1<?php
2/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
3
4/**
5 * Write to several writers
6 *
7 * PHP versions 4 and 5
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330,Boston,MA 02111-1307 USA
22 *
23 * @category   File Formats
24 * @package    File_Archive
25 * @author     Vincent Lascaux <vincentlascaux@php.net>
26 * @copyright  1997-2005 The PHP Group
27 * @license    http://www.gnu.org/copyleft/lesser.html  LGPL
28 * @version    CVS: $Id: Multi.php,v 1.10 2005/06/05 18:19:33 vincentlascaux Exp $
29 * @link       http://pear.php.net/package/File_Archive
30 */
31
32require_once "File/Archive/Writer.php";
33
34/**
35 * Write to several writers
36 */
37class File_Archive_Writer_Multi extends File_Archive_Writer
38{
39    /**
40     * @var File_Archive_Writer_Writer Data will be copied to these two writers
41     * @access private
42     */
43    var $writers;
44
45    function addWriter(&$writer)
46    {
47        $this->writers[] =& $writer;
48    }
49
50    /**
51     * @see File_Archive_Writer::newFile()
52     */
53    function newFile($filename, $stat = array(), $mime = "application/octet-stream")
54    {
55        $globalError = null;
56        foreach($this->writers as $key => $foo) {
57            $error = $this->writers[$key]->newFile($filename, $stat, $mime);
58            if (PEAR::isError($error)) {
59                $globalError = $error;
60            }
61        }
62        if (PEAR::isError($globalError)) {
63            return $globalError;
64        }
65    }
66    /**
67     * @see File_Archive_Writer::newFileNeedsMIME()
68     */
69    function newFileNeedsMIME()
70    {
71        foreach($this->writers as $key => $foo) {
72            if ($this->writers[$key]->newFileNeedsMIME()) {
73                return true;
74            }
75        }
76        return false;
77    }
78
79    /**
80     * @see File_Archive_Writer::writeData()
81     */
82    function writeData($data)
83    {
84        $globalError = null;
85        foreach($this->writers as $key => $foo) {
86            $error = $this->writers[$key]->writeData($data);
87            if (PEAR::isError($error)) {
88                $globalError = $error;
89            }
90        }
91        if (PEAR::isError($globalError)) {
92            return $globalError;
93        }
94    }
95
96    /**
97     * @see File_Archive_Writer::writeFile()
98     */
99    function writeFile($filename)
100    {
101        $globalError = null;
102        foreach($this->writers as $key => $foo) {
103            $error = $this->writers[$key]->writeFile($filename);
104            if (PEAR::isError($error)) {
105                $globalError = $error;
106            }
107        }
108        if (PEAR::isError($globalError)) {
109            return $globalError;
110        }
111    }
112
113    /**
114     * @see File_Archive_Writer::close()
115     */
116    function close()
117    {
118        $globalError = null;
119        foreach($this->writers as $key => $foo) {
120            $error = $this->writers[$key]->close();
121            if (PEAR::isError($error)) {
122                $globalError = $error;
123            }
124        }
125        if (PEAR::isError($globalError)) {
126            return $globalError;
127        }
128    }
129}
130?>