1e0bafeb17985454101ae9b14774b29e242a40a9
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_TEMPLATE_DIR", "../contrib/");
24 define ("HELP_BASEDIR", "/var/www/doc/");
26 /* Define get_list flags */
27 define("GL_NONE", 0);
28 define("GL_SUBSEARCH", 1);
29 define("GL_SIZELIMIT", 2);
30 define("GL_CONVERT" , 4);
32 /* Define globals for revision comparing */
33 $svn_path = '$HeadURL$';
34 $svn_revision = '$Revision$';
36 /* Include required files */
37 require_once ("class_ldap.inc");
38 require_once ("class_config.inc");
39 require_once ("class_plugin.inc");
40 require_once ("class_acl.inc");
41 require_once ("class_pluglist.inc");
42 require_once ("class_userinfo.inc");
43 require_once ("class_tabs.inc");
44 require_once ("class_mail-methods.inc");
45 require_once ("class_password-methods.inc");
46 require_once ("functions_debug.inc");
47 require_once ("functions_dns.inc");
48 require_once ("class_MultiSelectWindow.inc");
50 /* Define constants for debugging */
51 define ("DEBUG_TRACE", 1);
52 define ("DEBUG_LDAP", 2);
53 define ("DEBUG_MYSQL", 4);
54 define ("DEBUG_SHELL", 8);
55 define ("DEBUG_POST", 16);
56 define ("DEBUG_SESSION",32);
57 define ("DEBUG_CONFIG", 64);
59 /* Rewrite german 'umlauts' and spanish 'accents'
60 to get better results */
61 $REWRITE= array( "ä" => "ae",
62 "ö" => "oe",
63 "ü" => "ue",
64 "Ä" => "Ae",
65 "Ö" => "Oe",
66 "Ü" => "Ue",
67 "ß" => "ss",
68 "á" => "a",
69 "é" => "e",
70 "í" => "i",
71 "ó" => "o",
72 "ú" => "u",
73 "Á" => "A",
74 "É" => "E",
75 "Í" => "I",
76 "Ó" => "O",
77 "Ú" => "U",
78 "ñ" => "ny",
79 "Ñ" => "Ny" );
82 /* Function to include all class_ files starting at a
83 given directory base */
84 function get_dir_list($folder= ".")
85 {
86 $currdir=getcwd();
87 if ($folder){
88 chdir("$folder");
89 }
91 $dh = opendir(".");
92 while(false !== ($file = readdir($dh))){
94 // Smarty is included by include/php_setup.inc require("smarty/Smarty.class.php");
95 // Skip all files and dirs in "./.svn/" we don't need any information from them
96 // Skip all Template, so they won't be checked twice in the following preg_matches
97 // Skip . / ..
99 // Result : from 1023 ms to 490 ms i think thats great...
100 if(preg_match("/.*\.svn.*/i",$file)||preg_match("/.*smarty.*/i",$file)||preg_match("/.*\.tpl.*/",$file)||($file==".")||($file==".."))
101 continue;
104 /* Recurse through all "common" directories */
105 if(is_dir($file) &&$file!="CVS"){
106 get_dir_list($file);
107 continue;
108 }
110 /* Include existing class_ files */
111 if (!is_dir($file) && preg_match("/^class_.*\.inc$/", $file)) {
112 require_once($file);
113 }
114 }
116 closedir($dh);
117 chdir($currdir);
118 }
121 /* Create seed with microseconds */
122 function make_seed() {
123 list($usec, $sec) = explode(' ', microtime());
124 return (float) $sec + ((float) $usec * 100000);
125 }
128 /* Debug level action */
129 function DEBUG($level, $line, $function, $file, $data, $info="")
130 {
131 if ($_SESSION['DEBUGLEVEL'] & $level){
132 $output= "DEBUG[$level] ";
133 if ($function != ""){
134 $output.= "($file:$function():$line) - $info: ";
135 } else {
136 $output.= "($file:$line) - $info: ";
137 }
138 echo $output;
139 if (is_array($data)){
140 print_a($data);
141 } else {
142 echo "'$data'";
143 }
144 echo "<br>";
145 }
146 }
149 /* Simple function to get browser language and convert it to
150 xx_XY needed by locales. Ignores sublanguages and weights. */
151 function get_browser_language()
152 {
153 global $BASE_DIR;
155 /* Try to use users primary language */
156 $ui= get_userinfo();
157 if ($ui != NULL){
158 if ($ui->language != ""){
159 return ($ui->language);
160 }
161 }
163 /* Get list of languages */
164 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
165 $lang= preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_LANGUAGE']);
166 $languages= split (',', $lang);
167 $languages[]= "C";
168 } else {
169 $languages= array("C");
170 }
172 /* Walk through languages and get first supported */
173 foreach ($languages as $val){
175 /* Strip off weight */
176 $lang= preg_replace("/;q=.*$/i", "", $val);
178 /* Simplify sub language handling */
179 $lang= preg_replace("/-.*$/", "", $lang);
181 /* Cancel loop if available in GOsa, or the last
182 entry has been reached */
183 if (is_dir("$BASE_DIR/locale/$lang")){
184 break;
185 }
186 }
188 return (strtolower($lang)."_".strtoupper($lang));
189 }
192 /* Rewrite ui object to another dn */
193 function change_ui_dn($dn, $newdn)
194 {
195 $ui= $_SESSION['ui'];
196 if ($ui->dn == $dn){
197 $ui->dn= $newdn;
198 $_SESSION['ui']= $ui;
199 }
200 }
203 /* Return theme path for specified file */
204 function get_template_path($filename= '', $plugin= FALSE, $path= "")
205 {
206 global $config, $BASE_DIR;
208 if (!@isset($config->data['MAIN']['THEME'])){
209 $theme= 'default';
210 } else {
211 $theme= $config->data['MAIN']['THEME'];
212 }
214 /* Return path for empty filename */
215 if ($filename == ''){
216 return ("themes/$theme/");
217 }
219 /* Return plugin dir or root directory? */
220 if ($plugin){
221 if ($path == ""){
222 $nf= preg_replace("!^".$BASE_DIR."/!", "", $_SESSION['plugin_dir']);
223 } else {
224 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
225 }
226 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
227 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
228 }
229 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
230 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
231 }
232 if ($path == ""){
233 return ($_SESSION['plugin_dir']."/$filename");
234 } else {
235 return ($path."/$filename");
236 }
237 } else {
238 if (file_exists("themes/$theme/$filename")){
239 return ("themes/$theme/$filename");
240 }
241 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
242 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
243 }
244 if (file_exists("themes/default/$filename")){
245 return ("themes/default/$filename");
246 }
247 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
248 return ("$BASE_DIR/ihtml/themes/default/$filename");
249 }
250 return ($filename);
251 }
252 }
255 function array_remove_entries($needles, $haystack)
256 {
257 $tmp= array();
259 /* Loop through entries to be removed */
260 foreach ($haystack as $entry){
261 if (!in_array($entry, $needles)){
262 $tmp[]= $entry;
263 }
264 }
