286e0a18bb275dd5acbdd2c38405338ada99a816
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]?)$/", $ip);
917 }
919 /* Checks if the given ip address dosen't match
920 "is_ip" because there is also a sub net mask given */
921 function is_ip_with_subnetmask($ip)
922 {
923 /* Generate list of valid submasks */
924 $res = array();
925 for($e = 0 ; $e <= 32; $e++){
926 $res[$e] = $e;
927 }
928 $i[0] =255;
929 $i[1] =255;
930 $i[2] =255;
931 $i[3] =255;
932 for($a= 3 ; $a >= 0 ; $a --){
933 $c = 1;
934 while($i[$a] > 0 ){
935 $str = $i[0].".".$i[1].".".$i[2].".".$i[3];
936 $res[$str] = $str;
937 $i[$a] -=$c;
938 $c = 2*$c;
939 }
940 }
941 $res["0.0.0.0"] = "0.0.0.0";
942 if(preg_match("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
943 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
944 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
945 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/", $ip)){
946 $mask = preg_replace("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
947 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
948 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
949 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/","",$ip);
951 $mask = preg_replace("/^\//","",$mask);
952 if((in_array("$mask",$res)) && preg_match("/^[0-9\.]/",$mask)){
953 return(TRUE);
954 }
955 }
956 return(FALSE);
957 }
959 /* Simple is domain check, it checks if the given string looks like "string(...).string" */
960 function is_domain($str)
961 {
962 return(preg_match("/^([a-z0-9i\-]*)\.[a-z0-9]*$/i",$str));
963 }
967 function is_id($id)
968 {
969 if ($id == ""){
970 return (FALSE);
971 }
973 return preg_match ("/^[0-9]+$/", $id);
974 }
977 function is_path($path)
978 {
979 if ($path == ""){
980 return (TRUE);
981 }
982 if (!preg_match('/^[a-z0-9%\/_.+-]+$/i', $path)){
983 return (FALSE);
984 }
986 return preg_match ("/\/.+$/", $path);
987 }
990 function is_email($address, $template= FALSE)
991 {
992 if ($address == ""){
993 return (TRUE);
994 }
995 if ($template){
996 return preg_match ("/^[._a-z0-9%-]+@[_a-z0-9-]+(\.[a-z0-9-]+)(\.[a-z0-9-]+)*$/i",
997 $address);
998 } else {
999 return preg_match ("/^[._a-z0-9-]+@[_a-z0-9-]+(\.[a-z0-9i-]+)(\.[a-z0-9-]+)*$/i",
1000 $address);
1001 }
1002 }
1005 function print_red()
1006 {
1007 /* Check number of arguments */
1008 if (func_num_args() < 1){
1009 return;
1010 }
1012 /* Get arguments, save string */
1013 $array = func_get_args();
1014 $string= $array[0];
1016 /* Step through arguments */
1017 for ($i= 1; $i<count($array); $i++){
1018 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1019 }
1021 if((!isset($_SESSION['errorsAlreadyPosted'])) || !is_array($_SESSION['errorsAlreadyPosted'])){
1022 $_SESSION['errorsAlreadyPosted'] = array();
1023 }
1025 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1026 the other case... */
1028 if (isset($_SESSION['DEBUGLEVEL'])){
1030 if($_SESSION['LastError'] == $string){
1032 if((!isset($_SESSION['errorsAlreadyPosted'][$string]))){
1033 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1034 }
1035 $_SESSION['errorsAlreadyPosted'][$string]++;
1037 }else{
1038 if($string != NULL){
1039 if (preg_match("/"._("LDAP error:")."/", $string)){
1040 $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.");
1041 $img= "images/error.png";
1042 } else {
1043 if (!preg_match('/[.!?]$/', $string)){
1044 $string.= ".";
1045 }
1046 $string= preg_replace('/<br>/', ' ', $string);
1047 $img= "images/warning.png";
1048 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1049 }
1051 if(isset($_SESSION['errors']) && strlen($_SESSION['errors'])==0) {
1052 $_SESSION['errors'].= "<div style='margin-left:15%;margin-top:100px;".
