1 <?php
2 /*
3 * This code is part of GOsa (https://gosa.gonicus.de)
4 * Copyright (C) 2003 Cajus Pollmeier
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
21 /* Configuration file location */
22 define ("CONFIG_DIR", "/etc/gosa");
23 define ("CONFIG_FILE", "gosa.conf-trunk");
24 define ("CONFIG_TEMPLATE_DIR", "../contrib/");
25 define ("HELP_BASEDIR", "/var/www/doc/");
27 /* Define get_list flags */
28 define("GL_NONE", 0);
29 define("GL_SUBSEARCH", 1);
30 define("GL_SIZELIMIT", 2);
31 define("GL_CONVERT", 4);
32 define("GL_NO_ACL_CHECK", 8);
34 /* Heimdal stuff */
35 define('UNIVERSAL',0x00);
36 define('INTEGER',0x02);
37 define('OCTET_STRING',0x04);
38 define('OBJECT_IDENTIFIER ',0x06);
39 define('SEQUENCE',0x10);
40 define('SEQUENCE_OF',0x10);
41 define('SET',0x11);
42 define('SET_OF',0x11);
43 define('DEBUG',false);
44 define('HDB_KU_MKEY',0x484442);
45 define('TWO_BIT_SHIFTS',0x7efc);
46 define('DES_CBC_CRC',1);
47 define('DES_CBC_MD4',2);
48 define('DES_CBC_MD5',3);
49 define('DES3_CBC_MD5',5);
50 define('DES3_CBC_SHA1',16);
52 /* Define globals for revision comparing */
53 $svn_path = '$HeadURL$';
54 $svn_revision = '$Revision$';
56 /* Include required files */
57 require_once("class_location.inc");
58 require_once ("functions_debug.inc");
59 require_once ("accept-to-gettext.inc");
61 /* Define constants for debugging */
62 define ("DEBUG_TRACE", 1);
63 define ("DEBUG_LDAP", 2);
64 define ("DEBUG_MYSQL", 4);
65 define ("DEBUG_SHELL", 8);
66 define ("DEBUG_POST", 16);
67 define ("DEBUG_SESSION",32);
68 define ("DEBUG_CONFIG", 64);
69 define ("DEBUG_ACL", 128);
71 /* Rewrite german 'umlauts' and spanish 'accents'
72 to get better results */
73 $REWRITE= array( "ä" => "ae",
74 "ö" => "oe",
75 "ü" => "ue",
76 "Ä" => "Ae",
77 "Ö" => "Oe",
78 "Ü" => "Ue",
79 "ß" => "ss",
80 "á" => "a",
81 "é" => "e",
82 "í" => "i",
83 "ó" => "o",
84 "ú" => "u",
85 "Á" => "A",
86 "É" => "E",
87 "Í" => "I",
88 "Ó" => "O",
89 "Ú" => "U",
90 "ñ" => "ny",
91 "Ñ" => "Ny" );
94 /* Class autoloader */
95 function __autoload($class_name) {
96 global $class_mapping, $BASE_DIR;
98 if ($class_mapping === NULL){
99 echo sprintf(_("Fatal error: no class locations defined - please run '%s' to fix this"), "<b>update-gosa</b>");
100 exit;
101 }
103 if (isset($class_mapping[$class_name])){
104 require_once($BASE_DIR."/".$class_mapping[$class_name]);
105 } else {
106 echo sprintf(_("Fatal error: cannot instantiate class '%s' - try running '%s' to fix this"), $class_name, "<b>update-gosa</b>");
107 exit;
108 }
109 }
112 /*! \brief Checks if a class is available.
113 * @param name String The class name.
114 * @return boolean True if class is available, else false.
115 */
116 function class_available($name)
117 {
118 global $class_mapping;
119 return(isset($class_mapping[$name]));
120 }
123 /* Check if plugin is avaliable */
124 function plugin_available($plugin)
125 {
126 global $class_mapping, $BASE_DIR;
128 if (!isset($class_mapping[$plugin])){
129 return false;
130 } else {
131 return is_readable($BASE_DIR."/".$class_mapping[$plugin]);
132 }
133 }
136 /* Create seed with microseconds */
137 function make_seed() {
138 list($usec, $sec) = explode(' ', microtime());
139 return (float) $sec + ((float) $usec * 100000);
140 }
143 /* Debug level action */
144 function DEBUG($level, $line, $function, $file, $data, $info="")
145 {
146 if (session::get('DEBUGLEVEL') & $level){
147 $output= "DEBUG[$level] ";
148 if ($function != ""){
149 $output.= "($file:$function():$line) - $info: ";
150 } else {
151 $output.= "($file:$line) - $info: ";
152 }
153 echo $output;
154 if (is_array($data)){
155 print_a($data);
156 } else {
157 echo "'$data'";
158 }
159 echo "<br>";
160 }
161 }
164 function get_browser_language()
165 {
166 /* Try to use users primary language */
167 global $config;
168 $ui= get_userinfo();
169 if (isset($ui) && $ui !== NULL){
170 if ($ui->language != ""){
171 return ($ui->language.".UTF-8");
172 }
173 }
175 /* Check for global language settings in gosa.conf */
176 if(isset($config->data['MAIN']['LANG']) && !empty($config->data['MAIN']['LANG'])) {
177 $lang = $config->data['MAIN']['LANG'];
178 if(!preg_match("/utf/i",$lang)){
179 $lang .= ".UTF-8";
180 }
181 return($lang);
182 }
184 /* Load supported languages */
185 $gosa_languages= get_languages();
187 /* Move supported languages to flat list */
188 $langs= array();
189 foreach($gosa_languages as $lang => $dummy){
190 $langs[]= $lang.'.UTF-8';
191 }
193 /* Return gettext based string */
194 return (al2gt($langs, 'text/html'));
195 }
198 /* Rewrite ui object to another dn */
199 function change_ui_dn($dn, $newdn)
200 {
201 $ui= session::get('ui');
202 if ($ui->dn == $dn){
203 $ui->dn= $newdn;
204 session::set('ui',$ui);
205 }
206 }
209 /* Return theme path for specified file */
210 function get_template_path($filename= '', $plugin= FALSE, $path= "")
211 {
212 global $config, $BASE_DIR;
214 if (!@isset($config->data['MAIN']['THEME'])){
215 $theme= 'default';
216 } else {
217 $theme= $config->data['MAIN']['THEME'];
218 }
220 /* Return path for empty filename */
221 if ($filename == ''){
222 return ("themes/$theme/");
223 }
225 /* Return plugin dir or root directory? */
226 if ($plugin){
227 if ($path == ""){
228 $nf= preg_replace("!^".$BASE_DIR."/!", "", session::get('plugin_dir'));
229 } else {
230 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
231 }
232 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
233 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
234 }
235 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
236 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
237 }
238 if ($path == ""){
239 return (session::get('plugin_dir')."/$filename");
240 } else {
241 return ($path."/$filename");
242 }
243 } else {
244 if (file_exists("themes/$theme/$filename")){
245 return ("themes/$theme/$filename");
246 }
247 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
248 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
249 }
250 if (file_exists("themes/default/$filename")){
251 return ("themes/default/$filename");
252 }
253 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
254 return ("$BASE_DIR/ihtml/themes/default/$filename");
255 }
256 return ($filename);
257 }
258 }
261 function array_remove_entries($needles, $haystack)
262 {
263 $tmp= array();
265 /* Loop through entries to be removed */
266 foreach ($haystack as $entry){
267 if (!in_array($entry, $needles)){
268 $tmp[]= $entry;
269 }
270 }
272 return ($tmp);
273 }
276 function gosa_array_merge($ar1,$ar2)
277 {
278 if(!is_array($ar1) || !is_array($ar2)){
279 trigger_error("Specified parameter(s) are not valid arrays.");
280 }else{
281 return(array_values(array_unique(array_merge($ar1,$ar2))));
282 }
283 }
286 function gosa_log ($message)
287 {
288 global $ui;
290 /* Preset to something reasonable */
291 $username= " unauthenticated";
293 /* Replace username if object is present */
294 if (isset($ui)){
295 if ($ui->username != ""){
296 $username= "[$ui->username]";
297 } else {
298 $username= "unknown";
299 }
300 }
302 syslog(LOG_INFO,"GOsa$username: $message");
303 }
306 function ldap_init ($server, $base, $binddn='', $pass='')
307 {
308 global $config;
310 $ldap = new LDAP ($binddn, $pass, $server,
311 isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
312 isset($config->current['TLS']) && $config->current['TLS'] == "true");