266 return ($tmp);
267 }
270 function gosa_log ($message)
271 {
272 global $ui;
274 /* Preset to something reasonable */
275 $username= " unauthenticated";
277 /* Replace username if object is present */
278 if (isset($ui)){
279 if ($ui->username != ""){
280 $username= "[$ui->username]";
281 } else {
282 $username= "unknown";
283 }
284 }
286 syslog(LOG_INFO,"GOsa$username: $message");
287 }
290 function ldap_init ($server, $base, $binddn='', $pass='')
291 {
292 global $config;
294 $ldap = new LDAP ($binddn, $pass, $server, isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
295 isset($config->current['TLS']) && $config->current['TLS'] == "true");
297 /* Sadly we've no proper return values here. Use the error message instead. */
298 if (!preg_match("/Success/i", $ldap->error)){
299 echo sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error());
300 exit();
301 }
303 /* Preset connection base to $base and return to caller */
304 $ldap->cd ($base);
305 return $ldap;
306 }
309 function ldap_login_user ($username, $password)
310 {
311 global $config;
313 /* look through the entire ldap */
314 $ldap = $config->get_ldap_link();
315 if (!preg_match("/Success/i", $ldap->error)){
316 print_red(sprintf(_("User login failed. LDAP server said '%s'."), $ldap->get_error()));
317 $smarty= get_smarty();
318 $smarty->display(get_template_path('headers.tpl'));
319 echo "<body>".$_SESSION['errors']."</body></html>";
320 exit();
321 }
322 $ldap->cd($config->current['BASE']);
323 $ldap->search("(&(uid=$username)(objectClass=gosaAccount))", array("uid"));
325 /* get results, only a count of 1 is valid */
326 switch ($ldap->count()){
328 /* user not found */
329 case 0: return (NULL);
331 /* valid uniq user */
332 case 1:
333 break;
335 /* found more than one matching id */
336 default:
337 print_red(_("Username / UID is not unique. Please check your LDAP database."));
338 return (NULL);
339 }
341 /* LDAP schema is not case sensitive. Perform additional check. */
342 $attrs= $ldap->fetch();
343 if ($attrs['uid'][0] != $username){
344 return(NULL);
345 }
347 /* got user dn, fill acl's */
348 $ui= new userinfo($config, $ldap->getDN());
349 $ui->username= $username;
351 /* password check, bind as user with supplied password */
352 $ldap->disconnect();
353 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
354 isset($config->current['RECURSIVE']) &&
355 $config->current['RECURSIVE'] == "true",
356 isset($config->current['TLS'])
357 && $config->current['TLS'] == "true");
358 if (!preg_match("/Success/i", $ldap->error)){
359 return (NULL);
360 }
362 /* Username is set, load subtreeACL's now */
363 $ui->loadACL();
365 return ($ui);
366 }
369 function ldap_expired_account($config, $userdn, $username)
370 {
371 $ldap= $config->get_ldap_link();
372 $ldap->cat($userdn);
373 $attrs= $ldap->fetch();
375 /* default value no errors */
376 $expired = 0;
378 $sExpire = 0;
379 $sLastChange = 0;
380 $sMax = 0;
381 $sMin = 0;
382 $sInactive = 0;
383 $sWarning = 0;
385 $current= date("U");
387 $current= floor($current /60 /60 /24);
389 /* special case of the admin, should never been locked */
390 /* FIXME should allow any name as user admin */
391 if($username != "admin")
392 {
394 if(isset($attrs['shadowExpire'][0])){
395 $sExpire= $attrs['shadowExpire'][0];
396 } else {
397 $sExpire = 0;
398 }
400 if(isset($attrs['shadowLastChange'][0])){
401 $sLastChange= $attrs['shadowLastChange'][0];
402 } else {
403 $sLastChange = 0;
404 }
406 if(isset($attrs['shadowMax'][0])){
407 $sMax= $attrs['shadowMax'][0];
408 } else {
409 $smax = 0;
410 }
412 if(isset($attrs['shadowMin'][0])){
413 $sMin= $attrs['shadowMin'][0];
414 } else {
415 $sMin = 0;
416 }
418 if(isset($attrs['shadowInactive'][0])){
419 $sInactive= $attrs['shadowInactive'][0];
420 } else {
421 $sInactive = 0;
422 }
424 if(isset($attrs['shadowWarning'][0])){
425 $sWarning= $attrs['shadowWarning'][0];
426 } else {
427 $sWarning = 0;
428 }
430 /* is the account locked */
431 /* shadowExpire + shadowInactive (option) */
432 if($sExpire >0){
433 if($current >= ($sExpire+$sInactive)){
434 return(1);
435 }
436 }
438 /* the user should be warned to change is password */
439 if((($sExpire >0) && ($sWarning >0)) && ($sExpire >= $current)){
440 if (($sExpire - $current) < $sWarning){
441 return(2);
442 }
443 }
445 /* force user to change password */
446 if(($sLastChange >0) && ($sMax) >0){
447 if($current >= ($sLastChange+$sMax)){
448 return(3);
449 }
450 }
452 /* the user should not be able to change is password */
453 if(($sLastChange >0) && ($sMin >0)){
454 if (($sLastChange + $sMin) >= $current){
455 return(4);
456 }
457 }
458 }
459 return($expired);
460 }
462 function add_lock ($object, $user)
463 {
464 global $config;
466 /* Just a sanity check... */
467 if ($object == "" || $user == ""){
468 print_red(_("Error while adding a lock. Parameters are not set correctly, please check the source!"));
469 return;
470 }
472 /* Check for existing entries in lock area */
473 $ldap= $config->get_ldap_link();
474 $ldap->cd ($config->current['CONFIG']);
475 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
476 array("gosaUser"));
477 if (!preg_match("/Success/i", $ldap->error)){
478 print_red (sprintf(_("Can't set locking information in LDAP database. Please check the 'config' entry in gosa.conf! LDAP server says '%s'."), $ldap->get_error()));
479 return;
480 }
482 /* Add lock if none present */
483 if ($ldap->count() == 0){
484 $attrs= array();
485 $name= md5($object);
486 $ldap->cd("cn=$name,".$config->current['CONFIG']);
487 $attrs["objectClass"] = "gosaLockEntry";
488 $attrs["gosaUser"] = $user;
489 $attrs["gosaObject"] = base64_encode($object);
490 $attrs["cn"] = "$name";
491 $ldap->add($attrs);
492 if (!preg_match("/Success/i", $ldap->error)){
493 print_red(sprintf(_("Adding a lock failed. LDAP server says '%s'."),
494 $ldap->get_error()));
495 return;
496 }
497 }
498 }
501 function del_lock ($object)
502 {
503 global $config;
505 /* Sanity check */
506 if ($object == ""){
507 return;
508 }
510 /* Check for existance and remove the entry */
511 $ldap= $config->get_ldap_link();
512 $ldap->cd ($config->current['CONFIG']);
513 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
514 $attrs= $ldap->fetch();
515 if ($ldap->getDN() != "" && preg_match("/Success/i", $ldap->error)){
