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<?php |
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declare(strict_types=1); |
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/** |
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* Filesystem Component |
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* Founded by Sergey Romanenko and maintained by Community. |
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*/ |
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namespace Flextype\Component\Filesystem; |
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use FilesystemIterator; |
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use RecursiveDirectoryIterator; |
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use RecursiveIteratorIterator; |
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use SplFileInfo; |
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use const FILEINFO_MIME_TYPE; |
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use const PATHINFO_EXTENSION; |
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use function array_filter; |
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use function chmod; |
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use function clearstatcache; |
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use function fileperms; |
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use function filetype; |
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use function finfo_close; |
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use function finfo_file; |
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use function finfo_open; |
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use function function_exists; |
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use function is_dir; |
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use function octdec; |
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use function pathinfo; |
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use function preg_match; |
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use function scandir; |
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use function sprintf; |
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use function substr; |
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use function unlink; |
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use function reset; |
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class Filesystem |
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{ |
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/** |
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* Permissions |
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* |
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* @var array |
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*/ |
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protected static $permissions = [ |
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'file' => [ |
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'public' => 0644, |
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'private' => 0600, |
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], |
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'dir' => [ |
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'public' => 0755, |
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'private' => 0700, |
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], |
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]; |
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/** |
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* Mime type list |
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* |
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* @var array |
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*/ |
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public static $mime_types = [ |
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'aac' => 'audio/aac', |
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'atom' => 'application/atom+xml', |
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'avi' => 'video/avi', |
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'bmp' => 'image/x-ms-bmp', |
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'c' => 'text/x-c', |
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'class' => 'application/octet-stream', |
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'css' => 'text/css', |
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'csv' => 'text/csv', |
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'deb' => 'application/x-deb', |
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'dll' => 'application/x-msdownload', |
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'dmg' => 'application/x-apple-diskimage', |
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'doc' => 'application/msword', |
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'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document', |
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'exe' => 'application/octet-stream', |
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'flv' => 'video/x-flv', |
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'gif' => 'image/gif', |
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'gz' => 'application/x-gzip', |
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'h' => 'text/x-c', |
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'htm' => 'text/html', |
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'html' => 'text/html', |
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'ini' => 'text/plain', |
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'jar' => 'application/java-archive', |
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'java' => 'text/x-java', |
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'jpeg' => 'image/jpeg', |
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'jpg' => 'image/jpeg', |
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'js' => 'text/javascript', |
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'json' => 'application/json', |
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'mid' => 'audio/midi', |
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'midi' => 'audio/midi', |
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'mka' => 'audio/x-matroska', |
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'mkv' => 'video/x-matroska', |
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'mp3' => 'audio/mpeg', |
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'mp4' => 'application/mp4', |
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'mpeg' => 'video/mpeg', |
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'mpg' => 'video/mpeg', |
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'odt' => 'application/vnd.oasis.opendocument.text', |
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'ogg' => 'audio/ogg', |
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'pdf' => 'application/pdf', |
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'php' => 'text/x-php', |
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'png' => 'image/png', |
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'psd' => 'image/vnd.adobe.photoshop', |
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'py' => 'application/x-python', |
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'ra' => 'audio/vnd.rn-realaudio', |
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'ram' => 'audio/vnd.rn-realaudio', |
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'rar' => 'application/x-rar-compressed', |
