1 <?php
2 /*
3 * This code is part of GOsa (http://www.gosa-project.org)
4 * Copyright (C) 2003-2008 GONICUS GmbH
5 *
6 * ID: $$Id: functions.inc 13100 2008-12-01 14:07:48Z hickert $$
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
23 /* Configuration file location */
25 /* Allow setting the config patj in the apache configuration
26 e.g. SetEnv CONFIG_FILE /etc/path
27 */
28 if(!isset($_SERVER['CONFIG_DIR'])){
29 define ("CONFIG_DIR", "/etc/gosa");
30 }else{
31 define ("CONFIG_DIR",$_SERVER['CONFIG_DIR']);
32 }
34 /* Allow setting the config file in the apache configuration
35 e.g. SetEnv CONFIG_FILE gosa.conf.2.6
36 */
37 if(!isset($_SERVER['CONFIG_FILE'])){
38 define ("CONFIG_FILE", "gosa.conf");
39 }else{
40 define ("CONFIG_FILE",$_SERVER['CONFIG_FILE']);
41 }
43 define ("CONFIG_TEMPLATE_DIR", "../contrib");
44 define ("TEMP_DIR","/var/cache/gosa/tmp");
46 /* Define get_list flags */
47 define("GL_NONE", 0);
48 define("GL_SUBSEARCH", 1);
49 define("GL_SIZELIMIT", 2);
50 define("GL_CONVERT", 4);
51 define("GL_NO_ACL_CHECK", 8);
53 /* Heimdal stuff */
54 define('UNIVERSAL',0x00);
55 define('INTEGER',0x02);
56 define('OCTET_STRING',0x04);
57 define('OBJECT_IDENTIFIER ',0x06);
58 define('SEQUENCE',0x10);
59 define('SEQUENCE_OF',0x10);
60 define('SET',0x11);
61 define('SET_OF',0x11);
62 define('DEBUG',false);
63 define('HDB_KU_MKEY',0x484442);
64 define('TWO_BIT_SHIFTS',0x7efc);
65 define('DES_CBC_CRC',1);
66 define('DES_CBC_MD4',2);
67 define('DES_CBC_MD5',3);
68 define('DES3_CBC_MD5',5);
69 define('DES3_CBC_SHA1',16);
71 /* Define globals for revision comparing */
72 $svn_path = '$HeadURL$';
73 $svn_revision = '$Revision$';
75 /* Include required files */
76 require_once("class_location.inc");
77 require_once ("functions_debug.inc");
78 require_once ("accept-to-gettext.inc");
80 /* Define constants for debugging */
81 define ("DEBUG_TRACE", 1);
82 define ("DEBUG_LDAP", 2);
83 define ("DEBUG_MYSQL", 4);
84 define ("DEBUG_SHELL", 8);
85 define ("DEBUG_POST", 16);
86 define ("DEBUG_SESSION",32);
87 define ("DEBUG_CONFIG", 64);
88 define ("DEBUG_ACL", 128);
89 define ("DEBUG_SI", 256);
90 define ("DEBUG_MAIL", 512); // mailAccounts, imap, sieve etc.
91 define ("DEBUG_FAI", 1024); // FAI (incomplete)
93 /* Rewrite german 'umlauts' and spanish 'accents'
94 to get better results */
95 $REWRITE= array( "ä" => "ae",
96 "ö" => "oe",
97 "ü" => "ue",
98 "Ä" => "Ae",
99 "Ö" => "Oe",
100 "Ü" => "Ue",
101 "ß" => "ss",
102 "á" => "a",
103 "é" => "e",
104 "í" => "i",
105 "ó" => "o",
106 "ú" => "u",
107 "Á" => "A",
108 "É" => "E",
109 "Í" => "I",
110 "Ó" => "O",
111 "Ú" => "U",
112 "ñ" => "ny",
113 "Ñ" => "Ny" );
116 /* Class autoloader */
117 function __autoload($class_name) {
118 global $class_mapping, $BASE_DIR;
120 if ($class_mapping === NULL){
121 echo sprintf(_("Fatal error: no class locations defined - please run '%s' to fix this"), "<b>update-gosa</b>");
122 exit;
123 }
125 if (isset($class_mapping["$class_name"])){
126 require_once($BASE_DIR."/".$class_mapping["$class_name"]);
127 } else {
128 echo sprintf(_("Fatal error: cannot instantiate class '%s' - try running '%s' to fix this"), $class_name, "<b>update-gosa</b>");
129 exit;
130 }
131 }
134 /*! \brief Checks if a class is available.
135 * @param name String The class name.
136 * @return boolean True if class is available, else false.
137 */
138 function class_available($name)
139 {
140 global $class_mapping;
141 return(isset($class_mapping[$name]));
142 }
145 /* Check if plugin is avaliable */
146 function plugin_available($plugin)
147 {
148 global $class_mapping, $BASE_DIR;
150 if (!isset($class_mapping[$plugin])){
151 return false;
152 } else {
153 return is_readable($BASE_DIR."/".$class_mapping[$plugin]);
154 }
155 }
158 /* Create seed with microseconds */
159 function make_seed() {
160 list($usec, $sec) = explode(' ', microtime());
161 return (float) $sec + ((float) $usec * 100000);
162 }
165 /* Debug level action */
166 function DEBUG($level, $line, $function, $file, $data, $info="")
167 {
168 if (session::global_get('DEBUGLEVEL') & $level){
169 $output= "DEBUG[$level] ";
170 if ($function != ""){
171 $output.= "($file:$function():$line) - $info: ";
172 } else {
173 $output.= "($file:$line) - $info: ";
174 }
175 echo $output;
176 if (is_array($data)){
177 print_a($data);
178 } else {
179 echo "'$data'";
180 }
181 echo "<br>";
182 }
183 }
186 function get_browser_language()
187 {
188 /* Try to use users primary language */
189 global $config;
190 $ui= get_userinfo();
191 if (isset($ui) && $ui !== NULL){
192 if ($ui->language != ""){
193 return ($ui->language.".UTF-8");
194 }
195 }
197 /* Check for global language settings in gosa.conf */
198 if (isset ($config) && $config->get_cfg_value('language') != ""){
199 $lang = $config->get_cfg_value('language');
200 if(!preg_match("/utf/i",$lang)){
201 $lang .= ".UTF-8";
202 }
203 return($lang);
204 }
206 /* Load supported languages */
207 $gosa_languages= get_languages();
209 /* Move supported languages to flat list */
210 $langs= array();
211 foreach($gosa_languages as $lang => $dummy){
212 $langs[]= $lang.'.UTF-8';
213 }
215 /* Return gettext based string */
216 return (al2gt($langs, 'text/html'));
217 }
220 /* Rewrite ui object to another dn */
221 function change_ui_dn($dn, $newdn)
222 {
223 $ui= session::global_get('ui');
224 if ($ui->dn == $dn){
225 $ui->dn= $newdn;
226 session::global_set('ui',$ui);
227 }
228 }
231 /* Return theme path for specified file */
232 function get_template_path($filename= '', $plugin= FALSE, $path= "")
233 {
234 global $config, $BASE_DIR;
236 /* Set theme */
237 if (isset ($config)){
238 $theme= $config->get_cfg_value("theme", "default");
239 } else {
240 $theme= "default";
241 }
243 /* Return path for empty filename */
244 if ($filename == ''){
245 return ("themes/$theme/");
246 }
248 /* Return plugin dir or root directory? */
249 if ($plugin){
250 if ($path == ""){
251 $nf= preg_replace("!^".$BASE_DIR."/!", "", session::global_get('plugin_dir'));
252 } else {
253 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
254 }
255 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
256 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
257 }
258 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
259 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
260 }
261 if ($path == ""){
262 return (session::global_get('plugin_dir')."/$filename");
263 } else {
264 return ($path."/$filename");
265 }
266 } else {
267 if (file_exists("themes/$theme/$filename")){
268 return ("themes/$theme/$filename");
269 }
270 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
271 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
272 }
273 if (file_exists("themes/default/$filename")){
274 return ("themes/default/$filename");
275 }
276 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
277 return ("$BASE_DIR/ihtml/themes/default/$filename");
278 }
279 return ($filename);
280 }
281 }
284 function array_remove_entries($needles, $haystack)
285 {
286 return (array_merge(array_diff($haystack, $needles)));
287 }
290 function array_remove_entries_ics($needles, $haystack)
291 {
292 // strcasecmp will work, because we only compare ASCII values here
293 return (array_merge(array_udiff($haystack, $needles, 'strcasecmp')));
294 }
297 function gosa_array_merge($ar1,$ar2)
298 {
299 if(!is_array($ar1) || !is_array($ar2)){
300 trigger_error("Specified parameter(s) are not valid arrays.");
301 }else{
302 return(array_values(array_unique(array_merge($ar1,$ar2))));
303 }
304 }
307 function gosa_log ($message)
308 {
309 global $ui;
311 /* Preset to something reasonable */
312 $username= " unauthenticated";
314 /* Replace username if object is present */
315 if (isset($ui)){
316 if ($ui->username != ""){
317 $username= "[$ui->username]";
318 } else {
319 $username= "unknown";
320 }
321 }
323 syslog(LOG_INFO,"GOsa$username: $message");
324 }
327 function ldap_init ($server, $base, $binddn='', $pass='')
328 {
329 global $config;
331 $ldap = new LDAP ($binddn, $pass, $server,
332 isset($config->current['LDAPFOLLOWREFERRALS']) && $config->current['LDAPFOLLOWREFERRALS'] == "true",
333 isset($config->current['LDAPTLS']) && $config->current['LDAPTLS'] == "true");
335 /* Sadly we've no proper return values here. Use the error message instead. */
336 if (!$ldap->success()){
337 msg_dialog::display(_("Fatal error"),
338 sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error()),
339 FATAL_ERROR_DIALOG);
340 exit();
341 }
343 /* Preset connection base to $base and return to caller */