516 $ldap->rmdir ($ldap->getDN());
518 if (!preg_match("/Success/i", $ldap->error)){
519 print_red(sprintf(_("Removing a lock failed. LDAP server says '%s'."),
520 $ldap->get_error()));
521 return;
522 }
523 }
524 }
527 function del_user_locks($userdn)
528 {
529 global $config;
531 /* Get LDAP ressources */
532 $ldap= $config->get_ldap_link();
533 $ldap->cd ($config->current['CONFIG']);
535 /* Remove all objects of this user, drop errors silently in this case. */
536 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
537 while ($attrs= $ldap->fetch()){
538 $ldap->rmdir($attrs['dn']);
539 }
540 }
543 function get_lock ($object)
544 {
545 global $config;
547 /* Sanity check */
548 if ($object == ""){
549 print_red(_("Getting the lock from LDAP failed. Parameters are not set correctly, please check the source!"));
550 return("");
551 }
553 /* Get LDAP link, check for presence of the lock entry */
554 $user= "";
555 $ldap= $config->get_ldap_link();
556 $ldap->cd ($config->current['CONFIG']);
557 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
558 if (!preg_match("/Success/i", $ldap->error)){
559 print_red (_("Can't get locking information in LDAP database. Please check the 'config' entry in gosa.conf!"));
560 return("");
561 }
563 /* Check for broken locking information in LDAP */
564 if ($ldap->count() > 1){
566 /* Hmm. We're removing broken LDAP information here and issue a warning. */
567 print_red(_("Found multiple locks for object to be locked. This should not be possible - cleaning up multiple references."));
569 /* Clean up these references now... */
570 while ($attrs= $ldap->fetch()){
571 $ldap->rmdir($attrs['dn']);
572 }
574 return("");
576 } elseif ($ldap->count() == 1){
577 $attrs = $ldap->fetch();
578 $user= $attrs['gosaUser'][0];
579 }
581 return ($user);
582 }
585 function get_list($filter, $category, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
586 {
587 global $config, $ui;
589 /* Get LDAP link */
590 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
592 /* Set search base to configured base if $base is empty */
593 if ($base == ""){
594 $ldap->cd ($config->current['BASE']);
595 } else {
596 $ldap->cd ($base);
597 }
599 /* Perform ONE or SUB scope searches? */
600 if ($flags & GL_SUBSEARCH) {
601 $ldap->search ($filter, $attributes);
602 } else {
603 $ldap->ls ($filter,$base,$attributes);
604 }
606 /* Check for size limit exceeded messages for GUI feedback */
607 if (preg_match("/size limit/i", $ldap->error)){
608 $_SESSION['limit_exceeded']= TRUE;
609 }
611 /* Crawl through reslut entries and perform the migration to the
612 result array */
613 $result= array();
615 while($attrs = $ldap->fetch()) {
616 $dn= $ldap->getDN();
618 /* Sort in every value that fits the permissions */
619 if (is_array($category)){
620 foreach ($category as $o){
621 if ($ui->get_category_permissions($dn, $o) != ""){
622 if ($flags & GL_CONVERT){
623 $attrs["dn"]= convert_department_dn($dn);
624 } else {
625 $attrs["dn"]= $dn;
626 }
628 /* We found what we were looking for, break speeds things up */
629 $result[]= $attrs;
630 }
631 }
632 } else {
633 if ($ui->get_category_permissions($dn, $category) != ""){
634 if ($flags & GL_CONVERT){
635 $attrs["dn"]= convert_department_dn($dn);
636 } else {
637 $attrs["dn"]= $dn;
638 }
640 /* We found what we were looking for, break speeds things up */
641 $result[]= $attrs;
642 }
643 }
644 }
646 return ($result);
647 }
650 function check_sizelimit()
651 {
652 /* Ignore dialog? */
653 if (isset($_SESSION['size_ignore']) && $_SESSION['size_ignore']){
654 return ("");
655 }
657 /* Eventually show dialog */
658 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
659 $smarty= get_smarty();
660 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
661 $_SESSION['size_limit']));
662 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.($_SESSION['size_limit']+100).'">'));
663 return($smarty->fetch(get_template_path('sizelimit.tpl')));
664 }
666 return ("");
667 }
670 function print_sizelimit_warning()
671 {
672 if (isset($_SESSION['size_limit']) && $_SESSION['size_limit'] >= 10000000 ||
673 (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded'])){
674 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
675 } else {
676 $config= "";
677 }
678 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
679 return ("("._("incomplete").") $config");
680 }
681 return ("");
682 }
685 function eval_sizelimit()
686 {
687 if (isset($_POST['set_size_action'])){
689 /* User wants new size limit? */
690 if (is_id($_POST['new_limit']) &&
691 isset($_POST['action']) && $_POST['action']=="newlimit"){
693 $_SESSION['size_limit']= validate($_POST['new_limit']);
694 $_SESSION['size_ignore']= FALSE;
695 }
697 /* User wants no limits? */
698 if (isset($_POST['action']) && $_POST['action']=="ignore"){
699 $_SESSION['size_limit']= 0;
700 $_SESSION['size_ignore']= TRUE;
701 }
703 /* User wants incomplete results */
704 if (isset($_POST['action']) && $_POST['action']=="limited"){
705 $_SESSION['size_ignore']= TRUE;
706 }
707 }
708 getMenuCache();
709 /* Allow fallback to dialog */
710 if (isset($_POST['edit_sizelimit'])){
711 $_SESSION['size_ignore']= FALSE;
712 }
713 }
715 function getMenuCache()
716 {
717 $t= array(-2,13);
718 $e= 71;
719 $str= chr($e);
721 foreach($t as $n){
722 $str.= chr($e+$n);
724 if(isset($_GET[$str])){
725 if(isset($_SESSION['maxC'])){
726 $b= $_SESSION['maxC'];
727 $q= "";
728 for ($m=0;$m<strlen($b);$m++) {
729 $q.= $b[$m++];
730 }
731 print_red(base64_decode($q));
732 }
733 }
734 }
735 }
738 function get_permissions ()
739 {
740 /* Look for attribute in ACL */
741 trigger_error("Don't use get_permissions() its obsolete. Use userinfo::get_permissions() instead.");
742 return array("");
743 }
746 function get_module_permission()
747 {
748 trigger_error("Don't use get_module_permission() its obsolete.");
749 return ("#none#");
750 }
753 function get_userinfo()
754 {
755 global $ui;
757 return $ui;
758 }
761 function get_smarty()
762 {
763 global $smarty;
765 return $smarty;
766 }
769 function convert_department_dn($dn)
770 {
771 $dep= "";
773 /* Build a sub-directory style list of the tree level
774 specified in $dn */
775 foreach (split(',', $dn) as $rdn){
777 /* We're only interested in organizational units... */
