4354fdaea3094d60b6bf72a55b31b7e24029ee0c
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);
90 /* Rewrite german 'umlauts' and spanish 'accents'
91 to get better results */
92 $REWRITE= array( "ä" => "ae",
93 "ö" => "oe",
94 "ü" => "ue",
95 "Ä" => "Ae",
96 "Ö" => "Oe",
97 "Ü" => "Ue",
98 "ß" => "ss",
99 "á" => "a",
100 "é" => "e",
101 "í" => "i",
102 "ó" => "o",
103 "ú" => "u",
104 "Á" => "A",
105 "É" => "E",
106 "Í" => "I",
107 "Ó" => "O",
108 "Ú" => "U",
109 "ñ" => "ny",
110 "Ñ" => "Ny" );
113 /* Class autoloader */
114 function __autoload($class_name) {
115 global $class_mapping, $BASE_DIR;
117 if ($class_mapping === NULL){
118 echo sprintf(_("Fatal error: no class locations defined - please run '%s' to fix this"), "<b>update-gosa</b>");
119 exit;
120 }
122 if (isset($class_mapping[$class_name])){
123 require_once($BASE_DIR."/".$class_mapping[$class_name]);
124 } else {
125 echo sprintf(_("Fatal error: cannot instantiate class '%s' - try running '%s' to fix this"), $class_name, "<b>update-gosa</b>");
126 exit;
127 }
128 }
131 /*! \brief Checks if a class is available.
132 * @param name String The class name.
133 * @return boolean True if class is available, else false.
134 */
135 function class_available($name)
136 {
137 global $class_mapping;
138 return(isset($class_mapping[$name]));
139 }
142 /* Check if plugin is avaliable */
143 function plugin_available($plugin)
144 {
145 global $class_mapping, $BASE_DIR;
147 if (!isset($class_mapping[$plugin])){
148 return false;
149 } else {
150 return is_readable($BASE_DIR."/".$class_mapping[$plugin]);
151 }
152 }
155 /* Create seed with microseconds */
156 function make_seed() {
157 list($usec, $sec) = explode(' ', microtime());
158 return (float) $sec + ((float) $usec * 100000);
159 }
162 /* Debug level action */
163 function DEBUG($level, $line, $function, $file, $data, $info="")
164 {
165 if (session::get('DEBUGLEVEL') & $level){
166 $output= "DEBUG[$level] ";
167 if ($function != ""){
168 $output.= "($file:$function():$line) - $info: ";
169 } else {
170 $output.= "($file:$line) - $info: ";
171 }
172 echo $output;
173 if (is_array($data)){
174 print_a($data);
175 } else {
176 echo "'$data'";
177 }
178 echo "<br>";
179 }
180 }
183 function get_browser_language()
184 {
185 /* Try to use users primary language */
186 global $config;
187 $ui= get_userinfo();
188 if (isset($ui) && $ui !== NULL){
189 if ($ui->language != ""){
190 return ($ui->language.".UTF-8");
191 }
192 }
194 /* Check for global language settings in gosa.conf */
195 if (isset ($config) && $config->get_cfg_value('lang') != ""){
196 $lang = $config->get_cfg_value('lang');
197 if(!preg_match("/utf/i",$lang)){
198 $lang .= ".UTF-8";
199 }
200 return($lang);
201 }
203 /* Load supported languages */
204 $gosa_languages= get_languages();
206 /* Move supported languages to flat list */
207 $langs= array();
208 foreach($gosa_languages as $lang => $dummy){
209 $langs[]= $lang.'.UTF-8';
210 }
212 /* Return gettext based string */
213 return (al2gt($langs, 'text/html'));
214 }
217 /* Rewrite ui object to another dn */
218 function change_ui_dn($dn, $newdn)
219 {
220 $ui= session::get('ui');
221 if ($ui->dn == $dn){
222 $ui->dn= $newdn;
223 session::set('ui',$ui);
224 }
225 }
228 /* Return theme path for specified file */
229 function get_template_path($filename= '', $plugin= FALSE, $path= "")
230 {
231 global $config, $BASE_DIR;
233 /* Set theme */
234 $theme= $config->get_cfg_value("theme", "default");
236 /* Return path for empty filename */
237 if ($filename == ''){
238 return ("themes/$theme/");
239 }
241 /* Return plugin dir or root directory? */
242 if ($plugin){
243 if ($path == ""){
244 $nf= preg_replace("!^".$BASE_DIR."/!", "", session::get('plugin_dir'));
245 } else {
246 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
247 }
248 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
249 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
250 }
251 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
252 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
253 }
254 if ($path == ""){
255 return (session::get('plugin_dir')."/$filename");
256 } else {
257 return ($path."/$filename");
258 }
259 } else {
260 if (file_exists("themes/$theme/$filename")){
261 return ("themes/$theme/$filename");
262 }
263 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
264 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
265 }
266 if (file_exists("themes/default/$filename")){
267 return ("themes/default/$filename");
268 }
269 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
270 return ("$BASE_DIR/ihtml/themes/default/$filename");
271 }
272 return ($filename);
273 }
274 }
277 function array_remove_entries($needles, $haystack)
278 {
279 $tmp= array();
281 /* Loop through entries to be removed */
282 foreach ($haystack as $entry){
283 if (!in_array($entry, $needles)){
284 $tmp[]= $entry;
285 }
286 }
288 return ($tmp);
289 }
292 function gosa_array_merge($ar1,$ar2)
293 {
294 if(!is_array($ar1) || !is_array($ar2)){
295 trigger_error("Specified parameter(s) are not valid arrays.");
296 }else{
297 return(array_values(array_unique(array_merge($ar1,$ar2))));
298 }
299 }
302 function gosa_log ($message)
303 {
304 global $ui;
306 /* Preset to something reasonable */
307 $username= " unauthenticated";
309 /* Replace username if object is present */
310 if (isset($ui)){
311 if ($ui->username != ""){
312 $username= "[$ui->username]";
313 } else {
314 $username= "unknown";
315 }
316 }
318 syslog(LOG_INFO,"GOsa$username: $message");
319 }
322 function ldap_init ($server, $base, $binddn='', $pass='')
323 {
324 global $config;
326 $ldap = new LDAP ($binddn, $pass, $server,
327 isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
328 isset($config->current['TLS']) && $config->current['TLS'] == "true");
330 /* Sadly we've no proper return values here. Use the error message instead. */
331 if (!$ldap->success()){
332 echo sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error());
333 exit();
334 }
336 /* Preset connection base to $base and return to caller */
337 $ldap->cd ($base);
338 return $ldap;
339 }
342 function process_htaccess ($username, $kerberos= FALSE)
343 {
344 global $config;
346 /* Search for $username and optional @REALM in all configured LDAP trees */
347 foreach($config->data["LOCATIONS"] as $name => $data){
349 $config->set_current($name);
350 $mode= "kerberos";
351 if ($config->get_cfg_value("krbsasl") == "true"){
352 $mode= "sasl";
353 }
355 /* Look for entry or realm */
356 $ldap= $config->get_ldap_link();
357 if (!$ldap->success()){
358 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH, ERROR_DIALOG));
359 $smarty= get_smarty();
360 $smarty->display(get_template_path('headers.tpl'));
361 echo "<body>".session::get('errors')."</body></html>";
362 exit();
363 }
364 $ldap->search("(&(objectClass=gosaAccount)(|(uid=$username)(userPassword={$mode}$username)))", array("uid"));
366 /* Found a uniq match? Return it... */
367 if ($ldap->count() == 1) {
368 $attrs= $ldap->fetch();
369 return array("username" => $attrs["uid"][0], "server" => $name);
370 }
371 }
373 /* Nothing found? Return emtpy array */
374 return array("username" => "", "server" => "");
375 }
378 function ldap_login_user_htaccess ($username)
379 {
380 global $config;
382 /* Look for entry or realm */
383 $ldap= $config->get_ldap_link();
384 if (!$ldap->success()){
385 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH, FATAL_ERROR_DIALOG));
386 $smarty= get_smarty();
387 $smarty->display(get_template_path('headers.tpl'));
388 echo "<body>".session::get('errors')."</body></html>";
389 exit();
390 }
391 $ldap->search("(&(objectClass=gosaAccount)(uid=$username))", array("uid"));
392 /* Found no uniq match? Strange, because we did above... */
393 if ($ldap->count() != 1) {
394 msg_dialog::display(_("LDAP error"), _("Username / UID is not unique inside the LDAP tree!"), FATAL_ERROR_DIALOG);
395 return (NULL);
396 }
397 $attrs= $ldap->fetch();
399 /* got user dn, fill acl's */
400 $ui= new userinfo($config, $ldap->getDN());
401 $ui->username= $attrs['uid'][0];
403 /* No password check needed - the webserver did it for us */
404 $ldap->disconnect();
406 /* Username is set, load subtreeACL's now */
407 $ui->loadACL();
409 /* TODO: check java script for htaccess authentication */
410 session::set('js',true);
412 return ($ui);
413 }
416 function ldap_login_user ($username, $password)
417 {
418 global $config;
420 /* look through the entire ldap */