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'rss' => 'application/rss+xml', |
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'safariextz' => 'application/x-safari-extension', |
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'sh' => 'text/x-shellscript', |
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'shtml' => 'text/html', |
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'swf' => 'application/x-shockwave-flash', |
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'tar' => 'application/x-tar', |
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'tif' => 'image/tiff', |
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'tiff' => 'image/tiff', |
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'torrent' => 'application/x-bittorrent', |
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'txt' => 'text/plain', |
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'wav' => 'audio/wav', |
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'webp' => 'image/webp', |
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'wma' => 'audio/x-ms-wma', |
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'xls' => 'application/vnd.ms-excel', |
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'xml' => 'text/xml', |
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'zip' => 'application/zip', |
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]; |
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/** |
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* List contents of a directory. |
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* |
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* @param string $directory The directory to list. |
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* @param bool $recursive Whether to list recursively. |
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* |
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* @return array A list of file metadata. |
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*/ |
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public static function listContents(string $directory = '', bool $recursive = false) : array |
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{ |
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$result = []; |
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if (! is_dir($directory)) { |
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return []; |
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} |
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$iterator = $recursive ? self::getRecursiveDirectoryIterator($directory) : self::getDirectoryIterator($directory); |
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foreach ($iterator as $file) { |
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$path = self::getFilePath($file); |
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if (preg_match('#(^|/|\\\\)\.{1,2}$#', $path)) { |
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continue; |
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} |
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$result[] = self::normalizeFileInfo($file); |
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} |
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return array_filter($result); |
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} |
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/** |
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* Get directory timestamp |
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* |
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* @param string $directory The directory |
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* |
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* @return int directory timestamp |
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*/ |
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public static function getDirTimestamp(string $directory) : int |
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{ |
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$_directory = new RecursiveDirectoryIterator( |
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$directory, |
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FilesystemIterator::KEY_AS_PATHNAME | |
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FilesystemIterator::CURRENT_AS_FILEINFO | |
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FilesystemIterator::SKIP_DOTS |
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); |
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$_iterator = new RecursiveIteratorIterator( |
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$_directory, |
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RecursiveIteratorIterator::SELF_FIRST |
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); |
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$_resultFile = $_iterator->current(); |
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foreach ($_iterator as $file) { |
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if ($file->getMtime() <= $_resultFile->getMtime()) { |
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continue; |
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} |
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$_resultFile = $file; |
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} |
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return $_resultFile->getMtime(); |
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} |
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/** |
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* Returns the mime type of a file. Returns false if the mime type is not found. |
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* |
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* @param string $file Full path to the file |
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* @param bool $guess Set to false to disable mime type guessing |
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* |
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* @return mixed |
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*/ |
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public static function getMimeType(string $file, bool $guess = true) |
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{ |
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// Get mime using the file information functions |
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if (function_exists('finfo_open')) { |
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$info = finfo_open(FILEINFO_MIME_TYPE); |
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$mime = finfo_file($info, $file); |
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finfo_close($info); |
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return $mime; |
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} |
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// Just guess mime by using the file extension |
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if ($guess === true) { |
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$mime_types = self::$mime_types; |
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$extension = pathinfo($file, PATHINFO_EXTENSION); |
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return $mime_types[$extension] ?? false; |
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} |
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return false; |
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} |
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/** |
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* Get a file's timestamp. |
