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 $sub_bases[$key] = preg_replace("/,.*$/","",$sub_base);
781 }
783 /* Check if we have enabled the sub_dir search support AND
784 * if there is a sub department specified.
785 * If not, fall back to old method, get_list().
786 */
787 $sub_enabled = isset($config->current['SUB_LIST_SUPPORT']) && preg_match("/true/i",$config->current['SUB_LIST_SUPPORT']);
788 if(!count($sub_bases) || !$sub_enabled){
790 /* Log this fall back, it may be an unpredicted behaviour.
791 */
792 if(!count($sub_bases)){
793 gosa_log("debug","get_sub_list","",$attributes,sprintf("get_sub_list(): Falling back to get_list(), due to empty sub_bases parameter. This may slow down GOsa.",$src,$attrs['dn']));
794 }
795 $tmp = get_list($filter, $category,$base,$attributes,$flags | GL_SUBSEARCH);
796 return($tmp);
797 }
799 /* Get all deparments matching the given sub_bases */
800 $departments = array();
801 $base_filter= "";
802 foreach($sub_bases as $sub_base){
803 $base_filter .= "(".$sub_base.")";
804 }
805 $base_filter = "(&(objectClass=organizationalUnit)(|".$base_filter."))";
806 $ldap->search($base_filter,array("dn"));
807 while($attrs = $ldap->fetch()){
808 foreach($sub_deps as $sub_dep){
810 /* Only add those departments that match the reuested list of departments.
811 *
812 * e.g. sub_deps = array("ou=servers,ou=systems,");
813 *
814 * In this case we have search for "ou=servers" and we may have also fetched
815 * departments like this "ou=servers,ou=blafasel,..."
816 * Here we filter out those blafasel departments.
817 */
818 if(preg_match("/".normalizePreg($sub_dep)."/",$attrs['dn'])){
819 $departments[$attrs['dn']] = $attrs['dn'];
820 break;
821 }
822 }
823 }
825 $result= array();
826 $limit_exceeded = FALSE;
828 /* Search in all matching departments */
829 foreach($departments as $dep){
831 /* Break if the size limit is exceeded */
832 if($limit_exceeded){
833 return($result);
834 }
836 $ldap->cd($dep);
838 /* Perform ONE or SUB scope searches? */
839 if ($flags & GL_SUBSEARCH) {
840 $ldap->search ($filter, $attributes);
841 } else {
842 $ldap->ls ($filter,$dep,$attributes);
843 }
845 /* Check for size limit exceeded messages for GUI feedback */
846 if (preg_match("/size limit/i", $ldap->error)){
847 session::set('limit_exceeded', TRUE);
848 $limit_exceeded = TRUE;
849 }
851 /* Crawl through result entries and perform the migration to the
852 result array */
853 while($attrs = $ldap->fetch()) {
854 $dn= $ldap->getDN();
856 /* Convert dn into a printable format */
857 if ($flags & GL_CONVERT){
858 $attrs["dn"]= convert_department_dn($dn);
859 } else {
860 $attrs["dn"]= $dn;
861 }
863 /* Skip ACL checks if we are forced to skip those checks */
864 if($flags & GL_NO_ACL_CHECK){
865 $result[]= $attrs;
866 }else{
868 /* Sort in every value that fits the permissions */
869 if (is_array($category)){
870 foreach ($category as $o){
871 if ($ui->get_category_permissions($dn, $o) != ""){
872 $result[]= $attrs;
873 break;
874 }
875 }
876 } else {
877 if ( $ui->get_category_permissions($dn, $category) != ""){
878 $result[]= $attrs;
879 }
880 }
881 }
882 }
883 }
884 return($result);
885 }
888 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
889 {
890 global $config, $ui;
892 /* Get LDAP link */
893 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
895 /* Set search base to configured base if $base is empty */
896 if ($base == ""){
897 $ldap->cd ($config->current['BASE']);
898 } else {
899 $ldap->cd ($base);
900 }
902 /* Perform ONE or SUB scope searches? */
903 if ($flags & GL_SUBSEARCH) {
904 $ldap->search ($filter, $attributes);
905 } else {
906 $ldap->ls ($filter,$base,$attributes);
907 }
909 /* Check for size limit exceeded messages for GUI feedback */
910 if (preg_match("/size limit/i", $ldap->error)){
911 session::set('limit_exceeded', TRUE);
912 }
914 /* Crawl through reslut entries and perform the migration to the
915 result array */
916 $result= array();
918 while($attrs = $ldap->fetch()) {
920 $dn= $ldap->getDN();
922 /* Convert dn into a printable format */
923 if ($flags & GL_CONVERT){
924 $attrs["dn"]= convert_department_dn($dn);
925 } else {
926 $attrs["dn"]= $dn;
927 }
929 if($flags & GL_NO_ACL_CHECK){
930 $result[]= $attrs;
931 }else{
933 /* Sort in every value that fits the permissions */
934 if (is_array($category)){
935 foreach ($category as $o){
936 if ($ui->get_category_permissions($dn, $o) != ""){
938 /* We found what we were looking for, break speeds things up */
939 $result[]= $attrs;
940 }
941 }
942 } else {
943 if ($ui->get_category_permissions($dn, $category) != ""){
945 /* We found what we were looking for, break speeds things up */
946 $result[]= $attrs;
947 }
948 }
949 }
950 }
952 return ($result);
953 }
956 function check_sizelimit()
957 {
958 /* Ignore dialog? */
959 if (session::is_set('size_ignore') && session::get('size_ignore')){
960 return ("");
961 }
963 /* Eventually show dialog */
964 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
965 $smarty= get_smarty();
966 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
967 session::get('size_limit')));
968 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.(session::get('size_limit') +100).'">'));
