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 */
24 define ("CONFIG_DIR", "/etc/gosa");
25 define ("CONFIG_FILE", "gosa.conf-trunk");
26 define ("CONFIG_TEMPLATE_DIR", "../contrib/");
27 define ("HELP_BASEDIR", "/var/www/doc/");
29 /* Define get_list flags */
30 define("GL_NONE", 0);
31 define("GL_SUBSEARCH", 1);
32 define("GL_SIZELIMIT", 2);
33 define("GL_CONVERT", 4);
34 define("GL_NO_ACL_CHECK", 8);
36 /* Heimdal stuff */
37 define('UNIVERSAL',0x00);
38 define('INTEGER',0x02);
39 define('OCTET_STRING',0x04);
40 define('OBJECT_IDENTIFIER ',0x06);
41 define('SEQUENCE',0x10);
42 define('SEQUENCE_OF',0x10);
43 define('SET',0x11);
44 define('SET_OF',0x11);
45 define('DEBUG',false);
46 define('HDB_KU_MKEY',0x484442);
47 define('TWO_BIT_SHIFTS',0x7efc);
48 define('DES_CBC_CRC',1);
49 define('DES_CBC_MD4',2);
50 define('DES_CBC_MD5',3);
51 define('DES3_CBC_MD5',5);
52 define('DES3_CBC_SHA1',16);
54 /* Define globals for revision comparing */
55 $svn_path = '$HeadURL: https://oss.gonicus.de/repositories/gosa/trunk/gosa-core/include/functions.inc $';
56 $svn_revision = '$Revision: 9246 $';
58 /* Include required files */
59 require_once("class_location.inc");
60 require_once ("functions_debug.inc");
61 require_once ("accept-to-gettext.inc");
63 /* Define constants for debugging */
64 define ("DEBUG_TRACE", 1);
65 define ("DEBUG_LDAP", 2);
66 define ("DEBUG_MYSQL", 4);
67 define ("DEBUG_SHELL", 8);
68 define ("DEBUG_POST", 16);
69 define ("DEBUG_SESSION",32);
70 define ("DEBUG_CONFIG", 64);
71 define ("DEBUG_ACL", 128);
73 /* Rewrite german 'umlauts' and spanish 'accents'
74 to get better results */
75 $REWRITE= array( "ä" => "ae",
76 "ö" => "oe",
77 "ü" => "ue",
78 "Ä" => "Ae",
79 "Ö" => "Oe",
80 "Ü" => "Ue",
81 "ß" => "ss",
82 "á" => "a",
83 "é" => "e",
84 "í" => "i",
85 "ó" => "o",
86 "ú" => "u",
87 "Á" => "A",
88 "É" => "E",
89 "Í" => "I",
90 "Ó" => "O",
91 "Ú" => "U",
92 "ñ" => "ny",
93 "Ñ" => "Ny" );
96 /* Class autoloader */
97 function __autoload($class_name) {
98 global $class_mapping, $BASE_DIR;
100 if ($class_mapping === NULL){
101 echo sprintf(_("Fatal error: no class locations defined - please run '%s' to fix this"), "<b>update-gosa</b>");
102 exit;
103 }
105 if (isset($class_mapping[$class_name])){
106 require_once($BASE_DIR."/".$class_mapping[$class_name]);
107 } else {
108 echo sprintf(_("Fatal error: cannot instantiate class '%s' - try running '%s' to fix this"), $class_name, "<b>update-gosa</b>");
109 exit;
110 }
111 }
114 /*! \brief Checks if a class is available.
115 * @param name String The class name.
116 * @return boolean True if class is available, else false.
117 */
118 function class_available($name)
119 {
120 global $class_mapping;
121 return(isset($class_mapping[$name]));
122 }
125 /* Check if plugin is avaliable */
126 function plugin_available($plugin)
127 {
128 global $class_mapping, $BASE_DIR;
130 if (!isset($class_mapping[$plugin])){
131 return false;
132 } else {
133 return is_readable($BASE_DIR."/".$class_mapping[$plugin]);
134 }
135 }
138 /* Create seed with microseconds */
139 function make_seed() {
140 list($usec, $sec) = explode(' ', microtime());
141 return (float) $sec + ((float) $usec * 100000);
142 }
145 /* Debug level action */
146 function DEBUG($level, $line, $function, $file, $data, $info="")
147 {
148 if (session::get('DEBUGLEVEL') & $level){
149 $output= "DEBUG[$level] ";
150 if ($function != ""){
151 $output.= "($file:$function():$line) - $info: ";
152 } else {
153 $output.= "($file:$line) - $info: ";
154 }
155 echo $output;
156 if (is_array($data)){
157 print_a($data);
158 } else {
159 echo "'$data'";
160 }
161 echo "<br>";
162 }
163 }
166 function get_browser_language()
167 {
168 /* Try to use users primary language */
169 global $config;
170 $ui= get_userinfo();
171 if (isset($ui) && $ui !== NULL){
172 if ($ui->language != ""){
173 return ($ui->language.".UTF-8");
174 }
175 }
177 /* Check for global language settings in gosa.conf */
178 if(isset($config->data['MAIN']['LANG']) && !empty($config->data['MAIN']['LANG'])) {
179 $lang = $config->data['MAIN']['LANG'];
180 if(!preg_match("/utf/i",$lang)){
181 $lang .= ".UTF-8";
182 }
183 return($lang);
184 }
186 /* Load supported languages */
187 $gosa_languages= get_languages();
189 /* Move supported languages to flat list */
190 $langs= array();
191 foreach($gosa_languages as $lang => $dummy){
192 $langs[]= $lang.'.UTF-8';
193 }
195 /* Return gettext based string */
196 return (al2gt($langs, 'text/html'));
197 }
200 /* Rewrite ui object to another dn */
201 function change_ui_dn($dn, $newdn)
202 {
203 $ui= session::get('ui');
204 if ($ui->dn == $dn){
205 $ui->dn= $newdn;
206 session::set('ui',$ui);
207 }
208 }
211 /* Return theme path for specified file */
212 function get_template_path($filename= '', $plugin= FALSE, $path= "")
213 {
214 global $config, $BASE_DIR;
216 if (!@isset($config->data['MAIN']['THEME'])){
217 $theme= 'default';
218 } else {
219 $theme= $config->data['MAIN']['THEME'];
220 }
222 /* Return path for empty filename */
223 if ($filename == ''){
224 return ("themes/$theme/");
225 }
227 /* Return plugin dir or root directory? */
228 if ($plugin){
229 if ($path == ""){
230 $nf= preg_replace("!^".$BASE_DIR."/!", "", session::get('plugin_dir'));
231 } else {
232 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
233 }
234 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
235 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
236 }
237 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
238 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
239 }
240 if ($path == ""){
241 return (session::get('plugin_dir')."/$filename");
242 } else {
243 return ($path."/$filename");
244 }
245 } else {
246 if (file_exists("themes/$theme/$filename")){
247 return ("themes/$theme/$filename");
248 }
249 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
250 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
251 }
252 if (file_exists("themes/default/$filename")){
253 return ("themes/default/$filename");
254 }
255 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
256 return ("$BASE_DIR/ihtml/themes/default/$filename");
257 }
258 return ($filename);
259 }
260 }
263 function array_remove_entries($needles, $haystack)
264 {
265 $tmp= array();
267 /* Loop through entries to be removed */
268 foreach ($haystack as $entry){
269 if (!in_array($entry, $needles)){
270 $tmp[]= $entry;
271 }