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* |
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* @param string $path The path to the file. |
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* |
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* @return string|false The timestamp or false on failure. |
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*/ |
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public static function getTimestamp(string $path) |
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{ |
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return self::getMetadata($path)['timestamp']; |
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} |
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/** |
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* Get a file's size. |
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* |
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* @param string $path The path to the file. |
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* |
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* @return int|false The file size or false on failure. |
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*/ |
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public static function getSize(string $path) |
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{ |
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return self::getMetadata($path)['size']; |
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} |
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/** |
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* Get a file's metadata. |
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* |
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* @param string $path The path to the file. |
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* |
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* @return array|false The file metadata or false on failure. |
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*/ |
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public static function getMetadata(string $path) |
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{ |
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$info = new SplFileInfo($path); |
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return self::normalizeFileInfo($info); |
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} |
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/** |
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* Get a file's visibility. |
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* |
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* @param string $path The path to the file. |
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* |
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* @return string|false The visibility (public|private) or false on failure. |
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*/ |
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public static function getVisibility(string $path) |
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{ |
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clearstatcache(false, $path); |
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$permissions = octdec(substr(sprintf('%o', fileperms($path)), -4)); |
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return $permissions & 0044 ? 'public' : 'private'; |
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} |
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/** |
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* Set the visibility for a file. |
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* |
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* @param string $path The path to the file. |
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* @param string $visibility One of 'public' or 'private'. |
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* |
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* @return bool True on success, false on failure. |
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*/ |
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public static function setVisibility(string $path, string $visibility) : bool |
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{ |
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$type = is_dir($path) ? 'dir' : 'file'; |
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$success = chmod($path, self::$permissions[$type][$visibility]); |
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return $success !== false; |
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} |
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/** |
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* Delete a file. |
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* |
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* @return bool True on success, false on failure. |
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*/ |
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public static function delete(string $path) : bool |
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{ |
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return @unlink($path); |
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} |
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/** |
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* Delete a directory. |
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* |
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* @return bool True on success, false on failure. |
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*/ |
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public static function deleteDir(string $dirname) : bool |
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{ |
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if (! is_dir($dirname)) { |
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return false; |
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} |
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// Delete dir |
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if (is_dir($dirname)) { |
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$ob = scandir($dirname); |
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foreach ($ob as $o) { |
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if ($o === '.' || $o === '..') { |
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continue; |
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} |
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if (filetype($dirname . '/' . $o) === 'dir') { |
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self::deleteDir($dirname . '/' . $o); |
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} else { |
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unlink($dirname . '/' . $o); |
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} |
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} |
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} |
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reset($ob); |
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rmdir($dirname); |
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return true; |
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} |
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/** |
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* Create a directory. |
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* |
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* @param string $dirname The name of the new directory. |
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* @param string $visibility Visibility |
