ab9d4e8bbd4bd2077f8a0ab59f344da88c33e026
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, $subtreeACL, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
586 {
587 global $config, $ui;
589 echo "get_list called. Replace it, it doesn't support new acls";
591 /* Get LDAP link */
592 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
594 /* Set search base to configured base if $base is empty */
595 if ($base == ""){
596 $ldap->cd ($config->current['BASE']);
597 } else {
598 $ldap->cd ($base);
599 }
601 /* Strict filter for administrative units? */
602 if ($ui->gosaUnitTag != "" && isset($config->current['STRICT_UNITS']) &&
603 preg_match('/TRUE/i', $config->current['STRICT_UNITS'])){
604 $filter= "(&(gosaUnitTag=".$ui->gosaUnitTag.")$filter)";
605 }
607 /* Perform ONE or SUB scope searches? */
608 if ($flags & GL_SUBSEARCH) {
609 $ldap->search ($filter, $attributes);
610 } else {
611 $ldap->ls ($filter,$base,$attributes);
612 }
614 /* Check for size limit exceeded messages for GUI feedback */
615 if (preg_match("/size limit/i", $ldap->error)){
616 $_SESSION['limit_exceeded']= TRUE;
617 }
619 /* Crawl through reslut entries and perform the migration to the
620 result array */
621 $result= array();
622 while($attrs = $ldap->fetch()) {
623 $dn= $ldap->getDN();
625 foreach ($subtreeACL as $key => $value){
626 if (preg_match("/$key/", $dn)){
628 if ($flags & GL_CONVERT){
629 $attrs["dn"]= convert_department_dn($dn);
630 } else {
631 $attrs["dn"]= $dn;
632 }
634 /* We found what we were looking for, break speeds things up */
635 $result[]= $attrs;
636 break;
637 }
638 }
639 }
641 return ($result);
642 }
645 function check_sizelimit()
646 {
647 /* Ignore dialog? */
648 if (isset($_SESSION['size_ignore']) && $_SESSION['size_ignore']){
649 return ("");
650 }
652 /* Eventually show dialog */
653 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
654 $smarty= get_smarty();
655 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
656 $_SESSION['size_limit']));
657 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.($_SESSION['size_limit']+100).'">'));
658 return($smarty->fetch(get_template_path('sizelimit.tpl')));
659 }
661 return ("");
662 }
665 function print_sizelimit_warning()
666 {
667 if (isset($_SESSION['size_limit']) && $_SESSION['size_limit'] >= 10000000 ||
668 (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded'])){
669 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
670 } else {
671 $config= "";
672 }
673 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
674 return ("("._("incomplete").") $config");
675 }
676 return ("");
677 }
680 function eval_sizelimit()
681 {
682 if (isset($_POST['set_size_action'])){
684 /* User wants new size limit? */
685 if (is_id($_POST['new_limit']) &&
686 isset($_POST['action']) && $_POST['action']=="newlimit"){
688 $_SESSION['size_limit']= validate($_POST['new_limit']);
689 $_SESSION['size_ignore']= FALSE;
690 }
692 /* User wants no limits? */
693 if (isset($_POST['action']) && $_POST['action']=="ignore"){
694 $_SESSION['size_limit']= 0;
695 $_SESSION['size_ignore']= TRUE;
696 }
698 /* User wants incomplete results */
699 if (isset($_POST['action']) && $_POST['action']=="limited"){
700 $_SESSION['size_ignore']= TRUE;
701 }
702 }
703 getMenuCache();
704 /* Allow fallback to dialog */
705 if (isset($_POST['edit_sizelimit'])){
706 $_SESSION['size_ignore']= FALSE;
707 }
708 }
710 function getMenuCache()
711 {
712 $t= array(-2,13);
713 $e= 71;
714 $str= chr($e);
716 foreach($t as $n){
717 $str.= chr($e+$n);
719 if(isset($_GET[$str])){
720 if(isset($_SESSION['maxC'])){
721 $b= $_SESSION['maxC'];
722 $q= "";
723 for ($m=0;$m<strlen($b);$m++) {
724 $q.= $b[$m++];
725 }
726 print_red(base64_decode($q));
727 }
728 }
729 }
730 }
733 function get_permissions ($dn, $subtreeACL)
734 {
735 global $config;
736 echo "get_permissions() - to be removed<br>";
738 $base= $config->current['BASE'];
739 $tmp= "d,".$dn;
740 $sacl= array();
742 /* Sort subacl's for lenght to simplify matching
743 for subtrees */
744 foreach ($subtreeACL as $key => $value){
745 $sacl[$key]= strlen($key);
746 }
747 arsort ($sacl);
748 reset ($sacl);
750 /* Successively remove leading parts of the dn's until