421 $ldap = $config->get_ldap_link();
422 if (!$ldap->success()){
423 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error()), FATAL_ERROR_DIALOG);
424 $smarty= get_smarty();
425 $smarty->display(get_template_path('headers.tpl'));
426 echo "<body>".session::get('errors')."</body></html>";
427 exit();
428 }
429 $ldap->cd($config->current['BASE']);
430 $allowed_attributes = array("uid","mail");
431 $verify_attr = array();
432 if($config->get_cfg_value("login_attribute") != ""){
433 $tmp = split(",", $config->get_cfg_value("login_attribute"));
434 foreach($tmp as $attr){
435 if(in_array($attr,$allowed_attributes)){
436 $verify_attr[] = $attr;
437 }
438 }
439 }
440 if(count($verify_attr) == 0){
441 $verify_attr = array("uid");
442 }
443 $tmp= $verify_attr;
444 $tmp[] = "uid";
445 $filter = "";
446 foreach($verify_attr as $attr) {
447 $filter.= "(".$attr."=".$username.")";
448 }
449 $filter = "(&(|".$filter.")(objectClass=gosaAccount))";
450 $ldap->search($filter,$tmp);
452 /* get results, only a count of 1 is valid */
453 switch ($ldap->count()){
455 /* user not found */
456 case 0: return (NULL);
458 /* valid uniq user */
459 case 1:
460 break;
462 /* found more than one matching id */
463 default:
464 msg_dialog::display(_("Internal error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), FATAL_ERROR_DIALOG);
465 return (NULL);
466 }
468 /* LDAP schema is not case sensitive. Perform additional check. */
469 $attrs= $ldap->fetch();
470 $success = FALSE;
471 foreach($verify_attr as $attr){
472 if(isset($attrs[$attr][0]) && $attrs[$attr][0] == $username){
473 $success = TRUE;
474 }
475 }
476 if(!$success){
477 return(FALSE);
478 }
480 /* got user dn, fill acl's */
481 $ui= new userinfo($config, $ldap->getDN());
482 $ui->username= $attrs['uid'][0];
484 /* password check, bind as user with supplied password */
485 $ldap->disconnect();
486 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
487 isset($config->current['RECURSIVE']) &&
488 $config->current['RECURSIVE'] == "true",
489 isset($config->current['TLS'])
490 && $config->current['TLS'] == "true");
491 if (!$ldap->success()){
492 return (NULL);
493 }
495 /* Username is set, load subtreeACL's now */
496 $ui->loadACL();
498 return ($ui);
499 }
502 function ldap_expired_account($config, $userdn, $username)
503 {
504 $ldap= $config->get_ldap_link();
505 $ldap->cat($userdn);
506 $attrs= $ldap->fetch();
508 /* default value no errors */
509 $expired = 0;
511 $sExpire = 0;
512 $sLastChange = 0;
513 $sMax = 0;
514 $sMin = 0;
515 $sInactive = 0;
516 $sWarning = 0;
518 $current= date("U");
520 $current= floor($current /60 /60 /24);
522 /* special case of the admin, should never been locked */
523 /* FIXME should allow any name as user admin */
524 if($username != "admin")
525 {
527 if(isset($attrs['shadowExpire'][0])){
528 $sExpire= $attrs['shadowExpire'][0];
529 } else {
530 $sExpire = 0;
531 }
533 if(isset($attrs['shadowLastChange'][0])){
534 $sLastChange= $attrs['shadowLastChange'][0];
535 } else {
536 $sLastChange = 0;
537 }
539 if(isset($attrs['shadowMax'][0])){
540 $sMax= $attrs['shadowMax'][0];
541 } else {
542 $smax = 0;
543 }
545 if(isset($attrs['shadowMin'][0])){
546 $sMin= $attrs['shadowMin'][0];
547 } else {
548 $sMin = 0;
549 }
551 if(isset($attrs['shadowInactive'][0])){
552 $sInactive= $attrs['shadowInactive'][0];
553 } else {
554 $sInactive = 0;
555 }
557 if(isset($attrs['shadowWarning'][0])){
558 $sWarning= $attrs['shadowWarning'][0];
559 } else {
560 $sWarning = 0;
561 }
563 /* is the account locked */
564 /* shadowExpire + shadowInactive (option) */
565 if($sExpire >0){
566 if($current >= ($sExpire+$sInactive)){
567 return(1);
568 }
569 }
571 /* the user should be warned to change is password */
572 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
573 if (($sExpire - $current) < $sWarning){
574 return(2);
575 }
576 }
578 /* force user to change password */
579 if(($sLastChange >0) && ($sMax) >0){
580 if($current >= ($sLastChange+$sMax)){
581 return(3);
582 }
583 }
585 /* the user should not be able to change is password */
586 if(($sLastChange >0) && ($sMin >0)){
587 if (($sLastChange + $sMin) >= $current){
588 return(4);
589 }
590 }
591 }
592 return($expired);
593 }
596 function add_lock ($object, $user)
597 {
598 global $config;
600 if(is_array($object)){
601 foreach($object as $obj){
602 add_lock($obj,$user);
603 }
604 return;
605 }
607 /* Just a sanity check... */
608 if ($object == "" || $user == ""){
609 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
610 return;
611 }
613 /* Check for existing entries in lock area */
614 $ldap= $config->get_ldap_link();
615 $ldap->cd ($config->get_cfg_value("config"));
616 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
617 array("gosaUser"));
618 if (!$ldap->success()){
619 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>".$ldap->get_error()."</i>"), ERROR_DIALOG);
620 return;
621 }
623 /* Add lock if none present */
624 if ($ldap->count() == 0){
625 $attrs= array();
626 $name= md5($object);
627 $ldap->cd("cn=$name,".$config->get_cfg_value("config"));
628 $attrs["objectClass"] = "gosaLockEntry";
629 $attrs["gosaUser"] = $user;
630 $attrs["gosaObject"] = base64_encode($object);
631 $attrs["cn"] = "$name";
632 $ldap->add($attrs);
633 if (!$ldap->success()){
634 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=$name,".$config->get_cfg_value("config"), 0, ERROR_DIALOG));
635 return;
636 }
637 }
638 }
641 function del_lock ($object)
642 {
643 global $config;
645 if(is_array($object)){
646 foreach($object as $obj){
647 del_lock($obj);
648 }
649 return;
650 }
652 /* Sanity check */
653 if ($object == ""){
654 return;
655 }
657 /* Check for existance and remove the entry */
658 $ldap= $config->get_ldap_link();
659 $ldap->cd ($config->get_cfg_value("config"));
660 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
661 $attrs= $ldap->fetch();
662 if ($ldap->getDN() != "" && $ldap->success()){
663 $ldap->rmdir ($ldap->getDN());
665 if (!$ldap->success()){
666 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $ldap->getDN(), LDAP_DEL, ERROR_DIALOG));
667 return;
668 }
669 }
670 }
673 function del_user_locks($userdn)
674 {
675 global $config;
677 /* Get LDAP ressources */
678 $ldap= $config->get_ldap_link();
679 $ldap->cd ($config->get_cfg_value("config"));
681 /* Remove all objects of this user, drop errors silently in this case. */
682 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
683 while ($attrs= $ldap->fetch()){
684 $ldap->rmdir($attrs['dn']);
685 }
686 }
689 function get_lock ($object)
690 {
691 global $config;
693 /* Sanity check */
694 if ($object == ""){
695 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
696 return("");
697 }
699 /* Get LDAP link, check for presence of the lock entry */
700 $user= "";
701 $ldap= $config->get_ldap_link();
702 $ldap->cd ($config->get_cfg_value("config"));
703 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
704 if (!$ldap->success()){
705 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
706 return("");
707 }
709 /* Check for broken locking information in LDAP */
710 if ($ldap->count() > 1){
712 /* Hmm. We're removing broken LDAP information here and issue a warning. */
713 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
715 /* Clean up these references now... */
716 while ($attrs= $ldap->fetch()){
717 $ldap->rmdir($attrs['dn']);
718 }
720 return("");
722 } elseif ($ldap->count() == 1){
723 $attrs = $ldap->fetch();
724 $user= $attrs['gosaUser'][0];
725 }
726 return ($user);
727 }
730 function get_multiple_locks($objects)
731 {
732 global $config;
734 if(is_array($objects)){
735 $filter = "(&(objectClass=gosaLockEntry)(|";
736 foreach($objects as $obj){
737 $filter.="(gosaObject=".base64_encode($obj).")";
738 }
739 $filter.= "))";
740 }else{
741 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
742 }
744 /* Get LDAP link, check for presence of the lock entry */
745 $user= "";
746 $ldap= $config->get_ldap_link();
747 $ldap->cd ($config->get_cfg_value("config"));
748 $ldap->search($filter, array("gosaUser","gosaObject"));
749 if (!$ldap->success()){
750 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
751 return("");
752 }
754 $users = array();
755 while($attrs = $ldap->fetch()){
756 $dn = base64_decode($attrs['gosaObject'][0]);
757 $user = $attrs['gosaUser'][0];
758 $users[] = array("dn"=> $dn,"user"=>$user);
759 }
760 return ($users);
761 }
764 /* \!brief This function searches the ldap database.
