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 $tmp= array();
286 /* Loop through entries to be removed */
287 foreach ($haystack as $entry){
288 if (!in_array($entry, $needles)){
289 $tmp[]= $entry;
290 }
291 }
293 return ($tmp);
294 }
297 function array_remove_entries_ics($needles, $haystack)
298 {
299 $tmp= array();
301 /* Loop through entries to be removed */
302 foreach ($haystack as $entry){
303 if (!in_array_ics($entry, $needles)){
304 $tmp[]= $entry;
305 }
306 }
308 return ($tmp);
309 }
312 function gosa_array_merge($ar1,$ar2)
313 {
314 if(!is_array($ar1) || !is_array($ar2)){
315 trigger_error("Specified parameter(s) are not valid arrays.");
316 }else{
317 return(array_values(array_unique(array_merge($ar1,$ar2))));
318 }
319 }
322 function gosa_log ($message)
323 {
324 global $ui;
326 /* Preset to something reasonable */
327 $username= " unauthenticated";
329 /* Replace username if object is present */
330 if (isset($ui)){
331 if ($ui->username != ""){
332 $username= "[$ui->username]";
333 } else {
334 $username= "unknown";
335 }
336 }
338 syslog(LOG_INFO,"GOsa$username: $message");
339 }
342 function ldap_init ($server, $base, $binddn='', $pass='')
343 {
344 global $config;
346 $ldap = new LDAP ($binddn, $pass, $server,
347 isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
348 isset($config->current['TLS']) && $config->current['TLS'] == "true");
350 /* Sadly we've no proper return values here. Use the error message instead. */
351 if (!$ldap->success()){
352 msg_dialog::display(_("Fatal error"),
353 sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error()),
354 FATAL_ERROR_DIALOG);
355 exit();
356 }
358 /* Preset connection base to $base and return to caller */
359 $ldap->cd ($base);
360 return $ldap;
361 }
364 function process_htaccess ($username, $kerberos= FALSE)
365 {
366 global $config;
368 /* Search for $username and optional @REALM in all configured LDAP trees */
369 foreach($config->data["LOCATIONS"] as $name => $data){
371 $config->set_current($name);
372 $mode= "kerberos";
373 if ($config->get_cfg_value("krbsasl") == "true"){
374 $mode= "sasl";
375 }
377 /* Look for entry or realm */
378 $ldap= $config->get_ldap_link();
379 if (!$ldap->success()){
380 msg_dialog::display(_("LDAP error"),
381 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
382 FATAL_ERROR_DIALOG);
383 exit();
384 }
385 $ldap->search("(&(objectClass=gosaAccount)(|(uid=$username)(userPassword={$mode}$username)))", array("uid"));
387 /* Found a uniq match? Return it... */
388 if ($ldap->count() == 1) {
389 $attrs= $ldap->fetch();
390 return array("username" => $attrs["uid"][0], "server" => $name);
391 }
392 }
394 /* Nothing found? Return emtpy array */
395 return array("username" => "", "server" => "");
396 }
399 function ldap_login_user_htaccess ($username)
400 {
401 global $config;
403 /* Look for entry or realm */
404 $ldap= $config->get_ldap_link();
405 if (!$ldap->success()){
406 msg_dialog::display(_("LDAP error"),
407 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
408 FATAL_ERROR_DIALOG);
409 exit();
410 }
411 $ldap->search("(&(objectClass=gosaAccount)(uid=$username))", array("uid"));
412 /* Found no uniq match? Strange, because we did above... */
413 if ($ldap->count() != 1) {
414 msg_dialog::display(_("LDAP error"), _("Username / UID is not unique inside the LDAP tree!"), FATAL_ERROR_DIALOG);
415 return (NULL);
416 }
417 $attrs= $ldap->fetch();
419 /* got user dn, fill acl's */
420 $ui= new userinfo($config, $ldap->getDN());
421 $ui->username= $attrs['uid'][0];
423 /* No password check needed - the webserver did it for us */
424 $ldap->disconnect();
426 /* Username is set, load subtreeACL's now */
427 $ui->loadACL();
429 /* TODO: check java script for htaccess authentication */
430 session::set('js',true);
432 return ($ui);
433 }
436 function ldap_login_user ($username, $password)
437 {
438 global $config;
440 /* look through the entire ldap */
441 $ldap = $config->get_ldap_link();
442 if (!$ldap->success()){
443 msg_dialog::display(_("LDAP error"),
444 msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH)."<br><br>".session::get('errors'),
445 FATAL_ERROR_DIALOG);
446 exit();
447 }
448 $ldap->cd($config->current['BASE']);
449 $allowed_attributes = array("uid","mail");
450 $verify_attr = array();
451 if($config->get_cfg_value("login_attribute") != ""){
452 $tmp = split(",", $config->get_cfg_value("login_attribute"));
453 foreach($tmp as $attr){
454 if(in_array($attr,$allowed_attributes)){
455 $verify_attr[] = $attr;
456 }
457 }
458 }
459 if(count($verify_attr) == 0){
460 $verify_attr = array("uid");
461 }
462 $tmp= $verify_attr;
463 $tmp[] = "uid";
464 $filter = "";
465 foreach($verify_attr as $attr) {
466 $filter.= "(".$attr."=".$username.")";
467 }
468 $filter = "(&(|".$filter.")(objectClass=gosaAccount))";
469 $ldap->search($filter,$tmp);
471 /* get results, only a count of 1 is valid */
472 switch ($ldap->count()){
474 /* user not found */
475 case 0: return (NULL);
477 /* valid uniq user */
478 case 1:
479 break;
481 /* found more than one matching id */
482 default:
483 msg_dialog::display(_("Internal error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), FATAL_ERROR_DIALOG);
484 return (NULL);
485 }
487 /* LDAP schema is not case sensitive. Perform additional check. */
488 $attrs= $ldap->fetch();
489 $success = FALSE;
490 foreach($verify_attr as $attr){
491 if(isset($attrs[$attr][0]) && $attrs[$attr][0] == $username){
492 $success = TRUE;
493 }
494 }
495 if(!$success){
496 return(FALSE);
497 }
499 /* got user dn, fill acl's */
500 $ui= new userinfo($config, $ldap->getDN());
501 $ui->username= $attrs['uid'][0];
503 /* password check, bind as user with supplied password */
504 $ldap->disconnect();
505 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
506 isset($config->current['RECURSIVE']) &&
507 $config->current['RECURSIVE'] == "true",
508 isset($config->current['TLS'])
509 && $config->current['TLS'] == "true");
510 if (!$ldap->success()){
511 return (NULL);
512 }
514 /* Username is set, load subtreeACL's now */
515 $ui->loadACL();
517 return ($ui);
518 }
521 function ldap_expired_account($config, $userdn, $username)
522 {
523 $ldap= $config->get_ldap_link();
524 $ldap->cat($userdn);
525 $attrs= $ldap->fetch();
527 /* default value no errors */
528 $expired = 0;
530 $sExpire = 0;
531 $sLastChange = 0;
532 $sMax = 0;
533 $sMin = 0;
534 $sInactive = 0;
535 $sWarning = 0;
537 $current= date("U");
539 $current= floor($current /60 /60 /24);
541 /* special case of the admin, should never been locked */
542 /* FIXME should allow any name as user admin */
543 if($username != "admin")
544 {
546 if(isset($attrs['shadowExpire'][0])){
547 $sExpire= $attrs['shadowExpire'][0];
548 } else {
549 $sExpire = 0;
550 }
552 if(isset($attrs['shadowLastChange'][0])){
553 $sLastChange= $attrs['shadowLastChange'][0];
554 } else {
555 $sLastChange = 0;
556 }
558 if(isset($attrs['shadowMax'][0])){
559 $sMax= $attrs['shadowMax'][0];
560 } else {
561 $smax = 0;
562 }
564 if(isset($attrs['shadowMin'][0])){
565 $sMin= $attrs['shadowMin'][0];
566 } else {
567 $sMin = 0;
568 }
570 if(isset($attrs['shadowInactive'][0])){
571 $sInactive= $attrs['shadowInactive'][0];
572 } else {
573 $sInactive = 0;
574 }
576 if(isset($attrs['shadowWarning'][0])){
577 $sWarning= $attrs['shadowWarning'][0];
578 } else {
579 $sWarning = 0;
580 }
582 /* is the account locked */
583 /* shadowExpire + shadowInactive (option) */
584 if($sExpire >0){
585 if($current >= ($sExpire+$sInactive)){
586 return(1);
587 }
588 }
590 /* the user should be warned to change is password */
591 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