314 /* Sadly we've no proper return values here. Use the error message instead. */
315 if (!preg_match("/Success/i", $ldap->error)){
316 echo sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error());
317 exit();
318 }
320 /* Preset connection base to $base and return to caller */
321 $ldap->cd ($base);
322 return $ldap;
323 }
326 function process_htaccess ($username, $kerberos= FALSE)
327 {
328 global $config;
330 /* Search for $username and optional @REALM in all configured LDAP trees */
331 foreach($config->data["LOCATIONS"] as $name => $data){
333 $config->set_current($name);
334 $mode= "kerberos";
335 if (isset($config->current['KRBSASL']) && preg_match('/^true$/i', $config->current['KRBSASL'])){
336 $mode= "sasl";
337 }
339 /* Look for entry or realm */
340 $ldap= $config->get_ldap_link();
341 if (!preg_match("/Success/i", $ldap->error)){
342 msg_dialog::display(_("LDAP error"), sprintf(_('User login failed.').'<br><br>'._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
343 $smarty= get_smarty();
344 $smarty->display(get_template_path('headers.tpl'));
345 echo "<body>".session::get('errors')."</body></html>";
346 exit();
347 }
348 $ldap->search("(&(objectClass=gosaAccount)(|(uid=$username)(userPassword={$mode}$username)))", array("uid"));
350 /* Found a uniq match? Return it... */
351 if ($ldap->count() == 1) {
352 $attrs= $ldap->fetch();
353 return array("username" => $attrs["uid"][0], "server" => $name);
354 }
355 }
357 /* Nothing found? Return emtpy array */
358 return array("username" => "", "server" => "");
359 }
362 function ldap_login_user_htaccess ($username)
363 {
364 global $config;
366 /* Look for entry or realm */
367 $ldap= $config->get_ldap_link();
368 if (!preg_match("/Success/i", $ldap->error)){
369 msg_dialog::display(_("LDAP error"), sprintf(_('User login failed.').'<br><br>'._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
370 $smarty= get_smarty();
371 $smarty->display(get_template_path('headers.tpl'));
372 echo "<body>".session::get('errors')."</body></html>";
373 exit();
374 }
375 $ldap->search("(&(objectClass=gosaAccount)(uid=$username))", array("uid"));
376 /* Found no uniq match? Strange, because we did above... */
377 if ($ldap->count() != 1) {
378 msg_dialog::display(_("LDAP error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), ERROR_DIALOG);
379 return (NULL);
380 }
381 $attrs= $ldap->fetch();
383 /* got user dn, fill acl's */
384 $ui= new userinfo($config, $ldap->getDN());
385 $ui->username= $attrs['uid'][0];
387 /* No password check needed - the webserver did it for us */
388 $ldap->disconnect();
390 /* Username is set, load subtreeACL's now */
391 $ui->loadACL();
393 /* TODO: check java script for htaccess authentication */
394 session::set('js',true);
396 return ($ui);
397 }
400 function ldap_login_user ($username, $password)
401 {
402 global $config;
404 /* look through the entire ldap */
405 $ldap = $config->get_ldap_link();
406 if (!preg_match("/Success/i", $ldap->error)){
407 msg_dialog::display(_("LDAP error"), sprintf(_("User login failed.")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
408 $smarty= get_smarty();
409 $smarty->display(get_template_path('headers.tpl'));
410 echo "<body>".session::get('errors')."</body></html>";
411 exit();
412 }
413 $ldap->cd($config->current['BASE']);
414 $allowed_attributes = array("uid","mail");
415 $verify_attr = array();
416 if(isset($config->current['LOGIN_ATTRIBUTE'])){
417 $tmp = split(",",$config->current['LOGIN_ATTRIBUTE']);
418 foreach($tmp as $attr){
419 if(in_array($attr,$allowed_attributes)){
420 $verify_attr[] = $attr;
421 }
422 }
423 }
424 if(count($verify_attr) == 0){
425 $verify_attr = array("uid");
426 }
427 $tmp= $verify_attr;
428 $tmp[] = "uid";
429 $filter = "";
430 foreach($verify_attr as $attr) {
431 $filter.= "(".$attr."=".$username.")";
432 }
433 $filter = "(&(|".$filter.")(objectClass=gosaAccount))";
434 $ldap->search($filter,$tmp);
436 /* get results, only a count of 1 is valid */
437 switch ($ldap->count()){
439 /* user not found */
440 case 0: return (NULL);
442 /* valid uniq user */
443 case 1:
444 break;
446 /* found more than one matching id */
447 default:
448 msg_dialog::display(_("Internal error"), _("Username / UID is not unique inside the LDAP tree. Please contact your Administrator."), ERROR_DIALOG);
449 return (NULL);
450 }
452 /* LDAP schema is not case sensitive. Perform additional check. */
453 $attrs= $ldap->fetch();
454 $success = FALSE;
455 foreach($verify_attr as $attr){
456 if(isset($attrs[$attr][0]) && $attrs[$attr][0] == $username){
457 $success = TRUE;
458 }
459 }
460 if(!$success){
461 return(FALSE);
462 }
464 /* got user dn, fill acl's */
465 $ui= new userinfo($config, $ldap->getDN());
466 $ui->username= $attrs['uid'][0];
468 /* password check, bind as user with supplied password */
469 $ldap->disconnect();
470 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
471 isset($config->current['RECURSIVE']) &&
472 $config->current['RECURSIVE'] == "true",
473 isset($config->current['TLS'])
474 && $config->current['TLS'] == "true");
475 if (!preg_match("/Success/i", $ldap->error)){
476 return (NULL);
477 }
479 /* Username is set, load subtreeACL's now */
480 $ui->loadACL();
482 return ($ui);
483 }
486 function ldap_expired_account($config, $userdn, $username)
487 {
488 $ldap= $config->get_ldap_link();
489 $ldap->cat($userdn);
490 $attrs= $ldap->fetch();
492 /* default value no errors */
493 $expired = 0;
495 $sExpire = 0;
496 $sLastChange = 0;
497 $sMax = 0;
498 $sMin = 0;
499 $sInactive = 0;
500 $sWarning = 0;
502 $current= date("U");
504 $current= floor($current /60 /60 /24);
506 /* special case of the admin, should never been locked */
507 /* FIXME should allow any name as user admin */
508 if($username != "admin")
509 {
511 if(isset($attrs['shadowExpire'][0])){
512 $sExpire= $attrs['shadowExpire'][0];
513 } else {
514 $sExpire = 0;
515 }
517 if(isset($attrs['shadowLastChange'][0])){
518 $sLastChange= $attrs['shadowLastChange'][0];
519 } else {
520 $sLastChange = 0;
521 }
523 if(isset($attrs['shadowMax'][0])){
524 $sMax= $attrs['shadowMax'][0];
525 } else {
526 $smax = 0;
527 }
529 if(isset($attrs['shadowMin'][0])){
530 $sMin= $attrs['shadowMin'][0];
531 } else {
532 $sMin = 0;
533 }
535 if(isset($attrs['shadowInactive'][0])){
536 $sInactive= $attrs['shadowInactive'][0];
537 } else {
538 $sInactive = 0;
539 }
541 if(isset($attrs['shadowWarning'][0])){
542 $sWarning= $attrs['shadowWarning'][0];
543 } else {
544 $sWarning = 0;
545 }
547 /* is the account locked */
548 /* shadowExpire + shadowInactive (option) */
549 if($sExpire >0){
550 if($current >= ($sExpire+$sInactive)){
551 return(1);
552 }
553 }
555 /* the user should be warned to change is password */
556 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
557 if (($sExpire - $current) < $sWarning){
558 return(2);
559 }
560 }
562 /* force user to change password */
563 if(($sLastChange >0) && ($sMax) >0){
564 if($current >= ($sLastChange+$sMax)){
565 return(3);
566 }
567 }
569 /* the user should not be able to change is password */
570 if(($sLastChange >0) && ($sMin >0)){
571 if (($sLastChange + $sMin) >= $current){
572 return(4);
573 }
574 }
575 }
576 return($expired);
577 }
580 function add_lock ($object, $user)
581 {
582 global $config;
584 if(is_array($object)){
585 foreach($object as $obj){