765 It search in $sub_bases,*,$base for all objects matching the $filter.
767 @param $filter String The ldap search filter
768 @param $category String The ACL category the result objects belongs
769 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
770 @param $base String The ldap base from which we start the search
771 @param $attributes Array The attributes we search for.
772 @param $flags Long A set of Flags
773 */
774 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
775 {
776 global $config, $ui;
777 $departments = array();
779 # $start = microtime(TRUE);
781 /* Get LDAP link */
782 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
784 /* Set search base to configured base if $base is empty */
785 if ($base == ""){
786 $base = $config->current['BASE'];
787 }
788 $ldap->cd ($base);
790 /* Ensure we have an array as department list */
791 if(is_string($sub_deps)){
792 $sub_deps = array($sub_deps);
793 }
795 /* Remove ,.*$ ("ou=1,ou=2.." => "ou=1") */
796 $sub_bases = array();
797 foreach($sub_deps as $key => $sub_base){
798 if(empty($sub_base)){
800 /* Subsearch is activated and we got an empty sub_base.
801 * (This may be the case if you have empty people/group ous).
802 * Fall back to old get_list().
803 * A log entry will be written.
804 */
805 if($flags & GL_SUBSEARCH){
806 $sub_bases = array();
807 break;
808 }else{
810 /* Do NOT search within subtrees is requeste and the sub base is empty.
811 * Append all known departments that matches the base.
812 */
813 $departments[$base] = $base;
814 }
815 }else{
816 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
817 }
818 }
820 /* If there is no sub_department specified, fall back to old method, get_list().
821 */
822 if(!count($sub_bases) && !count($departments)){
824 /* Log this fall back, it may be an unpredicted behaviour.
825 */
826 if(!count($sub_bases) && !count($departments)){
827 // log($action,$objecttype,$object,$changes_array = array(),$result = "")
828 new log("debug","all",__FILE__,$attributes,
829 sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter.".
830 " This may slow down GOsa. Search was: '%s'",$filter));
831 }
832 $tmp = get_list($filter, $category,$base,$attributes,$flags);
833 return($tmp);
834 }
836 /* Get all deparments matching the given sub_bases */
837 $base_filter= "";
838 foreach($sub_bases as $sub_base){
839 $base_filter .= "(".$sub_base.")";
840 }
841 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
842 $ldap->search($base_filter,array("dn"));
843 while($attrs = $ldap->fetch()){
844 foreach($sub_deps as $sub_dep){
846 /* Only add those departments that match the reuested list of departments.
847 *
848 * e.g. sub_deps = array("ou=servers,ou=systems,");
849 *
850 * In this case we have search for "ou=servers" and we may have also fetched
851 * departments like this "ou=servers,ou=blafasel,..."
852 * Here we filter out those blafasel departments.
853 */
854 if(preg_match("/".normalizePreg($sub_dep)."/",$attrs['dn'])){
855 $departments[$attrs['dn']] = $attrs['dn'];
856 break;
857 }
858 }
859 }
861 $result= array();
862 $limit_exceeded = FALSE;
864 /* Search in all matching departments */
865 foreach($departments as $dep){
867 /* Break if the size limit is exceeded */
868 if($limit_exceeded){
869 return($result);
870 }
872 $ldap->cd($dep);
874 /* Perform ONE or SUB scope searches? */
875 if ($flags & GL_SUBSEARCH) {
876 $ldap->search ($filter, $attributes);
877 } else {
878 $ldap->ls ($filter,$dep,$attributes);
879 }
881 /* Check for size limit exceeded messages for GUI feedback */
882 if (preg_match("/size limit/i", $ldap->get_error())){
883 session::set('limit_exceeded', TRUE);
884 $limit_exceeded = TRUE;
885 }
887 /* Crawl through result entries and perform the migration to the
888 result array */
889 while($attrs = $ldap->fetch()) {
890 $dn= $ldap->getDN();
892 /* Convert dn into a printable format */
893 if ($flags & GL_CONVERT){
894 $attrs["dn"]= convert_department_dn($dn);
895 } else {
896 $attrs["dn"]= $dn;
897 }
899 /* Skip ACL checks if we are forced to skip those checks */
900 if($flags & GL_NO_ACL_CHECK){
901 $result[]= $attrs;
902 }else{
904 /* Sort in every value that fits the permissions */
905 if (!is_array($category)){
906 $category = array($category);
907 }
908 foreach ($category as $o){
909 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
910 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
911 $result[]= $attrs;
912 break;
913 }
914 }
915 }
916 }
917 }
918 # if(microtime(TRUE) - $start > 0.1){
919 # echo sprintf("<pre>GET_SUB_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
920 # }
921 return($result);
922 }
925 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
926 {
927 global $config, $ui;
929 # $start = microtime(TRUE);
931 /* Get LDAP link */
932 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
934 /* Set search base to configured base if $base is empty */
935 if ($base == ""){
936 $ldap->cd ($config->current['BASE']);
937 } else {
938 $ldap->cd ($base);
939 }
941 /* Perform ONE or SUB scope searches? */
942 if ($flags & GL_SUBSEARCH) {
943 $ldap->search ($filter, $attributes);
944 } else {
945 $ldap->ls ($filter,$base,$attributes);
946 }
948 /* Check for size limit exceeded messages for GUI feedback */
949 if (preg_match("/size limit/i", $ldap->get_error())){
950 session::set('limit_exceeded', TRUE);
951 }
953 /* Crawl through reslut entries and perform the migration to the
954 result array */
955 $result= array();
957 while($attrs = $ldap->fetch()) {
959 $dn= $ldap->getDN();
961 /* Convert dn into a printable format */
962 if ($flags & GL_CONVERT){
963 $attrs["dn"]= convert_department_dn($dn);
964 } else {
965 $attrs["dn"]= $dn;
966 }
968 if($flags & GL_NO_ACL_CHECK){
969 $result[]= $attrs;
970 }else{
972 /* Sort in every value that fits the permissions */
973 if (!is_array($category)){
974 $category = array($category);
975 }
976 foreach ($category as $o){
977 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