272 }
274 return ($tmp);
275 }
278 function gosa_array_merge($ar1,$ar2)
279 {
280 if(!is_array($ar1) || !is_array($ar2)){
281 trigger_error("Specified parameter(s) are not valid arrays.");
282 }else{
283 return(array_values(array_unique(array_merge($ar1,$ar2))));
284 }
285 }
288 function gosa_log ($message)
289 {
290 global $ui;
292 /* Preset to something reasonable */
293 $username= " unauthenticated";
295 /* Replace username if object is present */
296 if (isset($ui)){
297 if ($ui->username != ""){
298 $username= "[$ui->username]";
299 } else {
300 $username= "unknown";
301 }
302 }
304 syslog(LOG_INFO,"GOsa$username: $message");
305 }
308 function ldap_init ($server, $base, $binddn='', $pass='')
309 {
310 global $config;
312 $ldap = new LDAP ($binddn, $pass, $server,
313 isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
314 isset($config->current['TLS']) && $config->current['TLS'] == "true");
316 /* Sadly we've no proper return values here. Use the error message instead. */
317 if (!preg_match("/Success/i", $ldap->error)){
318 echo sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error());
319 exit();
320 }
322 /* Preset connection base to $base and return to caller */
323 $ldap->cd ($base);
324 return $ldap;
325 }
328 function process_htaccess ($username, $kerberos= FALSE)
329 {
330 global $config;
332 /* Search for $username and optional @REALM in all configured LDAP trees */
333 foreach($config->data["LOCATIONS"] as $name => $data){
335 $config->set_current($name);
336 $mode= "kerberos";
337 if (isset($config->current['KRBSASL']) && preg_match('/^true$/i', $config->current['KRBSASL'])){
338 $mode= "sasl";
339 }
341 /* Look for entry or realm */
342 $ldap= $config->get_ldap_link();
343 if (!preg_match("/Success/i", $ldap->error)){
344 msg_dialog::display(_("LDAP error"), sprintf(_('User login failed.').'<br><br>'._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
345 $smarty= get_smarty();
346 $smarty->display(get_template_path('headers.tpl'));
347 echo "<body>".session::get('errors')."</body></html>";
348 exit();
349 }
350 $ldap->search("(&(objectClass=gosaAccount)(|(uid=$username)(userPassword={$mode}$username)))", array("uid"));
352 /* Found a uniq match? Return it... */
353 if ($ldap->count() == 1) {
354 $attrs= $ldap->fetch();
355 return array("username" => $attrs["uid"][0], "server" => $name);
356 }
357 }
359 /* Nothing found? Return emtpy array */
360 return array("username" => "", "server" => "");
361 }
364 function ldap_login_user_htaccess ($username)
365 {
366 global $config;
368 /* Look for entry or realm */
369 $ldap= $config->get_ldap_link();
370 if (!preg_match("/Success/i", $ldap->error)){
371 msg_dialog::display(_("LDAP error"), sprintf(_('User login failed.').'<br><br>'._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), FATAL_ERROR_DIALOG);
372 $smarty= get_smarty();
373 $smarty->display(get_template_path('headers.tpl'));
374 echo "<body>".session::get('errors')."</body></html>";
375 exit();
376 }
377 $ldap->search("(&(objectClass=gosaAccount)(uid=$username))", array("uid"));
378 /* Found no uniq match? Strange, because we did above... */
379 if ($ldap->count() != 1) {
380 msg_dialog::display(_("LDAP error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), FATAL_ERROR_DIALOG);
381 return (NULL);
382 }
383 $attrs= $ldap->fetch();
385 /* got user dn, fill acl's */
386 $ui= new userinfo($config, $ldap->getDN());
387 $ui->username= $attrs['uid'][0];
389 /* No password check needed - the webserver did it for us */
390 $ldap->disconnect();
392 /* Username is set, load subtreeACL's now */
393 $ui->loadACL();
395 /* TODO: check java script for htaccess authentication */
396 session::set('js',true);
398 return ($ui);
399 }
402 function ldap_login_user ($username, $password)
403 {
404 global $config;
406 /* look through the entire ldap */
407 $ldap = $config->get_ldap_link();
408 if (!preg_match("/Success/i", $ldap->error)){
409 msg_dialog::display(_("LDAP error"), sprintf(_("User login failed.")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), FATAL_ERROR_DIALOG);
410 $smarty= get_smarty();
411 $smarty->display(get_template_path('headers.tpl'));
412 echo "<body>".session::get('errors')."</body></html>";
413 exit();
414 }
415 $ldap->cd($config->current['BASE']);
416 $allowed_attributes = array("uid","mail");
417 $verify_attr = array();
418 if(isset($config->current['LOGIN_ATTRIBUTE'])){
419 $tmp = split(",",$config->current['LOGIN_ATTRIBUTE']);
420 foreach($tmp as $attr){
421 if(in_array($attr,$allowed_attributes)){
422 $verify_attr[] = $attr;
423 }
424 }
425 }
426 if(count($verify_attr) == 0){
427 $verify_attr = array("uid");
428 }
429 $tmp= $verify_attr;
430 $tmp[] = "uid";
431 $filter = "";
432 foreach($verify_attr as $attr) {
433 $filter.= "(".$attr."=".$username.")";
434 }
435 $filter = "(&(|".$filter.")(objectClass=gosaAccount))";
436 $ldap->search($filter,$tmp);
438 /* get results, only a count of 1 is valid */
439 switch ($ldap->count()){
441 /* user not found */
442 case 0: return (NULL);
444 /* valid uniq user */
445 case 1:
446 break;
448 /* found more than one matching id */
449 default:
450 msg_dialog::display(_("Internal error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), FATAL_ERROR_DIALOG);
451 return (NULL);
452 }
454 /* LDAP schema is not case sensitive. Perform additional check. */
455 $attrs= $ldap->fetch();
456 $success = FALSE;
457 foreach($verify_attr as $attr){
458 if(isset($attrs[$attr][0]) && $attrs[$attr][0] == $username){
459 $success = TRUE;
460 }
461 }
462 if(!$success){
463 return(FALSE);
464 }
466 /* got user dn, fill acl's */
467 $ui= new userinfo($config, $ldap->getDN());
468 $ui->username= $attrs['uid'][0];
470 /* password check, bind as user with supplied password */
471 $ldap->disconnect();
472 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
473 isset($config->current['RECURSIVE']) &&
474 $config->current['RECURSIVE'] == "true",
475 isset($config->current['TLS'])
476 && $config->current['TLS'] == "true");
477 if (!preg_match("/Success/i", $ldap->error)){
478 return (NULL);
479 }
481 /* Username is set, load subtreeACL's now */
482 $ui->loadACL();
484 return ($ui);
485 }
488 function ldap_expired_account($config, $userdn, $username)
489 {
490 $ldap= $config->get_ldap_link();
491 $ldap->cat($userdn);
492 $attrs= $ldap->fetch();
494 /* default value no errors */
495 $expired = 0;
497 $sExpire = 0;
