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