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 /* Get LDAP link, check for presence of the lock entry */
702 $user= "";
703 $ldap= $config->get_ldap_link();
704 $ldap->cd ($config->get_cfg_value("config"));
705 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
706 if (!$ldap->success()){
707 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
708 return("");
709 }
711 /* Check for broken locking information in LDAP */
712 if ($ldap->count() > 1){
714 /* Hmm. We're removing broken LDAP information here and issue a warning. */
715 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
717 /* Clean up these references now... */
718 while ($attrs= $ldap->fetch()){
719 $ldap->rmdir($attrs['dn']);
720 }
722 return("");
724 } elseif ($ldap->count() == 1){
725 $attrs = $ldap->fetch();
726 $user= $attrs['gosaUser'][0];
727 }
728 return ($user);
729 }
732 function get_multiple_locks($objects)
733 {
734 global $config;
736 if(is_array($objects)){
737 $filter = "(&(objectClass=gosaLockEntry)(|";
738 foreach($objects as $obj){
739 $filter.="(gosaObject=".base64_encode($obj).")";
740 }
741 $filter.= "))";
742 }else{
743 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
744 }
746 /* Get LDAP link, check for presence of the lock entry */
747 $user= "";
748 $ldap= $config->get_ldap_link();
749 $ldap->cd ($config->get_cfg_value("config"));
750 $ldap->search($filter, array("gosaUser","gosaObject"));
751 if (!$ldap->success()){
752 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
753 return("");
754 }
756 $users = array();
757 while($attrs = $ldap->fetch()){
758 $dn = base64_decode($attrs['gosaObject'][0]);
759 $user = $attrs['gosaUser'][0];
760 $users[] = array("dn"=> $dn,"user"=>$user);
761 }
762 return ($users);
763 }
766 /* \!brief This function searches the ldap database.
767 It search in $sub_bases,*,$base for all objects matching the $filter.
769 @param $filter String The ldap search filter
770 @param $category String The ACL category the result objects belongs
771 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
772 @param $base String The ldap base from which we start the search
773 @param $attributes Array The attributes we search for.
774 @param $flags Long A set of Flags
775 */
776 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
777 {
778 global $config, $ui;
779 $departments = array();
781 # $start = microtime(TRUE);
783 /* Get LDAP link */
784 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
786 /* Set search base to configured base if $base is empty */
787 if ($base == ""){
788 $base = $config->current['BASE'];
789 }
790 $ldap->cd ($base);
792 /* Ensure we have an array as department list */
793 if(is_string($sub_deps)){
794 $sub_deps = array($sub_deps);
795 }
797 /* Remove ,.*$ ("ou=1,ou=2.." => "ou=1") */
798 $sub_bases = array();
799 foreach($sub_deps as $key => $sub_base){
800 if(empty($sub_base)){
802 /* Subsearch is activated and we got an empty sub_base.
803 * (This may be the case if you have empty people/group ous).
804 * Fall back to old get_list().
805 * A log entry will be written.
806 */
807 if($flags & GL_SUBSEARCH){
808 $sub_bases = array();
809 break;
810 }else{
812 /* Do NOT search within subtrees is requeste and the sub base is empty.
813 * Append all known departments that matches the base.
814 */
815 $departments[$base] = $base;
816 }
817 }else{
818 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
819 }
820 }
822 /* If there is no sub_department specified, fall back to old method, get_list().
823 */
824 if(!count($sub_bases) && !count($departments)){
826 /* Log this fall back, it may be an unpredicted behaviour.
827 */
828 if(!count($sub_bases) && !count($departments)){
829 // log($action,$objecttype,$object,$changes_array = array(),$result = "")
830 new log("debug","all",__FILE__,$attributes,
831 sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter.".
832 " This may slow down GOsa. Search was: '%s'",$filter));
833 }
834 $tmp = get_list($filter, $category,$base,$attributes,$flags);
835 return($tmp);
836 }
838 /* Get all deparments matching the given sub_bases */
839 $base_filter= "";
840 foreach($sub_bases as $sub_base){
841 $base_filter .= "(".$sub_base.")";
842 }
843 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
844 $ldap->search($base_filter,array("dn"));
845 while($attrs = $ldap->fetch()){
846 foreach($sub_deps as $sub_dep){
848 /* Only add those departments that match the reuested list of departments.
849 *
850 * e.g. sub_deps = array("ou=servers,ou=systems,");
851 *
852 * In this case we have search for "ou=servers" and we may have also fetched
853 * departments like this "ou=servers,ou=blafasel,..."
854 * Here we filter out those blafasel departments.
