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 }
37 $this->config= $config->data['SERVERS']['IMAP'];
38 }
40 function connect($gosaMailServer)
41 {
42 $cfg=array();
44 /* Connect to IMAP server. I don't want to see these warning here... */
45 $this->gosaMailServer= $gosaMailServer;
46 if (!isset($this->config[$gosaMailServer])){
47 print_red(_("Warning: Account has an invalid mailserver string!"));
48 } else {
49 $cfg= $this->config[$gosaMailServer];
50 }
51 /* For some reason, hiding errors with @ does not wor here... */
52 if(!isset($cfg['connect'])) $cfg['connect']="";
53 if(!isset($cfg['admin'])) $cfg['admin']="";
54 if(!isset($cfg['password'])) $cfg['password']="";
56 $this->mbox = @imap_open($cfg['connect'], $cfg['admin'], $cfg['password'], OP_HALFOPEN);
58 /* Mailbox reachable? */
59 if ($this->mbox === FALSE){
60 print_red (_("Warning: IMAP Server cannot be reached! If you save this account, some mail settings will not be stored on your server!"));
61 return (FALSE);
62 }
63 return (TRUE);
64 }
66 function disconnect()
67 {
68 imap_close ($this->mbox);
69 }
71 function getQuota($folder)
72 {
73 $result= array('quotaUsage' => '', 'gosaMailQuota' => '');
75 /* Load quota settings */
76 error_reporting (0);
77 $quota_value = @imap_get_quota($this->mbox, $folder);
78 if(is_array($quota_value)) {
79 if (isset($quota_value["STORAGE"]) && is_array($quota_value["STORAGE"])){
80 /* use for PHP >= 4.3 */
81 if($quota_value["STORAGE"]['limit'] == 2147483647){
82 $result['quotaUsage']= (int) ($quota_value["STORAGE"]['usage'] / 1024);
83 $result['gosaMailQuota']= (int) ($quota_value["STORAGE"]['limit'] );
84 }else{
85 $result['quotaUsage']= (int) ($quota_value["STORAGE"]['usage'] / 1024);
86 $result['gosaMailQuota']= (int) ($quota_value["STORAGE"]['limit'] / 1024);
87 }
88 } else {
89 /* backward icompatible */
90 if($quota_value['usage'] == 2147483647){
91 $result['quotaUsage']= (int) ($quota_value['usage'] / 1024);
92 $result['gosaMailQuota']= (int) ($quota_value['limit'] );
93 }else{
94 $result['quotaUsage']= (int) ($quota_value['usage'] / 1024);
95 $result['gosaMailQuota']= (int) ($quota_value['limit'] / 1024);
96 }
97 }
98 }elseif(!$quota_value){
99 /* If there is no quota defined for this account, the function imap_get_quota returns false. */
100 return(array("quotaUsage"=>"","gosaMailQuota"=>""));
101 }
103 error_reporting (E_ALL);
104 return ($result);
105 }
108 /* return all folders of the users mailbox*/
109 function getMailboxList($folder, $uid= "")
110 {
111 global $config;
112 $result = array();
114 /* Get domain an mail address if uid is an mail address */
115 $domain = "";
116 if(preg_match("/@/",$folder)){
117 $domain = "@".preg_replace("/^.*@/","",$folder);
118 $folder = preg_replace("/@.*$/","",$folder);
119 }
121 /* Get list of mailboxes for combo box */
122 $cfg= $this->config[$this->gosaMailServer];
124 /* Create search pattern
125 (user/kekse*@domain.de
126 user.kekse*@domain.de
127 user.kekse* )
128 depending on given folder name) */
129 $q = $folder."*".$domain;
130 $list = imap_listmailbox($this->mbox, $cfg["connect"], $q);
132 /* Create list of returned folder names */
133 if (is_array($list)){
134 foreach ($list as $val){
136 /* Cut domain name */
137 $val = preg_replace("/@.*$/","",$val);