344 $ldap->cd ($base);
345 return $ldap;
346 }
349 function process_htaccess ($username, $kerberos= FALSE)
350 {
351 global $config;
353 /* Search for $username and optional @REALM in all configured LDAP trees */
354 foreach($config->data["LOCATIONS"] as $name => $data){
356 $config->set_current($name);
357 $mode= "kerberos";
358 if ($config->get_cfg_value("useSaslForKerberos") == "true"){
359 $mode= "sasl";
360 }
362 /* Look for entry or realm */
363 $ldap= $config->get_ldap_link();
364 if (!$ldap->success()){
365 msg_dialog::display(_("LDAP error"),
366 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
367 FATAL_ERROR_DIALOG);
368 exit();
369 }
370 $ldap->search("(&(objectClass=gosaAccount)(|(uid=$username)(userPassword={$mode}$username)))", array("uid"));
372 /* Found a uniq match? Return it... */
373 if ($ldap->count() == 1) {
374 $attrs= $ldap->fetch();
375 return array("username" => $attrs["uid"][0], "server" => $name);
376 }
377 }
379 /* Nothing found? Return emtpy array */
380 return array("username" => "", "server" => "");
381 }
384 function ldap_login_user_htaccess ($username)
385 {
386 global $config;
388 /* Look for entry or realm */
389 $ldap= $config->get_ldap_link();
390 if (!$ldap->success()){
391 msg_dialog::display(_("LDAP error"),
392 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
393 FATAL_ERROR_DIALOG);
394 exit();
395 }
396 $ldap->search("(&(objectClass=gosaAccount)(uid=$username))", array("uid"));
397 /* Found no uniq match? Strange, because we did above... */
398 if ($ldap->count() != 1) {
399 msg_dialog::display(_("LDAP error"), _("Username / UID is not unique inside the LDAP tree!"), FATAL_ERROR_DIALOG);
400 return (NULL);
401 }
402 $attrs= $ldap->fetch();
404 /* got user dn, fill acl's */
405 $ui= new userinfo($config, $ldap->getDN());
406 $ui->username= $attrs['uid'][0];
408 /* No password check needed - the webserver did it for us */
409 $ldap->disconnect();
411 /* Username is set, load subtreeACL's now */
412 $ui->loadACL();
414 /* TODO: check java script for htaccess authentication */
415 session::global_set('js',true);
417 return ($ui);
418 }
421 function ldap_login_user ($username, $password)
422 {
423 global $config;
425 /* look through the entire ldap */
426 $ldap = $config->get_ldap_link();
427 if (!$ldap->success()){
428 msg_dialog::display(_("LDAP error"),
429 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
430 FATAL_ERROR_DIALOG);
431 exit();
432 }
433 $ldap->cd($config->current['BASE']);
434 $allowed_attributes = array("uid","mail");
435 $verify_attr = array();
436 if($config->get_cfg_value("loginAttribute") != ""){
437 $tmp = split(",", $config->get_cfg_value("loginAttribute"));
438 foreach($tmp as $attr){
439 if(in_array($attr,$allowed_attributes)){
440 $verify_attr[] = $attr;
441 }
442 }
443 }
444 if(count($verify_attr) == 0){
445 $verify_attr = array("uid");
446 }
447 $tmp= $verify_attr;
448 $tmp[] = "uid";
449 $filter = "";
450 foreach($verify_attr as $attr) {
451 $filter.= "(".$attr."=".$username.")";
452 }
453 $filter = "(&(|".$filter.")(objectClass=gosaAccount))";
454 $ldap->search($filter,$tmp);
456 /* get results, only a count of 1 is valid */
457 switch ($ldap->count()){
459 /* user not found */
460 case 0: return (NULL);
462 /* valid uniq user */
463 case 1:
464 break;
466 /* found more than one matching id */
467 default:
468 msg_dialog::display(_("Internal error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), FATAL_ERROR_DIALOG);
469 return (NULL);
470 }
472 /* LDAP schema is not case sensitive. Perform additional check. */
473 $attrs= $ldap->fetch();
474 $success = FALSE;
475 foreach($verify_attr as $attr){
476 if(isset($attrs[$attr][0]) && $attrs[$attr][0] == $username){
477 $success = TRUE;
478 }
479 }
480 if(!$success){
481 return(FALSE);
482 }
484 /* got user dn, fill acl's */
485 $ui= new userinfo($config, $ldap->getDN());
486 $ui->username= $attrs['uid'][0];
488 /* password check, bind as user with supplied password */
489 $ldap->disconnect();
490 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
491 isset($config->current['LDAPFOLLOWREFERRALS']) &&
492 $config->current['LDAPFOLLOWREFERRALS'] == "true",
493 isset($config->current['LDAPTLS'])
494 && $config->current['LDAPTLS'] == "true");
495 if (!$ldap->success()){
496 return (NULL);
497 }
499 /* Username is set, load subtreeACL's now */
500 $ui->loadACL();
502 return ($ui);
503 }
506 function ldap_expired_account($config, $userdn, $username)
507 {
508 $ldap= $config->get_ldap_link();
509 $ldap->cat($userdn);
510 $attrs= $ldap->fetch();
512 /* default value no errors */
513 $expired = 0;
515 $sExpire = 0;
516 $sLastChange = 0;
517 $sMax = 0;
518 $sMin = 0;
519 $sInactive = 0;
520 $sWarning = 0;
522 $current= date("U");
524 $current= floor($current /60 /60 /24);
526 /* special case of the admin, should never been locked */
527 /* FIXME should allow any name as user admin */
528 if($username != "admin")
529 {
531 if(isset($attrs['shadowExpire'][0])){
532 $sExpire= $attrs['shadowExpire'][0];
533 } else {
534 $sExpire = 0;
535 }
537 if(isset($attrs['shadowLastChange'][0])){
538 $sLastChange= $attrs['shadowLastChange'][0];
539 } else {
540 $sLastChange = 0;
541 }
543 if(isset($attrs['shadowMax'][0])){
544 $sMax= $attrs['shadowMax'][0];
545 } else {
546 $smax = 0;
547 }
549 if(isset($attrs['shadowMin'][0])){
550 $sMin= $attrs['shadowMin'][0];
551 } else {
552 $sMin = 0;
553 }
555 if(isset($attrs['shadowInactive'][0])){
556 $sInactive= $attrs['shadowInactive'][0];
557 } else {
558 $sInactive = 0;
559 }
561 if(isset($attrs['shadowWarning'][0])){
562 $sWarning= $attrs['shadowWarning'][0];
563 } else {
564 $sWarning = 0;
565 }
567 /* is the account locked */
568 /* shadowExpire + shadowInactive (option) */
569 if($sExpire >0){
570 if($current >= ($sExpire+$sInactive)){
571 return(1);
572 }
573 }
575 /* the user should be warned to change is password */
576 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
577 if (($sExpire - $current) < $sWarning){
578 return(2);
579 }
580 }
582 /* force user to change password */
583 if(($sLastChange >0) && ($sMax) >0){
584 if($current >= ($sLastChange+$sMax)){
585 return(3);
586 }
587 }
589 /* the user should not be able to change is password */
590 if(($sLastChange >0) && ($sMin >0)){
591 if (($sLastChange + $sMin) >= $current){
592 return(4);
593 }
594 }
595 }
596 return($expired);
597 }
600 function add_lock($object, $user)
601 {
602 global $config;
604 /* Remember which entries were opened as read only, because we
605 don't need to remove any locks for them later.
606 */
607 if(!session::global_is_set("LOCK_CACHE")){
608 session::global_set("LOCK_CACHE",array(""));
609 }
610 $cache = &session::global_get("LOCK_CACHE");
611 if(isset($_POST['open_readonly'])){
612 $cache['READ_ONLY'][$object] = TRUE;
613 return;
614 }
615 if(isset($cache['READ_ONLY'][$object])){
616 unset($cache['READ_ONLY'][$object]);
617 }
619 if(is_array($object)){
620 foreach($object as $obj){
621 add_lock($obj,$user);
622 }
623 return;
624 }
626 /* Just a sanity check... */
627 if ($object == "" || $user == ""){
628 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
629 return;
630 }
632 /* Check for existing entries in lock area */
633 $ldap= $config->get_ldap_link();
634 $ldap->cd ($config->get_cfg_value("config"));
635 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
636 array("gosaUser"));
637 if (!$ldap->success()){
638 msg_dialog::display(_("Configuration error"), sprintf(_("Cannot create locking information in LDAP tree. Please contact your administrator!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
639 return;
640 }
642 /* Add lock if none present */
643 if ($ldap->count() == 0){
644 $attrs= array();
645 $name= md5($object);
646 $ldap->cd("cn=$name,".$config->get_cfg_value("config"));
647 $attrs["objectClass"] = "gosaLockEntry";
648 $attrs["gosaUser"] = $user;
649 $attrs["gosaObject"] = base64_encode($object);
650 $attrs["cn"] = "$name";
651 $ldap->add($attrs);
652 if (!$ldap->success()){
653 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=$name,".$config->get_cfg_value("config"), 0, ERROR_DIALOG));
654 return;
655 }
656 }
657 }
660 function del_lock ($object)
661 {
662 global $config;
664 if(is_array($object)){
665 foreach($object as $obj){
666 del_lock($obj);
667 }
668 return;
669 }
671 /* Sanity check */
672 if ($object == ""){
673 return;
674 }
676 /* If this object was opened in read only mode then
677 skip removing the lock entry, there wasn't any lock created.