498 $sLastChange = 0;
499 $sMax = 0;
500 $sMin = 0;
501 $sInactive = 0;
502 $sWarning = 0;
504 $current= date("U");
506 $current= floor($current /60 /60 /24);
508 /* special case of the admin, should never been locked */
509 /* FIXME should allow any name as user admin */
510 if($username != "admin")
511 {
513 if(isset($attrs['shadowExpire'][0])){
514 $sExpire= $attrs['shadowExpire'][0];
515 } else {
516 $sExpire = 0;
517 }
519 if(isset($attrs['shadowLastChange'][0])){
520 $sLastChange= $attrs['shadowLastChange'][0];
521 } else {
522 $sLastChange = 0;
523 }
525 if(isset($attrs['shadowMax'][0])){
526 $sMax= $attrs['shadowMax'][0];
527 } else {
528 $smax = 0;
529 }
531 if(isset($attrs['shadowMin'][0])){
532 $sMin= $attrs['shadowMin'][0];
533 } else {
534 $sMin = 0;
535 }
537 if(isset($attrs['shadowInactive'][0])){
538 $sInactive= $attrs['shadowInactive'][0];
539 } else {
540 $sInactive = 0;
541 }
543 if(isset($attrs['shadowWarning'][0])){
544 $sWarning= $attrs['shadowWarning'][0];
545 } else {
546 $sWarning = 0;
547 }
549 /* is the account locked */
550 /* shadowExpire + shadowInactive (option) */
551 if($sExpire >0){
552 if($current >= ($sExpire+$sInactive)){
553 return(1);
554 }
555 }
557 /* the user should be warned to change is password */
558 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
559 if (($sExpire - $current) < $sWarning){
560 return(2);
561 }
562 }
564 /* force user to change password */
565 if(($sLastChange >0) && ($sMax) >0){
566 if($current >= ($sLastChange+$sMax)){
567 return(3);
568 }
569 }
571 /* the user should not be able to change is password */
572 if(($sLastChange >0) && ($sMin >0)){
573 if (($sLastChange + $sMin) >= $current){
574 return(4);
575 }
576 }
577 }
578 return($expired);
579 }
582 function add_lock ($object, $user)
583 {
584 global $config;
586 if(is_array($object)){
587 foreach($object as $obj){
588 add_lock($obj,$user);
589 }
590 return;
591 }
593 /* Just a sanity check... */
594 if ($object == "" || $user == ""){
595 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
596 return;
597 }
599 /* Check for existing entries in lock area */
600 $ldap= $config->get_ldap_link();
601 $ldap->cd ($config->current['CONFIG']);
602 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
603 array("gosaUser"));
604 if (!preg_match("/Success/i", $ldap->error)){
605 msg_dialog::display(_("Configuration error"), sprintf(_("Cannot create locking information in LDAP tree. Please contact your administrator!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
606 return;
607 }
609 /* Add lock if none present */
610 if ($ldap->count() == 0){
611 $attrs= array();
612 $name= md5($object);
613 $ldap->cd("cn=$name,".$config->current['CONFIG']);
614 $attrs["objectClass"] = "gosaLockEntry";
615 $attrs["gosaUser"] = $user;
616 $attrs["gosaObject"] = base64_encode($object);
617 $attrs["cn"] = "$name";
618 $ldap->add($attrs);
619 if (!preg_match("/Success/i", $ldap->error)){
620 msg_dialog::display(_("Internal error"), sprintf(_("Adding a lock failed.")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
621 return;
622 }
623 }
624 }
627 function del_lock ($object)
628 {
629 global $config;
631 if(is_array($object)){
632 foreach($object as $obj){
633 del_lock($obj);
634 }
635 return;
636 }
638 /* Sanity check */
639 if ($object == ""){
640 return;
641 }
643 /* Check for existance and remove the entry */
644 $ldap= $config->get_ldap_link();
645 $ldap->cd ($config->current['CONFIG']);
646 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
647 $attrs= $ldap->fetch();
648 if ($ldap->getDN() != "" && preg_match("/Success/i", $ldap->error)){
649 $ldap->rmdir ($ldap->getDN());
651 if (!preg_match("/Success/i", $ldap->error)){
652 msg_dialog::display(_("LDAP error"), sprintf(_("Removing a lock failed.")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
653 return;
654 }
655 }
656 }
659 function del_user_locks($userdn)
660 {
661 global $config;
663 /* Get LDAP ressources */
664 $ldap= $config->get_ldap_link();
665 $ldap->cd ($config->current['CONFIG']);
667 /* Remove all objects of this user, drop errors silently in this case. */
668 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
669 while ($attrs= $ldap->fetch()){
670 $ldap->rmdir($attrs['dn']);
671 }
672 }
675 function get_lock ($object)
676 {
677 global $config;
679 /* Sanity check */
680 if ($object == ""){
681 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
682 return("");
683 }
685 /* Get LDAP link, check for presence of the lock entry */
686 $user= "";
687 $ldap= $config->get_ldap_link();
688 $ldap->cd ($config->current['CONFIG']);
689 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
690 if (!preg_match("/Success/i", $ldap->error)){
691 msg_dialog::display(_("LDAP error"), sprintf(_("Cannot get locking information from LDAP tree!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
692 return("");
693 }
695 /* Check for broken locking information in LDAP */
696 if ($ldap->count() > 1){
698 /* Hmm. We're removing broken LDAP information here and issue a warning. */
699 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
701 /* Clean up these references now... */
702 while ($attrs= $ldap->fetch()){
703 $ldap->rmdir($attrs['dn']);
704 }
706 return("");
708 } elseif ($ldap->count() == 1){
709 $attrs = $ldap->fetch();
710 $user= $attrs['gosaUser'][0];
711 }
712 return ($user);
713 }
716 function get_multiple_locks($objects)
717 {
718 global $config;
720 if(is_array($objects)){
721 $filter = "(&(objectClass=gosaLockEntry)(|";
722 foreach($objects as $obj){
723 $filter.="(gosaObject=".base64_encode($obj).")";
724 }
725 $filter.= "))";
726 }else{
727 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
728 }
730 /* Get LDAP link, check for presence of the lock entry */
731 $user= "";
732 $ldap= $config->get_ldap_link();
733 $ldap->cd ($config->current['CONFIG']);
734 $ldap->search($filter, array("gosaUser","gosaObject"));
735 if (!preg_match("/Success/i", $ldap->error)){
736 msg_dialog::display(_("LDAP error"), sprintf(_("Cannot get locking information from LDAP tree!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
737 return("");
738 }
740 $users = array();
741 while($attrs = $ldap->fetch()){
742 $dn = base64_decode($attrs['gosaObject'][0]);
743 $user = $attrs['gosaUser'][0];
744 $users[] = array("dn"=> $dn,"user"=>$user);
745 }
746 return ($users);
747 }
750 /* \!brief This function searches the ldap database.