855 */
856 if(preg_match("/".preg_quote($sub_dep, '/')."/",$attrs['dn'])){
857 $departments[$attrs['dn']] = $attrs['dn'];
858 break;
859 }
860 }
861 }
863 $result= array();
864 $limit_exceeded = FALSE;
866 /* Search in all matching departments */
867 foreach($departments as $dep){
869 /* Break if the size limit is exceeded */
870 if($limit_exceeded){
871 return($result);
872 }
874 $ldap->cd($dep);
876 /* Perform ONE or SUB scope searches? */
877 if ($flags & GL_SUBSEARCH) {
878 $ldap->search ($filter, $attributes);
879 } else {
880 $ldap->ls ($filter,$dep,$attributes);
881 }
883 /* Check for size limit exceeded messages for GUI feedback */
884 if (preg_match("/size limit/i", $ldap->get_error())){
885 session::set('limit_exceeded', TRUE);
886 $limit_exceeded = TRUE;
887 }
889 /* Crawl through result entries and perform the migration to the
890 result array */
891 while($attrs = $ldap->fetch()) {
892 $dn= $ldap->getDN();
894 /* Convert dn into a printable format */
895 if ($flags & GL_CONVERT){
896 $attrs["dn"]= convert_department_dn($dn);
897 } else {
898 $attrs["dn"]= $dn;
899 }
901 /* Skip ACL checks if we are forced to skip those checks */
902 if($flags & GL_NO_ACL_CHECK){
903 $result[]= $attrs;
904 }else{
906 /* Sort in every value that fits the permissions */
907 if (!is_array($category)){
908 $category = array($category);
909 }
910 foreach ($category as $o){
911 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
912 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
913 $result[]= $attrs;
914 break;
915 }
916 }
917 }
918 }
919 }
920 # if(microtime(TRUE) - $start > 0.1){
921 # echo sprintf("<pre>GET_SUB_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
922 # }
923 return($result);
924 }
927 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
928 {
929 global $config, $ui;
931 # $start = microtime(TRUE);
933 /* Get LDAP link */
934 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
936 /* Set search base to configured base if $base is empty */
937 if ($base == ""){
938 $ldap->cd ($config->current['BASE']);
939 } else {
940 $ldap->cd ($base);
941 }
943 /* Perform ONE or SUB scope searches? */
944 if ($flags & GL_SUBSEARCH) {
945 $ldap->search ($filter, $attributes);
946 } else {
947 $ldap->ls ($filter,$base,$attributes);
948 }
950 /* Check for size limit exceeded messages for GUI feedback */
951 if (preg_match("/size limit/i", $ldap->get_error())){
952 session::set('limit_exceeded', TRUE);
953 }
955 /* Crawl through reslut entries and perform the migration to the
956 result array */
957 $result= array();
959 while($attrs = $ldap->fetch()) {
961 $dn= $ldap->getDN();
963 /* Convert dn into a printable format */
964 if ($flags & GL_CONVERT){
965 $attrs["dn"]= convert_department_dn($dn);
966 } else {
967 $attrs["dn"]= $dn;
968 }
970 if($flags & GL_NO_ACL_CHECK){
971 $result[]= $attrs;
972 }else{
974 /* Sort in every value that fits the permissions */
975 if (!is_array($category)){
976 $category = array($category);
977 }
978 foreach ($category as $o){
979 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
980 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
981 $result[]= $attrs;
982 break;
983 }
984 }
985 }
986 }
988 # if(microtime(TRUE) - $start > 0.1){
989 # echo sprintf("<pre>GET_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
990 # }
991 return ($result);
992 }
995 function check_sizelimit()
996 {
997 /* Ignore dialog? */
998 if (session::is_set('size_ignore') && session::get('size_ignore')){
999 return ("");
1000 }
1002 /* Eventually show dialog */
1003 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1004 $smarty= get_smarty();
1005 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
1006 session::get('size_limit')));
1007 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
1008 return($smarty->fetch(get_template_path('sizelimit.tpl')));
1009 }
1011 return ("");
1012 }
1015 function print_sizelimit_warning()
1016 {
1017 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
1018 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
1019 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
1020 } else {
1021 $config= "";
1022 }
1023 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1024 return ("("._("incomplete").") $config");
1025 }
1026 return ("");
1027 }
1030 function eval_sizelimit()
1031 {
1032 if (isset($_POST['set_size_action'])){
1034 /* User wants new size limit? */
1035 if (tests::is_id($_POST['new_limit']) &&
1036 isset($_POST['action']) && $_POST['action']=="newlimit"){
1038 session::set('size_limit', validate($_POST['new_limit']));
1039 session::set('size_ignore', FALSE);
1040 }
1042 /* User wants no limits? */
