1 <?php
2 /*
3 This code is part of GOsa (https://gosa.gonicus.de)
4 Copyright (C) 2004 Cajus Pollmeier
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
21 class mailMethodCyrus extends mailMethod
22 {
23 var $mbox= "-";
24 var $config;
25 var $gosaMailServer= "";
27 function mailMethodCyrus($config)
28 {
29 $this->config= $config->data['SERVERS']['IMAP'];
30 }
32 function connect($gosaMailServer)
33 {
34 $cfg=array();
36 /* Connect to IMAP server. I don't want to see these warning here... */
37 $this->gosaMailServer= $gosaMailServer;
38 if (!isset($this->config[$gosaMailServer])){
39 print_red(_("Warning: Account has an invalid mailserver string!"));
40 } else {
41 $cfg= $this->config[$gosaMailServer];
42 }
43 /* For some reason, hiding errors with @ does not wor here... */
44 if(!isset($cfg['connect'])) $cfg['connect']="";
45 if(!isset($cfg['admin'])) $cfg['admin']="";
46 if(!isset($cfg['password'])) $cfg['password']="";
48 $this->mbox = @imap_open($cfg['connect'], $cfg['admin'], $cfg['password'], OP_HALFOPEN);
50 /* Mailbox reachable? */
51 if ($this->mbox === FALSE){
52 print_red (_("Warning: IMAP Server cannot be reached! If you save this account, some mail settings will not be stored on your server!"));
53 return (FALSE);
54 }
55 return (TRUE);
56 }
58 function disconnect()
59 {
60 imap_close ($this->mbox);
61 }
63 function getQuota($folder)
64 {
65 $result= array('quotaUsage' => '', 'gosaMailQuota' => '');
67 /* Load quota settings */
68 error_reporting (0);
69 $quota_value = @imap_get_quota($this->mbox, $folder);
70 if(is_array($quota_value)) {
71 if (isset($quota_value["STORAGE"]) && is_array($quota_value["STORAGE"])){
72 /* use for PHP >= 4.3 */
73 $result['quotaUsage']= $quota_value["STORAGE"]['usage'];
74 $result['gosaMailQuota']= $quota_value["STORAGE"]['limit'];
75 } else {
76 /* backward icompatible */
77 $result['quotaUsage']= $quota_value['usage'];
78 $result['gosaMailQuota']= $quota_value['limit'];
79 }
80 }
81 error_reporting (E_ALL);
83 return ($result);
84 }
86 function getMailboxList($folder, $uid= "")
87 {
88 /* Initialize depending on group or user mode */
89 if ($uid != ""){
90 $result= array("INBOX");
91 } else {
92 $result= array();
93 }
95 /* Get list of mailboxes for combo box */
96 $cfg= $this->config[$this->gosaMailServer];
97 $list = imap_listmailbox($this->mbox, $cfg["connect"], $folder.".*");
98 if (is_array($list)){
99 foreach ($list as $val){
100 $result[]=preg_replace ("/.*user\.".$uid."\./",
101 "INBOX.", imap_utf7_decode ($val));
102 }
103 }
105 return ($result);
106 }
108 function updateMailbox($folder)
109 {
110 /* Check if mailbox exists */
111 $cfg= $this->config[$this->gosaMailServer];
112 $list = imap_listmailbox($this->mbox, $cfg["connect"], $folder);
113 if ($list === FALSE){
114 if (!imap_createmailbox($this->mbox, $cfg["connect"]. $folder)){
115 print_red(sprintf(_("Can't create IMAP mailbox. Server says '%s'."), imap_last_error()));
116 return;
117 }
118 }
119 }
122 function setQuota($folder, $gosaMailQuota)
123 {
124 /* Workaround for the php imap extension */
125 if ($gosaMailQuota == ""){
126 $gosaMailQuota= "2147483647";
127 }
129 /* Write mail quota */
130 if (!imap_set_quota($this->mbox, $folder, $gosaMailQuota)){
131 print_red(sprintf(_("Can't write IMAP quota. Server says '%s'."), imap_last_error()));
132 return (FALSE);
133 }
134 return (TRUE);
135 }
138 function setSharedFolderPermissions($folder, $permissions)
139 {
140 /* Get list of subfolders */
141 $folders= $this->getMailboxList($folder, "");
142 $folders[]= $folder;
144 foreach ($folders as $subfolder){
146 /* Set shared folder acl's */
147 if (function_exists('imap_getacl')){
149 /* Remove all acl's for this folder */
150 $users= @imap_getacl ($this->mbox, $subfolder);
151 if(is_array($users)){
152 foreach ($users as $userid => $perms){
153 imap_setacl ($this->mbox, $subfolder, $userid, "");
154 }
155 }
156 } else {
157 print_red (_("Warning: imap_getacl is not implemented, can't remove acl informations."));
158 }
160 /* Set permissions for this folder */
161 foreach ($permissions as $user => $acl){
162 imap_setacl ($this->mbox, $subfolder, $user, $acl);
163 }
164 }
166 }
169 function getSharedFolderPermissions($folder)
170 {
171 $result= array();
173 /* imap_getacl available? */
174 if (!function_exists('imap_getacl')){
175 print_red (_("Warning: imap_getacl is not available, can't get imap permissions!"));
