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<?php |
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namespace Filesystem; |
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use Filesystem\Exceptions\FileModeException; |
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use Filesystem\Exceptions\FileCopyException; |
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use Filesystem\Exceptions\FileDeleteException; |
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use Filesystem\Exceptions\DirectoryCreateException; |
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use Filesystem\Exceptions\DirectoryDeleteException; |
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use Filesystem\Exceptions\FileMoveException; |
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use Filesystem\Exceptions\FileExistException; |
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/** |
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* Filesystem class. |
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* |
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* @package Filesystem |
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*/ |
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class Filesystem |
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{ |
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/** |
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* FileModeException code. |
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* |
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* @var int |
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*/ |
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const FILEMODE = 10; |
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/** |
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* FileCopyException code. |
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* |
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* @var int |
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*/ |
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const FILECOPY = 11; |
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/** |
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* FileDeleteException code. |
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* |
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* @var int |
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*/ |
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const FILEDELETE = 12; |
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/** |
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* DirectoryCreateException code. |
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* |
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* @var int |
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*/ |
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const DIRECTORYCREATE = 13; |
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/** |
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* DirectoryDeleteException code. |
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* |
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* @var int |
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*/ |
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const DIRECTORYDELETE = 14; |
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/** |
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* FileMoveException code. |
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* |
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* @var int |
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*/ |
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const FILEMOVE = 15; |
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/** |
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* FileExistException code. |
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* |
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* @var int |
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*/ |
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const FILEEXISTS = 16; |
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/** |
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* Changes file mode. |
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* |
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* @param string $filename path to the file |
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* @param int $mode file mode |
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* @param bool $recursive recursive file mode change |
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* @return mixed true on success exception or error message on failure |
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*/ |
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final public static function chmod($filename, $mode, $recursive = false, $strict = true) |
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{ |
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$recursive = ($recursive) ? "-R" : ""; |
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$mode = (int) $mode; |
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$retval = shell_exec("chmod {$recursive} {$mode} {$filename}; echo $?"); |
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if ($retval != 0) |
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{ |
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$code = self::FILEMODE; |
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$message = "Failed to set file mode for {$filename}"; |
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return self::get_error_message($code, $message, $strict); |
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} |
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return true; |
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} |
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/** |
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* Changes group of file. |
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* |
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* @param string $filename path to the file |
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* @param int $group file group |
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* @param bool $recursive recursive file mode change |
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* @return mixed true on success exception or error message on failure |
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*/ |
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final public static function chgrp($filename, $group, $recursive = false, $strict = true) |
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{ |
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$recursive = ($recursive) ? "-R " : ""; |
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$retval = shell_exec("chgrp {$recursive} {$group} {$filename}; echo $?"); |
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if ($retval != 0) |
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{ |
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$code = self::FILEMODE; |
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$message = "Failed to set file group for {$filename} to {$group}"; |
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return self::get_error_message($code, $message, $strict); |
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} |
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} |
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/** |
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* Copies file. |
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* |
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* @param string $srcfile path to the source file |
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* @param string $destfile path to the destination file |
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* @return mixed true on success exception or error message on failure |
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*/ |
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final public static function copy($srcfile, $destfile) |
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{ |
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if (is_file($srcfile) === false) |
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{ |
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$code = self::FILEEXISTS; |
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$message = "Original (source) file does not exist {$srcfile}"; |
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return self::get_error_message($code, $message, true); |
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} |
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if (@copy($srcfile, $destfile) === false) |
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{ |
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$code = self::FILECOPY; |
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$message = "Failed to create copy of {$srcfile} to {$destfile}"; |
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return self::get_error_message($code, $message, true); |
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} |
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return true; |
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} |
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/** |
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* Removes files. |
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* |
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* @param mixed $files one or more files to delete |
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* @param bool $strict strict error checking |
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* @return bool |
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*/ |