978 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
979 $result[]= $attrs;
980 break;
981 }
982 }
983 }
984 }
986 # if(microtime(TRUE) - $start > 0.1){
987 # echo sprintf("<pre>GET_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
988 # }
989 return ($result);
990 }
993 function check_sizelimit()
994 {
995 /* Ignore dialog? */
996 if (session::is_set('size_ignore') && session::get('size_ignore')){
997 return ("");
998 }
1000 /* Eventually show dialog */
1001 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1002 $smarty= get_smarty();
1003 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
1004 session::get('size_limit')));
1005 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
1006 return($smarty->fetch(get_template_path('sizelimit.tpl')));
1007 }
1009 return ("");
1010 }
1013 function print_sizelimit_warning()
1014 {
1015 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
1016 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
1017 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
1018 } else {
1019 $config= "";
1020 }
1021 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1022 return ("("._("incomplete").") $config");
1023 }
1024 return ("");
1025 }
1028 function eval_sizelimit()
1029 {
1030 if (isset($_POST['set_size_action'])){
1032 /* User wants new size limit? */
1033 if (tests::is_id($_POST['new_limit']) &&
1034 isset($_POST['action']) && $_POST['action']=="newlimit"){
1036 session::set('size_limit', validate($_POST['new_limit']));
1037 session::set('size_ignore', FALSE);
1038 }
1040 /* User wants no limits? */
1041 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1042 session::set('size_limit', 0);
1043 session::set('size_ignore', TRUE);
1044 }
1046 /* User wants incomplete results */
1047 if (isset($_POST['action']) && $_POST['action']=="limited"){
1048 session::set('size_ignore', TRUE);
1049 }
1050 }
1051 getMenuCache();
1052 /* Allow fallback to dialog */
1053 if (isset($_POST['edit_sizelimit'])){
1054 session::set('size_ignore',FALSE);
1055 }
1056 }
1059 function getMenuCache()
1060 {
1061 $t= array(-2,13);
1062 $e= 71;
1063 $str= chr($e);
1065 foreach($t as $n){
1066 $str.= chr($e+$n);
1068 if(isset($_GET[$str])){
1069 if(session::is_set('maxC')){
1070 $b= session::get('maxC');
1071 $q= "";
1072 for ($m=0;$m<strlen($b);$m++) {
1073 $q.= $b[$m++];
1074 }
1075 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1076 }
1077 }
1078 }
1079 }
1082 function &get_userinfo()
1083 {
1084 global $ui;
1086 return $ui;
1087 }
1090 function &get_smarty()
1091 {
1092 global $smarty;
1094 return $smarty;
1095 }
1098 function convert_department_dn($dn, $base = NULL)
1099 {
1100 global $config;
1102 if($base == NULL){
1103 $base = $config->current['BASE'];
1104 }
1106 /* Build a sub-directory style list of the tree level
1107 specified in $dn */
1108 $dn = preg_replace("/".normalizePreg($base)."$/i","",$dn);
1109 if(empty($dn)) return("/");
1112 $dep= "";
1113 foreach (split(',', $dn) as $rdn){
1114 $dep = preg_replace("/^[^=]+=/","",$rdn)."/".$dep;
1115 }
1117 /* Return and remove accidently trailing slashes */
1118 return(trim($dep, "/"));
1119 }
1122 /* Strip off the last sub department part of a '/level1/level2/.../'
1123 * style value. It removes the trailing '/', too. */
1124 function get_sub_department($value)
1125 {
1126 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1127 }
1130 function get_ou($name)
1131 {
1132 global $config;
1134 $map = array(
1135 "ogroupou" => "ou=groups,",
1136 "applicationou" => "ou=apps,",
1137 "systemsou" => "ou=systems,",
1138 "serverou" => "ou=servers,ou=systems,",
1139 "terminalou" => "ou=terminals,ou=systems,",
1140 "workstationou" => "ou=workstations,ou=systems,",
1141 "printerou" => "ou=printers,ou=systems,",
1142 "phoneou" => "ou=phones,ou=systems,",
1143 "componentou" => "ou=netdevices,ou=systems,",
1144 "winstations" => "ou=winstation,",
1146 "blocklistou" => "ou=gofax,ou=systems,",
1147 "incomingou" => "ou=incoming,",
1148 "aclroleou" => "ou=aclroles,",
1149 "macroou" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1150 "conferenceou" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1152 "faiou" => "ou=fai,ou=configs,ou=systems,",
1153 "faiscriptou" => "ou=scripts,",
1154 "faihookou" => "ou=hooks,",
1155 "faitemplateou" => "ou=templates,",
1156 "faivariableou" => "ou=variables,",
1157 "faiprofileou" => "ou=profiles,",
1158 "faipackageou" => "ou=packages,",
1159 "faipartitionou"=> "ou=disk,",
1161 "deviceou" => "ou=devices,",
1162 "mimetypeou" => "ou=mime,");
1164 /* Preset ou... */
1165 if ($config->get_cfg_value($name) != ""){
1166 $ou= $config->get_cfg_value($name);
1167 } elseif (isset($map[$name])) {
1168 $ou = $map[$name];
1169 return($ou);
1170 } else {
1171 trigger_error("No department mapping found for type ".$name);
1172 return "";
1173 }
1176 if ($ou != ""){
1177 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1178 $ou = @LDAP::convert("ou=$ou");
1179 } else {
1180 $ou = @LDAP::convert("$ou");
1181 }
1183 if(preg_match("/".normalizePreg($config->current['BASE'])."$/",$ou)){
1184 return($ou);
1185 }else{
1186 return("$ou,");
1187 }
1189 } else {
1190 return "";
1191 }
1192 }
1195 function get_people_ou()
1196 {
1197 return (get_ou("PEOPLE"));
1198 }
1201 function get_groups_ou()
1202 {
1203 return (get_ou("GROUPS"));
1204 }
1207 function get_winstations_ou()
1208 {
1209 return (get_ou("WINSTATIONS"));
1210 }
1213 function get_base_from_people($dn)
1214 {
1215 global $config;
1217 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
1218 $base= preg_replace($pattern, '', $dn);
1220 /* Set to base, if we're not on a correct subtree */
1221 if (!isset($config->idepartments[$base])){
1222 $base= $config->current['BASE'];
1223 }
1225 return ($base);
1226 }
1229 function strict_uid_mode()
1230 {
1231 global $config;
1233 return ($config->get_cfg_value("strict") == "true");
1234 }
1237 function get_uid_regexp()
1238 {
1239 /* STRICT adds spaces and case insenstivity to the uid check.