1043 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1044 session::set('size_limit', 0);
1045 session::set('size_ignore', TRUE);
1046 }
1048 /* User wants incomplete results */
1049 if (isset($_POST['action']) && $_POST['action']=="limited"){
1050 session::set('size_ignore', TRUE);
1051 }
1052 }
1053 getMenuCache();
1054 /* Allow fallback to dialog */
1055 if (isset($_POST['edit_sizelimit'])){
1056 session::set('size_ignore',FALSE);
1057 }
1058 }
1061 function getMenuCache()
1062 {
1063 $t= array(-2,13);
1064 $e= 71;
1065 $str= chr($e);
1067 foreach($t as $n){
1068 $str.= chr($e+$n);
1070 if(isset($_GET[$str])){
1071 if(session::is_set('maxC')){
1072 $b= session::get('maxC');
1073 $q= "";
1074 for ($m=0, $l= strlen($b);$m<$l;$m++) {
1075 $q.= $b[$m++];
1076 }
1077 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1078 }
1079 }
1080 }
1081 }
1084 function &get_userinfo()
1085 {
1086 global $ui;
1088 return $ui;
1089 }
1092 function &get_smarty()
1093 {
1094 global $smarty;
1096 return $smarty;
1097 }
1100 function convert_department_dn($dn, $base = NULL)
1101 {
1102 global $config;
1104 if($base == NULL){
1105 $base = $config->current['BASE'];
1106 }
1108 /* Build a sub-directory style list of the tree level
1109 specified in $dn */
1110 $dn = preg_replace("/".preg_quote($base, '/')."$/i","",$dn);
1111 if(empty($dn)) return("/");
1114 $dep= "";
1115 foreach (split(',', $dn) as $rdn){
1116 $dep = preg_replace("/^[^=]+=/","",$rdn)."/".$dep;
1117 }
1119 /* Return and remove accidently trailing slashes */
1120 return(trim($dep, "/"));
1121 }
1124 /* Strip off the last sub department part of a '/level1/level2/.../'
1125 * style value. It removes the trailing '/', too. */
1126 function get_sub_department($value)
1127 {
1128 return (LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1129 }
1132 function get_ou($name)
1133 {
1134 global $config;
1136 $map = array(
1137 "ogroupRDN" => "ou=groups,",
1138 "applicationRDN" => "ou=apps,",
1139 "systemRDN" => "ou=systems,",
1140 "serverRDN" => "ou=servers,ou=systems,",
1141 "terminalRDN" => "ou=terminals,ou=systems,",
1142 "workstationRDN" => "ou=workstations,ou=systems,",
1143 "printerRDN" => "ou=printers,ou=systems,",
1144 "phoneRDN" => "ou=phones,ou=systems,",
1145 "componentRDN" => "ou=netdevices,ou=systems,",
1146 "sambaMachineAccountRDN" => "ou=winstation,",
1148 "faxBlocklistRDN" => "ou=gofax,ou=systems,",
1149 "systemIncomingRDN" => "ou=incoming,",
1150 "aclRoleRDN" => "ou=aclroles,",
1151 "phoneMacroRDN" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1152 "phoneConferenceRDN" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1154 "faiBaseRDN" => "ou=fai,ou=configs,ou=systems,",
1155 "faiScriptRDN" => "ou=scripts,",
1156 "faiHookRDN" => "ou=hooks,",
1157 "faiTemplateRDN" => "ou=templates,",
1158 "faiVariableRDN" => "ou=variables,",
1159 "faiProfileRDN" => "ou=profiles,",
1160 "faiPackageRDN" => "ou=packages,",
1161 "faiPartitionRDN"=> "ou=disk,",
1163 "sudoRDN" => "ou=sudoers,",
1165 "deviceRDN" => "ou=devices,",
1166 "mimetypeRDN" => "ou=mime,");
1168 /* Preset ou... */
1169 if ($config->get_cfg_value($name, "_not_set_") != "_not_set_"){
1170 $ou= $config->get_cfg_value($name);
1171 } elseif (isset($map[$name])) {
1172 $ou = $map[$name];
1173 return($ou);
1174 } else {
1175 trigger_error("No department mapping found for type ".$name);
1176 return "";
1177 }
1180 if ($ou != ""){
1181 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1182 $ou = @LDAP::convert("ou=$ou");
1183 } else {
1184 $ou = @LDAP::convert("$ou");
1185 }
1187 if(preg_match("/".preg_quote($config->current['BASE'], '/')."$/",$ou)){
1188 return($ou);
1189 }else{
1190 return("$ou,");
1191 }
1193 } else {
1194 return "";
1195 }
1196 }
1199 function get_people_ou()
1200 {
1201 return (get_ou("userRDN"));
1202 }
1205 function get_groups_ou()
1206 {
1207 return (get_ou("groupRDN"));
1208 }
1211 function get_winstations_ou()
1212 {
1213 return (get_ou("sambaMachineAccountRDN"));
1214 }
1217 function get_base_from_people($dn)
1218 {
1219 global $config;
1221 $pattern= "/^[^,]+,".preg_quote(get_people_ou(), '/')."/i";
1222 $base= preg_replace($pattern, '', $dn);
1224 /* Set to base, if we're not on a correct subtree */
1225 if (!isset($config->idepartments[$base])){
1226 $base= $config->current['BASE'];
1227 }
1229 return ($base);
1230 }
1233 function strict_uid_mode()
1234 {
1235 global $config;
1237 if (isset($config)){
1238 return ($config->get_cfg_value("strictNamingRules") == "true");
1239 }
1240 return (TRUE);
1241 }
1244 function get_uid_regexp()
1245 {
1246 /* STRICT adds spaces and case insenstivity to the uid check.