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* |
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* @return bool True on success, false on failure. |
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*/ |
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public static function createDir(string $dirname, string $visibility = 'public') : bool |
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{ |
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$umask = umask(0); |
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if (! is_dir($dirname) && ! mkdir($dirname, self::$permissions['dir'][$visibility], true)) { |
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return false; |
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} |
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umask($umask); |
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return true; |
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} |
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/** |
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* Copy a file(s). |
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* |
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* @param string $path Path to the existing file. |
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* @param string $newpath The new path of the file. |
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* @param bool $recursive Recursive copy files. |
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* |
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* @return bool True on success, false on failure. |
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*/ |
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public static function copy(string $path, string $newpath, bool $recursive = false) : bool |
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{ |
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if (! $recursive) { |
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return copy($path, $newpath); |
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} |
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if (! self::has($newpath)) { |
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mkdir($newpath); |
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} |
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$splFileInfoArr = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path), RecursiveIteratorIterator::SELF_FIRST); |
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foreach ($splFileInfoArr as $fullPath => $splFileinfo) { |
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//skip . .. |
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if (in_array($splFileinfo->getBasename(), ['.', '..'])) { |
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continue; |
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} |
378
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|
379
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//get relative path of source file or folder |
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$_path = str_replace($path, '', $splFileinfo->getPathname()); |
381
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|
382
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if ($splFileinfo->isDir()) { |
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|
|
|
mkdir($newpath . '/' . $_path); |
384
|
|
|
} else { |
385
|
|
|
copy($fullPath, $newpath . '/' . $_path); |
386
|
|
|
} |
387
|
|
|
} |
|
|
|
|
388
|
|
|
} |
389
|
|
|
|
390
|
|
|
/** |
391
|
|
|
* Rename a file. |
392
|
|
|
* |
393
|
|
|
* @param string $path Path to the existing file. |
394
|
|
|
* @param string $newpath The new path of the file. |
395
|
|
|
* |
396
|
|
|
* @return bool True on success, false on failure. |
397
|
|
|
*/ |
398
|
|
|
public static function rename(string $path, string $newpath) : bool |
399
|
|
|
{ |
400
|
|
|
return rename($path, $newpath); |
401
|
|
|
} |
402
|
|
|
|
403
|
|
|
/** |
404
|
|
|
* Write a file. |
405
|
|
|
* |
406
|
|
|
* @param string $path The path of the new file. |
407
|
|
|
* @param string $contents The file contents. |
408
|
|
|
* @param string $visibility An optional configuration array. |
409
|
|
|
* @param int $flags Flags |
410
|
|
|
* |
411
|
|
|
* @return bool True on success, false on failure. |
412
|
|
|
*/ |
413
|
|
|
public static function write(string $path, string $contents, string $visibility = 'public', int $flags = LOCK_EX) : bool |
414
|
|
|
{ |
415
|
|
|
if (file_put_contents($path, $contents, $flags) === false) { |
416
|
|
|
return false; |
417
|
|
|
} |
418
|
|
|
|
419
|
|
|
self::setVisibility($path, $visibility); |
420
|
|
|
|
421
|
|
|
return true; |
422
|
|
|
} |
423
|
|
|
|
424
|
|
|
/** |
425
|
|
|
* Check whether a file exists. |
426
|
|
|
*/ |
427
|
|
|
public static function has(string $path) : bool |
428
|
|
|
{ |
429
|
|
|
return file_exists($path); |
430
|
|
|
} |
431
|
|
|
|
432
|
|
|
/** |
433
|
|
|
* Read a file. |
434
|
|
|
* |
435
|
|
|
* @param string $path The path to the file. |
436
|
|
|
* |
437
|
|
|
* @return string|false The file contents or false on failure. |
438
|
|
|
*/ |
439
|
|
|
public static function read(string $path) |
440
|
|
|
{ |
441
|
|
|
$contents = file_get_contents($path); |
442
|
|
|
|
443
|
|
|
if ($contents === false) { |
444
|
|
|
return false; |
445
|
|
|
} |
446
|
|
|
|
447
|
|
|
return $contents; |
448
|
|
|
} |
449
|
|
|
|
450
|
|
|
/** |
451
|
|
|
* Normalize the file info. |
452
|
|
|
* |
453
|
|
|
* @return array|void |
454
|
|
|
*/ |
455
|
|
|
protected static function normalizeFileInfo(SplFileInfo $file) |
456
|
|
|
{ |
457
|
|
|
return self::mapFileInfo($file); |
458
|
|
|
} |
459
|
|
|
|
460
|
|
|
/** |
461
|
|
|
* @return array |
462
|
|
|
*/ |
463
|
|
|
protected static function mapFileInfo(SplFileInfo $file) : array |
464
|
|
|
{ |
465
|
|
|
$normalized = [ |
466
|
|
|
'type' => $file->getType(), |
467
|
|
|
'path' => self::getFilePath($file), |
468
|
|
|
]; |
469
|
|
|
|
470
|
|
|
$normalized['timestamp'] = $file->getMTime(); |
471
|
|
|
|
472
|
|
|
if ($normalized['type'] === 'file') { |
473
|
|
|
$normalized['size'] = $file->getSize(); |
474
|
|
|
$normalized['filename'] = $file->getFilename(); |
475
|
|
|
$normalized['basename'] = $file->getBasename('.' . $file->getExtension()); |
476
|
|
|
$normalized['extension'] = $file->getExtension(); |
477
|
|
|
} |
478
|
|
|
|
479
|
|
|
if ($normalized['type'] === 'dir') { |
480
|
|
|
$normalized['dirname'] = $file->getFilename(); |
481
|
|
|
} |
482
|
|
|
|
483
|
|
|
return $normalized; |
484
|
|
|
} |
485
|
|
|
|
486
|
|
|
/** |
487
|
|
|
* Get the normalized path from a SplFileInfo object. |
488
|
|
|
*/ |
489
|
|
|
protected static function getFilePath(SplFileInfo $file) : string |
490
|
|
|
{ |
491
|
|
|
$path = $file->getPathname(); |
492
|
|
|
|
493
|
|
|
$path = trim(str_replace('\\', '/', $path)); |
494
|
|
|
|
495
|
|
|
return $path; |
496
|
|
|
} |
497
|
|
|
|
498
|
|
|
protected static function getRecursiveDirectoryIterator(string $path, int $mode = RecursiveIteratorIterator::SELF_FIRST) : RecursiveIteratorIterator |
499
|
|
|
{ |
500
|
|
|
return new RecursiveIteratorIterator( |
501
|
|
|
new RecursiveDirectoryIterator($path, FilesystemIterator::SKIP_DOTS), |
502
|
|
|
$mode |
503
|
|
|
); |
504
|
|
|
} |
505
|
|
|
|
506
|
|
|
protected static function getDirectoryIterator(string $path) : \DirectoryIterator |
507
|
|
|
{ |
508
|
|
|
return new \DirectoryIterator($path); |
509
|
|
|
} |
510
|
|
|
} |
511
|
|
|
|
For hinted functions/methods where all return statements with the correct type are only reachable via conditions, ?null? gets implicitly returned which may be incompatible with the hinted type. Let?s take a look at an example: