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Файловый менеджер - Редактировать - /opt/alt/php55/usr/share/pear/Symfony/Component/Console/Input/ArgvInput.php

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<?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; /* * ArgvInput represents an input coming from the CLI arguments. * * Usage: * * $input = new ArgvInput(); * * By default, the `$_SERVER['argv']` array is used for the input values. * * This can be overridden by explicitly passing the input values in the constructor: * * $input = new ArgvInput($_SERVER['argv']); * * If you pass it yourself, don't forget that the first element of the array * is the name of the running application. * * When passing an argument to the constructor, be sure that it respects * the same rules as the argv one. It's almost always better to use the * `StringInput` when you want to provide your own input. * * @author Fabien Potencier <fabien@symfony.com> * * @see http://www.gnu.org/software/libc/manual/html_node/Argument-Syntax.html * @see http://www.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap12.html#tag_12_02 * * @api / class ArgvInput extends Input { private $tokens; private $parsed; /* * Constructor. * * @param array $argv An array of parameters from the CLI (in the argv format) * @param InputDefinition $definition A InputDefinition instance * * @api / public function __construct(array $argv = null, InputDefinition $definition = null) { if (null === $argv) { $argv = $_SERVER['argv']; } // strip the application name array_shift($argv); $this->tokens = $argv; parent::__construct($definition); } protected function setTokens(array $tokens) { $this->tokens = $tokens; } /* * Processes command line arguments. / protected function parse() { $parseOptions = true; $this->parsed = $this->tokens; while (null !== $token = array_shift($this->parsed)) { if ($parseOptions && '' == $token) { $this->parseArgument($token); } elseif ($parseOptions && '--' == $token) { $parseOptions = false; } elseif ($parseOptions && 0 === strpos($token, '--')) { $this->parseLongOption($token); } elseif ($parseOptions && '-' === $token[0] && '-' !== $token) { $this->parseShortOption($token); } else { $this->parseArgument($token); } } } /* * Parses a short option. * * @param string $token The current token. / private function parseShortOption($token) { $name = substr($token, 1); if (strlen($name) > 1) { if ($this->definition->hasShortcut($name[0]) && $this->definition->getOptionForShortcut($name[0])->acceptValue()) { // an option with a value (with no space) $this->addShortOption($name[0], substr($name, 1)); } else { $this->parseShortOptionSet($name); } } else { $this->addShortOption($name, null); } } /* * Parses a short option set. * * @param string $name The current token * * @throws \RuntimeException When option given doesn't exist / private function parseShortOptionSet($name) { $len = strlen($name); for ($i = 0; $i < $len; $i++) { if (!$this->definition->hasShortcut($name[$i])) { throw new \RuntimeException(sprintf('The "-%s" option does not exist.', $name[$i])); } $option = $this->definition->getOptionForShortcut($name[$i]); if ($option->acceptValue()) { $this->addLongOption($option->getName(), $i === $len - 1 ? null : substr($name, $i + 1)); break; } else { $this->addLongOption($option->getName(), null); } } } /* * Parses a long option. * * @param string $token The current token / private function parseLongOption($token) { $name = substr($token, 2); if (false !== $pos = strpos($name, '=')) { $this->addLongOption(substr($name, 0, $pos), substr($name, $pos + 1)); } else { $this->addLongOption($name, null); } } /* * Parses an argument. * * @param string $token The current token * * @throws \RuntimeException When too many arguments are given / private function parseArgument($token) { $c = count($this->arguments); // if input is expecting another argument, add it if ($this->definition->hasArgument($c)) { $arg = $this->definition->getArgument($c); $this->arguments[$arg->getName()] = $arg->isArray()? array($token) : $token; // if last argument isArray(), append token to last argument } elseif ($this->definition->hasArgument($c - 1) && $this->definition->getArgument($c - 1)->isArray()) { $arg = $this->definition->getArgument($c - 1); $this->arguments[$arg->getName()][] = $token; // unexpected argument } else { throw new \RuntimeException('Too many arguments.'); } } /* * Adds a short option value. * * @param string $shortcut The short option key * @param mixed $value The value for the option * * @throws \RuntimeException When option given doesn't exist / private function addShortOption($shortcut, $value) { if (!$this->definition->hasShortcut($shortcut)) { throw new \RuntimeException(sprintf('The "-%s" option does not exist.', $shortcut)); } $this->addLongOption($this->definition->getOptionForShortcut($shortcut)->getName(), $value); } /* * Adds a long option value. * * @param string $name The long option key * @param mixed $value The value for the option * * @throws \RuntimeException When option given doesn't exist / private function addLongOption($name, $value) { if (!$this->definition->hasOption($name)) { throw new \RuntimeException(sprintf('The "--%s" option does not exist.', $name)); } $option = $this->definition->getOption($name); // Convert false values (from a previous call to substr()) to null if (false === $value) { $value = null; } if (null !== $value && !$option->acceptValue()) { throw new \RuntimeException(sprintf('The "--%s" option does not accept a value.', $name, $value)); } if (null === $value && $option->acceptValue() && count($this->parsed)) { // if option accepts an optional or mandatory argument // let's see if there is one provided $next = array_shift($this->parsed); if (isset($next[0]) && '-' !== $next[0]) { $value = $next; } elseif (empty($next)) { $value = ''; } else { array_unshift($this->parsed, $next); } } if (null === $value) { if ($option->isValueRequired()) { throw new \RuntimeException(sprintf('The "--%s" option requires a value.', $name)); } if (!$option->isArray()) { $value = $option->isValueOptional() ? $option->getDefault() : true; } } if ($option->isArray()) { $this->options[$name][] = $value; } else { $this->options[$name] = $value; } } /* * Returns the first argument from the raw parameters (not parsed). * * @return string The value of the first argument or null otherwise / public function getFirstArgument() { foreach ($this->tokens as $token) { if ($token && '-' === $token[0]) { continue; } return $token; } } /* * Returns true if the raw parameters (not parsed) contain a value. * * This method is to be used to introspect the input parameters * before they have been validated. It must be used carefully. * * @param string\|array $values The value(s) to look for in the raw parameters (can be an array) * * @return Boolean true if the value is contained in the raw parameters / public function hasParameterOption($values) { $values = (array) $values; foreach ($this->tokens as $token) { foreach ($values as $value) { if ($token === $value \|\| 0 === strpos($token, $value.'=')) { return true; } } } return false; } /* * Returns the value of a raw option (not parsed). * * This method is to be used to introspect the input parameters * before they have been validated. It must be used carefully. * * @param string\|array $values The value(s) to look for in the raw parameters (can be an array) * @param mixed $default The default value to return if no result is found * * @return mixed The option value / public function getParameterOption($values, $default = false) { $values = (array) $values; $tokens = $this->tokens; while ($token = array_shift($tokens)) { foreach ($values as $value) { if ($token === $value \|\| 0 === strpos($token, $value.'=')) { if (false !== $pos = strpos($token, '=')) { return substr($token, $pos + 1); } return array_shift($tokens); } } } return $default; } /* * Returns a stringified representation of the args passed to the command * * @return string */ public function __toString() { $self = $this; $tokens = array_map(function ($token) use ($self) { if (preg_match('{^(-[^=]+=)(.+)}', $token, $match)) { return $match[1] . $self->escapeToken($match[2]); } if ($token && $token[0] !== '-') { return $self->escapeToken($token); } return $token; }, $this->tokens); return implode(' ', $tokens); } }

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