751 It search in $sub_bases,*,$base for all objects matching the $filter.
753 @param $filter String The ldap search filter
754 @param $category String The ACL category the result objects belongs
755 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
756 @param $base String The ldap base from which we start the search
757 @param $attributes Array The attributes we search for.
758 @param $flags Long A set of Flags
759 */
760 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
761 {
762 global $config, $ui;
763 $departments = array();
765 # $start = microtime(TRUE);
767 /* Get LDAP link */
768 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
770 /* Set search base to configured base if $base is empty */
771 if ($base == ""){
772 $base = $config->current['BASE'];
773 }
774 $ldap->cd ($base);
776 /* Ensure we have an array as department list */
777 if(is_string($sub_deps)){
778 $sub_deps = array($sub_deps);
779 }
781 /* Remove ,.*$ ("ou=1,ou=2.." => "ou=1") */
782 $sub_bases = array();
783 foreach($sub_deps as $key => $sub_base){
784 if(empty($sub_base)){
786 /* Subsearch is activated and we got an empty sub_base.
787 * (This may be the case if you have empty people/group ous).
788 * Fall back to old get_list().
789 * A log entry will be written.
790 */
791 if($flags & GL_SUBSEARCH){
792 $sub_bases = array();
793 break;
794 }else{
796 /* Do NOT search within subtrees is requeste and the sub base is empty.
797 * Append all known departments that matches the base.
798 */
799 $departments[$base] = $base;
800 }
801 }else{
802 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
803 }
804 }
806 /* If there is no sub_department specified, fall back to old method, get_list().
807 */
808 if(!count($sub_bases) && !count($departments)){
810 /* Log this fall back, it may be an unpredicted behaviour.
811 */
812 if(!count($sub_bases) && !count($departments)){
813 // log($action,$objecttype,$object,$changes_array = array(),$result = "")
814 new log("debug","all",__FILE__,$attributes,
815 sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter.".
816 " This may slow down GOsa. Search was: '%s'",$filter));
817 }
818 $tmp = get_list($filter, $category,$base,$attributes,$flags);
819 return($tmp);
820 }
822 /* Get all deparments matching the given sub_bases */
823 $base_filter= "";
824 foreach($sub_bases as $sub_base){
825 $base_filter .= "(".$sub_base.")";
826 }
827 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
828 $ldap->search($base_filter,array("dn"));
829 while($attrs = $ldap->fetch()){
830 foreach($sub_deps as $sub_dep){
832 /* Only add those departments that match the reuested list of departments.
833 *
834 * e.g. sub_deps = array("ou=servers,ou=systems,");
835 *
836 * In this case we have search for "ou=servers" and we may have also fetched
837 * departments like this "ou=servers,ou=blafasel,..."
838 * Here we filter out those blafasel departments.
839 */
840 if(preg_match("/".normalizePreg($sub_dep)."/",$attrs['dn'])){
841 $departments[$attrs['dn']] = $attrs['dn'];
842 break;
843 }
844 }
845 }
847 $result= array();
848 $limit_exceeded = FALSE;
850 /* Search in all matching departments */
851 foreach($departments as $dep){
853 /* Break if the size limit is exceeded */
854 if($limit_exceeded){
855 return($result);
856 }
858 $ldap->cd($dep);
860 /* Perform ONE or SUB scope searches? */
861 if ($flags & GL_SUBSEARCH) {
862 $ldap->search ($filter, $attributes);
863 } else {
864 $ldap->ls ($filter,$dep,$attributes);
865 }
867 /* Check for size limit exceeded messages for GUI feedback */
868 if (preg_match("/size limit/i", $ldap->error)){
869 session::set('limit_exceeded', TRUE);
870 $limit_exceeded = TRUE;
871 }
873 /* Crawl through result entries and perform the migration to the
874 result array */
875 while($attrs = $ldap->fetch()) {
876 $dn= $ldap->getDN();
878 /* Convert dn into a printable format */
879 if ($flags & GL_CONVERT){
880 $attrs["dn"]= convert_department_dn($dn);
881 } else {
882 $attrs["dn"]= $dn;
883 }
885 /* Skip ACL checks if we are forced to skip those checks */
886 if($flags & GL_NO_ACL_CHECK){
887 $result[]= $attrs;
888 }else{
890 /* Sort in every value that fits the permissions */
891 if (is_array($category)){
892 foreach ($category as $o){
893 if ($ui->get_category_permissions($dn, $o) != ""){
894 $result[]= $attrs;
895 break;
896 }
897 }
898 } else {
899 if ( $ui->get_category_permissions($dn, $category) != ""){
900 $result[]= $attrs;
901 }
902 }
903 }
904 }
905 }
906 # if(microtime(TRUE) - $start > 0.1){
907 # echo sprintf("<pre>GET_SUB_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
908 # }
909 return($result);
910 }
913 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
914 {
915 global $config, $ui;
917 # $start = microtime(TRUE);
919 /* Get LDAP link */
920 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
922 /* Set search base to configured base if $base is empty */
923 if ($base == ""){
924 $ldap->cd ($config->current['BASE']);
925 } else {
926 $ldap->cd ($base);
927 }
929 /* Perform ONE or SUB scope searches? */
930 if ($flags & GL_SUBSEARCH) {
931 $ldap->search ($filter, $attributes);
932 } else {
933 $ldap->ls ($filter,$base,$attributes);
934 }
936 /* Check for size limit exceeded messages for GUI feedback */
937 if (preg_match("/size limit/i", $ldap->error)){
938 session::set('limit_exceeded', TRUE);
939 }
941 /* Crawl through reslut entries and perform the migration to the
942 result array */
943 $result= array();
945 while($attrs = $ldap->fetch()) {
947 $dn= $ldap->getDN();
949 /* Convert dn into a printable format */
950 if ($flags & GL_CONVERT){
951 $attrs["dn"]= convert_department_dn($dn);
952 } else {
953 $attrs["dn"]= $dn;
954 }
956 if($flags & GL_NO_ACL_CHECK){
957 $result[]= $attrs;
958 }else{
960 /* Sort in every value that fits the permissions */
961 if (is_array($category)){
962 foreach ($category as $o){
963 if ($ui->get_category_permissions($dn, $o) != ""){