1053 "background-color:white;padding:5px;border:5px solid red;width:55%;z-index:150;".
1054 "position:absolute' id='e_layer'><table style='width:100%' summary='' border=0>".
1055 "<tr><td style='vertical-align:top;padding:10px'><img alt='' src='".
1056 get_template_path($img)."'></td>".
1057 "<td style='width:100%'><h1>"._("An error occured while processing your request").
1058 "</h1><b>$string</b><br><br>$addmsg</td></tr><tr><td colspan='2' align='center'><br><button ".
1059 (($_SESSION['js']==FALSE)?"type='submit'":"type='button'").
1060 " style='width:80px' onClick='hide(\"e_layer\")'>".
1061 _("OK")."</button></td></tr></table></div>";
1062 }
1064 }else{
1065 return;
1066 }
1067 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1069 }
1071 } else {
1072 echo "Error: $string\n";
1073 }
1074 $_SESSION['LastError'] = $string;
1075 }
1078 function gen_locked_message($user, $dn)
1079 {
1080 global $plug, $config;
1082 $_SESSION['dn']= $dn;
1083 $ldap= $config->get_ldap_link();
1084 $ldap->cat ($user, array('uid', 'cn'));
1085 $attrs= $ldap->fetch();
1087 /* Stop if we have no user here... */
1088 if (count($attrs)){
1089 $uid= $attrs["uid"][0];
1090 $cn= $attrs["cn"][0];
1091 } else {
1092 $uid= $attrs["uid"][0];
1093 $cn= $attrs["cn"][0];
1094 }
1096 $remove= false;
1098 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1099 if((isset($_SESSION['LOCK_VARS_TO_USE']))&&(count($_SESSION['LOCK_VARS_TO_USE']))){
1100 $_SESSION['LOCK_VARS_USED'] =array();
1101 foreach($_SESSION['LOCK_VARS_TO_USE'] as $name){
1103 if(empty($name)) continue;
1104 foreach($_POST as $Pname => $Pvalue){
1105 if(preg_match($name,$Pname)){
1106 $_SESSION['LOCK_VARS_USED'][$Pname] = $_POST[$Pname];
1107 }
1108 }
1110 foreach($_GET as $Pname => $Pvalue){
1111 if(preg_match($name,$Pname)){
1112 $_SESSION['LOCK_VARS_USED'][$Pname] = $_GET[$Pname];
1113 }
1114 }
1115 }
1116 $_SESSION['LOCK_VARS_TO_USE'] =array();
1117 }
1119 /* Prepare and show template */
1120 $smarty= get_smarty();
1121 $smarty->assign ("dn", $dn);
1122 if ($remove){
1123 $smarty->assign ("action", _("Continue anyway"));
1124 } else {
1125 $smarty->assign ("action", _("Edit anyway"));
1126 }
1127 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry '%s' which appears to be used by '%s'. Please contact the person in order to clarify proceedings."), "<b>".$dn."</b>", "<b><a href=\"main.php?plug=0&viewid=$uid\">$cn</a></b>"));
1129 return ($smarty->fetch (get_template_path('islocked.tpl')));
1130 }
1133 function to_string ($value)
1134 {
1135 /* If this is an array, generate a text blob */
1136 if (is_array($value)){
1137 $ret= "";
1138 foreach ($value as $line){
1139 $ret.= $line."<br>\n";
1140 }
1141 return ($ret);
1142 } else {
1143 return ($value);
1144 }
1145 }
1148 function get_printer_list($cups_server)
1149 {
1150 global $config;
1152 $res= array();
1154 /* Use CUPS, if we've access to it */
1155 if (function_exists('cups_get_dest_list')){
1156 $dest_list= cups_get_dest_list ($cups_server);
1158 foreach ($dest_list as $prt){
1159 $attr= cups_get_printer_attributes ($cups_server, $prt->name);
1161 foreach ($attr as $prt_info){
1162 if ($prt_info->name == "printer-info"){
1163 $info= $prt_info->value;
1164 break;
1165 }
1166 }
1167 $res[$prt->name]= "$info [$prt->name]";
1168 }
1170 /* CUPS is not available, try lpstat as a replacement */
1171 } else {
1172 $ar = false;
1173 exec("lpstat -p", $ar);
1174 foreach($ar as $val){
1175 @list($dummy, $printer, $rest)= split(' ', $val, 3);
1176 if (preg_match('/^[^@]+$/', $printer)){
1177 $res[$printer]= "$printer";
1178 }
1179 }
1180 }
1182 /* Merge in printers from LDAP */
1183 $ldap= $config->get_ldap_link();
