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= "";
26 var $uattrib= "uid";
28 function mailMethodCyrus(&$config)
29 {
30 /* Check if the mail account identification attribute
31 is overridden in the configuration file
32 */
33 if(isset($config->current['MAIL_ATTRIB'])){
34 $this->uattrib = $config->current['MAIL_ATTRIB'];
35 }
36 $this->config= $config->data['SERVERS']['IMAP'];
37 }
39 function connect($gosaMailServer)
40 {
41 $cfg=array();
43 /* Connect to IMAP server. I don't want to see these warning here... */
44 $this->gosaMailServer= $gosaMailServer;
45 if (!isset($this->config[$gosaMailServer])){
46 msg_dialog::display(_("Warning"), _("Mail server for this account is invalid!"), WARNING_DIALOG);
47 } else {
48 $cfg= $this->config[$gosaMailServer];
49 }
50 /* For some reason, hiding errors with @ does not wor here... */
51 if(!isset($cfg['connect'])) $cfg['connect']="";
52 if(!isset($cfg['admin'])) $cfg['admin']="";
53 if(!isset($cfg['password'])) $cfg['password']="";
55 /* Setting connect timeout to 10 seconds,
56 else the GOsa UI may freeze for 60 seconds.
57 (PHP default is 'default_socket_timeout = 60') */
58 imap_timeout(1, 10 );
60 $this->mbox = @imap_open($cfg['connect'], $cfg['admin'], $cfg['password'], OP_HALFOPEN);
62 /* Mailbox reachable? */
63 if ($this->mbox === FALSE){
64 msg_dialog::display(_("IMAP error"), _("Cannot store mail settings on IMAP server!"), ERROR_DIALOG);
65 return (FALSE);
66 }
67 return (TRUE);
68 }
70 function disconnect()
71 {
72 imap_close ($this->mbox);
73 }
75 function getQuota($folder)
76 {
77 $result= array('quotaUsage' => '', 'gosaMailQuota' => '');
79 /* Load quota settings */
80 error_reporting (0);
81 $quota_value = @imap_get_quota($this->mbox, $folder);
82 if(is_array($quota_value)) {
83 if (isset($quota_value["STORAGE"]) && is_array($quota_value["STORAGE"])){
84 /* use for PHP >= 4.3 */
85 if($quota_value["STORAGE"]['limit'] == 2147483647){
86 $result['quotaUsage']= (int) ($quota_value["STORAGE"]['usage'] / 1024);
87 $result['gosaMailQuota']= (int) ($quota_value["STORAGE"]['limit'] );
88 }else{
89 $result['quotaUsage']= (int) ($quota_value["STORAGE"]['usage'] / 1024);
90 $result['gosaMailQuota']= (int) ($quota_value["STORAGE"]['limit'] / 1024);
91 }
92 } else {
93 /* backward icompatible */
94 if($quota_value['usage'] == 2147483647){
95 $result['quotaUsage']= (int) ($quota_value['usage'] / 1024);
96 $result['gosaMailQuota']= (int) ($quota_value['limit'] );
97 }else{
98 $result['quotaUsage']= (int) ($quota_value['usage'] / 1024);
99 $result['gosaMailQuota']= (int) ($quota_value['limit'] / 1024);
100 }
101 }
102 }elseif(!$quota_value){
103 /* If there is no quota defined for this account, the function imap_get_quota returns false. */
104 return(array("quotaUsage"=>"","gosaMailQuota"=>""));
105 }
107 error_reporting (E_ALL | E_STRICT);
108 return ($result);
109 }
112 /* return all folders of the users mailbox*/
113 function getMailboxList($folder, $uid)
114 {
115 global $config;
116 $result = array();
118 /* Get domain an mail address if uid is an mail address */
119 $domain = "";
120 if(preg_match("/@/",$folder)){
121 $domain = "@".preg_replace("/^.*@/","",$folder);
122 $folder = preg_replace("/@.*$/","",$folder);
123 }
125 /* Get list of mailboxes for combo box */
126 $cfg= $this->config[$this->gosaMailServer];
128 /* Create search pattern
129 (user/kekse*@domain.de
130 user.kekse*@domain.de
131 user.kekse* )
132 depending on given folder name) */
133 $q = $folder."*".$domain;
134 $list = imap_listmailbox($this->mbox, $cfg["connect"], $q);
136 /* Create list of returned folder names */