592 if (($sExpire - $current) < $sWarning){
593 return(2);
594 }
595 }
597 /* force user to change password */
598 if(($sLastChange >0) && ($sMax) >0){
599 if($current >= ($sLastChange+$sMax)){
600 return(3);
601 }
602 }
604 /* the user should not be able to change is password */
605 if(($sLastChange >0) && ($sMin >0)){
606 if (($sLastChange + $sMin) >= $current){
607 return(4);
608 }
609 }
610 }
611 return($expired);
612 }
615 function add_lock ($object, $user)
616 {
617 global $config;
619 if(is_array($object)){
620 foreach($object as $obj){
621 add_lock($obj,$user);
622 }
623 return;
624 }
626 /* Just a sanity check... */
627 if ($object == "" || $user == ""){
628 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
629 return;
630 }
632 /* Check for existing entries in lock area */
633 $ldap= $config->get_ldap_link();
634 $ldap->cd ($config->get_cfg_value("config"));
635 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
636 array("gosaUser"));
637 if (!$ldap->success()){
638 msg_dialog::display(_("Configuration error"), sprintf(_("Cannot create locking information in LDAP tree. Please contact your administrator!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
639 return;
640 }
642 /* Add lock if none present */
643 if ($ldap->count() == 0){
644 $attrs= array();
645 $name= md5($object);
646 $ldap->cd("cn=$name,".$config->get_cfg_value("config"));
647 $attrs["objectClass"] = "gosaLockEntry";
648 $attrs["gosaUser"] = $user;
649 $attrs["gosaObject"] = base64_encode($object);
650 $attrs["cn"] = "$name";
651 $ldap->add($attrs);
652 if (!$ldap->success()){
653 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=$name,".$config->get_cfg_value("config"), 0, ERROR_DIALOG));
654 return;
655 }
656 }
657 }
660 function del_lock ($object)
661 {
662 global $config;
664 if(is_array($object)){
665 foreach($object as $obj){
666 del_lock($obj);
667 }
668 return;
669 }
671 /* Sanity check */
672 if ($object == ""){
673 return;
674 }
676 /* Check for existance and remove the entry */
677 $ldap= $config->get_ldap_link();
678 $ldap->cd ($config->get_cfg_value("config"));
679 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
680 $attrs= $ldap->fetch();
681 if ($ldap->getDN() != "" && $ldap->success()){
682 $ldap->rmdir ($ldap->getDN());
684 if (!$ldap->success()){
685 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $ldap->getDN(), LDAP_DEL, ERROR_DIALOG));
686 return;
687 }
688 }
689 }
692 function del_user_locks($userdn)
693 {
694 global $config;
696 /* Get LDAP ressources */
697 $ldap= $config->get_ldap_link();
698 $ldap->cd ($config->get_cfg_value("config"));
700 /* Remove all objects of this user, drop errors silently in this case. */
701 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
702 while ($attrs= $ldap->fetch()){
703 $ldap->rmdir($attrs['dn']);
704 }
705 }
708 function get_lock ($object)
709 {
710 global $config;
712 /* Sanity check */
713 if ($object == ""){
714 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
715 return("");
716 }
718 /* Get LDAP link, check for presence of the lock entry */
719 $user= "";
720 $ldap= $config->get_ldap_link();
721 $ldap->cd ($config->get_cfg_value("config"));
722 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
723 if (!$ldap->success()){
724 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
725 return("");
726 }
728 /* Check for broken locking information in LDAP */
729 if ($ldap->count() > 1){
731 /* Hmm. We're removing broken LDAP information here and issue a warning. */
732 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
734 /* Clean up these references now... */
735 while ($attrs= $ldap->fetch()){
736 $ldap->rmdir($attrs['dn']);
737 }
739 return("");
741 } elseif ($ldap->count() == 1){
742 $attrs = $ldap->fetch();
743 $user= $attrs['gosaUser'][0];
744 }
745 return ($user);
746 }
749 function get_multiple_locks($objects)
750 {
751 global $config;
753 if(is_array($objects)){
754 $filter = "(&(objectClass=gosaLockEntry)(|";
755 foreach($objects as $obj){
756 $filter.="(gosaObject=".base64_encode($obj).")";
757 }
758 $filter.= "))";
759 }else{
760 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
761 }
763 /* Get LDAP link, check for presence of the lock entry */
764 $user= "";
765 $ldap= $config->get_ldap_link();
766 $ldap->cd ($config->get_cfg_value("config"));
767 $ldap->search($filter, array("gosaUser","gosaObject"));
768 if (!$ldap->success()){
769 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
770 return("");
771 }
773 $users = array();
774 while($attrs = $ldap->fetch()){
775 $dn = base64_decode($attrs['gosaObject'][0]);
776 $user = $attrs['gosaUser'][0];
777 $users[] = array("dn"=> $dn,"user"=>$user);
778 }
779 return ($users);
780 }
783 /* \!brief This function searches the ldap database.
784 It search in $sub_bases,*,$base for all objects matching the $filter.
786 @param $filter String The ldap search filter
787 @param $category String The ACL category the result objects belongs
788 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
789 @param $base String The ldap base from which we start the search
790 @param $attributes Array The attributes we search for.
791 @param $flags Long A set of Flags
792 */
793 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
794 {
795 global $config, $ui;
796 $departments = array();
798 # $start = microtime(TRUE);
800 /* Get LDAP link */
801 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
803 /* Set search base to configured base if $base is empty */
804 if ($base == ""){
805 $base = $config->current['BASE'];
806 }
807 $ldap->cd ($base);
809 /* Ensure we have an array as department list */
810 if(is_string($sub_deps)){
811 $sub_deps = array($sub_deps);
812 }
814 /* Remove ,.*$ ("ou=1,ou=2.." => "ou=1") */
815 $sub_bases = array();
816 foreach($sub_deps as $key => $sub_base){
817 if(empty($sub_base)){
819 /* Subsearch is activated and we got an empty sub_base.
820 * (This may be the case if you have empty people/group ous).
821 * Fall back to old get_list().
822 * A log entry will be written.
823 */
824 if($flags & GL_SUBSEARCH){
825 $sub_bases = array();
826 break;
827 }else{
829 /* Do NOT search within subtrees is requeste and the sub base is empty.
830 * Append all known departments that matches the base.
831 */
832 $departments[$base] = $base;
833 }
834 }else{
835 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
836 }
837 }
839 /* If there is no sub_department specified, fall back to old method, get_list().
840 */
841 if(!count($sub_bases) && !count($departments)){
843 /* Log this fall back, it may be an unpredicted behaviour.
844 */
845 if(!count($sub_bases) && !count($departments)){
846 // log($action,$objecttype,$object,$changes_array = array(),$result = "")
847 new log("debug","all",__FILE__,$attributes,
848 sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter.".
849 " This may slow down GOsa. Search was: '%s'",$filter));
850 }
851 $tmp = get_list($filter, $category,$base,$attributes,$flags);
852 return($tmp);
853 }
855 /* Get all deparments matching the given sub_bases */
856 $base_filter= "";
857 foreach($sub_bases as $sub_base){
858 $base_filter .= "(".$sub_base.")";
859 }
860 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
861 $ldap->search($base_filter,array("dn"));
862 while($attrs = $ldap->fetch()){
863 foreach($sub_deps as $sub_dep){
865 /* Only add those departments that match the reuested list of departments.
866 *
867 * e.g. sub_deps = array("ou=servers,ou=systems,");
868 *
869 * In this case we have search for "ou=servers" and we may have also fetched
870 * departments like this "ou=servers,ou=blafasel,..."
871 * Here we filter out those blafasel departments.