1184 $ldap->cd ($config->current['BASE']);
1185 $ui= get_userinfo();
1186 if (preg_match('/TRUE/i', $config->current['STRICT_UNITS']) && $ui->gosaUnitTag != ""){
1187 $ldap->search('((objectClass=gotoPrinter)(gosaUnitTag='.$ui->gosaUnitTag.'))', array('cn'));
1188 } else {
1189 $ldap->search('(objectClass=gotoPrinter)', array('cn'));
1190 }
1192 return $res;
1193 }
1196 function sess_del ($var)
1197 {
1198 /* New style */
1199 unset ($_SESSION[$var]);
1201 /* ... work around, since the first one
1202 doesn't seem to work all the time */
1203 session_unregister ($var);
1204 }
1207 function show_errors($message)
1208 {
1209 $complete= "";
1211 /* Assemble the message array to a plain string */
1212 foreach ($message as $error){
1213 if ($complete == ""){
1214 $complete= $error;
1215 } else {
1216 $complete= "$error<br>$complete";
1217 }
1218 }
1220 /* Fill ERROR variable with nice error dialog */
1221 print_red($complete);
1222 }
1225 function show_ldap_error($message, $addon= "")
1226 {
1227 if (!preg_match("/Success/i", $message)){
1228 if ($addon == ""){
1229 print_red (_("LDAP error: $message"));
1230 } else {
1231 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1232 }
1233 return TRUE;
1234 } else {
1235 return FALSE;
1236 }
1237 }
1240 function rewrite($s)
1241 {
1242 global $REWRITE;
1244 foreach ($REWRITE as $key => $val){
1245 $s= preg_replace("/$key/", "$val", $s);
1246 }
1248 return ($s);
1249 }
1252 function dn2base($dn)
1253 {
1254 global $config;
1256 if (get_people_ou() != ""){
1257 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1258 }
1259 if (get_groups_ou() != ""){
1260 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1261 }
1262 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1264 return ($base);
1265 }
1269 function check_command($cmdline)
1270 {
1271 $cmd= preg_replace("/ .*$/", "", $cmdline);
1273 /* Check if command exists in filesystem */
1274 if (!file_exists($cmd)){
1275 return (FALSE);
1276 }
1278 /* Check if command is executable */
1279 if (!is_executable($cmd)){
1280 return (FALSE);
1281 }
1283 return (TRUE);
1284 }
1287 function print_header($image, $headline, $info= "")
1288 {
1289 $display= "<div class=\"plugtop\">\n";
1290 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1291 $display.= "</div>\n";
1293 if ($info != ""){
1294 $display.= "<div class=\"pluginfo\">\n";
1295 $display.= "$info";
1296 $display.= "</div>\n";
1297 } else {
1298 $display.= "<div style=\"height:5px;\">\n";
1299 $display.= " ";
1300 $display.= "</div>\n";
1301 }
1302 if (isset($_SESSION['errors'])){
1303 $display.= $_SESSION['errors'];
1304 }
1306 return ($display);
1307 }
1310 function register_global($name, $object)
1311 {
1312 $_SESSION[$name]= $object;
1313 }
1316 function is_global($name)
1317 {
1318 return isset($_SESSION[$name]);
1319 }
1322 function get_global($name)
1323 {
1324 return $_SESSION[$name];
1325 }
1328 function range_selector($dcnt,$start,$range=25,$post_var=false)
1329 {
1331 /* Entries shown left and right from the selected entry */
1332 $max_entries= 10;
1334 /* Initialize and take care that max_entries is even */
1335 $output="";
1336 if ($max_entries & 1){
1337 $max_entries++;
1338 }
1340 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1341 $range= $_POST[$post_var];
1342 }
1344 /* Prevent output to start or end out of range */
1345 if ($start < 0 ){
1346 $start= 0 ;
1347 }
1348 if ($start >= $dcnt){
1349 $start= $range * (int)(($dcnt / $range) + 0.5);
1350 }
1352 $numpages= (($dcnt / $range));
1353 if(((int)($numpages))!=($numpages)){
1354 $numpages = (int)$numpages + 1;
1355 }
1356 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1357 return ("");
1358 }