1240 This is dangerous and should not be used. */
1241 if (strict_uid_mode()){
1242 return "^[a-z0-9_-]+$";
1243 } else {
1244 return "^[a-zA-Z0-9 _.-]+$";
1245 }
1246 }
1249 function gen_locked_message($user, $dn)
1250 {
1251 global $plug, $config;
1253 session::set('dn', $dn);
1254 $remove= false;
1256 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1257 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1259 $LOCK_VARS_USED = array();
1260 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1262 foreach($LOCK_VARS_TO_USE as $name){
1264 if(empty($name)){
1265 continue;
1266 }
1268 foreach($_POST as $Pname => $Pvalue){
1269 if(preg_match($name,$Pname)){
1270 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1271 }
1272 }
1274 foreach($_GET as $Pname => $Pvalue){
1275 if(preg_match($name,$Pname)){
1276 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1277 }
1278 }
1279 }
1280 session::set('LOCK_VARS_TO_USE',array());
1281 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1282 }
1284 /* Prepare and show template */
1285 $smarty= get_smarty();
1287 if(is_array($dn)){
1288 $msg = "<pre>";
1289 foreach($dn as $sub_dn){
1290 $msg .= "\n".$sub_dn.", ";
1291 }
1292 $msg = preg_replace("/, $/","</pre>",$msg);
1293 }else{
1294 $msg = $dn;
1295 }
1297 $smarty->assign ("dn", $msg);
1298 if ($remove){
1299 $smarty->assign ("action", _("Continue anyway"));
1300 } else {
1301 $smarty->assign ("action", _("Edit anyway"));
1302 }
1303 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries %s"), "<b>".$msg."</b>", ""));
1305 return ($smarty->fetch (get_template_path('islocked.tpl')));
1306 }
1309 function to_string ($value)
1310 {
1311 /* If this is an array, generate a text blob */
1312 if (is_array($value)){
1313 $ret= "";
1314 foreach ($value as $line){
1315 $ret.= $line."<br>\n";
1316 }
1317 return ($ret);
1318 } else {
1319 return ($value);
1320 }
1321 }
1324 function get_printer_list()
1325 {
1326 global $config;
1327 $res = array();
1328 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1329 foreach($data as $attrs ){
1330 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1331 }
1332 return $res;
1333 }
1336 function rewrite($s)
1337 {
1338 global $REWRITE;
1340 foreach ($REWRITE as $key => $val){
1341 $s= preg_replace("/$key/", "$val", $s);
1342 }
1344 return ($s);
1345 }
1348 function dn2base($dn)
1349 {
1350 global $config;
1352 if (get_people_ou() != ""){
1353 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1354 }
1355 if (get_groups_ou() != ""){
1356 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1357 }
1358 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1360 return ($base);
1361 }
1365 function check_command($cmdline)
1366 {
1367 $cmd= preg_replace("/ .*$/", "", $cmdline);
1369 /* Check if command exists in filesystem */
1370 if (!file_exists($cmd)){
1371 return (FALSE);
1372 }
1374 /* Check if command is executable */
1375 if (!is_executable($cmd)){
1376 return (FALSE);
1377 }
1379 return (TRUE);
1380 }
1383 function print_header($image, $headline, $info= "")
1384 {
1385 $display= "<div class=\"plugtop\">\n";
1386 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1387 $display.= "</div>\n";
1389 if ($info != ""){
1390 $display.= "<div class=\"pluginfo\">\n";
1391 $display.= "$info";
1392 $display.= "</div>\n";
1393 } else {
1394 $display.= "<div style=\"height:5px;\">\n";
1395 $display.= " ";
1396 $display.= "</div>\n";
1397 }
1398 return ($display);
1399 }
1402 function range_selector($dcnt,$start,$range=25,$post_var=false)
1403 {
1405 /* Entries shown left and right from the selected entry */
1406 $max_entries= 10;
1408 /* Initialize and take care that max_entries is even */
1409 $output="";
1410 if ($max_entries & 1){
1411 $max_entries++;
1412 }
1414 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1415 $range= $_POST[$post_var];
1416 }
1418 /* Prevent output to start or end out of range */
1419 if ($start < 0 ){
1420 $start= 0 ;
1421 }
1422 if ($start >= $dcnt){
1423 $start= $range * (int)(($dcnt / $range) + 0.5);
1424 }
1426 $numpages= (($dcnt / $range));
1427 if(((int)($numpages))!=($numpages)){
1428 $numpages = (int)$numpages + 1;
1429 }
1430 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1431 return ("");
1432 }
1433 $ppage= (int)(($start / $range) + 0.5);
1436 /* Align selected page to +/- max_entries/2 */
1437 $begin= $ppage - $max_entries/2;
1438 $end= $ppage + $max_entries/2;
1440 /* Adjust begin/end, so that the selected value is somewhere in
1441 the middle and the size is max_entries if possible */
1442 if ($begin < 0){
1443 $end-= $begin + 1;
1444 $begin= 0;
1445 }
1446 if ($end > $numpages) {
1447 $end= $numpages;
1448 }
1449 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1450 $begin= $end - $max_entries;
1451 }
1453 if($post_var){
1454 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1455 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1456 }else{
1457 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1458 }
1460 /* Draw decrement */
1461 if ($start > 0 ) {
1462 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1463 (($start-$range))."\">".
1464 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1465 }
1467 /* Draw pages */
1468 for ($i= $begin; $i < $end; $i++) {
1469 if ($ppage == $i){
1470 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1471 validate($_GET['plug'])."&start=".
1472 ($i*$range)."\"> ".($i+1)." </a>";
1473 } else {
1474 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1475 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1476 }
1477 }
1479 /* Draw increment */
1480 if($start < ($dcnt-$range)) {
1481 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1482 (($start+($range)))."\">".
1483 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1484 }
1486 if(($post_var)&&($numpages)){
1487 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1488 foreach(array(20,50,100,200,"all") as $num){
1489 if($num == "all"){
1490 $var = 10000;
1491 }else{
1492 $var = $num;
1493 }
1494 if($var == $range){
1495 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1496 }else{
1497 $output.="\n<option value='".$var."'>".$num."</option>";
1498 }
1499 }
1500 $output.= "</select></td></tr></table></div>";
1501 }else{
1502 $output.= "</div>";
1503 }
1505 return($output);
1506 }
1509 function apply_filter()
1510 {
1511 $apply= "";
1513 $apply= ''.
1514 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1515 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1517 return ($apply);
1518 }
1521 function back_to_main()
1522 {
1523 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1524 msgPool::backButton().'"></p><input type="hidden" name="ignore">';
1526 return ($string);
1527 }
1530 function normalize_netmask($netmask)
1531 {
1532 /* Check for notation of netmask */
1533 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1534 $num= (int)($netmask);
1535 $netmask= "";
1537 for ($byte= 0; $byte<4; $byte++){
1538 $result=0;
1540 for ($i= 7; $i>=0; $i--){
1541 if ($num-- > 0){
1542 $result+= pow(2,$i);
1543 }
1544 }
1546 $netmask.= $result.".";
1547 }
1549 return (preg_replace('/\.$/', '', $netmask));
1550 }
1552 return ($netmask);
1553 }
1556 function netmask_to_bits($netmask)
1557 {
1558 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1559 $res= 0;
1561 for ($n= 0; $n<4; $n++){
1562 $start= 255;
1563 $name= "nm$n";
1565 for ($i= 0; $i<8; $i++){
1566 if ($start == (int)($$name)){
1567 $res+= 8 - $i;
1568 break;
1569 }
1570 $start-= pow(2,$i);
1571 }
1572 }
1574 return ($res);
1575 }
1578 function recurse($rule, $variables)
1579 {
1580 $result= array();
1582 if (!count($variables)){
1583 return array($rule);
1584 }
1586 reset($variables);
1587 $key= key($variables);
1588 $val= current($variables);
1589 unset ($variables[$key]);
1591 foreach($val as $possibility){
1592 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1593 $result= array_merge($result, recurse($nrule, $variables));
1594 }
1596 return ($result);
1597 }
1600 function expand_id($rule, $attributes)
1601 {
1602 /* Check for id rule */
1603 if(preg_match('/^id(:|#)\d+$/',$rule)){
1604 return (array("\{$rule}"));
1605 }
1607 /* Check for clean attribute */
1608 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1609 $rule= preg_replace('/^%/', '', $rule);
1610 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1611 return (array($val));
1612 }
1614 /* Check for attribute with parameters */
1615 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1616 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1617 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1618 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1619 $start= preg_replace ('/-.*$/', '', $param);
1620 $stop = preg_replace ('/^[^-]+-/', '', $param);
1622 /* Assemble results */
1623 $result= array();
1624 for ($i= $start; $i<= $stop; $i++){
1625 $result[]= substr($val, 0, $i);
1626 }
1627 return ($result);
1628 }
