1 <?php
2 /*
3 * This code is part of GOsa (http://www.gosa-project.org)
4 * Copyright (C) 2003-2008 GONICUS GmbH
5 *
6 * ID: $$Id$$
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
23 /* Configuration file location */
25 /* Allow setting the config patj in the apache configuration
26 e.g. SetEnv CONFIG_FILE /etc/path
27 */
28 if(!isset($_SERVER['CONFIG_DIR'])){
29 define ("CONFIG_DIR", "/etc/gosa");
30 }else{
31 define ("CONFIG_DIR",$_SERVER['CONFIG_DIR']);
32 }
34 /* Allow setting the config file in the apache configuration
35 e.g. SetEnv CONFIG_FILE gosa.conf.2.5
36 */
37 if(!isset($_SERVER['CONFIG_FILE'])){
38 define ("CONFIG_FILE", "gosa.conf");
39 }else{
40 define ("CONFIG_FILE",$_SERVER['CONFIG_FILE']);
41 }
43 define ("CONFIG_TEMPLATE_DIR", "../contrib");
44 define ("TEMP_DIR","/var/cache/gosa/tmp");
46 /* Define get_list flags */
47 define("GL_NONE", 0);
48 define("GL_SUBSEARCH", 1);
49 define("GL_SIZELIMIT", 2);
50 define("GL_CONVERT", 4);
51 define("GL_NO_ACL_CHECK", 8);
53 /* Heimdal stuff */
54 define('UNIVERSAL',0x00);
55 define('INTEGER',0x02);
56 define('OCTET_STRING',0x04);
57 define('OBJECT_IDENTIFIER ',0x06);
58 define('SEQUENCE',0x10);
59 define('SEQUENCE_OF',0x10);
60 define('SET',0x11);
61 define('SET_OF',0x11);
62 define('DEBUG',false);
63 define('HDB_KU_MKEY',0x484442);
64 define('TWO_BIT_SHIFTS',0x7efc);
65 define('DES_CBC_CRC',1);
66 define('DES_CBC_MD4',2);
67 define('DES_CBC_MD5',3);
68 define('DES3_CBC_MD5',5);
69 define('DES3_CBC_SHA1',16);
71 /* Define globals for revision comparing */
72 $svn_path = '$HeadURL: https://oss.gonicus.de/repositories/gosa/trunk/gosa-core/include/functions.inc $';
73 $svn_revision = '$Revision: 9246 $';
75 /* Include required files */
76 require_once("class_location.inc");
77 require_once ("functions_debug.inc");
78 require_once ("accept-to-gettext.inc");
80 /* Define constants for debugging */
81 define ("DEBUG_TRACE", 1);
82 define ("DEBUG_LDAP", 2);
83 define ("DEBUG_MYSQL", 4);
84 define ("DEBUG_SHELL", 8);
85 define ("DEBUG_POST", 16);
86 define ("DEBUG_SESSION",32);
87 define ("DEBUG_CONFIG", 64);
88 define ("DEBUG_ACL", 128);
90 /* Rewrite german 'umlauts' and spanish 'accents'
91 to get better results */
92 $REWRITE= array( "ä" => "ae",
93 "ö" => "oe",
94 "ü" => "ue",
95 "Ä" => "Ae",
96 "Ö" => "Oe",
97 "Ü" => "Ue",
98 "ß" => "ss",
99 "á" => "a",
100 "é" => "e",
101 "í" => "i",
102 "ó" => "o",
103 "ú" => "u",
104 "Á" => "A",
105 "É" => "E",
106 "Í" => "I",
107 "Ó" => "O",
108 "Ú" => "U",
109 "ñ" => "ny",
110 "Ñ" => "Ny" );
113 /* Class autoloader */
114 function __autoload($class_name) {
115 global $class_mapping, $BASE_DIR;
117 if ($class_mapping === NULL){
118 echo sprintf(_("Fatal error: no class locations defined - please run '%s' to fix this"), "<b>update-gosa</b>");
119 exit;
120 }
122 if (isset($class_mapping[$class_name])){
123 require_once($BASE_DIR."/".$class_mapping[$class_name]);
124 } else {
125 echo sprintf(_("Fatal error: cannot instantiate class '%s' - try running '%s' to fix this"), $class_name, "<b>update-gosa</b>");
126 exit;
127 }
128 }
131 /*! \brief Checks if a class is available.
132 * @param name String The class name.
133 * @return boolean True if class is available, else false.
134 */
135 function class_available($name)
136 {
137 global $class_mapping;
138 return(isset($class_mapping[$name]));
139 }
142 /* Check if plugin is avaliable */
143 function plugin_available($plugin)
144 {
145 global $class_mapping, $BASE_DIR;
147 if (!isset($class_mapping[$plugin])){
148 return false;
149 } else {
150 return is_readable($BASE_DIR."/".$class_mapping[$plugin]);
151 }
152 }
155 /* Create seed with microseconds */
156 function make_seed() {
157 list($usec, $sec) = explode(' ', microtime());
158 return (float) $sec + ((float) $usec * 100000);
159 }
162 /* Debug level action */
163 function DEBUG($level, $line, $function, $file, $data, $info="")
164 {
165 if (session::get('DEBUGLEVEL') & $level){
166 $output= "DEBUG[$level] ";
167 if ($function != ""){
168 $output.= "($file:$function():$line) - $info: ";
169 } else {
170 $output.= "($file:$line) - $info: ";
171 }
172 echo $output;
173 if (is_array($data)){
174 print_a($data);
175 } else {
176 echo "'$data'";
177 }
178 echo "<br>";
179 }
180 }
183 function get_browser_language()
184 {
185 /* Try to use users primary language */
186 global $config;
187 $ui= get_userinfo();
188 if (isset($ui) && $ui !== NULL){
189 if ($ui->language != ""){
190 return ($ui->language.".UTF-8");
191 }
192 }
194 /* Check for global language settings in gosa.conf */
195 if(isset($config->data['MAIN']['LANG']) && !empty($config->data['MAIN']['LANG'])) {
196 $lang = $config->data['MAIN']['LANG'];
197 if(!preg_match("/utf/i",$lang)){
198 $lang .= ".UTF-8";
199 }
200 return($lang);
201 }
203 /* Load supported languages */
204 $gosa_languages= get_languages();
206 /* Move supported languages to flat list */
207 $langs= array();
208 foreach($gosa_languages as $lang => $dummy){
209 $langs[]= $lang.'.UTF-8';
210 }
212 /* Return gettext based string */
213 return (al2gt($langs, 'text/html'));
214 }
217 /* Rewrite ui object to another dn */
218 function change_ui_dn($dn, $newdn)
219 {
220 $ui= session::get('ui');
221 if ($ui->dn == $dn){
222 $ui->dn= $newdn;
223 session::set('ui',$ui);
224 }
225 }
228 /* Return theme path for specified file */
229 function get_template_path($filename= '', $plugin= FALSE, $path= "")
230 {
231 global $config, $BASE_DIR;
233 if (!@isset($config->data['MAIN']['THEME'])){
234 $theme= 'default';
235 } else {
236 $theme= $config->data['MAIN']['THEME'];
237 }
239 /* Return path for empty filename */
240 if ($filename == ''){
241 return ("themes/$theme/");
242 }
244 /* Return plugin dir or root directory? */
245 if ($plugin){
246 if ($path == ""){
247 $nf= preg_replace("!^".$BASE_DIR."/!", "", session::get('plugin_dir'));
248 } else {
249 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
250 }
251 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
252 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
253 }
254 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
255 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
256 }
257 if ($path == ""){
258 return (session::get('plugin_dir')."/$filename");
259 } else {
260 return ($path."/$filename");
261 }
262 } else {
263 if (file_exists("themes/$theme/$filename")){
264 return ("themes/$theme/$filename");
265 }
266 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
267 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
268 }
269 if (file_exists("themes/default/$filename")){
270 return ("themes/default/$filename");
271 }
272 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
273 return ("$BASE_DIR/ihtml/themes/default/$filename");
274 }
275 return ($filename);
276 }
277 }
280 function array_remove_entries($needles, $haystack)
281 {
282 $tmp= array();
284 /* Loop through entries to be removed */
285 foreach ($haystack as $entry){
286 if (!in_array($entry, $needles)){
287 $tmp[]= $entry;
288 }
289 }
291 return ($tmp);
292 }
295 function gosa_array_merge($ar1,$ar2)
296 {
297 if(!is_array($ar1) || !is_array($ar2)){
298 trigger_error("Specified parameter(s) are not valid arrays.");
299 }else{
300 return(array_values(array_unique(array_merge($ar1,$ar2))));
301 }
302 }
305 function gosa_log ($message)
306 {
307 global $ui;
309 /* Preset to something reasonable */
310 $username= " unauthenticated";
312 /* Replace username if object is present */
313 if (isset($ui)){
314 if ($ui->username != ""){
315 $username= "[$ui->username]";
316 } else {
317 $username= "unknown";
318 }
319 }
321 syslog(LOG_INFO,"GOsa$username: $message");
322 }
325 function ldap_init ($server, $base, $binddn='', $pass='')
326 {
327 global $config;
329 $ldap = new LDAP ($binddn, $pass, $server,
330 isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
331 isset($config->current['TLS']) && $config->current['TLS'] == "true");
333 /* Sadly we've no proper return values here. Use the error message instead. */
334 if (!$ldap->success()){
335 echo sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error());
336 exit();
337 }
339 /* Preset connection base to $base and return to caller */
340 $ldap->cd ($base);
341 return $ldap;
342 }
345 function process_htaccess ($username, $kerberos= FALSE)
346 {
347 global $config;
349 /* Search for $username and optional @REALM in all configured LDAP trees */
350 foreach($config->data["LOCATIONS"] as $name => $data){
352 $config->set_current($name);
353 $mode= "kerberos";
354 if (isset($config->current['KRBSASL']) && preg_match('/^true$/i', $config->current['KRBSASL'])){
355 $mode= "sasl";
356 }
358 /* Look for entry or realm */
359 $ldap= $config->get_ldap_link();
360 if (!$ldap->success()){
361 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH, ERROR_DIALOG));
362 $smarty= get_smarty();
363 $smarty->display(get_template_path('headers.tpl'));
364 echo "<body>".session::get('errors')."</body></html>";
365 exit();
366 }
367 $ldap->search("(&(objectClass=gosaAccount)(|(uid=$username)(userPassword={$mode}$username)))", array("uid"));
