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: $$Id$$
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.2.5
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: https://oss.gonicus.de/repositories/gosa/trunk/gosa-core/include/functions.inc $';
73 $svn_revision = '$Revision: 9246 $';
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);
91 /* Rewrite german 'umlauts' and spanish 'accents'
92 to get better results */
93 $REWRITE= array( "ä" => "ae",
94 "ö" => "oe",
95 "ü" => "ue",
96 "Ä" => "Ae",
97 "Ö" => "Oe",
98 "Ü" => "Ue",
99 "ß" => "ss",
100 "á" => "a",
101 "é" => "e",
102 "í" => "i",
103 "ó" => "o",
104 "ú" => "u",
105 "Á" => "A",
106 "É" => "E",
107 "Í" => "I",
108 "Ó" => "O",
109 "Ú" => "U",
110 "ñ" => "ny",
111 "Ñ" => "Ny" );
114 /* Class autoloader */
115 function __autoload($class_name) {
116 global $class_mapping, $BASE_DIR;
118 if ($class_mapping === NULL){
119 echo sprintf(_("Fatal error: no class locations defined - please run '%s' to fix this"), "<b>update-gosa</b>");
120 exit;
121 }
123 if (isset($class_mapping["$class_name"])){
124 require_once($BASE_DIR."/".$class_mapping["$class_name"]);
125 } else {
126 echo sprintf(_("Fatal error: cannot instantiate class '%s' - try running '%s' to fix this"), $class_name, "<b>update-gosa</b>");
127 exit;
128 }
129 }
132 /*! \brief Checks if a class is available.
133 * @param name String The class name.
134 * @return boolean True if class is available, else false.
135 */
136 function class_available($name)
137 {
138 global $class_mapping;
139 return(isset($class_mapping[$name]));
140 }
143 /* Check if plugin is avaliable */
144 function plugin_available($plugin)
145 {
146 global $class_mapping, $BASE_DIR;
148 if (!isset($class_mapping[$plugin])){
149 return false;
150 } else {
151 return is_readable($BASE_DIR."/".$class_mapping[$plugin]);
152 }
153 }
156 /* Create seed with microseconds */
157 function make_seed() {
158 list($usec, $sec) = explode(' ', microtime());
159 return (float) $sec + ((float) $usec * 100000);
160 }
163 /* Debug level action */
164 function DEBUG($level, $line, $function, $file, $data, $info="")
165 {
166 if (session::get('DEBUGLEVEL') & $level){
167 $output= "DEBUG[$level] ";
168 if ($function != ""){
169 $output.= "($file:$function():$line) - $info: ";
170 } else {
171 $output.= "($file:$line) - $info: ";
172 }
173 echo $output;
174 if (is_array($data)){
175 print_a($data);
176 } else {
177 echo "'$data'";
178 }
179 echo "<br>";
180 }
181 }
184 function get_browser_language()
185 {
186 /* Try to use users primary language */
187 global $config;
188 $ui= get_userinfo();
189 if (isset($ui) && $ui !== NULL){
190 if ($ui->language != ""){
191 return ($ui->language.".UTF-8");
192 }
193 }
195 /* Check for global language settings in gosa.conf */
196 if (isset ($config) && $config->get_cfg_value('language') != ""){
197 $lang = $config->get_cfg_value('language');
198 if(!preg_match("/utf/i",$lang)){
199 $lang .= ".UTF-8";
200 }
201 return($lang);
202 }
204 /* Load supported languages */
205 $gosa_languages= get_languages();
207 /* Move supported languages to flat list */
208 $langs= array();
209 foreach($gosa_languages as $lang => $dummy){
210 $langs[]= $lang.'.UTF-8';
211 }
213 /* Return gettext based string */
214 return (al2gt($langs, 'text/html'));
215 }
218 /* Rewrite ui object to another dn */
219 function change_ui_dn($dn, $newdn)
220 {
221 $ui= session::get('ui');
222 if ($ui->dn == $dn){
223 $ui->dn= $newdn;
224 session::set('ui',$ui);
225 }
226 }
229 /* Return theme path for specified file */
230 function get_template_path($filename= '', $plugin= FALSE, $path= "")
231 {
232 global $config, $BASE_DIR;
234 /* Set theme */
235 if (isset ($config)){
236 $theme= $config->get_cfg_value("theme", "default");
237 } else {
238 $theme= "default";
239 }
241 /* Return path for empty filename */
242 if ($filename == ''){
243 return ("themes/$theme/");
244 }
246 /* Return plugin dir or root directory? */
247 if ($plugin){
248 if ($path == ""){
249 $nf= preg_replace("!^".$BASE_DIR."/!", "", session::get('plugin_dir'));
250 } else {
251 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
252 }
253 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
254 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
255 }
256 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
257 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
258 }
259 if ($path == ""){
260 return (session::get('plugin_dir')."/$filename");
261 } else {
262 return ($path."/$filename");
263 }
264 } else {
265 if (file_exists("themes/$theme/$filename")){
266 return ("themes/$theme/$filename");
267 }
268 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
269 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
270 }
271 if (file_exists("themes/default/$filename")){
272 return ("themes/default/$filename");
273 }
274 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
275 return ("$BASE_DIR/ihtml/themes/default/$filename");
276 }
277 return ($filename);
278 }
279 }
282 function array_remove_entries($needles, $haystack)
283 {
284 return (array_merge(array_diff($haystack, $needles)));
285 }
288 function array_remove_entries_ics($needles, $haystack)
289 {
290 // strcasecmp will work, because we only compare ASCII values here
291 return (array_merge(array_udiff($haystack, $needles, 'strcasecmp')));
292 }
295 function gosa_array_merge($ar1,$ar2)
296 {
297 if(!is_array($ar1) || !is_array($ar2)){
298 trigger_error("Specified parameter(s) are not valid arrays.");
299 }else{
300 return(array_values(array_unique(array_merge($ar1,$ar2))));
301 }
302 }
305 function gosa_log ($message)
306 {
307 global $ui;
309 /* Preset to something reasonable */
310 $username= " unauthenticated";
312 /* Replace username if object is present */
313 if (isset($ui)){
314 if ($ui->username != ""){
315 $username= "[$ui->username]";
316 } else {
317 $username= "unknown";
318 }
319 }
321 syslog(LOG_INFO,"GOsa$username: $message");
322 }
325 function ldap_init ($server, $base, $binddn='', $pass='')
326 {
327 global $config;
329 $ldap = new LDAP ($binddn, $pass, $server,
330 isset($config->current['LDAPFOLLOWREFERRALS']) && $config->current['LDAPFOLLOWREFERRALS'] == "true",
331 isset($config->current['LDAPTLS']) && $config->current['LDAPTLS'] == "true");
333 /* Sadly we've no proper return values here. Use the error message instead. */
334 if (!$ldap->success()){
335 msg_dialog::display(_("Fatal error"),
336 sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error()),
337 FATAL_ERROR_DIALOG);
338 exit();
339 }
341 /* Preset connection base to $base and return to caller */
342 $ldap->cd ($base);
343 return $ldap;
344 }
347 function process_htaccess ($username, $kerberos= FALSE)
348 {
349 global $config;
351 /* Search for $username and optional @REALM in all configured LDAP trees */
352 foreach($config->data["LOCATIONS"] as $name => $data){
354 $config->set_current($name);
355 $mode= "kerberos";
356 if ($config->get_cfg_value("useSaslForKerberos") == "true"){
357 $mode= "sasl";
358 }
360 /* Look for entry or realm */
361 $ldap= $config->get_ldap_link();
362 if (!$ldap->success()){
363 msg_dialog::display(_("LDAP error"),
364 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
365 FATAL_ERROR_DIALOG);
366 exit();
367 }
368 $ldap->search("(&(objectClass=gosaAccount)(|(uid=$username)(userPassword={$mode}$username)))", array("uid"));
