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📁 ..	-	2025-05-25 12:37
📄 Command.php <?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\Finder\Shell; /* * @author Jean-François Simon <contact@jfsimon.fr> / class Command { /* * @var Command\|null / private $parent; /* * @var array / private $bits = array(); /* * @var array / private $labels = array(); /* * @var \Closure\|null / private $errorHandler; /* * Constructor. * * @param Command\|null $parent Parent command / public function __construct(Command $parent = null) { $this->parent = $parent; } /* * Returns command as string. * * @return string / public function __toString() { return $this->join(); } /* * Creates a new Command instance. * * @param Command\|null $parent Parent command * * @return Command New Command instance / public static function create(Command $parent = null) { return new self($parent); } /* * Escapes special chars from input. * * @param string $input A string to escape * * @return string The escaped string / public static function escape($input) { return escapeshellcmd($input); } /* * Quotes input. * * @param string $input An argument string * * @return string The quoted string / public static function quote($input) { return escapeshellarg($input); } /* * Appends a string or a Command instance. * * @param string\|Command $bit * * @return Command The current Command instance / public function add($bit) { $this->bits[] = $bit; return $this; } /* * Prepends a string or a command instance. * * @param string\|Command $bit * * @return Command The current Command instance / public function top($bit) { array_unshift($this->bits, $bit); foreach ($this->labels as $label => $index) { $this->labels[$label] += 1; } return $this; } /* * Appends an argument, will be quoted. * * @param string $arg * * @return Command The current Command instance / public function arg($arg) { $this->bits[] = self::quote($arg); return $this; } /* * Appends escaped special command chars. * * @param string $esc * * @return Command The current Command instance / public function cmd($esc) { $this->bits[] = self::escape($esc); return $this; } /* * Inserts a labeled command to feed later. * * @param string $label The unique label * * @return Command The current Command instance * * @throws \RuntimeException If label already exists / public function ins($label) { if (isset($this->labels[$label])) { throw new \RuntimeException(sprintf('Label "%s" already exists.', $label)); } $this->bits[] = self::create($this); $this->labels[$label] = count($this->bits)-1; return $this->bits[$this->labels[$label]]; } /* * Retrieves a previously labeled command. * * @param string $label * * @return Command The labeled command * * @throws \RuntimeException / public function get($label) { if (!isset($this->labels[$label])) { throw new \RuntimeException(sprintf('Label "%s" does not exist.', $label)); } return $this->bits[$this->labels[$label]]; } /* * Returns parent command (if any). * * @return Command Parent command * * @throws \RuntimeException If command has no parent / public function end() { if (null === $this->parent) { throw new \RuntimeException('Calling end on root command doesn\'t make sense.'); } return $this->parent; } /* * Counts bits stored in command. * * @return int The bits count / public function length() { return count($this->bits); } /* * @param \Closure $errorHandler * * @return Command / public function setErrorHandler(\Closure $errorHandler) { $this->errorHandler = $errorHandler; return $this; } /* * @return \Closure\|null / public function getErrorHandler() { return $this->errorHandler; } /* * Executes current command. * * @return array The command result * * @throws \RuntimeException / public function execute() { if (null === $this->errorHandler) { exec($this->join(), $output); } else { $process = proc_open($this->join(), array(0 => array('pipe', 'r'), 1 => array('pipe', 'w'), 2 => array('pipe', 'w')), $pipes); $output = preg_split('~(\r\n\|\r\|\n)~', stream_get_contents($pipes[1]), -1, PREG_SPLIT_NO_EMPTY); if ($error = stream_get_contents($pipes[2])) { call_user_func($this->errorHandler, $error); } proc_close($process); } return $output ?: array(); } /* * Joins bits. * * @return string / public function join() { return implode(' ', array_filter( array_map(function ($bit) { return $bit instanceof Command ? $bit->join() : ($bit ?: null); }, $this->bits), function ($bit) { return null !== $bit; } )); } /* * Insert a string or a Command instance before the bit at given position $index (index starts from 0). * * @param string\|Command $bit * @param integer $index * * @return Command The current Command instance */ public function addAtIndex($bit, $index) { array_splice($this->bits, $index, 0, $bit); return $this; } }	6.15 KB	2024-07-17 10:22
📄 Shell.php <?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\Finder\Shell; /* * @author Jean-François Simon <contact@jfsimon.fr> / class Shell { const TYPE_UNIX = 1; const TYPE_DARWIN = 2; const TYPE_CYGWIN = 3; const TYPE_WINDOWS = 4; const TYPE_BSD = 5; /* * @var string\|null / private $type; /* * Returns guessed OS type. * * @return int / public function getType() { if (null === $this->type) { $this->type = $this->guessType(); } return $this->type; } /* * Tests if a command is available. * * @param string $command * * @return bool / public function testCommand($command) { if (self::TYPE_WINDOWS === $this->type) { // todo: find a way to test if Windows command exists return false; } if (!function_exists('exec')) { return false; } // todo: find a better way (command could not be available) exec('command -v '.$command, $output, $code); return 0 === $code && count($output) > 0; } /* * Guesses OS type. * * @return int */ private function guessType() { $os = strtolower(PHP_OS); if (false !== strpos($os, 'cygwin')) { return self::TYPE_CYGWIN; } if (false !== strpos($os, 'darwin')) { return self::TYPE_DARWIN; } if (false !== strpos($os, 'bsd')) { return self::TYPE_BSD; } if (0 === strpos($os, 'win')) { return self::TYPE_WINDOWS; } return self::TYPE_UNIX; } }	1.88 KB	2024-07-17 10:22

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