138 $result[]=preg_replace ("/^.*".normalizePreg($folder)."/","INBOX", mb_convert_encoding($val, "UTF-8", "UTF7-IMAP"));
139 }
140 }
142 /* Append "INBOX" to the folder array if result is empty and request comes from user dialog */
143 if(empty($result) && !empty($uid)){
144 $result[] = "INBOX";
145 }
147 return ($result);
148 }
151 function updateMailbox($folder)
152 {
153 /* Check if mailbox exists */
154 $cfg= $this->config[$this->gosaMailServer];
155 $list = imap_listmailbox($this->mbox, $cfg["connect"], $folder);
156 if ($list === FALSE){
157 if (!imap_createmailbox($this->mbox, $cfg["connect"]. $folder)){
158 print_red(sprintf(_("Can't create IMAP mailbox. Server says '%s'."), imap_last_error()));
159 return;
160 }
161 }
162 }
165 function setQuota($folder, $gosaMailQuota)
166 {
167 /* Workaround for the php imap extension */
168 if (($gosaMailQuota == "") || ($gosaMailQuota== "2147483647")){
169 $gosaMailQuota= "2147483647";
170 }elseif($gosaMailQuota > 0){
171 $gosaMailQuota = $gosaMailQuota *1024;
172 }
175 /* Write mail quota */
176 if (!imap_set_quota($this->mbox, $folder, $gosaMailQuota)){
177 print_red(sprintf(_("Can't write IMAP quota. Server says '%s'."), imap_last_error()));
178 return (FALSE);
179 }
180 return (TRUE);
181 }
184 function setSharedFolderPermissions($folder, $permissions)
185 {
186 /* Get list of subfolders */
187 $folders= $this->getMailboxList($folder, "");
188 $folders[]= $folder;
190 foreach ($folders as $subfolder){
192 /* Set shared folder acl's */
193 if (function_exists('imap_getacl')){
195 /* Remove all acl's for this folder */
196 $users= @imap_getacl ($this->mbox, $subfolder);
197 if(is_array($users)){
198 foreach ($users as $userid => $perms){
199 imap_setacl ($this->mbox, $subfolder, $userid, "");
200 }
201 }
202 } else {
203 print_red (_("Warning: imap_getacl is not implemented, can't remove acl informations."));
204 }
206 /* Set permissions for this folder */
207 foreach ($permissions as $user => $acl){
208 imap_setacl ($this->mbox, $subfolder, $user, $acl);
209 }
210 }
212 }
215 function getSharedFolderPermissions($folder)
216 {
217 $result= array();
219 /* imap_getacl available? */
220 if (!function_exists('imap_getacl')){
221 print_red (_("Warning: imap_getacl is not available, can't get imap permissions!"));
222 }
224 /* Get permissions in case of shared folders */
225 else {
226 $users= imap_getacl ($this->mbox, $folder);
228 foreach ($users as $userid => $perms){
229 $result[preg_replace('/^user\./', '', $userid)]= $perms;
230 }
232 }
234 return ($result);
235 }
238 function deleteMailbox($folder)
239 {
240 $cfg= $this->config[$this->gosaMailServer];
241 imap_setacl ($this->mbox, $folder, $cfg["admin"], "lrswipcda");
242 if (!imap_deletemailbox($this->mbox, $cfg["connect"].$folder)){
243 print_red(sprintf(_("Can't remove IMAP mailbox. Server says '%s'."), imap_last_error()));
244 return (FALSE);
245 }
246 return (TRUE);
247 }
250 function configureFilter($user, $gosaMailDeliveryMode,
251 $mail, $gosaMailAlternateAddress,
252 $gosaMailMaxSize,
253 $gosaSpamMailbox, $gosaSpamSortLevel,
254 $gosaVacationMessage)
255 {
256 $cfg= $this->config[$this->gosaMailServer];
258 /* Build spamlevel. Spamassassin tags mails with "*" for each integer
259 point of spam. So a spam level of 5.3 gets "*****" which can be
260 checked easily by spam filters */
261 $spamlevel= "";