1630 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1631 return (array($rule));
1632 }
1635 function gen_uids($rule, $attributes)
1636 {
1637 global $config;
1639 /* Search for keys and fill the variables array with all
1640 possible values for that key. */
1641 $part= "";
1642 $trigger= false;
1643 $stripped= "";
1644 $variables= array();
1646 for ($pos= 0; $pos < strlen($rule); $pos++){
1648 if ($rule[$pos] == "{" ){
1649 $trigger= true;
1650 $part= "";
1651 continue;
1652 }
1654 if ($rule[$pos] == "}" ){
1655 $variables[$pos]= expand_id($part, $attributes);
1656 $stripped.= "{".$pos."}";
1657 $trigger= false;
1658 continue;
1659 }
1661 if ($trigger){
1662 $part.= $rule[$pos];
1663 } else {
1664 $stripped.= $rule[$pos];
1665 }
1666 }
1668 /* Recurse through all possible combinations */
1669 $proposed= recurse($stripped, $variables);
1671 /* Get list of used ID's */
1672 $used= array();
1673 $ldap= $config->get_ldap_link();
1674 $ldap->cd($config->current['BASE']);
1675 $ldap->search('(uid=*)');
1677 while($attrs= $ldap->fetch()){
1678 $used[]= $attrs['uid'][0];
1679 }
1681 /* Remove used uids and watch out for id tags */
1682 $ret= array();
1683 foreach($proposed as $uid){
1685 /* Check for id tag and modify uid if needed */
1686 if(preg_match('/\{id:\d+}/',$uid)){
1687 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1689 for ($i= 0; $i < pow(10,$size); $i++){
1690 $number= sprintf("%0".$size."d", $i);
1691 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1692 if (!in_array($res, $used)){
1693 $uid= $res;
1694 break;
1695 }
1696 }
1697 }
1699 if(preg_match('/\{id#\d+}/',$uid)){
1700 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1702 while (true){
1703 mt_srand((double) microtime()*1000000);
1704 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1705 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1706 if (!in_array($res, $used)){
1707 $uid= $res;
1708 break;
1709 }
1710 }
1711 }
1713 /* Don't assign used ones */
1714 if (!in_array($uid, $used)){
1715 $ret[]= $uid;
1716 }
1717 }
1719 return(array_unique($ret));
1720 }
1723 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1724 Need to convert... */
1725 function to_byte($value) {
1726 $value= strtolower(trim($value));
1728 if(!is_numeric(substr($value, -1))) {
1730 switch(substr($value, -1)) {
1731 case 'g':
1732 $mult= 1073741824;
1733 break;
1734 case 'm':
1735 $mult= 1048576;
1736 break;
1737 case 'k':
1738 $mult= 1024;
1739 break;
1740 }
1742 return ($mult * (int)substr($value, 0, -1));
1743 } else {
1744 return $value;
1745 }
1746 }
1749 function in_array_ics($value, $items)
1750 {
1751 if (!is_array($items)){
1752 return (FALSE);
1753 }
1755 foreach ($items as $item){
1756 if (strcasecmp($item, $value) == 0) {
1757 return (TRUE);
1758 }
1759 }
1761 return (FALSE);
1762 }
1765 function generate_alphabet($count= 10)
1766 {
1767 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1768 $alphabet= "";
1769 $c= 0;
1771 /* Fill cells with charaters */
1772 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1773 if ($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(preg_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 /* Abort printing out percentage, if divs are to small */
1967 /* If theres a better solution for this, use it... */
1968 $str = "
1969 <div style=\" width:".($width)."px;
1970 height:".($height)."px;
1971 background-color:#000000;
1972 padding:1px;\">
1974 <div style=\" width:".($width)."px;
1975 background-color:#$bgcolor;
1976 height:".($height)."px;\">
1978 <div style=\" width:".$progress."px;
1979 height:".$height."px;
1980 background-color:#".$color2.$color2.$color."; \">";
1983 if(($height >10)&&($showvalue)){
1984 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
1985 <b>".$percentage."%</b>
1986 </font>";
1987 }
1989 $str.= "</div></div></div>";
1991 return($str);
1992 }
1995 function array_key_ics($ikey, $items)
1996 {
1997 /* Gather keys, make them lowercase */
1998 $tmp= array();
1999 foreach ($items as $key => $value){
2000 $tmp[strtolower($key)]= $key;
2001 }
2003 if (isset($tmp[strtolower($ikey)])){
2004 return($tmp[strtolower($ikey)]);
2005 }
2007 return ("");
2008 }
2011 function array_differs($src, $dst)
2012 {
2013 /* If the count is differing, the arrays differ */
2014 if (count ($src) != count ($dst)){
2015 return (TRUE);
2016 }
2018 /* So the count is the same - lets check the contents */
2019 $differs= FALSE;
2020 foreach($src as $value){
2021 if (!in_array($value, $dst)){
2022 $differs= TRUE;
2023 }
2024 }
2026 return ($differs);
2027 }
2030 function saveFilter($a_filter, $values)
2031 {
2032 if (isset($_POST['regexit'])){
2033 $a_filter["regex"]= $_POST['regexit'];
2035 foreach($values as $type){
2036 if (isset($_POST[$type])) {
2037 $a_filter[$type]= "checked";
2038 } else {
2039 $a_filter[$type]= "";
2040 }
2041 }
2042 }
2044 /* React on alphabet links if needed */
2045 if (isset($_GET['search'])){
2046 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2047 if ($s == "**"){
2048 $s= "*";
2049 }
2050 $a_filter['regex']= $s;
2051 }
2053 return ($a_filter);
2054 }
2057 /* Escape all preg_* relevant characters */
2058 function normalizePreg($input)
2059 {
2060 return (addcslashes($input, '[]()|/.*+-'));
2061 }
2064 /* Escape all LDAP filter relevant characters */
2065 function normalizeLdap($input)
2066 {
2067 return (addcslashes($input, '()|'));
2068 }
2071 /* Resturns the difference between to microtime() results in float */
2072 function get_MicroTimeDiff($start , $stop)
2073 {
2074 $a = split("\ ",$start);
2075 $b = split("\ ",$stop);
2077 $secs = $b[1] - $a[1];
2078 $msecs= $b[0] - $a[0];
2080 $ret = (float) ($secs+ $msecs);
2081 return($ret);
2082 }
2085 function get_base_dir()
2086 {
2087 global $BASE_DIR;
2089 return $BASE_DIR;
2090 }
2093 function obj_is_readable($dn, $object, $attribute)
2094 {
2095 global $ui;
2097 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2098 }
2101 function obj_is_writable($dn, $object, $attribute)
2102 {
2103 global $ui;
2105 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2106 }
2109 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2110 {
2111 /* Initialize variables */
2112 $ret = array("count" => 0); // Set count to 0
2113 $next = true; // if false, then skip next loops and return
2114 $cnt = 0; // Current number of loops
2115 $max = 100; // Just for security, prevent looops
2116 $ldap = NULL; // To check if created result a valid
2117 $keep = ""; // save last failed parse string
2119 /* Check each parsed dn in ldap ? */
2120 if($config!==NULL && $verify_in_ldap){
2121 $ldap = $config->get_ldap_link();
2122 }
2124 /* Lets start */
2125 $called = false;
2126 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2128 $cnt ++;
2129 if(!preg_match("/,/",$dn)){
2130 $next = false;
2131 }
2132 $object = preg_replace("/[,].*$/","",$dn);
2133 $dn = preg_replace("/^[^,]+,/","",$dn);
2135 $called = true;
2137 /* Check if current dn is valid */
2138 if($ldap!==NULL){
2139 $ldap->cd($dn);
2140 $ldap->cat($dn,array("dn"));
2141 if($ldap->count()){
2142 $ret[] = $keep.$object;
2143 $keep = "";
2144 }else{
2145 $keep .= $object.",";
2146 }
2147 }else{
2148 $ret[] = $keep.$object;
2149 $keep = "";
2150 }
2151 }
2153 /* No dn was posted */
2154 if($cnt == 0 && !empty($dn)){
2155 $ret[] = $dn;
2156 }
2158 /* Append the rest */
2159 $test = $keep.$dn;
2160 if($called && !empty($test)){
2161 $ret[] = $keep.$dn;
2162 }
2163 $ret['count'] = count($ret) - 1;
2165 return($ret);
2166 }
2169 function get_base_from_hook($dn, $attrib)
2170 {
2171 global $config;
2173 if ($config->get_cfg_value("base_hook") != ""){
2175 /* Call hook script - if present */
2176 $command= $config->get_cfg_value("base_hook");
2178 if ($command != ""){
2179 $command.= " '".LDAP::fix($dn)."' $attrib";
2180 if (check_command($command)){
2181 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2182 exec($command, $output);
2183 if (preg_match("/^[0-9]+$/", $output[0])){
2184 return ($output[0]);
2185 } else {
2186 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2187 return ($config->get_cfg_value("uidbase"));
2188 }
2189 } else {
2190 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2191 return ($config->get_cfg_value("uidbase"));
2192 }
2194 } else {
2196 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2197 return ($config->get_cfg_value("uidbase"));
2199 }
2200 }
2201 }
2204 function check_schema_version($class, $version)
2205 {
2206 return preg_match("/\(v$version\)/", $class['DESC']);
2207 }
2210 function check_schema($cfg,$rfc2307bis = FALSE)
2211 {
2212 $messages= array();
2214 /* Get objectclasses */
2215 $ldap = new ldapMultiplexer(new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE,$cfg['tls']));
2216 $objectclasses = $ldap->get_objectclasses();
2217 if(count($objectclasses) == 0){
2218 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2219 }
2221 /* This is the default block used for each entry.