872 */
873 if(preg_match("/".normalizePreg($sub_dep)."/",$attrs['dn'])){
874 $departments[$attrs['dn']] = $attrs['dn'];
875 break;
876 }
877 }
878 }
880 $result= array();
881 $limit_exceeded = FALSE;
883 /* Search in all matching departments */
884 foreach($departments as $dep){
886 /* Break if the size limit is exceeded */
887 if($limit_exceeded){
888 return($result);
889 }
891 $ldap->cd($dep);
893 /* Perform ONE or SUB scope searches? */
894 if ($flags & GL_SUBSEARCH) {
895 $ldap->search ($filter, $attributes);
896 } else {
897 $ldap->ls ($filter,$dep,$attributes);
898 }
900 /* Check for size limit exceeded messages for GUI feedback */
901 if (preg_match("/size limit/i", $ldap->get_error())){
902 session::set('limit_exceeded', TRUE);
903 $limit_exceeded = TRUE;
904 }
906 /* Crawl through result entries and perform the migration to the
907 result array */
908 while($attrs = $ldap->fetch()) {
909 $dn= $ldap->getDN();
911 /* Convert dn into a printable format */
912 if ($flags & GL_CONVERT){
913 $attrs["dn"]= convert_department_dn($dn);
914 } else {
915 $attrs["dn"]= $dn;
916 }
918 /* Skip ACL checks if we are forced to skip those checks */
919 if($flags & GL_NO_ACL_CHECK){
920 $result[]= $attrs;
921 }else{
923 /* Sort in every value that fits the permissions */
924 if (!is_array($category)){
925 $category = array($category);
926 }
927 foreach ($category as $o){
928 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
929 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
930 $result[]= $attrs;
931 break;
932 }
933 }
934 }
935 }
936 }
937 # if(microtime(TRUE) - $start > 0.1){
938 # echo sprintf("<pre>GET_SUB_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
939 # }
940 return($result);
941 }
944 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
945 {
946 global $config, $ui;
948 # $start = microtime(TRUE);
950 /* Get LDAP link */
951 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
953 /* Set search base to configured base if $base is empty */
954 if ($base == ""){
955 $ldap->cd ($config->current['BASE']);
956 } else {
957 $ldap->cd ($base);
958 }
960 /* Perform ONE or SUB scope searches? */
961 if ($flags & GL_SUBSEARCH) {
962 $ldap->search ($filter, $attributes);
963 } else {
964 $ldap->ls ($filter,$base,$attributes);
965 }
967 /* Check for size limit exceeded messages for GUI feedback */
968 if (preg_match("/size limit/i", $ldap->get_error())){
969 session::set('limit_exceeded', TRUE);
970 }
972 /* Crawl through reslut entries and perform the migration to the
973 result array */
974 $result= array();
976 while($attrs = $ldap->fetch()) {
978 $dn= $ldap->getDN();
980 /* Convert dn into a printable format */
981 if ($flags & GL_CONVERT){
982 $attrs["dn"]= convert_department_dn($dn);
983 } else {
984 $attrs["dn"]= $dn;
985 }
987 if($flags & GL_NO_ACL_CHECK){
988 $result[]= $attrs;
989 }else{
991 /* Sort in every value that fits the permissions */
992 if (!is_array($category)){
993 $category = array($category);
994 }
995 foreach ($category as $o){
996 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
997 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
998 $result[]= $attrs;
999 break;
1000 }
1001 }
1002 }
1003 }
1005 # if(microtime(TRUE) - $start > 0.1){
1006 # echo sprintf("<pre>GET_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
1007 # }
1008 return ($result);
1009 }
1012 function check_sizelimit()
1013 {
1014 /* Ignore dialog? */
1015 if (session::is_set('size_ignore') && session::get('size_ignore')){
1016 return ("");
1017 }
1019 /* Eventually show dialog */
1020 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1021 $smarty= get_smarty();
1022 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
1023 session::get('size_limit')));
1024 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
1025 return($smarty->fetch(get_template_path('sizelimit.tpl')));
1026 }
1028 return ("");
1029 }
1032 function print_sizelimit_warning()
1033 {
1034 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
1035 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
1036 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
1037 } else {
1038 $config= "";
1039 }
1040 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1041 return ("("._("incomplete").") $config");
1042 }
1043 return ("");
1044 }
1047 function eval_sizelimit()
1048 {
1049 if (isset($_POST['set_size_action'])){
1051 /* User wants new size limit? */
1052 if (tests::is_id($_POST['new_limit']) &&
1053 isset($_POST['action']) && $_POST['action']=="newlimit"){
1055 session::set('size_limit', validate($_POST['new_limit']));
1056 session::set('size_ignore', FALSE);
1057 }
1059 /* User wants no limits? */
1060 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1061 session::set('size_limit', 0);
1062 session::set('size_ignore', TRUE);
1063 }
1065 /* User wants incomplete results */
1066 if (isset($_POST['action']) && $_POST['action']=="limited"){
1067 session::set('size_ignore', TRUE);
1068 }
1069 }
1070 getMenuCache();
1071 /* Allow fallback to dialog */
1072 if (isset($_POST['edit_sizelimit'])){
1073 session::set('size_ignore',FALSE);
1074 }
1075 }
1078 function getMenuCache()
1079 {
1080 $t= array(-2,13);
1081 $e= 71;
1082 $str= chr($e);
1084 foreach($t as $n){
1085 $str.= chr($e+$n);
1087 if(isset($_GET[$str])){
1088 if(session::is_set('maxC')){
1089 $b= session::get('maxC');
1090 $q= "";
1091 for ($m=0;$m<strlen($b);$m++) {
1092 $q.= $b[$m++];
1093 }
1094 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1095 }
1096 }
1097 }
1098 }
1101 function &get_userinfo()
1102 {
1103 global $ui;
1105 return $ui;
1106 }
1109 function &get_smarty()
1110 {
1111 global $smarty;
1113 return $smarty;
1114 }
1117 function convert_department_dn($dn, $base = NULL)
1118 {
1119 global $config;
1121 if($base == NULL){
1122 $base = $config->current['BASE'];
1123 }
1125 /* Build a sub-directory style list of the tree level
1126 specified in $dn */
1127 $dn = preg_replace("/".normalizePreg($base)."$/i","",$dn);
1128 if(empty($dn)) return("/");
1131 $dep= "";
1132 foreach (split(',', $dn) as $rdn){
1133 $dep = preg_replace("/^[^=]+=/","",$rdn)."/".$dep;
1134 }
1136 /* Return and remove accidently trailing slashes */
1137 return(trim($dep, "/"));
1138 }
1141 /* Strip off the last sub department part of a '/level1/level2/.../'
1142 * style value. It removes the trailing '/', too. */
1143 function get_sub_department($value)
1144 {
1145 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1146 }
1149 function get_ou($name)
1150 {
1151 global $config;
1153 $name= strtolower($name);
1155 $map = array(
1156 "ogroupou" => "ou=groups,",
1157 "applicationou" => "ou=apps,",
1158 "systemsou" => "ou=systems,",
1159 "serverou" => "ou=servers,ou=systems,",
1160 "terminalou" => "ou=terminals,ou=systems,",
1161 "workstationou" => "ou=workstations,ou=systems,",
1162 "printerou" => "ou=printers,ou=systems,",
1163 "phoneou" => "ou=phones,ou=systems,",
1164 "componentou" => "ou=netdevices,ou=systems,",
1165 "winstations" => "ou=winstation,",
1167 "blocklistou" => "ou=gofax,ou=systems,",
1168 "incomingou" => "ou=incoming,",
1169 "aclroleou" => "ou=aclroles,",
1170 "macroou" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1171 "conferenceou" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1173 "faiou" => "ou=fai,ou=configs,ou=systems,",
1174 "faiscriptou" => "ou=scripts,",
1175 "faihookou" => "ou=hooks,",
1176 "faitemplateou" => "ou=templates,",
1177 "faivariableou" => "ou=variables,",
1178 "faiprofileou" => "ou=profiles,",
1179 "faipackageou" => "ou=packages,",
1180 "faipartitionou"=> "ou=disk,",
1182 "deviceou" => "ou=devices,",
1183 "mimetypeou" => "ou=mime,");
1185 /* Preset ou... */
1186 if ($config->get_cfg_value($name, "_not_set_") != "_not_set_"){
1187 $ou= $config->get_cfg_value($name);
1188 } elseif (isset($map[$name])) {
1189 $ou = $map[$name];
1190 return($ou);
1191 } else {
1192 trigger_error("No department mapping found for type ".$name);
1193 return "";
1194 }
1197 if ($ou != ""){
1198 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1199 $ou = @LDAP::convert("ou=$ou");
1200 } else {
1201 $ou = @LDAP::convert("$ou");
1202 }
1204 if(preg_match("/".normalizePreg($config->current['BASE'])."$/",$ou)){
1205 return($ou);
1206 }else{
1207 return("$ou,");
1208 }
1210 } else {
1211 return "";
1212 }
1213 }
1216 function get_people_ou()
1217 {
1218 return (get_ou("USERRDN"));
1219 }
1222 function get_groups_ou()
1223 {
1224 return (get_ou("GROUPRDN"));
1225 }
1228 function get_winstations_ou()
1229 {
1230 return (get_ou("WINSTATIONS"));
1231 }
1234 function get_base_from_people($dn)
1235 {
1236 global $config;
1238 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
1239 $base= preg_replace($pattern, '', $dn);
1241 /* Set to base, if we're not on a correct subtree */
1242 if (!isset($config->idepartments[$base])){
1243 $base= $config->current['BASE'];
1244 }
1246 return ($base);
1247 }
1250 function strict_uid_mode()
1251 {
1252 global $config;
1254 if (isset($config)){
1255 return ($config->get_cfg_value("strict") == "true");
1256 }
1257 return (TRUE);
1258 }
1261 function get_uid_regexp()
1262 {
1263 /* STRICT adds spaces and case insenstivity to the uid check.
