21e35a8220c6fdba8bed1db0f95b298333d67127
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($q));
732 }
733 }
734 }
735 }
738 function get_permissions ($dn, $subtreeACL)
739 {
740 global $config;
741 echo "get_permissions() - is deprecated <br>";
742 return array("none");
744 $base= $config->current['BASE'];
745 $tmp= "d,".$dn;
746 $sacl= array();
748 /* Sort subacl's for lenght to simplify matching
749 for subtrees */
750 foreach ($subtreeACL as $key => $value){
751 $sacl[$key]= strlen($key);
752 }
753 arsort ($sacl);
754 reset ($sacl);
756 /* Successively remove leading parts of the dn's until
757 it doesn't contain commas anymore */
758 $tmp_dn= preg_replace('/\\\\,/', '<GOSA#REPLACED#KOMMA>', $tmp);
759 while (preg_match('/,/', $tmp_dn)){
760 $tmp_dn= ltrim(strstr($tmp_dn, ","), ",");
761 $tmp= preg_replace('/\<GOSA#REPLACED#KOMMA\>/', '\\,', $tmp);
763 /* Check for acl that may apply */
764 foreach ($sacl as $key => $value){
765 if (preg_match("/$key$/", $tmp)){
766 return ($subtreeACL[$key]);
767 }
768 }
769 }
771 return array("");
772 }
775 function get_module_permission($acl_array, $module, $dn)
776 {
777 global $ui;
778 echo "get_module_permissions() - to be removed<br>";
780 $final= "";
781 foreach($acl_array as $acl){
783 /* Check for selfflag (!) in ACL to determine if
784 the user is allowed to change parts of his/her
785 own account */
786 if (preg_match("/^!/", $acl)){
787 if ($dn != "" && $dn != $ui->dn){
789 /* No match for own DN, give up on this ACL */
790 continue;
792 } else {
794 /* Matches own DN, remove the selfflag */
795 $acl= preg_replace("/^!/", "", $acl);
797 }
798 }
800 /* Remove leading garbage */
801 $acl= preg_replace("/^:/", "", $acl);
803 /* Discover if we've access to the submodule by comparing
804 all allowed submodules specified in the ACL */
805 $tmp= split(",", $acl);
806 foreach ($tmp as $mod){
807 if (preg_match("/^$module#/", $mod)){
808 $final= strstr($mod, "#")."#";
809 continue;
810 }
811 if (preg_match("/[^#]$module$/", $mod)){
812 return ("#all#");
813 }
814 if (preg_match("/^all$/", $mod)){
815 return ("#all#");
816 }
817 }
818 }
820 /* Return assembled ACL, or none */
821 if ($final != ""){
822 return (preg_replace('/##/', '#', $final));
823 }
825 /* Nothing matches - disable access for this object */
826 return ("#none#");
827 }
830 function get_userinfo()
831 {
832 global $ui;
834 return $ui;
835 }
838 function get_smarty()
839 {
840 global $smarty;
842 return $smarty;
843 }
846 function convert_department_dn($dn)
847 {
848 $dep= "";
850 /* Build a sub-directory style list of the tree level
851 specified in $dn */
852 foreach (split(',', $dn) as $rdn){
854 /* We're only interested in organizational units... */
855 if (substr($rdn,0,3) == 'ou='){
856 $dep= substr($rdn,3)."/$dep";
857 }
859 /* ... and location objects */
860 if (substr($rdn,0,2) == 'l='){
861 $dep= substr($rdn,2)."/$dep";
862 }
863 }
865 /* Return and remove accidently trailing slashes */
866 return rtrim($dep, "/");
867 }
870 /* Strip off the last sub department part of a '/level1/level2/.../'
871 * style value. It removes the trailing '/', too. */
872 function get_sub_department($value)
873 {
874 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
875 }
878 function get_ou($name)
879 {
880 global $config;
882 /* Preset ou... */
883 if (isset($config->current[$name])){
884 $ou= $config->current[$name];
885 } else {
886 return "";
887 }
889 if ($ou != ""){
890 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
891 return @LDAP::convert("ou=$ou,");
892 } else {
893 return @LDAP::convert("$ou,");
894 }
895 } else {
896 return "";
897 }
898 }
901 function get_people_ou()
902 {
903 return (get_ou("PEOPLE"));
904 }
907 function get_groups_ou()
908 {
909 return (get_ou("GROUPS"));
910 }
913 function get_winstations_ou()
914 {
915 return (get_ou("WINSTATIONS"));
916 }
919 function get_base_from_people($dn)
920 {
921 global $config;
923 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
924 $base= preg_replace($pattern, '', $dn);
926 /* Set to base, if we're not on a correct subtree */
927 if (!isset($config->idepartments[$base])){
928 $base= $config->current['BASE'];
929 }
931 return ($base);
932 }
935 function chkacl($acl, $name)
936 {
937 /* Look for attribute in ACL */
938 return ("'\"> CHKACL is deprecated use this::getacl() instead <\"'");
939 }
942 function is_phone_nr($nr)
943 {
944 if ($nr == ""){
945 return (TRUE);
946 }
948 return preg_match ("/^[\/0-9 ()+*-]+$/", $nr);
949 }
952 function is_url($url)
953 {
954 if ($url == ""){
955 return (TRUE);
956 }
958 return preg_match ("/^(http|https):\/\/((?:[a-zA-Z0-9_-]+\.?)+):?(\d*)/", $url);
959 }
962 function is_dn($dn)
963 {
964 if ($dn == ""){
965 return (TRUE);
966 }
968 return preg_match ("/^[a-z0-9 _-]+$/i", $dn);
969 }
972 function is_uid($uid)
973 {
974 global $config;
976 if ($uid == ""){
977 return (TRUE);
978 }
980 /* STRICT adds spaces and case insenstivity to the uid check.