137 if (is_array($list)){
138 foreach ($list as $val){
140 /* Cut domain name */
141 $val = preg_replace("/@.*$/","",$val);
142 $result[]=preg_replace ("/^.*".normalizePreg($folder)."/","INBOX", mb_convert_encoding($val, "UTF-8", "UTF7-IMAP"));
143 }
144 }
146 /* Append "INBOX" to the folder array if result is empty and request comes from user dialog */
147 if(empty($result) && !empty($uid)){
148 $result[] = "INBOX";
149 }
151 return ($result);
152 }
155 function updateMailbox($folder)
156 {
157 /* Check if mailbox exists */
158 $cfg= $this->config[$this->gosaMailServer];
159 $list = imap_listmailbox($this->mbox, $cfg["connect"], $folder);
160 if ($list === FALSE){
161 if (!imap_createmailbox($this->mbox, $cfg["connect"]. $folder)){
162 msg_dialog::display(_("IMAP error"), sprintf(_("Cannot create IMAP mailbox: %s"), '<br><br><i>'.imap_last_error().'</i>'), ERROR_DIALOG);
163 return;
164 }
165 }
166 }
169 function setQuota($folder, $gosaMailQuota)
170 {
171 /* Workaround for the php imap extension */
172 if (($gosaMailQuota == "") || ($gosaMailQuota== "2147483647")){
173 $gosaMailQuota= "2147483647";
174 }elseif($gosaMailQuota > 0){
175 $gosaMailQuota = $gosaMailQuota *1024;
176 }
179 /* Write mail quota */
180 if (!imap_set_quota($this->mbox, $folder, $gosaMailQuota)){
181 msg_dialog::display(_("IMAP error"), sprintf(_("Cannot modify IMAP mailbox quota: %s"), '<br><br><i>'.imap_last_error().'</i>'), ERROR_DIALOG);
182 return (FALSE);
183 }
184 return (TRUE);
185 }
188 function setSharedFolderPermissions($folder, $permissions)
189 {
190 /* Get list of subfolders */
191 $folders= $this->getMailboxList($folder, "");
192 $folders[]= $folder;
194 foreach ($folders as $subfolder){
196 /* Set shared folder acl's */
197 if (function_exists('imap_getacl')){
199 /* Remove all acl's for this folder */
200 $users= @imap_getacl ($this->mbox, $subfolder);
201 if(is_array($users)){
202 foreach ($users as $userid => $perms){
203 imap_setacl ($this->mbox, $subfolder, $userid, "");
204 }
205 }
206 } else {
207 msg_dialog::display(_("Internal error"), _("Cannot remove IMAP ACL: imap_getacl not implemented!"), ERROR_DIALOG);
208 }
210 /* Set permissions for this folder */
211 foreach ($permissions as $user => $acl){
212 imap_setacl ($this->mbox, $subfolder, $user, $acl);
213 }
214 }
216 }
219 function getSharedFolderPermissions($folder)
220 {
221 $result= array();
223 /* imap_getacl available? */
224 if (!function_exists('imap_getacl')){
225 msg_dialog::display(_("Internal error"), _("Cannot retrieve IMAP ACL: imap_getacl not implemented!"), ERROR_DIALOG);
226 }
228 /* Get permissions in case of shared folders */
229 else {
230 $users= imap_getacl ($this->mbox, $folder);
232 foreach ($users as $userid => $perms){
233 $result[preg_replace('/^user\./', '', $userid)]= $perms;
234 }
236 }
238 return ($result);
239 }
242 function deleteMailbox($folder)
243 {
244 $cfg= $this->config[$this->gosaMailServer];
245 imap_setacl ($this->mbox, $folder, $cfg["admin"], "lrswipcda");
246 if (!imap_deletemailbox($this->mbox, $cfg["connect"].$folder)){
247 msg_dialog::display(_("IMAP error"), sprintf(_('Cannot remove IMAP mailbox: %s'), '<br><br><i>'.imap_last_error().'</i>'), ERROR_DIALOG);
248 return (FALSE);
249 }
250 return (TRUE);
251 }
254 function configureFilter($user, $gosaMailDeliveryMode,
255 $mail, $gosaMailAlternateAddress,
256 $gosaMailMaxSize,
257 $gosaSpamMailbox, $gosaSpamSortLevel,
258 $gosaVacationMessage)
259 {
260 $cfg= $this->config[$this->gosaMailServer];
262 /* Build spamlevel. Spamassassin tags mails with "*" for each integer