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final public static function delete($files, $strict = true) |
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{ |
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$files = !is_array($files) ? [$files] : $files; |
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foreach ($files as $file) |
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{ |
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if (is_file($file)) |
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{ |
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if (@unlink($file) === false) |
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{ |
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$code = self::FILEDELETE; |
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$message = "Failed to delete {$file}"; |
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return self::get_error_message($code, $message, $strict); |
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} |
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continue; |
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} |
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} |
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return true; |
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} |
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/** |
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* Returns pathnames matching a pattern (for files only & hidden files). |
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* |
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* @param string $directory directory |
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* @param mixed $pattern pattern (does not support tilde expansion) |
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* @return mixed matched files or false for non-existent directory |
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*/ |
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final public static function glob($directory, $pattern = null) |
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{ |
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if (is_dir($directory) === false) |
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{ |
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return false; |
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} |
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$pattern = is_array(($pattern)) ? '{'.implode(',', $pattern).'}' : $pattern; |
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if ($pattern === null) |
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{ |
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return array_diff(glob($directory.'/*'), ['.', '..']); |
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} |
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return glob($directory.'/{,.}*'.$pattern.'*', GLOB_BRACE); |
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} |
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/** |
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* Tells whether the filename is a regular file. |
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* |
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* @param string $filename path to the file |
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* @param boolean |
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*/ |
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final public static function lsdir($directory) |
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{ |
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if (is_dir($directory) === false) |
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{ |
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return false; |
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} |
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$directories = []; |
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$directory = rtrim($directory, '/'); |
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foreach (self::readdir($directory) as $directory) |
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{ |
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if (is_dir($directory)) |
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{ |
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$directories[] = $directory; |
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} |
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} |
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return $directories; |
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} |
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/** |
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* Tells whether the filename is a regular file. |
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* |
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* @param string $filename path to the file |
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* @param boolean |
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*/ |
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final public static function lsfile($directory) |
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{ |
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if (is_dir($directory) === false) |
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{ |
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return false; |
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} |
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$files = []; |
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$directory = rtrim($directory, '/'); |
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foreach (self::readdir($directory) as $file) |
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{ |
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if (is_file($file)) |
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{ |
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$files[] = $file; |
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} |
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} |
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return $files; |
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} |
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/** |
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* Create new directory. |
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* |
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* @param mixed $directories path to the directory |
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* @param int $mode directory permission mode value (octal) |
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* @param bool $recursive create directories as needed |
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* @param bool $strict strict error checking |
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* @return mixed |
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*/ |
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final public static function mkdir($directories, $mode = null, $recursive = false, $strict = true) |
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{ |
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$directories = !is_array($directories) ? [$directories] : $directories; |
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$mode = ($mode === null) ? (int) $mode : 0777; |
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foreach ($directories as $directory) |
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{ |
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if (@mkdir($directory, (int) $mode, $recursive) === false) |
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{ |
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$code = self::DIRECTORYCREATE; |
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$message = "Failed to create new directory {$directory}"; |
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return self::get_error_message($code, $message, $strict); |
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} |
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} |
256
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return true; |
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} |
258
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259
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/** |
260
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* Reads a directory and returns all files/directories. |
261
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* |
262
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* @param string $directory directory path |
263
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* @param mixed |
264
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*/ |
265
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final private static function readdir($directory) |
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{ |
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$files = []; |
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if ($handle = @opendir($directory)) |
269
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{ |
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while (($file = @readdir($handle)) !== false) |
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{ |
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if ($file != '.' && $file != '..') |
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{ |
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$files[] = $directory.'/'.$file; |
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} |
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} |
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} |
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return $files; |