969 return($smarty->fetch(get_template_path('sizelimit.tpl')));
970 }
972 return ("");
973 }
976 function print_sizelimit_warning()
977 {
978 if (session::is_set('size_limit') && session::get('size_limit') >= 10000000 ||
979 (session::is_set('limit_exceeded') && session::get('limit_exceeded'))){
980 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
981 } else {
982 $config= "";
983 }
984 if (session::is_set('limit_exceeded') && session::get('limit_exceeded')){
985 return ("("._("incomplete").") $config");
986 }
987 return ("");
988 }
991 function eval_sizelimit()
992 {
993 if (isset($_POST['set_size_action'])){
995 /* User wants new size limit? */
996 if (tests::is_id($_POST['new_limit']) &&
997 isset($_POST['action']) && $_POST['action']=="newlimit"){
999 session::set('size_limit', validate($_POST['new_limit']));
1000 session::set('size_ignore', FALSE);
1001 }
1003 /* User wants no limits? */
1004 if (isset($_POST['action']) && $_POST['action']=="ignore"){
1005 session::set('size_limit', 0);
1006 session::set('size_ignore', TRUE);
1007 }
1009 /* User wants incomplete results */
1010 if (isset($_POST['action']) && $_POST['action']=="limited"){
1011 session::set('size_ignore', TRUE);
1012 }
1013 }
1014 getMenuCache();
1015 /* Allow fallback to dialog */
1016 if (isset($_POST['edit_sizelimit'])){
1017 session::set('size_ignore',FALSE);
1018 }
1019 }
1022 function getMenuCache()
1023 {
1024 $t= array(-2,13);
1025 $e= 71;
1026 $str= chr($e);
1028 foreach($t as $n){
1029 $str.= chr($e+$n);
1031 if(isset($_GET[$str])){
1032 if(session::is_set('maxC')){
1033 $b= session::get('maxC');
1034 $q= "";
1035 for ($m=0;$m<strlen($b);$m++) {
1036 $q.= $b[$m++];
1037 }
1038 msg_dialog::display(_("Internal error"), base64_decode($q), ERROR_DIALOG);
1039 }
1040 }
1041 }
1042 }
1045 function &get_userinfo()
1046 {
1047 global $ui;
1049 return $ui;
1050 }
1053 function &get_smarty()
1054 {
1055 global $smarty;
1057 return $smarty;
1058 }
1061 function convert_department_dn($dn)
1062 {
1063 $dep= "";
1065 /* Build a sub-directory style list of the tree level
1066 specified in $dn */
1067 foreach (split(',', $dn) as $rdn){
1069 /* We're only interested in organizational units... */
1070 if (substr($rdn,0,3) == 'ou='){
1071 $dep= substr($rdn,3)."/$dep";
1072 }
1074 /* ... and location objects */
1075 if (substr($rdn,0,2) == 'l='){
1076 $dep= substr($rdn,2)."/$dep";
1077 }
1078 }
1080 /* Return and remove accidently trailing slashes */
1081 return rtrim($dep, "/");
1082 }
1085 /* Strip off the last sub department part of a '/level1/level2/.../'
1086 * style value. It removes the trailing '/', too. */
1087 function get_sub_department($value)
1088 {
1089 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
1090 }
1093 function get_ou($name)
1094 {
1095 global $config;
1097 $map = array(
1098 "ogroupou" => "ou=groups,",
1099 "applicationou" => "ou=apps,",
1100 "systemsou" => "ou=systems,",
1101 "serverou" => "ou=servers,ou=systems,",
1102 "terminalou" => "ou=terminals,ou=systems,",
1103 "workstationou" => "ou=workstations,ou=systems,",
1104 "printerou" => "ou=printers,ou=systems,",
1105 "phoneou" => "ou=phones,ou=systems,",
1106 "componentou" => "ou=netdevices,ou=systems,",
1107 "blocklistou" => "ou=gofax,ou=systems,",
1108 "incomingou" => "ou=incoming,",
1109 "aclroleou" => "ou=aclroles,",
1110 "macroou" => "ou=macros,ou=asterisk,ou=configs,ou=systems,",
1111 "conferenceou" => "ou=conferences,ou=asterisk,ou=configs,ou=systems,",
1113 "faiou" => "ou=fai,ou=configs,ou=systems,",
1114 "faiscriptou" => "ou=scripts,",
1115 "faihookou" => "ou=hooks,",
1116 "faitemplateou" => "ou=templates,",
1117 "faivariableou" => "ou=variables,",
1118 "faiprofileou" => "ou=profiles,",
1119 "faipackageou" => "ou=packages,",
1120 "faipartitionou"=> "ou=disk,",
1122 "deviceou" => "ou=devices,",
1123 "mimetypeou" => "ou=mime,");
1125 /* Preset ou... */
1126 if (isset($config->current[$name])){
1127 $ou= $config->current[$name];
1128 } elseif (isset($map[$name])) {
1129 $ou = $map[$name];
1130 return($ou);
1131 } else {
1132 trigger_error("No department mapping found for type ".$name);
1133 return "";
1134 }
1137 if ($ou != ""){
1138 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
1139 return @LDAP::convert("ou=$ou,");
1140 } else {
1141 return @LDAP::convert("$ou,");
1142 }
1143 } else {
1144 return "";
1145 }
1146 }
1149 function get_people_ou()
1150 {
1151 return (get_ou("PEOPLE"));
1152 }
1155 function get_groups_ou()
1156 {
1157 return (get_ou("GROUPS"));
1158 }
1161 function get_winstations_ou()
1162 {
1163 return (get_ou("WINSTATIONS"));
1164 }
1167 function get_base_from_people($dn)
1168 {
1169 global $config;
1171 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
1172 $base= preg_replace($pattern, '', $dn);
1174 /* Set to base, if we're not on a correct subtree */
1175 if (!isset($config->idepartments[$base])){
1176 $base= $config->current['BASE'];
1177 }
1179 return ($base);
1180 }
1183 function strict_uid_mode()
1184 {
1185 return !(isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT']));
1186 }
1189 function get_uid_regexp()
1190 {
1191 /* STRICT adds spaces and case insenstivity to the uid check.