369 /* Found a uniq match? Return it... */
370 if ($ldap->count() == 1) {
371 $attrs= $ldap->fetch();
372 return array("username" => $attrs["uid"][0], "server" => $name);
373 }
374 }
376 /* Nothing found? Return emtpy array */
377 return array("username" => "", "server" => "");
378 }
381 function ldap_login_user_htaccess ($username)
382 {
383 global $config;
385 /* Look for entry or realm */
386 $ldap= $config->get_ldap_link();
387 if (!$ldap->success()){
388 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_AUTH, FATAL_ERROR_DIALOG));
389 $smarty= get_smarty();
390 $smarty->display(get_template_path('headers.tpl'));
391 echo "<body>".session::get('errors')."</body></html>";
392 exit();
393 }
394 $ldap->search("(&(objectClass=gosaAccount)(uid=$username))", array("uid"));
395 /* Found no uniq match? Strange, because we did above... */
396 if ($ldap->count() != 1) {
397 msg_dialog::display(_("LDAP error"), _("Username / UID is not unique inside the LDAP tree!"), FATAL_ERROR_DIALOG);
398 return (NULL);
399 }
400 $attrs= $ldap->fetch();
402 /* got user dn, fill acl's */
403 $ui= new userinfo($config, $ldap->getDN());
404 $ui->username= $attrs['uid'][0];
406 /* No password check needed - the webserver did it for us */
407 $ldap->disconnect();
409 /* Username is set, load subtreeACL's now */
410 $ui->loadACL();
412 /* TODO: check java script for htaccess authentication */
413 session::set('js',true);
415 return ($ui);
416 }
419 function ldap_login_user ($username, $password)
420 {
421 global $config;
423 /* look through the entire ldap */
424 $ldap = $config->get_ldap_link();
425 if (!$ldap->success()){
426 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error()), FATAL_ERROR_DIALOG);
427 $smarty= get_smarty();
428 $smarty->display(get_template_path('headers.tpl'));
429 echo "<body>".session::get('errors')."</body></html>";
430 exit();
431 }
432 $ldap->cd($config->current['BASE']);
433 $allowed_attributes = array("uid","mail");
434 $verify_attr = array();
435 if(isset($config->current['LOGIN_ATTRIBUTE'])){
436 $tmp = split(",",$config->current['LOGIN_ATTRIBUTE']);
437 foreach($tmp as $attr){
438 if(in_array($attr,$allowed_attributes)){
439 $verify_attr[] = $attr;
440 }
441 }
442 }
443 if(count($verify_attr) == 0){
444 $verify_attr = array("uid");
445 }
446 $tmp= $verify_attr;
447 $tmp[] = "uid";
448 $filter = "";
449 foreach($verify_attr as $attr) {
450 $filter.= "(".$attr."=".$username.")";
451 }
452 $filter = "(&(|".$filter.")(objectClass=gosaAccount))";
453 $ldap->search($filter,$tmp);
455 /* get results, only a count of 1 is valid */
456 switch ($ldap->count()){
458 /* user not found */
459 case 0: return (NULL);
461 /* valid uniq user */
462 case 1:
463 break;
465 /* found more than one matching id */
466 default:
467 msg_dialog::display(_("Internal error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), FATAL_ERROR_DIALOG);
468 return (NULL);
469 }
471 /* LDAP schema is not case sensitive. Perform additional check. */
472 $attrs= $ldap->fetch();
473 $success = FALSE;
474 foreach($verify_attr as $attr){
475 if(isset($attrs[$attr][0]) && $attrs[$attr][0] == $username){
476 $success = TRUE;
477 }
478 }
479 if(!$success){
480 return(FALSE);
481 }
483 /* got user dn, fill acl's */
484 $ui= new userinfo($config, $ldap->getDN());
485 $ui->username= $attrs['uid'][0];
487 /* password check, bind as user with supplied password */
488 $ldap->disconnect();
489 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
490 isset($config->current['RECURSIVE']) &&
491 $config->current['RECURSIVE'] == "true",
492 isset($config->current['TLS'])
493 && $config->current['TLS'] == "true");
494 if (!$ldap->success()){
495 return (NULL);
496 }
498 /* Username is set, load subtreeACL's now */
499 $ui->loadACL();
501 return ($ui);
502 }
505 function ldap_expired_account($config, $userdn, $username)
506 {
507 $ldap= $config->get_ldap_link();
508 $ldap->cat($userdn);
509 $attrs= $ldap->fetch();
511 /* default value no errors */
512 $expired = 0;
514 $sExpire = 0;
515 $sLastChange = 0;
516 $sMax = 0;
517 $sMin = 0;
518 $sInactive = 0;
519 $sWarning = 0;
521 $current= date("U");
523 $current= floor($current /60 /60 /24);
525 /* special case of the admin, should never been locked */
526 /* FIXME should allow any name as user admin */
527 if($username != "admin")
528 {
530 if(isset($attrs['shadowExpire'][0])){
531 $sExpire= $attrs['shadowExpire'][0];
532 } else {
533 $sExpire = 0;
534 }
536 if(isset($attrs['shadowLastChange'][0])){
537 $sLastChange= $attrs['shadowLastChange'][0];
538 } else {
539 $sLastChange = 0;
540 }
542 if(isset($attrs['shadowMax'][0])){
543 $sMax= $attrs['shadowMax'][0];
544 } else {
545 $smax = 0;
546 }
548 if(isset($attrs['shadowMin'][0])){
549 $sMin= $attrs['shadowMin'][0];
550 } else {
551 $sMin = 0;
552 }
554 if(isset($attrs['shadowInactive'][0])){
555 $sInactive= $attrs['shadowInactive'][0];
556 } else {
557 $sInactive = 0;
558 }
560 if(isset($attrs['shadowWarning'][0])){
561 $sWarning= $attrs['shadowWarning'][0];
562 } else {
563 $sWarning = 0;
564 }
566 /* is the account locked */
567 /* shadowExpire + shadowInactive (option) */
568 if($sExpire >0){
569 if($current >= ($sExpire+$sInactive)){
570 return(1);
571 }
572 }
574 /* the user should be warned to change is password */
575 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
576 if (($sExpire - $current) < $sWarning){
577 return(2);
578 }
579 }
581 /* force user to change password */
582 if(($sLastChange >0) && ($sMax) >0){
583 if($current >= ($sLastChange+$sMax)){
584 return(3);
585 }
586 }
588 /* the user should not be able to change is password */
589 if(($sLastChange >0) && ($sMin >0)){
590 if (($sLastChange + $sMin) >= $current){
591 return(4);
592 }
593 }
594 }
595 return($expired);
596 }
599 function add_lock ($object, $user)
600 {
601 global $config;
603 if(is_array($object)){
604 foreach($object as $obj){
605 add_lock($obj,$user);
606 }
607 return;
608 }
610 /* Just a sanity check... */
611 if ($object == "" || $user == ""){
612 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
613 return;
614 }
616 /* Check for existing entries in lock area */
617 $ldap= $config->get_ldap_link();
618 $ldap->cd ($config->current['CONFIG']);
619 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
620 array("gosaUser"));
621 if (!$ldap->success()){
622 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>".$ldap->get_error()."</i>"), ERROR_DIALOG);
623 return;
624 }
626 /* Add lock if none present */
627 if ($ldap->count() == 0){
628 $attrs= array();
629 $name= md5($object);
630 $ldap->cd("cn=$name,".$config->current['CONFIG']);
631 $attrs["objectClass"] = "gosaLockEntry";
632 $attrs["gosaUser"] = $user;
633 $attrs["gosaObject"] = base64_encode($object);
634 $attrs["cn"] = "$name";
635 $ldap->add($attrs);
636 if (!$ldap->success()){
637 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=$name,".$config->current['CONFIG'], 0, ERROR_DIALOG));
638 return;
639 }
640 }
641 }
644 function del_lock ($object)
645 {
646 global $config;
648 if(is_array($object)){
649 foreach($object as $obj){
650 del_lock($obj);
651 }
652 return;
653 }
655 /* Sanity check */
656 if ($object == ""){
657 return;
658 }
660 /* Check for existance and remove the entry */
661 $ldap= $config->get_ldap_link();
662 $ldap->cd ($config->current['CONFIG']);
663 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
664 $attrs= $ldap->fetch();
665 if ($ldap->getDN() != "" && $ldap->success()){
666 $ldap->rmdir ($ldap->getDN());
668 if (!$ldap->success()){
669 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $ldap->getDN(), LDAP_DEL, ERROR_DIALOG));
670 return;
671 }
672 }
673 }
676 function del_user_locks($userdn)
677 {
678 global $config;
680 /* Get LDAP ressources */
681 $ldap= $config->get_ldap_link();
682 $ldap->cd ($config->current['CONFIG']);
684 /* Remove all objects of this user, drop errors silently in this case. */
685 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
686 while ($attrs= $ldap->fetch()){
687 $ldap->rmdir($attrs['dn']);
688 }
689 }
692 function get_lock ($object)
693 {
694 global $config;
696 /* Sanity check */
697 if ($object == ""){
698 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
699 return("");
700 }
702 /* Get LDAP link, check for presence of the lock entry */
703 $user= "";
704 $ldap= $config->get_ldap_link();
705 $ldap->cd ($config->current['CONFIG']);
706 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
707 if (!$ldap->success()){
708 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
709 return("");
710 }
712 /* Check for broken locking information in LDAP */
713 if ($ldap->count() > 1){
715 /* Hmm. We're removing broken LDAP information here and issue a warning. */
716 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
718 /* Clean up these references now... */
719 while ($attrs= $ldap->fetch()){
720 $ldap->rmdir($attrs['dn']);
721 }
723 return("");
725 } elseif ($ldap->count() == 1){
726 $attrs = $ldap->fetch();
727 $user= $attrs['gosaUser'][0];
728 }
729 return ($user);
730 }
733 function get_multiple_locks($objects)