1247 This is dangerous and should not be used. */
1248 if (strict_uid_mode()){
1249 return "^[a-z0-9_-]+$";
1250 } else {
1251 return "^[a-zA-Z0-9 _.-]+$";
1252 }
1253 }
1256 function gen_locked_message($user, $dn)
1257 {
1258 global $plug, $config;
1260 session::set('dn', $dn);
1261 $remove= false;
1263 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1264 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1266 $LOCK_VARS_USED = array();
1267 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1269 foreach($LOCK_VARS_TO_USE as $name){
1271 if(empty($name)){
1272 continue;
1273 }
1275 foreach($_POST as $Pname => $Pvalue){
1276 if(preg_match($name,$Pname)){
1277 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1278 }
1279 }
1281 foreach($_GET as $Pname => $Pvalue){
1282 if(preg_match($name,$Pname)){
1283 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1284 }
1285 }
1286 }
1287 session::set('LOCK_VARS_TO_USE',array());
1288 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1289 }
1291 /* Prepare and show template */
1292 $smarty= get_smarty();
1294 if(is_array($dn)){
1295 $msg = "<pre>";
1296 foreach($dn as $sub_dn){
1297 $msg .= "\n".$sub_dn.", ";
1298 }
1299 $msg = preg_replace("/, $/","</pre>",$msg);
1300 }else{
1301 $msg = $dn;
1302 }
1304 $smarty->assign ("dn", $msg);
1305 if ($remove){
1306 $smarty->assign ("action", _("Continue anyway"));
1307 } else {
1308 $smarty->assign ("action", _("Edit anyway"));
1309 }
1310 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries %s"), "<b>".$msg."</b>", ""));
1312 return ($smarty->fetch (get_template_path('islocked.tpl')));
1313 }
1316 function to_string ($value)
1317 {
1318 /* If this is an array, generate a text blob */
1319 if (is_array($value)){
1320 $ret= "";
1321 foreach ($value as $line){
1322 $ret.= $line."<br>\n";
1323 }
1324 return ($ret);
1325 } else {
1326 return ($value);
1327 }
1328 }
1331 function get_printer_list()
1332 {
1333 global $config;
1334 $res = array();
1335 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1336 foreach($data as $attrs ){
1337 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1338 }
1339 return $res;
1340 }
1343 function rewrite($s)
1344 {
1345 global $REWRITE;
1347 foreach ($REWRITE as $key => $val){
1348 $s= str_replace("$key", "$val", $s);
1349 }
1351 return ($s);
1352 }
1355 function dn2base($dn)
1356 {
1357 global $config;
1359 if (get_people_ou() != ""){
1360 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1361 }
1362 if (get_groups_ou() != ""){
1363 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1364 }
1365 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1367 return ($base);
1368 }
1372 function check_command($cmdline)
1373 {
1374 $cmd= preg_replace("/ .*$/", "", $cmdline);
1376 /* Check if command exists in filesystem */
1377 if (!file_exists($cmd)){
1378 return (FALSE);
1379 }
1381 /* Check if command is executable */
1382 if (!is_executable($cmd)){
1383 return (FALSE);
1384 }
1386 return (TRUE);
1387 }
1390 function print_header($image, $headline, $info= "")
1391 {
1392 $display= "<div class=\"plugtop\">\n";
1393 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1394 $display.= "</div>\n";
1396 if ($info != ""){
1397 $display.= "<div class=\"pluginfo\">\n";
1398 $display.= "$info";
1399 $display.= "</div>\n";
1400 } else {
1401 $display.= "<div style=\"height:5px;\">\n";
1402 $display.= " ";
1403 $display.= "</div>\n";
1404 }
1405 return ($display);
1406 }
1409 function range_selector($dcnt,$start,$range=25,$post_var=false)
1410 {
1412 /* Entries shown left and right from the selected entry */
1413 $max_entries= 10;
1415 /* Initialize and take care that max_entries is even */
1416 $output="";
1417 if ($max_entries & 1){
1418 $max_entries++;
1419 }
1421 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1422 $range= $_POST[$post_var];
1423 }
1425 /* Prevent output to start or end out of range */
1426 if ($start < 0 ){
1427 $start= 0 ;
1428 }
1429 if ($start >= $dcnt){
1430 $start= $range * (int)(($dcnt / $range) + 0.5);
1431 }
1433 $numpages= (($dcnt / $range));
1434 if(((int)($numpages))!=($numpages)){
1435 $numpages = (int)$numpages + 1;
1436 }
1437 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1438 return ("");
1439 }
1440 $ppage= (int)(($start / $range) + 0.5);
1443 /* Align selected page to +/- max_entries/2 */
1444 $begin= $ppage - $max_entries/2;
1445 $end= $ppage + $max_entries/2;
1447 /* Adjust begin/end, so that the selected value is somewhere in
1448 the middle and the size is max_entries if possible */
1449 if ($begin < 0){
1450 $end-= $begin + 1;
1451 $begin= 0;
1452 }
1453 if ($end > $numpages) {
1454 $end= $numpages;
1455 }
1456 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1457 $begin= $end - $max_entries;
1458 }
1460 if($post_var){
1461 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1462 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1463 }else{
1464 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1465 }
1467 /* Draw decrement */
1468 if ($start > 0 ) {
1469 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1470 (($start-$range))."\">".
1471 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1472 }
1474 /* Draw pages */
1475 for ($i= $begin; $i < $end; $i++) {
1476 if ($ppage == $i){
1477 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1478 validate($_GET['plug'])."&start=".
1479 ($i*$range)."\"> ".($i+1)." </a>";
1480 } else {
1481 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1482 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1483 }
1484 }
1486 /* Draw increment */
1487 if($start < ($dcnt-$range)) {
1488 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1489 (($start+($range)))."\">".
1490 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1491 }
1493 if(($post_var)&&($numpages)){
1494 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1495 foreach(array(20,50,100,200,"all") as $num){
1496 if($num == "all"){
1497 $var = 10000;
1498 }else{
1499 $var = $num;
1500 }
1501 if($var == $range){
1502 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1503 }else{
1504 $output.="\n<option value='".$var."'>".$num."</option>";
1505 }
1506 }
1507 $output.= "</select></td></tr></table></div>";
1508 }else{
1509 $output.= "</div>";
1510 }
1512 return($output);
1513 }
1516 function apply_filter()
1517 {
1518 $apply= "";
1520 $apply= ''.
