2019-11-30 07:48:01 +00:00
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<?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\HttpFoundation\File;
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use Symfony\Component\HttpFoundation\File\Exception\FileException;
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use Symfony\Component\HttpFoundation\File\Exception\FileNotFoundException;
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use Symfony\Component\Mime\MimeTypes;
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/**
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* A file in the file system.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class File extends \SplFileInfo
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{
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/**
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* Constructs a new file from the given path.
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*
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* @param string $path The path to the file
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* @param bool $checkPath Whether to check the path or not
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*
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* @throws FileNotFoundException If the given path is not a file
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*/
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public function __construct(string $path, bool $checkPath = true)
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{
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if ($checkPath && !is_file($path)) {
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throw new FileNotFoundException($path);
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}
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parent::__construct($path);
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}
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/**
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* Returns the extension based on the mime type.
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*
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* If the mime type is unknown, returns null.
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*
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* This method uses the mime type as guessed by getMimeType()
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* to guess the file extension.
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*
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* @return string|null The guessed extension or null if it cannot be guessed
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*
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* @see MimeTypes
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* @see getMimeType()
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*/
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public function guessExtension()
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{
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return MimeTypes::getDefault()->getExtensions($this->getMimeType())[0] ?? null;
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}
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/**
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* Returns the mime type of the file.
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*
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* The mime type is guessed using a MimeTypeGuesserInterface instance,
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* which uses finfo_file() then the "file" system binary,
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* depending on which of those are available.
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*
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* @return string|null The guessed mime type (e.g. "application/pdf")
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*
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* @see MimeTypes
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*/
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public function getMimeType()
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{
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return MimeTypes::getDefault()->guessMimeType($this->getPathname());
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}
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/**
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* Moves the file to a new location.
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*
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* @return self A File object representing the new file
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*
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* @throws FileException if the target file could not be created
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*/
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public function move(string $directory, string $name = null)
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{
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$target = $this->getTargetFile($directory, $name);
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set_error_handler(function ($type, $msg) use (&$error) { $error = $msg; });
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$renamed = rename($this->getPathname(), $target);
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restore_error_handler();
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if (!$renamed) {
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2020-04-03 15:33:33 +00:00
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throw new FileException(sprintf('Could not move the file "%s" to "%s" (%s).', $this->getPathname(), $target, strip_tags($error)));
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2019-11-30 07:48:01 +00:00
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}
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@chmod($target, 0666 & ~umask());
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return $target;
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}
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/**
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* @return self
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*/
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protected function getTargetFile(string $directory, string $name = null)
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{
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if (!is_dir($directory)) {
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if (false === @mkdir($directory, 0777, true) && !is_dir($directory)) {
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2020-04-03 15:33:33 +00:00
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throw new FileException(sprintf('Unable to create the "%s" directory.', $directory));
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2019-11-30 07:48:01 +00:00
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}
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} elseif (!is_writable($directory)) {
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2020-04-03 15:33:33 +00:00
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throw new FileException(sprintf('Unable to write in the "%s" directory.', $directory));
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2019-11-30 07:48:01 +00:00
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}
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$target = rtrim($directory, '/\\').\DIRECTORY_SEPARATOR.(null === $name ? $this->getBasename() : $this->getName($name));
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return new self($target, false);
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}
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/**
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* Returns locale independent base name of the given path.
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*
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* @return string
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*/
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protected function getName(string $name)
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{
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$originalName = str_replace('\\', '/', $name);
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$pos = strrpos($originalName, '/');
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$originalName = false === $pos ? $originalName : substr($originalName, $pos + 1);
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return $originalName;
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}
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}
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