1359 $ppage= (int)(($start / $range) + 0.5);
1362 /* Align selected page to +/- max_entries/2 */
1363 $begin= $ppage - $max_entries/2;
1364 $end= $ppage + $max_entries/2;
1366 /* Adjust begin/end, so that the selected value is somewhere in
1367 the middle and the size is max_entries if possible */
1368 if ($begin < 0){
1369 $end-= $begin + 1;
1370 $begin= 0;
1371 }
1372 if ($end > $numpages) {
1373 $end= $numpages;
1374 }
1375 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1376 $begin= $end - $max_entries;
1377 }
1379 if($post_var){
1380 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1381 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1382 }else{
1383 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1384 }
1386 /* Draw decrement */
1387 if ($start > 0 ) {
1388 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1389 (($start-$range))."\">".
1390 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1391 }
1393 /* Draw pages */
1394 for ($i= $begin; $i < $end; $i++) {
1395 if ($ppage == $i){
1396 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1397 validate($_GET['plug'])."&start=".
1398 ($i*$range)."\"> ".($i+1)." </a>";
1399 } else {
1400 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1401 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1402 }
1403 }
1405 /* Draw increment */
1406 if($start < ($dcnt-$range)) {
1407 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1408 (($start+($range)))."\">".
1409 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1410 }
1412 if(($post_var)&&($numpages)){
1413 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1414 foreach(array(20,50,100,200,"all") as $num){
1415 if($num == "all"){
1416 $var = 10000;
1417 }else{
1418 $var = $num;
1419 }
1420 if($var == $range){
1421 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1422 }else{
1423 $output.="\n<option value='".$var."'>".$num."</option>";
1424 }
1425 }
1426 $output.= "</select></td></tr></table></div>";
1427 }else{
1428 $output.= "</div>";
1429 }
1431 return($output);
1432 }
1435 function apply_filter()
1436 {
1437 $apply= "";
1439 $apply= ''.
1440 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1441 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1443 return ($apply);
1444 }
1447 function back_to_main()
1448 {
1449 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1450 _("Back").'"></p><input type="hidden" name="ignore">';
1452 return ($string);
1453 }
1456 function normalize_netmask($netmask)
1457 {
1458 /* Check for notation of netmask */
1459 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1460 $num= (int)($netmask);
1461 $netmask= "";
1463 for ($byte= 0; $byte<4; $byte++){
1464 $result=0;
1466 for ($i= 7; $i>=0; $i--){
1467 if ($num-- > 0){
1468 $result+= pow(2,$i);
1469 }
1470 }
1472 $netmask.= $result.".";
1473 }
1475 return (preg_replace('/\.$/', '', $netmask));
1476 }
1478 return ($netmask);
1479 }
1482 function netmask_to_bits($netmask)
1483 {
1484 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1485 $res= 0;
1487 for ($n= 0; $n<4; $n++){
1488 $start= 255;
1489 $name= "nm$n";
1491 for ($i= 0; $i<8; $i++){
1492 if ($start == (int)($$name)){
1493 $res+= 8 - $i;
1494 break;
1495 }
1496 $start-= pow(2,$i);
1497 }
1498 }
1500 return ($res);
1501 }
1504 function recurse($rule, $variables)
1505 {
1506 $result= array();
1508 if (!count($variables)){
1509 return array($rule);
1510 }
1512 reset($variables);
1513 $key= key($variables);
1514 $val= current($variables);
1515 unset ($variables[$key]);
1517 foreach($val as $possibility){
1518 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1519 $result= array_merge($result, recurse($nrule, $variables));