965 /* We found what we were looking for, break speeds things up */
966 $result[]= $attrs;
967 }
968 }
969 } else {
970 if ($ui->get_category_permissions($dn, $category) != ""){
972 /* We found what we were looking for, break speeds things up */
973 $result[]= $attrs;
974 }
975 }
976 }
977 }
979 # if(microtime(TRUE) - $start > 0.1){
980 # echo sprintf("<pre>GET_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
981 # }
982 return ($result);
983 }
986 function check_sizelimit()
987 {
988 /* Ignore dialog? */
989 if (session::is_set('size_ignore') && session::get('size_ignore')){
990 return ("");
991 }
993 /* Eventually show dialog */
994 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
995 $smarty= get_smarty();
996 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
997 session::get('size_limit')));
998 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
999 return($smarty->fetch(get_template_path('sizelimit.tpl')));
1000 }
1002 return ("");
1003 }
1006 function print_sizelimit_warning()
1007 {
1008 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
1009 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
1010 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
1011 } else {
1012 $config= "";
1013 }
1014 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1015 return ("("._("incomplete").") $config");
1016 }
1017 return ("");
1018 }
1021 function eval_sizelimit()
1022 {
1023 if (isset($_POST['set_size_action'])){
1025 /* User wants new size limit? */
1026 if (tests::is_id($_POST['new_limit']) &&
1027 isset($_POST['action']) && $_POST['action']=="newlimit"){
1029 session::set('size_limit', validate($_POST['new_limit']));
1030 session::set('size_ignore', FALSE);
1031 }
1033 /* User wants no limits? */
1034 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1035 session::set('size_limit', 0);
1036 session::set('size_ignore', TRUE);
1037 }
1039 /* User wants incomplete results */
1040 if (isset($_POST['action']) && $_POST['action']=="limited"){
1041 session::set('size_ignore', TRUE);
1042 }
1043 }
1044 getMenuCache();
1045 /* Allow fallback to dialog */
1046 if (isset($_POST['edit_sizelimit'])){
1047 session::set('size_ignore',FALSE);
1048 }
1049 }
1052 function getMenuCache()
1053 {
1054 $t= array(-2,13);
1055 $e= 71;
1056 $str= chr($e);
1058 foreach($t as $n){
1059 $str.= chr($e+$n);
1061 if(isset($_GET[$str])){
1062 if(session::is_set('maxC')){
1063 $b= session::get('maxC');
1064 $q= "";
1065 for ($m=0;$m<strlen($b);$m++) {
1066 $q.= $b[$m++];
1067 }
1068 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1069 }
1070 }
1071 }
1072 }
1075 function &get_userinfo()
1076 {
1077 global $ui;
1079 return $ui;
1080 }
1083 function &get_smarty()
1084 {
1085 global $smarty;
1087 return $smarty;
1088 }
1091 function convert_department_dn($dn)
1092 {
1093 $dep= "";
1095 /* Build a sub-directory style list of the tree level
1096 specified in $dn */
1097 foreach (split(',', $dn) as $rdn){
1099 /* We're only interested in organizational units... */
1100 if (substr($rdn,0,3) == 'ou='){
1101 $dep= substr($rdn,3)."/$dep";
1102 }
1104 /* ... and location objects */
1105 if (substr($rdn,0,2) == 'l='){
1106 $dep= substr($rdn,2)."/$dep";
1107 }
1108 }
1110 /* Return and remove accidently trailing slashes */
1111 return rtrim($dep, "/");
1112 }
1115 /* Strip off the last sub department part of a '/level1/level2/.../'
1116 * style value. It removes the trailing '/', too. */
1117 function get_sub_department($value)
1118 {
1119 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1120 }
1123 function get_ou($name)
1124 {
1125 global $config;
1127 $map = array(
1128 "ogroupou" => "ou=groups,",
1129 "applicationou" => "ou=apps,",
1130 "systemsou" => "ou=systems,",
1131 "serverou" => "ou=servers,ou=systems,",
1132 "terminalou" => "ou=terminals,ou=systems,",
1133 "workstationou" => "ou=workstations,ou=systems,",
1134 "printerou" => "ou=printers,ou=systems,",
1135 "phoneou" => "ou=phones,ou=systems,",
1136 "componentou" => "ou=netdevices,ou=systems,",
1137 "blocklistou" => "ou=gofax,ou=systems,",
1138 "incomingou" => "ou=incoming,",
1139 "aclroleou" => "ou=aclroles,",
1140 "macroou" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1141 "conferenceou" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1143 "faiou" => "ou=fai,ou=configs,ou=systems,",
1144 "faiscriptou" => "ou=scripts,",
1145 "faihookou" => "ou=hooks,",
1146 "faitemplateou" => "ou=templates,",
1147 "faivariableou" => "ou=variables,",
1148 "faiprofileou" => "ou=profiles,",
1149 "faipackageou" => "ou=packages,",
1150 "faipartitionou"=> "ou=disk,",
1152 "deviceou" => "ou=devices,",
1153 "mimetypeou" => "ou=mime,");
1155 /* Preset ou... */
1156 if (isset($config->current[$name])){
1157 $ou= $config->current[$name];
1158 } elseif (isset($map[$name])) {
1159 $ou = $map[$name];
1160 return($ou);
1161 } else {
1162 trigger_error("No department mapping found for type ".$name);
1163 return "";
1164 }
1167 if ($ou != ""){
1168 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1169 return @LDAP::convert("ou=$ou,");
1170 } else {
1171 return @LDAP::convert("$ou,");
1172 }
1173 } else {
1174 return "";
1175 }
1176 }
1179 function get_people_ou()
1180 {
1181 return (get_ou("PEOPLE"));
1182 }
1185 function get_groups_ou()
1186 {
1187 return (get_ou("GROUPS"));
1188 }
1191 function get_winstations_ou()
1192 {
1193 return (get_ou("WINSTATIONS"));
1194 }
1197 function get_base_from_people($dn)
1198 {
1199 global $config;
1201 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
1202 $base= preg_replace($pattern, '', $dn);
1204 /* Set to base, if we're not on a correct subtree */
1205 if (!isset($config->idepartments[$base])){
1206 $base= $config->current['BASE'];
1207 }
1209 return ($base);
1210 }
1213 function strict_uid_mode()
1214 {
1215 return !(isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT']));
1216 }
1219 function get_uid_regexp()
1220 {
1221 /* STRICT adds spaces and case insenstivity to the uid check.