176 }
178 /* Get permissions in case of shared folders */
179 else {
180 $users= imap_getacl ($this->mbox, $folder);
182 foreach ($users as $userid => $perms){
183 $result[preg_replace('/^user\./', '', $userid)]= $perms;
184 }
186 }
188 return ($result);
189 }
192 function deleteMailbox($folder)
193 {
194 $cfg= $this->config[$this->gosaMailServer];
195 imap_setacl ($this->mbox, $folder, $cfg["admin"], "lrswipcda");
196 if (!imap_deletemailbox($this->mbox, $cfg["connect"].$folder)){
197 print_red(sprintf(_("Can't remove IMAP mailbox. Server says '%s'."), imap_last_error()));
198 return (FALSE);
199 }
200 return (TRUE);
201 }
204 function configureFilter($user, $gosaMailDeliveryMode,
205 $mail, $gosaMailAlternateAddress,
206 $gosaMailMaxSize,
207 $gosaSpamMailbox, $gosaSpamSortLevel,
208 $gosaVacationMessage)
209 {
210 $cfg= $this->config[$this->gosaMailServer];
212 /* Build spamlevel. Spamassassin tags mails with "*" for each integer
213 point of spam. So a spam level of 5.3 gets "*****" which can be
214 checked easily by spam filters */
215 $spamlevel= "";
216 for ($i= 0; $i<$gosaSpamSortLevel; $i++){
217 $spamlevel .= "*";
218 }
220 /* Log into the mail server */
221 $sieve= new sieve($cfg["sieve_server"], $cfg["sieve_port"], $user,
222 $cfg["password"], $cfg["admin"]);
224 if (!$sieve->sieve_login()){
225 print_red(sprintf(_("Can't log into SIEVE server. Server says '%s'."),
226 to_string($sieve->error_raw)));
227 return;
228 }
230 /* Load current script from server and remove everything between the comments
231 "###GOSA" */
232 $script= "";
233 if($sieve->sieve_listscripts()){
234 if (in_array("gosa", $sieve->response)){
236 /* get old GOsa script */
237 if(!$sieve->sieve_getscript("gosa")){
238 print_red(sprintf(_("Can't get sieve script. Server says '%s'."), to_string($sieve->error_raw)));
239 return;
240 }
242 foreach ($sieve->response as $line){
243 if (preg_match ("/^###GOSA/", $line)){
244 break;
245 }
246 $line= rtrim($line);
247 if (!preg_match ('/^\s*$/', $line)){
248 $script .= $line."\n";
249 }
250 }
252 }
253 }
255 /* Only create a new one, if it is not empty */
256 if (is_integer(strpos($gosaMailDeliveryMode, "R")) ||
257 is_integer(strpos($gosaMailDeliveryMode, "C")) ||
258 !is_integer(strpos($gosaMailDeliveryMode, "L")) ||
259 is_integer(strpos($gosaMailDeliveryMode, "V")) ||
260 is_integer(strpos($gosaMailDeliveryMode, "S"))){
262 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-header.txt")));
263 eval ("\$script.=\"$text\";");
264 }
266 /* Add anti-spam code */
267 if (is_integer(strpos($gosaMailDeliveryMode, "S"))){
268 $spambox= $gosaSpamMailbox;
269 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-spam.txt")));
270 eval ("\$script.=\"$text\";");
271 }
273 /* Add "reject due to mailsize" code, message is currently not
274 adjustable through GOsa. */
275 if (is_integer(strpos($gosaMailDeliveryMode, "R"))){
276 $maxsize= $gosaMailMaxSize;
277 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-mailsize.txt")));
278 eval ("\$script.=\"$text\";");
279 }
281 /* Add vacation information */
282 if (is_integer(strpos($gosaMailDeliveryMode, "V"))){
284 /* Sieve wants all destination addresses for the
285 vacation message, so we've to assemble them from
286 mail and mailAlternateAddress */
287 $addrlist= "\"".$mail."\"";
288 foreach ($gosaMailAlternateAddress as $val){
289 $addrlist .= ", \"$val\"";
290 }
291 $vacmsg= $gosaVacationMessage;
292 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-vacation.txt")));
293 eval ("\$script.=\"$text\";");
294 }
296 /* If no local delivery is wanted, tell the script to discard the mail */
297 if (!is_integer(strpos($gosaMailDeliveryMode, "L"))){
298 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-discard.txt")));
299 eval ("\$script.=\"$text\";");
300 }
302 /* Just be aware of null scripts... */
303 if (!isset ($script)){
304 $script= "";
305 }
307 /* Upload script and make it the default one */
308 if (!$sieve->sieve_sendscript("gosa", $script)){
309 print_red(sprintf(_("Can't send sieve script. Server says '%s'."), to_string($sieve->error_raw)));
310 return;
311 }
312 if(!$sieve->sieve_setactivescript("gosa")){
313 print_red(sprintf(_("Can't activate GOsa sieve script. Server says '%s'."), to_string($sieve->error_raw)));
314 return;
315 }
317 $sieve->sieve_logout();
318 }
320 }
322 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
323 ?>