981 This is dangerous and should not be used. */
982 if (isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT'])){
983 return preg_match ("/^[a-z0-9 _.-]+$/i", $uid);
984 } else {
985 return preg_match ("/^[a-z0-9_-]+$/", $uid);
986 }
987 }
990 function is_ip($ip)
991 {
992 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]?)$/", $ip);
993 }
995 /* Checks if the given ip address dosen't match
996 "is_ip" because there is also a sub net mask given */
997 function is_ip_with_subnetmask($ip)
998 {
999 /* Generate list of valid submasks */
1000 $res = array();
1001 for($e = 0 ; $e <= 32; $e++){
1002 $res[$e] = $e;
1003 }
1004 $i[0] =255;
1005 $i[1] =255;
1006 $i[2] =255;
1007 $i[3] =255;
1008 for($a= 3 ; $a >= 0 ; $a --){
1009 $c = 1;
1010 while($i[$a] > 0 ){
1011 $str = $i[0].".".$i[1].".".$i[2].".".$i[3];
1012 $res[$str] = $str;
1013 $i[$a] -=$c;
1014 $c = 2*$c;
1015 }
1016 }
1017 $res["0.0.0.0"] = "0.0.0.0";
1018 if(preg_match("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1019 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1020 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1021 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/", $ip)){
1022 $mask = preg_replace("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1023 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1024 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1025 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/","",$ip);
1027 $mask = preg_replace("/^\//","",$mask);
1028 if((in_array("$mask",$res)) && preg_match("/^[0-9\.]/",$mask)){
1029 return(TRUE);
1030 }
1031 }
1032 return(FALSE);
1033 }
1035 /* Simple is domain check, it checks if the given string looks like "string(...).string" */
1036 function is_domain($str)
1037 {
1038 return(preg_match("/^([a-z0-9i\-]*)\.[a-z0-9]*$/i",$str));
1039 }
1043 function is_id($id)
1044 {
1045 if ($id == ""){
1046 return (FALSE);
1047 }
1049 return preg_match ("/^[0-9]+$/", $id);
1050 }
1053 function is_path($path)
1054 {
1055 if ($path == ""){
1056 return (TRUE);
1057 }
1058 if (!preg_match('/^[a-z0-9%\/_.+-]+$/i', $path)){
1059 return (FALSE);
1060 }
1062 return preg_match ("/\/.+$/", $path);
1063 }
1066 function is_email($address, $template= FALSE)
1067 {
1068 if ($address == ""){
1069 return (TRUE);
1070 }
1071 if ($template){
1072 return preg_match ("/^[._a-z0-9%-]+@[_a-z0-9-]+(\.[a-z0-9-]+)(\.[a-z0-9-]+)*$/i",
1073 $address);
1074 } else {
1075 return preg_match ("/^[._a-z0-9-]+@[_a-z0-9-]+(\.[a-z0-9i-]+)(\.[a-z0-9-]+)*$/i",
1076 $address);
1077 }
1078 }
1081 function print_red()
1082 {
1083 /* Check number of arguments */
1084 if (func_num_args() < 1){
1085 return;
1086 }
1088 /* Get arguments, save string */
1089 $array = func_get_args();
1090 $string= $array[0];
1092 /* Step through arguments */
1093 for ($i= 1; $i<count($array); $i++){
1094 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1095 }
1097 if((!isset($_SESSION['errorsAlreadyPosted'])) || !is_array($_SESSION['errorsAlreadyPosted'])){
1098 $_SESSION['errorsAlreadyPosted'] = array();
1099 }
1101 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1102 the other case... */
1104 if (isset($_SESSION['DEBUGLEVEL'])){
1106 if($_SESSION['LastError'] == $string){
1108 if((!isset($_SESSION['errorsAlreadyPosted'][$string]))){
1109 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1110 }
1111 $_SESSION['errorsAlreadyPosted'][$string]++;
1113 }else{
1114 if($string != NULL){
1115 if (preg_match("/"._("LDAP error:")."/", $string)){
1116 $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.");
1117 $img= "images/error.png";
1118 } else {
1119 if (!preg_match('/[.!?]$/', $string)){
1120 $string.= ".";
1121 }
1122 $string= preg_replace('/<br>/', ' ', $string);
1123 $img= "images/warning.png";
1124 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1125 }
1127 if(isset($_SESSION['errors']) && strlen($_SESSION['errors'])==0) {
1128 $_SESSION['errors'].= "<div style='margin-left:15%;margin-top:100px;".
