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Current File : /home/institutonamaste/www/admin/js/kcfinder/lib/helper_path.php |
<?php /** This file is part of KCFinder project * * @desc Path helper class * @package KCFinder * @version 3.12 * @author Pavel Tzonkov <sunhater@sunhater.com> * @copyright 2010-2014 KCFinder Project * @license http://opensource.org/licenses/GPL-3.0 GPLv3 * @license http://opensource.org/licenses/LGPL-3.0 LGPLv3 * @link http://kcfinder.sunhater.com */ namespace kcfinder; class path { /** Get the absolute URL path of the given one. Returns FALSE if the URL * is not valid or the current directory cannot be resolved (getcwd()) * @param string $path * @return string */ static function rel2abs_url($path) { if (substr($path, 0, 1) == "/") return $path; $dir = @getcwd(); if (!isset($_SERVER['DOCUMENT_ROOT']) || ($dir === false)) return false; $dir = self::normalize($dir); $doc_root = self::normalize(realpath($_SERVER['DOCUMENT_ROOT'])); if (substr($dir, 0, strlen($doc_root)) != $doc_root) return false; $return = self::normalize(substr($dir, strlen($doc_root)) . "/$path"); if (substr($return, 0, 1) !== "/") $return = "/$return"; return $return; } /** Resolve full filesystem path of given URL. Returns FALSE if the URL * cannot be resolved * @param string $url * @return string */ static function url2fullPath($url) { $url = self::normalize($url); $uri = isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME'] : (isset($_SERVER['PHP_SELF']) ? $_SERVER['PHP_SELF'] : false); $uri = self::normalize($uri); if (substr($url, 0, 1) !== "/") { if ($uri === false) return false; $url = dirname($uri) . "/$url"; } if (isset($_SERVER['DOCUMENT_ROOT'])) { return self::normalize(realpath($_SERVER['DOCUMENT_ROOT']) . "/$url"); } else { if ($uri === false) return false; if (isset($_SERVER['SCRIPT_FILENAME'])) { $scr_filename = self::normalize($_SERVER['SCRIPT_FILENAME']); return self::normalize(substr($scr_filename, 0, -strlen($uri)) . "/$url"); } $count = count(explode('/', $uri)) - 1; for ($i = 0, $chdir = ""; $i < $count; $i++) $chdir .= "../"; $chdir = self::normalize($chdir); $dir = getcwd(); if (($dir === false) || !@chdir($chdir)) return false; $rdir = getcwd(); chdir($dir); return ($rdir !== false) ? self::normalize($rdir . "/$url") : false; } } /** Normalize the given path. On Windows servers backslash will be replaced * with slash. Removes unnecessary double slashes and double dots. Removes * last slash if it exists. Examples: * path::normalize("C:\\any\\path\\") returns "C:/any/path" * path::normalize("/your/path/..//home/") returns "/your/home" * @param string $path * @return string */ static function normalize($path) { // Backslash to slash convert if (strtoupper(substr(PHP_OS, 0, 3)) == "WIN") { $path = preg_replace('/([^\\\])\\\+([^\\\])/s', "$1/$2", $path); if (substr($path, -1) == "\\") $path = substr($path, 0, -1); if (substr($path, 0, 1) == "\\") $path = "/" . substr($path, 1); } $path = preg_replace('/\/+/s', "/", $path); $path = "/$path"; if (substr($path, -1) != "/") $path .= "/"; $expr = '/\/([^\/]{1}|[^\.\/]{2}|[^\/]{3,})\/\.\.\//s'; while (preg_match($expr, $path)) $path = preg_replace($expr, "/", $path); $path = substr($path, 0, -1); $path = substr($path, 1); return $path; } /** Encode URL Path * @param string $path * @return string */ static function urlPathEncode($path) { $path = self::normalize($path); $encoded = ""; foreach (explode("/", $path) as $dir) $encoded .= rawurlencode($dir) . "/"; $encoded = substr($encoded, 0, -1); return $encoded; } /** Decode URL Path * @param string $path * @return string */ static function urlPathDecode($path) { $path = self::normalize($path); $decoded = ""; foreach (explode("/", $path) as $dir) $decoded .= rawurldecode($dir) . "/"; $decoded = substr($decoded, 0, -1); return $decoded; } }