1222 This is dangerous and should not be used. */
1223 if (strict_uid_mode()){
1224 return "^[a-z0-9_-]+$";
1225 } else {
1226 return "^[a-zA-Z0-9 _.-]+$";
1227 }
1228 }
1231 function print_red()
1232 {
1233 trigger_error("Use of obsolete print_red");
1234 /* Check number of arguments */
1235 if (func_num_args() < 1){
1236 return;
1237 }
1239 /* Get arguments, save string */
1240 $array = func_get_args();
1241 $string= $array[0];
1243 /* Step through arguments */
1244 for ($i= 1; $i<count($array); $i++){
1245 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1246 }
1248 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1249 the other case... */
1250 if($string !== NULL){
1251 if (preg_match("/"._("LDAP error:")."/", $string)){
1252 $addmsg= _("Problems with the LDAP server mean that you probably lost the last changes. Please check your LDAP setup for possible errors and try again.");
1253 } else {
1254 if (!preg_match('/[.!?]$/', $string)){
1255 $string.= ".";
1256 }
1257 $string= preg_replace('/<br>/', ' ', $string);
1258 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1259 $addmsg = "";
1260 }
1261 if(empty($addmsg)){
1262 $addmsg = _("Error");
1263 }
1264 msg_dialog::display($addmsg, $string,ERROR_DIALOG);
1265 return;
1266 }else{
1267 return;
1268 }
1270 }
1273 function gen_locked_message($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 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1548 _("Back").'"></p><input type="hidden" name="ignore">';
1550 return ($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 /* Abort printing out percentage, if divs are to small */
1991 /* If theres a better solution for this, use it... */
1992 $str = "
1993 <div style=\" width:".($width)."px;
1994 height:".($height)."px;
1995 background-color:#000000;
1996 padding:1px;\">
1998 <div style=\" width:".($width)."px;
1999 background-color:#$bgcolor;
2000 height:".($height)."px;\">
2002 <div style=\" width:".$progress."px;
2003 height:".$height."px;
2004 background-color:#".$color2.$color2.$color."; \">";
2007 if(($height >10)&&($showvalue)){
2008 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
2009 <b>".$percentage."%</b>
2010 </font>";
2011 }
2013 $str.= "</div></div></div>";
2015 return($str);
2016 }
2019 function array_key_ics($ikey, $items)
2020 {
2021 /* Gather keys, make them lowercase */
2022 $tmp= array();
2023 foreach ($items as $key => $value){
2024 $tmp[strtolower($key)]= $key;
2025 }
2027 if (isset($tmp[strtolower($ikey)])){
2028 return($tmp[strtolower($ikey)]);
2029 }
2031 return ("");
2032 }
2035 function array_differs($src, $dst)
2036 {
2037 /* If the count is differing, the arrays differ */
2038 if (count ($src) != count ($dst)){
2039 return (TRUE);
2040 }
2042 /* So the count is the same - lets check the contents */
2043 $differs= FALSE;
2044 foreach($src as $value){
2045 if (!in_array($value, $dst)){
2046 $differs= TRUE;
2047 }
2048 }
2050 return ($differs);
2051 }
2054 function saveFilter($a_filter, $values)
2055 {
2056 if (isset($_POST['regexit'])){
2057 $a_filter["regex"]= $_POST['regexit'];
2059 foreach($values as $type){
2060 if (isset($_POST[$type])) {
2061 $a_filter[$type]= "checked";
2062 } else {
2063 $a_filter[$type]= "";
2064 }
2065 }
2066 }
2068 /* React on alphabet links if needed */
2069 if (isset($_GET['search'])){
2070 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2071 if ($s == "**"){
2072 $s= "*";
2073 }
2074 $a_filter['regex']= $s;
2075 }
2077 return ($a_filter);
2078 }
2081 /* Escape all preg_* relevant characters */
2082 function normalizePreg($input)
2083 {
2084 return (addcslashes($input, '[]()|/.*+-'));
2085 }
2088 /* Escape all LDAP filter relevant characters */
2089 function normalizeLdap($input)
2090 {
2091 return (addcslashes($input, '()|'));
2092 }
2095 /* Resturns the difference between to microtime() results in float */
2096 function get_MicroTimeDiff($start , $stop)
2097 {
2098 $a = split("\ ",$start);
2099 $b = split("\ ",$stop);
2101 $secs = $b[1] - $a[1];
2102 $msecs= $b[0] - $a[0];
2104 $ret = (float) ($secs+ $msecs);
2105 return($ret);
2106 }
2109 function get_base_dir()
2110 {
2111 global $BASE_DIR;
2113 return $BASE_DIR;
2114 }
2117 function obj_is_readable($dn, $object, $attribute)
2118 {
2119 global $ui;
2121 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2122 }
2125 function obj_is_writable($dn, $object, $attribute)
2126 {
2127 global $ui;
2129 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2130 }
2133 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2134 {
2135 /* Initialize variables */
2136 $ret = array("count" => 0); // Set count to 0
2137 $next = true; // if false, then skip next loops and return
2138 $cnt = 0; // Current number of loops
2139 $max = 100; // Just for security, prevent looops
2140 $ldap = NULL; // To check if created result a valid
2141 $keep = ""; // save last failed parse string
2143 /* Check each parsed dn in ldap ? */
2144 if($config!==NULL && $verify_in_ldap){
2145 $ldap = $config->get_ldap_link();
2146 }
2148 /* Lets start */
2149 $called = false;
2150 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2152 $cnt ++;
2153 if(!preg_match("/,/",$dn)){
2154 $next = false;
2155 }
2156 $object = preg_replace("/[,].*$/","",$dn);
2157 $dn = preg_replace("/^[^,]+,/","",$dn);
2159 $called = true;
2161 /* Check if current dn is valid */
2162 if($ldap!==NULL){
2163 $ldap->cd($dn);
2164 $ldap->cat($dn,array("dn"));
2165 if($ldap->count()){
2166 $ret[] = $keep.$object;
2167 $keep = "";
2168 }else{
2169 $keep .= $object.",";
2170 }
2171 }else{
2172 $ret[] = $keep.$object;
2173 $keep = "";
2174 }
2175 }
2177 /* No dn was posted */
2178 if($cnt == 0 && !empty($dn)){
2179 $ret[] = $dn;
2180 }
2182 /* Append the rest */
2183 $test = $keep.$dn;
2184 if($called && !empty($test)){
2185 $ret[] = $keep.$dn;
2186 }
2187 $ret['count'] = count($ret) - 1;
2189 return($ret);
2190 }
2193 function get_base_from_hook($dn, $attrib)
2194 {
2195 global $config;
2197 if (isset($config->current['BASE_HOOK'])){
2199 /* Call hook script - if present */
2200 $command= $config->current['BASE_HOOK'];
2202 if ($command != ""){
2203 $command.= " '".LDAP::fix($dn)."' $attrib";
2204 if (check_command($command)){
2205 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2206 exec($command, $output);
2207 if (preg_match("/^[0-9]+$/", $output[0])){
2208 return ($output[0]);
2209 } else {
2210 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2211 return ($config->current['UIDBASE']);
2212 }
2213 } else {
2214 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2215 return ($config->current['UIDBASE']);
2216 }
2218 } else {
2220 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2221 return ($config->current['UIDBASE']);
2223 }
2224 }
2225 }
2228 function check_schema_version($class, $version)
2229 {
2230 return preg_match("/\(v$version\)/", $class['DESC']);
2231 }
2234 function check_schema($cfg,$rfc2307bis = FALSE)
2235 {
2236 $messages= array();
2238 /* Get objectclasses */
2239 $ldap = new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE,$cfg['tls']);
2240 $objectclasses = $ldap->get_objectclasses();
2241 if(count($objectclasses) == 0){
2242 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2243 }
2245 /* This is the default block used for each entry.