1129 "background-color:white;padding:5px;border:5px solid red;width:55%;z-index:150;".
1130 "position:absolute' id='e_layer'><table style='width:100%' summary='' border=0>".
1131 "<tr><td style='vertical-align:top;padding:10px'><img alt='' src='".
1132 get_template_path($img)."'></td>".
1133 "<td style='width:100%'><h1>"._("An error occured while processing your request").
1134 "</h1><b>$string</b><br><br>$addmsg</td></tr><tr><td colspan='2' align='center'><br><button ".
1135 (($_SESSION['js']==FALSE)?"type='submit'":"type='button'").
1136 " style='width:80px' onClick='hide(\"e_layer\")'>".
1137 _("OK")."</button></td></tr></table></div>";
1138 }
1140 }else{
1141 return;
1142 }
1143 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1145 }
1147 } else {
1148 echo "Error: $string\n";
1149 }
1150 $_SESSION['LastError'] = $string;
1151 }
1154 function gen_locked_message($user, $dn)
1155 {
1156 global $plug, $config;
1158 $_SESSION['dn']= $dn;
1159 $ldap= $config->get_ldap_link();
1160 $ldap->cat ($user, array('uid', 'cn'));
1161 $attrs= $ldap->fetch();
1163 /* Stop if we have no user here... */
1164 if (count($attrs)){
1165 $uid= $attrs["uid"][0];
1166 $cn= $attrs["cn"][0];
1167 } else {
1168 $uid= $attrs["uid"][0];
1169 $cn= $attrs["cn"][0];
1170 }
1172 $remove= false;
1174 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1175 if((isset($_SESSION['LOCK_VARS_TO_USE']))&&(count($_SESSION['LOCK_VARS_TO_USE']))){
1176 $_SESSION['LOCK_VARS_USED'] =array();
1177 foreach($_SESSION['LOCK_VARS_TO_USE'] as $name){
1179 if(empty($name)) continue;
1180 foreach($_POST as $Pname => $Pvalue){
1181 if(preg_match($name,$Pname)){
1182 $_SESSION['LOCK_VARS_USED'][$Pname] = $_POST[$Pname];
1183 }
1184 }
1186 foreach($_GET as $Pname => $Pvalue){
1187 if(preg_match($name,$Pname)){
1188 $_SESSION['LOCK_VARS_USED'][$Pname] = $_GET[$Pname];
1189 }
1190 }
1191 }
1192 $_SESSION['LOCK_VARS_TO_USE'] =array();
1193 }
1195 /* Prepare and show template */
1196 $smarty= get_smarty();
1197 $smarty->assign ("dn", $dn);
1198 if ($remove){
1199 $smarty->assign ("action", _("Continue anyway"));
1200 } else {
1201 $smarty->assign ("action", _("Edit anyway"));
1202 }
1203 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry '%s' which appears to be used by '%s'. Please contact the person in order to clarify proceedings."), "<b>".$dn."</b>", "<b><a href=\"main.php?plug=0&viewid=$uid\">$cn</a></b>"));
1205 return ($smarty->fetch (get_template_path('islocked.tpl')));
1206 }
1209 function to_string ($value)
1210 {
1211 /* If this is an array, generate a text blob */
1212 if (is_array($value)){
1213 $ret= "";
1214 foreach ($value as $line){
1215 $ret.= $line."<br>\n";
1216 }
1217 return ($ret);
1218 } else {
1219 return ($value);
1220 }
1221 }
1224 function get_printer_list($cups_server)
1225 {
1226 global $config;
1228 $res= array();
1230 /* Use CUPS, if we've access to it */
1231 if (function_exists('cups_get_dest_list')){
1232 $dest_list= cups_get_dest_list ($cups_server);
1234 foreach ($dest_list as $prt){
1235 $attr= cups_get_printer_attributes ($cups_server, $prt->name);
1237 foreach ($attr as $prt_info){
1238 if ($prt_info->name == "printer-info"){
1239 $info= $prt_info->value;
1240 break;
1241 }
1242 }
1243 $res[$prt->name]= "$info [$prt->name]";
1244 }
1246 /* CUPS is not available, try lpstat as a replacement */
1247 } else {
1248 $ar = false;
1249 exec("lpstat -p", $ar);
1250 foreach($ar as $val){
1251 @list($dummy, $printer, $rest)= split(' ', $val, 3);
1252 if (preg_match('/^[^@]+$/', $printer)){
1253 $res[$printer]= "$printer";
1254 }
1255 }
1256 }
1258 /* Merge in printers from LDAP */
1259 $ldap= $config->get_ldap_link();
1260 $ldap->cd ($config->current['BASE']);
1261 $ui= get_userinfo();
1262 if (preg_match('/TRUE/i', $config->current['STRICT_UNITS']) && $ui->gosaUnitTag != ""){
1263 $ldap->search('((objectClass=gotoPrinter)(gosaUnitTag='.$ui->gosaUnitTag.'))', array('cn'));
1264 } else {
1265 $ldap->search('(objectClass=gotoPrinter)', array('cn'));
1266 }
1268 return $res;
1269 }
1272 function sess_del ($var)
1273 {
1274 /* New style */
1275 unset ($_SESSION[$var]);