734 {
735 global $config;
737 if(is_array($objects)){
738 $filter = "(&(objectClass=gosaLockEntry)(|";
739 foreach($objects as $obj){
740 $filter.="(gosaObject=".base64_encode($obj).")";
741 }
742 $filter.= "))";
743 }else{
744 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
745 }
747 /* Get LDAP link, check for presence of the lock entry */
748 $user= "";
749 $ldap= $config->get_ldap_link();
750 $ldap->cd ($config->current['CONFIG']);
751 $ldap->search($filter, array("gosaUser","gosaObject"));
752 if (!$ldap->success()){
753 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "", LDAP_SEARCH, ERROR_DIALOG));
754 return("");
755 }
757 $users = array();
758 while($attrs = $ldap->fetch()){
759 $dn = base64_decode($attrs['gosaObject'][0]);
760 $user = $attrs['gosaUser'][0];
761 $users[] = array("dn"=> $dn,"user"=>$user);
762 }
763 return ($users);
764 }
767 /* \!brief This function searches the ldap database.
768 It search in $sub_bases,*,$base for all objects matching the $filter.
770 @param $filter String The ldap search filter
771 @param $category String The ACL category the result objects belongs
772 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
773 @param $base String The ldap base from which we start the search
774 @param $attributes Array The attributes we search for.
775 @param $flags Long A set of Flags
776 */
777 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
778 {
779 global $config, $ui;
780 $departments = array();
782 # $start = microtime(TRUE);
784 /* Get LDAP link */
785 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
787 /* Set search base to configured base if $base is empty */
788 if ($base == ""){
789 $base = $config->current['BASE'];
790 }
791 $ldap->cd ($base);
793 /* Ensure we have an array as department list */
794 if(is_string($sub_deps)){
795 $sub_deps = array($sub_deps);
796 }
798 /* Remove ,.*$ ("ou=1,ou=2.." => "ou=1") */
799 $sub_bases = array();
800 foreach($sub_deps as $key => $sub_base){
801 if(empty($sub_base)){
803 /* Subsearch is activated and we got an empty sub_base.
804 * (This may be the case if you have empty people/group ous).
805 * Fall back to old get_list().
806 * A log entry will be written.
807 */
808 if($flags & GL_SUBSEARCH){
809 $sub_bases = array();
810 break;
811 }else{
813 /* Do NOT search within subtrees is requeste and the sub base is empty.
814 * Append all known departments that matches the base.
815 */
816 $departments[$base] = $base;
817 }
818 }else{
819 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
820 }
821 }
823 /* If there is no sub_department specified, fall back to old method, get_list().
824 */
825 if(!count($sub_bases) && !count($departments)){
827 /* Log this fall back, it may be an unpredicted behaviour.
828 */
829 if(!count($sub_bases) && !count($departments)){
830 // log($action,$objecttype,$object,$changes_array = array(),$result = "")
831 new log("debug","all",__FILE__,$attributes,
832 sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter.".
833 " This may slow down GOsa. Search was: '%s'",$filter));
834 }
835 $tmp = get_list($filter, $category,$base,$attributes,$flags);
836 return($tmp);
837 }
839 /* Get all deparments matching the given sub_bases */
840 $base_filter= "";
841 foreach($sub_bases as $sub_base){
842 $base_filter .= "(".$sub_base.")";
843 }
844 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
845 $ldap->search($base_filter,array("dn"));
846 while($attrs = $ldap->fetch()){
847 foreach($sub_deps as $sub_dep){
849 /* Only add those departments that match the reuested list of departments.
850 *
851 * e.g. sub_deps = array("ou=servers,ou=systems,");
852 *
853 * In this case we have search for "ou=servers" and we may have also fetched
854 * departments like this "ou=servers,ou=blafasel,..."
855 * Here we filter out those blafasel departments.
856 */
857 if(preg_match("/".normalizePreg($sub_dep)."/",$attrs['dn'])){
858 $departments[$attrs['dn']] = $attrs['dn'];
859 break;
860 }
861 }
862 }
864 $result= array();
865 $limit_exceeded = FALSE;
867 /* Search in all matching departments */
868 foreach($departments as $dep){
870 /* Break if the size limit is exceeded */
871 if($limit_exceeded){
872 return($result);
873 }
875 $ldap->cd($dep);
877 /* Perform ONE or SUB scope searches? */
878 if ($flags & GL_SUBSEARCH) {
879 $ldap->search ($filter, $attributes);
880 } else {
881 $ldap->ls ($filter,$dep,$attributes);
882 }
884 /* Check for size limit exceeded messages for GUI feedback */
885 if (preg_match("/size limit/i", $ldap->get_error())){
886 session::set('limit_exceeded', TRUE);
887 $limit_exceeded = TRUE;
888 }
890 /* Crawl through result entries and perform the migration to the
891 result array */
892 while($attrs = $ldap->fetch()) {
893 $dn= $ldap->getDN();
895 /* Convert dn into a printable format */
896 if ($flags & GL_CONVERT){
897 $attrs["dn"]= convert_department_dn($dn);
898 } else {
899 $attrs["dn"]= $dn;
900 }
902 /* Skip ACL checks if we are forced to skip those checks */
903 if($flags & GL_NO_ACL_CHECK){
904 $result[]= $attrs;
905 }else{
907 /* Sort in every value that fits the permissions */
908 if (!is_array($category)){
909 $category = array($category);
910 }
911 foreach ($category as $o){
912 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
913 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
914 $result[]= $attrs;
915 break;
916 }
917 }
918 }
919 }
920 }
921 # if(microtime(TRUE) - $start > 0.1){
922 # echo sprintf("<pre>GET_SUB_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
923 # }
924 return($result);
925 }
928 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
929 {
930 global $config, $ui;
932 # $start = microtime(TRUE);
934 /* Get LDAP link */
935 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
937 /* Set search base to configured base if $base is empty */
938 if ($base == ""){
939 $ldap->cd ($config->current['BASE']);
940 } else {
941 $ldap->cd ($base);
942 }
944 /* Perform ONE or SUB scope searches? */
945 if ($flags & GL_SUBSEARCH) {
946 $ldap->search ($filter, $attributes);
947 } else {
948 $ldap->ls ($filter,$base,$attributes);
949 }
951 /* Check for size limit exceeded messages for GUI feedback */
952 if (preg_match("/size limit/i", $ldap->get_error())){
953 session::set('limit_exceeded', TRUE);
954 }
956 /* Crawl through reslut entries and perform the migration to the
957 result array */
958 $result= array();
960 while($attrs = $ldap->fetch()) {
962 $dn= $ldap->getDN();
964 /* Convert dn into a printable format */
965 if ($flags & GL_CONVERT){
966 $attrs["dn"]= convert_department_dn($dn);
967 } else {
968 $attrs["dn"]= $dn;
969 }
971 if($flags & GL_NO_ACL_CHECK){
972 $result[]= $attrs;
973 }else{
975 /* Sort in every value that fits the permissions */
976 if (!is_array($category)){
977 $category = array($category);
978 }
979 foreach ($category as $o){
980 if((preg_match("/\//",$o) && preg_match("/r/",$ui->get_permissions($dn,$o))) ||
981 (!preg_match("/\//",$o) && preg_match("/r/",$ui->get_category_permissions($dn, $o)))){
982 $result[]= $attrs;
983 break;
984 }
985 }
986 }
987 }
989 # if(microtime(TRUE) - $start > 0.1){
990 # echo sprintf("<pre>GET_LIST %s .| %f --- $base -----$filter ---- $flags</pre>",__LINE__,microtime(TRUE) - $start);
991 # }
992 return ($result);
993 }
996 function check_sizelimit()
997 {
998 /* Ignore dialog? */
999 if (session::is_set('size_ignore') && session::get('size_ignore')){
1000 return ("");
1001 }
1003 /* Eventually show dialog */
1004 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1005 $smarty= get_smarty();
1006 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
1007 session::get('size_limit')));
1008 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
1009 return($smarty->fetch(get_template_path('sizelimit.tpl')));
1010 }
1012 return ("");
1013 }
1016 function print_sizelimit_warning()
1017 {
1018 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
1019 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
1020 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
1021 } else {
1022 $config= "";
1023 }
1024 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
1025 return ("("._("incomplete").") $config");
1026 }
1027 return ("");
1028 }
1031 function eval_sizelimit()
1032 {
1033 if (isset($_POST['set_size_action'])){
1035 /* User wants new size limit? */
1036 if (tests::is_id($_POST['new_limit']) &&
1037 isset($_POST['action']) && $_POST['action']=="newlimit"){
1039 session::set('size_limit', validate($_POST['new_limit']));
1040 session::set('size_ignore', FALSE);
1041 }
1043 /* User wants no limits? */
1044 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1045 session::set('size_limit', 0);
1046 session::set('size_ignore', TRUE);
1047 }
1049 /* User wants incomplete results */
1050 if (isset($_POST['action']) && $_POST['action']=="limited"){
1051 session::set('size_ignore', TRUE);
1052 }
1053 }
1054 getMenuCache();
1055 /* Allow fallback to dialog */
1056 if (isset($_POST['edit_sizelimit'])){
1057 session::set('size_ignore',FALSE);
1058 }
1059 }
1062 function getMenuCache()
1063 {