1520 }
1522 return ($result);
1523 }
1526 function expand_id($rule, $attributes)
1527 {
1528 /* Check for id rule */
1529 if(preg_match('/^id(:|#)\d+$/',$rule)){
1530 return (array("\{$rule}"));
1531 }
1533 /* Check for clean attribute */
1534 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1535 $rule= preg_replace('/^%/', '', $rule);
1536 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1537 return (array($val));
1538 }
1540 /* Check for attribute with parameters */
1541 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1542 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1543 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1544 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1545 $start= preg_replace ('/-.*$/', '', $param);
1546 $stop = preg_replace ('/^[^-]+-/', '', $param);
1548 /* Assemble results */
1549 $result= array();
1550 for ($i= $start; $i<= $stop; $i++){
1551 $result[]= substr($val, 0, $i);
1552 }
1553 return ($result);
1554 }
1556 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1557 return (array($rule));
1558 }
1561 function gen_uids($rule, $attributes)
1562 {
1563 global $config;
1565 /* Search for keys and fill the variables array with all
1566 possible values for that key. */
1567 $part= "";
1568 $trigger= false;
1569 $stripped= "";
1570 $variables= array();
1572 for ($pos= 0; $pos < strlen($rule); $pos++){
1574 if ($rule[$pos] == "{" ){
1575 $trigger= true;
1576 $part= "";
1577 continue;
1578 }
1580 if ($rule[$pos] == "}" ){
1581 $variables[$pos]= expand_id($part, $attributes);
1582 $stripped.= "\{$pos}";
1583 $trigger= false;
1584 continue;
1585 }
1587 if ($trigger){
1588 $part.= $rule[$pos];
1589 } else {
1590 $stripped.= $rule[$pos];
1591 }
1592 }
1594 /* Recurse through all possible combinations */
1595 $proposed= recurse($stripped, $variables);
1597 /* Get list of used ID's */
1598 $used= array();
1599 $ldap= $config->get_ldap_link();
1600 $ldap->cd($config->current['BASE']);
1601 $ldap->search('(uid=*)');
1603 while($attrs= $ldap->fetch()){
1604 $used[]= $attrs['uid'][0];
1605 }
1607 /* Remove used uids and watch out for id tags */
1608 $ret= array();
1609 foreach($proposed as $uid){
1611 /* Check for id tag and modify uid if needed */
1612 if(preg_match('/\{id:\d+}/',$uid)){
1613 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1615 for ($i= 0; $i < pow(10,$size); $i++){
1616 $number= sprintf("%0".$size."d", $i);
1617 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1618 if (!in_array($res, $used)){
1619 $uid= $res;
1620 break;
1621 }
1622 }
1623 }
1625 if(preg_match('/\{id#\d+}/',$uid)){
1626 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1628 while (true){
1629 mt_srand((double) microtime()*1000000);
1630 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1631 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1632 if (!in_array($res, $used)){
1633 $uid= $res;
1634 break;
1635 }
1636 }
1637 }
1639 /* Don't assign used ones */
1640 if (!in_array($uid, $used)){
1641 $ret[]= $uid;
1642 }
1643 }
1645 return(array_unique($ret));
1646 }
1649 function array_search_r($needle, $key, $haystack){
1651 foreach($haystack as $index => $value){
1652 $match= 0;
1654 if (is_array($value)){
1655 $match= array_search_r($needle, $key, $value);
1656 }
1658 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1659 $match=1;
1660 }
1662 if ($match){
1663 return 1;
1664 }
1665 }
1667 return 0;
1668 }
1671 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1672 Need to convert... */
1673 function to_byte($value) {
1674 $value= strtolower(trim($value));
1676 if(!is_numeric(substr($value, -1))) {
1678 switch(substr($value, -1)) {
1679 case 'g':
