreach ($defaults as $default)
        {
          $defaultsXML->appendChild($defaultXML = $dom->createElement('default'));
          $defaultXML->appendChild($dom->createTextNode($default));
        }
      }
    }

    return $asDom ? $dom : $dom->saveXml();
  }
}
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