130 lines
3.6 KiB
PHP
Executable File
130 lines
3.6 KiB
PHP
Executable File
<?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\HttpFoundation\File\MimeType\MimeTypeGuesser;
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use Symfony\Component\HttpFoundation\File\MimeType\ExtensionGuesser;
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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 <bernhard.schussek@symfony.com>
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*
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* @api
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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 Boolean $checkPath Whether to check the path or not
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*
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* @throws FileNotFoundException If the given path is not a file
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*
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* @api
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*/
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public function __construct($path, $checkPath = true)
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{
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if ($checkPath && !is_file($path)) {
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throw new FileNotFoundException($path);
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}
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parent::__construct($path);
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}
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/**
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* Returns the extension based on the mime type.
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*
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* If the mime type is unknown, returns null.
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*
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* @return string|null The guessed extension or null if it cannot be guessed
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*
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* @api
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*/
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public function guessExtension()
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{
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$type = $this->getMimeType();
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$guesser = ExtensionGuesser::getInstance();
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return $guesser->guess($type);
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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 the functions finfo(), mime_content_type()
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* and the system binary "file" (in this order), depending on which of those
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* is available on the current operating system.
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*
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* @return string|null The guessed mime type (i.e. "application/pdf")
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*
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* @api
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*/
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public function getMimeType()
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{
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$guesser = MimeTypeGuesser::getInstance();
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return $guesser->guess($this->getPathname());
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}
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/**
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* Returns the extension of the file.
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*
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* \SplFileInfo::getExtension() is not available before PHP 5.3.6
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*
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* @return string The extension
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*
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* @api
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*/
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public function getExtension()
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{
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return pathinfo($this->getBasename(), PATHINFO_EXTENSION);
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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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* @param string $directory The destination folder
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* @param string $name The new file name
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*
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* @return File A File object representing the new file
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*
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* @throws FileException if the target file could not be created
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*
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* @api
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*/
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public function move($directory, $name = null)
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{
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if (!is_dir($directory)) {
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if (false === @mkdir($directory, 0777, true)) {
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throw new FileException(sprintf('Unable to create the "%s" directory', $directory));
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}
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} elseif (!is_writable($directory)) {
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throw new FileException(sprintf('Unable to write in the "%s" directory', $directory));
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}
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$target = $directory.DIRECTORY_SEPARATOR.(null === $name ? $this->getBasename() : basename($name));
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if (!@rename($this->getPathname(), $target)) {
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$error = error_get_last();
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throw new FileException(sprintf('Could not move the file "%s" to "%s" (%s)', $this->getPathname(), $target, strip_tags($error['message'])));
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}
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chmod($target, 0666);
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return new File($target);
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}
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}
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