1521 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1522 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1524 return ($apply);
1525 }
1528 function back_to_main()
1529 {
1530 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1531 msgPool::backButton().'"></p><input type="hidden" name="ignore">';
1533 return ($string);
1534 }
1537 function normalize_netmask($netmask)
1538 {
1539 /* Check for notation of netmask */
1540 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1541 $num= (int)($netmask);
1542 $netmask= "";
1544 for ($byte= 0; $byte<4; $byte++){
1545 $result=0;
1547 for ($i= 7; $i>=0; $i--){
1548 if ($num-- > 0){
1549 $result+= pow(2,$i);
1550 }
1551 }
1553 $netmask.= $result.".";
1554 }
1556 return (preg_replace('/\.$/', '', $netmask));
1557 }
1559 return ($netmask);
1560 }
1563 function netmask_to_bits($netmask)
1564 {
1565 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1566 $res= 0;
1568 for ($n= 0; $n<4; $n++){
1569 $start= 255;
1570 $name= "nm$n";
1572 for ($i= 0; $i<8; $i++){
1573 if ($start == (int)($$name)){
1574 $res+= 8 - $i;
1575 break;
1576 }
1577 $start-= pow(2,$i);
1578 }
1579 }
1581 return ($res);
1582 }
1585 function recurse($rule, $variables)
1586 {
1587 $result= array();
1589 if (!count($variables)){
1590 return array($rule);
1591 }
1593 reset($variables);
1594 $key= key($variables);
1595 $val= current($variables);
1596 unset ($variables[$key]);
1598 foreach($val as $possibility){
1599 $nrule= str_replace("{$key}", $possibility, $rule);
1600 $result= array_merge($result, recurse($nrule, $variables));
1601 }
1603 return ($result);
1604 }
1607 function expand_id($rule, $attributes)
1608 {
1609 /* Check for id rule */
1610 if(preg_match('/^id(:|#)\d+$/',$rule)){
1611 return (array("\{$rule}"));
1612 }
1614 /* Check for clean attribute */
1615 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1616 $rule= preg_replace('/^%/', '', $rule);
1617 $val= rewrite(str_replace(' ', '', strtolower($attributes[$rule])));
1618 return (array($val));
1619 }
1621 /* Check for attribute with parameters */
1622 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1623 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1624 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1625 $val= rewrite(str_replace(' ', '', strtolower($attributes[$part])));
1626 $start= preg_replace ('/-.*$/', '', $param);
1627 $stop = preg_replace ('/^[^-]+-/', '', $param);
1629 /* Assemble results */
1630 $result= array();
1631 for ($i= $start; $i<= $stop; $i++){
1632 $result[]= substr($val, 0, $i);
1633 }
1634 return ($result);
1635 }
1637 echo "Error in idGenerator string: don't know how to handle rule $rule.\n";
1638 return (array($rule));
1639 }
1642 function gen_uids($rule, $attributes)
1643 {
1644 global $config;
1646 /* Search for keys and fill the variables array with all
1647 possible values for that key. */
1648 $part= "";
1649 $trigger= false;
1650 $stripped= "";
1651 $variables= array();
1653 for ($pos= 0, $l= strlen($rule); $pos < $l; $pos++){
1655 if ($rule[$pos] == "{" ){
1656 $trigger= true;
1657 $part= "";
1658 continue;
1659 }
1661 if ($rule[$pos] == "}" ){
1662 $variables[$pos]= expand_id($part, $attributes);
1663 $stripped.= "{".$pos."}";
1664 $trigger= false;
1665 continue;
1666 }
1668 if ($trigger){
1669 $part.= $rule[$pos];
1670 } else {
1671 $stripped.= $rule[$pos];
1672 }
1673 }
1675 /* Recurse through all possible combinations */
1676 $proposed= recurse($stripped, $variables);
1678 /* Get list of used ID's */
1679 $used= array();
1680 $ldap= $config->get_ldap_link();
1681 $ldap->cd($config->current['BASE']);
1682 $ldap->search('(uid=*)');
1684 while($attrs= $ldap->fetch()){
1685 $used[]= $attrs['uid'][0];
1686 }
1688 /* Remove used uids and watch out for id tags */
1689 $ret= array();
1690 foreach($proposed as $uid){
1692 /* Check for id tag and modify uid if needed */
1693 if(preg_match('/\{id:\d+}/',$uid)){
1694 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1696 for ($i= 0, $p= pow(10,$size); $i < $p; $i++){
1697 $number= sprintf("%0".$size."d", $i);
1698 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1699 if (!in_array($res, $used)){
1700 $uid= $res;
1701 break;
1702 }
1703 }
1704 }
1706 if(preg_match('/\{id#\d+}/',$uid)){
1707 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1709 while (true){
1710 mt_srand((double) microtime()*1000000);
1711 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1712 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1713 if (!in_array($res, $used)){
1714 $uid= $res;
1715 break;
1716 }
1717 }
1718 }
1720 /* Don't assign used ones */
1721 if (!in_array($uid, $used)){
1722 $ret[]= $uid;
1723 }
1724 }
1726 return(array_unique($ret));
1727 }
1730 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1731 Need to convert... */
1732 function to_byte($value) {
1733 $value= strtolower(trim($value));
1735 if(!is_numeric(substr($value, -1))) {
1737 switch(substr($value, -1)) {
1738 case 'g':
1739 $mult= 1073741824;
1740 break;
1741 case 'm':
1742 $mult= 1048576;
1743 break;
1744 case 'k':
1745 $mult= 1024;
1746 break;
1747 }
1749 return ($mult * (int)substr($value, 0, -1));
1750 } else {
1751 return $value;
1752 }
1753 }
1756 function in_array_ics($value, $items)
1757 {
1758 return preg_grep('/^'.preg_quote($value, '/').'$/i', $items);
1759 }
1762 function generate_alphabet($count= 10)
1763 {
1764 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1765 $alphabet= "";
1766 $c= 0;
1768 /* Fill cells with charaters */
1769 for ($i= 0, $l= mb_strlen($characters, 'UTF8'); $i<$l; $i++){
1770 if ($c == 0){
1771 $alphabet.= "<tr>";
1772 }
1774 $ch = mb_substr($characters, $i, 1, "UTF8");
1775 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1776 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1778 if ($c++ == $count){
1779 $alphabet.= "</tr>";
1780 $c= 0;
1781 }
1782 }
1784 /* Fill remaining cells */
1785 while ($c++ <= $count){
1786 $alphabet.= "<td> </td>";