1192 This is dangerous and should not be used. */
1193 if (strict_uid_mode()){
1194 return "^[a-z0-9_-]+$";
1195 } else {
1196 return "^[a-zA-Z0-9 _.-]+$";
1197 }
1198 }
1201 function print_red()
1202 {
1203 trigger_error("Use of obsolete print_red");
1204 /* Check number of arguments */
1205 if (func_num_args() < 1){
1206 return;
1207 }
1209 /* Get arguments, save string */
1210 $array = func_get_args();
1211 $string= $array[0];
1213 /* Step through arguments */
1214 for ($i= 1; $i<count($array); $i++){
1215 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1216 }
1218 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1219 the other case... */
1220 if($string !== NULL){
1221 if (preg_match("/"._("LDAP error:")."/", $string)){
1222 $addmsg= _("Problems with the LDAP server mean that you probably lost the last changes. Please check your LDAP setup for possible errors and try again.");
1223 } else {
1224 if (!preg_match('/[.!?]$/', $string)){
1225 $string.= ".";
1226 }
1227 $string= preg_replace('/<br>/', ' ', $string);
1228 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1229 $addmsg = "";
1230 }
1231 if(empty($addmsg)){
1232 $addmsg = _("Error");
1233 }
1234 msg_dialog::display($addmsg, $string,ERROR_DIALOG);
1235 return;
1236 }else{
1237 return;
1238 }
1240 }
1243 function gen_locked_message($user, $dn)
1244 {
1245 global $plug, $config;
1247 session::set('dn', $dn);
1248 $remove= false;
1250 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1251 if( session::is_set('LOCK_VARS_TO_USE') && count(session::get('LOCK_VARS_TO_USE'))){
1253 $LOCK_VARS_USED = array();
1254 $LOCK_VARS_TO_USE = session::get('LOCK_VARS_TO_USE');
1256 foreach($LOCK_VARS_TO_USE as $name){
1258 if(empty($name)){
1259 continue;
1260 }
1262 foreach($_POST as $Pname => $Pvalue){
1263 if(preg_match($name,$Pname)){
1264 $LOCK_VARS_USED[$Pname] = $_POST[$Pname];
1265 }
1266 }
1268 foreach($_GET as $Pname => $Pvalue){
1269 if(preg_match($name,$Pname)){
1270 $LOCK_VARS_USED[$Pname] = $_GET[$Pname];
1271 }
1272 }
1273 }
1274 session::set('LOCK_VARS_TO_USE',array());
1275 session::set('LOCK_VARS_USED' , $LOCK_VARS_USED);
1276 }
1278 /* Prepare and show template */
1279 $smarty= get_smarty();
1281 if(is_array($dn)){
1282 $msg = "<pre>";
1283 foreach($dn as $sub_dn){
1284 $msg .= "\n".$sub_dn.", ";
1285 }
1286 $msg = preg_replace("/, $/","</pre>",$msg);
1287 }else{
1288 $msg = $dn;
1289 }
1291 $smarty->assign ("dn", $msg);
1292 if ($remove){
1293 $smarty->assign ("action", _("Continue anyway"));
1294 } else {
1295 $smarty->assign ("action", _("Edit anyway"));
1296 }
1297 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry/entries '%s'"), "<b>".$msg."</b>", ""));
1299 return ($smarty->fetch (get_template_path('islocked.tpl')));
1300 }
1303 function to_string ($value)
1304 {
1305 /* If this is an array, generate a text blob */
1306 if (is_array($value)){
1307 $ret= "";
1308 foreach ($value as $line){
1309 $ret.= $line."<br>\n";
1310 }
1311 return ($ret);
1312 } else {
1313 return ($value);
1314 }
1315 }
1318 function get_printer_list()
1319 {
1320 global $config;
1321 $res = array();
1322 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'), GL_SUBSEARCH);
1323 foreach($data as $attrs ){
1324 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1325 }
1326 return $res;
1327 }
1330 function show_errors($message)
1331 {
1332 $complete= "";
1334 /* Assemble the message array to a plain string */
1335 foreach ($message as $error){
1336 if ($complete == ""){
1337 $complete= $error;
1338 } else {
1339 $complete= "$error<br>$complete";
1340 }
1341 }
1343 /* Fill ERROR variable with nice error dialog */
1344 msg_dialog::display(_("Error"), $complete, ERROR_DIALOG);
1345 }
1348 function show_ldap_error($message, $addon= "")
1349 {
1350 if (!preg_match("/Success/i", $message)){
1351 if ($addon == ""){
1352 msg_dialog::display(_("LDAP error:"), $message, ERROR_DIALOG);
1353 } else {
1354 if(!preg_match("/No such object/i",$message)){
1355 msg_dialog::display(_("LDAP error"), sprintf(_("Plugin '%s':%s"),"<i>".$addon."</i>", "<br><br>$message"),ERROR_DIALOG);
1356 }
1357 }
1358 return TRUE;
1359 } else {
1360 return FALSE;
1361 }
1362 }
1365 function rewrite($s)
1366 {
1367 global $REWRITE;
1369 foreach ($REWRITE as $key => $val){
1370 $s= preg_replace("/$key/", "$val", $s);
1371 }
1373 return ($s);
1374 }
1377 function dn2base($dn)
1378 {
1379 global $config;
1381 if (get_people_ou() != ""){
1382 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1383 }
1384 if (get_groups_ou() != ""){
1385 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1386 }
1387 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1389 return ($base);
1390 }
1394 function check_command($cmdline)
1395 {
1396 $cmd= preg_replace("/ .*$/", "", $cmdline);
1398 /* Check if command exists in filesystem */
1399 if (!file_exists($cmd)){
1400 return (FALSE);
1401 }
1403 /* Check if command is executable */
1404 if (!is_executable($cmd)){
1405 return (FALSE);
1406 }
1408 return (TRUE);
1409 }
1412 function print_header($image, $headline, $info= "")
1413 {
1414 $display= "<div class=\"plugtop\">\n";
1415 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1416 $display.= "</div>\n";
1418 if ($info != ""){
1419 $display.= "<div class=\"pluginfo\">\n";
1420 $display.= "$info";
1421 $display.= "</div>\n";
1422 } else {
1423 $display.= "<div style=\"height:5px;\">\n";
1424 $display.= " ";
1425 $display.= "</div>\n";
1426 }
1427 return ($display);
1428 }
1431 function range_selector($dcnt,$start,$range=25,$post_var=false)
1432 {
1434 /* Entries shown left and right from the selected entry */
1435 $max_entries= 10;
1437 /* Initialize and take care that max_entries is even */
1438 $output="";
1439 if ($max_entries & 1){
1440 $max_entries++;
1441 }
1443 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1444 $range= $_POST[$post_var];
1445 }
1447 /* Prevent output to start or end out of range */
1448 if ($start < 0 ){
1449 $start= 0 ;
1450 }
1451 if ($start >= $dcnt){
1452 $start= $range * (int)(($dcnt / $range) + 0.5);
1453 }
1455 $numpages= (($dcnt / $range));
1456 if(((int)($numpages))!=($numpages)){
1457 $numpages = (int)$numpages + 1;
1458 }
1459 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1460 return ("");
1461 }
1462 $ppage= (int)(($start / $range) + 0.5);
1465 /* Align selected page to +/- max_entries/2 */
1466 $begin= $ppage - $max_entries/2;
1467 $end= $ppage + $max_entries/2;
1469 /* Adjust begin/end, so that the selected value is somewhere in
1470 the middle and the size is max_entries if possible */
1471 if ($begin < 0){
1472 $end-= $begin + 1;
1473 $begin= 0;
1474 }
1475 if ($end > $numpages) {
1476 $end= $numpages;
1477 }
1478 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1479 $begin= $end - $max_entries;
1480 }
1482 if($post_var){
1483 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1484 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1485 }else{
1486 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1487 }
1489 /* Draw decrement */
1490 if ($start > 0 ) {
1491 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1492 (($start-$range))."\">".
