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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of Cecil. |
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* |
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* Copyright (c) Arnaud Ligny <[email protected]> |
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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 Cecil\Util; |
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use Cecil\Exception\RuntimeException; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Symfony\Component\Mime\MimeTypes; |
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class File |
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{ |
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/** @var Filesystem */ |
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protected static $fs; |
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/** |
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* Returns a Symfony\Component\Filesystem instance. |
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1 |
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*/ |
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public static function getFS(): Filesystem |
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{ |
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if (!self::$fs instanceof Filesystem) { |
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self::$fs = new Filesystem(); |
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} |
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1 |
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return self::$fs; |
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} |
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/** |
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* file_get_contents() function with error handler. |
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* |
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* @return string|false |
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*/ |
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public static function fileGetContents(string $filename, bool $userAgent = false) |
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{ |
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if (empty($filename)) { |
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return false; |
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} |
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1 |
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set_error_handler( |
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function ($severity, $message, $file, $line) { |
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throw new \ErrorException($message, 0, $severity, $file, $line, null); |
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} |
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); |
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try { |
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if ($userAgent) { |
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$options = [ |
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'http' => [ |
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'method' => 'GET', |
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'header' => 'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.47 Safari/537.36', |
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'follow_location' => true, |
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], |
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]; |
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1 |
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return file_get_contents($filename, false, stream_context_create($options)); |
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} |
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return file_get_contents($filename); |
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} catch (\ErrorException) { |
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return false; |
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1 |
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} finally { |
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restore_error_handler(); |
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} |
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} |
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/** |
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* Returns the media type and subtype of a file. |
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* |
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* ie: ['text', 'text/plain'] |
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*/ |
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public static function getMediaType(string $filename): array |
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{ |
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try { |
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if (false !== $subtype = mime_content_type($filename)) { |
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return [explode('/', $subtype)[0], $subtype]; |
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} |
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$mimeTypes = new MimeTypes(); |
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$subtype = $mimeTypes->guessMimeType($filename); |
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if ($subtype === null) { |
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throw new RuntimeException('Can\'t guess the media type.'); |
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} |
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return [explode('/', $subtype)[0], $subtype]; |
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} catch (\Exception $e) { |
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throw new RuntimeException(\sprintf('Can\'t get media type of "%s" (%s).', $filename, $e->getMessage())); |
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} |
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} |
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/** |
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* Returns the extension of a file. |
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*/ |
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public static function getExtension(string $filename): string |
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{ |
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try { |
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$ext = pathinfo($filename, PATHINFO_EXTENSION); |
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if (!empty($ext)) { |
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return $ext; |
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} |
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// guess the extension |
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$mimeTypes = new MimeTypes(); |
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$mimeType = $mimeTypes->guessMimeType($filename); |
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if ($mimeType === null) { |
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throw new RuntimeException('Can\'t guess the media type.'); |
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} |
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$exts = $mimeTypes->getExtensions($mimeType); |
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return $exts[0]; |
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} catch (\Exception $e) { |
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throw new RuntimeException(\sprintf('Can\'t get extension of "%s" (%s).', $filename, $e->getMessage())); |
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} |
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} |
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/** |
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* exif_read_data() function with error handler. |
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*/ |
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public static function readExif(string $filename): array |
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{ |
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if (empty($filename)) { |
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return []; |
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} |
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set_error_handler( |
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function ($severity, $message, $file, $line) { |
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throw new \ErrorException($message, 0, $severity, $file, $line, null); |
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} |
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1 |
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); |
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try { |
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if (!\function_exists('exif_read_data')) { |
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throw new \ErrorException('`exif` extension is not available.'); |
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} |
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$exif = exif_read_data($filename, null, true); |
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if ($exif === false) { |
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return []; |
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} |
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return $exif; |
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} catch (\ErrorException) { |
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return []; |
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} finally { |
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restore_error_handler(); |
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} |
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} |
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/** |
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* Returns the real path of a relative file path. |
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*/ |
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public static function getRealPath(string $path): string |
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{ |
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// if file exists |
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$filePath = realpath(\Cecil\Util::joinFile(__DIR__, '/../', $path)); |
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if ($filePath !== false) { |
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return $filePath; |
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} |
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// if Phar |
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if (Platform::isPhar()) { |
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return \Cecil\Util::joinPath(Platform::getPharPath(), str_replace('../', '/', $path)); |
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} |
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throw new RuntimeException(\sprintf('Can\'t get the real path of file "%s".', $path)); |
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} |
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/** |
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* Tests if a file path is remote. |
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*/ |
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public static function isRemote(string $path): bool |
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{ |
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return (bool) preg_match('~^(?:f|ht)tps?://~i', $path); |
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} |
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/** |
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* Tests if a remote file exists. |
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*/ |
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public static function isRemoteExists(string $path): bool |
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{ |
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if (self::isRemote($path)) { |
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$handle = @fopen($path, 'r'); |
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if (\is_resource($handle)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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Cecilapp /
Cecil