370 /* Found a uniq match? Return it... */
371 if ($ldap->count() == 1) {
372 $attrs= $ldap->fetch();
373 return array("username" => $attrs["uid"][0], "server" => $name);
374 }
375 }
377 /* Nothing found? Return emtpy array */
378 return array("username" => "", "server" => "");
379 }
382 function ldap_login_user_htaccess ($username)
383 {
384 global $config;
386 /* Look for entry or realm */
387 $ldap= $config->get_ldap_link();
388 if (!$ldap->success()){
389 msg_dialog::display(_("LDAP error"),
390 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
391 FATAL_ERROR_DIALOG);
392 exit();
393 }
394 $ldap->search("(&(objectClass=gosaAccount)(uid=$username))", array("uid"));
395 /* Found no uniq match? Strange, because we did above... */
396 if ($ldap->count() != 1) {
397 msg_dialog::display(_("LDAP error"), _("Username / UID is not unique inside the LDAP tree!"), FATAL_ERROR_DIALOG);
398 return (NULL);
399 }
400 $attrs= $ldap->fetch();
402 /* got user dn, fill acl's */
403 $ui= new userinfo($config, $ldap->getDN());
404 $ui->username= $attrs['uid'][0];
406 /* No password check needed - the webserver did it for us */
407 $ldap->disconnect();
409 /* Username is set, load subtreeACL's now */
410 $ui->loadACL();
412 /* TODO: check java script for htaccess authentication */
413 session::set('js',true);
415 return ($ui);
416 }
419 function ldap_login_user ($username, $password)
420 {
421 global $config;
423 /* look through the entire ldap */
424 $ldap = $config->get_ldap_link();
425 if (!$ldap->success()){
426 msg_dialog::display(_("LDAP error"),
427 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
428 FATAL_ERROR_DIALOG);
429 exit();
430 }
431 $ldap->cd($config->current['BASE']);
432 $allowed_attributes = array("uid","mail");
433 $verify_attr = array();
434 if($config->get_cfg_value("loginAttribute") != ""){
435 $tmp = split(",", $config->get_cfg_value("loginAttribute"));
436 foreach($tmp as $attr){
437 if(in_array($attr,$allowed_attributes)){
438 $verify_attr[] = $attr;
439 }
440 }
441 }
442 if(count($verify_attr) == 0){
443 $verify_attr = array("uid");
444 }
445 $tmp= $verify_attr;
446 $tmp[] = "uid";
447 $filter = "";
448 foreach($verify_attr as $attr) {
449 $filter.= "(".$attr."=".$username.")";
450 }
451 $filter = "(&(|".$filter.")(objectClass=gosaAccount))";
452 $ldap->search($filter,$tmp);
454 /* get results, only a count of 1 is valid */
455 switch ($ldap->count()){
457 /* user not found */
458 case 0: return (NULL);
460 /* valid uniq user */
461 case 1:
462 break;
464 /* found more than one matching id */
465 default:
466 msg_dialog::display(_("Internal error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), FATAL_ERROR_DIALOG);
467 return (NULL);
468 }
470 /* LDAP schema is not case sensitive. Perform additional check. */
471 $attrs= $ldap->fetch();
472 $success = FALSE;
473 foreach($verify_attr as $attr){
474 if(isset($attrs[$attr][0]) && $attrs[$attr][0] == $username){
475 $success = TRUE;
476 }
477 }
478 if(!$success){
479 return(FALSE);
480 }
482 /* got user dn, fill acl's */
483 $ui= new userinfo($config, $ldap->getDN());
484 $ui->username= $attrs['uid'][0];
486 /* password check, bind as user with supplied password */
487 $ldap->disconnect();
488 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
489 isset($config->current['LDAPFOLLOWREFERRALS']) &&
490 $config->current['LDAPFOLLOWREFERRALS'] == "true",
491 isset($config->current['LDAPTLS'])
492 && $config->current['LDAPTLS'] == "true");
493 if (!$ldap->success()){
494 return (NULL);
495 }
497 /* Username is set, load subtreeACL's now */
498 $ui->loadACL();
500 return ($ui);
501 }
504 function ldap_expired_account($config, $userdn, $username)
505 {
506 $ldap= $config->get_ldap_link();
507 $ldap->cat($userdn);
508 $attrs= $ldap->fetch();
510 /* default value no errors */
511 $expired = 0;
513 $sExpire = 0;
514 $sLastChange = 0;
515 $sMax = 0;
516 $sMin = 0;
517 $sInactive = 0;
518 $sWarning = 0;
520 $current= date("U");
522 $current= floor($current /60 /60 /24);
524 /* special case of the admin, should never been locked */
525 /* FIXME should allow any name as user admin */
526 if($username != "admin")
527 {
529 if(isset($attrs['shadowExpire'][0])){
530 $sExpire= $attrs['shadowExpire'][0];
531 } else {
532 $sExpire = 0;
533 }
535 if(isset($attrs['shadowLastChange'][0])){
536 $sLastChange= $attrs['shadowLastChange'][0];
537 } else {
538 $sLastChange = 0;
539 }
541 if(isset($attrs['shadowMax'][0])){
542 $sMax= $attrs['shadowMax'][0];
543 } else {
544 $smax = 0;
545 }
547 if(isset($attrs['shadowMin'][0])){
548 $sMin= $attrs['shadowMin'][0];
549 } else {
550 $sMin = 0;
551 }
553 if(isset($attrs['shadowInactive'][0])){
554 $sInactive= $attrs['shadowInactive'][0];
555 } else {
556 $sInactive = 0;
557 }
559 if(isset($attrs['shadowWarning'][0])){
560 $sWarning= $attrs['shadowWarning'][0];
561 } else {
562 $sWarning = 0;
563 }
565 /* is the account locked */
566 /* shadowExpire + shadowInactive (option) */
567 if($sExpire >0){
568 if($current >= ($sExpire+$sInactive)){
569 return(1);
570 }
571 }
573 /* the user should be warned to change is password */
574 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
575 if (($sExpire - $current) < $sWarning){
576 return(2);
577 }
578 }
580 /* force user to change password */
581 if(($sLastChange >0) && ($sMax) >0){
582 if($current >= ($sLastChange+$sMax)){
583 return(3);
584 }
585 }
587 /* the user should not be able to change is password */
588 if(($sLastChange >0) && ($sMin >0)){
589 if (($sLastChange + $sMin) >= $current){
590 return(4);
591 }
592 }
593 }
594 return($expired);
595 }
598 function add_lock ($object, $user)
599 {
600 global $config;
602 if(is_array($object)){
603 foreach($object as $obj){
604 add_lock($obj,$user);
605 }
606 return;
607 }
609 /* Just a sanity check... */
610 if ($object == "" || $user == ""){
611 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
612 return;
613 }
615 /* Check for existing entries in lock area */
616 $ldap= $config->get_ldap_link();
617 $ldap->cd ($config->get_cfg_value("config"));
618 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
619 array("gosaUser"));
620 if (!$ldap->success()){
621 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>".$ldap->get_error()."</i>"), ERROR_DIALOG);
622 return;
623 }
625 /* Add lock if none present */
626 if ($ldap->count() == 0){
627 $attrs= array();
628 $name= md5($object);
629 $ldap->cd("cn=$name,".$config->get_cfg_value("config"));
630 $attrs["objectClass"] = "gosaLockEntry";
631 $attrs["gosaUser"] = $user;
632 $attrs["gosaObject"] = base64_encode($object);
633 $attrs["cn"] = "$name";
634 $ldap->add($attrs);
635 if (!$ldap->success()){
636 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=$name,".$config->get_cfg_value("config"), 0, ERROR_DIALOG));
637 return;
638 }
639 }
640 }
643 function del_lock ($object)
644 {
645 global $config;
647 if(is_array($object)){
648 foreach($object as $obj){
649 del_lock($obj);
650 }
651 return;
652 }
654 /* Sanity check */
655 if ($object == ""){
656 return;
657 }
659 /* Check for existance and remove the entry */
660 $ldap= $config->get_ldap_link();
661 $ldap->cd ($config->get_cfg_value("config"));
662 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
663 $attrs= $ldap->fetch();
664 if ($ldap->getDN() != "" && $ldap->success()){
665 $ldap->rmdir ($ldap->getDN());
667 if (!$ldap->success()){