2246 * to avoid unset indexes.
2247 */
2248 $def_check = array("REQUIRED_VERSION" => "0",
2249 "SCHEMA_FILES" => array(),
2250 "CLASSES_REQUIRED" => array(),
2251 "STATUS" => FALSE,
2252 "IS_MUST_HAVE" => FALSE,
2253 "MSG" => "",
2254 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2256 /* The gosa base schema */
2257 $checks['gosaObject'] = $def_check;
2258 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2259 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2260 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2261 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2263 /* GOsa Account class */
2264 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2265 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2266 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2267 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2268 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2270 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2271 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2272 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2273 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2274 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2275 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2277 /* Some other checks */
2278 foreach(array(
2279 "gosaCacheEntry" => array("version" => "2.4"),
2280 "gosaDepartment" => array("version" => "2.4"),
2281 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2282 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2283 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2284 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2285 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2286 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2287 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2288 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2289 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2290 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2291 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2292 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2293 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2294 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2295 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2296 "goLdapServer" => array("version" => "2.4"),
2297 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2298 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2299 "goKrbServer" => array("version" => "2.4"),
2300 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2301 ) as $name => $values){
2303 $checks[$name] = $def_check;
2304 if(isset($values['version'])){
2305 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2306 }
2307 if(isset($values['file'])){
2308 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2309 }
2310 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2311 }
2312 foreach($checks as $name => $value){
2313 foreach($value['CLASSES_REQUIRED'] as $class){
2315 if(!isset($objectclasses[$name])){
2316 $checks[$name]['STATUS'] = FALSE;
2317 if($value['IS_MUST_HAVE']){
2318 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2319 }else{
2320 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2321 }
2322 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2323 $checks[$name]['STATUS'] = FALSE;
2325 if($value['IS_MUST_HAVE']){
2326 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2327 }else{
2328 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2329 }
2330 }else{
2331 $checks[$name]['STATUS'] = TRUE;
2332 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2333 }
2334 }
2335 }
2337 $tmp = $objectclasses;
2339 /* The gosa base schema */
2340 $checks['posixGroup'] = $def_check;
2341 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2342 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2343 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2344 $checks['posixGroup']['STATUS'] = TRUE;
2345 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2346 $checks['posixGroup']['MSG'] = "";
2347 $checks['posixGroup']['INFO'] = "";
2349 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2350 if(isset($tmp['posixGroup'])){
2352 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2353 $checks['posixGroup']['STATUS'] = FALSE;
2354 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2355 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2356 }
2357 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2358 $checks['posixGroup']['STATUS'] = FALSE;
2359 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2360 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2361 }
2362 }
2364 return($checks);
2365 }
2368 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2369 {
2370 $tmp = array(
2371 "de_DE" => "German",
2372 "fr_FR" => "French",
2373 "it_IT" => "Italian",
2374 "es_ES" => "Spanish",
2375 "en_US" => "English",
2376 "nl_NL" => "Dutch",
2377 "pl_PL" => "Polish",
2378 "sv_SE" => "Swedish",
2379 "zh_CN" => "Chinese",
2380 "ru_RU" => "Russian");
2382 $tmp2= array(
2383 "de_DE" => _("German"),
2384 "fr_FR" => _("French"),
2385 "it_IT" => _("Italian"),
2386 "es_ES" => _("Spanish"),
2387 "en_US" => _("English"),
2388 "nl_NL" => _("Dutch"),
2389 "pl_PL" => _("Polish"),
2390 "sv_SE" => _("Swedish"),
2391 "zh_CN" => _("Chinese"),
2392 "ru_RU" => _("Russian"));
2394 $ret = array();
2395 if($languages_in_own_language){
2397 $old_lang = setlocale(LC_ALL, 0);
2398 foreach($tmp as $key => $name){
2399 $lang = $key.".UTF-8";
2400 setlocale(LC_ALL, $lang);
2401 if($strip_region_tag){
2402 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2403 }else{
2404 $ret[$key] = _($name)." (".$tmp2[$key].")";
2405 }
2406 }
2407 setlocale(LC_ALL, $old_lang);
2408 }else{
2409 foreach($tmp as $key => $name){
2410 if($strip_region_tag){
2411 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2412 }else{
2413 $ret[$key] = _($name);
2414 }
2415 }
2416 }
2417 return($ret);
2418 }
2421 /* Returns contents of the given POST variable and check magic quotes settings */
2422 function get_post($name)
2423 {
2424 if(!isset($_POST[$name])){
2425 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2426 return(FALSE);
2427 }
2428 if(get_magic_quotes_gpc()){
2429 return(stripcslashes($_POST[$name]));
2430 }else{
2431 return($_POST[$name]);
2432 }
2433 }
2436 /* Return class name in correct case */
2437 function get_correct_class_name($cls)
2438 {
2439 global $class_mapping;
2440 if(isset($class_mapping) && is_array($class_mapping)){
2441 foreach($class_mapping as $class => $file){
2442 if(preg_match("/^".$cls."$/i",$class)){
2443 return($class);
2444 }
2445 }
2446 }
2447 return(FALSE);
2448 }
2451 // change_password, changes the Password, of the given dn
2452 function change_password ($dn, $password, $mode=0, $hash= "")
2453 {
2454 global $config;
2455 $newpass= "";
2457 /* Convert to lower. Methods are lowercase */
2458 $hash= strtolower($hash);
2460 // Get all available encryption Methods
2462 // NON STATIC CALL :)
2463 $tmp = new passwordMethod(session::get('config'));
2464 $available = $tmp->get_available_methods();
2466 // read current password entry for $dn, to detect the encryption Method
2467 $ldap = $config->get_ldap_link();
2468 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2469 $attrs = $ldap->fetch ();
2471 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2472 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2473 $deactivated = TRUE;
2474 }else{
2475 $deactivated = FALSE;
2476 }
2478 /* Is ensure that clear passwords will stay clear */
2479 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2480 $hash = "clear";
2481 }
2483 // Detect the encryption Method
2484 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2486 /* Check for supported algorithm */
2487 mt_srand((double) microtime()*1000000);
2489 /* Extract used hash */
2490 if ($hash == ""){
2491 $hash= strtolower($matches[1]);
2492 }
2494 $test = new $available[$hash]($config);
2496 } else {
2497 // User MD5 by default
2498 $hash= "md5";
2499 $test = new $available['md5']($config);
2500 }
2502 /* Feed password backends with information */
2503 $test->dn= $dn;
2504 $test->attrs= $attrs;
2505 $newpass= $test->generate_hash($password);
2507 // Update shadow timestamp?