1680 $mult= 1073741824;
1681 break;
1682 case 'm':
1683 $mult= 1048576;
1684 break;
1685 case 'k':
1686 $mult= 1024;
1687 break;
1688 }
1690 return ($mult * (int)substr($value, 0, -1));
1691 } else {
1692 return $value;
1693 }
1694 }
1697 function in_array_ics($value, $items)
1698 {
1699 if (!is_array($items)){
1700 return (FALSE);
1701 }
1703 foreach ($items as $item){
1704 if (strtolower($item) == strtolower($value)) {
1705 return (TRUE);
1706 }
1707 }
1709 return (FALSE);
1710 }
1713 function generate_alphabet($count= 10)
1714 {
1715 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1716 $alphabet= "";
1717 $c= 0;
1719 /* Fill cells with charaters */
1720 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1721 if ($c == 0){
1722 $alphabet.= "<tr>";
1723 }
1725 $ch = mb_substr($characters, $i, 1, "UTF8");
1726 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1727 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1729 if ($c++ == $count){
1730 $alphabet.= "</tr>";
1731 $c= 0;
1732 }
1733 }
1735 /* Fill remaining cells */
1736 while ($c++ <= $count){
1737 $alphabet.= "<td> </td>";
1738 }
1740 return ($alphabet);
1741 }
1744 function validate($string)
1745 {
1746 return (strip_tags(preg_replace('/\0/', '', $string)));
1747 }
1749 function get_gosa_version()
1750 {
1751 global $svn_revision, $svn_path;
1753 /* Extract informations */
1754 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1756 /* Release or development? */
1757 if (preg_match('%/gosa/trunk/%', $svn_path)){
1758 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1759 } else {
1760 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1761 return (sprintf(_("GOsa $release"), $revision));
1762 }
1763 }
1766 function rmdirRecursive($path, $followLinks=false) {
1767 $dir= opendir($path);
1768 while($entry= readdir($dir)) {
1769 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1770 unlink($path."/".$entry);
1771 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1772 rmdirRecursive($path."/".$entry);
1773 }
1774 }
1775 closedir($dir);
1776 return rmdir($path);
1777 }
1779 function scan_directory($path,$sort_desc=false)
1780 {
1781 $ret = false;
1783 /* is this a dir ? */
1784 if(is_dir($path)) {
1786 /* is this path a readable one */
1787 if(is_readable($path)){
1789 /* Get contents and write it into an array */
1790 $ret = array();
1792 $dir = opendir($path);
1794 /* Is this a correct result ?*/
1795 if($dir){
1796 while($fp = readdir($dir))
1797 $ret[]= $fp;
1798 }
1799 }
1800 }
1801 /* Sort array ascending , like scandir */
1802 sort($ret);
1804 /* Sort descending if parameter is sort_desc is set */
1805 if($sort_desc) {
1806 $ret = array_reverse($ret);
1807 }
1809 return($ret);
1810 }
1812 function clean_smarty_compile_dir($directory)
1813 {
1814 global $svn_revision;
1816 if(is_dir($directory) && is_readable($directory)) {
1817 // Set revision filename to REVISION
1818 $revision_file= $directory."/REVISION";
1820 /* Is there a stamp containing the current revision? */
1821 if(!file_exists($revision_file)) {
1822 // create revision file
1823 create_revision($revision_file, $svn_revision);
1824 } else {
1825 # check for "$config->...['CONFIG']/revision" and the
1826 # contents should match the revision number
1827 if(!compare_revision($revision_file, $svn_revision)){
1828 // If revision differs, clean compile directory
1829 foreach(scan_directory($directory) as $file) {
1830 if(($file==".")||($file=="..")) continue;
1831 if( is_file($directory."/".$file) &&
1832 is_writable($directory."/".$file)) {
1833 // delete file
1834 if(!unlink($directory."/".$file)) {
1835 print_red("File ".$directory."/".$file." could not be deleted.");