668 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $ldap->getDN(), LDAP_DEL, ERROR_DIALOG));
669 return;
670 }
671 }
672 }
675 function del_user_locks($userdn)
676 {
677 global $config;
679 /* Get LDAP ressources */
680 $ldap= $config->get_ldap_link();
681 $ldap->cd ($config->get_cfg_value("config"));
683 /* Remove all objects of this user, drop errors silently in this case. */
684 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
685 while ($attrs= $ldap->fetch()){
686 $ldap->rmdir($attrs['dn']);
687 }
688 }
691 function get_lock ($object)
692 {
693 global $config;
695 /* Sanity check */
696 if ($object == ""){
697 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
698 return("");
699 }
701 /* Allow readonly access, the plugin::plugin will restrict the acls */
702 if(isset($_POST['open_readonly'])) return("");
704 /* Get LDAP link, check for presence of the lock entry */
705 $user= "";
706 $ldap= $config->get_ldap_link();
707 $ldap->cd ($config->get_cfg_value("config"));
708 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
709 if (!$ldap->success()){
710 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
711 return("");
712 }
714 /* Check for broken locking information in LDAP */
715 if ($ldap->count() > 1){
717 /* Hmm. We're removing broken LDAP information here and issue a warning. */
718 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
720 /* Clean up these references now... */
721 while ($attrs= $ldap->fetch()){
722 $ldap->rmdir($attrs['dn']);
723 }
725 return("");
727 } elseif ($ldap->count() == 1){
728 $attrs = $ldap->fetch();
729 $user= $attrs['gosaUser'][0];
730 }
731 return ($user);
732 }
735 function get_multiple_locks($objects)
736 {
737 global $config;
739 if(is_array($objects)){
740 $filter = "(&(objectClass=gosaLockEntry)(|";
741 foreach($objects as $obj){
742 $filter.="(gosaObject=".base64_encode($obj).")";
743 }
744 $filter.= "))";
745 }else{
746 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
747 }
749 /* Get LDAP link, check for presence of the lock entry */
750 $user= "";
751 $ldap= $config->get_ldap_link();
752 $ldap->cd ($config->get_cfg_value("config"));
753 $ldap->search($filter, array("gosaUser","gosaObject"));
754 if (!$ldap->success()){
755 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
756 return("");
757 }
759 $users = array();
760 while($attrs = $ldap->fetch()){
761 $dn = base64_decode($attrs['gosaObject'][0]);
762 $user = $attrs['gosaUser'][0];
763 $users[] = array("dn"=> $dn,"user"=>$user);
764 }
765 return ($users);
766 }
769 /* \!brief This function searches the ldap database.
770 It search in $sub_bases,*,$base for all objects matching the $filter.
772 @param $filter String The ldap search filter
773 @param $category String The ACL category the result objects belongs
774 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
775 @param $base String The ldap base from which we start the search
776 @param $attributes Array The attributes we search for.
777 @param $flags Long A set of Flags
778 */
779 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
780 {
781 global $config, $ui;
782 $departments = array();
784 # $start = microtime(TRUE);
786 /* Get LDAP link */
787 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
789 /* Set search base to configured base if $base is empty */
790 if ($base == ""){
791 $base = $config->current['BASE'];
792 }
793 $ldap->cd ($base);
795 /* Ensure we have an array as department list */
796 if(is_string($sub_deps)){
797 $sub_deps = array($sub_deps);
798 }
800 /* Remove ,.*$ ("ou=1,ou=2.." => "ou=1") */
801 $sub_bases = array();
802 foreach($sub_deps as $key => $sub_base){
803 if(empty($sub_base)){
805 /* Subsearch is activated and we got an empty sub_base.
806 * (This may be the case if you have empty people/group ous).
807 * Fall back to old get_list().
808 * A log entry will be written.
809 */
810 if($flags & GL_SUBSEARCH){
811 $sub_bases = array();
812 break;
813 }else{
815 /* Do NOT search within subtrees is requeste and the sub base is empty.
816 * Append all known departments that matches the base.
817 */
818 $departments[$base] = $base;
819 }
820 }else{
821 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
822 }
823 }
825 /* If there is no sub_department specified, fall back to old method, get_list().
826 */
827 if(!count($sub_bases) && !count($departments)){
829 /* Log this fall back, it may be an unpredicted behaviour.
830 */
831 if(!count($sub_bases) && !count($departments)){
832 // log($action,$objecttype,$object,$changes_array = array(),$result = "")
833 new log("debug","all",__FILE__,$attributes,
834 sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter.".
835 " This may slow down GOsa. Search was: '%s'",$filter));
836 }
837 $tmp = get_list($filter, $category,$base,$attributes,$flags);
838 return($tmp);
839 }
841 /* Get all deparments matching the given sub_bases */
842 $base_filter= "";
843 foreach($sub_bases as $sub_base){
844 $base_filter .= "(".$sub_base.")";
845 }
846 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
847 $ldap->search($base_filter,array("dn"));
848 while($attrs = $ldap->fetch()){
849 foreach($sub_deps as $sub_dep){
851 /* Only add those departments that match the reuested list of departments.
852 *
853 * e.g. sub_deps = array("ou=servers,ou=systems,");
854 *
855 * In this case we have search for "ou=servers" and we may have also fetched
856 * departments like this "ou=servers,ou=blafasel,..."
857 * Here we filter out those blafasel departments.
858 */
859 if(preg_match("/".preg_quote($sub_dep, '/')."/",$attrs['dn'])){
860 $departments[$attrs['dn']] = $attrs['dn'];
861 break;
862 }
863 }
864 }
866 $result= array();
867 $limit_exceeded = FALSE;
869 /* Search in all matching departments */
870 foreach($departments as $dep){
872 /* Break if the size limit is exceeded */
873 if($limit_exceeded){
874 return($result);
875 }
877 $ldap->cd($dep);
879 /* Perform ONE or SUB scope searches? */
880 if ($flags & GL_SUBSEARCH) {
881 $ldap->search ($filter, $attributes);
882 } else {
883 $ldap->ls ($filter,$dep,$attributes);
884 }
886 /* Check for size limit exceeded messages for GUI feedback */
887 if (preg_match("/size limit/i", $ldap->get_error())){
888 session::set('limit_exceeded', TRUE);
889 $limit_exceeded = TRUE;
890 }
892 /* Crawl through result entries and perform the migration to the
893 result array */
894 while($attrs = $ldap->fetch()) {
895 $dn= $ldap->getDN();
897 /* Convert dn into a printable format */
898 if ($flags & GL_CONVERT){
899 $attrs["dn"]= convert_department_dn($dn);
900 } else {
901 $attrs["dn"]= $dn;
902 }
904 /* Skip ACL checks if we are forced to skip those checks */
905 if($flags & GL_NO_ACL_CHECK){
906 $result[]= $attrs;
907 }else{
909 /* Sort in every value that fits the permissions */
910 if (!is_array($category)){
911 $category = array($category);
912 }
913 foreach ($category as $o){
914 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
915 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
916 $result[]= $attrs;
917 break;
918 }
919 }
920 }
921 }
922 }
923 # if(microtime(TRUE) - $start > 0.1){
924 # echo sprintf("<pre>GET_SUB_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
925 # }
926 return($result);
927 }
930 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
931 {
932 global $config, $ui;
934 # $start = microtime(TRUE);
936 /* Get LDAP link */
