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