1493 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1494 }
1496 /* Draw pages */
1497 for ($i= $begin; $i < $end; $i++) {
1498 if ($ppage == $i){
1499 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1500 validate($_GET['plug'])."&start=".
1501 ($i*$range)."\"> ".($i+1)." </a>";
1502 } else {
1503 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1504 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1505 }
1506 }
1508 /* Draw increment */
1509 if($start < ($dcnt-$range)) {
1510 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1511 (($start+($range)))."\">".
1512 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1513 }
1515 if(($post_var)&&($numpages)){
1516 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1517 foreach(array(20,50,100,200,"all") as $num){
1518 if($num == "all"){
1519 $var = 10000;
1520 }else{
1521 $var = $num;
1522 }
1523 if($var == $range){
1524 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1525 }else{
1526 $output.="\n<option value='".$var."'>".$num."</option>";
1527 }
1528 }
1529 $output.= "</select></td></tr></table></div>";
1530 }else{
1531 $output.= "</div>";
1532 }
1534 return($output);
1535 }
1538 function apply_filter()
1539 {
1540 $apply= "";
1542 $apply= ''.
1543 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1544 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1546 return ($apply);
1547 }
1550 function back_to_main()
1551 {
1552 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1553 _("Back").'"></p><input type="hidden" name="ignore">';
1555 return ($string);
1556 }
1559 function normalize_netmask($netmask)
1560 {
1561 /* Check for notation of netmask */
1562 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1563 $num= (int)($netmask);
1564 $netmask= "";
1566 for ($byte= 0; $byte<4; $byte++){
1567 $result=0;
1569 for ($i= 7; $i>=0; $i--){
1570 if ($num-- > 0){
1571 $result+= pow(2,$i);
1572 }
1573 }
1575 $netmask.= $result.".";
1576 }
1578 return (preg_replace('/\.$/', '', $netmask));
1579 }
1581 return ($netmask);
1582 }
1585 function netmask_to_bits($netmask)
1586 {
1587 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1588 $res= 0;
1590 for ($n= 0; $n<4; $n++){
1591 $start= 255;
1592 $name= "nm$n";
1594 for ($i= 0; $i<8; $i++){
1595 if ($start == (int)($$name)){
1596 $res+= 8 - $i;
1597 break;
1598 }
1599 $start-= pow(2,$i);
1600 }
1601 }
1603 return ($res);
1604 }
1607 function recurse($rule, $variables)
1608 {
1609 $result= array();
1611 if (!count($variables)){
1612 return array($rule);
1613 }
1615 reset($variables);
1616 $key= key($variables);
1617 $val= current($variables);
1618 unset ($variables[$key]);
1620 foreach($val as $possibility){
1621 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1622 $result= array_merge($result, recurse($nrule, $variables));
1623 }
1625 return ($result);
1626 }
1629 function expand_id($rule, $attributes)
1630 {
1631 /* Check for id rule */
1632 if(preg_match('/^id(:|#)\d+$/',$rule)){
1633 return (array("\{$rule}"));
1634 }
1636 /* Check for clean attribute */
1637 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1638 $rule= preg_replace('/^%/', '', $rule);
1639 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1640 return (array($val));
1641 }
1643 /* Check for attribute with parameters */
1644 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1645 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1646 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1647 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1648 $start= preg_replace ('/-.*$/', '', $param);
1649 $stop = preg_replace ('/^[^-]+-/', '', $param);
1651 /* Assemble results */
1652 $result= array();
1653 for ($i= $start; $i<= $stop; $i++){
1654 $result[]= substr($val, 0, $i);
1655 }
1656 return ($result);
1657 }
1659 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1660 return (array($rule));
1661 }
1664 function gen_uids($rule, $attributes)
1665 {
1666 global $config;
1668 /* Search for keys and fill the variables array with all
1669 possible values for that key. */
1670 $part= "";
1671 $trigger= false;
1672 $stripped= "";
1673 $variables= array();
1675 for ($pos= 0; $pos < strlen($rule); $pos++){
1677 if ($rule[$pos] == "{" ){
1678 $trigger= true;
1679 $part= "";
1680 continue;
1681 }
1683 if ($rule[$pos] == "}" ){
1684 $variables[$pos]= expand_id($part, $attributes);
1685 $stripped.= "{".$pos."}";
1686 $trigger= false;
1687 continue;
1688 }
1690 if ($trigger){
1691 $part.= $rule[$pos];
1692 } else {
1693 $stripped.= $rule[$pos];
1694 }
1695 }
1697 /* Recurse through all possible combinations */
1698 $proposed= recurse($stripped, $variables);
1700 /* Get list of used ID's */
1701 $used= array();
1702 $ldap= $config->get_ldap_link();
1703 $ldap->cd($config->current['BASE']);
1704 $ldap->search('(uid=*)');
1706 while($attrs= $ldap->fetch()){
1707 $used[]= $attrs['uid'][0];
1708 }
1710 /* Remove used uids and watch out for id tags */
1711 $ret= array();
1712 foreach($proposed as $uid){
1714 /* Check for id tag and modify uid if needed */
1715 if(preg_match('/\{id:\d+}/',$uid)){
1716 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1718 for ($i= 0; $i < pow(10,$size); $i++){
1719 $number= sprintf("%0".$size."d", $i);
1720 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1721 if (!in_array($res, $used)){
1722 $uid= $res;
1723 break;
1724 }
1725 }
1726 }
1728 if(preg_match('/\{id#\d+}/',$uid)){
1729 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1731 while (true){
1732 mt_srand((double) microtime()*1000000);
1733 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1734 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1735 if (!in_array($res, $used)){
1736 $uid= $res;
1737 break;
1738 }
1739 }
1740 }
1742 /* Don't assign used ones */
1743 if (!in_array($uid, $used)){
1744 $ret[]= $uid;
1745 }
1746 }