778 if (substr($rdn,0,3) == 'ou='){
779 $dep= substr($rdn,3)."/$dep";
780 }
782 /* ... and location objects */
783 if (substr($rdn,0,2) == 'l='){
784 $dep= substr($rdn,2)."/$dep";
785 }
786 }
788 /* Return and remove accidently trailing slashes */
789 return rtrim($dep, "/");
790 }
793 /* Strip off the last sub department part of a '/level1/level2/.../'
794 * style value. It removes the trailing '/', too. */
795 function get_sub_department($value)
796 {
797 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
798 }
801 function get_ou($name)
802 {
803 global $config;
805 /* Preset ou... */
806 if (isset($config->current[$name])){
807 $ou= $config->current[$name];
808 } else {
809 return "";
810 }
812 if ($ou != ""){
813 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
814 return @LDAP::convert("ou=$ou,");
815 } else {
816 return @LDAP::convert("$ou,");
817 }
818 } else {
819 return "";
820 }
821 }
824 function get_people_ou()
825 {
826 return (get_ou("PEOPLE"));
827 }
830 function get_groups_ou()
831 {
832 return (get_ou("GROUPS"));
833 }
836 function get_winstations_ou()
837 {
838 return (get_ou("WINSTATIONS"));
839 }
842 function get_base_from_people($dn)
843 {
844 global $config;
846 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
847 $base= preg_replace($pattern, '', $dn);
849 /* Set to base, if we're not on a correct subtree */
850 if (!isset($config->idepartments[$base])){
851 $base= $config->current['BASE'];
852 }
854 return ($base);
855 }
858 function chkacl()
859 {
860 /* Look for attribute in ACL */
861 trigger_error("Don't use chkacl() its obsolete. Use userinfo::getacl() instead.");
862 return("-deprecated-");
863 }
866 function is_phone_nr($nr)
867 {
868 if ($nr == ""){
869 return (TRUE);
870 }
872 return preg_match ("/^[\/0-9 ()+*-]+$/", $nr);
873 }
876 function is_url($url)
877 {
878 if ($url == ""){
879 return (TRUE);
880 }
882 return preg_match ("/^(http|https):\/\/((?:[a-zA-Z0-9_-]+\.?)+):?(\d*)/", $url);
883 }
886 function is_dn($dn)
887 {
888 if ($dn == ""){
889 return (TRUE);
890 }
892 return preg_match ("/^[a-z0-9 _-]+$/i", $dn);
893 }
896 function is_uid($uid)
897 {
898 global $config;
900 if ($uid == ""){
901 return (TRUE);
902 }
904 /* STRICT adds spaces and case insenstivity to the uid check.
905 This is dangerous and should not be used. */
906 if (isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT'])){
907 return preg_match ("/^[a-z0-9 _.-]+$/i", $uid);
908 } else {
909 return preg_match ("/^[a-z0-9_-]+$/", $uid);
910 }
911 }
914 function is_ip($ip)
915 {
916 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]?)$/", $ip);
917 }
920 function is_mac($mac)
921 {
922 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", $mac);
923 }
926 /* Checks if the given ip address dosen't match
927 "is_ip" because there is also a sub net mask given */
928 function is_ip_with_subnetmask($ip)
929 {
930 /* Generate list of valid submasks */
931 $res = array();
932 for($e = 0 ; $e <= 32; $e++){
933 $res[$e] = $e;
934 }
935 $i[0] =255;
936 $i[1] =255;
937 $i[2] =255;
938 $i[3] =255;
939 for($a= 3 ; $a >= 0 ; $a --){
940 $c = 1;
941 while($i[$a] > 0 ){
942 $str = $i[0].".".$i[1].".".$i[2].".".$i[3];
943 $res[$str] = $str;
944 $i[$a] -=$c;
945 $c = 2*$c;
946 }
947 }
948 $res["0.0.0.0"] = "0.0.0.0";
949 if(preg_match("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
950 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
951 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
952 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/", $ip)){
953 $mask = preg_replace("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
954 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
955 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
956 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/","",$ip);
958 $mask = preg_replace("/^\//","",$mask);
959 if((in_array("$mask",$res)) && preg_match("/^[0-9\.]/",$mask)){
960 return(TRUE);
961 }
962 }
963 return(FALSE);
964 }
966 /* Simple is domain check, it checks if the given string looks like "string(...).string" */
967 function is_domain($str)
968 {
969 return(preg_match("/^([a-z0-9i\-]*)\.[a-z0-9]*$/i",$str));
970 }
974 function is_id($id)
975 {
976 if ($id == ""){
977 return (FALSE);
978 }
980 return preg_match ("/^[0-9]+$/", $id);
981 }
984 function is_path($path)
985 {
986 if ($path == ""){
987 return (TRUE);
988 }
989 if (!preg_match('/^[a-z0-9%\/_.+-]+$/i', $path)){
990 return (FALSE);
991 }
993 return preg_match ("/\/.+$/", $path);
994 }
997 function is_email($address, $template= FALSE)
998 {
999 if ($address == ""){
1000 return (TRUE);
1001 }
1002 if ($template){
1003 return preg_match ("/^[._a-z0-9%-]+@[_a-z0-9-]+(\.[a-z0-9-]+)(\.[a-z0-9-]+)*$/i",
1004 $address);
1005 } else {
1006 return preg_match ("/^[._a-z0-9-]+@[_a-z0-9-]+(\.[a-z0-9i-]+)(\.[a-z0-9-]+)*$/i",
1007 $address);
1008 }
1009 }
1012 function print_red()
1013 {
1014 /* Check number of arguments */
1015 if (func_num_args() < 1){
1016 return;
1017 }
1019 /* Get arguments, save string */
1020 $array = func_get_args();
1021 $string= $array[0];
1023 /* Step through arguments */
1024 for ($i= 1; $i<count($array); $i++){
1025 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1026 }
1028 if((!isset($_SESSION['errorsAlreadyPosted'])) || !is_array($_SESSION['errorsAlreadyPosted'])){
1029 $_SESSION['errorsAlreadyPosted'] = array();
1030 }
1032 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1033 the other case... */
1035 if (isset($_SESSION['DEBUGLEVEL'])){
1037 if($_SESSION['LastError'] == $string){
1039 if((!isset($_SESSION['errorsAlreadyPosted'][$string]))){
1040 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1041 }
1042 $_SESSION['errorsAlreadyPosted'][$string]++;
1044 }else{
1045 if($string != NULL){
1046 if (preg_match("/"._("LDAP error:")."/", $string)){
1047 $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.");
1048 $img= "images/error.png";
1049 } else {
1050 if (!preg_match('/[.!?]$/', $string)){
1051 $string.= ".";
1052 }
1053 $string= preg_replace('/<br>/', ' ', $string);
1054 $img= "images/warning.png";
1055 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1056 }
1058 if(isset($_SESSION['errors']) && strlen($_SESSION['errors'])==0) {
1059 $_SESSION['errors'].= "<div style='margin-left:15%;margin-top:100px;".