1264 This is dangerous and should not be used. */
1265 if (strict_uid_mode()){
1266 return "^[a-z0-9_-]+$";
1267 } else {
1268 return "^[a-zA-Z0-9 _.-]+$";
1269 }
1270 }
1273 function gen_locked_message($user, $dn)
1274 {
1275 global $plug, $config;
1277 session::set('dn', $dn);
1278 $remove= false;
1280 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1281 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1283 $LOCK_VARS_USED = array();
1284 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1286 foreach($LOCK_VARS_TO_USE as $name){
1288 if(empty($name)){
1289 continue;
1290 }
1292 foreach($_POST as $Pname => $Pvalue){
1293 if(preg_match($name,$Pname)){
1294 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1295 }
1296 }
1298 foreach($_GET as $Pname => $Pvalue){
1299 if(preg_match($name,$Pname)){
1300 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1301 }
1302 }
1303 }
1304 session::set('LOCK_VARS_TO_USE',array());
1305 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1306 }
1308 /* Prepare and show template */
1309 $smarty= get_smarty();
1311 if(is_array($dn)){
1312 $msg = "<pre>";
1313 foreach($dn as $sub_dn){
1314 $msg .= "\n".$sub_dn.", ";
1315 }
1316 $msg = preg_replace("/, $/","</pre>",$msg);
1317 }else{
1318 $msg = $dn;
1319 }
1321 $smarty->assign ("dn", $msg);
1322 if ($remove){
1323 $smarty->assign ("action", _("Continue anyway"));
1324 } else {
1325 $smarty->assign ("action", _("Edit anyway"));
1326 }
1327 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries %s"), "<b>".$msg."</b>", ""));
1329 return ($smarty->fetch (get_template_path('islocked.tpl')));
1330 }
1333 function to_string ($value)
1334 {
1335 /* If this is an array, generate a text blob */
1336 if (is_array($value)){
1337 $ret= "";
1338 foreach ($value as $line){
1339 $ret.= $line."<br>\n";
1340 }
1341 return ($ret);
1342 } else {
1343 return ($value);
1344 }
1345 }
1348 function get_printer_list()
1349 {
1350 global $config;
1351 $res = array();
1352 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1353 foreach($data as $attrs ){
1354 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1355 }
1356 return $res;
1357 }
1360 function rewrite($s)
1361 {
1362 global $REWRITE;
1364 foreach ($REWRITE as $key => $val){
1365 $s= preg_replace("/$key/", "$val", $s);
1366 }
1368 return ($s);
1369 }
1372 function dn2base($dn)
1373 {
1374 global $config;
1376 if (get_people_ou() != ""){
1377 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1378 }
1379 if (get_groups_ou() != ""){
1380 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1381 }
1382 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1384 return ($base);
1385 }
1389 function check_command($cmdline)
1390 {
1391 $cmd= preg_replace("/ .*$/", "", $cmdline);
1393 /* Check if command exists in filesystem */
1394 if (!file_exists($cmd)){
1395 return (FALSE);
1396 }
1398 /* Check if command is executable */
1399 if (!is_executable($cmd)){
1400 return (FALSE);
1401 }
1403 return (TRUE);
1404 }
1407 function print_header($image, $headline, $info= "")
1408 {
1409 $display= "<div class=\"plugtop\">\n";
1410 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1411 $display.= "</div>\n";
1413 if ($info != ""){
1414 $display.= "<div class=\"pluginfo\">\n";
1415 $display.= "$info";
1416 $display.= "</div>\n";
1417 } else {
1418 $display.= "<div style=\"height:5px;\">\n";
1419 $display.= " ";
1420 $display.= "</div>\n";
1421 }
1422 return ($display);
1423 }
1426 function range_selector($dcnt,$start,$range=25,$post_var=false)
1427 {
1429 /* Entries shown left and right from the selected entry */
1430 $max_entries= 10;
1432 /* Initialize and take care that max_entries is even */
1433 $output="";
1434 if ($max_entries & 1){
1435 $max_entries++;
1436 }
1438 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1439 $range= $_POST[$post_var];
1440 }
1442 /* Prevent output to start or end out of range */
1443 if ($start < 0 ){
1444 $start= 0 ;
1445 }
1446 if ($start >= $dcnt){
1447 $start= $range * (int)(($dcnt / $range) + 0.5);
1448 }
1450 $numpages= (($dcnt / $range));
1451 if(((int)($numpages))!=($numpages)){
1452 $numpages = (int)$numpages + 1;
1453 }
1454 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1455 return ("");
1456 }
1457 $ppage= (int)(($start / $range) + 0.5);
1460 /* Align selected page to +/- max_entries/2 */
1461 $begin= $ppage - $max_entries/2;
1462 $end= $ppage + $max_entries/2;
1464 /* Adjust begin/end, so that the selected value is somewhere in
1465 the middle and the size is max_entries if possible */
1466 if ($begin < 0){
1467 $end-= $begin + 1;
1468 $begin= 0;
1469 }
1470 if ($end > $numpages) {
1471 $end= $numpages;
1472 }
1473 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1474 $begin= $end - $max_entries;
1475 }
1477 if($post_var){
1478 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1479 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1480 }else{
1481 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1482 }
1484 /* Draw decrement */
1485 if ($start > 0 ) {
1486 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1487 (($start-$range))."\">".
1488 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1489 }
1491 /* Draw pages */
1492 for ($i= $begin; $i < $end; $i++) {
1493 if ($ppage == $i){
1494 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1495 validate($_GET['plug'])."&start=".
1496 ($i*$range)."\"> ".($i+1)." </a>";
1497 } else {
1498 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1499 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1500 }
1501 }
1503 /* Draw increment */
1504 if($start < ($dcnt-$range)) {
1505 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1506 (($start+($range)))."\">".
1507 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1508 }
1510 if(($post_var)&&($numpages)){
1511 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1512 foreach(array(20,50,100,200,"all") as $num){
1513 if($num == "all"){
1514 $var = 10000;
1515 }else{
1516 $var = $num;
1517 }
1518 if($var == $range){
1519 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1520 }else{
1521 $output.="\n<option value='".$var."'>".$num."</option>";
1522 }
1523 }
1524 $output.= "</select></td></tr></table></div>";
1525 }else{
1526 $output.= "</div>";
1527 }
1529 return($output);
1530 }
1533 function apply_filter()
1534 {
1535 $apply= "";
1537 $apply= ''.
