get('Filesystem', 'folder_create_mask')); } /** * Remove a directory and all subdirectories and files. * * @param String $folder Absolute folder path * @param Boolean $contentsOnly If this is true then the contents of the folder will be removed but not the * folder itself */ public static function removeFolder($folder, $contentsOnly = false) { // remove a file encountered by a recursive call. if(is_file($folder) || is_link($folder)) { unlink($folder); } else { $dir = opendir($folder); while($file = readdir($dir)) { if(($file == '.' || $file == '..')) continue; else { self::removeFolder($folder . '/' . $file); } } closedir($dir); if(!$contentsOnly) rmdir($folder); } } /** * Remove a directory, but only if it is empty. * * @param string $folder Absolute folder path * @param boolean $recursive Remove contained empty folders before attempting to remove this one * @return boolean True on success, false on failure. */ public static function remove_folder_if_empty($folder, $recursive = true) { if (!is_readable($folder)) return false; $handle = opendir($folder); while (false !== ($entry = readdir($handle))) { if ($entry != "." && $entry != "..") { // if an empty folder is detected, remove that one first and move on if($recursive && is_dir($entry) && self::remove_folder_if_empty($entry)) continue; // if a file was encountered, or a subdirectory was not empty, return false. return false; } } // if we are still here, the folder is empty. rmdir($folder); return true; } /** * Cleanup function to reset all the Filename fields. Visit File/fixfiles to call. */ public function fixfiles() { if(!Permission::check('ADMIN')) return Security::permissionFailure($this); $files = DataObject::get("File"); foreach($files as $file) { $file->updateFilesystem(); echo "
  • ", $file->Filename; $file->write(); } echo "

    Done!"; } /** * Return the most recent modification time of anything in the folder. * * @param string $folder The folder, relative to the site root * @param array $extensionList An option array of file extensions to limit the search to * @param bool $recursiveCall Not used * @return string Same as filemtime() format. */ public static function folderModTime($folder, $extensionList = null, $recursiveCall = false) { //$cacheID = $folder . ',' . implode(',', $extensionList); //if(!$recursiveCall && self::$cache_folderModTime[$cacheID]) return self::$cache_folderModTime[$cacheID]; $modTime = 0; if(!Filesystem::isAbsolute($folder)) $folder = Director::baseFolder() . '/' . $folder; $items = scandir($folder); foreach($items as $item) { if($item[0] != '.') { // Recurse into folders if(is_dir("$folder/$item")) { $modTime = max($modTime, self::folderModTime("$folder/$item", $extensionList, true)); // Check files } else { if($extensionList) $extension = strtolower(substr($item,strrpos($item,'.')+1)); if(!$extensionList || in_array($extension, $extensionList)) { $modTime = max($modTime, filemtime("$folder/$item")); } } } } //if(!$recursiveCall) self::$cache_folderModTime[$cacheID] = $modTime; return $modTime; } /** * Returns true if the given filename is an absolute file reference. * Works on Linux and Windows. * * @param String $filename Absolute or relative filename, with or without path. * @return Boolean */ public static function isAbsolute($filename) { if($_ENV['OS'] == "Windows_NT" || $_SERVER['WINDIR']) return $filename[1] == ':' && $filename[2] == '/'; else return $filename[0] == '/'; } }