262 for ($i= 0; $i<$gosaSpamSortLevel; $i++){
263 $spamlevel .= "*";
264 }
266 /* Log into the mail server */
267 $sieve= new sieve($cfg["sieve_server"], $cfg["sieve_port"], $user,
268 $cfg["password"], $cfg["admin"]);
270 if (!$sieve->sieve_login()){
271 print_red(sprintf(_("Can't log into SIEVE server. Server says '%s'."),
272 to_string($sieve->error_raw)));
273 return;
274 }
276 /* Load current script from server and remove everything between the comments
277 "###GOSA" */
278 $script= "";
279 if($sieve->sieve_listscripts()){
280 if (in_array("gosa", $sieve->response)){
282 /* get old GOsa script */
283 if(!$sieve->sieve_getscript("gosa")){
284 print_red(sprintf(_("Can't get sieve script. Server says '%s'."), to_string($sieve->error_raw)));
285 return;
286 }
288 foreach ($sieve->response as $line){
289 if (preg_match ("/^###GOSA/", $line)){
290 break;
291 }
292 $line= rtrim($line);
293 if (!preg_match ('/^\s*$/', $line)){
294 $script .= $line."\n";
295 }
296 }
298 }
299 }
301 /* Only create a new one, if it is not empty */
302 if (is_integer(strpos($gosaMailDeliveryMode, "R")) ||
303 is_integer(strpos($gosaMailDeliveryMode, "C")) ||
304 !is_integer(strpos($gosaMailDeliveryMode, "L")) ||
305 is_integer(strpos($gosaMailDeliveryMode, "V")) ||
306 is_integer(strpos($gosaMailDeliveryMode, "S"))){
308 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-header.txt")));
309 eval ("\$script.=\"$text\";");
310 }
312 /* Add anti-spam code */
313 if (is_integer(strpos($gosaMailDeliveryMode, "S"))){
314 $spambox= $gosaSpamMailbox;
315 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-spam.txt")));
316 eval ("\$script.=\"$text\";");
317 }
319 /* Add "reject due to mailsize" code, message is currently not
320 adjustable through GOsa. */
321 if (is_integer(strpos($gosaMailDeliveryMode, "R"))){
322 $maxsize= $gosaMailMaxSize;
323 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-mailsize.txt")));
324 eval ("\$script.=\"$text\";");
325 }
327 /* Add vacation information */
328 if (is_integer(strpos($gosaMailDeliveryMode, "V"))){
330 /* Sieve wants all destination addresses for the
331 vacation message, so we've to assemble them from
332 mail and mailAlternateAddress */
333 $addrlist= "\"".$mail."\"";
334 foreach ($gosaMailAlternateAddress as $val){
335 $addrlist .= ", \"$val\"";
336 }
337 $vacmsg= $gosaVacationMessage;
338 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-vacation.txt")));
339 eval ("\$script.=\"$text\";");
340 }
342 /* If no local delivery is wanted, tell the script to discard the mail */
343 if (!is_integer(strpos($gosaMailDeliveryMode, "L"))){
344 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-discard.txt")));
345 eval ("\$script.=\"$text\";");
346 }
348 /* Just be aware of null scripts... */
349 if (!isset ($script)){
350 $script= "";
351 }
353 /* Upload script and make it the default one */
354 if (!$sieve->sieve_sendscript("gosa", $script)){
355 print_red(sprintf(_("Can't send sieve script. Server says '%s'."), to_string($sieve->error_raw)));
356 return;
357 }
358 if(!$sieve->sieve_setactivescript("gosa")){
359 print_red(sprintf(_("Can't activate GOsa sieve script. Server says '%s'."), to_string($sieve->error_raw)));
360 return;
361 }
363 $sieve->sieve_logout();
364 }
366 }
368 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
369 ?>