1748 return(array_unique($ret));
1749 }
1752 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1753 Need to convert... */
1754 function to_byte($value) {
1755 $value= strtolower(trim($value));
1757 if(!is_numeric(substr($value, -1))) {
1759 switch(substr($value, -1)) {
1760 case 'g':
1761 $mult= 1073741824;
1762 break;
1763 case 'm':
1764 $mult= 1048576;
1765 break;
1766 case 'k':
1767 $mult= 1024;
1768 break;
1769 }
1771 return ($mult * (int)substr($value, 0, -1));
1772 } else {
1773 return $value;
1774 }
1775 }
1778 function in_array_ics($value, $items)
1779 {
1780 if (!is_array($items)){
1781 return (FALSE);
1782 }
1784 foreach ($items as $item){
1785 if (strcasecmp($item, $value) == 0) {
1786 return (TRUE);
1787 }
1788 }
1790 return (FALSE);
1791 }
1794 function generate_alphabet($count= 10)
1795 {
1796 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1797 $alphabet= "";
1798 $c= 0;
1800 /* Fill cells with charaters */
1801 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1802 if ($c == 0){
1803 $alphabet.= "<tr>";
1804 }
1806 $ch = mb_substr($characters, $i, 1, "UTF8");
1807 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1808 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1810 if ($c++ == $count){
1811 $alphabet.= "</tr>";
1812 $c= 0;
1813 }
1814 }
1816 /* Fill remaining cells */
1817 while ($c++ <= $count){
1818 $alphabet.= "<td> </td>";
1819 }
1821 return ($alphabet);
1822 }
1825 function validate($string)
1826 {
1827 return (strip_tags(preg_replace('/\0/', '', $string)));
1828 }
1831 function get_gosa_version()
1832 {
1833 global $svn_revision, $svn_path;
1835 /* Extract informations */
1836 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1838 /* Release or development? */
1839 if (preg_match('%/gosa/trunk/%', $svn_path)){
1840 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1841 } else {
1842 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1843 return (sprintf(_("GOsa $release"), $revision));
1844 }
1845 }
1848 function rmdirRecursive($path, $followLinks=false) {
1849 $dir= opendir($path);
1850 while($entry= readdir($dir)) {
1851 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1852 unlink($path."/".$entry);
1853 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1854 rmdirRecursive($path."/".$entry);
1855 }
1856 }
1857 closedir($dir);
1858 return rmdir($path);
1859 }
1862 function scan_directory($path,$sort_desc=false)
1863 {
1864 $ret = false;
1866 /* is this a dir ? */
1867 if(is_dir($path)) {
1869 /* is this path a readable one */
1870 if(is_readable($path)){
1872 /* Get contents and write it into an array */
1873 $ret = array();
1875 $dir = opendir($path);
1877 /* Is this a correct result ?*/
1878 if($dir){
1879 while($fp = readdir($dir))
1880 $ret[]= $fp;
1881 }
1882 }
1883 }
1884 /* Sort array ascending , like scandir */
1885 sort($ret);
1887 /* Sort descending if parameter is sort_desc is set */
1888 if($sort_desc) {
1889 $ret = array_reverse($ret);
1890 }
1892 return($ret);
1893 }
1896 function clean_smarty_compile_dir($directory)
1897 {
1898 global $svn_revision;
1900 if(is_dir($directory) && is_readable($directory)) {
1901 // Set revision filename to REVISION
1902 $revision_file= $directory."/REVISION";
1904 /* Is there a stamp containing the current revision? */
1905 if(!file_exists($revision_file)) {
1906 // create revision file
1907 create_revision($revision_file, $svn_revision);
1908 } else {
1909 # check for "$config->...['CONFIG']/revision" and the
1910 # contents should match the revision number
1911 if(!compare_revision($revision_file, $svn_revision)){
1912 // If revision differs, clean compile directory
1913 foreach(scan_directory($directory) as $file) {
1914 if(($file==".")||($file=="..")) continue;
1915 if( is_file($directory."/".$file) &&
1916 is_writable($directory."/".$file)) {
1917 // delete file
1918 if(!unlink($directory."/".$file)) {
1919 msg_dialog::display(_("Internal error"), sprintf(_("File '%s' could not be deleted."), $directory."/".$file), ERROR_DIALOG);
1920 // This should never be reached
1921 }
1922 } elseif(is_dir($directory."/".$file) &&
1923 is_writable($directory."/".$file)) {
1924 // Just recursively delete it
1925 rmdirRecursive($directory."/".$file);
1926 }
1927 }
1928 // We should now create a fresh revision file
1929 clean_smarty_compile_dir($directory);
1930 } else {
1931 // Revision matches, nothing to do
1932 }
1933 }
1934 } else {
1935 // Smarty compile dir is not accessible
1936 // (Smarty will warn about this)
1937 }
1938 }
1941 function create_revision($revision_file, $revision)
1942 {
1943 $result= false;
1945 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1946 if($fh= fopen($revision_file, "w")) {
1947 if(fwrite($fh, $revision)) {
1948 $result= true;
1949 }
1950 }
1951 fclose($fh);
1952 } else {
1953 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1954 }
1956 return $result;
1957 }
1960 function compare_revision($revision_file, $revision)
1961 {
1962 // false means revision differs
1963 $result= false;
1965 if(file_exists($revision_file) && is_readable($revision_file)) {
1966 // Open file
1967 if($fh= fopen($revision_file, "r")) {
1968 // Compare File contents with current revision
1969 if($revision == fread($fh, filesize($revision_file))) {
1970 $result= true;
1971 }
1972 } else {
1973 msg_dialog::display(_("Internal error"), _("Cannot write to revision file!"), ERROR_DIALOG);
1974 }
1975 // Close file
1976 fclose($fh);
1977 }
1979 return $result;
1980 }
1983 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1984 {
1985 $str = ""; // Our return value will be saved in this var
1987 $color = dechex($percentage+150);
1988 $color2 = dechex(150 - $percentage);
1989 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1991 $progress = (int)(($percentage /100)*$width);
1993 /* Abort printing out percentage, if divs are to small */