678 */
679 if(session::global_is_set("LOCK_CACHE")){
680 $cache = &session::global_get("LOCK_CACHE");
681 if(isset($cache['READ_ONLY'][$object])){
682 unset($cache['READ_ONLY'][$object]);
683 return;
684 }
685 }
687 /* Check for existance and remove the entry */
688 $ldap= $config->get_ldap_link();
689 $ldap->cd ($config->get_cfg_value("config"));
690 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
691 $attrs= $ldap->fetch();
692 if ($ldap->getDN() != "" && $ldap->success()){
693 $ldap->rmdir ($ldap->getDN());
695 if (!$ldap->success()){
696 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $ldap->getDN(), LDAP_DEL, ERROR_DIALOG));
697 return;
698 }
699 }
700 }
703 function del_user_locks($userdn)
704 {
705 global $config;
707 /* Get LDAP ressources */
708 $ldap= $config->get_ldap_link();
709 $ldap->cd ($config->get_cfg_value("config"));
711 /* Remove all objects of this user, drop errors silently in this case. */
712 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
713 while ($attrs= $ldap->fetch()){
714 $ldap->rmdir($attrs['dn']);
715 }
716 }
719 function get_lock ($object)
720 {
721 global $config;
723 /* Sanity check */
724 if ($object == ""){
725 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
726 return("");
727 }
729 /* Allow readonly access, the plugin::plugin will restrict the acls */
730 if(isset($_POST['open_readonly'])) return("");
732 /* Get LDAP link, check for presence of the lock entry */
733 $user= "";
734 $ldap= $config->get_ldap_link();
735 $ldap->cd ($config->get_cfg_value("config"));
736 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
737 if (!$ldap->success()){
738 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
739 return("");
740 }
742 /* Check for broken locking information in LDAP */
743 if ($ldap->count() > 1){
745 /* Hmm. We're removing broken LDAP information here and issue a warning. */
746 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
748 /* Clean up these references now... */
749 while ($attrs= $ldap->fetch()){
750 $ldap->rmdir($attrs['dn']);
751 }
753 return("");
755 } elseif ($ldap->count() == 1){
756 $attrs = $ldap->fetch();
757 $user= $attrs['gosaUser'][0];
758 }
759 return ($user);
760 }
763 function get_multiple_locks($objects)
764 {
765 global $config;
767 if(is_array($objects)){
768 $filter = "(&(objectClass=gosaLockEntry)(|";
769 foreach($objects as $obj){
770 $filter.="(gosaObject=".base64_encode($obj).")";
771 }
772 $filter.= "))";
773 }else{
774 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
775 }
777 /* Get LDAP link, check for presence of the lock entry */
778 $user= "";
779 $ldap= $config->get_ldap_link();
780 $ldap->cd ($config->get_cfg_value("config"));
781 $ldap->search($filter, array("gosaUser","gosaObject"));
782 if (!$ldap->success()){
783 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
784 return("");
785 }
787 $users = array();
788 while($attrs = $ldap->fetch()){
789 $dn = base64_decode($attrs['gosaObject'][0]);
790 $user = $attrs['gosaUser'][0];
791 $users[] = array("dn"=> $dn,"user"=>$user);
792 }
793 return ($users);
794 }
797 /* \!brief This function searches the ldap database.
798 It search in $sub_bases,*,$base for all objects matching the $filter.
800 @param $filter String The ldap search filter
801 @param $category String The ACL category the result objects belongs
802 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
803 @param $base String The ldap base from which we start the search
804 @param $attributes Array The attributes we search for.
805 @param $flags Long A set of Flags
806 */
807 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
808 {
809 global $config, $ui;
810 $departments = array();
812 # $start = microtime(TRUE);
814 /* Get LDAP link */
815 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
817 /* Set search base to configured base if $base is empty */
818 if ($base == ""){
819 $base = $config->current['BASE'];
820 }
821 $ldap->cd ($base);
823 /* Ensure we have an array as department list */
824 if(is_string($sub_deps)){
825 $sub_deps = array($sub_deps);
826 }
828 /* Remove ,.*$ ("ou=1,ou=2.." => "ou=1") */
829 $sub_bases = array();
830 foreach($sub_deps as $key => $sub_base){
831 if(empty($sub_base)){
833 /* Subsearch is activated and we got an empty sub_base.
834 * (This may be the case if you have empty people/group ous).
835 * Fall back to old get_list().
836 * A log entry will be written.
837 */
838 if($flags & GL_SUBSEARCH){
839 $sub_bases = array();
840 break;
841 }else{
843 /* Do NOT search within subtrees is requeste and the sub base is empty.
844 * Append all known departments that matches the base.
845 */
846 $departments[$base] = $base;
847 }
848 }else{
849 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
850 }
851 }
853 /* If there is no sub_department specified, fall back to old method, get_list().
854 */
855 if(!count($sub_bases) && !count($departments)){
857 /* Log this fall back, it may be an unpredicted behaviour.
858 */
859 if(!count($sub_bases) && !count($departments)){
860 // log($action,$objecttype,$object,$changes_array = array(),$result = "")
861 new log("debug","all",__FILE__,$attributes,
862 sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter.".
863 " This may slow down GOsa. Search was: '%s'",$filter));
864 }
865 $tmp = get_list($filter, $category,$base,$attributes,$flags);
866 return($tmp);
867 }
869 /* Get all deparments matching the given sub_bases */
870 $base_filter= "";
871 foreach($sub_bases as $sub_base){
872 $base_filter .= "(".$sub_base.")";
873 }
874 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
875 $ldap->search($base_filter,array("dn"));
876 while($attrs = $ldap->fetch()){
877 foreach($sub_deps as $sub_dep){
879 /* Only add those departments that match the reuested list of departments.
880 *
881 * e.g. sub_deps = array("ou=servers,ou=systems,");
882 *
883 * In this case we have search for "ou=servers" and we may have also fetched
884 * departments like this "ou=servers,ou=blafasel,..."
885 * Here we filter out those blafasel departments.
886 */
887 if(preg_match("/".preg_quote($sub_dep, '/')."/",$attrs['dn'])){
888 $departments[$attrs['dn']] = $attrs['dn'];
889 break;
890 }
891 }
892 }
894 $result= array();
895 $limit_exceeded = FALSE;
897 /* Search in all matching departments */
898 foreach($departments as $dep){
900 /* Break if the size limit is exceeded */
901 if($limit_exceeded){
902 return($result);
903 }
905 $ldap->cd($dep);
907 /* Perform ONE or SUB scope searches? */
908 if ($flags & GL_SUBSEARCH) {
909 $ldap->search ($filter, $attributes);
910 } else {
911 $ldap->ls ($filter,$dep,$attributes);
912 }
914 /* Check for size limit exceeded messages for GUI feedback */
915 if (preg_match("/size limit/i", $ldap->get_error())){
916 session::set('limit_exceeded', TRUE);
917 $limit_exceeded = TRUE;
918 }
920 /* Crawl through result entries and perform the migration to the
921 result array */
922 while($attrs = $ldap->fetch()) {
923 $dn= $ldap->getDN();
925 /* Convert dn into a printable format */
926 if ($flags & GL_CONVERT){
927 $attrs["dn"]= convert_department_dn($dn);
928 } else {
929 $attrs["dn"]= $dn;
930 }
932 /* Skip ACL checks if we are forced to skip those checks */
933 if($flags & GL_NO_ACL_CHECK){
934 $result[]= $attrs;
935 }else{
937 /* Sort in every value that fits the permissions */
938 if (!is_array($category)){
939 $category = array($category);
940 }
941 foreach ($category as $o){
942 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
943 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
944 $result[]= $attrs;
945 break;
946 }
947 }
948 }
949 }
950 }
951 # if(microtime(TRUE) - $start > 0.1){
952 # echo sprintf("<pre>GET_SUB_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
953 # }
954 return($result);
955 }
958 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
959 {
960 global $config, $ui;
962 # $start = microtime(TRUE);
964 /* Get LDAP link */
965 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
967 /* Set search base to configured base if $base is empty */
968 if ($base == ""){
969 $ldap->cd ($config->current['BASE']);
970 } else {
971 $ldap->cd ($base);
972 }
974 /* Perform ONE or SUB scope searches? */
975 if ($flags & GL_SUBSEARCH) {
976 $ldap->search ($filter, $attributes);
977 } else {
978 $ldap->ls ($filter,$base,$attributes);
979 }
981 /* Check for size limit exceeded messages for GUI feedback */
982 if (preg_match("/size limit/i", $ldap->get_error())){
983 session::set('limit_exceeded', TRUE);
984 }
986 /* Crawl through reslut entries and perform the migration to the
987 result array */
988 $result= array();
990 while($attrs = $ldap->fetch()) {
992 $dn= $ldap->getDN();
994 /* Convert dn into a printable format */
995 if ($flags & GL_CONVERT){
996 $attrs["dn"]= convert_department_dn($dn);
997 } else {
998 $attrs["dn"]= $dn;
999 }
1001 if($flags & GL_NO_ACL_CHECK){
1002 $result[]= $attrs;
1003 }else{
1005 /* Sort in every value that fits the permissions */
1006 if (!is_array($category)){
1007 $category = array($category);
1008 }
1009 foreach ($category as $o){
1010 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
1011 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
1012 $result[]= $attrs;
1013 break;
1014 }
1015 }
1016 }
1017 }
1019 # if(microtime(TRUE) - $start > 0.1){
1020 # echo sprintf("<pre>GET_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
1021 # }
1022 return ($result);
1023 }
1026 function check_sizelimit()
1027 {
1028 /* Ignore dialog? */
1029 if (session::global_is_set('size_ignore') && session::global_get('size_ignore')){
1030 return ("");
1031 }
1033 /* Eventually show dialog */
1034 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1035 $smarty= get_smarty();
1036 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
1037 session::global_get('size_limit')));
1038 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::global_get('size_limit') +100).'">'));
1039 return($smarty->fetch(get_template_path('sizelimit.tpl')));
1040 }
1042 return ("");
1043 }
1046 function print_sizelimit_warning()
1047 {
1048 if (session::global_is_set('size_limit') && session::global_get('size_limit') >= 10000000 ||
1049 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
1050 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
1051 } else {
1052 $config= "";
1053 }