263 point of spam. So a spam level of 5.3 gets "*****" which can be
264 checked easily by spam filters */
265 $spamlevel= "";
266 for ($i= 0; $i<$gosaSpamSortLevel; $i++){
267 $spamlevel .= "*";
268 }
270 /* Log into the mail server */
271 $sieve= new sieve($cfg["sieve_server"], $cfg["sieve_port"], $user,
272 $cfg["password"], $cfg["admin"]);
274 if (!$sieve->sieve_login()){
275 msg_dialog::display(_("SIEVE error"), sprintf(_("Cannot log into SIEVE server: %s"), '<br><br><i>'.to_string($sieve->error_raw).'</i>'), ERROR_DIALOG);
276 return;
277 }
279 /* Load current script from server and remove everything between the comments
280 "###GOSA" */
281 $script= "";
282 if($sieve->sieve_listscripts()){
283 if (in_array("gosa", $sieve->response)){
285 /* get old GOsa script */
286 if(!$sieve->sieve_getscript("gosa")){
287 msg_dialog::display(_("SIEVE error"), sprintf(_("Cannot retrieve SIEVE script: %s"), '<br><br><i>'.to_string($sieve->error_raw).'</i>'), ERROR_DIALOG);
288 return;
289 }
291 foreach ($sieve->response as $line){
292 if (preg_match ("/^###GOSA/", $line)){
293 break;
294 }
295 $line= rtrim($line);
296 if (!preg_match ('/^\s*$/', $line)){
297 $script .= $line."\n";
298 }
299 }
301 }
302 }
304 /* Only create a new one, if it is not empty */
305 if (is_integer(strpos($gosaMailDeliveryMode, "R")) ||
306 is_integer(strpos($gosaMailDeliveryMode, "C")) ||
307 !is_integer(strpos($gosaMailDeliveryMode, "L")) ||
308 is_integer(strpos($gosaMailDeliveryMode, "V")) ||
309 is_integer(strpos($gosaMailDeliveryMode, "S"))){
311 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-header.txt")));
312 eval ("\$script.=\"$text\";");
313 }
315 /* Add anti-spam code */
316 if (is_integer(strpos($gosaMailDeliveryMode, "S"))){
317 $spambox= $gosaSpamMailbox;
318 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-spam.txt")));
319 eval ("\$script.=\"$text\";");
320 }
322 /* Add "reject due to mailsize" code, message is currently not
323 adjustable through GOsa. */
324 if (is_integer(strpos($gosaMailDeliveryMode, "R"))){
325 $maxsize= $gosaMailMaxSize;
326 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-mailsize.txt")));
327 eval ("\$script.=\"$text\";");
328 }
330 /* Add vacation information */
331 if (is_integer(strpos($gosaMailDeliveryMode, "V"))){
333 /* Sieve wants all destination addresses for the
334 vacation message, so we've to assemble them from
335 mail and mailAlternateAddress */
336 $addrlist= "\"".$mail."\"";
337 foreach ($gosaMailAlternateAddress as $val){
338 $addrlist .= ", \"$val\"";
339 }
340 $vacmsg= $gosaVacationMessage;
341 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-vacation.txt")));
342 eval ("\$script.=\"$text\";");
343 }
345 /* If no local delivery is wanted, tell the script to discard the mail */
346 if (!is_integer(strpos($gosaMailDeliveryMode, "L"))){
347 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-discard.txt")));
348 eval ("\$script.=\"$text\";");
349 }
351 /* Just be aware of null scripts... */
352 if (!isset ($script)){
353 $script= "";
354 }
356 /* Upload script and make it the default one */
357 if (!$sieve->sieve_sendscript("gosa", $script)){
358 msg_dialog::display(_("SIEVE error"), sprintf(_("Cannot store SIEVE script: %s"), '<br><br><i>'.to_string($sieve->error_raw).'</i>'), ERROR_DIALOG);
359 return;
360 }
361 if(!$sieve->sieve_setactivescript("gosa")){
362 msg_dialog::display(_("SIEVE error"), sprintf(_("Cannot activate SIEVE script: %s"), '<br><br><i>'.to_string($sieve->error_raw).'</i>'), ERROR_DIALOG);
363 return;
364 }
366 $sieve->sieve_logout();
367 }
369 }
371 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
372 ?>