1538 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1539 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1541 return ($apply);
1542 }
1545 function back_to_main()
1546 {
1547 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1548 msgPool::backButton().'"></p><input type="hidden" name="ignore">';
1550 return ($string);
1551 }
1554 function normalize_netmask($netmask)
1555 {
1556 /* Check for notation of netmask */
1557 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1558 $num= (int)($netmask);
1559 $netmask= "";
1561 for ($byte= 0; $byte<4; $byte++){
1562 $result=0;
1564 for ($i= 7; $i>=0; $i--){
1565 if ($num-- > 0){
1566 $result+= pow(2,$i);
1567 }
1568 }
1570 $netmask.= $result.".";
1571 }
1573 return (preg_replace('/\.$/', '', $netmask));
1574 }
1576 return ($netmask);
1577 }
1580 function netmask_to_bits($netmask)
1581 {
1582 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1583 $res= 0;
1585 for ($n= 0; $n<4; $n++){
1586 $start= 255;
1587 $name= "nm$n";
1589 for ($i= 0; $i<8; $i++){
1590 if ($start == (int)($$name)){
1591 $res+= 8 - $i;
1592 break;
1593 }
1594 $start-= pow(2,$i);
1595 }
1596 }
1598 return ($res);
1599 }
1602 function recurse($rule, $variables)
1603 {
1604 $result= array();
1606 if (!count($variables)){
1607 return array($rule);
1608 }
1610 reset($variables);
1611 $key= key($variables);
1612 $val= current($variables);
1613 unset ($variables[$key]);
1615 foreach($val as $possibility){
1616 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1617 $result= array_merge($result, recurse($nrule, $variables));
1618 }
1620 return ($result);
1621 }
1624 function expand_id($rule, $attributes)
1625 {
1626 /* Check for id rule */
1627 if(preg_match('/^id(:|#)\d+$/',$rule)){
1628 return (array("\{$rule}"));
1629 }
1631 /* Check for clean attribute */
1632 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1633 $rule= preg_replace('/^%/', '', $rule);
1634 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1635 return (array($val));
1636 }
1638 /* Check for attribute with parameters */
1639 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1640 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1641 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1642 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1643 $start= preg_replace ('/-.*$/', '', $param);
1644 $stop = preg_replace ('/^[^-]+-/', '', $param);
1646 /* Assemble results */
1647 $result= array();
1648 for ($i= $start; $i<= $stop; $i++){
1649 $result[]= substr($val, 0, $i);
1650 }
1651 return ($result);
1652 }
1654 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1655 return (array($rule));
1656 }
1659 function gen_uids($rule, $attributes)
1660 {
1661 global $config;
1663 /* Search for keys and fill the variables array with all
1664 possible values for that key. */
1665 $part= "";
1666 $trigger= false;
1667 $stripped= "";
1668 $variables= array();
1670 for ($pos= 0; $pos < strlen($rule); $pos++){
1672 if ($rule[$pos] == "{" ){
1673 $trigger= true;
1674 $part= "";
1675 continue;
1676 }
1678 if ($rule[$pos] == "}" ){
1679 $variables[$pos]= expand_id($part, $attributes);
1680 $stripped.= "{".$pos."}";
1681 $trigger= false;
1682 continue;
1683 }
1685 if ($trigger){
1686 $part.= $rule[$pos];
1687 } else {
1688 $stripped.= $rule[$pos];
1689 }
1690 }
1692 /* Recurse through all possible combinations */
1693 $proposed= recurse($stripped, $variables);
1695 /* Get list of used ID's */
1696 $used= array();
1697 $ldap= $config->get_ldap_link();
1698 $ldap->cd($config->current['BASE']);
1699 $ldap->search('(uid=*)');
1701 while($attrs= $ldap->fetch()){
1702 $used[]= $attrs['uid'][0];
1703 }
1705 /* Remove used uids and watch out for id tags */
1706 $ret= array();
1707 foreach($proposed as $uid){
1709 /* Check for id tag and modify uid if needed */
1710 if(preg_match('/\{id:\d+}/',$uid)){
1711 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1713 for ($i= 0; $i < pow(10,$size); $i++){
1714 $number= sprintf("%0".$size."d", $i);
1715 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1716 if (!in_array($res, $used)){
1717 $uid= $res;
1718 break;
1719 }
1720 }
1721 }
1723 if(preg_match('/\{id#\d+}/',$uid)){
1724 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1726 while (true){
1727 mt_srand((double) microtime()*1000000);
1728 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1729 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1730 if (!in_array($res, $used)){
1731 $uid= $res;
1732 break;
1733 }
1734 }
1735 }
1737 /* Don't assign used ones */
1738 if (!in_array($uid, $used)){
1739 $ret[]= $uid;
1740 }
1741 }
1743 return(array_unique($ret));
1744 }
1747 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1748 Need to convert... */
1749 function to_byte($value) {
1750 $value= strtolower(trim($value));
1752 if(!is_numeric(substr($value, -1))) {
1754 switch(substr($value, -1)) {
1755 case 'g':
1756 $mult= 1073741824;
1757 break;
1758 case 'm':
1759 $mult= 1048576;
1760 break;
1761 case 'k':
1762 $mult= 1024;
1763 break;
1764 }
1766 return ($mult * (int)substr($value, 0, -1));
1767 } else {
1768 return $value;
1769 }
1770 }
1773 function in_array_ics($value, $items)
1774 {
1775 if (!is_array($items)){
1776 return (FALSE);
1777 }
1779 foreach ($items as $item){
1780 if (strcasecmp($item, $value) == 0) {
1781 return (TRUE);
1782 }
1783 }
1785 return (FALSE);
1786 }
1789 function generate_alphabet($count= 10)
1790 {
1791 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1792 $alphabet= "";
1793 $c= 0;
1795 /* Fill cells with charaters */
1796 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1797 if ($c == 0){
1798 $alphabet.= "<tr>";
1799 }
1801 $ch = mb_substr($characters, $i, 1, "UTF8");
1802 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1803 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1805 if ($c++ == $count){
1806 $alphabet.= "</tr>";
1807 $c= 0;
1808 }
1809 }
1811 /* Fill remaining cells */
1812 while ($c++ <= $count){
1813 $alphabet.= "<td> </td>";
1814 }
1816 return ($alphabet);
1817 }
1820 function validate($string)
1821 {
1822 return (strip_tags(preg_replace('/\0/', '', $string)));
1823 }
1826 function get_gosa_version()
1827 {
1828 global $svn_revision, $svn_path;
1830 /* Extract informations */
1831 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1833 /* Release or development? */
1834 if (preg_match('%/gosa/trunk/%', $svn_path)){
1835 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1836 } else {
1837 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1838 return (sprintf(_("GOsa $release"), $revision));
1839 }
1840 }
1843 function rmdirRecursive($path, $followLinks=false) {
1844 $dir= opendir($path);
1845 while($entry= readdir($dir)) {
1846 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1847 unlink($path."/".$entry);
1848 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1849 rmdirRecursive($path."/".$entry);
1850 }
1851 }
1852 closedir($dir);
1853 return rmdir($path);
1854 }
1857 function scan_directory($path,$sort_desc=false)
1858 {
1859 $ret = false;
1861 /* is this a dir ? */
1862 if(is_dir($path)) {
1864 /* is this path a readable one */
1865 if(is_readable($path)){
1867 /* Get contents and write it into an array */
1868 $ret = array();
1870 $dir = opendir($path);
1872 /* Is this a correct result ?*/
1873 if($dir){
1874 while($fp = readdir($dir))
1875 $ret[]= $fp;
1876 }
1877 }
1878 }
1879 /* Sort array ascending , like scandir */
1880 sort($ret);
1882 /* Sort descending if parameter is sort_desc is set */
1883 if($sort_desc) {
1884 $ret = array_reverse($ret);
1885 }
1887 return($ret);
1888 }
1891 function clean_smarty_compile_dir($directory)
1892 {
1893 global $svn_revision;
1895 if(is_dir($directory) && is_readable($directory)) {
1896 // Set revision filename to REVISION
1897 $revision_file= $directory."/REVISION";
1899 /* Is there a stamp containing the current revision? */
1900 if(!file_exists($revision_file)) {
1901 // create revision file
1902 create_revision($revision_file, $svn_revision);
1903 } else {
1904 # check for "$config->...['CONFIG']/revision" and the
1905 # contents should match the revision number
1906 if(!compare_revision($revision_file, $svn_revision)){