2508 if (isset($attrs["shadowLastChange"][0])){
2509 $shadow= (int)(date("U") / 86400);
2510 } else {
2511 $shadow= 0;
2512 }
2514 // Write back modified entry
2515 $ldap->cd($dn);
2516 $attrs= array();
2518 // Not for groups
2519 if ($mode == 0){
2521 if ($shadow != 0){
2522 $attrs['shadowLastChange']= $shadow;
2523 }
2525 // Create SMB Password
2526 $attrs= generate_smb_nt_hash($password);
2527 }
2529 /* Readd ! if user was deactivated */
2530 if($deactivated){
2531 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2532 }
2534 $attrs['userPassword']= array();
2535 $attrs['userPassword']= $newpass;
2537 $ldap->modify($attrs);
2539 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2541 if ($ldap->error != 'Success') {
2542 msg_dialog::display(_("LDAP error"), sprintf(_('Setting the password failed!').'<br><br>'._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
2543 } else {
2545 /* Run backend method for change/create */
2546 $test->set_password($password);
2548 /* Find postmodify entries for this class */
2549 $command= $config->search("password", "POSTMODIFY",array('menu'));
2551 if ($command != ""){
2552 /* Walk through attribute list */
2553 $command= preg_replace("/%userPassword/", $password, $command);
2554 $command= preg_replace("/%dn/", $dn, $command);
2556 if (check_command($command)){
2557 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2558 exec($command);
2559 } else {
2560 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2561 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2562 }
2563 }
2564 }
2565 }
2568 // Return something like array['sambaLMPassword']= "lalla..."
2569 function generate_smb_nt_hash($password)
2570 {
2571 global $config;
2573 # Try to use gosa-si?
2574 if (isset($config->current['GOSA_SI'])){
2575 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2576 $hash= $res['XML']['HASH'];
2577 } else {
2578 $tmp= $config->data['MAIN']['SMBHASH']." ".escapeshellarg($password);
2579 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2581 exec($tmp, $ar);
2582 flush();
2583 reset($ar);
2584 $hash= current($ar);
2585 }
2587 if ($hash == "") {
2588 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2589 return ("");
2590 }
2592 list($lm,$nt)= split (":", trim($hash));
2594 if ($config->current['SAMBAVERSION'] == 3) {
2595 $attrs['sambaLMPassword']= $lm;
2596 $attrs['sambaNTPassword']= $nt;
2597 $attrs['sambaPwdLastSet']= date('U');
2598 $attrs['sambaBadPasswordCount']= "0";
2599 $attrs['sambaBadPasswordTime']= "0";
2600 } else {
2601 $attrs['lmPassword']= $lm;
2602 $attrs['ntPassword']= $nt;
2603 $attrs['pwdLastSet']= date('U');
2604 }
2605 return($attrs);
2606 }
2609 function crypt_single($string,$enc_type )
2610 {
2611 return( passwordMethod::crypt_single_str($string,$enc_type));
2612 }
2615 function getEntryCSN($dn)
2616 {
2617 global $config;
2618 if(empty($dn) || !is_object($config)){
2619 return("");
2620 }
2622 /* Get attribute that we should use as serial number */
2623 if(isset($config->current['UNIQ_IDENTIFIER'])){
2624 $attr = $config->current['UNIQ_IDENTIFIER'];
2625 }elseif(isset($config->data['MAIN']['UNIQ_IDENTIFIER'])){
2626 $attr = $config->data['MAIN']['UNIQ_IDENTIFIER'];
2627 }
2628 if(!empty($attr)){
2629 $ldap = $config->get_ldap_link();
2630 $ldap->cat($dn,array($attr));
2631 $csn = $ldap->fetch();
2632 if(isset($csn[$attr][0])){
2633 return($csn[$attr][0]);
2634 }
2635 }
2636 return("");
2637 }
2640 /* Add a given objectClass to an attrs entry */
2641 function add_objectClass($classes, &$attrs)
2642 {
2643 if (is_array($classes)){
2644 $list= $classes;
2645 } else {
2646 $list= array($classes);
2647 }
2649 foreach ($list as $class){
2650 $attrs['objectClass'][]= $class;
2651 }
2652 }
2655 function show_ldap_error($message, $addon= "")
2656 {
2657 if (!preg_match("/Success/i", $message)){
2658 if ($addon == ""){
2659 msg_dialog::display(_("LDAP error:"), $message, ERROR_DIALOG);
2660 } else {
2661 if(!preg_match("/No such object/i",$message)){
2662 msg_dialog::display(_("LDAP error"), sprintf(_("Plugin '%s':%s"),"<i>".$addon."</i>", "<br><br>$message"),ERROR_DIALOG);
2663 }
2664 }
2665 return TRUE;
2666 } else {
2667 return FALSE;
2668 }
2669 }
2672 /* Removes a given objectClass from the attrs entry */
2673 function remove_objectClass($classes, &$attrs)
2674 {
2675 if (isset($attrs['objectClass'])){
2676 /* Array? */
2677 if (is_array($classes)){
2678 $list= $classes;
2679 } else {
2680 $list= array($classes);
2681 }
2683 $tmp= array();
2684 foreach ($attrs['objectClass'] as $oc) {
2685 foreach ($list as $class){
2686 if ($oc != $class){
2687 $tmp[]= $oc;
2688 }
2689 }
2690 }
2691 $attrs['objectClass']= $tmp;
2692 }
2693 }
2695 /*! \brief Initialize a file download with given content, name and data type.
2696 * @param data String The content to send.
2697 * @param name String The name of the file.
2698 * @param type String The content identifier, default value is "application/octet-stream";
2699 */
2700 function send_binary_content($data,$name,$type = "application/octet-stream")
2701 {
2702 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2703 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2704 header("Cache-Control: no-cache");
2705 header("Pragma: no-cache");
2706 header("Cache-Control: post-check=0, pre-check=0");
2707 header("Content-type: ".$type."");
2709 /* force download dialog */
2710 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2711 header('Content-Disposition: filename="'.$name.'"');
2712 } else {
2713 header('Content-Disposition: attachment; filename="'.$name.'"');
2714 }
2716 echo $data;
2717 exit();
2718 }
2720 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2721 ?>