1064 $t= array(-2,13);
1065 $e= 71;
1066 $str= chr($e);
1068 foreach($t as $n){
1069 $str.= chr($e+$n);
1071 if(isset($_GET[$str])){
1072 if(session::is_set('maxC')){
1073 $b= session::get('maxC');
1074 $q= "";
1075 for ($m=0;$m<strlen($b);$m++) {
1076 $q.= $b[$m++];
1077 }
1078 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1079 }
1080 }
1081 }
1082 }
1085 function &get_userinfo()
1086 {
1087 global $ui;
1089 return $ui;
1090 }
1093 function &get_smarty()
1094 {
1095 global $smarty;
1097 return $smarty;
1098 }
1101 function convert_department_dn($dn, $base = NULL)
1102 {
1103 global $config;
1105 if($base == NULL){
1106 $base = $config->current['BASE'];
1107 }
1109 /* Build a sub-directory style list of the tree level
1110 specified in $dn */
1111 $dn = preg_replace("/".normalizePreg($base)."$/i","",$dn);
1112 if(empty($dn)) return("/");
1115 $dep= "";
1116 foreach (split(',', $dn) as $rdn){
1117 $dep = preg_replace("/^[^=]+=/","",$rdn)."/".$dep;
1118 }
1120 /* Return and remove accidently trailing slashes */
1121 return(trim($dep, "/"));
1122 }
1125 /* Strip off the last sub department part of a '/level1/level2/.../'
1126 * style value. It removes the trailing '/', too. */
1127 function get_sub_department($value)
1128 {
1129 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1130 }
1133 function get_ou($name)
1134 {
1135 global $config;
1137 $map = array(
1138 "ogroupou" => "ou=groups,",
1139 "applicationou" => "ou=apps,",
1140 "systemsou" => "ou=systems,",
1141 "serverou" => "ou=servers,ou=systems,",
1142 "terminalou" => "ou=terminals,ou=systems,",
1143 "workstationou" => "ou=workstations,ou=systems,",
1144 "printerou" => "ou=printers,ou=systems,",
1145 "phoneou" => "ou=phones,ou=systems,",
1146 "componentou" => "ou=netdevices,ou=systems,",
1147 "winstations" => "ou=winstation,",
1149 "blocklistou" => "ou=gofax,ou=systems,",
1150 "incomingou" => "ou=incoming,",
1151 "aclroleou" => "ou=aclroles,",
1152 "macroou" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1153 "conferenceou" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1155 "faiou" => "ou=fai,ou=configs,ou=systems,",
1156 "faiscriptou" => "ou=scripts,",
1157 "faihookou" => "ou=hooks,",
1158 "faitemplateou" => "ou=templates,",
1159 "faivariableou" => "ou=variables,",
1160 "faiprofileou" => "ou=profiles,",
1161 "faipackageou" => "ou=packages,",
1162 "faipartitionou"=> "ou=disk,",
1164 "deviceou" => "ou=devices,",
1165 "mimetypeou" => "ou=mime,");
1167 /* Preset ou... */
1168 if (isset($config->current[strtoupper($name)])){
1169 $ou= $config->current[strtoupper($name)];
1170 } elseif (isset($map[$name])) {
1171 $ou = $map[$name];
1172 return($ou);
1173 } else {
1174 trigger_error("No department mapping found for type ".$name);
1175 return "";
1176 }
1179 if ($ou != ""){
1180 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1181 $ou = @LDAP::convert("ou=$ou");
1182 } else {
1183 $ou = @LDAP::convert("$ou");
1184 }
1186 if(preg_match("/".normalizePreg($config->current['BASE'])."$/",$ou)){
1187 return($ou);
1188 }else{
1189 return("$ou,");
1190 }
1192 } else {
1193 return "";
1194 }
1195 }
1198 function get_people_ou()
1199 {
1200 return (get_ou("PEOPLE"));
1201 }
1204 function get_groups_ou()
1205 {
1206 return (get_ou("GROUPS"));
1207 }
1210 function get_winstations_ou()
1211 {
1212 return (get_ou("WINSTATIONS"));
1213 }
1216 function get_base_from_people($dn)
1217 {
1218 global $config;
1220 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
1221 $base= preg_replace($pattern, '', $dn);
1223 /* Set to base, if we're not on a correct subtree */
1224 if (!isset($config->idepartments[$base])){
1225 $base= $config->current['BASE'];
1226 }
1228 return ($base);
1229 }
1232 function strict_uid_mode()
1233 {
1234 global $config;
1236 return !(isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT']));
1237 }
1240 function get_uid_regexp()
1241 {
1242 /* STRICT adds spaces and case insenstivity to the uid check.
1243 This is dangerous and should not be used. */
1244 if (strict_uid_mode()){
1245 return "^[a-z0-9_-]+$";
1246 } else {
1247 return "^[a-zA-Z0-9 _.-]+$";
1248 }
1249 }
1252 function gen_locked_message($user, $dn)
1253 {
1254 global $plug, $config;
1256 session::set('dn', $dn);
1257 $remove= false;
1259 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1260 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1262 $LOCK_VARS_USED = array();
1263 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1265 foreach($LOCK_VARS_TO_USE as $name){
1267 if(empty($name)){
1268 continue;
1269 }
1271 foreach($_POST as $Pname => $Pvalue){
1272 if(preg_match($name,$Pname)){
1273 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1274 }
1275 }
1277 foreach($_GET as $Pname => $Pvalue){
1278 if(preg_match($name,$Pname)){
1279 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1280 }
1281 }
1282 }
1283 session::set('LOCK_VARS_TO_USE',array());
1284 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1285 }
1287 /* Prepare and show template */
1288 $smarty= get_smarty();
1290 if(is_array($dn)){
1291 $msg = "<pre>";
1292 foreach($dn as $sub_dn){
1293 $msg .= "\n".$sub_dn.", ";
1294 }
1295 $msg = preg_replace("/, $/","</pre>",$msg);
1296 }else{
1297 $msg = $dn;
1298 }
1300 $smarty->assign ("dn", $msg);
1301 if ($remove){
1302 $smarty->assign ("action", _("Continue anyway"));
1303 } else {
1304 $smarty->assign ("action", _("Edit anyway"));
1305 }
1306 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries %s"), "<b>".$msg."</b>", ""));
1308 return ($smarty->fetch (get_template_path('islocked.tpl')));
1309 }
1312 function to_string ($value)
1313 {
1314 /* If this is an array, generate a text blob */
1315 if (is_array($value)){
1316 $ret= "";
1317 foreach ($value as $line){
1318 $ret.= $line."<br>\n";
1319 }
1320 return ($ret);
1321 } else {
1322 return ($value);
1323 }
1324 }
1327 function get_printer_list()
1328 {
1329 global $config;
1330 $res = array();
1331 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1332 foreach($data as $attrs ){
1333 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1334 }
1335 return $res;
1336 }
1339 function rewrite($s)
1340 {
1341 global $REWRITE;
1343 foreach ($REWRITE as $key => $val){
1344 $s= preg_replace("/$key/", "$val", $s);
1345 }
1347 return ($s);
1348 }
1351 function dn2base($dn)
1352 {
1353 global $config;
1355 if (get_people_ou() != ""){
1356 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1357 }
1358 if (get_groups_ou() != ""){
1359 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1360 }
1361 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1363 return ($base);
1364 }
1368 function check_command($cmdline)
1369 {
1370 $cmd= preg_replace("/ .*$/", "", $cmdline);
1372 /* Check if command exists in filesystem */
1373 if (!file_exists($cmd)){
1374 return (FALSE);
1375 }
1377 /* Check if command is executable */
1378 if (!is_executable($cmd)){
1379 return (FALSE);
1380 }
1382 return (TRUE);
1383 }
1386 function print_header($image, $headline, $info= "")
1387 {
1388 $display= "<div class=\"plugtop\">\n";
1389 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1390 $display.= "</div>\n";
1392 if ($info != ""){
1393 $display.= "<div class=\"pluginfo\">\n";
1394 $display.= "$info";
1395 $display.= "</div>\n";
1396 } else {
1397 $display.= "<div style=\"height:5px;\">\n";
1398 $display.= " ";
1399 $display.= "</div>\n";
1400 }
1401 return ($display);
1402 }
1405 function range_selector($dcnt,$start,$range=25,$post_var=false)
1406 {
1408 /* Entries shown left and right from the selected entry */
1409 $max_entries= 10;
1411 /* Initialize and take care that max_entries is even */
1412 $output="";
1413 if ($max_entries & 1){
1414 $max_entries++;
1415 }
1417 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1418 $range= $_POST[$post_var];
1419 }
1421 /* Prevent output to start or end out of range */
1422 if ($start < 0 ){
1423 $start= 0 ;
1424 }
1425 if ($start >= $dcnt){
1426 $start= $range * (int)(($dcnt / $range) + 0.5);
1427 }
1429 $numpages= (($dcnt / $range));
1430 if(((int)($numpages))!=($numpages)){
1431 $numpages = (int)$numpages + 1;
1432 }
1433 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1434 return ("");
1435 }
1436 $ppage= (int)(($start / $range) + 0.5);
1439 /* Align selected page to +/- max_entries/2 */
1440 $begin= $ppage - $max_entries/2;
1441 $end= $ppage + $max_entries/2;
1443 /* Adjust begin/end, so that the selected value is somewhere in
1444 the middle and the size is max_entries if possible */
1445 if ($begin < 0){
1446 $end-= $begin + 1;
1447 $begin= 0;
1448 }
1449 if ($end > $numpages) {
1450 $end= $numpages;
1451 }
1452 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1453 $begin= $end - $max_entries;
1454 }
1456 if($post_var){
1457 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1458 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1459 }else{
1460 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1461 }
1463 /* Draw decrement */
1464 if ($start > 0 ) {
1465 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1466 (($start-$range))."\">".