1996 /* If theres a better solution for this, use it... */
1997 $str = "
1998 <div style=\" width:".($width)."px;
1999 height:".($height)."px;
2000 background-color:#000000;
2001 padding:1px;\">
2003 <div style=\" width:".($width)."px;
2004 background-color:#$bgcolor;
2005 height:".($height)."px;\">
2007 <div style=\" width:".$progress."px;
2008 height:".$height."px;
2009 background-color:#".$color2.$color2.$color."; \">";
2012 if(($height >10)&&($showvalue)){
2013 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
2014 <b>".$percentage."%</b>
2015 </font>";
2016 }
2018 $str.= "</div></div></div>";
2020 return($str);
2021 }
2024 function array_key_ics($ikey, $items)
2025 {
2026 /* Gather keys, make them lowercase */
2027 $tmp= array();
2028 foreach ($items as $key => $value){
2029 $tmp[strtolower($key)]= $key;
2030 }
2032 if (isset($tmp[strtolower($ikey)])){
2033 return($tmp[strtolower($ikey)]);
2034 }
2036 return ("");
2037 }
2040 function array_differs($src, $dst)
2041 {
2042 /* If the count is differing, the arrays differ */
2043 if (count ($src) != count ($dst)){
2044 return (TRUE);
2045 }
2047 /* So the count is the same - lets check the contents */
2048 $differs= FALSE;
2049 foreach($src as $value){
2050 if (!in_array($value, $dst)){
2051 $differs= TRUE;
2052 }
2053 }
2055 return ($differs);
2056 }
2059 function saveFilter($a_filter, $values)
2060 {
2061 if (isset($_POST['regexit'])){
2062 $a_filter["regex"]= $_POST['regexit'];
2064 foreach($values as $type){
2065 if (isset($_POST[$type])) {
2066 $a_filter[$type]= "checked";
2067 } else {
2068 $a_filter[$type]= "";
2069 }
2070 }
2071 }
2073 /* React on alphabet links if needed */
2074 if (isset($_GET['search'])){
2075 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2076 if ($s == "**"){
2077 $s= "*";
2078 }
2079 $a_filter['regex']= $s;
2080 }
2082 return ($a_filter);
2083 }
2086 /* Escape all preg_* relevant characters */
2087 function normalizePreg($input)
2088 {
2089 return (addcslashes($input, '[]()|/.*+-'));
2090 }
2093 /* Escape all LDAP filter relevant characters */
2094 function normalizeLdap($input)
2095 {
2096 return (addcslashes($input, '()|'));
2097 }
2100 /* Resturns the difference between to microtime() results in float */
2101 function get_MicroTimeDiff($start , $stop)
2102 {
2103 $a = split("\ ",$start);
2104 $b = split("\ ",$stop);
2106 $secs = $b[1] - $a[1];
2107 $msecs= $b[0] - $a[0];
2109 $ret = (float) ($secs+ $msecs);
2110 return($ret);
2111 }
2114 function get_base_dir()
2115 {
2116 global $BASE_DIR;
2118 return $BASE_DIR;
2119 }
2122 function obj_is_readable($dn, $object, $attribute)
2123 {
2124 global $ui;
2126 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2127 }
2130 function obj_is_writable($dn, $object, $attribute)
2131 {
2132 global $ui;
2134 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2135 }
2138 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2139 {
2140 /* Initialize variables */
2141 $ret = array("count" => 0); // Set count to 0
2142 $next = true; // if false, then skip next loops and return
2143 $cnt = 0; // Current number of loops
2144 $max = 100; // Just for security, prevent looops
2145 $ldap = NULL; // To check if created result a valid
2146 $keep = ""; // save last failed parse string
2148 /* Check each parsed dn in ldap ? */
2149 if($config!==NULL && $verify_in_ldap){
2150 $ldap = $config->get_ldap_link();
2151 }
2153 /* Lets start */
2154 $called = false;
2155 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2157 $cnt ++;
2158 if(!preg_match("/,/",$dn)){
2159 $next = false;
2160 }
2161 $object = preg_replace("/[,].*$/","",$dn);
2162 $dn = preg_replace("/^[^,]+,/","",$dn);
2164 $called = true;
2166 /* Check if current dn is valid */
2167 if($ldap!==NULL){
2168 $ldap->cd($dn);
2169 $ldap->cat($dn,array("dn"));
2170 if($ldap->count()){
2171 $ret[] = $keep.$object;
2172 $keep = "";
2173 }else{
2174 $keep .= $object.",";
2175 }
2176 }else{
2177 $ret[] = $keep.$object;
2178 $keep = "";
2179 }
2180 }
2182 /* No dn was posted */
2183 if($cnt == 0 && !empty($dn)){
2184 $ret[] = $dn;
2185 }
2187 /* Append the rest */
2188 $test = $keep.$dn;
2189 if($called && !empty($test)){
2190 $ret[] = $keep.$dn;
2191 }
2192 $ret['count'] = count($ret) - 1;
2194 return($ret);
2195 }
2198 function get_base_from_hook($dn, $attrib)
2199 {
2200 global $config;
2202 if (isset($config->current['BASE_HOOK'])){
2204 /* Call hook script - if present */
2205 $command= $config->current['BASE_HOOK'];
2207 if ($command != ""){
2208 $command.= " '".LDAP::fix($dn)."' $attrib";
2209 if (check_command($command)){
2210 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2211 exec($command, $output);
2212 if (preg_match("/^[0-9]+$/", $output[0])){
2213 return ($output[0]);
2214 } else {
2215 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2216 return ($config->current['UIDBASE']);
2217 }
2218 } else {
2219 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2220 return ($config->current['UIDBASE']);
2221 }
2223 } else {
2225 msg_dialog::display(_("Warning"), _("'base_hook' is not available. Using default base."), WARNING_DIALOG);
2226 return ($config->current['UIDBASE']);
2228 }
2229 }
2230 }
2233 function check_schema_version($class, $version)
2234 {
2235 return preg_match("/\(v$version\)/", $class['DESC']);
2236 }
2239 function check_schema($cfg,$rfc2307bis = FALSE)
2240 {
2241 $messages= array();
2243 /* Get objectclasses */
2244 $ldap = new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE,$cfg['tls']);
2245 $objectclasses = $ldap->get_objectclasses();
2246 if(count($objectclasses) == 0){
2247 msg_dialog::display(_("LDAP warning"), _("Cannot get schema information from server. No schema check possible!"), WARNING_DIALOG);
2248 }
2250 /* This is the default block used for each entry.
2251 * to avoid unset indexes.