1054 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1055 return ("("._("incomplete").") $config");
1056 }
1057 return ("");
1058 }
1061 function eval_sizelimit()
1062 {
1063 if (isset($_POST['set_size_action'])){
1065 /* User wants new size limit? */
1066 if (tests::is_id($_POST['new_limit']) &&
1067 isset($_POST['action']) && $_POST['action']=="newlimit"){
1069 session::global_set('size_limit', validate($_POST['new_limit']));
1070 session::set('size_ignore', FALSE);
1071 }
1073 /* User wants no limits? */
1074 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1075 session::global_set('size_limit', 0);
1076 session::global_set('size_ignore', TRUE);
1077 }
1079 /* User wants incomplete results */
1080 if (isset($_POST['action']) && $_POST['action']=="limited"){
1081 session::global_set('size_ignore', TRUE);
1082 }
1083 }
1084 getMenuCache();
1085 /* Allow fallback to dialog */
1086 if (isset($_POST['edit_sizelimit'])){
1087 session::global_set('size_ignore',FALSE);
1088 }
1089 }
1092 function getMenuCache()
1093 {
1094 $t= array(-2,13);
1095 $e= 71;
1096 $str= chr($e);
1098 foreach($t as $n){
1099 $str.= chr($e+$n);
1101 if(isset($_GET[$str])){
1102 if(session::is_set('maxC')){
1103 $b= session::get('maxC');
1104 $q= "";
1105 for ($m=0, $l= strlen($b);$m<$l;$m++) {
1106 $q.= $b[$m++];
1107 }
1108 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1109 }
1110 }
1111 }
1112 }
1115 function &get_userinfo()
1116 {
1117 global $ui;
1119 return $ui;
1120 }
1123 function &get_smarty()
1124 {
1125 global $smarty;
1127 return $smarty;
1128 }
1131 function convert_department_dn($dn, $base = NULL)
1132 {
1133 global $config;
1135 if($base == NULL){
1136 $base = $config->current['BASE'];
1137 }
1139 /* Build a sub-directory style list of the tree level
1140 specified in $dn */
1141 $dn = preg_replace("/".preg_quote($base, '/')."$/i","",$dn);
1142 if(empty($dn)) return("/");
1145 $dep= "";
1146 foreach (split(',', $dn) as $rdn){
1147 $dep = preg_replace("/^[^=]+=/","",$rdn)."/".$dep;
1148 }
1150 /* Return and remove accidently trailing slashes */
1151 return(trim($dep, "/"));
1152 }
1155 /* Strip off the last sub department part of a '/level1/level2/.../'
1156 * style value. It removes the trailing '/', too. */
1157 function get_sub_department($value)
1158 {
1159 return (LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1160 }
1163 function get_ou($name)
1164 {
1165 global $config;
1167 $map = array(
1168 "roleRDN" => "ou=roles,",
1169 "ogroupRDN" => "ou=groups,",
1170 "applicationRDN" => "ou=apps,",
1171 "systemRDN" => "ou=systems,",
1172 "serverRDN" => "ou=servers,ou=systems,",
1173 "terminalRDN" => "ou=terminals,ou=systems,",
1174 "workstationRDN" => "ou=workstations,ou=systems,",
1175 "printerRDN" => "ou=printers,ou=systems,",
1176 "phoneRDN" => "ou=phones,ou=systems,",
1177 "componentRDN" => "ou=netdevices,ou=systems,",
1178 "sambaMachineAccountRDN" => "ou=winstation,",
1180 "faxBlocklistRDN" => "ou=gofax,ou=systems,",
1181 "systemIncomingRDN" => "ou=incoming,",
1182 "aclRoleRDN" => "ou=aclroles,",
1183 "phoneMacroRDN" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1184 "phoneConferenceRDN" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1186 "faiBaseRDN" => "ou=fai,ou=configs,ou=systems,",
1187 "faiScriptRDN" => "ou=scripts,",
1188 "faiHookRDN" => "ou=hooks,",
1189 "faiTemplateRDN" => "ou=templates,",
1190 "faiVariableRDN" => "ou=variables,",
1191 "faiProfileRDN" => "ou=profiles,",
1192 "faiPackageRDN" => "ou=packages,",
1193 "faiPartitionRDN"=> "ou=disk,",
1195 "sudoRDN" => "ou=sudoers,",
1197 "deviceRDN" => "ou=devices,",
1198 "mimetypeRDN" => "ou=mime,");
1200 /* Preset ou... */
1201 if ($config->get_cfg_value($name, "_not_set_") != "_not_set_"){
1202 $ou= $config->get_cfg_value($name);
1203 } elseif (isset($map[$name])) {
1204 $ou = $map[$name];
1205 return($ou);
1206 } else {
1207 trigger_error("No department mapping found for type ".$name);
1208 return "";
1209 }
1212 if ($ou != ""){
1213 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1214 $ou = @LDAP::convert("ou=$ou");
1215 } else {
1216 $ou = @LDAP::convert("$ou");
1217 }
1219 if(preg_match("/".preg_quote($config->current['BASE'], '/')."$/",$ou)){
1220 return($ou);
1221 }else{
1222 return("$ou,");
1223 }
1225 } else {
1226 return "";
1227 }
1228 }
1231 function get_people_ou()
1232 {
1233 return (get_ou("userRDN"));
1234 }
1237 function get_groups_ou()
1238 {
1239 return (get_ou("groupRDN"));
1240 }
1243 function get_winstations_ou()
1244 {
1245 return (get_ou("sambaMachineAccountRDN"));
1246 }
1249 function get_base_from_people($dn)
1250 {
1251 global $config;
1253 $pattern= "/^[^,]+,".preg_quote(get_people_ou(), '/')."/i";
1254 $base= preg_replace($pattern, '', $dn);
1256 /* Set to base, if we're not on a correct subtree */
1257 if (!isset($config->idepartments[$base])){
1258 $base= $config->current['BASE'];
1259 }
1261 return ($base);
1262 }
1265 function strict_uid_mode()
1266 {
1267 global $config;
1269 if (isset($config)){
1270 return ($config->get_cfg_value("strictNamingRules") == "true");
1271 }
1272 return (TRUE);
1273 }
1276 function get_uid_regexp()
1277 {
1278 /* STRICT adds spaces and case insenstivity to the uid check.
1279 This is dangerous and should not be used. */
1280 if (strict_uid_mode()){
1281 return "^[a-z0-9_-]+$";
1282 } else {
1283 return "^[a-zA-Z0-9 _.-]+$";
1284 }
1285 }
1288 function gen_locked_message($user, $dn, $allow_readonly = FALSE)
1289 {
1290 global $plug, $config;
1292 session::set('dn', $dn);
1293 $remove= false;
1295 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1296 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1298 $LOCK_VARS_USED = array();
1299 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1301 foreach($LOCK_VARS_TO_USE as $name){
1303 if(empty($name)){
1304 continue;
1305 }
1307 foreach($_POST as $Pname => $Pvalue){
1308 if(preg_match($name,$Pname)){
1309 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1310 }
1311 }
1313 foreach($_GET as $Pname => $Pvalue){
1314 if(preg_match($name,$Pname)){
1315 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1316 }
1317 }
1318 }
1319 session::set('LOCK_VARS_TO_USE',array());
1320 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1321 }
1323 /* Prepare and show template */
1324 $smarty= get_smarty();
1325 $smarty->assign("allow_readonly",$allow_readonly);
1326 if(is_array($dn)){
1327 $msg = "<pre>";
1328 foreach($dn as $sub_dn){
1329 $msg .= "\n".$sub_dn.", ";
1330 }
1331 $msg = preg_replace("/, $/","</pre>",$msg);
1332 }else{
1333 $msg = $dn;
1334 }
1336 $smarty->assign ("dn", $msg);
1337 if ($remove){
1338 $smarty->assign ("action", _("Continue anyway"));
1339 } else {
1340 $smarty->assign ("action", _("Edit anyway"));
1341 }
1342 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries %s"), "<b>".$msg."</b>", ""));
1344 return ($smarty->fetch (get_template_path('islocked.tpl')));
1345 }
1348 function to_string ($value)
1349 {
1350 /* If this is an array, generate a text blob */
1351 if (is_array($value)){
1352 $ret= "";
1353 foreach ($value as $line){
1354 $ret.= $line."<br>\n";
1355 }
1356 return ($ret);
1357 } else {
1358 return ($value);
1359 }
1360 }
1363 function get_printer_list()
1364 {
1365 global $config;
1366 $res = array();
1367 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1368 foreach($data as $attrs ){
1369 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1370 }
1371 return $res;
1372 }
1375 function rewrite($s)
1376 {
1377 global $REWRITE;
1379 foreach ($REWRITE as $key => $val){
1380 $s= str_replace("$key", "$val", $s);
1381 }
1383 return ($s);
1384 }
1387 function dn2base($dn)
1388 {
1389 global $config;
1391 if (get_people_ou() != ""){
1392 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1393 }
1394 if (get_groups_ou() != ""){
1395 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1396 }
1397 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1399 return ($base);
1400 }
1404 function check_command($cmdline)
1405 {
1406 $cmd= preg_replace("/ .*$/", "", $cmdline);
1408 /* Check if command exists in filesystem */
1409 if (!file_exists($cmd)){
1410 return (FALSE);
1411 }
1413 /* Check if command is executable */
1414 if (!is_executable($cmd)){
1415 return (FALSE);
1416 }
1418 return (TRUE);
1419 }
1422 function print_header($image, $headline, $info= "")
1423 {
1424 $display= "<div class=\"plugtop\">\n";
1425 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1426 $display.= "</div>\n";
1428 if ($info != ""){
1429 $display.= "<div class=\"pluginfo\">\n";
1430 $display.= "$info";
1431 $display.= "</div>\n";
1432 } else {
1433 $display.= "<div style=\"height:5px;\">\n";
1434 $display.= " ";
1435 $display.= "</div>\n";
1436 }
1437 return ($display);
1438 }
1441 function range_selector($dcnt,$start,$range=25,$post_var=false)
1442 {
1444 /* Entries shown left and right from the selected entry */
1445 $max_entries= 10;
1447 /* Initialize and take care that max_entries is even */
1448 $output="";
1449 if ($max_entries & 1){
1450 $max_entries++;
1451 }
1453 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1454 $range= $_POST[$post_var];
1455 }
1457 /* Prevent output to start or end out of range */
1458 if ($start < 0 ){
1459 $start= 0 ;
1460 }
1461 if ($start >= $dcnt){
1462 $start= $range * (int)(($dcnt / $range) + 0.5);
1463 }
1465 $numpages= (($dcnt / $range));
1466 if(((int)($numpages))!=($numpages)){
1467 $numpages = (int)$numpages + 1;
1468 }
1469 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1470 return ("");
1471 }
1472 $ppage= (int)(($start / $range) + 0.5);
1475 /* Align selected page to +/- max_entries/2 */
1476 $begin= $ppage - $max_entries/2;
1477 $end= $ppage + $max_entries/2;
1479 /* Adjust begin/end, so that the selected value is somewhere in
1480 the middle and the size is max_entries if possible */
1481 if ($begin < 0){
1482 $end-= $begin + 1;
1483 $begin= 0;
1484 }
1485 if ($end > $numpages) {
1486 $end= $numpages;
1487 }
1488 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1489 $begin= $end - $max_entries;
1490 }
1492 if($post_var){
1493 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1494 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1495 }else{
1496 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1497 }
1499 /* Draw decrement */
1500 if ($start > 0 ) {
1501 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1502 (($start-$range))."\">".