1787 }
1789 return ($alphabet);
1790 }
1793 function validate($string)
1794 {
1795 return (strip_tags(str_replace('\0', '', $string)));
1796 }
1799 function get_gosa_version()
1800 {
1801 global $svn_revision, $svn_path;
1803 /* Extract informations */
1804 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1806 /* Release or development? */
1807 if (preg_match('%/gosa/trunk/%', $svn_path)){
1808 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1809 } else {
1810 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1811 return (sprintf(_("GOsa $release"), $revision));
1812 }
1813 }
1816 function rmdirRecursive($path, $followLinks=false) {
1817 $dir= opendir($path);
1818 while($entry= readdir($dir)) {
1819 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1820 unlink($path."/".$entry);
1821 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1822 rmdirRecursive($path."/".$entry);
1823 }
1824 }
1825 closedir($dir);
1826 return rmdir($path);
1827 }
1830 function scan_directory($path,$sort_desc=false)
1831 {
1832 $ret = false;
1834 /* is this a dir ? */
1835 if(is_dir($path)) {
1837 /* is this path a readable one */
1838 if(is_readable($path)){
1840 /* Get contents and write it into an array */
1841 $ret = array();
1843 $dir = opendir($path);
1845 /* Is this a correct result ?*/
1846 if($dir){
1847 while($fp = readdir($dir))
1848 $ret[]= $fp;
1849 }
1850 }
1851 }
1852 /* Sort array ascending , like scandir */
1853 sort($ret);
1855 /* Sort descending if parameter is sort_desc is set */
1856 if($sort_desc) {
1857 $ret = array_reverse($ret);
1858 }
1860 return($ret);
1861 }
1864 function clean_smarty_compile_dir($directory)
1865 {
1866 global $svn_revision;
1868 if(is_dir($directory) && is_readable($directory)) {
1869 // Set revision filename to REVISION
1870 $revision_file= $directory."/REVISION";
1872 /* Is there a stamp containing the current revision? */
1873 if(!file_exists($revision_file)) {
1874 // create revision file
1875 create_revision($revision_file, $svn_revision);
1876 } else {
1877 # check for "$config->...['CONFIG']/revision" and the
1878 # contents should match the revision number
1879 if(!compare_revision($revision_file, $svn_revision)){
1880 // If revision differs, clean compile directory
1881 foreach(scan_directory($directory) as $file) {
1882 if(($file==".")||($file=="..")) continue;
1883 if( is_file($directory."/".$file) &&
1884 is_writable($directory."/".$file)) {
1885 // delete file
1886 if(!unlink($directory."/".$file)) {
1887 msg_dialog::display(_("Internal error"), sprintf(_("File '%s' could not be deleted."), $directory."/".$file), ERROR_DIALOG);
1888 // This should never be reached
1889 }
1890 } elseif(is_dir($directory."/".$file) &&
1891 is_writable($directory."/".$file)) {
1892 // Just recursively delete it
1893 rmdirRecursive($directory."/".$file);
1894 }
1895 }
1896 // We should now create a fresh revision file
1897 clean_smarty_compile_dir($directory);
1898 } else {
1899 // Revision matches, nothing to do
1900 }
1901 }
1902 } else {
1903 // Smarty compile dir is not accessible
1904 // (Smarty will warn about this)
1905 }
1906 }
1909 function create_revision($revision_file, $revision)
1910 {
1911 $result= false;
1913 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1914 if($fh= fopen($revision_file, "w")) {
1915 if(fwrite($fh, $revision)) {
1916 $result= true;
1917 }
1918 }
1919 fclose($fh);
1920 } else {
1921 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1922 }
1924 return $result;
1925 }
1928 function compare_revision($revision_file, $revision)
1929 {
1930 // false means revision differs
1931 $result= false;
1933 if(file_exists($revision_file) && is_readable($revision_file)) {
1934 // Open file
1935 if($fh= fopen($revision_file, "r")) {
1936 // Compare File contents with current revision
1937 if($revision == fread($fh, filesize($revision_file))) {
1938 $result= true;
1939 }
1940 } else {
1941 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1942 }
1943 // Close file
1944 fclose($fh);
1945 }
1947 return $result;
1948 }
1951 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1952 {
1953 $str = ""; // Our return value will be saved in this var
1955 $color = dechex($percentage+150);
1956 $color2 = dechex(150 - $percentage);
1957 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1959 $progress = (int)(($percentage /100)*$width);
1961 /* If theres a better solution for this, use it... */
1962 $str = "\n <div style=\" width:".($width)."px; ";
1963 $str.= "\n height:".($height)."px; ";
1964 $str.= "\n background-color:#000000; ";
1965 $str.= "\n padding:1px;\" > ";
1967 $str.= "\n <div style=\" width:".($width)."px; ";
1968 $str.= "\n background-color:#$bgcolor; ";
1969 $str.= "\n height:".($height)."px;\" > ";
1971 if(($height >10)&&($showvalue)){
1972 $str.= "\n <font style=\"font-size:".($height-2)."px; ";
1973 $str.= "\n color:#FF0000; align:middle; ";
1974 $str.= "\n padding-left:".((int)(($width*0.4)))."px; \"> ";
1975 $str.= "\n <b>".$percentage."%</b> ";
1976 $str.= "\n </font> ";
1977 }
1979 $str.= "\n <div style=\" width:".$progress."px; ";
1980 $str.= "\n height:".$height."px; ";
1981 $str.= "\n background-color:#".$color2.$color2.$color."; \" >";
1982 $str.= "\n </div>";
1983 $str.= "\n </div>";
1984 $str.= "\n </div>";
1986 return($str);
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'] = "2.4";
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"]= "2.4";
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"] = "2.4";
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" => "2.4"),
2232 "gosaDepartment" => array("version" => "2.4"),