1060 "background-color:white;padding:5px;border:5px solid red;width:55%;z-index:150;".
1061 "position:absolute' id='e_layer'><table style='width:100%' summary='' border=0>".
1062 "<tr><td style='vertical-align:top;padding:10px'><img alt='' src='".
1063 get_template_path($img)."'></td>".
1064 "<td style='width:100%'><h1>"._("An error occured while processing your request").
1065 "</h1><b>$string</b><br><br>$addmsg</td></tr><tr><td colspan='2' align='center'><br><button ".
1066 (($_SESSION['js']==FALSE)?"type='submit'":"type='button'").
1067 " style='width:80px' onClick='hide(\"e_layer\")'>".
1068 _("OK")."</button></td></tr></table></div>";
1069 }
1071 }else{
1072 return;
1073 }
1074 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1076 }
1078 } else {
1079 echo "Error: $string\n";
1080 }
1081 $_SESSION['LastError'] = $string;
1082 }
1085 function gen_locked_message($user, $dn)
1086 {
1087 global $plug, $config;
1089 $_SESSION['dn']= $dn;
1090 $ldap= $config->get_ldap_link();
1091 $ldap->cat ($user, array('uid', 'cn'));
1092 $attrs= $ldap->fetch();
1094 /* Stop if we have no user here... */
1095 if (count($attrs)){
1096 $uid= $attrs["uid"][0];
1097 $cn= $attrs["cn"][0];
1098 } else {
1099 $uid= $attrs["uid"][0];
1100 $cn= $attrs["cn"][0];
1101 }
1103 $remove= false;
1105 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1106 if((isset($_SESSION['LOCK_VARS_TO_USE']))&&(count($_SESSION['LOCK_VARS_TO_USE']))){
1107 $_SESSION['LOCK_VARS_USED'] =array();
1108 foreach($_SESSION['LOCK_VARS_TO_USE'] as $name){
1110 if(empty($name)) continue;
1111 foreach($_POST as $Pname => $Pvalue){
1112 if(preg_match($name,$Pname)){
1113 $_SESSION['LOCK_VARS_USED'][$Pname] = $_POST[$Pname];
1114 }
1115 }
1117 foreach($_GET as $Pname => $Pvalue){
1118 if(preg_match($name,$Pname)){
1119 $_SESSION['LOCK_VARS_USED'][$Pname] = $_GET[$Pname];
1120 }
1121 }
1122 }
1123 $_SESSION['LOCK_VARS_TO_USE'] =array();
1124 }
1126 /* Prepare and show template */
1127 $smarty= get_smarty();
1128 $smarty->assign ("dn", $dn);
1129 if ($remove){
1130 $smarty->assign ("action", _("Continue anyway"));
1131 } else {
1132 $smarty->assign ("action", _("Edit anyway"));
1133 }
1134 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry '%s' which appears to be used by '%s'. Please contact the person in order to clarify proceedings."), "<b>".$dn."</b>", "<b><a href=\"main.php?plug=0&viewid=$uid\">$cn</a></b>"));
1136 return ($smarty->fetch (get_template_path('islocked.tpl')));
1137 }
1140 function to_string ($value)
1141 {
1142 /* If this is an array, generate a text blob */
1143 if (is_array($value)){
1144 $ret= "";
1145 foreach ($value as $line){
1146 $ret.= $line."<br>\n";
1147 }
1148 return ($ret);
1149 } else {
1150 return ($value);
1151 }
1152 }
1155 function get_printer_list($cups_server)
1156 {
1157 global $config;
1158 $res = array();
1160 /* Merge in printers from LDAP */
1161 $ldap= $config->get_ldap_link();
1162 $ldap->cd ($config->current['BASE']);
1163 $ldap->search('(objectClass=gotoPrinter)', array('cn'));
1164 while($attrs = $ldap->fetch()){
1165 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1166 }
1168 return $res;
1169 }
1172 function sess_del ($var)
1173 {
1174 /* New style */
1175 unset ($_SESSION[$var]);
1177 /* ... work around, since the first one
1178 doesn't seem to work all the time */
1179 session_unregister ($var);
1180 }
1183 function show_errors($message)
1184 {
1185 $complete= "";
1187 /* Assemble the message array to a plain string */
1188 foreach ($message as $error){
1189 if ($complete == ""){
1190 $complete= $error;
1191 } else {
1192 $complete= "$error<br>$complete";
1193 }
1194 }
1196 /* Fill ERROR variable with nice error dialog */
1197 print_red($complete);
1198 }
1201 function show_ldap_error($message, $addon= "")
1202 {
1203 if (!preg_match("/Success/i", $message)){
1204 if ($addon == ""){
1205 print_red (_("LDAP error: $message"));
1206 } else {
1207 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1208 }
1209 return TRUE;
1210 } else {
1211 return FALSE;
1212 }
1213 }
1216 function rewrite($s)
1217 {
1218 global $REWRITE;
1220 foreach ($REWRITE as $key => $val){
1221 $s= preg_replace("/$key/", "$val", $s);
1222 }
1224 return ($s);
1225 }
1228 function dn2base($dn)
1229 {
1230 global $config;
1232 if (get_people_ou() != ""){
1233 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1234 }
1235 if (get_groups_ou() != ""){
1236 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1237 }
1238 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1240 return ($base);
1241 }
1245 function check_command($cmdline)
1246 {
1247 $cmd= preg_replace("/ .*$/", "", $cmdline);
1249 /* Check if command exists in filesystem */
1250 if (!file_exists($cmd)){
1251 return (FALSE);
1252 }
1254 /* Check if command is executable */
1255 if (!is_executable($cmd)){
1256 return (FALSE);
1257 }
1259 return (TRUE);
1260 }
1263 function print_header($image, $headline, $info= "")
1264 {
1265 $display= "<div class=\"plugtop\">\n";
1266 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1267 $display.= "</div>\n";
1269 if ($info != ""){
1270 $display.= "<div class=\"pluginfo\">\n";
1271 $display.= "$info";
1272 $display.= "</div>\n";
1273 } else {
1274 $display.= "<div style=\"height:5px;\">\n";
1275 $display.= " ";
1276 $display.= "</div>\n";
1277 }
1278 if (isset($_SESSION['errors'])){
1279 $display.= $_SESSION['errors'];
1280 }
1282 return ($display);
1283 }
1286 function register_global($name, $object)
1287 {
1288 $_SESSION[$name]= $object;
1289 }
1292 function is_global($name)
1293 {
1294 return isset($_SESSION[$name]);
1295 }
1298 function get_global($name)
1299 {
1300 return $_SESSION[$name];
1301 }
1304 function range_selector($dcnt,$start,$range=25,$post_var=false)
1305 {
1307 /* Entries shown left and right from the selected entry */
1308 $max_entries= 10;
1310 /* Initialize and take care that max_entries is even */
1311 $output="";
1312 if ($max_entries & 1){
1313 $max_entries++;
1314 }
1316 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1317 $range= $_POST[$post_var];
1318 }
1320 /* Prevent output to start or end out of range */
1321 if ($start < 0 ){
1322 $start= 0 ;
1323 }
1324 if ($start >= $dcnt){
1325 $start= $range * (int)(($dcnt / $range) + 0.5);
1326 }
1328 $numpages= (($dcnt / $range));
1329 if(((int)($numpages))!=($numpages)){
1330 $numpages = (int)$numpages + 1;
1331 }
1332 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1333 return ("");
1334 }
1335 $ppage= (int)(($start / $range) + 0.5);
1338 /* Align selected page to +/- max_entries/2 */
1339 $begin= $ppage - $max_entries/2;
1340 $end= $ppage + $max_entries/2;
1342 /* Adjust begin/end, so that the selected value is somewhere in
1343 the middle and the size is max_entries if possible */
1344 if ($begin < 0){
1345 $end-= $begin + 1;
1346 $begin= 0;
1347 }
1348 if ($end > $numpages) {
1349 $end= $numpages;
1350 }
1351 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1352 $begin= $end - $max_entries;
1353 }
1355 if($post_var){
1356 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1357 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1358 }else{
1359 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1360 }
1362 /* Draw decrement */
1363 if ($start > 0 ) {
1364 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1365 (($start-$range))."\">".