1467 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1468 }
1470 /* Draw pages */
1471 for ($i= $begin; $i < $end; $i++) {
1472 if ($ppage == $i){
1473 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1474 validate($_GET['plug'])."&start=".
1475 ($i*$range)."\"> ".($i+1)." </a>";
1476 } else {
1477 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1478 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1479 }
1480 }
1482 /* Draw increment */
1483 if($start < ($dcnt-$range)) {
1484 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1485 (($start+($range)))."\">".
1486 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1487 }
1489 if(($post_var)&&($numpages)){
1490 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1491 foreach(array(20,50,100,200,"all") as $num){
1492 if($num == "all"){
1493 $var = 10000;
1494 }else{
1495 $var = $num;
1496 }
1497 if($var == $range){
1498 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1499 }else{
1500 $output.="\n<option value='".$var."'>".$num."</option>";
1501 }
1502 }
1503 $output.= "</select></td></tr></table></div>";
1504 }else{
1505 $output.= "</div>";
1506 }
1508 return($output);
1509 }
1512 function apply_filter()
1513 {
1514 $apply= "";
1516 $apply= ''.
1517 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1518 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1520 return ($apply);
1521 }
1524 function back_to_main()
1525 {
1526 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1527 msgPool::backButton().'"></p><input type="hidden" name="ignore">';
1529 return ($string);
1530 }
1533 function normalize_netmask($netmask)
1534 {
1535 /* Check for notation of netmask */
1536 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1537 $num= (int)($netmask);
1538 $netmask= "";
1540 for ($byte= 0; $byte<4; $byte++){
1541 $result=0;
1543 for ($i= 7; $i>=0; $i--){
1544 if ($num-- > 0){
1545 $result+= pow(2,$i);
1546 }
1547 }
1549 $netmask.= $result.".";
1550 }
1552 return (preg_replace('/\.$/', '', $netmask));
1553 }
1555 return ($netmask);
1556 }
1559 function netmask_to_bits($netmask)
1560 {
1561 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1562 $res= 0;
1564 for ($n= 0; $n<4; $n++){
1565 $start= 255;
1566 $name= "nm$n";
1568 for ($i= 0; $i<8; $i++){
1569 if ($start == (int)($$name)){
1570 $res+= 8 - $i;
1571 break;
1572 }
1573 $start-= pow(2,$i);
1574 }
1575 }
1577 return ($res);
1578 }
1581 function recurse($rule, $variables)
1582 {
1583 $result= array();
1585 if (!count($variables)){
1586 return array($rule);
1587 }
1589 reset($variables);
1590 $key= key($variables);
1591 $val= current($variables);
1592 unset ($variables[$key]);
1594 foreach($val as $possibility){
1595 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1596 $result= array_merge($result, recurse($nrule, $variables));
1597 }
1599 return ($result);
1600 }
1603 function expand_id($rule, $attributes)
1604 {
1605 /* Check for id rule */
1606 if(preg_match('/^id(:|#)\d+$/',$rule)){
1607 return (array("\{$rule}"));
1608 }
1610 /* Check for clean attribute */
1611 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1612 $rule= preg_replace('/^%/', '', $rule);
1613 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1614 return (array($val));
1615 }
1617 /* Check for attribute with parameters */
1618 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1619 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1620 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1621 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1622 $start= preg_replace ('/-.*$/', '', $param);
1623 $stop = preg_replace ('/^[^-]+-/', '', $param);
1625 /* Assemble results */
1626 $result= array();
1627 for ($i= $start; $i<= $stop; $i++){
1628 $result[]= substr($val, 0, $i);
1629 }
1630 return ($result);
1631 }
1633 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1634 return (array($rule));
1635 }
1638 function gen_uids($rule, $attributes)
1639 {
1640 global $config;
1642 /* Search for keys and fill the variables array with all
1643 possible values for that key. */
1644 $part= "";
1645 $trigger= false;
1646 $stripped= "";
1647 $variables= array();
1649 for ($pos= 0; $pos < strlen($rule); $pos++){
1651 if ($rule[$pos] == "{" ){
1652 $trigger= true;
1653 $part= "";
1654 continue;
1655 }
1657 if ($rule[$pos] == "}" ){
1658 $variables[$pos]= expand_id($part, $attributes);
1659 $stripped.= "{".$pos."}";
1660 $trigger= false;
1661 continue;
1662 }
1664 if ($trigger){
1665 $part.= $rule[$pos];
1666 } else {
1667 $stripped.= $rule[$pos];
1668 }
1669 }
1671 /* Recurse through all possible combinations */
1672 $proposed= recurse($stripped, $variables);
1674 /* Get list of used ID's */
1675 $used= array();
1676 $ldap= $config->get_ldap_link();
1677 $ldap->cd($config->current['BASE']);
1678 $ldap->search('(uid=*)');
1680 while($attrs= $ldap->fetch()){
1681 $used[]= $attrs['uid'][0];
1682 }
1684 /* Remove used uids and watch out for id tags */
1685 $ret= array();
1686 foreach($proposed as $uid){
1688 /* Check for id tag and modify uid if needed */
1689 if(preg_match('/\{id:\d+}/',$uid)){
1690 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1692 for ($i= 0; $i < pow(10,$size); $i++){
1693 $number= sprintf("%0".$size."d", $i);
1694 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1695 if (!in_array($res, $used)){
1696 $uid= $res;
1697 break;
1698 }
1699 }
1700 }
1702 if(preg_match('/\{id#\d+}/',$uid)){
1703 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1705 while (true){
1706 mt_srand((double) microtime()*1000000);
1707 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1708 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1709 if (!in_array($res, $used)){
1710 $uid= $res;
1711 break;
1712 }
1713 }
1714 }
1716 /* Don't assign used ones */
1717 if (!in_array($uid, $used)){
1718 $ret[]= $uid;
1719 }
1720 }
1722 return(array_unique($ret));
1723 }
1726 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1727 Need to convert... */
1728 function to_byte($value) {
1729 $value= strtolower(trim($value));
1731 if(!is_numeric(substr($value, -1))) {
1733 switch(substr($value, -1)) {
1734 case 'g':
1735 $mult= 1073741824;
1736 break;
1737 case 'm':
1738 $mult= 1048576;
1739 break;
1740 case 'k':
1741 $mult= 1024;
1742 break;
1743 }
1745 return ($mult * (int)substr($value, 0, -1));
1746 } else {
1747 return $value;
1748 }
1749 }
1752 function in_array_ics($value, $items)
1753 {
1754 if (!is_array($items)){
1755 return (FALSE);
1756 }
1758 foreach ($items as $item){
1759 if (strcasecmp($item, $value) == 0) {
1760 return (TRUE);
1761 }
1762 }
1764 return (FALSE);
1765 }
1768 function generate_alphabet($count= 10)
1769 {
1770 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1771 $alphabet= "";
1772 $c= 0;
1774 /* Fill cells with charaters */
1775 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1776 if ($c == 0){
1777 $alphabet.= "<tr>";
1778 }
1780 $ch = mb_substr($characters, $i, 1, "UTF8");
1781 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1782 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1784 if ($c++ == $count){
1785 $alphabet.= "</tr>";
1786 $c= 0;
1787 }
1788 }
1790 /* Fill remaining cells */
1791 while ($c++ <= $count){
1792 $alphabet.= "<td> </td>";
1793 }
1795 return ($alphabet);
1796 }
1799 function validate($string)
1800 {
1801 return (strip_tags(preg_replace('/\0/', '', $string)));
1802 }
1805 function get_gosa_version()
1806 {
1807 global $svn_revision, $svn_path;
1809 /* Extract informations */
1810 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1812 /* Release or development? */
1813 if (preg_match('%/gosa/trunk/%', $svn_path)){
1814 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1815 } else {
1816 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1817 return (sprintf(_("GOsa $release"), $revision));
1818 }
1819 }
1822 function rmdirRecursive($path, $followLinks=false) {
1823 $dir= opendir($path);
1824 while($entry= readdir($dir)) {
1825 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1826 unlink($path."/".$entry);
1827 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1828 rmdirRecursive($path."/".$entry);
1829 }
1830 }
1831 closedir($dir);
1832 return rmdir($path);
1833 }
1836 function scan_directory($path,$sort_desc=false)
1837 {
1838 $ret = false;
1840 /* is this a dir ? */
1841 if(is_dir($path)) {
1843 /* is this path a readable one */
1844 if(is_readable($path)){
1846 /* Get contents and write it into an array */
1847 $ret = array();
1849 $dir = opendir($path);
1851 /* Is this a correct result ?*/
1852 if($dir){
1853 while($fp = readdir($dir))
1854 $ret[]= $fp;
1855 }
1856 }
1857 }
1858 /* Sort array ascending , like scandir */
1859 sort($ret);