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} |
280
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281
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/** |
282
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* Removes directory. |
283
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* |
284
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* NOTES: |
285
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* - directories that are not empty are emptied then deleted |
286
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* - accepts one or more directories (recursive) |
287
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* |
288
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* @param mixed $directories directory or directories to remove |
289
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* @param bool $strict strict error checking |
290
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* @return mixed |
291
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*/ |
292
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final public static function rmdir($directories, $strict = true) |
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{ |
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$directories = !is_array($directories) ? [$directories] : $directories; |
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foreach ($directories as $directory) |
296
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{ |
297
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if (is_dir($directory)) |
298
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{ |
299
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start: |
300
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$files = @self::lsfile($directory); |
301
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if (count($files) == 0) |
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302
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{ |
303
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if (@rmdir($directory) === false) |
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{ |
305
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$code = self::DIRECTORYDELETE; |
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$message = "Failed to delete directory {$directory}"; |
307
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return self::get_error_message($code, $message, $strict); |
308
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} |
309
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continue; |
310
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} |
311
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312
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if (count($files) != 0) |
313
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{ |
314
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self::delete($files); |
315
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goto start; |
316
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} |
317
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} |
318
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} |
319
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return true; |
320
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} |
321
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|
322
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/** |
323
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* Moves file to different path (rename). |
324
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* |
325
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* @param string $oldfile path to the old file |
326
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* @param string $newfile path to the new file |
327
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* @return mixed |
328
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*/ |
329
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final public static function rename($oldfile, $newfile) |
330
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{ |
331
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if (is_file($oldfile) === false) |
332
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{ |
333
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$code = self::FILEEXISTS; |
334
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$message = "Original (source) file does not exist {$srcfile}"; |
|
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|
335
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return self::get_error_message($code, $message, true); |
336
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} |
337
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|
338
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if (!@rename($oldfile, $newfile)) |
339
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{ |
340
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$code = self::FILEMOVE; |
341
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$message = "Failed to move (rename) file from {$oldfile} to {$newfile}"; |
342
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return self::get_error_message($code, $message, true); |
343
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|
344
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} |
345
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return true; |
346
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} |
347
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|
|
|
348
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/** |
349
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* Create temporary file. |
350
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* |
351
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* @param string $template temporary filename template (default=tmp-XXXXXXXXXXXXXX) |
352
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* @param bool $resource request file pointer into temporary file |
353
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* @return mixed |
354
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*/ |
355
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final public static function tmpfile($template = null, $resource = false) |
356
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{ |
357
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$template = ($template === null) ? " tmp-XXXXXXXXXXXXXX" : " {$template}-XXXXXXXXXXXXXX"; |
358
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$tempfile = shell_exec("mktemp -p /tmp {$template}"); |
359
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return ($resource == false) ? rtrim($tempfile) : fopen($tempfile, "w+"); |
|
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|
360
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} |
361
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|
362
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/** |
363
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* Create temporary directory. |
364
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* |
365
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* @param string $template temporary directory template (default=tmpXXXXXXXXXXXXXX) |
366
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* @return mixed |
367
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*/ |
368
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final public static function tmpdir($template = null) |
369
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{ |
370
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$template = ($template === null) ? " tmpXXXXXXXXXXXXXX" : " {$template}XXXXXXXXXXXXXX"; |
371
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$tempdir = shell_exec("mktemp -p /tmp -d {$template}"); |
372
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return rtrim($tempdir); |
373
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} |
374
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|
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|
375
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/** |
376
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* Returns error message or throws exception. |
377
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* |
378
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* @return string error message |
379
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*/ |
380
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|
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final private static function get_error_message($code, $message, $strict) |
381
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|
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{ |
382
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if ($strict == false) { return $message; } |
383
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|
|
384
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|
|
switch ($code) |
385
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|
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{ |
386
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|
|
case '10': throw new FileModeException($message); |
387
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|
|
case '11': throw new FileCopyException($message); |
388
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|
|
case '12': throw new FileDeleteException($message); |
389
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|
|
case '13': throw new DirectoryCreateException($message); |
390
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|
|
case '14': throw new DirectoryDeleteException($message); |
391
|
|
|
case '15': throw new FileMoveException($message); |
392
|
|
|
case '16': throw new FileExistException($message); |
393
|
|
|
} |
394
|
|
|
} |
395
|
|
|
} |
396
|
|
|
|