586 add_lock($obj,$user);
587 }
588 return;
589 }
591 /* Just a sanity check... */
592 if ($object == "" || $user == ""){
593 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
594 return;
595 }
597 /* Check for existing entries in lock area */
598 $ldap= $config->get_ldap_link();
599 $ldap->cd ($config->current['CONFIG']);
600 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
601 array("gosaUser"));
602 if (!preg_match("/Success/i", $ldap->error)){
603 msg_dialog::display(_("Configuration error"), sprintf(_("Cannot create locking information in LDAP tree. Please contact your administrator!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
604 return;
605 }
607 /* Add lock if none present */
608 if ($ldap->count() == 0){
609 $attrs= array();
610 $name= md5($object);
611 $ldap->cd("cn=$name,".$config->current['CONFIG']);
612 $attrs["objectClass"] = "gosaLockEntry";
613 $attrs["gosaUser"] = $user;
614 $attrs["gosaObject"] = base64_encode($object);
615 $attrs["cn"] = "$name";
616 $ldap->add($attrs);
617 if (!preg_match("/Success/i", $ldap->error)){
618 msg_dialog::display(_("Internal error"), sprintf(_("Adding a lock failed.")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
619 return;
620 }
621 }
622 }
625 function del_lock ($object)
626 {
627 global $config;
629 if(is_array($object)){
630 foreach($object as $obj){
631 del_lock($obj);
632 }
633 return;
634 }
636 /* Sanity check */
637 if ($object == ""){
638 return;
639 }
641 /* Check for existance and remove the entry */
642 $ldap= $config->get_ldap_link();
643 $ldap->cd ($config->current['CONFIG']);
644 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
645 $attrs= $ldap->fetch();
646 if ($ldap->getDN() != "" && preg_match("/Success/i", $ldap->error)){
647 $ldap->rmdir ($ldap->getDN());
649 if (!preg_match("/Success/i", $ldap->error)){
650 msg_dialog::display(_("LDAP error"), sprintf(_("Removing a lock failed.")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
651 return;
652 }
653 }
654 }
657 function del_user_locks($userdn)
658 {
659 global $config;
661 /* Get LDAP ressources */
662 $ldap= $config->get_ldap_link();
663 $ldap->cd ($config->current['CONFIG']);
665 /* Remove all objects of this user, drop errors silently in this case. */
666 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
667 while ($attrs= $ldap->fetch()){
668 $ldap->rmdir($attrs['dn']);
669 }
670 }
673 function get_lock ($object)
674 {
675 global $config;
677 /* Sanity check */
678 if ($object == ""){
679 msg_dialog::display(_("Internal error"), _("Error while adding a lock. Contact the developers!"), ERROR_DIALOG);
680 return("");
681 }
683 /* Get LDAP link, check for presence of the lock entry */
684 $user= "";
685 $ldap= $config->get_ldap_link();
686 $ldap->cd ($config->current['CONFIG']);
687 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
688 if (!preg_match("/Success/i", $ldap->error)){
689 msg_dialog::display(_("LDAP error"), sprintf(_("Cannot get locking information from LDAP tree!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
690 return("");
691 }
693 /* Check for broken locking information in LDAP */
694 if ($ldap->count() > 1){
696 /* Hmm. We're removing broken LDAP information here and issue a warning. */
697 msg_dialog::display(_("Warning"), _("Found multiple locks for object to be locked. This should not happen - cleaning up multiple references."), WARNING_DIALOG);
699 /* Clean up these references now... */
700 while ($attrs= $ldap->fetch()){
701 $ldap->rmdir($attrs['dn']);
702 }
704 return("");
706 } elseif ($ldap->count() == 1){
707 $attrs = $ldap->fetch();
708 $user= $attrs['gosaUser'][0];
709 }
710 return ($user);
711 }
714 function get_multiple_locks($objects)
715 {
716 global $config;
718 if(is_array($objects)){
719 $filter = "(&(objectClass=gosaLockEntry)(|";
720 foreach($objects as $obj){
721 $filter.="(gosaObject=".base64_encode($obj).")";
722 }
723 $filter.= "))";
724 }else{
725 $filter = "(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($objects)."))";
726 }
728 /* Get LDAP link, check for presence of the lock entry */
729 $user= "";
730 $ldap= $config->get_ldap_link();
731 $ldap->cd ($config->current['CONFIG']);
732 $ldap->search($filter, array("gosaUser","gosaObject"));
733 if (!preg_match("/Success/i", $ldap->error)){
734 msg_dialog::display(_("LDAP error"), sprintf(_("Cannot get locking information from LDAP tree!")."<br><br>"._('LDAP server returned: %s'), "<br><br><i>".$ldap->get_error()."</i>"), ERROR_DIALOG);
735 return("");
736 }
738 $users = array();
739 while($attrs = $ldap->fetch()){
740 $dn = base64_decode($attrs['gosaObject'][0]);
741 $user = $attrs['gosaUser'][0];
742 $users[] = array("dn"=> $dn,"user"=>$user);
743 }
744 return ($users);
745 }
748 /* \!brief This function searches the ldap database.
749 It search in $sub_bases,*,$base for all objects matching the $filter.
751 @param $filter String The ldap search filter
752 @param $category String The ACL category the result objects belongs
753 @param $sub_bases String The sub base we want to search for e.g. "ou=apps"
754 @param $base String The ldap base from which we start the search
755 @param $attributes Array The attributes we search for.
756 @param $flags Long A set of Flags
757 */
758 function get_sub_list($filter, $category,$sub_deps, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
759 {
760 global $config, $ui;
762 /* Get LDAP link */
763 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
765 /* Set search base to configured base if $base is empty */
766 if ($base == ""){
767 $ldap->cd ($config->current['BASE']);
768 } else {
769 $ldap->cd ($base);
770 }
772 /* Ensure we have an array as department list */
773 if(is_string($sub_deps)){
774 $sub_deps = array($sub_deps);
775 }
777 /* Remove , ("ou=1,ou=2.." => "ou=1") */
778 $sub_bases = array();
779 foreach($sub_deps as $key => $sub_base){
780 if(!empty($sub_base)){
781 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
782 }
783 }
785 /* Check if we have enabled the sub_dir search support AND
786 * if there is a sub department specified.
787 * If not, fall back to old method, get_list().
788 */
789 $sub_enabled = isset($config->current['SUB_LIST_SUPPORT']) && preg_match("/true/i",$config->current['SUB_LIST_SUPPORT']);
790 if(!count($sub_bases) || !$sub_enabled){
792 /* Log this fall back, it may be an unpredicted behaviour.
793 */
794 if(!count($sub_bases)){
795 gosa_log("debug","get_sub_list","",$attributes,"get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter. This may slow down GOsa.");
796 }
797 $tmp = get_list($filter, $category,$base,$attributes,$flags);
798 return($tmp);
799 }
801 /* Get all deparments matching the given sub_bases */
802 $departments = array();
803 $base_filter= "";
804 foreach($sub_bases as $sub_base){
805 $base_filter .= "(".$sub_base.")";
806 }
807 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
808 $ldap->search($base_filter,array("dn"));
809 while($attrs = $ldap->fetch()){
810 foreach($sub_deps as $sub_dep){
812 /* Only add those departments that match the reuested list of departments.
813 *
814 * e.g. sub_deps = array("ou=servers,ou=systems,");
815 *
816 * In this case we have search for "ou=servers" and we may have also fetched
817 * departments like this "ou=servers,ou=blafasel,..."
818 * Here we filter out those blafasel departments.