1836 // This should never be reached
1837 }
1838 } elseif(is_dir($directory."/".$file) &&
1839 is_writable($directory."/".$file)) {
1840 // Just recursively delete it
1841 rmdirRecursive($directory."/".$file);
1842 }
1843 }
1844 // We should now create a fresh revision file
1845 clean_smarty_compile_dir($directory);
1846 } else {
1847 // Revision matches, nothing to do
1848 }
1849 }
1850 } else {
1851 // Smarty compile dir is not accessible
1852 // (Smarty will warn about this)
1853 }
1854 }
1856 function create_revision($revision_file, $revision)
1857 {
1858 $result= false;
1860 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1861 if($fh= fopen($revision_file, "w")) {
1862 if(fwrite($fh, $revision)) {
1863 $result= true;
1864 }
1865 }
1866 fclose($fh);
1867 } else {
1868 print_red("Can not write to revision file");
1869 }
1871 return $result;
1872 }
1874 function compare_revision($revision_file, $revision)
1875 {
1876 // false means revision differs
1877 $result= false;
1879 if(file_exists($revision_file) && is_readable($revision_file)) {
1880 // Open file
1881 if($fh= fopen($revision_file, "r")) {
1882 // Compare File contents with current revision
1883 if($revision == fread($fh, filesize($revision_file))) {
1884 $result= true;
1885 }
1886 } else {
1887 print_red("Can not open revision file");
1888 }
1889 // Close file
1890 fclose($fh);
1891 }
1893 return $result;
1894 }
1896 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1897 {
1898 $str = ""; // Our return value will be saved in this var
1900 $color = dechex($percentage+150);
1901 $color2 = dechex(150 - $percentage);
1902 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1904 $progress = (int)(($percentage /100)*$width);
1906 /* Abort printing out percentage, if divs are to small */
1909 /* If theres a better solution for this, use it... */
1910 $str = "
1911 <div style=\" width:".($width)."px;
1912 height:".($height)."px;
1913 background-color:#000000;
1914 padding:1px;\">
1916 <div style=\" width:".($width)."px;
1917 background-color:#$bgcolor;
1918 height:".($height)."px;\">
1920 <div style=\" width:".$progress."px;
1921 height:".$height."px;
1922 background-color:#".$color2.$color2.$color."; \">";
1925 if(($height >10)&&($showvalue)){
1926 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
1927 <b>".$percentage."%</b>
1928 </font>";
1929 }
1931 $str.= "</div></div></div>";
1933 return($str);
1934 }
1937 function array_key_ics($ikey, $items)
1938 {
1939 /* Gather keys, make them lowercase */
1940 $tmp= array();
1941 foreach ($items as $key => $value){
1942 $tmp[strtolower($key)]= $key;
1943 }
1945 if (isset($tmp[strtolower($ikey)])){
1946 return($tmp[strtolower($ikey)]);
1947 }
1949 return ("");
1950 }
1953 function search_config($arr, $name, $return)
1954 {
1955 if (is_array($arr)){
1956 foreach ($arr as $a){
1957 if (isset($a['CLASS']) &&
1958 strtolower($a['CLASS']) == strtolower($name)){
1960 if (isset($a[$return])){
1961 return ($a[$return]);
1962 } else {
1963 return ("");
1964 }
1965 } else {
1966 $res= search_config ($a, $name, $return);
1967 if ($res != ""){
1968 return $res;
1969 }
1970 }
1971 }
1972 }
1973 return ("");
1974 }
1977 function array_differs($src, $dst)
1978 {
1979 /* If the count is differing, the arrays differ */
1980 if (count ($src) != count ($dst)){
1981 return (TRUE);
1982 }
1984 /* So the count is the same - lets check the contents */
1985 $differs= FALSE;
1986 foreach($src as $value){
1987 if (!in_array($value, $dst)){
1988 $differs= TRUE;
1989 }
1990 }
1992 return ($differs);
1993 }
1996 function saveFilter($a_filter, $values)
1997 {
1998 if (isset($_POST['regexit'])){
1999 $a_filter["regex"]= $_POST['regexit'];