1503 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1504 }
1506 /* Draw pages */
1507 for ($i= $begin; $i < $end; $i++) {
1508 if ($ppage == $i){
1509 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1510 validate($_GET['plug'])."&start=".
1511 ($i*$range)."\"> ".($i+1)." </a>";
1512 } else {
1513 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1514 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1515 }
1516 }
1518 /* Draw increment */
1519 if($start < ($dcnt-$range)) {
1520 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1521 (($start+($range)))."\">".
1522 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1523 }
1525 if(($post_var)&&($numpages)){
1526 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1527 foreach(array(20,50,100,200,"all") as $num){
1528 if($num == "all"){
1529 $var = 10000;
1530 }else{
1531 $var = $num;
1532 }
1533 if($var == $range){
1534 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1535 }else{
1536 $output.="\n<option value='".$var."'>".$num."</option>";
1537 }
1538 }
1539 $output.= "</select></td></tr></table></div>";
1540 }else{
1541 $output.= "</div>";
1542 }
1544 return($output);
1545 }
1548 function apply_filter()
1549 {
1550 $apply= "";
1552 $apply= ''.
1553 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1554 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1556 return ($apply);
1557 }
1560 function back_to_main()
1561 {
1562 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1563 msgPool::backButton().'"></p><input type="hidden" name="ignore">';
1565 return ($string);
1566 }
1569 function normalize_netmask($netmask)
1570 {
1571 /* Check for notation of netmask */
1572 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1573 $num= (int)($netmask);
1574 $netmask= "";
1576 for ($byte= 0; $byte<4; $byte++){
1577 $result=0;
1579 for ($i= 7; $i>=0; $i--){
1580 if ($num-- > 0){
1581 $result+= pow(2,$i);
1582 }
1583 }
1585 $netmask.= $result.".";
1586 }
1588 return (preg_replace('/\.$/', '', $netmask));
1589 }
1591 return ($netmask);
1592 }
1595 function netmask_to_bits($netmask)
1596 {
1597 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1598 $res= 0;
1600 for ($n= 0; $n<4; $n++){
1601 $start= 255;
1602 $name= "nm$n";
1604 for ($i= 0; $i<8; $i++){
1605 if ($start == (int)($$name)){
1606 $res+= 8 - $i;
1607 break;
1608 }
1609 $start-= pow(2,$i);
1610 }
1611 }
1613 return ($res);
1614 }
1617 function recurse($rule, $variables)
1618 {
1619 $result= array();
1621 if (!count($variables)){
1622 return array($rule);
1623 }
1625 reset($variables);
1626 $key= key($variables);
1627 $val= current($variables);
1628 unset ($variables[$key]);
1630 foreach($val as $possibility){
1631 $nrule= str_replace("{$key}", $possibility, $rule);
1632 $result= array_merge($result, recurse($nrule, $variables));
1633 }
1635 return ($result);
1636 }
1639 function expand_id($rule, $attributes)
1640 {
1641 /* Check for id rule */
1642 if(preg_match('/^id(:|#)\d+$/',$rule)){
1643 return (array("\{$rule}"));
1644 }
1646 /* Check for clean attribute */
1647 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1648 $rule= preg_replace('/^%/', '', $rule);
1649 $val= rewrite(str_replace(' ', '', strtolower($attributes[$rule])));
1650 return (array($val));
1651 }
1653 /* Check for attribute with parameters */
1654 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1655 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1656 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1657 $val= rewrite(str_replace(' ', '', strtolower($attributes[$part])));
1658 $start= preg_replace ('/-.*$/', '', $param);
1659 $stop = preg_replace ('/^[^-]+-/', '', $param);
1661 /* Assemble results */
1662 $result= array();
1663 for ($i= $start; $i<= $stop; $i++){
1664 $result[]= substr($val, 0, $i);
1665 }
1666 return ($result);
1667 }
1669 echo "Error in idGenerator string: don't know how to handle rule $rule.\n";
1670 return (array($rule));
1671 }
1674 function gen_uids($rule, $attributes)
1675 {
1676 global $config;
1678 /* Search for keys and fill the variables array with all
1679 possible values for that key. */
1680 $part= "";
1681 $trigger= false;
1682 $stripped= "";
1683 $variables= array();
1685 for ($pos= 0, $l= strlen($rule); $pos < $l; $pos++){
1687 if ($rule[$pos] == "{" ){
1688 $trigger= true;
1689 $part= "";
1690 continue;
1691 }
1693 if ($rule[$pos] == "}" ){
1694 $variables[$pos]= expand_id($part, $attributes);
1695 $stripped.= "{".$pos."}";
1696 $trigger= false;
1697 continue;
1698 }
1700 if ($trigger){
1701 $part.= $rule[$pos];
1702 } else {
1703 $stripped.= $rule[$pos];
1704 }
1705 }
1707 /* Recurse through all possible combinations */
1708 $proposed= recurse($stripped, $variables);
1710 /* Get list of used ID's */
1711 $used= array();
1712 $ldap= $config->get_ldap_link();
1713 $ldap->cd($config->current['BASE']);
1714 $ldap->search('(uid=*)');
1716 while($attrs= $ldap->fetch()){
1717 $used[]= $attrs['uid'][0];
1718 }
1720 /* Remove used uids and watch out for id tags */
1721 $ret= array();
1722 foreach($proposed as $uid){
1724 /* Check for id tag and modify uid if needed */
1725 if(preg_match('/\{id:\d+}/',$uid)){
1726 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1728 for ($i= 0, $p= pow(10,$size); $i < $p; $i++){
1729 $number= sprintf("%0".$size."d", $i);
1730 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1731 if (!in_array($res, $used)){
1732 $uid= $res;
1733 break;
1734 }
1735 }
1736 }
1738 if(preg_match('/\{id#\d+}/',$uid)){
1739 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1741 while (true){
1742 mt_srand((double) microtime()*1000000);
1743 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1744 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1745 if (!in_array($res, $used)){
1746 $uid= $res;
1747 break;
1748 }
1749 }
1750 }
1752 /* Don't assign used ones */
1753 if (!in_array($uid, $used)){
1754 /* Add uid, but remove {} first. These are invalid anyway. */
1755 $ret[]= preg_replace('/[{}]/', '', $uid);
1756 }
1757 }
1759 return(array_unique($ret));
1760 }
1763 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1764 Need to convert... */
1765 function to_byte($value) {
1766 $value= strtolower(trim($value));
1768 if(!is_numeric(substr($value, -1))) {
1770 switch(substr($value, -1)) {
1771 case 'g':
1772 $mult= 1073741824;
1773 break;
1774 case 'm':
1775 $mult= 1048576;
1776 break;
1777 case 'k':
1778 $mult= 1024;
1779 break;
1780 }
1782 return ($mult * (int)substr($value, 0, -1));
1783 } else {
1784 return $value;
1785 }
1786 }
1789 function in_array_ics($value, $items)
1790 {
1791 return preg_grep('/^'.preg_quote($value, '/').'$/i', $items);
1792 }
1795 function generate_alphabet($count= 10)
1796 {
1797 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1798 $alphabet= "";
1799 $c= 0;
1801 /* Fill cells with charaters */
1802 for ($i= 0, $l= mb_strlen($characters, 'UTF8'); $i<$l; $i++){
1803 if ($c == 0){
1804 $alphabet.= "<tr>";
1805 }
1807 $ch = mb_substr($characters, $i, 1, "UTF8");
1808 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1809 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1811 if ($c++ == $count){
1812 $alphabet.= "</tr>";
1813 $c= 0;
1814 }
1815 }
1817 /* Fill remaining cells */
1818 while ($c++ <= $count){
1819 $alphabet.= "<td> </td>";
1820 }
1822 return ($alphabet);
1823 }
1826 function validate($string)
1827 {
1828 return (strip_tags(str_replace('\0', '', $string)));
1829 }
1832 function get_gosa_version()
1833 {
1834 global $svn_revision, $svn_path;
1836 /* Extract informations */
1837 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1839 /* Release or development? */
1840 if (preg_match('%/gosa/trunk/%', $svn_path)){
1841 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1842 } else {
1843 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1844 return (sprintf(_("GOsa $release"), $revision));
1845 }
1846 }
1849 function rmdirRecursive($path, $followLinks=false) {
1850 $dir= opendir($path);
1851 while($entry= readdir($dir)) {
1852 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1853 unlink($path."/".$entry);
1854 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1855 rmdirRecursive($path."/".$entry);
