572864b223
* 3.4: fixed CS fixed short array CS in comments fixed CS in ExpressionLanguage fixtures fixed CS in generated files fixed CS on generated container files fixed CS on Form PHP templates fixed CS on YAML fixtures fixed fixtures switched array() to []
99 lines
2.5 KiB
PHP
99 lines
2.5 KiB
PHP
<?php
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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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namespace Symfony\Component\Config;
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use Symfony\Component\Config\Exception\FileLocatorFileNotFoundException;
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/**
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* FileLocator uses an array of pre-defined paths to find files.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class FileLocator implements FileLocatorInterface
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{
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protected $paths;
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/**
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* @param string|string[] $paths A path or an array of paths where to look for resources
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*/
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public function __construct($paths = [])
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{
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$this->paths = (array) $paths;
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}
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/**
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* {@inheritdoc}
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*/
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public function locate($name, $currentPath = null, $first = true)
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{
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if ('' == $name) {
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throw new \InvalidArgumentException('An empty file name is not valid to be located.');
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}
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if ($this->isAbsolutePath($name)) {
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if (!file_exists($name)) {
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throw new FileLocatorFileNotFoundException(sprintf('The file "%s" does not exist.', $name), 0, null, [$name]);
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}
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return $name;
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}
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$paths = $this->paths;
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if (null !== $currentPath) {
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array_unshift($paths, $currentPath);
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}
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$paths = array_unique($paths);
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$filepaths = $notfound = [];
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foreach ($paths as $path) {
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if (@file_exists($file = $path.\DIRECTORY_SEPARATOR.$name)) {
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if (true === $first) {
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return $file;
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}
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$filepaths[] = $file;
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} else {
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$notfound[] = $file;
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}
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}
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if (!$filepaths) {
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throw new FileLocatorFileNotFoundException(sprintf('The file "%s" does not exist (in: %s).', $name, implode(', ', $paths)), 0, null, $notfound);
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}
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return $filepaths;
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}
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/**
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* Returns whether the file path is an absolute path.
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*
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* @param string $file A file path
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*
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* @return bool
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*/
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private function isAbsolutePath($file)
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{
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if ('/' === $file[0] || '\\' === $file[0]
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|| (\strlen($file) > 3 && ctype_alpha($file[0])
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&& ':' === $file[1]
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&& ('\\' === $file[2] || '/' === $file[2])
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)
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|| null !== parse_url($file, PHP_URL_SCHEME)
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) {
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return true;
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}
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return false;
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}
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}
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