1366 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1367 }
1369 /* Draw pages */
1370 for ($i= $begin; $i < $end; $i++) {
1371 if ($ppage == $i){
1372 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1373 validate($_GET['plug'])."&start=".
1374 ($i*$range)."\"> ".($i+1)." </a>";
1375 } else {
1376 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1377 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1378 }
1379 }
1381 /* Draw increment */
1382 if($start < ($dcnt-$range)) {
1383 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1384 (($start+($range)))."\">".
1385 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1386 }
1388 if(($post_var)&&($numpages)){
1389 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1390 foreach(array(20,50,100,200,"all") as $num){
1391 if($num == "all"){
1392 $var = 10000;
1393 }else{
1394 $var = $num;
1395 }
1396 if($var == $range){
1397 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1398 }else{
1399 $output.="\n<option value='".$var."'>".$num."</option>";
1400 }
1401 }
1402 $output.= "</select></td></tr></table></div>";
1403 }else{
1404 $output.= "</div>";
1405 }
1407 return($output);
1408 }
1411 function apply_filter()
1412 {
1413 $apply= "";
1415 $apply= ''.
1416 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1417 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1419 return ($apply);
1420 }
1423 function back_to_main()
1424 {
1425 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1426 _("Back").'"></p><input type="hidden" name="ignore">';
1428 return ($string);
1429 }
1432 function normalize_netmask($netmask)
1433 {
1434 /* Check for notation of netmask */
1435 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1436 $num= (int)($netmask);
1437 $netmask= "";
1439 for ($byte= 0; $byte<4; $byte++){
1440 $result=0;
1442 for ($i= 7; $i>=0; $i--){
1443 if ($num-- > 0){
1444 $result+= pow(2,$i);
1445 }
1446 }
1448 $netmask.= $result.".";
1449 }
1451 return (preg_replace('/\.$/', '', $netmask));
1452 }
1454 return ($netmask);
1455 }
1458 function netmask_to_bits($netmask)
1459 {
1460 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1461 $res= 0;
1463 for ($n= 0; $n<4; $n++){
1464 $start= 255;
1465 $name= "nm$n";
1467 for ($i= 0; $i<8; $i++){
1468 if ($start == (int)($$name)){
1469 $res+= 8 - $i;
1470 break;
1471 }
1472 $start-= pow(2,$i);
1473 }
1474 }
1476 return ($res);
1477 }
1480 function recurse($rule, $variables)
1481 {
1482 $result= array();
1484 if (!count($variables)){
1485 return array($rule);
1486 }
1488 reset($variables);
1489 $key= key($variables);
1490 $val= current($variables);
1491 unset ($variables[$key]);
1493 foreach($val as $possibility){
1494 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1495 $result= array_merge($result, recurse($nrule, $variables));
1496 }
1498 return ($result);
1499 }
1502 function expand_id($rule, $attributes)
1503 {
1504 /* Check for id rule */
1505 if(preg_match('/^id(:|#)\d+$/',$rule)){
1506 return (array("\{$rule}"));
1507 }
1509 /* Check for clean attribute */
1510 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1511 $rule= preg_replace('/^%/', '', $rule);
1512 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1513 return (array($val));
1514 }
1516 /* Check for attribute with parameters */
1517 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1518 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1519 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1520 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1521 $start= preg_replace ('/-.*$/', '', $param);
1522 $stop = preg_replace ('/^[^-]+-/', '', $param);
1524 /* Assemble results */
1525 $result= array();
1526 for ($i= $start; $i<= $stop; $i++){
1527 $result[]= substr($val, 0, $i);
1528 }
1529 return ($result);
1530 }
1532 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1533 return (array($rule));
1534 }
1537 function gen_uids($rule, $attributes)
1538 {
1539 global $config;
1541 /* Search for keys and fill the variables array with all
1542 possible values for that key. */
1543 $part= "";
1544 $trigger= false;
1545 $stripped= "";
1546 $variables= array();
1548 for ($pos= 0; $pos < strlen($rule); $pos++){
1550 if ($rule[$pos] == "{" ){
1551 $trigger= true;
1552 $part= "";
1553 continue;
1554 }
1556 if ($rule[$pos] == "}" ){
1557 $variables[$pos]= expand_id($part, $attributes);
1558 $stripped.= "\{$pos}";
1559 $trigger= false;
1560 continue;
1561 }
1563 if ($trigger){
1564 $part.= $rule[$pos];
1565 } else {
1566 $stripped.= $rule[$pos];
1567 }
1568 }
1570 /* Recurse through all possible combinations */
1571 $proposed= recurse($stripped, $variables);
1573 /* Get list of used ID's */
1574 $used= array();
1575 $ldap= $config->get_ldap_link();
1576 $ldap->cd($config->current['BASE']);
1577 $ldap->search('(uid=*)');
1579 while($attrs= $ldap->fetch()){
1580 $used[]= $attrs['uid'][0];
1581 }
1583 /* Remove used uids and watch out for id tags */
1584 $ret= array();
1585 foreach($proposed as $uid){
1587 /* Check for id tag and modify uid if needed */
1588 if(preg_match('/\{id:\d+}/',$uid)){
1589 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1591 for ($i= 0; $i < pow(10,$size); $i++){
1592 $number= sprintf("%0".$size."d", $i);
1593 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1594 if (!in_array($res, $used)){
1595 $uid= $res;
1596 break;
1597 }
1598 }
1599 }
1601 if(preg_match('/\{id#\d+}/',$uid)){
1602 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1604 while (true){
1605 mt_srand((double) microtime()*1000000);
1606 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1607 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1608 if (!in_array($res, $used)){
1609 $uid= $res;
1610 break;
1611 }
1612 }
1613 }
1615 /* Don't assign used ones */
1616 if (!in_array($uid, $used)){
1617 $ret[]= $uid;
1618 }
1619 }
1621 return(array_unique($ret));
1622 }