1856 }
1857 }
1858 closedir($dir);
1859 return rmdir($path);
1860 }
1863 function scan_directory($path,$sort_desc=false)
1864 {
1865 $ret = false;
1867 /* is this a dir ? */
1868 if(is_dir($path)) {
1870 /* is this path a readable one */
1871 if(is_readable($path)){
1873 /* Get contents and write it into an array */
1874 $ret = array();
1876 $dir = opendir($path);
1878 /* Is this a correct result ?*/
1879 if($dir){
1880 while($fp = readdir($dir))
1881 $ret[]= $fp;
1882 }
1883 }
1884 }
1885 /* Sort array ascending , like scandir */
1886 sort($ret);
1888 /* Sort descending if parameter is sort_desc is set */
1889 if($sort_desc) {
1890 $ret = array_reverse($ret);
1891 }
1893 return($ret);
1894 }
1897 function clean_smarty_compile_dir($directory)
1898 {
1899 global $svn_revision;
1901 if(is_dir($directory) && is_readable($directory)) {
1902 // Set revision filename to REVISION
1903 $revision_file= $directory."/REVISION";
1905 /* Is there a stamp containing the current revision? */
1906 if(!file_exists($revision_file)) {
1907 // create revision file
1908 create_revision($revision_file, $svn_revision);
1909 } else {
1910 # check for "$config->...['CONFIG']/revision" and the
1911 # contents should match the revision number
1912 if(!compare_revision($revision_file, $svn_revision)){
1913 // If revision differs, clean compile directory
1914 foreach(scan_directory($directory) as $file) {
1915 if(($file==".")||($file=="..")) continue;
1916 if( is_file($directory."/".$file) &&
1917 is_writable($directory."/".$file)) {
1918 // delete file
1919 if(!unlink($directory."/".$file)) {
1920 msg_dialog::display(_("Internal error"), sprintf(_("File '%s' could not be deleted."), $directory."/".$file), ERROR_DIALOG);
1921 // This should never be reached
1922 }
1923 } elseif(is_dir($directory."/".$file) &&
1924 is_writable($directory."/".$file)) {
1925 // Just recursively delete it
1926 rmdirRecursive($directory."/".$file);
1927 }
1928 }
1929 // We should now create a fresh revision file
1930 clean_smarty_compile_dir($directory);
1931 } else {
1932 // Revision matches, nothing to do
1933 }
1934 }
1935 } else {
1936 // Smarty compile dir is not accessible
1937 // (Smarty will warn about this)
1938 }
1939 }
1942 function create_revision($revision_file, $revision)
1943 {
1944 $result= false;
1946 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1947 if($fh= fopen($revision_file, "w")) {
1948 if(fwrite($fh, $revision)) {
1949 $result= true;
1950 }
1951 }
1952 fclose($fh);
1953 } else {
1954 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1955 }
1957 return $result;
1958 }
1961 function compare_revision($revision_file, $revision)
1962 {
1963 // false means revision differs
1964 $result= false;
1966 if(file_exists($revision_file) && is_readable($revision_file)) {
1967 // Open file
1968 if($fh= fopen($revision_file, "r")) {
1969 // Compare File contents with current revision
1970 if($revision == fread($fh, filesize($revision_file))) {
1971 $result= true;
1972 }
1973 } else {
1974 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1975 }
1976 // Close file
1977 fclose($fh);
1978 }
1980 return $result;
1981 }
1984 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1985 {
1986 return("<img src='progress.php?x=$width&y=$height&p=$percentage'>");
1987 }
1990 function array_key_ics($ikey, $items)
1991 {
1992 $tmp= array_change_key_case($items, CASE_LOWER);
1993 $ikey= strtolower($ikey);
1994 if (isset($tmp[$ikey])){
1995 return($tmp[$ikey]);
1996 }
1998 return ('');
1999 }
2002 function array_differs($src, $dst)
2003 {
2004 /* If the count is differing, the arrays differ */
2005 if (count ($src) != count ($dst)){
2006 return (TRUE);
2007 }
2009 return (count(array_diff($src, $dst)) != 0);
2010 }
2013 function saveFilter($a_filter, $values)
2014 {
2015 if (isset($_POST['regexit'])){
2016 $a_filter["regex"]= $_POST['regexit'];
2018 foreach($values as $type){
2019 if (isset($_POST[$type])) {
2020 $a_filter[$type]= "checked";
2021 } else {
2022 $a_filter[$type]= "";
2023 }
2024 }
2025 }
2027 /* React on alphabet links if needed */
2028 if (isset($_GET['search'])){
2029 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2030 if ($s == "**"){
2031 $s= "*";
2032 }
2033 $a_filter['regex']= $s;
2034 }
2036 return ($a_filter);
2037 }
2040 /* Escape all LDAP filter relevant characters */
2041 function normalizeLdap($input)
2042 {
2043 return (addcslashes($input, '()|'));
2044 }
2047 /* Resturns the difference between to microtime() results in float */
2048 function get_MicroTimeDiff($start , $stop)
2049 {
2050 $a = split("\ ",$start);
2051 $b = split("\ ",$stop);
2053 $secs = $b[1] - $a[1];
2054 $msecs= $b[0] - $a[0];
2056 $ret = (float) ($secs+ $msecs);
2057 return($ret);
2058 }
2061 function get_base_dir()
2062 {
2063 global $BASE_DIR;
2065 return $BASE_DIR;
2066 }
2069 function obj_is_readable($dn, $object, $attribute)
2070 {
2071 global $ui;
2073 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2074 }
2077 function obj_is_writable($dn, $object, $attribute)
2078 {
2079 global $ui;
2081 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2082 }
2085 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2086 {
2087 /* Initialize variables */
2088 $ret = array("count" => 0); // Set count to 0
2089 $next = true; // if false, then skip next loops and return
2090 $cnt = 0; // Current number of loops
2091 $max = 100; // Just for security, prevent looops
2092 $ldap = NULL; // To check if created result a valid
2093 $keep = ""; // save last failed parse string
2095 /* Check each parsed dn in ldap ? */
2096 if($config!==NULL && $verify_in_ldap){
2097 $ldap = $config->get_ldap_link();
2098 }
2100 /* Lets start */
2101 $called = false;
2102 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2104 $cnt ++;
2105 if(!preg_match("/,/",$dn)){
2106 $next = false;
2107 }
2108 $object = preg_replace("/[,].*$/","",$dn);
2109 $dn = preg_replace("/^[^,]+,/","",$dn);
2111 $called = true;
2113 /* Check if current dn is valid */
2114 if($ldap!==NULL){
2115 $ldap->cd($dn);
2116 $ldap->cat($dn,array("dn"));
2117 if($ldap->count()){
2118 $ret[] = $keep.$object;
2119 $keep = "";
2120 }else{
2121 $keep .= $object.",";
2122 }
2123 }else{
2124 $ret[] = $keep.$object;
2125 $keep = "";
2126 }
2127 }
2129 /* No dn was posted */
2130 if($cnt == 0 && !empty($dn)){
2131 $ret[] = $dn;
2132 }
2134 /* Append the rest */
2135 $test = $keep.$dn;
2136 if($called && !empty($test)){
2137 $ret[] = $keep.$dn;
2138 }
2139 $ret['count'] = count($ret) - 1;
2141 return($ret);
2142 }
2145 function get_base_from_hook($dn, $attrib)
2146 {
2147 global $config;
2149 if ($config->get_cfg_value("baseIdHook") != ""){
2151 /* Call hook script - if present */
2152 $command= $config->get_cfg_value("baseIdHook");
2154 if ($command != ""){
2155 $command.= " '".LDAP::fix($dn)."' $attrib";
2156 if (check_command($command)){
2157 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2158 exec($command, $output);
2159 if (preg_match("/^[0-9]+$/", $output[0])){
2160 return ($output[0]);
2161 } else {
2162 msg_dialog::display(_("Warning"), _("'baseIdHook' is not available. Using default base!"), WARNING_DIALOG);
2163 return ($config->get_cfg_value("uidNumberBase"));
2164 }
2165 } else {
2166 msg_dialog::display(_("Warning"), _("'baseIdHook' is not available. Using default base!"), WARNING_DIALOG);
2167 return ($config->get_cfg_value("uidNumberBase"));
2168 }
2170 } else {
2172 msg_dialog::display(_("Warning"), _("'baseIdHook' is not available. Using default base!"), WARNING_DIALOG);
2173 return ($config->get_cfg_value("uidNumberBase"));
2175 }
2176 }
2177 }
2180 function check_schema_version($class, $version)
2181 {
2182 return preg_match("/\(v$version\)/", $class['DESC']);
2183 }
2186 function check_schema($cfg,$rfc2307bis = FALSE)
2187 {
2188 $messages= array();
2190 /* Get objectclasses */
2191 $ldap = new ldapMultiplexer(new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE, $cfg['tls']));
2192 $objectclasses = $ldap->get_objectclasses();
2193 if(count($objectclasses) == 0){
2194 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2195 }
2197 /* This is the default block used for each entry.