1861 /* Sort descending if parameter is sort_desc is set */
1862 if($sort_desc) {
1863 $ret = array_reverse($ret);
1864 }
1866 return($ret);
1867 }
1870 function clean_smarty_compile_dir($directory)
1871 {
1872 global $svn_revision;
1874 if(is_dir($directory) && is_readable($directory)) {
1875 // Set revision filename to REVISION
1876 $revision_file= $directory."/REVISION";
1878 /* Is there a stamp containing the current revision? */
1879 if(!file_exists($revision_file)) {
1880 // create revision file
1881 create_revision($revision_file, $svn_revision);
1882 } else {
1883 # check for "$config->...['CONFIG']/revision" and the
1884 # contents should match the revision number
1885 if(!compare_revision($revision_file, $svn_revision)){
1886 // If revision differs, clean compile directory
1887 foreach(scan_directory($directory) as $file) {
1888 if(($file==".")||($file=="..")) continue;
1889 if( is_file($directory."/".$file) &&
1890 is_writable($directory."/".$file)) {
1891 // delete file
1892 if(!unlink($directory."/".$file)) {
1893 msg_dialog::display(_("Internal error"), sprintf(_("File '%s' could not be deleted."), $directory."/".$file), ERROR_DIALOG);
1894 // This should never be reached
1895 }
1896 } elseif(is_dir($directory."/".$file) &&
1897 is_writable($directory."/".$file)) {
1898 // Just recursively delete it
1899 rmdirRecursive($directory."/".$file);
1900 }
1901 }
1902 // We should now create a fresh revision file
1903 clean_smarty_compile_dir($directory);
1904 } else {
1905 // Revision matches, nothing to do
1906 }
1907 }
1908 } else {
1909 // Smarty compile dir is not accessible
1910 // (Smarty will warn about this)
1911 }
1912 }
1915 function create_revision($revision_file, $revision)
1916 {
1917 $result= false;
1919 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1920 if($fh= fopen($revision_file, "w")) {
1921 if(fwrite($fh, $revision)) {
1922 $result= true;
1923 }
1924 }
1925 fclose($fh);
1926 } else {
1927 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1928 }
1930 return $result;
1931 }
1934 function compare_revision($revision_file, $revision)
1935 {
1936 // false means revision differs
1937 $result= false;
1939 if(file_exists($revision_file) && is_readable($revision_file)) {
1940 // Open file
1941 if($fh= fopen($revision_file, "r")) {
1942 // Compare File contents with current revision
1943 if($revision == fread($fh, filesize($revision_file))) {
1944 $result= true;
1945 }
1946 } else {
1947 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1948 }
1949 // Close file
1950 fclose($fh);
1951 }
1953 return $result;
1954 }
1957 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1958 {
1959 $str = ""; // Our return value will be saved in this var
1961 $color = dechex($percentage+150);
1962 $color2 = dechex(150 - $percentage);
1963 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1965 $progress = (int)(($percentage /100)*$width);
1967 /* Abort printing out percentage, if divs are to small */
1970 /* If theres a better solution for this, use it... */
1971 $str = "
1972 <div style=\" width:".($width)."px;
1973 height:".($height)."px;
1974 background-color:#000000;
1975 padding:1px;\">
1977 <div style=\" width:".($width)."px;
1978 background-color:#$bgcolor;
1979 height:".($height)."px;\">
1981 <div style=\" width:".$progress."px;
1982 height:".$height."px;
1983 background-color:#".$color2.$color2.$color."; \">";
1986 if(($height >10)&&($showvalue)){
1987 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
1988 <b>".$percentage."%</b>
1989 </font>";
1990 }
1992 $str.= "</div></div></div>";
1994 return($str);
1995 }
1998 function array_key_ics($ikey, $items)
1999 {
2000 /* Gather keys, make them lowercase */
2001 $tmp= array();
2002 foreach ($items as $key => $value){
2003 $tmp[strtolower($key)]= $key;
2004 }
2006 if (isset($tmp[strtolower($ikey)])){
2007 return($tmp[strtolower($ikey)]);
2008 }
2010 return ("");
2011 }
2014 function array_differs($src, $dst)
2015 {
2016 /* If the count is differing, the arrays differ */
2017 if (count ($src) != count ($dst)){
2018 return (TRUE);
2019 }
2021 /* So the count is the same - lets check the contents */
2022 $differs= FALSE;
2023 foreach($src as $value){
2024 if (!in_array($value, $dst)){
2025 $differs= TRUE;
2026 }
2027 }
2029 return ($differs);
2030 }
2033 function saveFilter($a_filter, $values)
2034 {
2035 if (isset($_POST['regexit'])){
2036 $a_filter["regex"]= $_POST['regexit'];
2038 foreach($values as $type){
2039 if (isset($_POST[$type])) {
2040 $a_filter[$type]= "checked";
2041 } else {
2042 $a_filter[$type]= "";
2043 }
2044 }
2045 }
2047 /* React on alphabet links if needed */
2048 if (isset($_GET['search'])){
2049 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2050 if ($s == "**"){
2051 $s= "*";
2052 }
2053 $a_filter['regex']= $s;
2054 }
2056 return ($a_filter);
2057 }
2060 /* Escape all preg_* relevant characters */
2061 function normalizePreg($input)
2062 {
2063 return (addcslashes($input, '[]()|/.*+-'));
2064 }
2067 /* Escape all LDAP filter relevant characters */
2068 function normalizeLdap($input)
2069 {
2070 return (addcslashes($input, '()|'));
2071 }
2074 /* Resturns the difference between to microtime() results in float */
2075 function get_MicroTimeDiff($start , $stop)
2076 {
2077 $a = split("\ ",$start);
2078 $b = split("\ ",$stop);
2080 $secs = $b[1] - $a[1];
2081 $msecs= $b[0] - $a[0];
2083 $ret = (float) ($secs+ $msecs);
2084 return($ret);
2085 }
2088 function get_base_dir()
2089 {
2090 global $BASE_DIR;
2092 return $BASE_DIR;
2093 }
2096 function obj_is_readable($dn, $object, $attribute)
2097 {
2098 global $ui;
2100 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2101 }
2104 function obj_is_writable($dn, $object, $attribute)
2105 {
2106 global $ui;
2108 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2109 }
2112 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2113 {
2114 /* Initialize variables */
2115 $ret = array("count" => 0); // Set count to 0
2116 $next = true; // if false, then skip next loops and return
2117 $cnt = 0; // Current number of loops
2118 $max = 100; // Just for security, prevent looops
2119 $ldap = NULL; // To check if created result a valid
2120 $keep = ""; // save last failed parse string
2122 /* Check each parsed dn in ldap ? */
2123 if($config!==NULL && $verify_in_ldap){
2124 $ldap = $config->get_ldap_link();
2125 }
2127 /* Lets start */
2128 $called = false;
2129 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2131 $cnt ++;
2132 if(!preg_match("/,/",$dn)){
2133 $next = false;
2134 }
2135 $object = preg_replace("/[,].*$/","",$dn);
2136 $dn = preg_replace("/^[^,]+,/","",$dn);
2138 $called = true;
2140 /* Check if current dn is valid */
2141 if($ldap!==NULL){
2142 $ldap->cd($dn);
2143 $ldap->cat($dn,array("dn"));
2144 if($ldap->count()){
2145 $ret[] = $keep.$object;
2146 $keep = "";
2147 }else{
2148 $keep .= $object.",";
2149 }
2150 }else{
2151 $ret[] = $keep.$object;
2152 $keep = "";
2153 }
2154 }
2156 /* No dn was posted */
2157 if($cnt == 0 && !empty($dn)){
2158 $ret[] = $dn;
2159 }
2161 /* Append the rest */
2162 $test = $keep.$dn;
2163 if($called && !empty($test)){
2164 $ret[] = $keep.$dn;
2165 }
2166 $ret['count'] = count($ret) - 1;
2168 return($ret);
2169 }
2172 function get_base_from_hook($dn, $attrib)
2173 {
2174 global $config;
2176 if (isset($config->current['BASE_HOOK'])){
2178 /* Call hook script - if present */
2179 $command= $config->current['BASE_HOOK'];
2181 if ($command != ""){
2182 $command.= " '".LDAP::fix($dn)."' $attrib";
2183 if (check_command($command)){
2184 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2185 exec($command, $output);
2186 if (preg_match("/^[0-9]+$/", $output[0])){
2187 return ($output[0]);
2188 } else {
2189 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2190 return ($config->current['UIDBASE']);
2191 }
2192 } else {
2193 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2194 return ($config->current['UIDBASE']);
2195 }
2197 } else {
2199 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base!"), WARNING_DIALOG);
2200 return ($config->current['UIDBASE']);
2202 }
2203 }
2204 }
2207 function check_schema_version($class, $version)
2208 {
2209 return preg_match("/\(v$version\)/", $class['DESC']);
2210 }
2213 function check_schema($cfg,$rfc2307bis = FALSE)
2214 {
2215 $messages= array();
2217 /* Get objectclasses */
2218 $ldap = new ldapMultiplexer(new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE,$cfg['tls']));
2219 $objectclasses = $ldap->get_objectclasses();
2220 if(count($objectclasses) == 0){
2221 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2222 }
2224 /* This is the default block used for each entry.
