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 /* Connect to IMAP server. I don't want to see these warning here... */
35 $this->gosaMailServer= $gosaMailServer;
36 $cfg= $this->config[$gosaMailServer];
38 /* For some reason, hiding errors with @ does not wor here... */
39 $this->mbox = @imap_open($cfg['connect'], $cfg['admin'], $cfg['password'], OP_HALFOPEN);
41 /* Mailbox reachable? */
42 if ($this->mbox === FALSE){
43 print_red (_("Warning: IMAP Server cannot be reached! If you save this account, some mail settings will not be stored on your server!"));
44 return (FALSE);
45 }
46 return (TRUE);
47 }
49 function disconnect()
50 {
51 imap_close ($this->mbox);
52 }
54 function getQuota($folder)
55 {
56 $result= array('quotaUsage' => '', 'gosaMailQuota' => '');
58 /* Load quota settings */
59 error_reporting (0);
60 $quota_value = @imap_get_quota($this->mbox, $folder);
61 if(is_array($quota_value)) {
62 if (isset($quota_value["STORAGE"]) && is_array($quota_value["STORAGE"])){
63 /* use for PHP >= 4.3 */
64 $result['quotaUsage']= $quota_value["STORAGE"]['usage'];
65 $result['gosaMailQuota']= $quota_value["STORAGE"]['limit'];
66 } else {
67 /* backward compatible */
68 $result['quotaUsage']= $quota_value['usage'];
69 $result['gosaMailQuota']= $quota_value['limit'];
70 }
71 }
72 error_reporting (E_ALL);
74 return ($result);
75 }
77 function getMailboxList($folder, $uid= "")
78 {
79 /* Initialize depending on group or user mode */
80 if ($uid != ""){
81 $result= array("INBOX");
82 } else {
83 $result= array();
84 }
86 /* Get list of mailboxes for combo box */
87 $cfg= $this->config[$this->gosaMailServer];
88 $list = imap_listmailbox($this->mbox, $cfg["connect"], $folder.".*");
89 if (is_array($list)){
90 foreach ($list as $val){
91 $result[]=preg_replace ("/.*user\.".$uid."\./",
92 "INBOX.", imap_utf7_decode ($val));
93 }
94 }
96 return ($result);
97 }
99 function updateMailbox($folder)
100 {
101 /* Check if mailbox exists */
102 $cfg= $this->config[$this->gosaMailServer];
103 $list = imap_listmailbox($this->mbox, $cfg["connect"], $folder);
104 if ($list === FALSE){
105 if (!imap_createmailbox($this->mbox, $cfg["connect"]. $folder)){
106 print_red(sprintf(_("Can't create IMAP mailbox. Server says '%s'."), imap_last_error()));
107 return;
108 }
109 }
110 }
113 function setQuota($folder, $gosaMailQuota)
114 {
115 /* Workaround for the php imap extension */
116 if ($gosaMailQuota == ""){
117 $gosaMailQuota= "0";
118 }
120 /* Write mail quota */
121 if (!imap_set_quota($this->mbox, $folder, $gosaMailQuota)){
122 print_red(sprintf(_("Can't write IMAP quota. Server says '%s'."), imap_last_error()));
123 return (FALSE);
124 }
125 return (TRUE);
126 }
129 function setSharedFolderPermissions($folder, $permissions)
130 {
131 /* Show warning message in case of missing imap_getacl */
132 if (!function_exists('imap_getacl')){
133 print_red (_("Warning: imap_getacl is not implemented, wouldn't modify acl informations."));
134 return;
135 }
137 /* Get list of subfolders */
138 $folders= $this->getMailboxList($folder, "");
139 $folders[]= $folder;
141 foreach ($folders as $subfolder){
143 /* Set shared folder acl's */
144 if (function_exists('imap_getacl')){
146 /* Remove all acl's for this folder */
147 $users= imap_getacl ($this->mbox, $subfolder);
148 foreach ($users as $userid => $perms){
149 imap_setacl ($this->mbox, $subfolder, $userid, "");
150 }
151 }
153 /* Set permissions for this folder */
154 foreach ($permissions as $user => $acl){
155 imap_setacl ($this->mbox, $subfolder, $user, $acl);
156 }
157 }
159 }
162 function getSharedFolderPermissions($folder)
163 {
164 $result= array();
166 /* imap_getacl available? */
167 if (!function_exists('imap_getacl')){
168 print_red (_("Warning: imap_getacl is not available, can't get imap permissions!"));
169 }
171 /* Get permissions in case of shared folders */
172 else {
173 $users= imap_getacl ($this->mbox, $folder);
175 foreach ($users as $userid => $perms){
176 $result[preg_replace('/^user\./', '', $userid)]= $perms;
177 }
179 }
181 return ($result);
182 }
185 function deleteMailbox($folder)
186 {