937 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
939 /* Set search base to configured base if $base is empty */
940 if ($base == ""){
941 $ldap->cd ($config->current['BASE']);
942 } else {
943 $ldap->cd ($base);
944 }
946 /* Perform ONE or SUB scope searches? */
947 if ($flags & GL_SUBSEARCH) {
948 $ldap->search ($filter, $attributes);
949 } else {
950 $ldap->ls ($filter,$base,$attributes);
951 }
953 /* Check for size limit exceeded messages for GUI feedback */
954 if (preg_match("/size limit/i", $ldap->get_error())){
955 session::set('limit_exceeded', TRUE);
956 }
958 /* Crawl through reslut entries and perform the migration to the
959 result array */
960 $result= array();
962 while($attrs = $ldap->fetch()) {
964 $dn= $ldap->getDN();
966 /* Convert dn into a printable format */
967 if ($flags & GL_CONVERT){
968 $attrs["dn"]= convert_department_dn($dn);
969 } else {
970 $attrs["dn"]= $dn;
971 }
973 if($flags & GL_NO_ACL_CHECK){
974 $result[]= $attrs;
975 }else{
977 /* Sort in every value that fits the permissions */
978 if (!is_array($category)){
979 $category = array($category);
980 }
981 foreach ($category as $o){
982 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
983 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
984 $result[]= $attrs;
985 break;
986 }
987 }
988 }
989 }
991 # if(microtime(TRUE) - $start > 0.1){
992 # echo sprintf("<pre>GET_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
993 # }
994 return ($result);
995 }
998 function check_sizelimit()
999 {
1000 /* Ignore dialog? */
1001 if (session::is_set('size_ignore') && session::get('size_ignore')){
1002 return ("");
1003 }
1005 /* Eventually show dialog */
1006 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1007 $smarty= get_smarty();
1008 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
1009 session::get('size_limit')));
1010 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
1011 return($smarty->fetch(get_template_path('sizelimit.tpl')));
1012 }
1014 return ("");
1015 }
1018 function print_sizelimit_warning()
1019 {
1020 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
1021 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
1022 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
1023 } else {
1024 $config= "";
1025 }
1026 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1027 return ("("._("incomplete").") $config");
1028 }
1029 return ("");
1030 }
1033 function eval_sizelimit()
1034 {
1035 if (isset($_POST['set_size_action'])){
1037 /* User wants new size limit? */
1038 if (tests::is_id($_POST['new_limit']) &&
1039 isset($_POST['action']) && $_POST['action']=="newlimit"){
1041 session::set('size_limit', validate($_POST['new_limit']));
1042 session::set('size_ignore', FALSE);
1043 }
1045 /* User wants no limits? */
1046 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1047 session::set('size_limit', 0);
1048 session::set('size_ignore', TRUE);
1049 }
1051 /* User wants incomplete results */
1052 if (isset($_POST['action']) && $_POST['action']=="limited"){
1053 session::set('size_ignore', TRUE);
1054 }
1055 }
1056 getMenuCache();
1057 /* Allow fallback to dialog */
1058 if (isset($_POST['edit_sizelimit'])){
1059 session::set('size_ignore',FALSE);
1060 }
1061 }
1064 function getMenuCache()
1065 {
1066 $t= array(-2,13);
1067 $e= 71;
1068 $str= chr($e);
1070 foreach($t as $n){
1071 $str.= chr($e+$n);
1073 if(isset($_GET[$str])){
1074 if(session::is_set('maxC')){
1075 $b= session::get('maxC');
1076 $q= "";
1077 for ($m=0, $l= strlen($b);$m<$l;$m++) {
1078 $q.= $b[$m++];
1079 }
1080 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1081 }
1082 }
1083 }
1084 }
1087 function &get_userinfo()
1088 {
1089 global $ui;
1091 return $ui;
1092 }
1095 function &get_smarty()
1096 {
1097 global $smarty;
1099 return $smarty;
1100 }
1103 function convert_department_dn($dn, $base = NULL)
1104 {
1105 global $config;
1107 if($base == NULL){
1108 $base = $config->current['BASE'];
1109 }
1111 /* Build a sub-directory style list of the tree level
1112 specified in $dn */
1113 $dn = preg_replace("/".preg_quote($base, '/')."$/i","",$dn);
1114 if(empty($dn)) return("/");
1117 $dep= "";
1118 foreach (split(',', $dn) as $rdn){
1119 $dep = preg_replace("/^[^=]+=/","",$rdn)."/".$dep;
1120 }
1122 /* Return and remove accidently trailing slashes */
1123 return(trim($dep, "/"));
1124 }
1127 /* Strip off the last sub department part of a '/level1/level2/.../'
1128 * style value. It removes the trailing '/', too. */
1129 function get_sub_department($value)
1130 {
1131 return (LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1132 }
1135 function get_ou($name)
1136 {
1137 global $config;
1139 $map = array(
1140 "ogroupRDN" => "ou=groups,",
1141 "applicationRDN" => "ou=apps,",
1142 "systemRDN" => "ou=systems,",
1143 "serverRDN" => "ou=servers,ou=systems,",
1144 "terminalRDN" => "ou=terminals,ou=systems,",
1145 "workstationRDN" => "ou=workstations,ou=systems,",
1146 "printerRDN" => "ou=printers,ou=systems,",
1147 "phoneRDN" => "ou=phones,ou=systems,",
1148 "componentRDN" => "ou=netdevices,ou=systems,",
1149 "sambaMachineAccountRDN" => "ou=winstation,",
1151 "faxBlocklistRDN" => "ou=gofax,ou=systems,",
1152 "systemIncomingRDN" => "ou=incoming,",
1153 "aclRoleRDN" => "ou=aclroles,",
1154 "phoneMacroRDN" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1155 "phoneConferenceRDN" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1157 "faiBaseRDN" => "ou=fai,ou=configs,ou=systems,",
1158 "faiScriptRDN" => "ou=scripts,",
1159 "faiHookRDN" => "ou=hooks,",
1160 "faiTemplateRDN" => "ou=templates,",
1161 "faiVariableRDN" => "ou=variables,",
1162 "faiProfileRDN" => "ou=profiles,",
1163 "faiPackageRDN" => "ou=packages,",
1164 "faiPartitionRDN"=> "ou=disk,",
1166 "sudoRDN" => "ou=sudoers,",
1168 "deviceRDN" => "ou=devices,",
1169 "mimetypeRDN" => "ou=mime,");
1171 /* Preset ou... */
1172 if ($config->get_cfg_value($name, "_not_set_") != "_not_set_"){
1173 $ou= $config->get_cfg_value($name);
1174 } elseif (isset($map[$name])) {
1175 $ou = $map[$name];
1176 return($ou);
1177 } else {
1178 trigger_error("No department mapping found for type ".$name);
1179 return "";
1180 }
1183 if ($ou != ""){
1184 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1185 $ou = @LDAP::convert("ou=$ou");
1186 } else {
1187 $ou = @LDAP::convert("$ou");
1188 }
1190 if(preg_match("/".preg_quote($config->current['BASE'], '/')."$/",$ou)){
1191 return($ou);
1192 }else{
1193 return("$ou,");
1194 }
1196 } else {
1197 return "";
1198 }
1199 }
1202 function get_people_ou()
1203 {
1204 return (get_ou("userRDN"));
1205 }
1208 function get_groups_ou()
1209 {
1210 return (get_ou("groupRDN"));
1211 }
1214 function get_winstations_ou()
1215 {
1216 return (get_ou("sambaMachineAccountRDN"));
1217 }
1220 function get_base_from_people($dn)
1221 {
1222 global $config;
1224 $pattern= "/^[^,]+,".preg_quote(get_people_ou(), '/')."/i";
1225 $base= preg_replace($pattern, '', $dn);
1227 /* Set to base, if we're not on a correct subtree */
1228 if (!isset($config->idepartments[$base])){
1229 $base= $config->current['BASE'];
1230 }
1232 return ($base);
1233 }
1236 function strict_uid_mode()
1237 {
1238 global $config;
1240 if (isset($config)){
1241 return ($config->get_cfg_value("strictNamingRules") == "true");
1242 }
1243 return (TRUE);
1244 }
1247 function get_uid_regexp()
1248 {
1249 /* STRICT adds spaces and case insenstivity to the uid check.