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" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2237 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2238 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2239 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2240 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2241 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2242 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2243 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2244 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2245 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2246 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2247 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2248 "goLdapServer" => array("version" => "2.4"),
2249 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2250 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2251 "goKrbServer" => array("version" => "2.4"),
2252 "goFaxServer" => array("version" => "2.4", "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'] = "2.4";
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 = $ldap->fetch ();
2435 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2436 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2437 $deactivated = TRUE;
2438 }else{
2439 $deactivated = FALSE;
2440 }
2442 /* Is ensure that clear passwords will stay clear */
2443 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2444 $hash = "clear";
2445 }
2447 // Detect the encryption Method
2448 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2450 /* Check for supported algorithm */
2451 mt_srand((double) microtime()*1000000);
2453 /* Extract used hash */
2454 if ($hash == ""){
2455 $test = passwordMethod::get_method($attrs['userPassword'][0],$dn);
2456 } else {
2457 $test = new $available[$hash]($config,$dn);
2458 $test->set_hash($hash);
2459 }
2461 } else {
2462 // User MD5 by default
2463 $hash= "md5";
2464 $test = new $available['md5']($config);
2465 }
2467 /* Feed password backends with information */
2468 $test->dn= $dn;
2469 $test->attrs= $attrs;
2470 $newpass= $test->generate_hash($password);
2472 // Update shadow timestamp?
2473 if (isset($attrs["shadowLastChange"][0])){
2474 $shadow= (int)(date("U") / 86400);
2475 } else {
2476 $shadow= 0;
2477 }
2479 // Write back modified entry
2480 $ldap->cd($dn);
2481 $attrs= array();
2483 // Not for groups
2484 if ($mode == 0){
2486 if ($shadow != 0){
2487 $attrs['shadowLastChange']= $shadow;
2488 }
2490 // Create SMB Password
2491 $attrs= generate_smb_nt_hash($password);
2492 }
2494 /* Read ! if user was deactivated */
2495 if($deactivated){
2496 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2497 }
2499 $attrs['userPassword']= array();
2500 $attrs['userPassword']= $newpass;
2502 $ldap->modify($attrs);
2504 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2506 if (!$ldap->success()) {
2507 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, ERROR_DIALOG));
2508 } else {
2510 /* Run backend method for change/create */
2511 if(!$test->set_password($password)){
2512 return(FALSE);
2513 }
2515 /* Find postmodify entries for this class */
2516 $command= $config->search("password", "POSTMODIFY",array('menu'));
2518 if ($command != ""){
2519 /* Walk through attribute list */
2520 $command= preg_replace("/%userPassword/", $password, $command);
2521 $command= preg_replace("/%dn/", $dn, $command);
2523 if (check_command($command)){
2524 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2525 exec($command);
2526 } else {
2527 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2528 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2529 }
2530 }
2531 }
2532 return(TRUE);
2533 }
2536 // Return something like array['sambaLMPassword']= "lalla..."
2537 function generate_smb_nt_hash($password)
2538 {
2539 global $config;
2541 # Try to use gosa-si?
2542 if ($config->get_cfg_value("gosaSupportURI") != ""){
2543 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2544 if (isset($res['XML']['HASH'])){
2545 $hash= $res['XML']['HASH'];
2546 } else {
2547 $hash= "";
2548 }
2549 } else {
2550 $tmp= $config->get_cfg_value('sambaHashHook')." ".escapeshellarg($password);
2551 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2553 exec($tmp, $ar);
2554 flush();
2555 reset($ar);
2556 $hash= current($ar);
2557 }
2559 if ($hash == "") {
2560 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2561 return ("");
2562 }
2564 list($lm,$nt)= split (":", trim($hash));
2566 if ($config->get_cfg_value("sambaversion") == 3) {
2567 $attrs['sambaLMPassword']= $lm;
2568 $attrs['sambaNTPassword']= $nt;
2569 $attrs['sambaPwdLastSet']= date('U');
2570 $attrs['sambaBadPasswordCount']= "0";
2571 $attrs['sambaBadPasswordTime']= "0";
2572 } else {
2573 $attrs['lmPassword']= $lm;
2574 $attrs['ntPassword']= $nt;
2575 $attrs['pwdLastSet']= date('U');
2576 }
2577 return($attrs);
2578 }
2581 function getEntryCSN($dn)
2582 {
2583 global $config;
2584 if(empty($dn) || !is_object($config)){
2585 return("");
2586 }
2588 /* Get attribute that we should use as serial number */
2589 $attr= $config->get_cfg_value("modificationDetectionAttribute");
2590 if($attr != ""){
2591 $ldap = $config->get_ldap_link();
2592 $ldap->cat($dn,array($attr));
2593 $csn = $ldap->fetch();
2594 if(isset($csn[$attr][0])){
2595 return($csn[$attr][0]);
2596 }
2597 }
2598 return("");
2599 }
2602 /* Add a given objectClass to an attrs entry */
2603 function add_objectClass($classes, &$attrs)
2604 {
2605 if (is_array($classes)){
2606 $list= $classes;
2607 } else {
2608 $list= array($classes);
2609 }
2611 foreach ($list as $class){
2612 $attrs['objectClass'][]= $class;
2613 }
2614 }
2617 /* Removes a given objectClass from the attrs entry */
2618 function remove_objectClass($classes, &$attrs)
2619 {
2620 if (isset($attrs['objectClass'])){
2621 /* Array? */
2622 if (is_array($classes)){
2623 $list= $classes;
2624 } else {
2625 $list= array($classes);
2626 }
2628 $tmp= array();
2629 foreach ($attrs['objectClass'] as $oc) {
2630 foreach ($list as $class){
2631 if (strtolower($oc) != strtolower($class)){
2632 $tmp[]= $oc;
2633 }
2634 }
2635 }
2636 $attrs['objectClass']= $tmp;
2637 }
2638 }
2640 /*! \brief Initialize a file download with given content, name and data type.