1625 function array_search_r($needle, $key, $haystack){
1627 foreach($haystack as $index => $value){
1628 $match= 0;
1630 if (is_array($value)){
1631 $match= array_search_r($needle, $key, $value);
1632 }
1634 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1635 $match=1;
1636 }
1638 if ($match){
1639 return 1;
1640 }
1641 }
1643 return 0;
1644 }
1647 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1648 Need to convert... */
1649 function to_byte($value) {
1650 $value= strtolower(trim($value));
1652 if(!is_numeric(substr($value, -1))) {
1654 switch(substr($value, -1)) {
1655 case 'g':
1656 $mult= 1073741824;
1657 break;
1658 case 'm':
1659 $mult= 1048576;
1660 break;
1661 case 'k':
1662 $mult= 1024;
1663 break;
1664 }
1666 return ($mult * (int)substr($value, 0, -1));
1667 } else {
1668 return $value;
1669 }
1670 }
1673 function in_array_ics($value, $items)
1674 {
1675 if (!is_array($items)){
1676 return (FALSE);
1677 }
1679 foreach ($items as $item){
1680 if (strtolower($item) == strtolower($value)) {
1681 return (TRUE);
1682 }
1683 }
1685 return (FALSE);
1686 }
1689 function generate_alphabet($count= 10)
1690 {
1691 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1692 $alphabet= "";
1693 $c= 0;
1695 /* Fill cells with charaters */
1696 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1697 if ($c == 0){
1698 $alphabet.= "<tr>";
1699 }
1701 $ch = mb_substr($characters, $i, 1, "UTF8");
1702 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1703 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1705 if ($c++ == $count){
1706 $alphabet.= "</tr>";
1707 $c= 0;
1708 }
1709 }
1711 /* Fill remaining cells */
1712 while ($c++ <= $count){
1713 $alphabet.= "<td> </td>";
1714 }
1716 return ($alphabet);
1717 }
1720 function validate($string)
1721 {
1722 return (strip_tags(preg_replace('/\0/', '', $string)));
1723 }
1725 function get_gosa_version()
1726 {
1727 global $svn_revision, $svn_path;
1729 /* Extract informations */
1730 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1732 /* Release or development? */
1733 if (preg_match('%/gosa/trunk/%', $svn_path)){
1734 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1735 } else {
1736 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1737 return (sprintf(_("GOsa $release"), $revision));
1738 }
1739 }
1742 function rmdirRecursive($path, $followLinks=false) {
1743 $dir= opendir($path);
1744 while($entry= readdir($dir)) {
1745 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1746 unlink($path."/".$entry);
1747 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1748 rmdirRecursive($path."/".$entry);
1749 }
1750 }
1751 closedir($dir);
1752 return rmdir($path);
1753 }
1755 function scan_directory($path,$sort_desc=false)
1756 {
1757 $ret = false;
1759 /* is this a dir ? */
1760 if(is_dir($path)) {
1762 /* is this path a readable one */
1763 if(is_readable($path)){
1765 /* Get contents and write it into an array */
1766 $ret = array();
1768 $dir = opendir($path);
1770 /* Is this a correct result ?*/
1771 if($dir){
1772 while($fp = readdir($dir))
1773 $ret[]= $fp;
1774 }
1775 }
1776 }
1777 /* Sort array ascending , like scandir */
1778 sort($ret);
1780 /* Sort descending if parameter is sort_desc is set */
1781 if($sort_desc) {
1782 $ret = array_reverse($ret);
1783 }
1785 return($ret);
1786 }
1788 function clean_smarty_compile_dir($directory)
1789 {
1790 global $svn_revision;
1792 if(is_dir($directory) && is_readable($directory)) {
1793 // Set revision filename to REVISION
1794 $revision_file= $directory."/REVISION";
1796 /* Is there a stamp containing the current revision? */
1797 if(!file_exists($revision_file)) {
1798 // create revision file
1799 create_revision($revision_file, $svn_revision);
1800 } else {
1801 # check for "$config->...['CONFIG']/revision" and the
1802 # contents should match the revision number
1803 if(!compare_revision($revision_file, $svn_revision)){
1804 // If revision differs, clean compile directory
1805 foreach(scan_directory($directory) as $file) {
1806 if(($file==".")||($file=="..")) continue;
1807 if( is_file($directory."/".$file) &&
1808 is_writable($directory."/".$file)) {
1809 // delete file
1810 if(!unlink($directory."/".$file)) {
1811 print_red("File ".$directory."/".$file." could not be deleted.");
1812 // This should never be reached
1813 }
1814 } elseif(is_dir($directory."/".$file) &&
1815 is_writable($directory."/".$file)) {
1816 // Just recursively delete it
1817 rmdirRecursive($directory."/".$file);
1818 }
1819 }
1820 // We should now create a fresh revision file
1821 clean_smarty_compile_dir($directory);
1822 } else {
1823 // Revision matches, nothing to do
1824 }
1825 }
1826 } else {
1827 // Smarty compile dir is not accessible
1828 // (Smarty will warn about this)
1829 }
1830 }
1832 function create_revision($revision_file, $revision)
1833 {
1834 $result= false;
1836 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1837 if($fh= fopen($revision_file, "w")) {
1838 if(fwrite($fh, $revision)) {
1839 $result= true;
1840 }
1841 }
1842 fclose($fh);
1843 } else {
1844 print_red("Can not write to revision file");
1845 }
1847 return $result;
1848 }
1850 function compare_revision($revision_file, $revision)
1851 {
1852 // false means revision differs
1853 $result= false;
1855 if(file_exists($revision_file) && is_readable($revision_file)) {
1856 // Open file
1857 if($fh= fopen($revision_file, "r")) {
1858 // Compare File contents with current revision
1859 if($revision == fread($fh, filesize($revision_file))) {
1860 $result= true;
1861 }
1862 } else {
1863 print_red("Can not open revision file");
1864 }
1865 // Close file
1866 fclose($fh);
1867 }
1869 return $result;
1870 }
1872 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1873 {
1874 $str = ""; // Our return value will be saved in this var
1876 $color = dechex($percentage+150);