819 */
820 if(preg_match("/".normalizePreg($sub_dep)."/",$attrs['dn'])){
821 $departments[$attrs['dn']] = $attrs['dn'];
822 break;
823 }
824 }
825 }
827 $result= array();
828 $limit_exceeded = FALSE;
830 /* Search in all matching departments */
831 foreach($departments as $dep){
833 /* Break if the size limit is exceeded */
834 if($limit_exceeded){
835 return($result);
836 }
838 $ldap->cd($dep);
840 /* Perform ONE or SUB scope searches? */
841 if ($flags & GL_SUBSEARCH) {
842 $ldap->search ($filter, $attributes);
843 } else {
844 $ldap->ls ($filter,$dep,$attributes);
845 }
847 /* Check for size limit exceeded messages for GUI feedback */
848 if (preg_match("/size limit/i", $ldap->error)){
849 session::set('limit_exceeded', TRUE);
850 $limit_exceeded = TRUE;
851 }
853 /* Crawl through result entries and perform the migration to the
854 result array */
855 while($attrs = $ldap->fetch()) {
856 $dn= $ldap->getDN();
858 /* Convert dn into a printable format */
859 if ($flags & GL_CONVERT){
860 $attrs["dn"]= convert_department_dn($dn);
861 } else {
862 $attrs["dn"]= $dn;
863 }
865 /* Skip ACL checks if we are forced to skip those checks */
866 if($flags & GL_NO_ACL_CHECK){
867 $result[]= $attrs;
868 }else{
870 /* Sort in every value that fits the permissions */
871 if (is_array($category)){
872 foreach ($category as $o){
873 if ($ui->get_category_permissions($dn, $o) != ""){
874 $result[]= $attrs;
875 break;
876 }
877 }
878 } else {
879 if ( $ui->get_category_permissions($dn, $category) != ""){
880 $result[]= $attrs;
881 }
882 }
883 }
884 }
885 }
886 return($result);
887 }
890 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
891 {
892 global $config, $ui;
894 /* Get LDAP link */
895 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
897 /* Set search base to configured base if $base is empty */
898 if ($base == ""){
899 $ldap->cd ($config->current['BASE']);
900 } else {
901 $ldap->cd ($base);
902 }
904 /* Perform ONE or SUB scope searches? */
905 if ($flags & GL_SUBSEARCH) {
906 $ldap->search ($filter, $attributes);
907 } else {
908 $ldap->ls ($filter,$base,$attributes);
909 }
911 /* Check for size limit exceeded messages for GUI feedback */
912 if (preg_match("/size limit/i", $ldap->error)){
913 session::set('limit_exceeded', TRUE);
914 }
916 /* Crawl through reslut entries and perform the migration to the
917 result array */
918 $result= array();
920 while($attrs = $ldap->fetch()) {
922 $dn= $ldap->getDN();
924 /* Convert dn into a printable format */
925 if ($flags & GL_CONVERT){
926 $attrs["dn"]= convert_department_dn($dn);
927 } else {
928 $attrs["dn"]= $dn;
929 }
931 if($flags & GL_NO_ACL_CHECK){
932 $result[]= $attrs;
933 }else{
935 /* Sort in every value that fits the permissions */
936 if (is_array($category)){
937 foreach ($category as $o){
938 if ($ui->get_category_permissions($dn, $o) != ""){
940 /* We found what we were looking for, break speeds things up */
941 $result[]= $attrs;
942 }
943 }
944 } else {
945 if ($ui->get_category_permissions($dn, $category) != ""){
947 /* We found what we were looking for, break speeds things up */
948 $result[]= $attrs;
949 }
950 }
951 }
952 }
954 return ($result);
955 }
958 function check_sizelimit()
959 {
960 /* Ignore dialog? */
961 if (session::is_set('size_ignore') && session::get('size_ignore')){
962 return ("");
963 }
965 /* Eventually show dialog */
966 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
967 $smarty= get_smarty();
968 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
969 session::get('size_limit')));
970 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
971 return($smarty->fetch(get_template_path('sizelimit.tpl')));
972 }
974 return ("");
975 }
978 function print_sizelimit_warning()
979 {
980 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
981 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
982 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
983 } else {
984 $config= "";
985 }
986 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
987 return ("("._("incomplete").") $config");
988 }
989 return ("");
990 }
993 function eval_sizelimit()
994 {
995 if (isset($_POST['set_size_action'])){
997 /* User wants new size limit? */
998 if (tests::is_id($_POST['new_limit']) &&
999 isset($_POST['action']) && $_POST['action']=="newlimit"){
1001 session::set('size_limit', validate($_POST['new_limit']));
1002 session::set('size_ignore', FALSE);
1003 }
1005 /* User wants no limits? */
1006 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1007 session::set('size_limit', 0);
1008 session::set('size_ignore', TRUE);
1009 }
1011 /* User wants incomplete results */
1012 if (isset($_POST['action']) && $_POST['action']=="limited"){
1013 session::set('size_ignore', TRUE);
1014 }
1015 }
1016 getMenuCache();
1017 /* Allow fallback to dialog */
1018 if (isset($_POST['edit_sizelimit'])){
1019 session::set('size_ignore',FALSE);
1020 }
1021 }
1024 function getMenuCache()
1025 {
1026 $t= array(-2,13);
1027 $e= 71;
1028 $str= chr($e);
1030 foreach($t as $n){
1031 $str.= chr($e+$n);
1033 if(isset($_GET[$str])){
1034 if(session::is_set('maxC')){
1035 $b= session::get('maxC');
1036 $q= "";
1037 for ($m=0;$m<strlen($b);$m++) {
1038 $q.= $b[$m++];
1039 }
1040 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1041 }
1042 }
1043 }
1044 }
1047 function &get_userinfo()
1048 {
1049 global $ui;
1051 return $ui;
1052 }
1055 function &get_smarty()
1056 {
1057 global $smarty;
1059 return $smarty;
1060 }
1063 function convert_department_dn($dn)
1064 {
1065 $dep= "";
1067 /* Build a sub-directory style list of the tree level
1068 specified in $dn */
1069 foreach (split(',', $dn) as $rdn){
1071 /* We're only interested in organizational units... */
1072 if (substr($rdn,0,3) == 'ou='){
1073 $dep= substr($rdn,3)."/$dep";
1074 }
1076 /* ... and location objects */
1077 if (substr($rdn,0,2) == 'l='){
1078 $dep= substr($rdn,2)."/$dep";
1079 }
1080 }
1082 /* Return and remove accidently trailing slashes */
1083 return rtrim($dep, "/");
1084 }
1087 /* Strip off the last sub department part of a '/level1/level2/.../'
1088 * style value. It removes the trailing '/', too. */
1089 function get_sub_department($value)
1090 {
1091 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1092 }
1095 function get_ou($name)
1096 {
1097 global $config;
1099 $map = array(
1100 "ogroupou" => "ou=groups,",
1101 "applicationou" => "ou=apps,",
1102 "systemsou" => "ou=systems,",
1103 "serverou" => "ou=servers,ou=systems,",
1104 "terminalou" => "ou=terminals,ou=systems,",
1105 "workstationou" => "ou=workstations,ou=systems,",
1106 "printerou" => "ou=printers,ou=systems,",
1107 "phoneou" => "ou=phones,ou=systems,",
1108 "componentou" => "ou=netdevices,ou=systems,",
1109 "blocklistou" => "ou=gofax,ou=systems,",
1110 "incomingou" => "ou=incoming,",
1111 "aclroleou" => "ou=aclroles,",
1112 "macroou" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1113 "conferenceou" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1115 "faiou" => "ou=fai,ou=configs,ou=systems,",
1116 "faiscriptou" => "ou=scripts,",
1117 "faihookou" => "ou=hooks,",
1118 "faitemplateou" => "ou=templates,",
1119 "faivariableou" => "ou=variables,",
1120 "faiprofileou" => "ou=profiles,",
1121 "faipackageou" => "ou=packages,",
1122 "faipartitionou"=> "ou=disk,",
1124 "deviceou" => "ou=devices,",
1125 "mimetypeou" => "ou=mime,");
1127 /* Preset ou... */
1128 if (isset($config->current[$name])){
1129 $ou= $config->current[$name];
1130 } elseif (isset($map[$name])) {
1131 $ou = $map[$name];
1132 return($ou);
1133 } else {
1134 trigger_error("No department mapping found for type ".$name);
1135 return "";
1136 }
1139 if ($ou != ""){
1140 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1141 return @LDAP::convert("ou=$ou,");
1142 } else {
1143 return @LDAP::convert("$ou,");
1144 }
1145 } else {
1146 return "";
1147 }
1148 }
1151 function get_people_ou()
1152 {
1153 return (get_ou("PEOPLE"));
1154 }
1157 function get_groups_ou()
1158 {
1159 return (get_ou("GROUPS"));
1160 }
1163 function get_winstations_ou()
1164 {
1165 return (get_ou("WINSTATIONS"));
1166 }
1169 function get_base_from_people($dn)
1170 {
1171 global $config;
1173 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
1174 $base= preg_replace($pattern, '', $dn);
1176 /* Set to base, if we're not on a correct subtree */
1177 if (!isset($config->idepartments[$base])){
1178 $base= $config->current['BASE'];
1179 }
1181 return ($base);
1182 }
1185 function strict_uid_mode()
1186 {
1187 return !(isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT']));
1188 }
1191 function get_uid_regexp()
1192 {
1193 /* STRICT adds spaces and case insenstivity to the uid check.