2641 * @param data String The content to send.
2642 * @param name String The name of the file.
2643 * @param type String The content identifier, default value is "application/octet-stream";
2644 */
2645 function send_binary_content($data,$name,$type = "application/octet-stream")
2646 {
2647 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2648 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2649 header("Cache-Control: no-cache");
2650 header("Pragma: no-cache");
2651 header("Cache-Control: post-check=0, pre-check=0");
2652 header("Content-type: ".$type."");
2654 $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
2656 /* Strip name if it is a complete path */
2657 if (preg_match ("/\//", $name)) {
2658 $name= basename($name);
2659 }
2661 /* force download dialog */
2662 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2663 header('Content-Disposition: filename="'.$name.'"');
2664 } else {
2665 header('Content-Disposition: attachment; filename="'.$name.'"');
2666 }
2668 echo $data;
2669 exit();
2670 }
2673 function reverse_html_entities($str,$type = ENT_QUOTES , $charset = "UTF-8")
2674 {
2675 if(is_string($str)){
2676 return(htmlentities($str,$type,$charset));
2677 }elseif(is_array($str)){
2678 foreach($str as $name => $value){
2679 $str[$name] = reverse_html_entities($value,$type,$charset);
2680 }
2681 }
2682 return($str);
2683 }
2686 /*! \brief Encode special string characters so we can use the string in \
2687 HTML output, without breaking quotes.
2688 @param The String we want to encode.
2689 @return The encoded String
2690 */
2691 function xmlentities($str)
2692 {
2693 if(is_string($str)){
2695 static $asc2uni= array();
2696 if (!count($asc2uni)){
2697 for($i=128;$i<256;$i++){
2698 # $asc2uni[chr($i)] = "&#x".dechex($i).";";
2699 }
2700 }
2702 $str = str_replace("&", "&", $str);
2703 $str = str_replace("<", "<", $str);
2704 $str = str_replace(">", ">", $str);
2705 $str = str_replace("'", "'", $str);
2706 $str = str_replace("\"", """, $str);
2707 $str = str_replace("\r", "", $str);
2708 $str = strtr($str,$asc2uni);
2709 return $str;
2710 }elseif(is_array($str)){
2711 foreach($str as $name => $value){
2712 $str[$name] = xmlentities($value);
2713 }
2714 }
2715 return($str);
2716 }
2719 /*! \brief Updates all accessTo attributes from a given value to a new one.
2720 For example if a host is renamed.
2721 @param String $from The source accessTo name.
2722 @param String $to The destination accessTo name.
2723 */
2724 function update_accessTo($from,$to)
2725 {
2726 global $config;
2727 $ldap = $config->get_ldap_link();
2728 $ldap->cd($config->current['BASE']);
2729 $ldap->search("(&(objectClass=trustAccount)(accessTo=".$from."))",array("objectClass","accessTo"));
2730 while($attrs = $ldap->fetch()){
2731 $new_attrs = array("accessTo" => array());
2732 $dn = $attrs['dn'];
2733 for($i = 0 ; $i < $attrs['objectClass']['count']; $i++){
2734 $new_attrs['objectClass'][] = $attrs['objectClass'][$i];
2735 }
2736 for($i = 0 ; $i < $attrs['accessTo']['count']; $i++){
2737 if($attrs['accessTo'][$i] == $from){
2738 if(!empty($to)){
2739 $new_attrs['accessTo'][] = $to;
2740 }
2741 }else{
2742 $new_attrs['accessTo'][] = $attrs['accessTo'][$i];
2743 }
2744 }
2745 $ldap->cd($dn);
2746 $ldap->modify($new_attrs);
2747 if (!$ldap->success()){
2748 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, "update_accessTo($from,$to)"));
2749 }
2750 new log("modify","update_accessTo($from,$to)",$dn,array_keys($new_attrs),$ldap->get_error());
2751 }
2752 }
2755 function get_random_char () {
2756 $randno = rand (0, 63);
2757 if ($randno < 12) {
2758 return (chr ($randno + 46)); // Digits, '/' and '.'
2759 } else if ($randno < 38) {
2760 return (chr ($randno + 53)); // Uppercase
2761 } else {
2762 return (chr ($randno + 59)); // Lowercase
2763 }
2764 }
2767 function cred_encrypt($input, $password) {
2769 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2770 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2772 return bin2hex(mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $password, $input, MCRYPT_MODE_ECB, $iv));
2774 }
2776 function cred_decrypt($input,$password) {
2777 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2778 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2780 return mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $password, pack("H*", $input), MCRYPT_MODE_ECB, $iv);
2781 }
2784 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2785 ?>