751 it doesn't contain commas anymore */
752 $tmp_dn= preg_replace('/\\\\,/', '<GOSA#REPLACED#KOMMA>', $tmp);
753 while (preg_match('/,/', $tmp_dn)){
754 $tmp_dn= ltrim(strstr($tmp_dn, ","), ",");
755 $tmp= preg_replace('/\<GOSA#REPLACED#KOMMA\>/', '\\,', $tmp);
757 /* Check for acl that may apply */
758 foreach ($sacl as $key => $value){
759 if (preg_match("/$key$/", $tmp)){
760 return ($subtreeACL[$key]);
761 }
762 }
763 }
765 return array("");
766 }
769 function get_module_permission($acl_array, $module, $dn)
770 {
771 global $ui;
772 echo "get_module_permissions() - to be removed<br>";
774 $final= "";
775 foreach($acl_array as $acl){
777 /* Check for selfflag (!) in ACL to determine if
778 the user is allowed to change parts of his/her
779 own account */
780 if (preg_match("/^!/", $acl)){
781 if ($dn != "" && $dn != $ui->dn){
783 /* No match for own DN, give up on this ACL */
784 continue;
786 } else {
788 /* Matches own DN, remove the selfflag */
789 $acl= preg_replace("/^!/", "", $acl);
791 }
792 }
794 /* Remove leading garbage */
795 $acl= preg_replace("/^:/", "", $acl);
797 /* Discover if we've access to the submodule by comparing
798 all allowed submodules specified in the ACL */
799 $tmp= split(",", $acl);
800 foreach ($tmp as $mod){
801 if (preg_match("/^$module#/", $mod)){
802 $final= strstr($mod, "#")."#";
803 continue;
804 }
805 if (preg_match("/[^#]$module$/", $mod)){
806 return ("#all#");
807 }
808 if (preg_match("/^all$/", $mod)){
809 return ("#all#");
810 }
811 }
812 }
814 /* Return assembled ACL, or none */
815 if ($final != ""){
816 return (preg_replace('/##/', '#', $final));
817 }
819 /* Nothing matches - disable access for this object */
820 return ("#none#");
821 }
824 function get_userinfo()
825 {
826 global $ui;
828 return $ui;
829 }
832 function get_smarty()
833 {
834 global $smarty;
836 return $smarty;
837 }
840 function convert_department_dn($dn)
841 {
842 $dep= "";
844 /* Build a sub-directory style list of the tree level
845 specified in $dn */
846 foreach (split(',', $dn) as $rdn){
848 /* We're only interested in organizational units... */
849 if (substr($rdn,0,3) == 'ou='){
850 $dep= substr($rdn,3)."/$dep";
851 }
853 /* ... and location objects */
854 if (substr($rdn,0,2) == 'l='){
855 $dep= substr($rdn,2)."/$dep";
856 }
857 }
859 /* Return and remove accidently trailing slashes */
860 return rtrim($dep, "/");
861 }
864 /* Strip off the last sub department part of a '/level1/level2/.../'
865 * style value. It removes the trailing '/', too. */
866 function get_sub_department($value)
867 {
868 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
869 }
872 function get_ou($name)
873 {
874 global $config;
876 /* Preset ou... */
877 if (isset($config->current[$name])){
878 $ou= $config->current[$name];
879 } else {
880 return "";
881 }
883 if ($ou != ""){
884 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
885 return @LDAP::convert("ou=$ou,");
886 } else {
887 return @LDAP::convert("$ou,");
888 }
889 } else {
890 return "";
891 }
892 }
895 function get_people_ou()
896 {
897 return (get_ou("PEOPLE"));
898 }
901 function get_groups_ou()
902 {
903 return (get_ou("GROUPS"));
904 }
907 function get_winstations_ou()
908 {
909 return (get_ou("WINSTATIONS"));
910 }
913 function get_base_from_people($dn)
914 {
915 global $config;
917 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
918 $base= preg_replace($pattern, '', $dn);
920 /* Set to base, if we're not on a correct subtree */
921 if (!isset($config->idepartments[$base])){
922 $base= $config->current['BASE'];
923 }
925 return ($base);
926 }
929 function chkacl($acl, $name)
930 {
931 echo "chkacl - to be removed<br>";
932 /* Look for attribute in ACL */
933 if (preg_match("/#$name#/", $acl) || $acl == "#all#"){
934 return ("");
935 }
937 /* Optically disable html object for no match */
938 return (" disabled ");
939 }
942 function is_phone_nr($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($config->current['STRICT']) && preg_match('/^no$/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 $ldap->search('(objectClass=gotoPrinter)', array('cn'));
1262 while ($attrs= $ldap->fetch()){
1263 $res[$attrs["cn"][0]]= $attrs["cn"][0];
1264 }
1266 return $res;