2222 * to avoid unset indexes.
2223 */
2224 $def_check = array("REQUIRED_VERSION" => "0",
2225 "SCHEMA_FILES" => array(),
2226 "CLASSES_REQUIRED" => array(),
2227 "STATUS" => FALSE,
2228 "IS_MUST_HAVE" => FALSE,
2229 "MSG" => "",
2230 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2232 /* The gosa base schema */
2233 $checks['gosaObject'] = $def_check;
2234 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2235 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2236 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2237 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2239 /* GOsa Account class */
2240 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2241 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2242 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2243 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2244 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2246 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2247 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2248 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2249 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2250 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2251 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2253 /* Some other checks */
2254 foreach(array(
2255 "gosaCacheEntry" => array("version" => "2.4"),
2256 "gosaDepartment" => array("version" => "2.4"),
2257 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2258 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2259 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2260 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2261 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2262 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2263 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2264 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2265 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2266 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2267 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2268 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2269 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2270 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2271 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2272 "goLdapServer" => array("version" => "2.4"),
2273 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2274 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2275 "goKrbServer" => array("version" => "2.4"),
2276 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2277 ) as $name => $values){
2279 $checks[$name] = $def_check;
2280 if(isset($values['version'])){
2281 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2282 }
2283 if(isset($values['file'])){
2284 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2285 }
2286 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2287 }
2288 foreach($checks as $name => $value){
2289 foreach($value['CLASSES_REQUIRED'] as $class){
2291 if(!isset($objectclasses[$name])){
2292 $checks[$name]['STATUS'] = FALSE;
2293 if($value['IS_MUST_HAVE']){
2294 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2295 }else{
2296 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2297 }
2298 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2299 $checks[$name]['STATUS'] = FALSE;
2301 if($value['IS_MUST_HAVE']){
2302 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2303 }else{
2304 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2305 }
2306 }else{
2307 $checks[$name]['STATUS'] = TRUE;
2308 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2309 }
2310 }
2311 }
2313 $tmp = $objectclasses;
2315 /* The gosa base schema */
2316 $checks['posixGroup'] = $def_check;
2317 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2318 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2319 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2320 $checks['posixGroup']['STATUS'] = TRUE;
2321 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2322 $checks['posixGroup']['MSG'] = "";
2323 $checks['posixGroup']['INFO'] = "";
2325 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2326 if(isset($tmp['posixGroup'])){
2328 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2329 $checks['posixGroup']['STATUS'] = FALSE;
2330 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2331 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2332 }
2333 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2334 $checks['posixGroup']['STATUS'] = FALSE;
2335 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2336 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2337 }
2338 }
2340 return($checks);
2341 }
2344 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2345 {
2346 $tmp = array(
2347 "de_DE" => "German",
2348 "fr_FR" => "French",
2349 "it_IT" => "Italian",
2350 "es_ES" => "Spanish",
2351 "en_US" => "English",
2352 "nl_NL" => "Dutch",
2353 "pl_PL" => "Polish",
2354 "sv_SE" => "Swedish",
2355 "zh_CN" => "Chinese",
2356 "vi_VN" => "Vietnamese",
2357 "ru_RU" => "Russian");
2359 $tmp2= array(
2360 "de_DE" => _("German"),
2361 "fr_FR" => _("French"),
2362 "it_IT" => _("Italian"),
2363 "es_ES" => _("Spanish"),
2364 "en_US" => _("English"),
2365 "nl_NL" => _("Dutch"),
2366 "pl_PL" => _("Polish"),
2367 "sv_SE" => _("Swedish"),
2368 "zh_CN" => _("Chinese"),
2369 "vi_VN" => _("Vietnamese"),
2370 "ru_RU" => _("Russian"));
2372 $ret = array();
2373 if($languages_in_own_language){
2375 $old_lang = setlocale(LC_ALL, 0);
2377 /* If the locale wasn't correclty set before, there may be an incorrect
2378 locale returned. Something like this:
2379 C_CTYPE=de_DE.UTF-8;LC_NUMERIC=C;LC_TIME=de_DE.UTF-8;LC ...
2380 Extract the locale name from this string and use it to restore old locale.
2381 */
2382 if(preg_match("/LC_CTYPE/",$old_lang)){
2383 $old_lang = preg_replace("/^.*LC_CTYPE=([^;]*).*$/","\\1",$old_lang);
2384 }
2386 foreach($tmp as $key => $name){
2387 $lang = $key.".UTF-8";
2388 setlocale(LC_ALL, $lang);
2389 if($strip_region_tag){
2390 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2391 }else{
2392 $ret[$key] = _($name)." (".$tmp2[$key].")";
2393 }
2394 }
2395 setlocale(LC_ALL, $old_lang);
2396 }else{
2397 foreach($tmp as $key => $name){
2398 if($strip_region_tag){
2399 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2400 }else{
2401 $ret[$key] = _($name);
2402 }
2403 }
2404 }
2405 return($ret);
2406 }
2409 /* Returns contents of the given POST variable and check magic quotes settings */
2410 function get_post($name)
2411 {
2412 if(!isset($_POST[$name])){
2413 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2414 return(FALSE);
2415 }
2416 if(get_magic_quotes_gpc()){
2417 return(stripcslashes($_POST[$name]));
2418 }else{
2419 return($_POST[$name]);
2420 }
2421 }
2424 /* Return class name in correct case */
2425 function get_correct_class_name($cls)
2426 {
2427 global $class_mapping;
2428 if(isset($class_mapping) && is_array($class_mapping)){
2429 foreach($class_mapping as $class => $file){
2430 if(preg_match("/^".$cls."$/i",$class)){
2431 return($class);
2432 }
2433 }
2434 }
2435 return(FALSE);
2436 }
2439 // change_password, changes the Password, of the given dn
2440 function change_password ($dn, $password, $mode=0, $hash= "")
2441 {
2442 global $config;
2443 $newpass= "";
2445 /* Convert to lower. Methods are lowercase */
2446 $hash= strtolower($hash);
2448 // Get all available encryption Methods
2450 // NON STATIC CALL :)
2451 $methods = new passwordMethod(session::get('config'));
2452 $available = $methods->get_available_methods();
2454 // read current password entry for $dn, to detect the encryption Method
2455 $ldap = $config->get_ldap_link();
2456 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2457 $attrs = $ldap->fetch ();
2459 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2460 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2461 $deactivated = TRUE;
2462 }else{
2463 $deactivated = FALSE;
2464 }
2466 /* Is ensure that clear passwords will stay clear */
2467 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2468 $hash = "clear";
2469 }
2471 // Detect the encryption Method
2472 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2474 /* Check for supported algorithm */
2475 mt_srand((double) microtime()*1000000);
2477 /* Extract used hash */
2478 if ($hash == ""){
2479 $test = passwordMethod::get_method($attrs['userPassword'][0],$dn);
2480 } else {
2481 $test = new $available[$hash]($config,$dn);
2482 $test->set_hash($hash);
2483 }
2485 } else {
2486 // User MD5 by default
2487 $hash= "md5";
2488 $test = new $available['md5']($config);
2489 }
2491 /* Feed password backends with information */
2492 $test->dn= $dn;
2493 $test->attrs= $attrs;
2494 $newpass= $test->generate_hash($password);
2496 // Update shadow timestamp?
2497 if (isset($attrs["shadowLastChange"][0])){
2498 $shadow= (int)(date("U") / 86400);
2499 } else {
2500 $shadow= 0;
2501 }
2503 // Write back modified entry
2504 $ldap->cd($dn);
2505 $attrs= array();
2507 // Not for groups
2508 if ($mode == 0){
2510 if ($shadow != 0){
2511 $attrs['shadowLastChange']= $shadow;
2512 }
2514 // Create SMB Password
2515 $attrs= generate_smb_nt_hash($password);
2516 }
2518 /* Read ! if user was deactivated */
2519 if($deactivated){
2520 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2521 }
2523 $attrs['userPassword']= array();
2524 $attrs['userPassword']= $newpass;
2526 $ldap->modify($attrs);
2528 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2530 if (!$ldap->success()) {
2531 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, ERROR_DIALOG));
2532 } else {
2534 /* Run backend method for change/create */
2535 if(!$test->set_password($password)){
2536 return(FALSE);
2537 }
2539 /* Find postmodify entries for this class */
2540 $command= $config->search("password", "POSTMODIFY",array('menu'));
2542 if ($command != ""){
2543 /* Walk through attribute list */
2544 $command= preg_replace("/%userPassword/", $password, $command);
2545 $command= preg_replace("/%dn/", $dn, $command);
2547 if (check_command($command)){
2548 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2549 exec($command);
2550 } else {
2551 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2552 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2553 }
2554 }
2555 }
2556 return(TRUE);
2557 }
2560 // Return something like array['sambaLMPassword']= "lalla..."