1277 /* ... work around, since the first one
1278 doesn't seem to work all the time */
1279 session_unregister ($var);
1280 }
1283 function show_errors($message)
1284 {
1285 $complete= "";
1287 /* Assemble the message array to a plain string */
1288 foreach ($message as $error){
1289 if ($complete == ""){
1290 $complete= $error;
1291 } else {
1292 $complete= "$error<br>$complete";
1293 }
1294 }
1296 /* Fill ERROR variable with nice error dialog */
1297 print_red($complete);
1298 }
1301 function show_ldap_error($message, $addon= "")
1302 {
1303 if (!preg_match("/Success/i", $message)){
1304 if ($addon == ""){
1305 print_red (_("LDAP error: $message"));
1306 } else {
1307 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1308 }
1309 return TRUE;
1310 } else {
1311 return FALSE;
1312 }
1313 }
1316 function rewrite($s)
1317 {
1318 global $REWRITE;
1320 foreach ($REWRITE as $key => $val){
1321 $s= preg_replace("/$key/", "$val", $s);
1322 }
1324 return ($s);
1325 }
1328 function dn2base($dn)
1329 {
1330 global $config;
1332 if (get_people_ou() != ""){
1333 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1334 }
1335 if (get_groups_ou() != ""){
1336 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1337 }
1338 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1340 return ($base);
1341 }
1345 function check_command($cmdline)
1346 {
1347 $cmd= preg_replace("/ .*$/", "", $cmdline);
1349 /* Check if command exists in filesystem */
1350 if (!file_exists($cmd)){
1351 return (FALSE);
1352 }
1354 /* Check if command is executable */
1355 if (!is_executable($cmd)){
1356 return (FALSE);
1357 }
1359 return (TRUE);
1360 }
1363 function print_header($image, $headline, $info= "")
1364 {
1365 $display= "<div class=\"plugtop\">\n";
1366 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1367 $display.= "</div>\n";
1369 if ($info != ""){
1370 $display.= "<div class=\"pluginfo\">\n";
1371 $display.= "$info";
1372 $display.= "</div>\n";
1373 } else {
1374 $display.= "<div style=\"height:5px;\">\n";
1375 $display.= " ";
1376 $display.= "</div>\n";
1377 }
1378 if (isset($_SESSION['errors'])){
1379 $display.= $_SESSION['errors'];
1380 }
1382 return ($display);
1383 }
1386 function register_global($name, $object)
1387 {
1388 $_SESSION[$name]= $object;
1389 }
1392 function is_global($name)
1393 {
1394 return isset($_SESSION[$name]);
1395 }
1398 function get_global($name)
1399 {
1400 return $_SESSION[$name];
1401 }
1404 function range_selector($dcnt,$start,$range=25,$post_var=false)
1405 {
1407 /* Entries shown left and right from the selected entry */
1408 $max_entries= 10;
1410 /* Initialize and take care that max_entries is even */
1411 $output="";
1412 if ($max_entries & 1){
1413 $max_entries++;
1414 }
1416 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1417 $range= $_POST[$post_var];
1418 }
1420 /* Prevent output to start or end out of range */
1421 if ($start < 0 ){
1422 $start= 0 ;
1423 }
1424 if ($start >= $dcnt){
1425 $start= $range * (int)(($dcnt / $range) + 0.5);
1426 }
1428 $numpages= (($dcnt / $range));
1429 if(((int)($numpages))!=($numpages)){
1430 $numpages = (int)$numpages + 1;
1431 }
1432 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1433 return ("");
1434 }
1435 $ppage= (int)(($start / $range) + 0.5);
1438 /* Align selected page to +/- max_entries/2 */
1439 $begin= $ppage - $max_entries/2;
1440 $end= $ppage + $max_entries/2;
1442 /* Adjust begin/end, so that the selected value is somewhere in
1443 the middle and the size is max_entries if possible */
1444 if ($begin < 0){
1445 $end-= $begin + 1;
1446 $begin= 0;
1447 }
1448 if ($end > $numpages) {
1449 $end= $numpages;
1450 }
1451 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1452 $begin= $end - $max_entries;
1453 }
1455 if($post_var){
1456 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1457 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1458 }else{
1459 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1460 }
1462 /* Draw decrement */
1463 if ($start > 0 ) {
1464 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1465 (($start-$range))."\">".