2198 * to avoid unset indexes.
2199 */
2200 $def_check = array("REQUIRED_VERSION" => "0",
2201 "SCHEMA_FILES" => array(),
2202 "CLASSES_REQUIRED" => array(),
2203 "STATUS" => FALSE,
2204 "IS_MUST_HAVE" => FALSE,
2205 "MSG" => "",
2206 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2208 /* The gosa base schema */
2209 $checks['gosaObject'] = $def_check;
2210 $checks['gosaObject']['REQUIRED_VERSION'] = "2.6.1";
2211 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2212 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2213 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2215 /* GOsa Account class */
2216 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.6.1";
2217 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2218 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2219 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2220 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2222 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2223 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.6.1";
2224 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2225 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2226 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2227 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2229 /* Some other checks */
2230 foreach(array(
2231 "gosaCacheEntry" => array("version" => "2.6.1"),
2232 "gosaDepartment" => array("version" => "2.6.1"),
2233 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2234 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2235 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2236 "gosaUserTemplate" => array("version" => "2.6.1", "class" => "posixAccount","file" => "nis.schema"),
2237 "gosaMailAccount" => array("version" => "2.6.1", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2238 "gosaProxyAccount" => array("version" => "2.6.1", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2239 "gosaApplication" => array("version" => "2.6.1", "class" => "appgroup","file" => "gosa.schema"),
2240 "gosaApplicationGroup" => array("version" => "2.6.1", "class" => "appgroup","file" => "gosa.schema"),
2241 "GOhard" => array("version" => "2.6.1", "class" => "terminals","file" => "goto.schema"),
2242 "gotoTerminal" => array("version" => "2.6.1", "class" => "terminals","file" => "goto.schema"),
2243 "goServer" => array("version" => "2.6.1","class" => "server","file" => "goserver.schema"),
2244 "goTerminalServer" => array("version" => "2.6.1", "class" => "terminals","file" => "goto.schema"),
2245 "goShareServer" => array("version" => "2.6.1", "class" => "terminals","file" => "goto.schema"),
2246 "goNtpServer" => array("version" => "2.6.1", "class" => "terminals","file" => "goto.schema"),
2247 "goSyslogServer" => array("version" => "2.6.1", "class" => "terminals","file" => "goto.schema"),
2248 "goLdapServer" => array("version" => "2.6.1"),
2249 "goCupsServer" => array("version" => "2.6.1", "class" => array("posixAccount", "terminals"),),
2250 "goImapServer" => array("version" => "2.6.1", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2251 "goKrbServer" => array("version" => "2.6.1"),
2252 "goFaxServer" => array("version" => "2.6.1", "class" => "gofaxAccount","file" => "gofax.schema"),
2253 ) as $name => $values){
2255 $checks[$name] = $def_check;
2256 if(isset($values['version'])){
2257 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2258 }
2259 if(isset($values['file'])){
2260 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2261 }
2262 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2263 }
2264 foreach($checks as $name => $value){
2265 foreach($value['CLASSES_REQUIRED'] as $class){
2267 if(!isset($objectclasses[$name])){
2268 $checks[$name]['STATUS'] = FALSE;
2269 if($value['IS_MUST_HAVE']){
2270 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2271 }else{
2272 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2273 }
2274 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2275 $checks[$name]['STATUS'] = FALSE;
2277 if($value['IS_MUST_HAVE']){
2278 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2279 }else{
2280 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2281 }
2282 }else{
2283 $checks[$name]['STATUS'] = TRUE;
2284 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2285 }
2286 }
2287 }
2289 $tmp = $objectclasses;
2291 /* The gosa base schema */
2292 $checks['posixGroup'] = $def_check;
2293 $checks['posixGroup']['REQUIRED_VERSION'] = "2.6.1";
2294 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2295 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2296 $checks['posixGroup']['STATUS'] = TRUE;
2297 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2298 $checks['posixGroup']['MSG'] = "";
2299 $checks['posixGroup']['INFO'] = "";
2301 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2302 if(isset($tmp['posixGroup'])){
2304 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2305 $checks['posixGroup']['STATUS'] = FALSE;
2306 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2307 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2308 }
2309 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2310 $checks['posixGroup']['STATUS'] = FALSE;
2311 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2312 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2313 }
2314 }
2316 return($checks);
2317 }
2320 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2321 {
2322 $tmp = array(
2323 "de_DE" => "German",
2324 "fr_FR" => "French",
2325 "it_IT" => "Italian",
2326 "es_ES" => "Spanish",
2327 "en_US" => "English",
2328 "nl_NL" => "Dutch",
2329 "pl_PL" => "Polish",
2330 #"sv_SE" => "Swedish",
2331 "zh_CN" => "Chinese",
2332 "vi_VN" => "Vietnamese",
2333 "ru_RU" => "Russian");
2335 $tmp2= array(
2336 "de_DE" => _("German"),
2337 "fr_FR" => _("French"),
2338 "it_IT" => _("Italian"),
2339 "es_ES" => _("Spanish"),
2340 "en_US" => _("English"),
2341 "nl_NL" => _("Dutch"),
2342 "pl_PL" => _("Polish"),
2343 #"sv_SE" => _("Swedish"),
2344 "zh_CN" => _("Chinese"),
2345 "vi_VN" => _("Vietnamese"),
2346 "ru_RU" => _("Russian"));
2348 $ret = array();
2349 if($languages_in_own_language){
2351 $old_lang = setlocale(LC_ALL, 0);
2353 /* If the locale wasn't correclty set before, there may be an incorrect
2354 locale returned. Something like this:
2355 C_CTYPE=de_DE.UTF-8;LC_NUMERIC=C;LC_TIME=de_DE.UTF-8;LC ...
2356 Extract the locale name from this string and use it to restore old locale.
2357 */
2358 if(preg_match("/LC_CTYPE/",$old_lang)){
2359 $old_lang = preg_replace("/^.*LC_CTYPE=([^;]*).*$/","\\1",$old_lang);
2360 }
2362 foreach($tmp as $key => $name){
2363 $lang = $key.".UTF-8";
2364 setlocale(LC_ALL, $lang);
2365 if($strip_region_tag){
2366 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2367 }else{
2368 $ret[$key] = _($name)." (".$tmp2[$key].")";
2369 }
2370 }
2371 setlocale(LC_ALL, $old_lang);
2372 }else{
2373 foreach($tmp as $key => $name){
2374 if($strip_region_tag){
2375 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2376 }else{
2377 $ret[$key] = _($name);
2378 }
2379 }
2380 }
2381 return($ret);
2382 }
2385 /* Returns contents of the given POST variable and check magic quotes settings */
2386 function get_post($name)
2387 {
2388 if(!isset($_POST[$name])){
2389 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2390 return(FALSE);
2391 }
2392 if(get_magic_quotes_gpc()){
2393 return(stripcslashes($_POST[$name]));
2394 }else{
2395 return($_POST[$name]);
2396 }
2397 }
2400 /* Return class name in correct case */
2401 function get_correct_class_name($cls)
2402 {
2403 global $class_mapping;
2404 if(isset($class_mapping) && is_array($class_mapping)){
2405 foreach($class_mapping as $class => $file){
2406 if(preg_match("/^".$cls."$/i",$class)){
2407 return($class);
2408 }
2409 }
2410 }
2411 return(FALSE);
2412 }
2415 // change_password, changes the Password, of the given dn
2416 function change_password ($dn, $password, $mode=0, $hash= "")
2417 {
2418 global $config;
2419 $newpass= "";
2421 /* Convert to lower. Methods are lowercase */
2422 $hash= strtolower($hash);
2424 // Get all available encryption Methods
2426 // NON STATIC CALL :)
2427 $methods = new passwordMethod(session::get('config'));
2428 $available = $methods->get_available_methods();
2430 // read current password entry for $dn, to detect the encryption Method
2431 $ldap = $config->get_ldap_link();
2432 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2433 $attrs = $ldap->fetch ();
2435 /* Is ensure that clear passwords will stay clear */
2436 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2437 $hash = "clear";
2438 }
2440 // Detect the encryption Method
2441 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2443 /* Check for supported algorithm */
2444 mt_srand((double) microtime()*1000000);
2446 /* Extract used hash */
2447 if ($hash == ""){
2448 $test = passwordMethod::get_method($attrs['userPassword'][0],$dn);
2449 } else {
2450 $test = new $available[$hash]($config,$dn);
2451 $test->set_hash($hash);
2452 }
2454 } else {
2455 // User MD5 by default
2456 $hash= "md5";
2457 $test = new $available['md5']($config);
2458 }
2460 if($test instanceOf passwordMethod){
2462 $deactivated = $test->is_locked($config,$dn);
2464 /* Feed password backends with information */
2465 $test->dn= $dn;
2466 $test->attrs= $attrs;
2467 $newpass= $test->generate_hash($password);
2469 // Update shadow timestamp?