2001 foreach($values as $type){
2002 if (isset($_POST[$type])) {
2003 $a_filter[$type]= "checked";
2004 } else {
2005 $a_filter[$type]= "";
2006 }
2007 }
2008 }
2010 /* React on alphabet links if needed */
2011 if (isset($_GET['search'])){
2012 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2013 if ($s == "**"){
2014 $s= "*";
2015 }
2016 $a_filter['regex']= $s;
2017 }
2019 return ($a_filter);
2020 }
2023 /* Escape all preg_* relevant characters */
2024 function normalizePreg($input)
2025 {
2026 return (addcslashes($input, '[]()|/.*+-'));
2027 }
2030 /* Escape all LDAP filter relevant characters */
2031 function normalizeLdap($input)
2032 {
2033 return (addcslashes($input, '()|'));
2034 }
2037 /* Resturns the difference between to microtime() results in float */
2038 function get_MicroTimeDiff($start , $stop)
2039 {
2040 $a = split("\ ",$start);
2041 $b = split("\ ",$stop);
2043 $secs = $b[1] - $a[1];
2044 $msecs= $b[0] - $a[0];
2046 $ret = (float) ($secs+ $msecs);
2047 return($ret);
2048 }
2051 /* Check if the given department name is valid */
2052 function is_department_name_reserved($name,$base)
2053 {
2054 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
2055 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
2056 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
2057 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles");
2059 /* Check if name is one of the reserved names */
2060 if(in_array_ics($name,$reservedName)) {
2061 return(true);
2062 }
2064 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
2065 foreach($follwedNames as $key => $names){
2066 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
2067 return(true);
2068 }
2069 }
2070 return(false);
2071 }
2074 function get_base_dir()
2075 {
2076 global $BASE_DIR;
2078 return $BASE_DIR;
2079 }
2082 function obj_is_readable($dn, $object, $attribute)
2083 {
2084 global $ui;
2086 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2087 }
2090 function obj_is_writable($dn, $object, $attribute)
2091 {
2092 global $ui;
2094 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2095 }
2098 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2099 {
2100 /* Initialize variables */
2101 $ret = array("count" => 0); // Set count to 0
2102 $next = true; // if false, then skip next loops and return
2103 $cnt = 0; // Current number of loops
2104 $max = 100; // Just for security, prevent looops
2105 $ldap = NULL; // To check if created result a valid
2106 $keep = ""; // save last failed parse string
2108 /* Check each parsed dn in ldap ? */
2109 if($config!=NULL && $verify_in_ldap){
2110 $ldap = $config->get_ldap_link();
2111 }
2113 $Diff = ldap_explode_dn($dn,0);
2115 /* Lets start */
2116 $called = false;
2117 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2119 $cnt ++;
2120 if(!preg_match("/,/",$dn)){
2121 $next = false;
2122 }
2123 $object = preg_replace("/[,].*$/","",$dn);
2124 $dn = preg_replace("/^[^,]+,/","",$dn);
2126 $called = true;
2128 /* Check if current dn is valid */
2129 if($ldap!=NULL){
2130 $ldap->cd($dn);
2131 $ldap->cat($dn,array("dn"));
2132 if($ldap->count()){
2133 $ret[] = $keep.$object;
2134 $keep = "";
2135 }else{
2136 $keep .= $object.",";
2137 }
2138 }else{
2139 $ret[] = $keep.$object;
2140 $keep = "";
2141 }
2142 }
2144 /* Append the rest */
2145 $test = $keep.$dn;
2146 if($called && !empty($test)){
2147 $ret[] = $keep.$dn;
2148 }
2149 $ret['count'] = count($ret) - 1;
2151 $diff = array_diff($ret,$Diff);
2152 if($diff){
2153 print_a(array("Diff" => $diff,"OLD" => $Diff,"NEW"=> $ret,"DEBUG"=> debug_backtrace()));
2154 }
2155 return($ret);
2156 }
2158 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2159 ?>