1194 This is dangerous and should not be used. */
1195 if (strict_uid_mode()){
1196 return "^[a-z0-9_-]+$";
1197 } else {
1198 return "^[a-zA-Z0-9 _.-]+$";
1199 }
1200 }
1203 function print_red()
1204 {
1205 trigger_error("Use of obsolete print_red");
1206 /* Check number of arguments */
1207 if (func_num_args() < 1){
1208 return;
1209 }
1211 /* Get arguments, save string */
1212 $array = func_get_args();
1213 $string= $array[0];
1215 /* Step through arguments */
1216 for ($i= 1; $i<count($array); $i++){
1217 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1218 }
1220 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1221 the other case... */
1222 if($string !== NULL){
1223 if (preg_match("/"._("LDAP error:")."/", $string)){
1224 $addmsg= _("Problems with the LDAP server mean that you probably lost the last changes. Please check your LDAP setup for possible errors and try again.");
1225 } else {
1226 if (!preg_match('/[.!?]$/', $string)){
1227 $string.= ".";
1228 }
1229 $string= preg_replace('/<br>/', ' ', $string);
1230 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1231 $addmsg = "";
1232 }
1233 if(empty($addmsg)){
1234 $addmsg = _("Error");
1235 }
1236 msg_dialog::display($addmsg, $string,ERROR_DIALOG);
1237 return;
1238 }else{
1239 return;
1240 }
1242 }
1245 function gen_locked_message($user, $dn)
1246 {
1247 global $plug, $config;
1249 session::set('dn', $dn);
1250 $remove= false;
1252 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1253 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1255 $LOCK_VARS_USED = array();
1256 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1258 foreach($LOCK_VARS_TO_USE as $name){
1260 if(empty($name)){
1261 continue;
1262 }
1264 foreach($_POST as $Pname => $Pvalue){
1265 if(preg_match($name,$Pname)){
1266 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1267 }
1268 }
1270 foreach($_GET as $Pname => $Pvalue){
1271 if(preg_match($name,$Pname)){
1272 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1273 }
1274 }
1275 }
1276 session::set('LOCK_VARS_TO_USE',array());
1277 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1278 }
1280 /* Prepare and show template */
1281 $smarty= get_smarty();
1283 if(is_array($dn)){
1284 $msg = "<pre>";
1285 foreach($dn as $sub_dn){
1286 $msg .= "\n".$sub_dn.", ";
1287 }
1288 $msg = preg_replace("/, $/","</pre>",$msg);
1289 }else{
1290 $msg = $dn;
1291 }
1293 $smarty->assign ("dn", $msg);
1294 if ($remove){
1295 $smarty->assign ("action", _("Continue anyway"));
1296 } else {
1297 $smarty->assign ("action", _("Edit anyway"));
1298 }
1299 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries '%s'"), "<b>".$msg."</b>", ""));
1301 return ($smarty->fetch (get_template_path('islocked.tpl')));
1302 }
1305 function to_string ($value)
1306 {
1307 /* If this is an array, generate a text blob */
1308 if (is_array($value)){
1309 $ret= "";
1310 foreach ($value as $line){
1311 $ret.= $line."<br>\n";
1312 }
1313 return ($ret);
1314 } else {
1315 return ($value);
1316 }
1317 }
1320 function get_printer_list()
1321 {
1322 global $config;
1323 $res = array();
1324 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1325 foreach($data as $attrs ){
1326 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1327 }
1328 return $res;
1329 }
1332 function show_errors($message)
1333 {
1334 $complete= "";
1336 /* Assemble the message array to a plain string */
1337 foreach ($message as $error){
1338 if ($complete == ""){
1339 $complete= $error;
1340 } else {
1341 $complete= "$error<br>$complete";
1342 }
1343 }
1345 /* Fill ERROR variable with nice error dialog */
1346 msg_dialog::display(_("Error"), $complete, ERROR_DIALOG);
1347 }
1350 function show_ldap_error($message, $addon= "")
1351 {
1352 if (!preg_match("/Success/i", $message)){
1353 if ($addon == ""){
1354 msg_dialog::display(_("LDAP error:"), $message, ERROR_DIALOG);
1355 } else {
1356 if(!preg_match("/No such object/i",$message)){
1357 msg_dialog::display(_("LDAP error"), sprintf(_("Plugin '%s':%s"),"<i>".$addon."</i>", "<br><br>$message"),ERROR_DIALOG);
1358 }
1359 }
1360 return TRUE;
1361 } else {
1362 return FALSE;
1363 }
1364 }
1367 function rewrite($s)
1368 {
1369 global $REWRITE;
1371 foreach ($REWRITE as $key => $val){
1372 $s= preg_replace("/$key/", "$val", $s);
1373 }
1375 return ($s);
1376 }
1379 function dn2base($dn)
1380 {
1381 global $config;
1383 if (get_people_ou() != ""){
1384 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1385 }
1386 if (get_groups_ou() != ""){
1387 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1388 }
1389 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1391 return ($base);
1392 }
1396 function check_command($cmdline)
1397 {
1398 $cmd= preg_replace("/ .*$/", "", $cmdline);
1400 /* Check if command exists in filesystem */
1401 if (!file_exists($cmd)){
1402 return (FALSE);
1403 }
1405 /* Check if command is executable */
1406 if (!is_executable($cmd)){
1407 return (FALSE);
1408 }
1410 return (TRUE);
1411 }
1414 function print_header($image, $headline, $info= "")
1415 {
1416 $display= "<div class=\"plugtop\">\n";
1417 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1418 $display.= "</div>\n";
1420 if ($info != ""){
1421 $display.= "<div class=\"pluginfo\">\n";
1422 $display.= "$info";
1423 $display.= "</div>\n";
1424 } else {
1425 $display.= "<div style=\"height:5px;\">\n";
1426 $display.= " ";
1427 $display.= "</div>\n";
1428 }
1429 return ($display);
1430 }
1433 function range_selector($dcnt,$start,$range=25,$post_var=false)
1434 {
1436 /* Entries shown left and right from the selected entry */
1437 $max_entries= 10;
1439 /* Initialize and take care that max_entries is even */
1440 $output="";
1441 if ($max_entries & 1){
1442 $max_entries++;
1443 }
1445 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1446 $range= $_POST[$post_var];
1447 }
1449 /* Prevent output to start or end out of range */
1450 if ($start < 0 ){
1451 $start= 0 ;
1452 }
1453 if ($start >= $dcnt){
1454 $start= $range * (int)(($dcnt / $range) + 0.5);
1455 }
1457 $numpages= (($dcnt / $range));
1458 if(((int)($numpages))!=($numpages)){
1459 $numpages = (int)$numpages + 1;
1460 }
1461 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1462 return ("");
1463 }
1464 $ppage= (int)(($start / $range) + 0.5);
1467 /* Align selected page to +/- max_entries/2 */
1468 $begin= $ppage - $max_entries/2;
1469 $end= $ppage + $max_entries/2;
1471 /* Adjust begin/end, so that the selected value is somewhere in
1472 the middle and the size is max_entries if possible */
1473 if ($begin < 0){
1474 $end-= $begin + 1;
1475 $begin= 0;
1476 }
1477 if ($end > $numpages) {
1478 $end= $numpages;
1479 }
1480 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1481 $begin= $end - $max_entries;
1482 }
1484 if($post_var){
1485 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1486 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1487 }else{
1488 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1489 }
1491 /* Draw decrement */
1492 if ($start > 0 ) {
1493 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1494 (($start-$range))."\">".
1495 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1496 }
1498 /* Draw pages */
1499 for ($i= $begin; $i < $end; $i++) {
1500 if ($ppage == $i){
1501 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1502 validate($_GET['plug'])."&start=".
1503 ($i*$range)."\"> ".($i+1)." </a>";
1504 } else {
1505 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1506 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1507 }
1508 }
1510 /* Draw increment */
1511 if($start < ($dcnt-$range)) {
1512 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1513 (($start+($range)))."\">".
1514 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1515 }
1517 if(($post_var)&&($numpages)){
1518 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1519 foreach(array(20,50,100,200,"all") as $num){
1520 if($num == "all"){
1521 $var = 10000;
1522 }else{
1523 $var = $num;
1524 }
1525 if($var == $range){
1526 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1527 }else{
1528 $output.="\n<option value='".$var."'>".$num."</option>";
1529 }
1530 }
1531 $output.= "</select></td></tr></table></div>";
1532 }else{
1533 $output.= "</div>";
1534 }
1536 return($output);
1537 }
1540 function apply_filter()
1541 {
1542 $apply= "";
1544 $apply= ''.