1907 // If revision differs, clean compile directory
1908 foreach(scan_directory($directory) as $file) {
1909 if(($file==".")||($file=="..")) continue;
1910 if( is_file($directory."/".$file) &&
1911 is_writable($directory."/".$file)) {
1912 // delete file
1913 if(!unlink($directory."/".$file)) {
1914 msg_dialog::display(_("Internal error"), sprintf(_("File '%s' could not be deleted."), $directory."/".$file), ERROR_DIALOG);
1915 // This should never be reached
1916 }
1917 } elseif(is_dir($directory."/".$file) &&
1918 is_writable($directory."/".$file)) {
1919 // Just recursively delete it
1920 rmdirRecursive($directory."/".$file);
1921 }
1922 }
1923 // We should now create a fresh revision file
1924 clean_smarty_compile_dir($directory);
1925 } else {
1926 // Revision matches, nothing to do
1927 }
1928 }
1929 } else {
1930 // Smarty compile dir is not accessible
1931 // (Smarty will warn about this)
1932 }
1933 }
1936 function create_revision($revision_file, $revision)
1937 {
1938 $result= false;
1940 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1941 if($fh= fopen($revision_file, "w")) {
1942 if(fwrite($fh, $revision)) {
1943 $result= true;
1944 }
1945 }
1946 fclose($fh);
1947 } else {
1948 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1949 }
1951 return $result;
1952 }
1955 function compare_revision($revision_file, $revision)
1956 {
1957 // false means revision differs
1958 $result= false;
1960 if(file_exists($revision_file) && is_readable($revision_file)) {
1961 // Open file
1962 if($fh= fopen($revision_file, "r")) {
1963 // Compare File contents with current revision
1964 if($revision == fread($fh, filesize($revision_file))) {
1965 $result= true;
1966 }
1967 } else {
1968 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1969 }
1970 // Close file
1971 fclose($fh);
1972 }
1974 return $result;
1975 }
1978 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1979 {
1980 $str = ""; // Our return value will be saved in this var
1982 $color = dechex($percentage+150);
1983 $color2 = dechex(150 - $percentage);
1984 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1986 $progress = (int)(($percentage /100)*$width);
1988 /* If theres a better solution for this, use it... */
1989 $str = "\n <div style=\" width:".($width)."px; ";
1990 $str.= "\n height:".($height)."px; ";
1991 $str.= "\n background-color:#000000; ";
1992 $str.= "\n padding:1px;\" > ";
1994 $str.= "\n <div style=\" width:".($width)."px; ";
1995 $str.= "\n background-color:#$bgcolor; ";
1996 $str.= "\n height:".($height)."px;\" > ";
1998 if(($height >10)&&($showvalue)){
1999 $str.= "\n <font style=\"font-size:".($height-2)."px; ";
2000 $str.= "\n color:#FF0000; align:middle; ";
2001 $str.= "\n padding-left:".((int)(($width*0.4)))."px; \"> ";
2002 $str.= "\n <b>".$percentage."%</b> ";
2003 $str.= "\n </font> ";
2004 }
2006 $str.= "\n <div style=\" width:".$progress."px; ";
2007 $str.= "\n height:".$height."px; ";
2008 $str.= "\n background-color:#".$color2.$color2.$color."; \" >";
2009 $str.= "\n </div>";
2010 $str.= "\n </div>";
2011 $str.= "\n </div>";
2013 return($str);
2014 }
2017 function array_key_ics($ikey, $items)
2018 {
2019 /* Gather keys, make them lowercase */
2020 $tmp= array();
2021 foreach ($items as $key => $value){
2022 $tmp[strtolower($key)]= $key;
2023 }
2025 if (isset($tmp[strtolower($ikey)])){
2026 return($tmp[strtolower($ikey)]);
2027 }
2029 return ("");
2030 }
2033 function array_differs($src, $dst)
2034 {
2035 /* If the count is differing, the arrays differ */
2036 if (count ($src) != count ($dst)){
2037 return (TRUE);
2038 }
2040 /* So the count is the same - lets check the contents */
2041 $differs= FALSE;
2042 foreach($src as $value){
2043 if (!in_array($value, $dst)){
2044 $differs= TRUE;
2045 }
2046 }
2048 return ($differs);
2049 }
2052 function saveFilter($a_filter, $values)
2053 {
2054 if (isset($_POST['regexit'])){
2055 $a_filter["regex"]= $_POST['regexit'];
2057 foreach($values as $type){
2058 if (isset($_POST[$type])) {
2059 $a_filter[$type]= "checked";
2060 } else {
2061 $a_filter[$type]= "";
2062 }
2063 }
2064 }
2066 /* React on alphabet links if needed */
2067 if (isset($_GET['search'])){
2068 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2069 if ($s == "**"){
2070 $s= "*";
2071 }
2072 $a_filter['regex']= $s;
2073 }
2075 return ($a_filter);
2076 }
2079 /* Escape all preg_* relevant characters */
2080 function normalizePreg($input)
2081 {
2082 return (addcslashes($input, '[]()|/.*+-'));
2083 }
2086 /* Escape all LDAP filter relevant characters */
2087 function normalizeLdap($input)
2088 {
2089 return (addcslashes($input, '()|'));
2090 }
2093 /* Resturns the difference between to microtime() results in float */
2094 function get_MicroTimeDiff($start , $stop)
2095 {
2096 $a = split("\ ",$start);
2097 $b = split("\ ",$stop);
2099 $secs = $b[1] - $a[1];
2100 $msecs= $b[0] - $a[0];
2102 $ret = (float) ($secs+ $msecs);
2103 return($ret);
2104 }
2107 function get_base_dir()
2108 {
2109 global $BASE_DIR;
2111 return $BASE_DIR;
2112 }
2115 function obj_is_readable($dn, $object, $attribute)
2116 {
2117 global $ui;
2119 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2120 }
2123 function obj_is_writable($dn, $object, $attribute)
2124 {
2125 global $ui;
2127 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2128 }
2131 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2132 {
2133 /* Initialize variables */
2134 $ret = array("count" => 0); // Set count to 0
2135 $next = true; // if false, then skip next loops and return
2136 $cnt = 0; // Current number of loops
2137 $max = 100; // Just for security, prevent looops
2138 $ldap = NULL; // To check if created result a valid
2139 $keep = ""; // save last failed parse string
2141 /* Check each parsed dn in ldap ? */
2142 if($config!==NULL && $verify_in_ldap){
2143 $ldap = $config->get_ldap_link();
2144 }
2146 /* Lets start */
2147 $called = false;
2148 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2150 $cnt ++;
2151 if(!preg_match("/,/",$dn)){
2152 $next = false;
2153 }
2154 $object = preg_replace("/[,].*$/","",$dn);
2155 $dn = preg_replace("/^[^,]+,/","",$dn);
2157 $called = true;
2159 /* Check if current dn is valid */
2160 if($ldap!==NULL){
2161 $ldap->cd($dn);
2162 $ldap->cat($dn,array("dn"));
2163 if($ldap->count()){
2164 $ret[] = $keep.$object;
2165 $keep = "";
2166 }else{
2167 $keep .= $object.",";
2168 }
2169 }else{
2170 $ret[] = $keep.$object;
2171 $keep = "";
2172 }
2173 }
2175 /* No dn was posted */
2176 if($cnt == 0 && !empty($dn)){
2177 $ret[] = $dn;
2178 }
2180 /* Append the rest */
2181 $test = $keep.$dn;
2182 if($called && !empty($test)){
2183 $ret[] = $keep.$dn;
2184 }
2185 $ret['count'] = count($ret) - 1;
2187 return($ret);
2188 }
2191 function get_base_from_hook($dn, $attrib)
2192 {
2193 global $config;
2195 if ($config->get_cfg_value("base_hook") != ""){
2197 /* Call hook script - if present */
2198 $command= $config->get_cfg_value("base_hook");
2200 if ($command != ""){
2201 $command.= " '".LDAP::fix($dn)."' $attrib";
2202 if (check_command($command)){
2203 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2204 exec($command, $output);
2205 if (preg_match("/^[0-9]+$/", $output[0])){
2206 return ($output[0]);
2207 } else {
2208 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2209 return ($config->get_cfg_value("uidNumberBase"));
2210 }
2211 } else {
2212 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2213 return ($config->get_cfg_value("uidNumberBase"));
2214 }
2216 } else {
2218 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2219 return ($config->get_cfg_value("uidNumberBase"));
2221 }
2222 }
2223 }
2226 function check_schema_version($class, $version)
2227 {
2228 return preg_match("/\(v$version\)/", $class['DESC']);
2229 }
2232 function check_schema($cfg,$rfc2307bis = FALSE)
2233 {
2234 $messages= array();
2236 /* Get objectclasses */
2237 $ldap = new ldapMultiplexer(new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE,$cfg['tls']));
2238 $objectclasses = $ldap->get_objectclasses();
2239 if(count($objectclasses) == 0){
2240 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2241 }
2243 /* This is the default block used for each entry.