1466 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1467 }
1469 /* Draw pages */
1470 for ($i= $begin; $i < $end; $i++) {
1471 if ($ppage == $i){
1472 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1473 validate($_GET['plug'])."&start=".
1474 ($i*$range)."\"> ".($i+1)." </a>";
1475 } else {
1476 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1477 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1478 }
1479 }
1481 /* Draw increment */
1482 if($start < ($dcnt-$range)) {
1483 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1484 (($start+($range)))."\">".
1485 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1486 }
1488 if(($post_var)&&($numpages)){
1489 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1490 foreach(array(20,50,100,200,"all") as $num){
1491 if($num == "all"){
1492 $var = 10000;
1493 }else{
1494 $var = $num;
1495 }
1496 if($var == $range){
1497 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1498 }else{
1499 $output.="\n<option value='".$var."'>".$num."</option>";
1500 }
1501 }
1502 $output.= "</select></td></tr></table></div>";
1503 }else{
1504 $output.= "</div>";
1505 }
1507 return($output);
1508 }
1511 function apply_filter()
1512 {
1513 $apply= "";
1515 $apply= ''.
1516 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1517 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1519 return ($apply);
1520 }
1523 function back_to_main()
1524 {
1525 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1526 _("Back").'"></p><input type="hidden" name="ignore">';
1528 return ($string);
1529 }
1532 function normalize_netmask($netmask)
1533 {
1534 /* Check for notation of netmask */
1535 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1536 $num= (int)($netmask);
1537 $netmask= "";
1539 for ($byte= 0; $byte<4; $byte++){
1540 $result=0;
1542 for ($i= 7; $i>=0; $i--){
1543 if ($num-- > 0){
1544 $result+= pow(2,$i);
1545 }
1546 }
1548 $netmask.= $result.".";
1549 }
1551 return (preg_replace('/\.$/', '', $netmask));
1552 }
1554 return ($netmask);
1555 }
1558 function netmask_to_bits($netmask)
1559 {
1560 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1561 $res= 0;
1563 for ($n= 0; $n<4; $n++){
1564 $start= 255;
1565 $name= "nm$n";
1567 for ($i= 0; $i<8; $i++){
1568 if ($start == (int)($$name)){
1569 $res+= 8 - $i;
1570 break;
1571 }
1572 $start-= pow(2,$i);
1573 }
1574 }
1576 return ($res);
1577 }
1580 function recurse($rule, $variables)
1581 {
1582 $result= array();
1584 if (!count($variables)){
1585 return array($rule);
1586 }
1588 reset($variables);
1589 $key= key($variables);
1590 $val= current($variables);
1591 unset ($variables[$key]);
1593 foreach($val as $possibility){
1594 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1595 $result= array_merge($result, recurse($nrule, $variables));
1596 }
1598 return ($result);
1599 }
1602 function expand_id($rule, $attributes)
1603 {
1604 /* Check for id rule */
1605 if(preg_match('/^id(:|#)\d+$/',$rule)){
1606 return (array("\{$rule}"));
1607 }
1609 /* Check for clean attribute */
1610 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1611 $rule= preg_replace('/^%/', '', $rule);
1612 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1613 return (array($val));
1614 }
1616 /* Check for attribute with parameters */
1617 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1618 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1619 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1620 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1621 $start= preg_replace ('/-.*$/', '', $param);
1622 $stop = preg_replace ('/^[^-]+-/', '', $param);
1624 /* Assemble results */
1625 $result= array();
1626 for ($i= $start; $i<= $stop; $i++){
1627 $result[]= substr($val, 0, $i);
1628 }
1629 return ($result);
1630 }
1632 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1633 return (array($rule));
1634 }
1637 function gen_uids($rule, $attributes)
1638 {
1639 global $config;
1641 /* Search for keys and fill the variables array with all
1642 possible values for that key. */
1643 $part= "";
1644 $trigger= false;
1645 $stripped= "";
1646 $variables= array();
1648 for ($pos= 0; $pos < strlen($rule); $pos++){
1650 if ($rule[$pos] == "{" ){
1651 $trigger= true;
1652 $part= "";
1653 continue;
1654 }
1656 if ($rule[$pos] == "}" ){
1657 $variables[$pos]= expand_id($part, $attributes);
1658 $stripped.= "\{$pos}";