187 $cfg= $this->config[$this->gosaMailServer];
188 imap_setacl ($this->mbox, $folder, $cfg["admin"], "lrswipcda");
189 if (!imap_deletemailbox($this->mbox, $cfg["connect"].$folder)){
190 print_red(sprintf(_("Can't remove IMAP mailbox. Server says '%s'."), imap_last_error()));
191 return (FALSE);
192 }
193 return (TRUE);
194 }
197 function configureFilter($user, $gosaMailDeliveryMode,
198 $mail, $gosaMailAlternateAddress,
199 $gosaMailMaxSize,
200 $gosaSpamMailbox, $gosaSpamSortLevel,
201 $gosaVacationMessage)
202 {
203 $cfg= $this->config[$this->gosaMailServer];
205 /* Build spamlevel. Spamassassin tags mails with "*" for each integer
206 point of spam. So a spam level of 5.3 gets "*****" which can be
207 checked easily by spam filters */
208 $spamlevel= "";
209 for ($i= 0; $i<$gosaSpamSortLevel; $i++){
210 $spamlevel .= "*";
211 }
213 /* Log into the mail server */
214 $sieve= new sieve($cfg["sieve_server"], $cfg["sieve_port"], $user,
215 $cfg["password"], $cfg["admin"]);
217 if (!$sieve->sieve_login()){
218 print_red(sprintf(_("Can't log into SIEVE server. Server says '%s'."),
219 to_string($sieve->error_raw)));
220 return;
221 }
223 /* Load current script from server and remove everything between the comments
224 "###GOSA" */
225 $script= "";
226 if($sieve->sieve_listscripts()){
227 if (in_array("gosa", $sieve->response)){
229 /* get old GOsa script */
230 if(!$sieve->sieve_getscript("gosa")){
231 print_red(sprintf(_("Can't get sieve script. Server says '%s'."), to_string($sieve->error_raw)));
232 return;
233 }
235 foreach ($sieve->response as $line){
236 if (preg_match ("/^###GOSA/", $line)){
237 break;
238 }
239 $line= rtrim($line);
240 if (!preg_match ('/^\s*$/', $line)){
241 $script .= $line."\n";
242 }
243 }
245 }
246 }
248 /* Only create a new one, if it is not empty */
249 if (is_integer(strpos($gosaMailDeliveryMode, "R")) ||
250 is_integer(strpos($gosaMailDeliveryMode, "C")) ||
251 !is_integer(strpos($gosaMailDeliveryMode, "L")) ||
252 is_integer(strpos($gosaMailDeliveryMode, "V")) ||
253 is_integer(strpos($gosaMailDeliveryMode, "S"))){
255 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-header.txt")));
256 eval ("\$script.=\"$text\";");
257 }
259 /* Add anti-spam code */
260 if (is_integer(strpos($gosaMailDeliveryMode, "S"))){
261 $spambox= $gosaSpamMailbox;
262 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-spam.txt")));
263 eval ("\$script.=\"$text\";");
264 }
266 /* Add "reject due to mailsize" code, message is currently not
267 adjustable through GOsa. */
268 if (is_integer(strpos($gosaMailDeliveryMode, "R"))){
269 $maxsize= $gosaMailMaxSize;
270 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-mailsize.txt")));
271 eval ("\$script.=\"$text\";");
272 }
274 /* Add vacation information */
275 if (is_integer(strpos($gosaMailDeliveryMode, "V"))){
277 /* Sieve wants all destination addresses for the
278 vacation message, so we've to assemble them from
279 mail and mailAlternateAddress */
280 $addrlist= "\"".$mail."\"";
281 foreach ($gosaMailAlternateAddress as $val){
282 $addrlist .= ", \"$val\"";
283 }
284 $vacmsg= $gosaVacationMessage;
285 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-vacation.txt")));
286 eval ("\$script.=\"$text\";");
287 }
289 /* If no local delivery is wanted, tell the script to discard the mail */
290 if (!is_integer(strpos($gosaMailDeliveryMode, "L"))){
291 $text= preg_replace('/"/', '\\"', implode ("", file(CONFIG_DIR."/sieve-discard.txt")));
292 eval ("\$script.=\"$text\";");
293 }
295 /* Just be aware of null scripts... */
296 if (!isset ($script)){
297 $script= "";
298 }
300 /* Upload script and make it the default one */
301 if (!$sieve->sieve_sendscript("gosa", $script)){
302 print_red(sprintf(_("Can't send sieve script. Server says '%s'."), to_string($sieve->error_raw)));
303 return;
304 }
305 if(!$sieve->sieve_setactivescript("gosa")){
306 print_red(sprintf(_("Can't activate GOsa sieve script. Server says '%s'."), to_string($sieve->error_raw)));
307 return;
308 }
310 $sieve->sieve_logout();
311 }
313 }
315 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
316 ?>