| <?php |
| /** |
| * File containing the ezcMailParserShutdownHandler class |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| * @package Mail |
| * @version //autogen// |
| * @copyright Copyright (C) 2005-2010 eZ Systems AS. All rights reserved. |
| * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0 |
| */ |
| |
| /** |
| * ezcMailParserShutDownHandler removes temporary files |
| * and directories when PHP shuts down. |
| * |
| * Example: |
| * <code> |
| * ezcMailParserShutdownHandler::registerForRemoval( "/tmp/file.txt" ); |
| * </code> |
| * |
| * The code above will result in file.txt being removed from the system |
| * (if it still exists) when PHP shuts down. |
| * |
| * @package Mail |
| * @version //autogen// |
| * @access private |
| */ |
| class ezcMailParserShutdownHandler |
| { |
| /** |
| * Holds if the handler is registered or not. |
| * |
| * @var boolean |
| */ |
| private static $isRegistered = false; |
| |
| /** |
| * Holds the array of directories that are marked for removal |
| * when PHP shuts down. |
| * |
| * @var array(string) |
| */ |
| private static $directories = array(); |
| |
| /** |
| * Registers the directory $dir for removal when PHP shuts down. |
| * |
| * The directory and all of its contents will be removed recursively. |
| * |
| * @param string $dir |
| */ |
| public static function registerForRemoval( $dir ) |
| { |
| if ( self::$isRegistered === false ) |
| { |
| register_shutdown_function( array( "ezcMailParserShutdownHandler", "shutdownCallback" ) ); |
| self::$isRegistered = true; |
| } |
| self::$directories[] = $dir; |
| } |
| |
| /** |
| * Recursively deletes all registered folders and any contents of the registered |
| * directories. |
| * |
| * Files or directories that can't be deleted are left without warning. |
| * |
| * @return void |
| */ |
| public static function shutdownCallback() |
| { |
| foreach ( self::$directories as $directory ) |
| { |
| self::remove( $directory ); |
| } |
| } |
| |
| /** |
| * Recursively removes a directory and its contents or a file. |
| * |
| * Returns true on success and false on error. |
| * |
| * @param string $itemName |
| * @return bool |
| */ |
| public static function remove( $itemName ) |
| { |
| $returnVar = true; |
| if ( !is_dir( $itemName ) && file_exists( $itemName ) ) |
| { |
| unlink( $itemName ); |
| return true; |
| } |
| |
| if ( !file_exists( $itemName ) ) |
| { |
| return true; |
| } |
| |
| $dir = dir( $itemName ); |
| $item = $dir->read(); |
| while ( $item !== false ) |
| { |
| if ( $item != '.' && $item != '..' ) |
| { |
| self::remove( $dir->path . DIRECTORY_SEPARATOR . $item ); |
| $returnVar = false; |
| } |
| $item = $dir->read(); |
| } |
| |
| $dir->close(); |
| $returnVar = rmdir( $itemName ) && $returnVar ? true : false; // if rmdir succeeds and everything else succeeded |
| return $returnVar; |
| } |
| } |
| |
| ?> |