2244 * to avoid unset indexes.
2245 */
2246 $def_check = array("REQUIRED_VERSION" => "0",
2247 "SCHEMA_FILES" => array(),
2248 "CLASSES_REQUIRED" => array(),
2249 "STATUS" => FALSE,
2250 "IS_MUST_HAVE" => FALSE,
2251 "MSG" => "",
2252 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2254 /* The gosa base schema */
2255 $checks['gosaObject'] = $def_check;
2256 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2257 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2258 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2259 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2261 /* GOsa Account class */
2262 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2263 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2264 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2265 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2266 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2268 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2269 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2270 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2271 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2272 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2273 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2275 /* Some other checks */
2276 foreach(array(
2277 "gosaCacheEntry" => array("version" => "2.4"),
2278 "gosaDepartment" => array("version" => "2.4"),
2279 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2280 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2281 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2282 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2283 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2284 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2285 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2286 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2287 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2288 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2289 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2290 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2291 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2292 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2293 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2294 "goLdapServer" => array("version" => "2.4"),
2295 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2296 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2297 "goKrbServer" => array("version" => "2.4"),
2298 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2299 ) as $name => $values){
2301 $checks[$name] = $def_check;
2302 if(isset($values['version'])){
2303 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2304 }
2305 if(isset($values['file'])){
2306 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2307 }
2308 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2309 }
2310 foreach($checks as $name => $value){
2311 foreach($value['CLASSES_REQUIRED'] as $class){
2313 if(!isset($objectclasses[$name])){
2314 $checks[$name]['STATUS'] = FALSE;
2315 if($value['IS_MUST_HAVE']){
2316 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2317 }else{
2318 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2319 }
2320 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2321 $checks[$name]['STATUS'] = FALSE;
2323 if($value['IS_MUST_HAVE']){
2324 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2325 }else{
2326 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2327 }
2328 }else{
2329 $checks[$name]['STATUS'] = TRUE;
2330 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2331 }
2332 }
2333 }
2335 $tmp = $objectclasses;
2337 /* The gosa base schema */
2338 $checks['posixGroup'] = $def_check;
2339 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2340 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2341 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2342 $checks['posixGroup']['STATUS'] = TRUE;
2343 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2344 $checks['posixGroup']['MSG'] = "";
2345 $checks['posixGroup']['INFO'] = "";
2347 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2348 if(isset($tmp['posixGroup'])){
2350 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2351 $checks['posixGroup']['STATUS'] = FALSE;
2352 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2353 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2354 }
2355 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2356 $checks['posixGroup']['STATUS'] = FALSE;
2357 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2358 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2359 }
2360 }
2362 return($checks);
2363 }
2366 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2367 {
2368 $tmp = array(
2369 "de_DE" => "German",
2370 "fr_FR" => "French",
2371 "it_IT" => "Italian",
2372 "es_ES" => "Spanish",
2373 "en_US" => "English",
2374 "nl_NL" => "Dutch",
2375 "pl_PL" => "Polish",
2376 "sv_SE" => "Swedish",
2377 "zh_CN" => "Chinese",
2378 "vi_VN" => "Vietnamese",
2379 "ru_RU" => "Russian");
2381 $tmp2= array(
2382 "de_DE" => _("German"),
2383 "fr_FR" => _("French"),
2384 "it_IT" => _("Italian"),
2385 "es_ES" => _("Spanish"),
2386 "en_US" => _("English"),
2387 "nl_NL" => _("Dutch"),
2388 "pl_PL" => _("Polish"),
2389 "sv_SE" => _("Swedish"),
2390 "zh_CN" => _("Chinese"),
2391 "vi_VN" => _("Vietnamese"),
2392 "ru_RU" => _("Russian"));
2394 $ret = array();
2395 if($languages_in_own_language){
2397 $old_lang = setlocale(LC_ALL, 0);
2399 /* If the locale wasn't correclty set before, there may be an incorrect
2400 locale returned. Something like this:
2401 C_CTYPE=de_DE.UTF-8;LC_NUMERIC=C;LC_TIME=de_DE.UTF-8;LC ...
2402 Extract the locale name from this string and use it to restore old locale.
2403 */
2404 if(preg_match("/LC_CTYPE/",$old_lang)){
2405 $old_lang = preg_replace("/^.*LC_CTYPE=([^;]*).*$/","\\1",$old_lang);
2406 }
2408 foreach($tmp as $key => $name){
2409 $lang = $key.".UTF-8";
2410 setlocale(LC_ALL, $lang);
2411 if($strip_region_tag){
2412 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2413 }else{
2414 $ret[$key] = _($name)." (".$tmp2[$key].")";
2415 }
2416 }
2417 setlocale(LC_ALL, $old_lang);
2418 }else{
2419 foreach($tmp as $key => $name){
2420 if($strip_region_tag){
2421 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2422 }else{
2423 $ret[$key] = _($name);
2424 }
2425 }
2426 }
2427 return($ret);
2428 }
2431 /* Returns contents of the given POST variable and check magic quotes settings */
2432 function get_post($name)
2433 {
2434 if(!isset($_POST[$name])){
2435 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2436 return(FALSE);
2437 }
2438 if(get_magic_quotes_gpc()){
2439 return(stripcslashes($_POST[$name]));
2440 }else{
2441 return($_POST[$name]);
2442 }
2443 }
2446 /* Return class name in correct case */
2447 function get_correct_class_name($cls)
2448 {
2449 global $class_mapping;
2450 if(isset($class_mapping) && is_array($class_mapping)){
2451 foreach($class_mapping as $class => $file){
2452 if(preg_match("/^".$cls."$/i",$class)){
2453 return($class);
2454 }
2455 }
2456 }
2457 return(FALSE);
2458 }
2461 // change_password, changes the Password, of the given dn
2462 function change_password ($dn, $password, $mode=0, $hash= "")
2463 {
2464 global $config;
2465 $newpass= "";
2467 /* Convert to lower. Methods are lowercase */
2468 $hash= strtolower($hash);
2470 // Get all available encryption Methods
2472 // NON STATIC CALL :)
2473 $methods = new passwordMethod(session::get('config'));
2474 $available = $methods->get_available_methods();
2476 // read current password entry for $dn, to detect the encryption Method
2477 $ldap = $config->get_ldap_link();
2478 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2479 $attrs = $ldap->fetch ();
2481 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2482 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2483 $deactivated = TRUE;
2484 }else{
2485 $deactivated = FALSE;
2486 }
2488 /* Is ensure that clear passwords will stay clear */
2489 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2490 $hash = "clear";
2491 }
2493 // Detect the encryption Method
2494 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2496 /* Check for supported algorithm */
2497 mt_srand((double) microtime()*1000000);
2499 /* Extract used hash */
2500 if ($hash == ""){
2501 $test = passwordMethod::get_method($attrs['userPassword'][0],$dn);
2502 } else {
2503 $test = new $available[$hash]($config,$dn);
2504 $test->set_hash($hash);
2505 }
2507 } else {
2508 // User MD5 by default
2509 $hash= "md5";
2510 $test = new $available['md5']($config);
2511 }
2513 /* Feed password backends with information */
2514 $test->dn= $dn;
2515 $test->attrs= $attrs;
2516 $newpass= $test->generate_hash($password);
2518 // Update shadow timestamp?
2519 if (isset($attrs["shadowLastChange"][0])){
2520 $shadow= (int)(date("U") / 86400);
2521 } else {
2522 $shadow= 0;
2523 }
2525 // Write back modified entry
2526 $ldap->cd($dn);
2527 $attrs= array();
2529 // Not for groups
2530 if ($mode == 0){
2532 if ($shadow != 0){
2533 $attrs['shadowLastChange']= $shadow;
2534 }
2536 // Create SMB Password
2537 $attrs= generate_smb_nt_hash($password);
2538 }
2540 /* Read ! if user was deactivated */
2541 if($deactivated){
2542 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2543 }
2545 $attrs['userPassword']= array();
2546 $attrs['userPassword']= $newpass;
2548 $ldap->modify($attrs);
2550 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2552 if (!$ldap->success()) {
2553 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, ERROR_DIALOG));
2554 } else {
2556 /* Run backend method for change/create */
2557 if(!$test->set_password($password)){
2558 return(FALSE);
2559 }
2561 /* Find postmodify entries for this class */
2562 $command= $config->search("password", "POSTMODIFY",array('menu'));
2564 if ($command != ""){
2565 /* Walk through attribute list */
2566 $command= preg_replace("/%userPassword/", $password, $command);
2567 $command= preg_replace("/%dn/", $dn, $command);
2569 if (check_command($command)){
2570 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2571 exec($command);
2572 } else {
2573 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2574 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2575 }
2576 }
2577 }
2578 return(TRUE);
2579 }
2582 // Return something like array['sambaLMPassword']= "lalla..."