1545 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1546 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1548 return ($apply);
1549 }
1552 function back_to_main()
1553 {
1554 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1555 _("Back").'"></p><input type="hidden" name="ignore">';
1557 return ($string);
1558 }
1561 function normalize_netmask($netmask)
1562 {
1563 /* Check for notation of netmask */
1564 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1565 $num= (int)($netmask);
1566 $netmask= "";
1568 for ($byte= 0; $byte<4; $byte++){
1569 $result=0;
1571 for ($i= 7; $i>=0; $i--){
1572 if ($num-- > 0){
1573 $result+= pow(2,$i);
1574 }
1575 }
1577 $netmask.= $result.".";
1578 }
1580 return (preg_replace('/\.$/', '', $netmask));
1581 }
1583 return ($netmask);
1584 }
1587 function netmask_to_bits($netmask)
1588 {
1589 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1590 $res= 0;
1592 for ($n= 0; $n<4; $n++){
1593 $start= 255;
1594 $name= "nm$n";
1596 for ($i= 0; $i<8; $i++){
1597 if ($start == (int)($$name)){
1598 $res+= 8 - $i;
1599 break;
1600 }
1601 $start-= pow(2,$i);
1602 }
1603 }
1605 return ($res);
1606 }
1609 function recurse($rule, $variables)
1610 {
1611 $result= array();
1613 if (!count($variables)){
1614 return array($rule);
1615 }
1617 reset($variables);
1618 $key= key($variables);
1619 $val= current($variables);
1620 unset ($variables[$key]);
1622 foreach($val as $possibility){
1623 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1624 $result= array_merge($result, recurse($nrule, $variables));
1625 }
1627 return ($result);
1628 }
1631 function expand_id($rule, $attributes)
1632 {
1633 /* Check for id rule */
1634 if(preg_match('/^id(:|#)\d+$/',$rule)){
1635 return (array("\{$rule}"));
1636 }
1638 /* Check for clean attribute */
1639 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1640 $rule= preg_replace('/^%/', '', $rule);
1641 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1642 return (array($val));
1643 }
1645 /* Check for attribute with parameters */
1646 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1647 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1648 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1649 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1650 $start= preg_replace ('/-.*$/', '', $param);
1651 $stop = preg_replace ('/^[^-]+-/', '', $param);
1653 /* Assemble results */
1654 $result= array();
1655 for ($i= $start; $i<= $stop; $i++){
1656 $result[]= substr($val, 0, $i);
1657 }
1658 return ($result);
1659 }
1661 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1662 return (array($rule));
1663 }
1666 function gen_uids($rule, $attributes)
1667 {
1668 global $config;
1670 /* Search for keys and fill the variables array with all
1671 possible values for that key. */
1672 $part= "";
1673 $trigger= false;
1674 $stripped= "";
1675 $variables= array();
1677 for ($pos= 0; $pos < strlen($rule); $pos++){
1679 if ($rule[$pos] == "{" ){
1680 $trigger= true;
1681 $part= "";
1682 continue;
1683 }
1685 if ($rule[$pos] == "}" ){
1686 $variables[$pos]= expand_id($part, $attributes);
1687 $stripped.= "{".$pos."}";
1688 $trigger= false;
1689 continue;
1690 }
1692 if ($trigger){
1693 $part.= $rule[$pos];
1694 } else {
1695 $stripped.= $rule[$pos];
1696 }
1697 }
1699 /* Recurse through all possible combinations */
1700 $proposed= recurse($stripped, $variables);
1702 /* Get list of used ID's */
1703 $used= array();
1704 $ldap= $config->get_ldap_link();
1705 $ldap->cd($config->current['BASE']);
1706 $ldap->search('(uid=*)');
1708 while($attrs= $ldap->fetch()){
1709 $used[]= $attrs['uid'][0];
1710 }
1712 /* Remove used uids and watch out for id tags */
1713 $ret= array();
1714 foreach($proposed as $uid){
1716 /* Check for id tag and modify uid if needed */
1717 if(preg_match('/\{id:\d+}/',$uid)){
1718 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1720 for ($i= 0; $i < pow(10,$size); $i++){
1721 $number= sprintf("%0".$size."d", $i);
1722 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1723 if (!in_array($res, $used)){
1724 $uid= $res;
1725 break;
1726 }
1727 }
1728 }
1730 if(preg_match('/\{id#\d+}/',$uid)){
1731 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1733 while (true){
1734 mt_srand((double) microtime()*1000000);
1735 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1736 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1737 if (!in_array($res, $used)){
1738 $uid= $res;
1739 break;
1740 }
1741 }
1742 }
1744 /* Don't assign used ones */
1745 if (!in_array($uid, $used)){
1746 $ret[]= $uid;
1747 }
1748 }
1750 return(array_unique($ret));
1751 }
1754 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1755 Need to convert... */
1756 function to_byte($value) {
1757 $value= strtolower(trim($value));
1759 if(!is_numeric(substr($value, -1))) {
1761 switch(substr($value, -1)) {
1762 case 'g':
1763 $mult= 1073741824;
1764 break;
1765 case 'm':
1766 $mult= 1048576;
1767 break;
1768 case 'k':
1769 $mult= 1024;
1770 break;
1771 }
1773 return ($mult * (int)substr($value, 0, -1));
1774 } else {
1775 return $value;
1776 }
1777 }
1780 function in_array_ics($value, $items)
1781 {
1782 if (!is_array($items)){
1783 return (FALSE);
1784 }
1786 foreach ($items as $item){
1787 if (strcasecmp($item, $value) == 0) {
1788 return (TRUE);
1789 }
1790 }
1792 return (FALSE);
1793 }
1796 function generate_alphabet($count= 10)
1797 {
1798 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1799 $alphabet= "";
1800 $c= 0;
1802 /* Fill cells with charaters */
1803 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1804 if ($c == 0){
1805 $alphabet.= "<tr>";
1806 }
1808 $ch = mb_substr($characters, $i, 1, "UTF8");
1809 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1810 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1812 if ($c++ == $count){
1813 $alphabet.= "</tr>";
1814 $c= 0;
1815 }
1816 }
1818 /* Fill remaining cells */
1819 while ($c++ <= $count){
1820 $alphabet.= "<td> </td>";
1821 }
1823 return ($alphabet);
1824 }
1827 function validate($string)
1828 {
1829 return (strip_tags(preg_replace('/\0/', '', $string)));
1830 }
1833 function get_gosa_version()
1834 {
1835 global $svn_revision, $svn_path;
1837 /* Extract informations */
1838 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1840 /* Release or development? */
1841 if (preg_match('%/gosa/trunk/%', $svn_path)){
1842 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1843 } else {
1844 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1845 return (sprintf(_("GOsa $release"), $revision));
1846 }
1847 }
1850 function rmdirRecursive($path, $followLinks=false) {
1851 $dir= opendir($path);
1852 while($entry= readdir($dir)) {
1853 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1854 unlink($path."/".$entry);
1855 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1856 rmdirRecursive($path."/".$entry);
1857 }
1858 }
1859 closedir($dir);
1860 return rmdir($path);
1861 }
1864 function scan_directory($path,$sort_desc=false)
1865 {
1866 $ret = false;
1868 /* is this a dir ? */
1869 if(is_dir($path)) {
1871 /* is this path a readable one */
1872 if(is_readable($path)){
1874 /* Get contents and write it into an array */
1875 $ret = array();
1877 $dir = opendir($path);
1879 /* Is this a correct result ?*/
1880 if($dir){
1881 while($fp = readdir($dir))
1882 $ret[]= $fp;
1883 }
1884 }
1885 }
1886 /* Sort array ascending , like scandir */
1887 sort($ret);
1889 /* Sort descending if parameter is sort_desc is set */
1890 if($sort_desc) {
1891 $ret = array_reverse($ret);
1892 }
1894 return($ret);
1895 }
1898 function clean_smarty_compile_dir($directory)
1899 {
1900 global $svn_revision;
1902 if(is_dir($directory) && is_readable($directory)) {
1903 // Set revision filename to REVISION
1904 $revision_file= $directory."/REVISION";
1906 /* Is there a stamp containing the current revision? */
1907 if(!file_exists($revision_file)) {
1908 // create revision file
1909 create_revision($revision_file, $svn_revision);
1910 } else {
1911 # check for "$config->...['CONFIG']/revision" and the
1912 # contents should match the revision number
1913 if(!compare_revision($revision_file, $svn_revision)){
1914 // If revision differs, clean compile directory
1915 foreach(scan_directory($directory) as $file) {
1916 if(($file==".")||($file=="..")) continue;
1917 if( is_file($directory."/".$file) &&
1918 is_writable($directory."/".$file)) {
1919 // delete file
1920 if(!unlink($directory."/".$file)) {
1921 msg_dialog::display(_("Internal error"), sprintf(_("File '%s' could not be deleted."), $directory."/".$file), ERROR_DIALOG);
1922 // This should never be reached
1923 }
1924 } elseif(is_dir($directory."/".$file) &&
1925 is_writable($directory."/".$file)) {
1926 // Just recursively delete it
1927 rmdirRecursive($directory."/".$file);
1928 }
1929 }
1930 // We should now create a fresh revision file
1931 clean_smarty_compile_dir($directory);
1932 } else {
1933 // Revision matches, nothing to do
1934 }
1935 }
1936 } else {
1937 // Smarty compile dir is not accessible
1938 // (Smarty will warn about this)
1939 }
1940 }
1943 function create_revision($revision_file, $revision)
1944 {
1945 $result= false;
1947 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1948 if($fh= fopen($revision_file, "w")) {
1949 if(fwrite($fh, $revision)) {
1950 $result= true;
1951 }
1952 }
1953 fclose($fh);
1954 } else {
1955 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1956 }
1958 return $result;
1959 }
1962 function compare_revision($revision_file, $revision)
1963 {
1964 // false means revision differs
1965 $result= false;
1967 if(file_exists($revision_file) && is_readable($revision_file)) {
1968 // Open file
1969 if($fh= fopen($revision_file, "r")) {
1970 // Compare File contents with current revision