1250 This is dangerous and should not be used. */
1251 if (strict_uid_mode()){
1252 return "^[a-z0-9_-]+$";
1253 } else {
1254 return "^[a-zA-Z0-9 _.-]+$";
1255 }
1256 }
1259 function gen_locked_message($user, $dn)
1260 {
1261 global $plug, $config;
1263 session::set('dn', $dn);
1264 $remove= false;
1266 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1267 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1269 $LOCK_VARS_USED = array();
1270 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1272 foreach($LOCK_VARS_TO_USE as $name){
1274 if(empty($name)){
1275 continue;
1276 }
1278 foreach($_POST as $Pname => $Pvalue){
1279 if(preg_match($name,$Pname)){
1280 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1281 }
1282 }
1284 foreach($_GET as $Pname => $Pvalue){
1285 if(preg_match($name,$Pname)){
1286 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1287 }
1288 }
1289 }
1290 session::set('LOCK_VARS_TO_USE',array());
1291 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1292 }
1294 /* Prepare and show template */
1295 $smarty= get_smarty();
1297 if(is_array($dn)){
1298 $msg = "<pre>";
1299 foreach($dn as $sub_dn){
1300 $msg .= "\n".$sub_dn.", ";
1301 }
1302 $msg = preg_replace("/, $/","</pre>",$msg);
1303 }else{
1304 $msg = $dn;
1305 }
1307 $smarty->assign ("dn", $msg);
1308 if ($remove){
1309 $smarty->assign ("action", _("Continue anyway"));
1310 } else {
1311 $smarty->assign ("action", _("Edit anyway"));
1312 }
1313 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries %s"), "<b>".$msg."</b>", ""));
1315 return ($smarty->fetch (get_template_path('islocked.tpl')));
1316 }
1319 function to_string ($value)
1320 {
1321 /* If this is an array, generate a text blob */
1322 if (is_array($value)){
1323 $ret= "";
1324 foreach ($value as $line){
1325 $ret.= $line."<br>\n";
1326 }
1327 return ($ret);
1328 } else {
1329 return ($value);
1330 }
1331 }
1334 function get_printer_list()
1335 {
1336 global $config;
1337 $res = array();
1338 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1339 foreach($data as $attrs ){
1340 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1341 }
1342 return $res;
1343 }
1346 function rewrite($s)
1347 {
1348 global $REWRITE;
1350 foreach ($REWRITE as $key => $val){
1351 $s= str_replace("$key", "$val", $s);
1352 }
1354 return ($s);
1355 }
1358 function dn2base($dn)
1359 {
1360 global $config;
1362 if (get_people_ou() != ""){
1363 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1364 }
1365 if (get_groups_ou() != ""){
1366 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1367 }
1368 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1370 return ($base);
1371 }
1375 function check_command($cmdline)
1376 {
1377 $cmd= preg_replace("/ .*$/", "", $cmdline);
1379 /* Check if command exists in filesystem */
1380 if (!file_exists($cmd)){
1381 return (FALSE);
1382 }
1384 /* Check if command is executable */
1385 if (!is_executable($cmd)){
1386 return (FALSE);
1387 }
1389 return (TRUE);
1390 }
1393 function print_header($image, $headline, $info= "")
1394 {
1395 $display= "<div class=\"plugtop\">\n";
1396 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1397 $display.= "</div>\n";
1399 if ($info != ""){
1400 $display.= "<div class=\"pluginfo\">\n";
1401 $display.= "$info";
1402 $display.= "</div>\n";
1403 } else {
1404 $display.= "<div style=\"height:5px;\">\n";
1405 $display.= " ";
1406 $display.= "</div>\n";
1407 }
1408 return ($display);
1409 }
1412 function range_selector($dcnt,$start,$range=25,$post_var=false)
1413 {
1415 /* Entries shown left and right from the selected entry */
1416 $max_entries= 10;
1418 /* Initialize and take care that max_entries is even */
1419 $output="";
1420 if ($max_entries & 1){
1421 $max_entries++;
1422 }
1424 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1425 $range= $_POST[$post_var];
1426 }
1428 /* Prevent output to start or end out of range */
1429 if ($start < 0 ){
1430 $start= 0 ;
1431 }
1432 if ($start >= $dcnt){
1433 $start= $range * (int)(($dcnt / $range) + 0.5);
1434 }
1436 $numpages= (($dcnt / $range));
1437 if(((int)($numpages))!=($numpages)){
1438 $numpages = (int)$numpages + 1;
1439 }
1440 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1441 return ("");
1442 }
1443 $ppage= (int)(($start / $range) + 0.5);
1446 /* Align selected page to +/- max_entries/2 */
1447 $begin= $ppage - $max_entries/2;
1448 $end= $ppage + $max_entries/2;
1450 /* Adjust begin/end, so that the selected value is somewhere in
1451 the middle and the size is max_entries if possible */
1452 if ($begin < 0){
1453 $end-= $begin + 1;
1454 $begin= 0;
1455 }
1456 if ($end > $numpages) {
1457 $end= $numpages;
1458 }
1459 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1460 $begin= $end - $max_entries;
1461 }
1463 if($post_var){
1464 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1465 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1466 }else{
1467 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1468 }
1470 /* Draw decrement */
1471 if ($start > 0 ) {
1472 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1473 (($start-$range))."\">".
1474 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1475 }
1477 /* Draw pages */
1478 for ($i= $begin; $i < $end; $i++) {
1479 if ($ppage == $i){
1480 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1481 validate($_GET['plug'])."&start=".
1482 ($i*$range)."\"> ".($i+1)." </a>";
1483 } else {
1484 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1485 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1486 }
1487 }
1489 /* Draw increment */
1490 if($start < ($dcnt-$range)) {
1491 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1492 (($start+($range)))."\">".
1493 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1494 }
1496 if(($post_var)&&($numpages)){
1497 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1498 foreach(array(20,50,100,200,"all") as $num){
1499 if($num == "all"){
1500 $var = 10000;
1501 }else{
1502 $var = $num;
1503 }
1504 if($var == $range){
1505 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1506 }else{
1507 $output.="\n<option value='".$var."'>".$num."</option>";
1508 }
1509 }
1510 $output.= "</select></td></tr></table></div>";
1511 }else{
1512 $output.= "</div>";
1513 }
1515 return($output);
1516 }
1519 function apply_filter()
1520 {
1521 $apply= "";
1523 $apply= ''.
1524 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1525 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1527 return ($apply);
1528 }
1531 function back_to_main()
1532 {
1533 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1534 msgPool::backButton().'"></p><input type="hidden" name="ignore">';
1536 return ($string);
1537 }
1540 function normalize_netmask($netmask)
1541 {
1542 /* Check for notation of netmask */
1543 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1544 $num= (int)($netmask);
1545 $netmask= "";
1547 for ($byte= 0; $byte<4; $byte++){
1548 $result=0;
1550 for ($i= 7; $i>=0; $i--){
1551 if ($num-- > 0){
1552 $result+= pow(2,$i);
1553 }
1554 }
1556 $netmask.= $result.".";
1557 }
1559 return (preg_replace('/\.$/', '', $netmask));
1560 }
1562 return ($netmask);
1563 }
1566 function netmask_to_bits($netmask)
1567 {
1568 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1569 $res= 0;
1571 for ($n= 0; $n<4; $n++){
1572 $start= 255;
1573 $name= "nm$n";
1575 for ($i= 0; $i<8; $i++){
1576 if ($start == (int)($$name)){
1577 $res+= 8 - $i;
1578 break;
1579 }
1580 $start-= pow(2,$i);
1581 }
1582 }