1659 $trigger= false;
1660 continue;
1661 }
1663 if ($trigger){
1664 $part.= $rule[$pos];
1665 } else {
1666 $stripped.= $rule[$pos];
1667 }
1668 }
1670 /* Recurse through all possible combinations */
1671 $proposed= recurse($stripped, $variables);
1673 /* Get list of used ID's */
1674 $used= array();
1675 $ldap= $config->get_ldap_link();
1676 $ldap->cd($config->current['BASE']);
1677 $ldap->search('(uid=*)');
1679 while($attrs= $ldap->fetch()){
1680 $used[]= $attrs['uid'][0];
1681 }
1683 /* Remove used uids and watch out for id tags */
1684 $ret= array();
1685 foreach($proposed as $uid){
1687 /* Check for id tag and modify uid if needed */
1688 if(preg_match('/\{id:\d+}/',$uid)){
1689 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1691 for ($i= 0; $i < pow(10,$size); $i++){
1692 $number= sprintf("%0".$size."d", $i);
1693 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1694 if (!in_array($res, $used)){
1695 $uid= $res;
1696 break;
1697 }
1698 }
1699 }
1701 if(preg_match('/\{id#\d+}/',$uid)){
1702 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1704 while (true){
1705 mt_srand((double) microtime()*1000000);
1706 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1707 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1708 if (!in_array($res, $used)){
1709 $uid= $res;
1710 break;
1711 }
1712 }
1713 }
1715 /* Don't assign used ones */
1716 if (!in_array($uid, $used)){
1717 $ret[]= $uid;
1718 }
1719 }
1721 return(array_unique($ret));
1722 }
1725 function array_search_r($needle, $key, $haystack){
1727 foreach($haystack as $index => $value){
1728 $match= 0;
1730 if (is_array($value)){
1731 $match= array_search_r($needle, $key, $value);
1732 }
1734 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1735 $match=1;
1736 }
1738 if ($match){
1739 return 1;
1740 }
1741 }
1743 return 0;
1744 }
1747 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1748 Need to convert... */
1749 function to_byte($value) {
1750 $value= strtolower(trim($value));
1752 if(!is_numeric(substr($value, -1))) {
1754 switch(substr($value, -1)) {
1755 case 'g':
1756 $mult= 1073741824;
1757 break;
1758 case 'm':
1759 $mult= 1048576;
1760 break;
1761 case 'k':
1762 $mult= 1024;
1763 break;
1764 }
1766 return ($mult * (int)substr($value, 0, -1));
1767 } else {
1768 return $value;
1769 }
1770 }
1773 function in_array_ics($value, $items)
1774 {
1775 if (!is_array($items)){
1776 return (FALSE);
1777 }
1779 foreach ($items as $item){
1780 if (strtolower($item) == strtolower($value)) {
1781 return (TRUE);
1782 }
1783 }
1785 return (FALSE);
1786 }
1789 function generate_alphabet($count= 10)
1790 {
1791 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1792 $alphabet= "";
1793 $c= 0;
1795 /* Fill cells with charaters */
1796 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1797 if ($c == 0){
1798 $alphabet.= "<tr>";
1799 }
1801 $ch = mb_substr($characters, $i, 1, "UTF8");
1802 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1803 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1805 if ($c++ == $count){
1806 $alphabet.= "</tr>";
1807 $c= 0;
1808 }
1809 }
1811 /* Fill remaining cells */
1812 while ($c++ <= $count){
1813 $alphabet.= "<td> </td>";
1814 }
1816 return ($alphabet);
1817 }
1820 function validate($string)
1821 {
1822 return (strip_tags(preg_replace('/\0/', '', $string)));
1823 }
1825 function get_gosa_version()
1826 {
1827 global $svn_revision, $svn_path;
1829 /* Extract informations */
1830 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1832 /* Release or development? */
1833 if (preg_match('%/gosa/trunk/%', $svn_path)){
1834 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1835 } else {
1836 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1837 return (sprintf(_("GOsa $release"), $revision));
1838 }
1839 }
1842 function rmdirRecursive($path, $followLinks=false) {
1843 $dir= opendir($path);
1844 while($entry= readdir($dir)) {
1845 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1846 unlink($path."/".$entry);
1847 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1848 rmdirRecursive($path."/".$entry);
1849 }
1850 }
1851 closedir($dir);
1852 return rmdir($path);
1853 }
1855 function scan_directory($path,$sort_desc=false)
1856 {
1857 $ret = false;
1859 /* is this a dir ? */
1860 if(is_dir($path)) {
1862 /* is this path a readable one */
1863 if(is_readable($path)){