2561 function generate_smb_nt_hash($password)
2562 {
2563 global $config;
2565 # Try to use gosa-si?
2566 if ($config->get_cfg_value("gosa_si") != ""){
2567 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2568 if (isset($res['XML']['HASH'])){
2569 $hash= $res['XML']['HASH'];
2570 } else {
2571 $hash= "";
2572 }
2573 } else {
2574 $tmp= $config->get_cfg_value('smbhash')." ".escapeshellarg($password);
2575 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2577 exec($tmp, $ar);
2578 flush();
2579 reset($ar);
2580 $hash= current($ar);
2581 }
2583 if ($hash == "") {
2584 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2585 return ("");
2586 }
2588 list($lm,$nt)= split (":", trim($hash));
2590 if ($config->get_cfg_value("sambaversion") == 3) {
2591 $attrs['sambaLMPassword']= $lm;
2592 $attrs['sambaNTPassword']= $nt;
2593 $attrs['sambaPwdLastSet']= date('U');
2594 $attrs['sambaBadPasswordCount']= "0";
2595 $attrs['sambaBadPasswordTime']= "0";
2596 } else {
2597 $attrs['lmPassword']= $lm;
2598 $attrs['ntPassword']= $nt;
2599 $attrs['pwdLastSet']= date('U');
2600 }
2601 return($attrs);
2602 }
2605 function getEntryCSN($dn)
2606 {
2607 global $config;
2608 if(empty($dn) || !is_object($config)){
2609 return("");
2610 }
2612 /* Get attribute that we should use as serial number */
2613 $attr= $config->get_cfg_value("uniq_identifier");
2614 if($attr != ""){
2615 $ldap = $config->get_ldap_link();
2616 $ldap->cat($dn,array($attr));
2617 $csn = $ldap->fetch();
2618 if(isset($csn[$attr][0])){
2619 return($csn[$attr][0]);
2620 }
2621 }
2622 return("");
2623 }
2626 /* Add a given objectClass to an attrs entry */
2627 function add_objectClass($classes, &$attrs)
2628 {
2629 if (is_array($classes)){
2630 $list= $classes;
2631 } else {
2632 $list= array($classes);
2633 }
2635 foreach ($list as $class){
2636 $attrs['objectClass'][]= $class;
2637 }
2638 }
2641 /* Removes a given objectClass from the attrs entry */
2642 function remove_objectClass($classes, &$attrs)
2643 {
2644 if (isset($attrs['objectClass'])){
2645 /* Array? */
2646 if (is_array($classes)){
2647 $list= $classes;
2648 } else {
2649 $list= array($classes);
2650 }
2652 $tmp= array();
2653 foreach ($attrs['objectClass'] as $oc) {
2654 foreach ($list as $class){
2655 if ($oc != $class){
2656 $tmp[]= $oc;
2657 }
2658 }
2659 }
2660 $attrs['objectClass']= $tmp;
2661 }
2662 }
2664 /*! \brief Initialize a file download with given content, name and data type.
2665 * @param data String The content to send.
2666 * @param name String The name of the file.
2667 * @param type String The content identifier, default value is "application/octet-stream";
2668 */
2669 function send_binary_content($data,$name,$type = "application/octet-stream")
2670 {
2671 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2672 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2673 header("Cache-Control: no-cache");
2674 header("Pragma: no-cache");
2675 header("Cache-Control: post-check=0, pre-check=0");
2676 header("Content-type: ".$type."");
2678 $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
2680 /* Strip name if it is a complete path */
2681 if (preg_match ("/\//", $name)) {
2682 $name= basename($name);
2683 }
2685 /* force download dialog */
2686 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2687 header('Content-Disposition: filename="'.$name.'"');
2688 } else {
2689 header('Content-Disposition: attachment; filename="'.$name.'"');
2690 }
2692 echo $data;
2693 exit();
2694 }
2697 function reverse_html_entities($str,$type = ENT_QUOTES , $charset = "UTF-8")
2698 {
2699 if(is_string($str)){
2700 return(htmlentities($str,$type,$charset));
2701 }elseif(is_array($str)){
2702 foreach($str as $name => $value){
2703 $str[$name] = reverse_html_entities($value,$type,$charset);
2704 }
2705 }
2706 return($str);
2707 }
2710 /*! \brief Encode special string characters so we can use the string in \
2711 HTML output, without breaking quotes.
2712 @param The String we want to encode.
2713 @return The encoded String
2714 */
2715 function xmlentities($str)
2716 {
2717 if(is_string($str)){
2719 static $asc2uni= array();
2720 if (!count($asc2uni)){
2721 for($i=128;$i<256;$i++){
2722 # $asc2uni[chr($i)] = "&#x".dechex($i).";";
2723 }
2724 }
2726 $str = str_replace("&", "&", $str);
2727 $str = str_replace("<", "<", $str);
2728 $str = str_replace(">", ">", $str);
2729 $str = str_replace("'", "'", $str);
2730 $str = str_replace("\"", """, $str);
2731 $str = str_replace("\r", "", $str);
2732 $str = strtr($str,$asc2uni);
2733 return $str;
2734 }elseif(is_array($str)){
2735 foreach($str as $name => $value){
2736 $str[$name] = xmlentities($value);
2737 }
2738 }
2739 return($str);
2740 }
2743 /*! \brief Updates all accessTo attributes from a given value to a new one.
2744 For example if a host is renamed.
2745 @param String $from The source accessTo name.
2746 @param String $to The destination accessTo name.
2747 */
2748 function update_accessTo($from,$to)
2749 {
2750 global $config;
2751 $ldap = $config->get_ldap_link();
2752 $ldap->cd($config->current['BASE']);
2753 $ldap->search("(&(objectClass=trustAccount)(accessTo=".$from."))",array("objectClass","accessTo"));
2754 while($attrs = $ldap->fetch()){
2755 $new_attrs = array("accessTo" => array());
2756 $dn = $attrs['dn'];
2757 for($i = 0 ; $i < $attrs['objectClass']['count']; $i++){
2758 $new_attrs['objectClass'][] = $attrs['objectClass'][$i];
2759 }
2760 for($i = 0 ; $i < $attrs['accessTo']['count']; $i++){
2761 if($attrs['accessTo'][$i] == $from){
2762 if(!empty($to)){
2763 $new_attrs['accessTo'][] = $to;
2764 }
2765 }else{
2766 $new_attrs['accessTo'][] = $attrs['accessTo'][$i];
2767 }
2768 }
2769 $ldap->cd($dn);
2770 $ldap->modify($new_attrs);
2771 if (!$ldap->success()){
2772 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, "update_accessTo($from,$to)"));
2773 }
2774 new log("modify","update_accessTo($from,$to)",$dn,array_keys($new_attrs),$ldap->get_error());
2775 }
2776 }
2779 function get_random_char () {
2780 $randno = rand (0, 63);
2781 if ($randno < 12) {
2782 return (chr ($randno + 46)); // Digits, '/' and '.'
2783 } else if ($randno < 38) {
2784 return (chr ($randno + 53)); // Uppercase
2785 } else {
2786 return (chr ($randno + 59)); // Lowercase
2787 }
2788 }
2791 function cred_encrypt($input, $password) {
2793 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2794 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2796 return bin2hex(mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $password, $input, MCRYPT_MODE_ECB, $iv));
2798 }
2800 function cred_decrypt($input,$password) {
2801 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2802 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2804 return mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $password, pack("H*", $input), MCRYPT_MODE_ECB, $iv);
2805 }
2808 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2809 ?>