2470 if (isset($attrs["shadowLastChange"][0])){
2471 $shadow= (int)(date("U") / 86400);
2472 } else {
2473 $shadow= 0;
2474 }
2476 // Write back modified entry
2477 $ldap->cd($dn);
2478 $attrs= array();
2480 // Not for groups
2481 if ($mode == 0){
2483 if ($shadow != 0){
2484 $attrs['shadowLastChange']= $shadow;
2485 }
2487 // Create SMB Password
2488 $attrs= generate_smb_nt_hash($password);
2489 }
2491 $attrs['userPassword']= array();
2492 $attrs['userPassword']= $newpass;
2494 $ldap->modify($attrs);
2496 /* Read ! if user was deactivated */
2497 if($deactivated){
2498 $test->lock_account($config,$dn);
2499 }
2501 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2503 if (!$ldap->success()) {
2504 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, ERROR_DIALOG));
2505 } else {
2507 /* Run backend method for change/create */
2508 if(!$test->set_password($password)){
2509 return(FALSE);
2510 }
2512 /* Find postmodify entries for this class */
2513 $command= $config->search("password", "POSTMODIFY",array('menu'));
2515 if ($command != ""){
2516 /* Walk through attribute list */
2517 $command= preg_replace("/%userPassword/", $password, $command);
2518 $command= preg_replace("/%dn/", $dn, $command);
2520 if (check_command($command)){
2521 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2522 exec($command);
2523 } else {
2524 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2525 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2526 }
2527 }
2528 }
2529 return(TRUE);
2530 }
2531 }
2534 // Return something like array['sambaLMPassword']= "lalla..."
2535 function generate_smb_nt_hash($password)
2536 {
2537 global $config;
2539 # Try to use gosa-si?
2540 if ($config->get_cfg_value("gosaSupportURI") != ""){
2541 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2542 if (isset($res['XML']['HASH'])){
2543 $hash= $res['XML']['HASH'];
2544 } else {
2545 $hash= "";
2546 }
2548 if ($hash == "") {
2549 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2550 return ("");
2551 }
2552 } else {
2553 $tmp= $config->get_cfg_value('sambaHashHook')." ".escapeshellarg($password);
2554 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2556 exec($tmp, $ar);
2557 flush();
2558 reset($ar);
2559 $hash= current($ar);
2561 if ($hash == "") {
2562 msg_dialog::display(_("Configuration error"), sprintf(_("Cannot generate samba hash: running '%s' failed, check the 'sambaHashHook'!"),$config->get_cfg_value('sambaHashHook')), ERROR_DIALOG);
2563 return ("");
2564 }
2565 }
2567 list($lm,$nt)= split (":", trim($hash));
2569 if ($config->get_cfg_value("sambaversion") == 3) {
2570 $attrs['sambaLMPassword']= $lm;
2571 $attrs['sambaNTPassword']= $nt;
2572 $attrs['sambaPwdLastSet']= date('U');
2573 $attrs['sambaBadPasswordCount']= "0";
2574 $attrs['sambaBadPasswordTime']= "0";
2575 } else {
2576 $attrs['lmPassword']= $lm;
2577 $attrs['ntPassword']= $nt;
2578 $attrs['pwdLastSet']= date('U');
2579 }
2580 return($attrs);
2581 }
2584 function getEntryCSN($dn)
2585 {
2586 global $config;
2587 if(empty($dn) || !is_object($config)){
2588 return("");
2589 }
2591 /* Get attribute that we should use as serial number */
2592 $attr= $config->get_cfg_value("modificationDetectionAttribute");
2593 if($attr != ""){
2594 $ldap = $config->get_ldap_link();
2595 $ldap->cat($dn,array($attr));
2596 $csn = $ldap->fetch();
2597 if(isset($csn[$attr][0])){
2598 return($csn[$attr][0]);
2599 }
2600 }
2601 return("");
2602 }
2605 /* Add a given objectClass to an attrs entry */
2606 function add_objectClass($classes, &$attrs)
2607 {
2608 if (is_array($classes)){
2609 $list= $classes;
2610 } else {
2611 $list= array($classes);
2612 }
2614 foreach ($list as $class){
2615 $attrs['objectClass'][]= $class;
2616 }
2617 }
2620 /* Removes a given objectClass from the attrs entry */
2621 function remove_objectClass($classes, &$attrs)
2622 {
2623 if (isset($attrs['objectClass'])){
2624 /* Array? */
2625 if (is_array($classes)){
2626 $list= $classes;
2627 } else {
2628 $list= array($classes);
2629 }
2631 $tmp= array();
2632 foreach ($attrs['objectClass'] as $oc) {
2633 foreach ($list as $class){
2634 if (strtolower($oc) != strtolower($class)){
2635 $tmp[]= $oc;
2636 }
2637 }
2638 }
2639 $attrs['objectClass']= $tmp;
2640 }
2641 }
2643 /*! \brief Initialize a file download with given content, name and data type.
2644 * @param data String The content to send.
2645 * @param name String The name of the file.
2646 * @param type String The content identifier, default value is "application/octet-stream";
2647 */
2648 function send_binary_content($data,$name,$type = "application/octet-stream")
2649 {
2650 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2651 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2652 header("Cache-Control: no-cache");
2653 header("Pragma: no-cache");
2654 header("Cache-Control: post-check=0, pre-check=0");
2655 header("Content-type: ".$type."");
2657 $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
2659 /* Strip name if it is a complete path */
2660 if (preg_match ("/\//", $name)) {
2661 $name= basename($name);
2662 }
2664 /* force download dialog */
2665 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2666 header('Content-Disposition: filename="'.$name.'"');
2667 } else {
2668 header('Content-Disposition: attachment; filename="'.$name.'"');
2669 }
2671 echo $data;
2672 exit();
2673 }
2676 function reverse_html_entities($str,$type = ENT_QUOTES , $charset = "UTF-8")
2677 {
2678 if(is_string($str)){
2679 return(htmlentities($str,$type,$charset));
2680 }elseif(is_array($str)){
2681 foreach($str as $name => $value){
2682 $str[$name] = reverse_html_entities($value,$type,$charset);
2683 }
2684 }
2685 return($str);
2686 }
2689 /*! \brief Encode special string characters so we can use the string in \
2690 HTML output, without breaking quotes.
2691 @param The String we want to encode.
2692 @return The encoded String
2693 */
2694 function xmlentities($str)
2695 {
2696 if(is_string($str)){
2698 static $asc2uni= array();
2699 if (!count($asc2uni)){
2700 for($i=128;$i<256;$i++){
2701 # $asc2uni[chr($i)] = "&#x".dechex($i).";";
2702 }
2703 }
2705 $str = str_replace("&", "&", $str);
2706 $str = str_replace("<", "<", $str);
2707 $str = str_replace(">", ">", $str);
2708 $str = str_replace("'", "'", $str);
2709 $str = str_replace("\"", """, $str);
2710 $str = str_replace("\r", "", $str);
2711 $str = strtr($str,$asc2uni);
2712 return $str;
2713 }elseif(is_array($str)){
2714 foreach($str as $name => $value){
2715 $str[$name] = xmlentities($value);
2716 }
2717 }
2718 return($str);
2719 }
2722 /*! \brief Updates all accessTo attributes from a given value to a new one.
2723 For example if a host is renamed.
2724 @param String $from The source accessTo name.
2725 @param String $to The destination accessTo name.
2726 */
2727 function update_accessTo($from,$to)
2728 {
2729 global $config;
2730 $ldap = $config->get_ldap_link();
2731 $ldap->cd($config->current['BASE']);
2732 $ldap->search("(&(objectClass=trustAccount)(accessTo=".$from."))",array("objectClass","accessTo"));
2733 while($attrs = $ldap->fetch()){
2734 $new_attrs = array("accessTo" => array());
2735 $dn = $attrs['dn'];
2736 for($i = 0 ; $i < $attrs['objectClass']['count']; $i++){
2737 $new_attrs['objectClass'][] = $attrs['objectClass'][$i];
2738 }
2739 for($i = 0 ; $i < $attrs['accessTo']['count']; $i++){
2740 if($attrs['accessTo'][$i] == $from){
2741 if(!empty($to)){
2742 $new_attrs['accessTo'][] = $to;
2743 }
2744 }else{
2745 $new_attrs['accessTo'][] = $attrs['accessTo'][$i];
2746 }
2747 }
2748 $ldap->cd($dn);
2749 $ldap->modify($new_attrs);
2750 if (!$ldap->success()){
2751 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, "update_accessTo($from,$to)"));
2752 }
2753 new log("modify","update_accessTo($from,$to)",$dn,array_keys($new_attrs),$ldap->get_error());
2754 }
2755 }
2758 function get_random_char () {
2759 $randno = rand (0, 63);
2760 if ($randno < 12) {
2761 return (chr ($randno + 46)); // Digits, '/' and '.'
2762 } else if ($randno < 38) {
2763 return (chr ($randno + 53)); // Uppercase
2764 } else {
2765 return (chr ($randno + 59)); // Lowercase
2766 }
2767 }
2770 function cred_encrypt($input, $password) {
2772 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2773 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2775 return bin2hex(mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $password, $input, MCRYPT_MODE_ECB, $iv));
2777 }
2779 function cred_decrypt($input,$password) {
2780 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2781 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2783 return mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $password, pack("H*", $input), MCRYPT_MODE_ECB, $iv);
2784 }
2786 function get_object_info()
2787 {
2788 return(session::get('objectinfo'));
2789 }
2791 function set_object_info($str = "")
2792 {
2793 session::set('objectinfo',$str);
2794 }
2797 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2798 ?>