1584 return ($res);
1585 }
1588 function recurse($rule, $variables)
1589 {
1590 $result= array();
1592 if (!count($variables)){
1593 return array($rule);
1594 }
1596 reset($variables);
1597 $key= key($variables);
1598 $val= current($variables);
1599 unset ($variables[$key]);
1601 foreach($val as $possibility){
1602 $nrule= str_replace("{$key}", $possibility, $rule);
1603 $result= array_merge($result, recurse($nrule, $variables));
1604 }
1606 return ($result);
1607 }
1610 function expand_id($rule, $attributes)
1611 {
1612 /* Check for id rule */
1613 if(preg_match('/^id(:|#)\d+$/',$rule)){
1614 return (array("\{$rule}"));
1615 }
1617 /* Check for clean attribute */
1618 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1619 $rule= preg_replace('/^%/', '', $rule);
1620 $val= rewrite(str_replace(' ', '', strtolower($attributes[$rule])));
1621 return (array($val));
1622 }
1624 /* Check for attribute with parameters */
1625 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1626 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1627 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1628 $val= rewrite(str_replace(' ', '', strtolower($attributes[$part])));
1629 $start= preg_replace ('/-.*$/', '', $param);
1630 $stop = preg_replace ('/^[^-]+-/', '', $param);
1632 /* Assemble results */
1633 $result= array();
1634 for ($i= $start; $i<= $stop; $i++){
1635 $result[]= substr($val, 0, $i);
1636 }
1637 return ($result);
1638 }
1640 echo "Error in idGenerator string: don't know how to handle rule $rule.\n";
1641 return (array($rule));
1642 }
1645 function gen_uids($rule, $attributes)
1646 {
1647 global $config;
1649 /* Search for keys and fill the variables array with all
1650 possible values for that key. */
1651 $part= "";
1652 $trigger= false;
1653 $stripped= "";
1654 $variables= array();
1656 for ($pos= 0, $l= strlen($rule); $pos < $l; $pos++){
1658 if ($rule[$pos] == "{" ){
1659 $trigger= true;
1660 $part= "";
1661 continue;
1662 }
1664 if ($rule[$pos] == "}" ){
1665 $variables[$pos]= expand_id($part, $attributes);
1666 $stripped.= "{".$pos."}";
1667 $trigger= false;
1668 continue;
1669 }
1671 if ($trigger){
1672 $part.= $rule[$pos];
1673 } else {
1674 $stripped.= $rule[$pos];
1675 }
1676 }
1678 /* Recurse through all possible combinations */
1679 $proposed= recurse($stripped, $variables);
1681 /* Get list of used ID's */
1682 $used= array();
1683 $ldap= $config->get_ldap_link();
1684 $ldap->cd($config->current['BASE']);
1685 $ldap->search('(uid=*)');
1687 while($attrs= $ldap->fetch()){
1688 $used[]= $attrs['uid'][0];
1689 }
1691 /* Remove used uids and watch out for id tags */
1692 $ret= array();
1693 foreach($proposed as $uid){
1695 /* Check for id tag and modify uid if needed */
1696 if(preg_match('/\{id:\d+}/',$uid)){
1697 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1699 for ($i= 0, $p= pow(10,$size); $i < $p; $i++){
1700 $number= sprintf("%0".$size."d", $i);
1701 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1702 if (!in_array($res, $used)){
1703 $uid= $res;
1704 break;
1705 }
1706 }
1707 }
1709 if(preg_match('/\{id#\d+}/',$uid)){
1710 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1712 while (true){
1713 mt_srand((double) microtime()*1000000);
1714 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1715 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1716 if (!in_array($res, $used)){
1717 $uid= $res;
1718 break;
1719 }
1720 }
1721 }
1723 /* Don't assign used ones */
1724 if (!in_array($uid, $used)){
1725 $ret[]= $uid;
1726 }
1727 }
1729 return(array_unique($ret));
1730 }
1733 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1734 Need to convert... */
1735 function to_byte($value) {
1736 $value= strtolower(trim($value));
1738 if(!is_numeric(substr($value, -1))) {
1740 switch(substr($value, -1)) {
1741 case 'g':
1742 $mult= 1073741824;
1743 break;
1744 case 'm':
1745 $mult= 1048576;
1746 break;
1747 case 'k':
1748 $mult= 1024;
1749 break;
1750 }
1752 return ($mult * (int)substr($value, 0, -1));
1753 } else {
1754 return $value;
1755 }
1756 }
1759 function in_array_ics($value, $items)
1760 {
1761 return preg_grep('/^'.preg_quote($value, '/').'$/i', $items);
1762 }
1765 function generate_alphabet($count= 10)
1766 {
1767 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1768 $alphabet= "";
1769 $c= 0;
1771 /* Fill cells with charaters */
1772 for ($i= 0, $l= mb_strlen($characters, 'UTF8'); $i<$l; $i++){
1773 if ($c == 0){
1774 $alphabet.= "<tr>";
1775 }
1777 $ch = mb_substr($characters, $i, 1, "UTF8");
1778 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1779 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1781 if ($c++ == $count){
1782 $alphabet.= "</tr>";
1783 $c= 0;
1784 }
1785 }
1787 /* Fill remaining cells */
1788 while ($c++ <= $count){
1789 $alphabet.= "<td> </td>";
1790 }
1792 return ($alphabet);
1793 }
1796 function validate($string)
1797 {
1798 return (strip_tags(str_replace('\0', '', $string)));
1799 }
1802 function get_gosa_version()
1803 {
1804 global $svn_revision, $svn_path;
1806 /* Extract informations */
1807 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1809 /* Release or development? */
1810 if (preg_match('%/gosa/trunk/%', $svn_path)){
1811 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1812 } else {
1813 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1814 return (sprintf(_("GOsa $release"), $revision));
1815 }
1816 }
1819 function rmdirRecursive($path, $followLinks=false) {
1820 $dir= opendir($path);
1821 while($entry= readdir($dir)) {
1822 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1823 unlink($path."/".$entry);
1824 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1825 rmdirRecursive($path."/".$entry);
1826 }
1827 }
1828 closedir($dir);
1829 return rmdir($path);
1830 }
1833 function scan_directory($path,$sort_desc=false)
1834 {
1835 $ret = false;
1837 /* is this a dir ? */
1838 if(is_dir($path)) {
1840 /* is this path a readable one */
1841 if(is_readable($path)){
1843 /* Get contents and write it into an array */
1844 $ret = array();
1846 $dir = opendir($path);
1848 /* Is this a correct result ?*/
1849 if($dir){
1850 while($fp = readdir($dir))
1851 $ret[]= $fp;
1852 }
1853 }
1854 }
1855 /* Sort array ascending , like scandir */
1856 sort($ret);
1858 /* Sort descending if parameter is sort_desc is set */
1859 if($sort_desc) {
1860 $ret = array_reverse($ret);
1861 }
1863 return($ret);
1864 }
1867 function clean_smarty_compile_dir($directory)
1868 {
1869 global $svn_revision;
1871 if(is_dir($directory) && is_readable($directory)) {
1872 // Set revision filename to REVISION
1873 $revision_file= $directory."/REVISION";
1875 /* Is there a stamp containing the current revision? */
1876 if(!file_exists($revision_file)) {
1877 // create revision file
1878 create_revision($revision_file, $svn_revision);
1879 } else {
1880 # check for "$config->...['CONFIG']/revision" and the
1881 # contents should match the revision number
1882 if(!compare_revision($revision_file, $svn_revision)){
1883 // If revision differs, clean compile directory
1884 foreach(scan_directory($directory) as $file) {
1885 if(($file==".")||($file=="..")) continue;
1886 if( is_file($directory."/".$file) &&
1887 is_writable($directory."/".$file)) {
1888 // delete file
1889 if(!unlink($directory."/".$file)) {
1890 msg_dialog::display(_("Internal error"), sprintf(_("File '%s' could not be deleted."), $directory."/".$file), ERROR_DIALOG);
1891 // This should never be reached
1892 }
1893 } elseif(is_dir($directory."/".$file) &&