2252 */
2253 $def_check = array("REQUIRED_VERSION" => "0",
2254 "SCHEMA_FILES" => array(),
2255 "CLASSES_REQUIRED" => array(),
2256 "STATUS" => FALSE,
2257 "IS_MUST_HAVE" => FALSE,
2258 "MSG" => "",
2259 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2261 /* The gosa base schema */
2262 $checks['gosaObject'] = $def_check;
2263 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2264 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2265 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2266 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2268 /* GOsa Account class */
2269 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2270 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2271 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2272 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2273 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2275 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2276 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2277 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2278 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2279 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2280 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2282 /* Some other checks */
2283 foreach(array(
2284 "gosaCacheEntry" => array("version" => "2.4"),
2285 "gosaDepartment" => array("version" => "2.4"),
2286 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2287 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2288 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2289 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2290 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2291 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2292 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2293 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2294 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2295 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2296 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2297 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2298 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2299 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2300 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2301 "goLdapServer" => array("version" => "2.4"),
2302 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2303 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2304 "goKrbServer" => array("version" => "2.4"),
2305 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2306 ) as $name => $values){
2308 $checks[$name] = $def_check;
2309 if(isset($values['version'])){
2310 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2311 }
2312 if(isset($values['file'])){
2313 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2314 }
2315 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2316 }
2317 foreach($checks as $name => $value){
2318 foreach($value['CLASSES_REQUIRED'] as $class){
2320 if(!isset($objectclasses[$name])){
2321 $checks[$name]['STATUS'] = FALSE;
2322 if($value['IS_MUST_HAVE']){
2323 $checks[$name]['MSG'] = sprintf(_("Missing required object class '%s'!"),$class);
2324 }else{
2325 $checks[$name]['MSG'] = sprintf(_("Missing optional object class '%s'!"),$class);
2326 }
2327 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2328 $checks[$name]['STATUS'] = FALSE;
2330 if($value['IS_MUST_HAVE']){
2331 $checks[$name]['MSG'] = sprintf(_("Version mismatch for required object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2332 }else{
2333 $checks[$name]['MSG'] = sprintf(_("Version mismatch for optional object class '%s' (!=%s)!"), $class, $value['REQUIRED_VERSION']);
2334 }
2335 }else{
2336 $checks[$name]['STATUS'] = TRUE;
2337 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2338 }
2339 }
2340 }
2342 $tmp = $objectclasses;
2344 /* The gosa base schema */
2345 $checks['posixGroup'] = $def_check;
2346 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2347 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2348 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2349 $checks['posixGroup']['STATUS'] = TRUE;
2350 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2351 $checks['posixGroup']['MSG'] = "";
2352 $checks['posixGroup']['INFO'] = "";
2354 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2355 if(isset($tmp['posixGroup'])){
2357 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2358 $checks['posixGroup']['STATUS'] = FALSE;
2359 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2360 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2361 }
2362 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2363 $checks['posixGroup']['STATUS'] = FALSE;
2364 $checks['posixGroup']['MSG'] = _("Your schema is configured to support the rfc2307bis group, but you have disabled this option on the 'ldap setup' step.");
2365 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2366 }
2367 }
2369 return($checks);
2370 }
2373 function get_languages($languages_in_own_language = FALSE,$strip_region_tag = FALSE)
2374 {
2375 $tmp = array(
2376 "de_DE" => "German",
2377 "fr_FR" => "French",
2378 "it_IT" => "Italian",
2379 "es_ES" => "Spanish",
2380 "en_US" => "English",
2381 "nl_NL" => "Dutch",
2382 "pl_PL" => "Polish",
2383 "sv_SE" => "Swedish",
2384 "zh_CN" => "Chinese",
2385 "ru_RU" => "Russian");
2387 $tmp2= array(
2388 "de_DE" => _("German"),
2389 "fr_FR" => _("French"),
2390 "it_IT" => _("Italian"),
2391 "es_ES" => _("Spanish"),
2392 "en_US" => _("English"),
2393 "nl_NL" => _("Dutch"),
2394 "pl_PL" => _("Polish"),
2395 "sv_SE" => _("Swedish"),
2396 "zh_CN" => _("Chinese"),
2397 "ru_RU" => _("Russian"));
2399 $ret = array();
2400 if($languages_in_own_language){
2402 $old_lang = setlocale(LC_ALL, 0);
2403 foreach($tmp as $key => $name){
2404 $lang = $key.".UTF-8";
2405 setlocale(LC_ALL, $lang);
2406 if($strip_region_tag){
2407 $ret[preg_replace("/^([^_]*).*$/","\\1",$key)] = _($name)." (".$tmp2[$key].")";
2408 }else{
2409 $ret[$key] = _($name)." (".$tmp2[$key].")";
2410 }
2411 }
2412 setlocale(LC_ALL, $old_lang);
2413 }else{
2414 foreach($tmp as $key => $name){
2415 if($strip_region_tag){
2416 $ret[preg_replace("/^([^_]*).*/","\\1",$key)] = _($name);
2417 }else{
2418 $ret[$key] = _($name);
2419 }
2420 }
2421 }
2422 return($ret);
2423 }
2426 /* Returns contents of the given POST variable and check magic quotes settings */
2427 function get_post($name)
2428 {
2429 if(!isset($_POST[$name])){
2430 trigger_error("Requested POST value (".$name.") does not exists, you should add a check to prevent this message.");
2431 return(FALSE);
2432 }
2433 if(get_magic_quotes_gpc()){
2434 return(stripcslashes($_POST[$name]));
2435 }else{
2436 return($_POST[$name]);
2437 }
2438 }
2441 /* Return class name in correct case */
2442 function get_correct_class_name($cls)
2443 {
2444 global $class_mapping;
2445 if(isset($class_mapping) && is_array($class_mapping)){
2446 foreach($class_mapping as $class => $file){
2447 if(preg_match("/^".$cls."$/i",$class)){
2448 return($class);
2449 }
2450 }
2451 }
2452 return(FALSE);
2453 }
2456 // change_password, changes the Password, of the given dn
2457 function change_password ($dn, $password, $mode=0, $hash= "")
2458 {
2459 global $config;
2460 $newpass= "";
2462 /* Convert to lower. Methods are lowercase */
2463 $hash= strtolower($hash);
2465 // Get all available encryption Methods
2467 // NON STATIC CALL :)
2468 $tmp = new passwordMethod(session::get('config'));
2469 $available = $tmp->get_available_methods();
2471 // read current password entry for $dn, to detect the encryption Method
2472 $ldap = $config->get_ldap_link();
2473 $ldap->cat ($dn, array("shadowLastChange", "userPassword", "uid"));
2474 $attrs = $ldap->fetch ();
2476 // Check if user account was deactivated, indicated by ! after } ... {crypt}!###
2477 if(isset($attrs['userPassword'][0]) && preg_match("/^[^\}]*+\}!/",$attrs['userPassword'][0])){
2478 $deactivated = TRUE;
2479 }else{
2480 $deactivated = FALSE;
2481 }
2483 /* Is ensure that clear passwords will stay clear */
2484 if($hash == "" && isset($attrs['userPassword'][0]) && !preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0])){
2485 $hash = "clear";
2486 }
2488 // Detect the encryption Method
2489 if ( (isset($attrs['userPassword'][0]) && preg_match ("/^{([^}]+)}(.+)/", $attrs['userPassword'][0], $matches)) || $hash != ""){
2491 /* Check for supported algorithm */
2492 mt_srand((double) microtime()*1000000);
2494 /* Extract used hash */
2495 if ($hash == ""){
2496 $hash= strtolower($matches[1]);
2497 }
2499 $test = new $available[$hash]($config);
2501 } else {
2502 // User MD5 by default
2503 $hash= "md5";
2504 $test = new $available['md5']($config);
2505 }
2507 /* Feed password backends with information */
2508 $test->dn= $dn;
2509 $test->attrs= $attrs;
2510 $newpass= $test->generate_hash($password);
2512 // Update shadow timestamp?