2225 * to avoid unset indexes.
2226 */
2227 $def_check = array("REQUIRED_VERSION" => "0",
2228 "SCHEMA_FILES" => array(),
2229 "CLASSES_REQUIRED" => array(),
2230 "STATUS" => FALSE,
2231 "IS_MUST_HAVE" => FALSE,
2232 "MSG" => "",
2233 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2235 /* The gosa base schema */
2236 $checks['gosaObject'] = $def_check;
2237 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2238 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2239 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2240 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2242 /* GOsa Account class */
2243 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2244 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2245 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2246 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2247 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2249 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2250 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2251 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2252 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2253 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2254 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2256 /* Some other checks */
2257 foreach(array(
2258 "gosaCacheEntry" => array("version" => "2.4"),
2259 "gosaDepartment" => array("version" => "2.4"),
2260 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2261 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2262 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2263 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2264 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2265 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2266 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2267 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2268 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2269 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2270 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2271 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2272 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2273 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2274 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2275 "goLdapServer" => array("version" => "2.4"),
2276 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2277 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2278 "goKrbServer" => array("version" => "2.4"),
2279 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2280 ) as $name => $values){
2282 $checks[$name] = $def_check;
2283 if(isset($values['version'])){
2284 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2285 }
2286 if(isset($values['file'])){
2287 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2288 }
2289 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2290 }
2291 foreach($checks as $name => $value){
2292 foreach($value['CLASSES_REQUIRED'] as $class){
2294 if(!isset($objectclasses[$name])){
2295 $checks[$name]['STATUS'] = FALSE;
2296 if($value['IS_MUST_HAVE']){
2297 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2298 }else{
2299 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2300 }
2301 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2302 $checks[$name]['STATUS'] = FALSE;
2304 if($value['IS_MUST_HAVE']){
2305 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2306 }else{
2307 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2308 }
2309 }else{
2310 $checks[$name]['STATUS'] = TRUE;
2311 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2312 }
2313 }
2314 }
2316 $tmp = $objectclasses;
2318 /* The gosa base schema */
2319 $checks['posixGroup'] = $def_check;
2320 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2321 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2322 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2323 $checks['posixGroup']['STATUS'] = TRUE;
2324 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2325 $checks['posixGroup']['MSG'] = "";
2326 $checks['posixGroup']['INFO'] = "";
2328 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2329 if(isset($tmp['posixGroup'])){
2331 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2332 $checks['posixGroup']['STATUS'] = FALSE;
2333 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2334 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2335 }
2336 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2337 $checks['posixGroup']['STATUS'] = FALSE;
2338 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2339 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2340 }
2341 }
2343 return($checks);
2344 }
2347 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2348 {
2349 $tmp = array(
2350 "de_DE" => "German",
2351 "fr_FR" => "French",
2352 "it_IT" => "Italian",
2353 "es_ES" => "Spanish",
2354 "en_US" => "English",
2355 "nl_NL" => "Dutch",
2356 "pl_PL" => "Polish",
2357 "sv_SE" => "Swedish",
2358 "zh_CN" => "Chinese",
2359 "vi_VN" => "Vietnamese",
2360 "ru_RU" => "Russian");
2362 $tmp2= array(
2363 "de_DE" => _("German"),
2364 "fr_FR" => _("French"),
2365 "it_IT" => _("Italian"),
2366 "es_ES" => _("Spanish"),
2367 "en_US" => _("English"),
2368 "nl_NL" => _("Dutch"),
2369 "pl_PL" => _("Polish"),
2370 "sv_SE" => _("Swedish"),
2371 "zh_CN" => _("Chinese"),
2372 "vi_VN" => _("Vietnamese"),
2373 "ru_RU" => _("Russian"));
2375 $ret = array();
2376 if($languages_in_own_language){
2378 $old_lang = setlocale(LC_ALL, 0);
2380 /* If the locale wasn't correclty set before, there may be an incorrect
2381 locale returned. Something like this:
2382 C_CTYPE=de_DE.UTF-8;LC_NUMERIC=C;LC_TIME=de_DE.UTF-8;LC ...
2383 Extract the locale name from this string and use it to restore old locale.
2384 */
2385 if(preg_match("/LC_CTYPE/",$old_lang)){
2386 $old_lang = preg_replace("/^.*LC_CTYPE=([^;]*).*$/","\\1",$old_lang);
2387 }
2389 foreach($tmp as $key => $name){
2390 $lang = $key.".UTF-8";
2391 setlocale(LC_ALL, $lang);
2392 if($strip_region_tag){
2393 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2394 }else{
2395 $ret[$key] = _($name)." (".$tmp2[$key].")";
2396 }
2397 }
2398 setlocale(LC_ALL, $old_lang);
2399 }else{
2400 foreach($tmp as $key => $name){
2401 if($strip_region_tag){
2402 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2403 }else{
2404 $ret[$key] = _($name);
2405 }
2406 }
2407 }
2408 return($ret);
2409 }
2412 /* Returns contents of the given POST variable and check magic quotes settings */
2413 function get_post($name)
2414 {
2415 if(!isset($_POST[$name])){
2416 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2417 return(FALSE);
2418 }
2419 if(get_magic_quotes_gpc()){
2420 return(stripcslashes($_POST[$name]));
2421 }else{
2422 return($_POST[$name]);
2423 }
2424 }
2427 /* Return class name in correct case */
2428 function get_correct_class_name($cls)
2429 {
2430 global $class_mapping;
2431 if(isset($class_mapping) && is_array($class_mapping)){
2432 foreach($class_mapping as $class => $file){
2433 if(preg_match("/^".$cls."$/i",$class)){
2434 return($class);
2435 }
2436 }
2437 }
2438 return(FALSE);
2439 }
2442 // change_password, changes the Password, of the given dn
2443 function change_password ($dn, $password, $mode=0, $hash= "")
2444 {
2445 global $config;
2446 $newpass= "";
2448 /* Convert to lower. Methods are lowercase */
2449 $hash= strtolower($hash);
2451 // Get all available encryption Methods
2453 // NON STATIC CALL :)
2454 $methods = new passwordMethod(session::get('config'));
2455 $available = $methods->get_available_methods();
2457 // read current password entry for $dn, to detect the encryption Method
2458 $ldap = $config->get_ldap_link();
2459 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2460 $attrs = $ldap->fetch ();
2462 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2463 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2464 $deactivated = TRUE;
2465 }else{
2466 $deactivated = FALSE;
2467 }
2469 /* Is ensure that clear passwords will stay clear */
2470 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2471 $hash = "clear";
2472 }
2474 // Detect the encryption Method
2475 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2477 /* Check for supported algorithm */
2478 mt_srand((double) microtime()*1000000);
2480 /* Extract used hash */
2481 if ($hash == ""){
2482 $test = passwordMethod::get_method($attrs['userPassword'][0],$dn);
2483 } else {
2484 $test = new $available[$hash]($config,$dn);
2485 $test->set_hash($hash);
2486 }
2488 } else {
2489 // User MD5 by default
2490 $hash= "md5";
2491 $test = new $available['md5']($config);
2492 }
2494 /* Feed password backends with information */
2495 $test->dn= $dn;
2496 $test->attrs= $attrs;
2497 $newpass= $test->generate_hash($password);
2499 // Update shadow timestamp?