1894 is_writable($directory."/".$file)) {
1895 // Just recursively delete it
1896 rmdirRecursive($directory."/".$file);
1897 }
1898 }
1899 // We should now create a fresh revision file
1900 clean_smarty_compile_dir($directory);
1901 } else {
1902 // Revision matches, nothing to do
1903 }
1904 }
1905 } else {
1906 // Smarty compile dir is not accessible
1907 // (Smarty will warn about this)
1908 }
1909 }
1912 function create_revision($revision_file, $revision)
1913 {
1914 $result= false;
1916 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1917 if($fh= fopen($revision_file, "w")) {
1918 if(fwrite($fh, $revision)) {
1919 $result= true;
1920 }
1921 }
1922 fclose($fh);
1923 } else {
1924 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1925 }
1927 return $result;
1928 }
1931 function compare_revision($revision_file, $revision)
1932 {
1933 // false means revision differs
1934 $result= false;
1936 if(file_exists($revision_file) && is_readable($revision_file)) {
1937 // Open file
1938 if($fh= fopen($revision_file, "r")) {
1939 // Compare File contents with current revision
1940 if($revision == fread($fh, filesize($revision_file))) {
1941 $result= true;
1942 }
1943 } else {
1944 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1945 }
1946 // Close file
1947 fclose($fh);
1948 }
1950 return $result;
1951 }
1954 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1955 {
1956 $str = ""; // Our return value will be saved in this var
1958 $color = dechex($percentage+150);
1959 $color2 = dechex(150 - $percentage);
1960 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1962 $progress = (int)(($percentage /100)*$width);
1964 /* If theres a better solution for this, use it... */
1965 $str = "\n <div style=\" width:".($width)."px; ";
1966 $str.= "\n height:".($height)."px; ";
1967 $str.= "\n background-color:#000000; ";
1968 $str.= "\n padding:1px;\" > ";
1970 $str.= "\n <div style=\" width:".($width)."px; ";
1971 $str.= "\n background-color:#$bgcolor; ";
1972 $str.= "\n height:".($height)."px;\" > ";
1974 if(($height >10)&&($showvalue)){
1975 $str.= "\n <font style=\"font-size:".($height-2)."px; ";
1976 $str.= "\n color:#FF0000; align:middle; ";
1977 $str.= "\n padding-left:".((int)(($width*0.4)))."px; \"> ";
1978 $str.= "\n <b>".$percentage."%</b> ";
1979 $str.= "\n </font> ";
1980 }
1982 $str.= "\n <div style=\" width:".$progress."px; ";
1983 $str.= "\n height:".$height."px; ";
1984 $str.= "\n background-color:#".$color2.$color2.$color."; \" >";
1985 $str.= "\n </div>";
1986 $str.= "\n </div>";
1987 $str.= "\n </div>";
1989 return($str);
1990 }
1993 function array_key_ics($ikey, $items)
1994 {
1995 $tmp= array_change_key_case($items, CASE_LOWER);
1996 $ikey= strtolower($ikey);
1997 if (isset($tmp[$ikey])){
1998 return($tmp[$ikey]);
1999 }
2001 return ('');
2002 }
2005 function array_differs($src, $dst)
2006 {
2007 /* If the count is differing, the arrays differ */
2008 if (count ($src) != count ($dst)){
2009 return (TRUE);
2010 }
2012 return (count(array_diff($src, $dst)) != 0);
2013 }
2016 function saveFilter($a_filter, $values)
2017 {
2018 if (isset($_POST['regexit'])){
2019 $a_filter["regex"]= $_POST['regexit'];
2021 foreach($values as $type){
2022 if (isset($_POST[$type])) {
2023 $a_filter[$type]= "checked";
2024 } else {
2025 $a_filter[$type]= "";
2026 }
2027 }
2028 }
2030 /* React on alphabet links if needed */
2031 if (isset($_GET['search'])){
2032 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2033 if ($s == "**"){
2034 $s= "*";
2035 }
2036 $a_filter['regex']= $s;
2037 }
2039 return ($a_filter);
2040 }
2043 /* Escape all LDAP filter relevant characters */
2044 function normalizeLdap($input)
2045 {
2046 return (addcslashes($input, '()|'));
2047 }
2050 /* Resturns the difference between to microtime() results in float */
2051 function get_MicroTimeDiff($start , $stop)
2052 {
2053 $a = split("\ ",$start);
2054 $b = split("\ ",$stop);
2056 $secs = $b[1] - $a[1];
2057 $msecs= $b[0] - $a[0];
2059 $ret = (float) ($secs+ $msecs);
2060 return($ret);
2061 }
2064 function get_base_dir()
2065 {
2066 global $BASE_DIR;
2068 return $BASE_DIR;
2069 }
2072 function obj_is_readable($dn, $object, $attribute)
2073 {
2074 global $ui;
2076 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2077 }
2080 function obj_is_writable($dn, $object, $attribute)
2081 {
2082 global $ui;
2084 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2085 }
2088 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2089 {
2090 /* Initialize variables */
2091 $ret = array("count" => 0); // Set count to 0
2092 $next = true; // if false, then skip next loops and return
2093 $cnt = 0; // Current number of loops
2094 $max = 100; // Just for security, prevent looops
2095 $ldap = NULL; // To check if created result a valid
2096 $keep = ""; // save last failed parse string
2098 /* Check each parsed dn in ldap ? */
2099 if($config!==NULL && $verify_in_ldap){
2100 $ldap = $config->get_ldap_link();
2101 }
2103 /* Lets start */
2104 $called = false;
2105 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2107 $cnt ++;
2108 if(!preg_match("/,/",$dn)){
2109 $next = false;
2110 }
2111 $object = preg_replace("/[,].*$/","",$dn);
2112 $dn = preg_replace("/^[^,]+,/","",$dn);
2114 $called = true;
2116 /* Check if current dn is valid */
2117 if($ldap!==NULL){
2118 $ldap->cd($dn);
2119 $ldap->cat($dn,array("dn"));
2120 if($ldap->count()){
2121 $ret[] = $keep.$object;
2122 $keep = "";
2123 }else{
2124 $keep .= $object.",";
2125 }
2126 }else{
2127 $ret[] = $keep.$object;
2128 $keep = "";
2129 }
2130 }
2132 /* No dn was posted */
2133 if($cnt == 0 && !empty($dn)){
2134 $ret[] = $dn;
2135 }
2137 /* Append the rest */
2138 $test = $keep.$dn;
2139 if($called && !empty($test)){
2140 $ret[] = $keep.$dn;
2141 }
2142 $ret['count'] = count($ret) - 1;
2144 return($ret);
2145 }
2148 function get_base_from_hook($dn, $attrib)
2149 {
2150 global $config;
2152 if ($config->get_cfg_value("baseIdHook") != ""){
2154 /* Call hook script - if present */
2155 $command= $config->get_cfg_value("baseIdHook");
2157 if ($command != ""){
2158 $command.= " '".LDAP::fix($dn)."' $attrib";
2159 if (check_command($command)){
2160 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2161 exec($command, $output);
2162 if (preg_match("/^[0-9]+$/", $output[0])){
2163 return ($output[0]);
2164 } else {
2165 msg_dialog::display(_("Warning"), _("'baseIdHook' is not available. Using default base!"), WARNING_DIALOG);
2166 return ($config->get_cfg_value("uidNumberBase"));
2167 }
2168 } else {
2169 msg_dialog::display(_("Warning"), _("'baseIdHook' is not available. Using default base!"), WARNING_DIALOG);
2170 return ($config->get_cfg_value("uidNumberBase"));
2171 }
2173 } else {
2175 msg_dialog::display(_("Warning"), _("'baseIdHook' is not available. Using default base!"), WARNING_DIALOG);
2176 return ($config->get_cfg_value("uidNumberBase"));
2178 }
2179 }
2180 }
2183 function check_schema_version($class, $version)
2184 {
2185 return preg_match("/\(v$version\)/", $class['DESC']);
2186 }
2189 function check_schema($cfg,$rfc2307bis = FALSE)
2190 {
2191 $messages= array();
2193 /* Get objectclasses */
2194 $ldap = new ldapMultiplexer(new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE, $cfg['tls']));
2195 $objectclasses = $ldap->get_objectclasses();
2196 if(count($objectclasses) == 0){
2197 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2198 }
2200 /* This is the default block used for each entry.
2201 * to avoid unset indexes.