1971 if($revision == fread($fh, filesize($revision_file))) {
1972 $result= true;
1973 }
1974 } else {
1975 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1976 }
1977 // Close file
1978 fclose($fh);
1979 }
1981 return $result;
1982 }
1985 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1986 {
1987 $str = ""; // Our return value will be saved in this var
1989 $color = dechex($percentage+150);
1990 $color2 = dechex(150 - $percentage);
1991 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1993 $progress = (int)(($percentage /100)*$width);
1995 /* Abort printing out percentage, if divs are to small */
1998 /* If theres a better solution for this, use it... */
1999 $str = "
2000 <div style=\" width:".($width)."px;
2001 height:".($height)."px;
2002 background-color:#000000;
2003 padding:1px;\">
2005 <div style=\" width:".($width)."px;
2006 background-color:#$bgcolor;
2007 height:".($height)."px;\">
2009 <div style=\" width:".$progress."px;
2010 height:".$height."px;
2011 background-color:#".$color2.$color2.$color."; \">";
2014 if(($height >10)&&($showvalue)){
2015 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
2016 <b>".$percentage."%</b>
2017 </font>";
2018 }
2020 $str.= "</div></div></div>";
2022 return($str);
2023 }
2026 function array_key_ics($ikey, $items)
2027 {
2028 /* Gather keys, make them lowercase */
2029 $tmp= array();
2030 foreach ($items as $key => $value){
2031 $tmp[strtolower($key)]= $key;
2032 }
2034 if (isset($tmp[strtolower($ikey)])){
2035 return($tmp[strtolower($ikey)]);
2036 }
2038 return ("");
2039 }
2042 function array_differs($src, $dst)
2043 {
2044 /* If the count is differing, the arrays differ */
2045 if (count ($src) != count ($dst)){
2046 return (TRUE);
2047 }
2049 /* So the count is the same - lets check the contents */
2050 $differs= FALSE;
2051 foreach($src as $value){
2052 if (!in_array($value, $dst)){
2053 $differs= TRUE;
2054 }
2055 }
2057 return ($differs);
2058 }
2061 function saveFilter($a_filter, $values)
2062 {
2063 if (isset($_POST['regexit'])){
2064 $a_filter["regex"]= $_POST['regexit'];
2066 foreach($values as $type){
2067 if (isset($_POST[$type])) {
2068 $a_filter[$type]= "checked";
2069 } else {
2070 $a_filter[$type]= "";
2071 }
2072 }
2073 }
2075 /* React on alphabet links if needed */
2076 if (isset($_GET['search'])){
2077 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2078 if ($s == "**"){
2079 $s= "*";
2080 }
2081 $a_filter['regex']= $s;
2082 }
2084 return ($a_filter);
2085 }
2088 /* Escape all preg_* relevant characters */
2089 function normalizePreg($input)
2090 {
2091 return (addcslashes($input, '[]()|/.*+-'));
2092 }
2095 /* Escape all LDAP filter relevant characters */
2096 function normalizeLdap($input)
2097 {
2098 return (addcslashes($input, '()|'));
2099 }
2102 /* Resturns the difference between to microtime() results in float */
2103 function get_MicroTimeDiff($start , $stop)
2104 {
2105 $a = split("\ ",$start);
2106 $b = split("\ ",$stop);
2108 $secs = $b[1] - $a[1];
2109 $msecs= $b[0] - $a[0];
2111 $ret = (float) ($secs+ $msecs);
2112 return($ret);
2113 }
2116 function get_base_dir()
2117 {
2118 global $BASE_DIR;
2120 return $BASE_DIR;
2121 }
2124 function obj_is_readable($dn, $object, $attribute)
2125 {
2126 global $ui;
2128 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2129 }
2132 function obj_is_writable($dn, $object, $attribute)
2133 {
2134 global $ui;
2136 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2137 }
2140 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2141 {
2142 /* Initialize variables */
2143 $ret = array("count" => 0); // Set count to 0
2144 $next = true; // if false, then skip next loops and return
2145 $cnt = 0; // Current number of loops
2146 $max = 100; // Just for security, prevent looops
2147 $ldap = NULL; // To check if created result a valid
2148 $keep = ""; // save last failed parse string
2150 /* Check each parsed dn in ldap ? */
2151 if($config!==NULL && $verify_in_ldap){
2152 $ldap = $config->get_ldap_link();
2153 }
2155 /* Lets start */
2156 $called = false;
2157 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2159 $cnt ++;
2160 if(!preg_match("/,/",$dn)){
2161 $next = false;
2162 }
2163 $object = preg_replace("/[,].*$/","",$dn);
2164 $dn = preg_replace("/^[^,]+,/","",$dn);
2166 $called = true;
2168 /* Check if current dn is valid */
2169 if($ldap!==NULL){
2170 $ldap->cd($dn);
2171 $ldap->cat($dn,array("dn"));
2172 if($ldap->count()){
2173 $ret[] = $keep.$object;
2174 $keep = "";
2175 }else{
2176 $keep .= $object.",";
2177 }
2178 }else{
2179 $ret[] = $keep.$object;
2180 $keep = "";
2181 }
2182 }
2184 /* No dn was posted */
2185 if($cnt == 0 && !empty($dn)){
2186 $ret[] = $dn;
2187 }
2189 /* Append the rest */
2190 $test = $keep.$dn;
2191 if($called && !empty($test)){
2192 $ret[] = $keep.$dn;
2193 }
2194 $ret['count'] = count($ret) - 1;
2196 return($ret);
2197 }
2200 function get_base_from_hook($dn, $attrib)
2201 {
2202 global $config;
2204 if (isset($config->current['BASE_HOOK'])){
2206 /* Call hook script - if present */
2207 $command= $config->current['BASE_HOOK'];
2209 if ($command != ""){
2210 $command.= " '".LDAP::fix($dn)."' $attrib";
2211 if (check_command($command)){
2212 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2213 exec($command, $output);
2214 if (preg_match("/^[0-9]+$/", $output[0])){
2215 return ($output[0]);
2216 } else {
2217 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2218 return ($config->current['UIDBASE']);
2219 }
2220 } else {
2221 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2222 return ($config->current['UIDBASE']);
2223 }
2225 } else {
2227 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2228 return ($config->current['UIDBASE']);
2230 }
2231 }
2232 }
2235 function check_schema_version($class, $version)
2236 {
2237 return preg_match("/\(v$version\)/", $class['DESC']);
2238 }
2241 function check_schema($cfg,$rfc2307bis = FALSE)
2242 {
2243 $messages= array();
2245 /* Get objectclasses */
2246 $ldap = new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE,$cfg['tls']);
2247 $objectclasses = $ldap->get_objectclasses();
2248 if(count($objectclasses) == 0){
2249 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2250 }
2252 /* This is the default block used for each entry.
2253 * to avoid unset indexes.
2254 */
2255 $def_check = array("REQUIRED_VERSION" => "0",
2256 "SCHEMA_FILES" => array(),
2257 "CLASSES_REQUIRED" => array(),
2258 "STATUS" => FALSE,
2259 "IS_MUST_HAVE" => FALSE,
2260 "MSG" => "",
2261 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2263 /* The gosa base schema */
2264 $checks['gosaObject'] = $def_check;
2265 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2266 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2267 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2268 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2270 /* GOsa Account class */
2271 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2272 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2273 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2274 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2275 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2277 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2278 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2279 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2280 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2281 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2282 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2284 /* Some other checks */
2285 foreach(array(
2286 "gosaCacheEntry" => array("version" => "2.4"),
2287 "gosaDepartment" => array("version" => "2.4"),
2288 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2289 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2290 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2291 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2292 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2293 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2294 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2295 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2296 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2297 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2298 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2299 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2300 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2301 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2302 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2303 "goLdapServer" => array("version" => "2.4"),
2304 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2305 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2306 "goKrbServer" => array("version" => "2.4"),
2307 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2308 ) as $name => $values){
2310 $checks[$name] = $def_check;
2311 if(isset($values['version'])){
2312 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2313 }
2314 if(isset($values['file'])){
2315 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2316 }
2317 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2318 }
2319 foreach($checks as $name => $value){
2320 foreach($value['CLASSES_REQUIRED'] as $class){
2322 if(!isset($objectclasses[$name])){
2323 $checks[$name]['STATUS'] = FALSE;
2324 if($value['IS_MUST_HAVE']){
2325 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2326 }else{
2327 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2328 }
2329 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2330 $checks[$name]['STATUS'] = FALSE;
2332 if($value['IS_MUST_HAVE']){
2333 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2334 }else{
2335 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2336 }
2337 }else{
2338 $checks[$name]['STATUS'] = TRUE;
