<?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\Process; /** * Generic executable finder. * * @author Fabien Potencier <fabien@symfony.com> * @author Johannes M. Schmitt <schmittjoh@gmail.com> */ class ExecutableFinder { private $suffixes = array('.exe', '.bat', '.cmd', '.com'); /** * Replaces default suffixes of executable. * * @param array $suffixes */ public function setSuffixes(array $suffixes) { $this->suffixes = $suffixes; } /** * Adds new possible suffix to check for executable. * * @param string $suffix */ public function addSuffix($suffix) { $this->suffixes[] = $suffix; } /** * Finds an executable by name. * * @param string $name The executable name (without the extension) * @param string $default The default to return if no executable is found * @param array $extraDirs Additional dirs to check into * * @return string The executable path or default value */ public function find($name, $default = null, array $extraDirs = array()) { if (ini_get('open_basedir')) { $searchPath = explode(PATH_SEPARATOR, ini_get('open_basedir')); $dirs = array(); foreach ($searchPath as $path) { // Silencing against https://bugs.php.net/69240 if (@is_dir($path)) { $dirs[] = $path; } else { if (basename($path) == $name && is_executable($path)) { return $path; } } } } else { $dirs = array_merge( explode(PATH_SEPARATOR, getenv('PATH') ?: getenv('Path')), $extraDirs ); } $suffixes = array(''); if ('\\' === DIRECTORY_SEPARATOR) { $pathExt = getenv('PATHEXT'); $suffixes = $pathExt ? explode(PATH_SEPARATOR, $pathExt) : $this->suffixes; } foreach ($suffixes as $suffix) { foreach ($dirs as $dir) { if (is_file($file = $dir.DIRECTORY_SEPARATOR.$name.$suffix) && ('\\' === DIRECTORY_SEPARATOR || is_executable($file))) { return $file; } } } return $default; } }