2583 function generate_smb_nt_hash($password)
2584 {
2585 global $config;
2587 # Try to use gosa-si?
2588 if ($config->get_cfg_value("gosa_si") != ""){
2589 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2590 if (isset($res['XML']['HASH'])){
2591 $hash= $res['XML']['HASH'];
2592 } else {
2593 $hash= "";
2594 }
2595 } else {
2596 $tmp= $config->get_cfg_value('sambaHashHook')." ".escapeshellarg($password);
2597 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2599 exec($tmp, $ar);
2600 flush();
2601 reset($ar);
2602 $hash= current($ar);
2603 }
2605 if ($hash == "") {
2606 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2607 return ("");
2608 }
2610 list($lm,$nt)= split (":", trim($hash));
2612 if ($config->get_cfg_value("sambaversion") == 3) {
2613 $attrs['sambaLMPassword']= $lm;
2614 $attrs['sambaNTPassword']= $nt;
2615 $attrs['sambaPwdLastSet']= date('U');
2616 $attrs['sambaBadPasswordCount']= "0";
2617 $attrs['sambaBadPasswordTime']= "0";
2618 } else {
2619 $attrs['lmPassword']= $lm;
2620 $attrs['ntPassword']= $nt;
2621 $attrs['pwdLastSet']= date('U');
2622 }
2623 return($attrs);
2624 }
2627 function getEntryCSN($dn)
2628 {
2629 global $config;
2630 if(empty($dn) || !is_object($config)){
2631 return("");
2632 }
2634 /* Get attribute that we should use as serial number */
2635 $attr= $config->get_cfg_value("modificationDetectionAttribute");
2636 if($attr != ""){
2637 $ldap = $config->get_ldap_link();
2638 $ldap->cat($dn,array($attr));
2639 $csn = $ldap->fetch();
2640 if(isset($csn[$attr][0])){
2641 return($csn[$attr][0]);
2642 }
2643 }
2644 return("");
2645 }
2648 /* Add a given objectClass to an attrs entry */
2649 function add_objectClass($classes, &$attrs)
2650 {
2651 if (is_array($classes)){
2652 $list= $classes;
2653 } else {
2654 $list= array($classes);
2655 }
2657 foreach ($list as $class){
2658 $attrs['objectClass'][]= $class;
2659 }
2660 }
2663 /* Removes a given objectClass from the attrs entry */
2664 function remove_objectClass($classes, &$attrs)
2665 {
2666 if (isset($attrs['objectClass'])){
2667 /* Array? */
2668 if (is_array($classes)){
2669 $list= $classes;
2670 } else {
2671 $list= array($classes);
2672 }
2674 $tmp= array();
2675 foreach ($attrs['objectClass'] as $oc) {
2676 foreach ($list as $class){
2677 if (strtolower($oc) != strtolower($class)){
2678 $tmp[]= $oc;
2679 }
2680 }
2681 }
2682 $attrs['objectClass']= $tmp;
2683 }
2684 }
2686 /*! \brief Initialize a file download with given content, name and data type.
2687 * @param data String The content to send.
2688 * @param name String The name of the file.
2689 * @param type String The content identifier, default value is "application/octet-stream";
2690 */
2691 function send_binary_content($data,$name,$type = "application/octet-stream")
2692 {
2693 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2694 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2695 header("Cache-Control: no-cache");
2696 header("Pragma: no-cache");
2697 header("Cache-Control: post-check=0, pre-check=0");
2698 header("Content-type: ".$type."");
2700 $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
2702 /* Strip name if it is a complete path */
2703 if (preg_match ("/\//", $name)) {
2704 $name= basename($name);
2705 }
2707 /* force download dialog */
2708 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2709 header('Content-Disposition: filename="'.$name.'"');
2710 } else {
2711 header('Content-Disposition: attachment; filename="'.$name.'"');
2712 }
2714 echo $data;
2715 exit();
2716 }
2719 function reverse_html_entities($str,$type = ENT_QUOTES , $charset = "UTF-8")
2720 {
2721 if(is_string($str)){
2722 return(htmlentities($str,$type,$charset));
2723 }elseif(is_array($str)){
2724 foreach($str as $name => $value){
2725 $str[$name] = reverse_html_entities($value,$type,$charset);
2726 }
2727 }
2728 return($str);
2729 }
2732 /*! \brief Encode special string characters so we can use the string in \
2733 HTML output, without breaking quotes.
2734 @param The String we want to encode.
2735 @return The encoded String
2736 */
2737 function xmlentities($str)
2738 {
2739 if(is_string($str)){
2741 static $asc2uni= array();
2742 if (!count($asc2uni)){
2743 for($i=128;$i<256;$i++){
2744 # $asc2uni[chr($i)] = "&#x".dechex($i).";";
2745 }
2746 }
2748 $str = str_replace("&", "&", $str);
2749 $str = str_replace("<", "<", $str);
2750 $str = str_replace(">", ">", $str);
2751 $str = str_replace("'", "'", $str);
2752 $str = str_replace("\"", """, $str);
2753 $str = str_replace("\r", "", $str);
2754 $str = strtr($str,$asc2uni);
2755 return $str;
2756 }elseif(is_array($str)){
2757 foreach($str as $name => $value){
2758 $str[$name] = xmlentities($value);
2759 }
2760 }
2761 return($str);
2762 }
2765 /*! \brief Updates all accessTo attributes from a given value to a new one.
2766 For example if a host is renamed.
2767 @param String $from The source accessTo name.
2768 @param String $to The destination accessTo name.
2769 */
2770 function update_accessTo($from,$to)
2771 {
2772 global $config;
2773 $ldap = $config->get_ldap_link();
2774 $ldap->cd($config->current['BASE']);
2775 $ldap->search("(&(objectClass=trustAccount)(accessTo=".$from."))",array("objectClass","accessTo"));
2776 while($attrs = $ldap->fetch()){
2777 $new_attrs = array("accessTo" => array());
2778 $dn = $attrs['dn'];
2779 for($i = 0 ; $i < $attrs['objectClass']['count']; $i++){
2780 $new_attrs['objectClass'][] = $attrs['objectClass'][$i];
2781 }
2782 for($i = 0 ; $i < $attrs['accessTo']['count']; $i++){
2783 if($attrs['accessTo'][$i] == $from){
2784 if(!empty($to)){
2785 $new_attrs['accessTo'][] = $to;
2786 }
2787 }else{
2788 $new_attrs['accessTo'][] = $attrs['accessTo'][$i];
2789 }
2790 }
2791 $ldap->cd($dn);
2792 $ldap->modify($new_attrs);
2793 if (!$ldap->success()){
2794 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, "update_accessTo($from,$to)"));
2795 }
2796 new log("modify","update_accessTo($from,$to)",$dn,array_keys($new_attrs),$ldap->get_error());
2797 }
2798 }
2801 function get_random_char () {
2802 $randno = rand (0, 63);
2803 if ($randno < 12) {
2804 return (chr ($randno + 46)); // Digits, '/' and '.'
2805 } else if ($randno < 38) {
2806 return (chr ($randno + 53)); // Uppercase
2807 } else {
2808 return (chr ($randno + 59)); // Lowercase
2809 }
2810 }
2813 function cred_encrypt($input, $password) {
2815 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2816 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2818 return bin2hex(mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $password, $input, MCRYPT_MODE_ECB, $iv));
2820 }
2822 function cred_decrypt($input,$password) {
2823 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2824 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2826 return mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $password, pack("H*", $input), MCRYPT_MODE_ECB, $iv);
2827 }
2830 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2831 ?>