1865 /* Get contents and write it into an array */
1866 $ret = array();
1868 $dir = opendir($path);
1870 /* Is this a correct result ?*/
1871 if($dir){
1872 while($fp = readdir($dir))
1873 $ret[]= $fp;
1874 }
1875 }
1876 }
1877 /* Sort array ascending , like scandir */
1878 sort($ret);
1880 /* Sort descending if parameter is sort_desc is set */
1881 if($sort_desc) {
1882 $ret = array_reverse($ret);
1883 }
1885 return($ret);
1886 }
1888 function clean_smarty_compile_dir($directory)
1889 {
1890 global $svn_revision;
1892 if(is_dir($directory) && is_readable($directory)) {
1893 // Set revision filename to REVISION
1894 $revision_file= $directory."/REVISION";
1896 /* Is there a stamp containing the current revision? */
1897 if(!file_exists($revision_file)) {
1898 // create revision file
1899 create_revision($revision_file, $svn_revision);
1900 } else {
1901 # check for "$config->...['CONFIG']/revision" and the
1902 # contents should match the revision number
1903 if(!compare_revision($revision_file, $svn_revision)){
1904 // If revision differs, clean compile directory
1905 foreach(scan_directory($directory) as $file) {
1906 if(($file==".")||($file=="..")) continue;
1907 if( is_file($directory."/".$file) &&
1908 is_writable($directory."/".$file)) {
1909 // delete file
1910 if(!unlink($directory."/".$file)) {
1911 print_red("File ".$directory."/".$file." could not be deleted.");
1912 // This should never be reached
1913 }
1914 } elseif(is_dir($directory."/".$file) &&
1915 is_writable($directory."/".$file)) {
1916 // Just recursively delete it
1917 rmdirRecursive($directory."/".$file);
1918 }
1919 }
1920 // We should now create a fresh revision file
1921 clean_smarty_compile_dir($directory);
1922 } else {
1923 // Revision matches, nothing to do
1924 }
1925 }
1926 } else {
1927 // Smarty compile dir is not accessible
1928 // (Smarty will warn about this)
1929 }
1930 }
1932 function create_revision($revision_file, $revision)
1933 {
1934 $result= false;
1936 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1937 if($fh= fopen($revision_file, "w")) {
1938 if(fwrite($fh, $revision)) {
1939 $result= true;
1940 }
1941 }
1942 fclose($fh);
1943 } else {
1944 print_red("Can not write to revision file");
1945 }
1947 return $result;
1948 }
1950 function compare_revision($revision_file, $revision)
1951 {
1952 // false means revision differs
1953 $result= false;
1955 if(file_exists($revision_file) && is_readable($revision_file)) {
1956 // Open file
1957 if($fh= fopen($revision_file, "r")) {
1958 // Compare File contents with current revision
1959 if($revision == fread($fh, filesize($revision_file))) {
1960 $result= true;
1961 }
1962 } else {
1963 print_red("Can not open revision file");
1964 }
1965 // Close file
1966 fclose($fh);
1967 }
1969 return $result;
1970 }
1972 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1973 {
1974 $str = ""; // Our return value will be saved in this var
1976 $color = dechex($percentage+150);
1977 $color2 = dechex(150 - $percentage);
1978 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1980 $progress = (int)(($percentage /100)*$width);
1982 /* Abort printing out percentage, if divs are to small */
1985 /* If theres a better solution for this, use it... */
1986 $str = "
1987 <div style=\" width:".($width)."px;
1988 height:".($height)."px;
1989 background-color:#000000;
1990 padding:1px;\">
1992 <div style=\" width:".($width)."px;
1993 background-color:#$bgcolor;
1994 height:".($height)."px;\">
1996 <div style=\" width:".$progress."px;
1997 height:".$height."px;
1998 background-color:#".$color2.$color2.$color."; \">";
2001 if(($height >10)&&($showvalue)){
2002 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
2003 <b>".$percentage."%</b>
2004 </font>";
2005 }
2007 $str.= "</div></div></div>";
2009 return($str);
2010 }
2013 function array_key_ics($ikey, $items)
2014 {
2015 /* Gather keys, make them lowercase */
2016 $tmp= array();
2017 foreach ($items as $key => $value){
2018 $tmp[strtolower($key)]= $key;
2019 }
2021 if (isset($tmp[strtolower($ikey)])){
2022 return($tmp[strtolower($ikey)]);
2023 }
2025 return ("");
2026 }
2029 function search_config($arr, $name, $return)
2030 {
2031 if (is_array($arr)){
2032 foreach ($arr as $a){
2033 if (isset($a['CLASS']) &&
2034 strtolower($a['CLASS']) == strtolower($name)){
2036 if (isset($a[$return])){
2037 return ($a[$return]);
2038 } else {
2039 return ("");
