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Direktori : /home/nailstv/public_html/include/kcfinder/lib/ |
Current File : /home/nailstv/public_html/include/kcfinder/lib/helper_dir.php |
<?php /** This file is part of KCFinder project * * @desc Directory helper class * @package KCFinder * @version 2.2 * @author Pavel Tzonkov <pavelc@users.sourceforge.net> * @copyright 2010 KCFinder Project * @license http://www.opensource.org/licenses/gpl-2.0.php GPLv2 * @license http://www.opensource.org/licenses/lgpl-2.1.php LGPLv2 * @link http://kcfinder.sunhater.com */ class dir { /** Checks if the given directory is really writable. The standard PHP * function is_writable() does not work properly on Windows servers * @param string $dir * @return bool */ static function isWritable($dir) { $dir = path::normalize($dir); if (!is_dir($dir)) return false; $i = 0; do { $file = "$dir/is_writable_" . md5($i++); } while (file_exists($file)); if (!@touch($file)) return false; unlink($file); return true; } /** Reqursively create all directories in given path if they are not exists. * Returns TRUE on success or false on fail. * @param string $dir * @param integer $mode * @return bool */ static function rmkdir($dir, $mode=0755) { $dir = preg_replace('/\/{2,}/s', "/", $dir); $dirs = explode("/", $dir); $curr = ""; foreach ($dirs as $i => $cdir) { if (($i == 0) && ($cdir == "")) $curr .= "/"; elseif ($i == 0) $curr .= $cdir; else $curr .= "/$cdir"; if (!is_dir($curr) && !@mkdir($curr, $mode) ) return false; } return true; } /** Recursively delete the given directory. Returns TRUE on success. * If $firstFailExit parameter is true (default), the method returns the * path to the first failed file or directory which cannot be deleted. * If $firstFailExit is false, the method returns an array with failed * files and directories which cannot be deleted. The third parameter * $failed is used for internal use only. * @param string $dir * @param bool $firstFailExit * @param array $failed * @return mixed */ static function prune($dir, $firstFailExit=true, array $failed=null) { if ($failed === null) $failed = array(); $files = self::content($dir); if ($files === false) { if ($firstFailExit) return $dir; $failed[] = $dir; return $failed; } foreach ($files as $file) { if (is_dir($file)) { $failed_in = self::prune($file, $firstFailExit, $failed); if ($failed_in !== true) { if ($firstFailExit) return $failed_in; if (is_array($failed_in)) $failed = array_merge($failed, $failed_in); else $failed[] = $failed_in; } } elseif (!@unlink($file)) { if ($firstFailExit) return $file; $failed[] = $file; } } if (!@rmdir($dir)) { if ($firstFailExit) return $dir; $failed[] = $dir; } return count($failed) ? $failed : true; } /** Get the content of the given directory. Returns an array with filenames * or FALSE on failure * @param string $dir * @param array $options */ static function content($dir, array $options=null) { $defaultOptions = array( 'types' => "all", // Allowed: "all" or possible return values // of filetype(), or an array with them 'addPath' => true, // Whether to add directory path to filenames 'pattern' => '/./', // Regular expression pattern for filename 'followLinks' => true ); if (!is_dir($dir) || !is_readable($dir)) return false; if (strtoupper(substr(PHP_OS, 0, 3)) == "WIN") $dir = str_replace("\\", "/", $dir); $dir = rtrim($dir, "/"); $dh = @opendir($dir); if ($dh === false) return false; if ($options === null) $options = $defaultOptions; foreach ($defaultOptions as $key => $val) if (!isset($options[$key])) $options[$key] = $val; $files = array(); while (($file = @readdir($dh)) !== false) { $type = filetype("$dir/$file"); if ($options['followLinks'] && ($type === "link")) { $lfile = "$dir/$file"; do { $ldir = dirname($lfile); $lfile = @readlink($lfile); if (substr($lfile, 0, 1) != "/") $lfile = "$ldir/$lfile"; $type = filetype($lfile); } while ($type == "link"); } if ((($type === "dir") && (($file == ".") || ($file == ".."))) || !preg_match($options['pattern'], $file) ) continue; if (($options['types'] === "all") || ($type === $options['types']) || ((is_array($options['types'])) && in_array($type, $options['types'])) ) $files[] = $options['addPath'] ? "$dir/$file" : $file; } closedir($dh); usort($files, "dir::fileSort"); return $files; } static function fileSort($a, $b) { if (function_exists("mb_strtolower")) { $a = mb_strtolower($a); $b = mb_strtolower($b); } else { $a = strtolower($a); $b = strtolower($b); } if ($a == $b) return 0; return ($a < $b) ? -1 : 1; } } ?>