annotate vendor/symfony/process/ExecutableFinder.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents af1871eacc83
children
rev   line source
Chris@0 1 <?php
Chris@0 2
Chris@0 3 /*
Chris@0 4 * This file is part of the Symfony package.
Chris@0 5 *
Chris@0 6 * (c) Fabien Potencier <fabien@symfony.com>
Chris@0 7 *
Chris@0 8 * For the full copyright and license information, please view the LICENSE
Chris@0 9 * file that was distributed with this source code.
Chris@0 10 */
Chris@0 11
Chris@0 12 namespace Symfony\Component\Process;
Chris@0 13
Chris@0 14 /**
Chris@0 15 * Generic executable finder.
Chris@0 16 *
Chris@0 17 * @author Fabien Potencier <fabien@symfony.com>
Chris@0 18 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
Chris@0 19 */
Chris@0 20 class ExecutableFinder
Chris@0 21 {
Chris@17 22 private $suffixes = ['.exe', '.bat', '.cmd', '.com'];
Chris@0 23
Chris@0 24 /**
Chris@0 25 * Replaces default suffixes of executable.
Chris@0 26 */
Chris@0 27 public function setSuffixes(array $suffixes)
Chris@0 28 {
Chris@0 29 $this->suffixes = $suffixes;
Chris@0 30 }
Chris@0 31
Chris@0 32 /**
Chris@0 33 * Adds new possible suffix to check for executable.
Chris@0 34 *
Chris@0 35 * @param string $suffix
Chris@0 36 */
Chris@0 37 public function addSuffix($suffix)
Chris@0 38 {
Chris@0 39 $this->suffixes[] = $suffix;
Chris@0 40 }
Chris@0 41
Chris@0 42 /**
Chris@0 43 * Finds an executable by name.
Chris@0 44 *
Chris@17 45 * @param string $name The executable name (without the extension)
Chris@17 46 * @param string|null $default The default to return if no executable is found
Chris@17 47 * @param array $extraDirs Additional dirs to check into
Chris@0 48 *
Chris@17 49 * @return string|null The executable path or default value
Chris@0 50 */
Chris@17 51 public function find($name, $default = null, array $extraDirs = [])
Chris@0 52 {
Chris@0 53 if (ini_get('open_basedir')) {
Chris@18 54 $searchPath = array_merge(explode(PATH_SEPARATOR, ini_get('open_basedir')), $extraDirs);
Chris@17 55 $dirs = [];
Chris@0 56 foreach ($searchPath as $path) {
Chris@0 57 // Silencing against https://bugs.php.net/69240
Chris@0 58 if (@is_dir($path)) {
Chris@0 59 $dirs[] = $path;
Chris@0 60 } else {
Chris@0 61 if (basename($path) == $name && @is_executable($path)) {
Chris@0 62 return $path;
Chris@0 63 }
Chris@0 64 }
Chris@0 65 }
Chris@0 66 } else {
Chris@0 67 $dirs = array_merge(
Chris@0 68 explode(PATH_SEPARATOR, getenv('PATH') ?: getenv('Path')),
Chris@0 69 $extraDirs
Chris@0 70 );
Chris@0 71 }
Chris@0 72
Chris@17 73 $suffixes = [''];
Chris@17 74 if ('\\' === \DIRECTORY_SEPARATOR) {
Chris@0 75 $pathExt = getenv('PATHEXT');
Chris@16 76 $suffixes = array_merge($pathExt ? explode(PATH_SEPARATOR, $pathExt) : $this->suffixes, $suffixes);
Chris@0 77 }
Chris@0 78 foreach ($suffixes as $suffix) {
Chris@0 79 foreach ($dirs as $dir) {
Chris@17 80 if (@is_file($file = $dir.\DIRECTORY_SEPARATOR.$name.$suffix) && ('\\' === \DIRECTORY_SEPARATOR || @is_executable($file))) {
Chris@0 81 return $file;
Chris@0 82 }
Chris@0 83 }
Chris@0 84 }
Chris@0 85
Chris@0 86 return $default;
Chris@0 87 }
Chris@0 88 }