2040 }
2041 } else {
2042 $res= search_config ($a, $name, $return);
2043 if ($res != ""){
2044 return $res;
2045 }
2046 }
2047 }
2048 }
2049 return ("");
2050 }
2053 function array_differs($src, $dst)
2054 {
2055 /* If the count is differing, the arrays differ */
2056 if (count ($src) != count ($dst)){
2057 return (TRUE);
2058 }
2060 /* So the count is the same - lets check the contents */
2061 $differs= FALSE;
2062 foreach($src as $value){
2063 if (!in_array($value, $dst)){
2064 $differs= TRUE;
2065 }
2066 }
2068 return ($differs);
2069 }
2072 function saveFilter($a_filter, $values)
2073 {
2074 if (isset($_POST['regexit'])){
2075 $a_filter["regex"]= $_POST['regexit'];
2077 foreach($values as $type){
2078 if (isset($_POST[$type])) {
2079 $a_filter[$type]= "checked";
2080 } else {
2081 $a_filter[$type]= "";
2082 }
2083 }
2084 }
2086 /* React on alphabet links if needed */
2087 if (isset($_GET['search'])){
2088 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2089 if ($s == "**"){
2090 $s= "*";
2091 }
2092 $a_filter['regex']= $s;
2093 }
2095 return ($a_filter);
2096 }
2099 /* Escape all preg_* relevant characters */
2100 function normalizePreg($input)
2101 {
2102 return (addcslashes($input, '[]()|/.*+-'));
2103 }
2106 /* Escape all LDAP filter relevant characters */
2107 function normalizeLdap($input)
2108 {
2109 return (addcslashes($input, '()|'));
2110 }
2113 /* Resturns the difference between to microtime() results in float */
2114 function get_MicroTimeDiff($start , $stop)
2115 {
2116 $a = split("\ ",$start);
2117 $b = split("\ ",$stop);
2119 $secs = $b[1] - $a[1];
2120 $msecs= $b[0] - $a[0];
2122 $ret = (float) ($secs+ $msecs);
2123 return($ret);
2124 }
2127 /* Check if the given department name is valid */
2128 function is_department_name_reserved($name,$base)
2129 {
2130 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
2131 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
2132 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
2133 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles");
2135 /* Check if name is one of the reserved names */
2136 if(in_array_ics($name,$reservedName)) {
2137 return(true);
2138 }
2140 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
2141 foreach($follwedNames as $key => $names){
2142 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
2143 return(true);
2144 }
2145 }
2146 return(false);
2147 }
2150 function get_base_dir()
2151 {
2152 global $BASE_DIR;
2154 return $BASE_DIR;
2155 }
2158 function obj_is_readable($dn, $object, $attribute)
2159 {
2160 global $ui;
2162 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2163 }
2166 function obj_is_writable($dn, $object, $attribute)
2167 {
2168 global $ui;
2170 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2171 }
2174 function gosa_ldap_explode_dn($dn,$config = NULL,$verify_in_ldap=false)
2175 {
2176 /* Initialize variables */
2177 $ret = array("count" => 0); // Set count to 0
2178 $next = true; // if false, then skip next loops and return
2179 $cnt = 0; // Current number of loops
2180 $max = 100; // Just for security, prevent looops
2181 $ldap = NULL; // To check if created result a valid
2182 $keep = ""; // save last failed parse string
2184 /* Check each parsed dn in ldap ? */
2185 if($config!=NULL && $verify_in_ldap){
2186 $ldap = $config->get_ldap_link();
2187 }
2189 $Diff = ldap_explode_dn($dn,0);
2191 /* Lets start */
2192 $called = false;
2193 while(preg_match("/,/",$dn) && $next && $cnt < $max){
2195 $cnt ++;
2196 if(!preg_match("/,/",$dn)){
2197 $next = false;
2198 }
2199 $object = preg_replace("/[,].*$/","",$dn);
2200 $dn = preg_replace("/^[^,]+,/","",$dn);
2202 $called = true;
2204 /* Check if current dn is valid */
2205 if($ldap!=NULL){
2206 $ldap->cd($dn);
2207 $ldap->cat($dn,array("dn"));
2208 if($ldap->count()){
2209 $ret[] = $keep.$object;
2210 $keep = "";
2211 }else{
2212 $keep .= $object.",";
2213 }
2214 }else{
2215 $ret[] = $keep.$object;
2216 $keep = "";
2217 }
2218 }
2220 /* Append the rest */
2221 $test = $keep.$dn;
2222 if($called && !empty($test)){
2223 $ret[] = $keep.$dn;
2224 }
2225 $ret['count'] = count($ret) - 1;
2227 $diff = array_diff($ret,$Diff);
2228 if($diff){
2229 print_a(array("Diff" => $diff,"OLD" => $Diff,"NEW"=> $ret,"DEBUG"=> debug_backtrace()));
2230 }
2231 return($ret);
2232 }
2234 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2235 ?>