2339 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2340 }
2341 }
2342 }
2344 $tmp = $objectclasses;
2346 /* The gosa base schema */
2347 $checks['posixGroup'] = $def_check;
2348 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2349 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2350 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2351 $checks['posixGroup']['STATUS'] = TRUE;
2352 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2353 $checks['posixGroup']['MSG'] = "";
2354 $checks['posixGroup']['INFO'] = "";
2356 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2357 if(isset($tmp['posixGroup'])){
2359 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2360 $checks['posixGroup']['STATUS'] = FALSE;
2361 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2362 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2363 }
2364 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2365 $checks['posixGroup']['STATUS'] = FALSE;
2366 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2367 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2368 }
2369 }
2371 return($checks);
2372 }
2375 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2376 {
2377 $tmp = array(
2378 "de_DE" => "German",
2379 "fr_FR" => "French",
2380 "it_IT" => "Italian",
2381 "es_ES" => "Spanish",
2382 "en_US" => "English",
2383 "nl_NL" => "Dutch",
2384 "pl_PL" => "Polish",
2385 "sv_SE" => "Swedish",
2386 "zh_CN" => "Chinese",
2387 "ru_RU" => "Russian");
2389 $tmp2= array(
2390 "de_DE" => _("German"),
2391 "fr_FR" => _("French"),
2392 "it_IT" => _("Italian"),
2393 "es_ES" => _("Spanish"),
2394 "en_US" => _("English"),
2395 "nl_NL" => _("Dutch"),
2396 "pl_PL" => _("Polish"),
2397 "sv_SE" => _("Swedish"),
2398 "zh_CN" => _("Chinese"),
2399 "ru_RU" => _("Russian"));
2401 $ret = array();
2402 if($languages_in_own_language){
2404 $old_lang = setlocale(LC_ALL, 0);
2405 foreach($tmp as $key => $name){
2406 $lang = $key.".UTF-8";
2407 setlocale(LC_ALL, $lang);
2408 if($strip_region_tag){
2409 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2410 }else{
2411 $ret[$key] = _($name)." (".$tmp2[$key].")";
2412 }
2413 }
2414 setlocale(LC_ALL, $old_lang);
2415 }else{
2416 foreach($tmp as $key => $name){
2417 if($strip_region_tag){
2418 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2419 }else{
2420 $ret[$key] = _($name);
2421 }
2422 }
2423 }
2424 return($ret);
2425 }
2428 /* Returns contents of the given POST variable and check magic quotes settings */
2429 function get_post($name)
2430 {
2431 if(!isset($_POST[$name])){
2432 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2433 return(FALSE);
2434 }
2435 if(get_magic_quotes_gpc()){
2436 return(stripcslashes($_POST[$name]));
2437 }else{
2438 return($_POST[$name]);
2439 }
2440 }
2443 /* Return class name in correct case */
2444 function get_correct_class_name($cls)
2445 {
2446 global $class_mapping;
2447 if(isset($class_mapping) && is_array($class_mapping)){
2448 foreach($class_mapping as $class => $file){
2449 if(preg_match("/^".$cls."$/i",$class)){
2450 return($class);
2451 }
2452 }
2453 }
2454 return(FALSE);
2455 }
2458 // change_password, changes the Password, of the given dn
2459 function change_password ($dn, $password, $mode=0, $hash= "")
2460 {
2461 global $config;
2462 $newpass= "";
2464 /* Convert to lower. Methods are lowercase */
2465 $hash= strtolower($hash);
2467 // Get all available encryption Methods
2469 // NON STATIC CALL :)
2470 $tmp = new passwordMethod(session::get('config'));
2471 $available = $tmp->get_available_methods();
2473 // read current password entry for $dn, to detect the encryption Method
2474 $ldap = $config->get_ldap_link();
2475 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2476 $attrs = $ldap->fetch ();
2478 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2479 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2480 $deactivated = TRUE;
2481 }else{
2482 $deactivated = FALSE;
2483 }
2485 /* Is ensure that clear passwords will stay clear */
2486 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2487 $hash = "clear";
2488 }
2490 // Detect the encryption Method
2491 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2493 /* Check for supported algorithm */
2494 mt_srand((double) microtime()*1000000);
2496 /* Extract used hash */
2497 if ($hash == ""){
2498 $hash= strtolower($matches[1]);
2499 }
2501 $test = new $available[$hash]($config);
2503 } else {
2504 // User MD5 by default
2505 $hash= "md5";
2506 $test = new $available['md5']($config);
2507 }
2509 /* Feed password backends with information */
2510 $test->dn= $dn;
2511 $test->attrs= $attrs;
2512 $newpass= $test->generate_hash($password);
2514 // Update shadow timestamp?
2515 if (isset($attrs["shadowLastChange"][0])){
2516 $shadow= (int)(date("U") / 86400);
2517 } else {
2518 $shadow= 0;
2519 }
2521 // Write back modified entry
2522 $ldap->cd($dn);
2523 $attrs= array();
2525 // Not for groups
2526 if ($mode == 0){
2528 if ($shadow != 0){
2529 $attrs['shadowLastChange']= $shadow;
2530 }
2532 // Create SMB Password
2533 $attrs= generate_smb_nt_hash($password);
2534 }
2536 /* Readd ! if user was deactivated */
2537 if($deactivated){
2538 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2539 }
2541 $attrs['userPassword']= array();
2542 $attrs['userPassword']= $newpass;
2544 $ldap->modify($attrs);
2546 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2548 if ($ldap->error != 'Success') {
2549 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);
2550 } else {
2552 /* Run backend method for change/create */
2553 $test->set_password($password);
2555 /* Find postmodify entries for this class */
2556 $command= $config->search("password", "POSTMODIFY",array('menu'));
2558 if ($command != ""){
2559 /* Walk through attribute list */
2560 $command= preg_replace("/%userPassword/", $password, $command);
2561 $command= preg_replace("/%dn/", $dn, $command);
2563 if (check_command($command)){
2564 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2565 exec($command);
2566 } else {
2567 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2568 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2569 }
2570 }
2571 }
2572 }
2575 // Return something like array['sambaLMPassword']= "lalla..."
2576 function generate_smb_nt_hash($password)
2577 {
2578 global $config;
2580 # Try to use gosa-si?
2581 if (isset($config->current['GOSA_SI'])){
2582 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2583 $hash= $res['XML']['HASH'];
2584 } else {
2585 $tmp= $config->data['MAIN']['SMBHASH']." ".escapeshellarg($password);
2586 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2588 exec($tmp, $ar);
2589 flush();
2590 reset($ar);
2591 $hash= current($ar);
2592 }
2594 if ($hash == "") {
2595 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2596 return ("");
2597 }
2599 list($lm,$nt)= split (":", trim($hash));
2601 if ($config->current['SAMBAVERSION'] == 3) {
2602 $attrs['sambaLMPassword']= $lm;
2603 $attrs['sambaNTPassword']= $nt;
2604 $attrs['sambaPwdLastSet']= date('U');
2605 $attrs['sambaBadPasswordCount']= "0";
2606 $attrs['sambaBadPasswordTime']= "0";
2607 } else {
2608 $attrs['lmPassword']= $lm;
2609 $attrs['ntPassword']= $nt;
2610 $attrs['pwdLastSet']= date('U');
2611 }
2612 return($attrs);
2613 }
2616 function crypt_single($string,$enc_type )
2617 {
2618 return( passwordMethod::crypt_single_str($string,$enc_type));
2619 }
2622 function getEntryCSN($dn)
2623 {
2624 global $config;
2625 if(empty($dn) || !is_object($config)){
2626 return("");
2627 }
2629 /* Get attribute that we should use as serial number */
2630 if(isset($config->current['UNIQ_IDENTIFIER'])){
2631 $attr = $config->current['UNIQ_IDENTIFIER'];
2632 }elseif(isset($config->data['MAIN']['UNIQ_IDENTIFIER'])){
2633 $attr = $config->data['MAIN']['UNIQ_IDENTIFIER'];
2634 }
2635 if(!empty($attr)){
2636 $ldap = $config->get_ldap_link();
2637 $ldap->cat($dn,array($attr));
2638 $csn = $ldap->fetch();
2639 if(isset($csn[$attr][0])){
2640 return($csn[$attr][0]);
2641 }
2642 }
2643 return("");
2644 }
2647 /* Add a given objectClass to an attrs entry */
2648 function add_objectClass($classes, &$attrs)
2649 {
2650 if (is_array($classes)){
2651 $list= $classes;
2652 } else {
2653 $list= array($classes);
2654 }
2656 foreach ($list as $class){
2657 $attrs['objectClass'][]= $class;
2658 }
2659 }
2662 /* Removes a given objectClass from the attrs entry */
2663 function remove_objectClass($classes, &$attrs)
2664 {
2665 if (isset($attrs['objectClass'])){
2666 /* Array? */
2667 if (is_array($classes)){
2668 $list= $classes;
2669 } else {
2670 $list= array($classes);
2671 }
2673 $tmp= array();
2674 foreach ($attrs['objectClass'] as $oc) {
2675 foreach ($list as $class){
2676 if ($oc != $class){
2677 $tmp[]= $oc;
2678 }
2679 }
2680 }
2681 $attrs['objectClass']= $tmp;
2682 }
2683 }
2685 /*! \brief Initialize a file download with given content, name and data type.
2686 * @param data String The content to send.
2687 * @param name String The name of the file.
2688 * @param type String The content identifier, default value is "application/octet-stream";
2689 */
2690 function send_binary_content($data,$name,$type = "application/octet-stream")
2691 {
2692 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2693 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2694 header("Cache-Control: no-cache");
2695 header("Pragma: no-cache");
2696 header("Cache-Control: post-check=0, pre-check=0");
2697 header("Content-type: ".$type."");
2699 /* force download dialog */
2700 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2701 header('Content-Disposition: filename="'.$name.'"');
2702 } else {
2703 header('Content-Disposition: attachment; filename="'.$name.'"');
2704 }
2706 echo $data;
2707 exit();
2708 }
2710 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2711 ?>