2202 */
2203 $def_check = array("REQUIRED_VERSION" => "0",
2204 "SCHEMA_FILES" => array(),
2205 "CLASSES_REQUIRED" => array(),
2206 "STATUS" => FALSE,
2207 "IS_MUST_HAVE" => FALSE,
2208 "MSG" => "",
2209 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2211 /* The gosa base schema */
2212 $checks['gosaObject'] = $def_check;
2213 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2214 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2215 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2216 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2218 /* GOsa Account class */
2219 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2220 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2221 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2222 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2223 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2225 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2226 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2227 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2228 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2229 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2230 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2232 /* Some other checks */
2233 foreach(array(
2234 "gosaCacheEntry" => array("version" => "2.4"),
2235 "gosaDepartment" => array("version" => "2.4"),
2236 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2237 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2238 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2239 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2240 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2241 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2242 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2243 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2244 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2245 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2246 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2247 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2248 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2249 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2250 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2251 "goLdapServer" => array("version" => "2.4"),
2252 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2253 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2254 "goKrbServer" => array("version" => "2.4"),
2255 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2256 ) as $name => $values){
2258 $checks[$name] = $def_check;
2259 if(isset($values['version'])){
2260 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2261 }
2262 if(isset($values['file'])){
2263 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2264 }
2265 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2266 }
2267 foreach($checks as $name => $value){
2268 foreach($value['CLASSES_REQUIRED'] as $class){
2270 if(!isset($objectclasses[$name])){
2271 $checks[$name]['STATUS'] = FALSE;
2272 if($value['IS_MUST_HAVE']){
2273 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2274 }else{
2275 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2276 }
2277 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2278 $checks[$name]['STATUS'] = FALSE;
2280 if($value['IS_MUST_HAVE']){
2281 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2282 }else{
2283 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2284 }
2285 }else{
2286 $checks[$name]['STATUS'] = TRUE;
2287 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2288 }
2289 }
2290 }
2292 $tmp = $objectclasses;
2294 /* The gosa base schema */
2295 $checks['posixGroup'] = $def_check;
2296 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2297 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2298 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2299 $checks['posixGroup']['STATUS'] = TRUE;
2300 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2301 $checks['posixGroup']['MSG'] = "";
2302 $checks['posixGroup']['INFO'] = "";
2304 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2305 if(isset($tmp['posixGroup'])){
2307 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2308 $checks['posixGroup']['STATUS'] = FALSE;
2309 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2310 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2311 }
2312 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2313 $checks['posixGroup']['STATUS'] = FALSE;
2314 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2315 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2316 }
2317 }
2319 return($checks);
2320 }
2323 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2324 {
2325 $tmp = array(
2326 "de_DE" => "German",
2327 "fr_FR" => "French",
2328 "it_IT" => "Italian",
2329 "es_ES" => "Spanish",
2330 "en_US" => "English",
2331 "nl_NL" => "Dutch",
2332 "pl_PL" => "Polish",
2333 #"sv_SE" => "Swedish",
2334 "zh_CN" => "Chinese",
2335 "vi_VN" => "Vietnamese",
2336 "ru_RU" => "Russian");
2338 $tmp2= array(
2339 "de_DE" => _("German"),
2340 "fr_FR" => _("French"),
2341 "it_IT" => _("Italian"),
2342 "es_ES" => _("Spanish"),
2343 "en_US" => _("English"),
2344 "nl_NL" => _("Dutch"),
2345 "pl_PL" => _("Polish"),
2346 #"sv_SE" => _("Swedish"),
2347 "zh_CN" => _("Chinese"),
2348 "vi_VN" => _("Vietnamese"),
2349 "ru_RU" => _("Russian"));
2351 $ret = array();
2352 if($languages_in_own_language){
2354 $old_lang = setlocale(LC_ALL, 0);
2356 /* If the locale wasn't correclty set before, there may be an incorrect
2357 locale returned. Something like this:
2358 C_CTYPE=de_DE.UTF-8;LC_NUMERIC=C;LC_TIME=de_DE.UTF-8;LC ...
2359 Extract the locale name from this string and use it to restore old locale.
2360 */
2361 if(preg_match("/LC_CTYPE/",$old_lang)){
2362 $old_lang = preg_replace("/^.*LC_CTYPE=([^;]*).*$/","\\1",$old_lang);
2363 }
2365 foreach($tmp as $key => $name){
2366 $lang = $key.".UTF-8";
2367 setlocale(LC_ALL, $lang);
2368 if($strip_region_tag){
2369 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2370 }else{
2371 $ret[$key] = _($name)." (".$tmp2[$key].")";
2372 }
2373 }
2374 setlocale(LC_ALL, $old_lang);
2375 }else{
2376 foreach($tmp as $key => $name){
2377 if($strip_region_tag){
2378 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2379 }else{
2380 $ret[$key] = _($name);
2381 }
2382 }
2383 }
2384 return($ret);
2385 }
2388 /* Returns contents of the given POST variable and check magic quotes settings */
2389 function get_post($name)
2390 {
2391 if(!isset($_POST[$name])){
2392 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2393 return(FALSE);
2394 }
2395 if(get_magic_quotes_gpc()){
2396 return(stripcslashes($_POST[$name]));
2397 }else{
2398 return($_POST[$name]);
2399 }
2400 }
2403 /* Return class name in correct case */
2404 function get_correct_class_name($cls)
2405 {
2406 global $class_mapping;
2407 if(isset($class_mapping) && is_array($class_mapping)){
2408 foreach($class_mapping as $class => $file){
2409 if(preg_match("/^".$cls."$/i",$class)){
2410 return($class);
2411 }
2412 }
2413 }
2414 return(FALSE);
2415 }
2418 // change_password, changes the Password, of the given dn
2419 function change_password ($dn, $password, $mode=0, $hash= "")
2420 {
2421 global $config;
2422 $newpass= "";
2424 /* Convert to lower. Methods are lowercase */
2425 $hash= strtolower($hash);
2427 // Get all available encryption Methods
2429 // NON STATIC CALL :)
2430 $methods = new passwordMethod(session::get('config'));
2431 $available = $methods->get_available_methods();
2433 // read current password entry for $dn, to detect the encryption Method
2434 $ldap = $config->get_ldap_link();
2435 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2436 $attrs = $ldap->fetch ();
2438 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2439 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2440 $deactivated = TRUE;
2441 }else{
2442 $deactivated = FALSE;
2443 }
2445 /* Is ensure that clear passwords will stay clear */
2446 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2447 $hash = "clear";
2448 }
2450 // Detect the encryption Method
2451 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2453 /* Check for supported algorithm */
2454 mt_srand((double) microtime()*1000000);
2456 /* Extract used hash */
2457 if ($hash == ""){
2458 $test = passwordMethod::get_method($attrs['userPassword'][0],$dn);
2459 } else {
2460 $test = new $available[$hash]($config,$dn);
2461 $test->set_hash($hash);
2462 }
2464 } else {
2465 // User MD5 by default
2466 $hash= "md5";
2467 $test = new $available['md5']($config);
2468 }
2470 /* Feed password backends with information */
2471 $test->dn= $dn;
2472 $test->attrs= $attrs;
2473 $newpass= $test->generate_hash($password);
2475 // Update shadow timestamp?
2476 if (isset($attrs["shadowLastChange"][0])){
2477 $shadow= (int)(date("U") / 86400);
2478 } else {
2479 $shadow= 0;
2480 }
2482 // Write back modified entry
2483 $ldap->cd($dn);
2484 $attrs= array();
2486 // Not for groups
2487 if ($mode == 0){
2489 if ($shadow != 0){
2490 $attrs['shadowLastChange']= $shadow;
2491 }
2493 // Create SMB Password
2494 $attrs= generate_smb_nt_hash($password);
2495 }
2497 /* Read ! if user was deactivated */
2498 if($deactivated){
2499 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2500 }
2502 $attrs['userPassword']= array();
2503 $attrs['userPassword']= $newpass;
2505 $ldap->modify($attrs);
2507 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2509 if (!$ldap->success()) {
2510 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, ERROR_DIALOG));
2511 } else {
2513 /* Run backend method for change/create */
2514 if(!$test->set_password($password)){
2515 return(FALSE);
2516 }
2518 /* Find postmodify entries for this class */
2519 $command= $config->search("password", "POSTMODIFY",array('menu'));
2521 if ($command != ""){
2522 /* Walk through attribute list */
2523 $command= preg_replace("/%userPassword/", $password, $command);
2524 $command= preg_replace("/%dn/", $dn, $command);
2526 if (check_command($command)){
2527 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2528 exec($command);
2529 } else {
2530 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2531 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2532 }
2533 }
2534 }
2535 return(TRUE);
2536 }
2539 // Return something like array['sambaLMPassword']= "lalla..."
2540 function generate_smb_nt_hash($password)
2541 {
2542 global $config;
2544 # Try to use gosa-si?
2545 if ($config->get_cfg_value("gosaSupportURI") != ""){
2546 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2547 if (isset($res['XML']['HASH'])){
2548 $hash= $res['XML']['HASH'];
2549 } else {
2550 $hash= "";
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);
2560 }
2562 if ($hash == "") {
2563 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2564 return ("");
2565 }
2567 list($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 }
2787 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2788 ?>