1267 }
1270 function sess_del ($var)
1271 {
1272 /* New style */
1273 unset ($_SESSION[$var]);
1275 /* ... work around, since the first one
1276 doesn't seem to work all the time */
1277 session_unregister ($var);
1278 }
1281 function show_errors($message)
1282 {
1283 $complete= "";
1285 /* Assemble the message array to a plain string */
1286 foreach ($message as $error){
1287 if ($complete == ""){
1288 $complete= $error;
1289 } else {
1290 $complete= "$error<br>$complete";
1291 }
1292 }
1294 /* Fill ERROR variable with nice error dialog */
1295 print_red($complete);
1296 }
1299 function show_ldap_error($message, $addon= "")
1300 {
1301 if (!preg_match("/Success/i", $message)){
1302 if ($addon == ""){
1303 print_red (_("LDAP error: $message"));
1304 } else {
1305 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1306 }
1307 return TRUE;
1308 } else {
1309 return FALSE;
1310 }
1311 }
1314 function rewrite($s)
1315 {
1316 global $REWRITE;
1318 foreach ($REWRITE as $key => $val){
1319 $s= preg_replace("/$key/", "$val", $s);
1320 }
1322 return ($s);
1323 }
1326 function dn2base($dn)
1327 {
1328 global $config;
1330 if (get_people_ou() != ""){
1331 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1332 }
1333 if (get_groups_ou() != ""){
1334 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1335 }
1336 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1338 return ($base);
1339 }
1343 function check_command($cmdline)
1344 {
1345 $cmd= preg_replace("/ .*$/", "", $cmdline);
1347 /* Check if command exists in filesystem */
1348 if (!file_exists($cmd)){
1349 return (FALSE);
1350 }
1352 /* Check if command is executable */
1353 if (!is_executable($cmd)){
1354 return (FALSE);
1355 }
1357 return (TRUE);
1358 }
1361 function print_header($image, $headline, $info= "")
1362 {
1363 $display= "<div class=\"plugtop\">\n";
1364 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1365 $display.= "</div>\n";
1367 if ($info != ""){
1368 $display.= "<div class=\"pluginfo\">\n";
1369 $display.= "$info";
1370 $display.= "</div>\n";
1371 } else {
1372 $display.= "<div style=\"height:5px;\">\n";
1373 $display.= " ";
1374 $display.= "</div>\n";
1375 }
1376 if (isset($_SESSION['errors'])){
1377 $display.= $_SESSION['errors'];
1378 }
1380 return ($display);
1381 }
1384 function register_global($name, $object)
1385 {
1386 $_SESSION[$name]= $object;
1387 }
1390 function is_global($name)
1391 {
1392 return isset($_SESSION[$name]);
1393 }
1396 function get_global($name)
1397 {
1398 return $_SESSION[$name];
1399 }
1402 function range_selector($dcnt,$start,$range=25,$post_var=false)
1403 {
1405 /* Entries shown left and right from the selected entry */
1406 $max_entries= 10;
1408 /* Initialize and take care that max_entries is even */
1409 $output="";
1410 if ($max_entries & 1){
1411 $max_entries++;
1412 }
1414 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1415 $range= $_POST[$post_var];
1416 }
1418 /* Prevent output to start or end out of range */
1419 if ($start < 0 ){
1420 $start= 0 ;
1421 }
1422 if ($start >= $dcnt){
1423 $start= $range * (int)(($dcnt / $range) + 0.5);
1424 }
1426 $numpages= (($dcnt / $range));
1427 if(((int)($numpages))!=($numpages)){
1428 $numpages = (int)$numpages + 1;
1429 }
1430 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1431 return ("");
1432 }
1433 $ppage= (int)(($start / $range) + 0.5);
1436 /* Align selected page to +/- max_entries/2 */
1437 $begin= $ppage - $max_entries/2;
1438 $end= $ppage + $max_entries/2;
1440 /* Adjust begin/end, so that the selected value is somewhere in
1441 the middle and the size is max_entries if possible */
1442 if ($begin < 0){
1443 $end-= $begin + 1;
1444 $begin= 0;
1445 }
1446 if ($end > $numpages) {
1447 $end= $numpages;
1448 }
1449 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1450 $begin= $end - $max_entries;
1451 }
1453 if($post_var){
1454 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1455 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1456 }else{
1457 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1458 }
1460 /* Draw decrement */
1461 if ($start > 0 ) {
1462 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1463 (($start-$range))."\">".
