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[squirrelmail.git] / src / download.php
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59177427 1<?php
895905c0 2
35586184 3/**
4 * download.php
5 *
82d304a0 6 * Copyright (c) 1999-2004 The SquirrelMail Project Team
35586184 7 * Licensed under the GNU GPL. For full terms see the file COPYING.
8 *
9 * Handles attachment downloads to the users computer.
10 * Also allows displaying of attachments when possible.
11 *
30967a1e 12 * @version $Id$
2b646597 13 * @package squirrelmail
35586184 14 */
15
30967a1e 16/**
17 * Path for SquirrelMail required files.
18 * @ignore
19 */
86725763 20define('SM_PATH','../');
21
22/* SquirrelMail required files. */
08185f2a 23require_once(SM_PATH . 'include/validate.php');
86725763 24require_once(SM_PATH . 'functions/imap.php');
25require_once(SM_PATH . 'functions/mime.php');
6b96544a 26
65c3ec94 27header('Pragma: ');
28header('Cache-Control: cache');
29
0b97a708 30/* globals */
1e12d1ff 31sqgetGlobalVar('key', $key, SQ_COOKIE);
32sqgetGlobalVar('username', $username, SQ_SESSION);
33sqgetGlobalVar('onetimepad', $onetimepad, SQ_SESSION);
34sqgetGlobalVar('messages', $messages, SQ_SESSION);
35sqgetGlobalVar('mailbox', $mailbox, SQ_GET);
36sqgetGlobalVar('ent_id', $ent_id, SQ_GET);
37sqgetGlobalVar('absolute_dl',$absolute_dl, SQ_GET);
38if ( sqgetGlobalVar('passed_id', $temp, SQ_GET) ) {
39 $passed_id = (int) $temp;
da2415c1 40}
1075eaf1 41
0b97a708 42/* end globals */
97d7da3b 43
1e606225 44$imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
45$mbx_response = sqimap_mailbox_select($imapConnection, $mailbox);
97d7da3b 46
1e606225 47$message = &$messages[$mbx_response['UIDVALIDITY']]["$passed_id"];
5a1c48cd 48if (!is_object($message)) {
49 $message = sqimap_get_message($imapConnection,$passed_id, $mailbox);
50}
ff9d4297 51$subject = $message->rfc822_header->subject;
6914aa18 52if ($ent_id) {
53 $message = &$message->getEntity($ent_id);
54 $header = $message->header;
da2415c1 55
6914aa18 56 if ($message->rfc822_header) {
57 $subject = $message->rfc822_header->subject;
6914aa18 58 } else {
59 $header = $message->header;
6914aa18 60 }
61 $type0 = $header->type0;
62 $type1 = $header->type1;
63 $encoding = strtolower($header->encoding);
ff9d4297 64} else {
6914aa18 65 /* raw message */
66 $type0 = 'message';
67 $type1 = 'rfc822';
bc5ff7c9 68 $encoding = 'US-ASCII';
5d39ca4d 69 $header = $message->header;
ff9d4297 70}
97d7da3b 71
1e606225 72/*
65c3ec94 73 * lets redefine message as this particular entity that we wish to display.
74 * it should hold only the header for this entity. We need to fetch the body
75 * yet before we can display anything.
76 */
65c3ec94 77
65c3ec94 78if (isset($override_type0)) {
79 $type0 = $override_type0;
80}
81if (isset($override_type1)) {
82 $type1 = $override_type1;
83}
ff9d4297 84$filename = '';
85if (is_object($message->header->disposition)) {
a91189d6 86 $filename = $header->disposition->getProperty('filename');
ff9d4297 87 if (!$filename) {
708ea172 88 $filename = $header->disposition->getProperty('name');
ff9d4297 89 }
6914aa18 90 if (!$filename) {
a91189d6 91 $filename = $header->getParameter('name');
da2415c1 92 }
cf22004d 93} else {
5d39ca4d 94 $filename = $header->getParameter('name');
65c3ec94 95}
bc5ff7c9 96
89c7fc5a 97//$filename = decodeHeader($filename, false, false); //Don't want html output nor utf8 because it will return html output
da2415c1 98$filename = decodeHeader($filename, true, false); //Don't want html output
65c3ec94 99if (strlen($filename) < 1) {
fd77c331 100 //$filename = decodeHeader($subject, false, false); //Don't want html output nor utf8 because it will return html output
101 $filename = decodeHeader($subject, true, false); //Don't want html output
89c7fc5a 102 if ($type1 == 'plain' && $type0 == 'text')
65c3ec94 103 $suffix = 'txt';
89c7fc5a 104 else if ($type1 == 'richtext' && $type0 == 'text')
65c3ec94 105 $suffix = 'rtf';
89c7fc5a 106 else if ($type1 == 'postscript' && $type0 == 'application')
65c3ec94 107 $suffix = 'ps';
89c7fc5a 108 else if ($type1 == 'rfc822' && $type0 == 'message')
109 $suffix = 'msg';
8e73da2b 110 else
65c3ec94 111 $suffix = $type1;
8e73da2b 112
113 if ($filename == '')
114 $filename = 'untitled' . strip_tags($ent_id);
89c7fc5a 115 $filename = $filename . '.' . $suffix;
65c3ec94 116}
117
118/*
119 * Note:
120 * The following sections display the attachment in different
121 * ways depending on how they choose. The first way will download
122 * under any circumstance. This sets the Content-type to be
123 * applicatin/octet-stream, which should be interpreted by the
124 * browser as "download me".
125 * The second method (view) is used for images or other formats
126 * that should be able to be handled by the browser. It will
127 * most likely display the attachment inline inside the browser.
128 * And finally, the third one will be used by default. If it
129 * is displayable (text or html), it will load them up in a text
130 * viewer (built in to squirrelmail). Otherwise, it sets the
131 * content-type as application/octet-stream
132 */
88d916ee 133if (isset($absolute_dl) && $absolute_dl) {
da2415c1 134 SendDownloadHeaders($type0, $type1, $filename, 1);
65c3ec94 135} else {
da2415c1 136 SendDownloadHeaders($type0, $type1, $filename, 0);
65c3ec94 137}
38bca81c 138/* be aware that any warning caused by download.php will corrupt the
139 * attachment in case of ERROR reporting = E_ALL and the output is the screen */
ff9d4297 140mime_print_body_lines ($imapConnection, $passed_id, $ent_id, $encoding);
65c3ec94 141
2b646597 142?>