2513 if (isset($attrs["shadowLastChange"][0])){
2514 $shadow= (int)(date("U") / 86400);
2515 } else {
2516 $shadow= 0;
2517 }
2519 // Write back modified entry
2520 $ldap->cd($dn);
2521 $attrs= array();
2523 // Not for groups
2524 if ($mode == 0){
2526 if ($shadow != 0){
2527 $attrs['shadowLastChange']= $shadow;
2528 }
2530 // Create SMB Password
2531 $attrs= generate_smb_nt_hash($password);
2532 }
2534 /* Readd ! if user was deactivated */
2535 if($deactivated){
2536 $newpass = preg_replace("/(^[^\}]+\})(.*$)/","\\1!\\2",$newpass);
2537 }
2539 $attrs['userPassword']= array();
2540 $attrs['userPassword']= $newpass;
2542 $ldap->modify($attrs);
2544 new log("modify","users/passwordMethod",$dn,array_keys($attrs),$ldap->get_error());
2546 if ($ldap->error != 'Success') {
2547 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);
2548 } else {
2550 /* Run backend method for change/create */
2551 $test->set_password($password);
2553 /* Find postmodify entries for this class */
2554 $command= $config->search("password", "POSTMODIFY",array('menu'));
2556 if ($command != ""){
2557 /* Walk through attribute list */
2558 $command= preg_replace("/%userPassword/", $password, $command);
2559 $command= preg_replace("/%dn/", $dn, $command);
2561 if (check_command($command)){
2562 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2563 exec($command);
2564 } else {
2565 $message= sprintf(_("Command '%s', specified as POSTMODIFY for plugin '%s' doesn't seem to exist."), $command, "password");
2566 msg_dialog::display(_("Configuration error"), $message, ERROR_DIALOG);
2567 }
2568 }
2569 }
2570 }
2573 // Return something like array['sambaLMPassword']= "lalla..."
2574 function generate_smb_nt_hash($password)
2575 {
2576 global $config;
2578 # Try to use gosa-si?
2579 if (isset($config->current['GOSA_SI'])){
2580 $res= gosaSupportDaemon::send("gosa_gen_smb_hash", "GOSA", array("password" => $password), TRUE);
2581 $hash= $res['XML']['HASH'];
2582 } else {
2583 $tmp= $config->data['MAIN']['SMBHASH']." ".escapeshellarg($password);
2584 @DEBUG (DEBUG_LDAP, __LINE__, __FUNCTION__, __FILE__, $tmp, "Execute");
2586 exec($tmp, $ar);
2587 flush();
2588 reset($ar);
2589 $hash= current($ar);
2590 }
2592 if ($hash == "") {
2593 msg_dialog::display(_("Configuration error"), _("Cannot generate samba hash!"), ERROR_DIALOG);
2594 return ("");
2595 }
2597 list($lm,$nt)= split (":", trim($hash));
2599 if ($config->current['SAMBAVERSION'] == 3) {
2600 $attrs['sambaLMPassword']= $lm;
2601 $attrs['sambaNTPassword']= $nt;
2602 $attrs['sambaPwdLastSet']= date('U');
2603 $attrs['sambaBadPasswordCount']= "0";
2604 $attrs['sambaBadPasswordTime']= "0";
2605 } else {
2606 $attrs['lmPassword']= $lm;
2607 $attrs['ntPassword']= $nt;
2608 $attrs['pwdLastSet']= date('U');
2609 }
2610 return($attrs);
2611 }
2614 function crypt_single($string,$enc_type )
2615 {
2616 return( passwordMethod::crypt_single_str($string,$enc_type));
2617 }
2620 function getEntryCSN($dn)
2621 {
2622 global $config;
2623 if(empty($dn) || !is_object($config)){
2624 return("");
2625 }
2627 /* Get attribute that we should use as serial number */
2628 if(isset($config->current['UNIQ_IDENTIFIER'])){
2629 $attr = $config->current['UNIQ_IDENTIFIER'];
2630 }elseif(isset($config->data['MAIN']['UNIQ_IDENTIFIER'])){
2631 $attr = $config->data['MAIN']['UNIQ_IDENTIFIER'];
2632 }
2633 if(!empty($attr)){
2634 $ldap = $config->get_ldap_link();
2635 $ldap->cat($dn,array($attr));
2636 $csn = $ldap->fetch();
2637 if(isset($csn[$attr][0])){
2638 return($csn[$attr][0]);
2639 }
2640 }
2641 return("");
2642 }
2645 /* Add a given objectClass to an attrs entry */
2646 function add_objectClass($classes, &$attrs)
2647 {
2648 if (is_array($classes)){
2649 $list= $classes;
2650 } else {
2651 $list= array($classes);
2652 }
2654 foreach ($list as $class){
2655 $attrs['objectClass'][]= $class;
2656 }
2657 }
2660 /* Removes a given objectClass from the attrs entry */
2661 function remove_objectClass($classes, &$attrs)
2662 {
2663 if (isset($attrs['objectClass'])){
2664 /* Array? */
2665 if (is_array($classes)){
2666 $list= $classes;
2667 } else {
2668 $list= array($classes);
2669 }
2671 $tmp= array();
2672 foreach ($attrs['objectClass'] as $oc) {
2673 foreach ($list as $class){
2674 if ($oc != $class){
2675 $tmp[]= $oc;
2676 }
2677 }
2678 }
2679 $attrs['objectClass']= $tmp;
2680 }
2681 }
2683 /*! \brief Initialize a file download with given content, name and data type.
2684 * @param data String The content to send.
2685 * @param name String The name of the file.
2686 * @param type String The content identifier, default value is "application/octet-stream";
2687 */
2688 function send_binary_content($data,$name,$type = "application/octet-stream")
2689 {
2690 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
2691 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
2692 header("Cache-Control: no-cache");
2693 header("Pragma: no-cache");
2694 header("Cache-Control: post-check=0, pre-check=0");
2695 header("Content-type: ".$type."");
2697 /* force download dialog */
2698 if (preg_match('/MSIE 5.5/', $HTTP_USER_AGENT) || preg_match('/MSIE 6.0/', $HTTP_USER_AGENT)) {
2699 header('Content-Disposition: filename="'.$name.'"');
2700 } else {
2701 header('Content-Disposition: attachment; filename="'.$name.'"');
2702 }
2704 echo $data;
2705 exit();
2706 }
2708 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2709 ?>