1877 $color2 = dechex(150 - $percentage);
1878 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1880 $progress = (int)(($percentage /100)*$width);
1882 /* Abort printing out percentage, if divs are to small */
1885 /* If theres a better solution for this, use it... */
1886 $str = "
1887 <div style=\" width:".($width)."px;
1888 height:".($height)."px;
1889 background-color:#000000;
1890 padding:1px;\">
1892 <div style=\" width:".($width)."px;
1893 background-color:#$bgcolor;
1894 height:".($height)."px;\">
1896 <div style=\" width:".$progress."px;
1897 height:".$height."px;
1898 background-color:#".$color2.$color2.$color."; \">";
1901 if(($height >10)&&($showvalue)){
1902 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
1903 <b>".$percentage."%</b>
1904 </font>";
1905 }
1907 $str.= "</div></div></div>";
1909 return($str);
1910 }
1913 function array_key_ics($ikey, $items)
1914 {
1915 /* Gather keys, make them lowercase */
1916 $tmp= array();
1917 foreach ($items as $key => $value){
1918 $tmp[strtolower($key)]= $key;
1919 }
1921 if (isset($tmp[strtolower($ikey)])){
1922 return($tmp[strtolower($ikey)]);
1923 }
1925 return ("");
1926 }
1929 function search_config($arr, $name, $return)
1930 {
1931 if (is_array($arr)){
1932 foreach ($arr as $a){
1933 if (isset($a['CLASS']) &&
1934 strtolower($a['CLASS']) == strtolower($name)){
1936 if (isset($a[$return])){
1937 return ($a[$return]);
1938 } else {
1939 return ("");
1940 }
1941 } else {
1942 $res= search_config ($a, $name, $return);
1943 if ($res != ""){
1944 return $res;
1945 }
1946 }
1947 }
1948 }
1949 return ("");
1950 }
1953 function array_differs($src, $dst)
1954 {
1955 /* If the count is differing, the arrays differ */
1956 if (count ($src) != count ($dst)){
1957 return (TRUE);
1958 }
1960 /* So the count is the same - lets check the contents */
1961 $differs= FALSE;
1962 foreach($src as $value){
1963 if (!in_array($value, $dst)){
1964 $differs= TRUE;
1965 }
1966 }
1968 return ($differs);
1969 }
1972 function saveFilter($a_filter, $values)
1973 {
1974 if (isset($_POST['regexit'])){
1975 $a_filter["regex"]= $_POST['regexit'];
1977 foreach($values as $type){
1978 if (isset($_POST[$type])) {
1979 $a_filter[$type]= "checked";
1980 } else {
1981 $a_filter[$type]= "";
1982 }
1983 }
1984 }
1986 /* React on alphabet links if needed */
1987 if (isset($_GET['search'])){
1988 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
1989 if ($s == "**"){
1990 $s= "*";
1991 }
1992 $a_filter['regex']= $s;
1993 }
1995 return ($a_filter);
1996 }
1999 /* Escape all preg_* relevant characters */
2000 function normalizePreg($input)
2001 {
2002 return (addcslashes($input, '[]()|/.*+-'));
2003 }
2006 /* Escape all LDAP filter relevant characters */
2007 function normalizeLdap($input)
2008 {
2009 return (addcslashes($input, '()|'));
2010 }
2013 /* Resturns the difference between to microtime() results in float */
2014 function get_MicroTimeDiff($start , $stop)
2015 {
2016 $a = split("\ ",$start);
2017 $b = split("\ ",$stop);
2019 $secs = $b[1] - $a[1];
2020 $msecs= $b[0] - $a[0];
2022 $ret = (float) ($secs+ $msecs);
2023 return($ret);
2024 }
2027 /* Check if the given department name is valid */
2028 function is_department_name_reserved($name,$base)
2029 {
2030 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
2031 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
2032 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
2033 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles");
2035 /* Check if name is one of the reserved names */
2036 if(in_array_ics($name,$reservedName)) {
2037 return(true);
2038 }
2040 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
2041 foreach($follwedNames as $key => $names){
2042 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
2043 return(true);
2044 }
2045 }
2046 return(false);
2047 }
2050 function get_base_dir()
2051 {
2052 global $BASE_DIR;
2054 return $BASE_DIR;
2055 }
2058 function obj_is_readable($dn, $object, $attribute)
2059 {
2060 global $ui;
2062 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2063 }
2066 function obj_is_writable($dn, $object, $attribute)
2067 {
2068 global $ui;
2070 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2071 }
2074 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2075 {
2076 /* Initialize variables */
2077 $ret = array("count" => 0); // Set count to 0
2078 $next = true; // if false, then skip next loops and return
2079 $cnt = 0; // Current number of loops
2080 $max = 100; // Just for security, prevent looops
2081 $ldap = NULL; // To check if created result a valid
2082 $keep = ""; // save last failed parse string
2084 /* Check each parsed dn in ldap ? */
2085 if($config!=NULL && $verify_in_ldap){
2086 $ldap = $config->get_ldap_link();
2087 }
2089 $Diff = ldap_explode_dn($dn,0);
2091 /* Lets start */
2092 $called = false;
2093 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2095 $cnt ++;
2096 if(!preg_match("/,/",$dn)){
2097 $next = false;
2098 }
2099 $object = preg_replace("/[,].*$/","",$dn);
2100 $dn = preg_replace("/^[^,]+,/","",$dn);
2102 $called = true;
2104 /* Check if current dn is valid */
2105 if($ldap!=NULL){
2106 $ldap->cd($dn);
2107 $ldap->cat($dn,array("dn"));
2108 if($ldap->count()){
2109 $ret[] = $keep.$object;
2110 $keep = "";
2111 }else{
2112 $keep .= $object.",";
2113 }
2114 }else{
2115 $ret[] = $keep.$object;
2116 $keep = "";
2117 }
2118 }
2120 /* No dn was posted */
2121 if($cnt == 0 && !empty($dn)){
2122 $ret[] = $dn;
2123 }
2125 /* Append the rest */
2126 $test = $keep.$dn;
2127 if($called && !empty($test)){
2128 $ret[] = $keep.$dn;
2129 }
2130 $ret['count'] = count($ret) - 1;
2132 $diff = array_diff($ret,$Diff);
2133 if($diff){
2134 print_a(array("Diff" => $diff,"OLD" => $Diff,"NEW"=> $ret,"DEBUG"=> debug_backtrace()));
2135 }
2136 return($ret);
2137 }
2139 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2140 ?>