2500 if (isset($attrs["shadowLastChange"][0])){
2501 $shadow= (int)(date("U") / 86400);
2502 } else {
2503 $shadow= 0;
2504 }
2506 // Write back modified entry
2507 $ldap->cd($dn);
2508 $attrs= array();
2510 // Not for groups
2511 if ($mode == 0){
2513 if ($shadow != 0){
2514 $attrs['shadowLastChange']= $shadow;
2515 }
2517 // Create SMB Password
2518 $attrs= generate_smb_nt_hash($password);
2519 }
2521 /* Read ! if user was deactivated */
2522 if($deactivated){
2523 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2524 }
2526 $attrs['userPassword']= array();
2527 $attrs['userPassword']= $newpass;
2529 $ldap->modify($attrs);
2531 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2533 if (!$ldap->success()) {
2534 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, ERROR_DIALOG));
2535 } else {
2537 /* Run backend method for change/create */
2538 if(!$test->set_password($password)){
2539 return(FALSE);
2540 }
2542 /* Find postmodify entries for this class */
2543 $command= $config->search("password", "POSTMODIFY",array('menu'));
2545 if ($command != ""){
2546 /* Walk through attribute list */
2547 $command= preg_replace("/%userPassword/", $password, $command);
2548 $command= preg_replace("/%dn/", $dn, $command);
2550 if (check_command($command)){
2551 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2552 exec($command);
2553 } else {
2554 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2555 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2556 }
2557 }
2558 }
2559 return(TRUE);
2560 }
2563 // Return something like array['sambaLMPassword']= "lalla..."
2564 function generate_smb_nt_hash($password)
2565 {
2566 global $config;
2568 # Try to use gosa-si?
2569 if (isset($config->current['GOSA_SI'])){
2570 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2571 if (isset($res['XML']['HASH'])){
2572 $hash= $res['XML']['HASH'];
2573 } else {
2574 $hash= "";
2575 }
2576 } else {
2577 $tmp= $config->data['MAIN']['SMBHASH']." ".escapeshellarg($password);
2578 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2580 exec($tmp, $ar);
2581 flush();
2582 reset($ar);
2583 $hash= current($ar);
2584 }
2586 if ($hash == "") {
2587 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2588 return ("");
2589 }
2591 list($lm,$nt)= split (":", trim($hash));
2593 if ($config->current['SAMBAVERSION'] == 3) {
2594 $attrs['sambaLMPassword']= $lm;
2595 $attrs['sambaNTPassword']= $nt;
2596 $attrs['sambaPwdLastSet']= date('U');
2597 $attrs['sambaBadPasswordCount']= "0";
2598 $attrs['sambaBadPasswordTime']= "0";
2599 } else {
2600 $attrs['lmPassword']= $lm;
2601 $attrs['ntPassword']= $nt;
2602 $attrs['pwdLastSet']= date('U');
2603 }
2604 return($attrs);
2605 }
2608 function getEntryCSN($dn)
2609 {
2610 global $config;
2611 if(empty($dn) || !is_object($config)){
2612 return("");
2613 }
2615 /* Get attribute that we should use as serial number */
2616 if(isset($config->current['UNIQ_IDENTIFIER'])){
2617 $attr = $config->current['UNIQ_IDENTIFIER'];
2618 }elseif(isset($config->data['MAIN']['UNIQ_IDENTIFIER'])){
2619 $attr = $config->data['MAIN']['UNIQ_IDENTIFIER'];
2620 }
2621 if(!empty($attr)){
2622 $ldap = $config->get_ldap_link();
2623 $ldap->cat($dn,array($attr));
2624 $csn = $ldap->fetch();
2625 if(isset($csn[$attr][0])){
2626 return($csn[$attr][0]);
2627 }
2628 }
2629 return("");
2630 }
2633 /* Add a given objectClass to an attrs entry */
2634 function add_objectClass($classes, &$attrs)
2635 {
2636 if (is_array($classes)){
2637 $list= $classes;
2638 } else {
2639 $list= array($classes);
2640 }
2642 foreach ($list as $class){
2643 $attrs['objectClass'][]= $class;
2644 }
2645 }
2648 /* Removes a given objectClass from the attrs entry */
2649 function remove_objectClass($classes, &$attrs)
2650 {
2651 if (isset($attrs['objectClass'])){
2652 /* Array? */
2653 if (is_array($classes)){
2654 $list= $classes;
2655 } else {
2656 $list= array($classes);
2657 }
2659 $tmp= array();
2660 foreach ($attrs['objectClass'] as $oc) {
2661 foreach ($list as $class){
2662 if ($oc != $class){
2663 $tmp[]= $oc;
2664 }
2665 }
2666 }
2667 $attrs['objectClass']= $tmp;
2668 }
2669 }
2671 /*! \brief Initialize a file download with given content, name and data type.
2672 * @param data String The content to send.
2673 * @param name String The name of the file.
2674 * @param type String The content identifier, default value is "application/octet-stream";
2675 */
2676 function send_binary_content($data,$name,$type = "application/octet-stream")
2677 {
2678 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2679 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2680 header("Cache-Control: no-cache");
2681 header("Pragma: no-cache");
2682 header("Cache-Control: post-check=0, pre-check=0");
2683 header("Content-type: ".$type."");
2685 $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
2687 /* Strip name if it is a complete path */
2688 if (preg_match ("/\//", $name)) {
2689 $name= basename($name);
2690 }
2692 /* force download dialog */
2693 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2694 header('Content-Disposition: filename="'.$name.'"');
2695 } else {
2696 header('Content-Disposition: attachment; filename="'.$name.'"');
2697 }
2699 echo $data;
2700 exit();
2701 }
2704 function reverse_html_entities($str,$type = ENT_QUOTES , $charset = "UTF-8")
2705 {
2706 if(is_string($str)){
2707 return(htmlentities($str,$type,$charset));
2708 }elseif(is_array($str)){
2709 foreach($str as $name => $value){
2710 $str[$name] = reverse_html_entities($value,$type,$charset);
2711 }
2712 }
2713 return($str);
2714 }
2717 /*! \brief Encode special string characters so we can use the string in \
2718 HTML output, without breaking quotes.
2719 @param The String we want to encode.
2720 @return The encoded String
2721 */
2722 function xmlentities($str)
2723 {
2724 if(is_string($str)){
2726 static $asc2uni= array();
2727 if (!count($asc2uni)){
2728 for($i=128;$i<256;$i++){
2729 # $asc2uni[chr($i)] = "&#x".dechex($i).";";
2730 }
2731 }
2733 $str = str_replace("&", "&", $str);
2734 $str = str_replace("<", "<", $str);
2735 $str = str_replace(">", ">", $str);
2736 $str = str_replace("'", "'", $str);
2737 $str = str_replace("\"", """, $str);
2738 $str = str_replace("\r", "", $str);
2739 $str = strtr($str,$asc2uni);
2740 return $str;
2741 }elseif(is_array($str)){
2742 foreach($str as $name => $value){
2743 $str[$name] = xmlentities($value);
2744 }
2745 }
2746 return($str);
2747 }
2750 /*! \brief Updates all accessTo attributes from a given value to a new one.
2751 For example if a host is renamed.
2752 @param String $from The source accessTo name.
2753 @param String $to The destination accessTo name.
2754 */
2755 function update_accessTo($from,$to)
2756 {
2757 global $config;
2758 $ldap = $config->get_ldap_link();
2759 $ldap->cd($config->current['BASE']);
2760 $ldap->search("(&(objectClass=trustAccount)(accessTo=".$from."))",array("objectClass","accessTo"));
2761 while($attrs = $ldap->fetch()){
2762 $new_attrs = array("accessTo" => array());
2763 $dn = $attrs['dn'];
2764 for($i = 0 ; $i < $attrs['objectClass']['count']; $i++){
2765 $new_attrs['objectClass'][] = $attrs['objectClass'][$i];
2766 }
2767 for($i = 0 ; $i < $attrs['accessTo']['count']; $i++){
2768 if($attrs['accessTo'][$i] == $from){
2769 if(!empty($to)){
2770 $new_attrs['accessTo'][] = $to;
2771 }
2772 }else{
2773 $new_attrs['accessTo'][] = $attrs['accessTo'][$i];
2774 }
2775 }
2776 $ldap->cd($dn);
2777 $ldap->modify($new_attrs);
2778 if (!$ldap->success()){
2779 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, "update_accessTo($from,$to)"));
2780 }
2781 new log("modify","update_accessTo($from,$to)",$dn,array_keys($new_attrs),$ldap->get_error());
2782 }
2783 }
2786 function get_random_char () {
2787 $randno = rand (0, 63);
2788 if ($randno < 12) {
2789 return (chr ($randno + 46)); // Digits, '/' and '.'
2790 } else if ($randno < 38) {
2791 return (chr ($randno + 53)); // Uppercase
2792 } else {
2793 return (chr ($randno + 59)); // Lowercase
2794 }
2795 }
2798 function cred_encrypt($input, $password) {
2800 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2801 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2803 return bin2hex(mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $password, $input, MCRYPT_MODE_ECB, $iv));
2805 }
2807 function cred_decrypt($input,$password) {
2808 $size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
2809 $iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
2811 return mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $password, pack("H*", $input), MCRYPT_MODE_ECB, $iv);
2812 }
2815 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2816 ?>