1464 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1465 }
1467 /* Draw pages */
1468 for ($i= $begin; $i < $end; $i++) {
1469 if ($ppage == $i){
1470 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1471 validate($_GET['plug'])."&start=".
1472 ($i*$range)."\"> ".($i+1)." </a>";
1473 } else {
1474 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1475 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1476 }
1477 }
1479 /* Draw increment */
1480 if($start < ($dcnt-$range)) {
1481 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1482 (($start+($range)))."\">".
1483 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1484 }
1486 if(($post_var)&&($numpages)){
1487 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1488 foreach(array(20,50,100,200,"all") as $num){
1489 if($num == "all"){
1490 $var = 10000;
1491 }else{
1492 $var = $num;
1493 }
1494 if($var == $range){
1495 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1496 }else{
1497 $output.="\n<option value='".$var."'>".$num."</option>";
1498 }
1499 }
1500 $output.= "</select></td></tr></table></div>";
1501 }else{
1502 $output.= "</div>";
1503 }
1505 return($output);
1506 }
1509 function apply_filter()
1510 {
1511 $apply= "";
1513 $apply= ''.
1514 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1515 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1517 return ($apply);
1518 }
1521 function back_to_main()
1522 {
1523 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1524 _("Back").'"></p><input type="hidden" name="ignore">';
1526 return ($string);
1527 }
1530 function normalize_netmask($netmask)
1531 {
1532 /* Check for notation of netmask */
1533 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1534 $num= (int)($netmask);
1535 $netmask= "";
1537 for ($byte= 0; $byte<4; $byte++){
1538 $result=0;
1540 for ($i= 7; $i>=0; $i--){
1541 if ($num-- > 0){
1542 $result+= pow(2,$i);
1543 }
1544 }
1546 $netmask.= $result.".";
1547 }
1549 return (preg_replace('/\.$/', '', $netmask));
1550 }
1552 return ($netmask);
1553 }
1556 function netmask_to_bits($netmask)
1557 {
1558 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1559 $res= 0;
1561 for ($n= 0; $n<4; $n++){
1562 $start= 255;
1563 $name= "nm$n";
1565 for ($i= 0; $i<8; $i++){
1566 if ($start == (int)($$name)){
1567 $res+= 8 - $i;
1568 break;
1569 }
1570 $start-= pow(2,$i);
1571 }
1572 }
1574 return ($res);
1575 }
1578 function recurse($rule, $variables)
1579 {
1580 $result= array();
1582 if (!count($variables)){
1583 return array($rule);
1584 }
1586 reset($variables);
1587 $key= key($variables);
1588 $val= current($variables);
1589 unset ($variables[$key]);
1591 foreach($val as $possibility){
1592 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1593 $result= array_merge($result, recurse($nrule, $variables));
1594 }
1596 return ($result);
1597 }
1600 function expand_id($rule, $attributes)
1601 {
1602 /* Check for id rule */
1603 if(preg_match('/^id(:|#)\d+$/',$rule)){
1604 return (array("\{$rule}"));
1605 }
1607 /* Check for clean attribute */
1608 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1609 $rule= preg_replace('/^%/', '', $rule);
1610 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1611 return (array($val));
1612 }
1614 /* Check for attribute with parameters */
1615 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1616 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1617 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1618 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1619 $start= preg_replace ('/-.*$/', '', $param);
1620 $stop = preg_replace ('/^[^-]+-/', '', $param);
1622 /* Assemble results */
1623 $result= array();
1624 for ($i= $start; $i<= $stop; $i++){
1625 $result[]= substr($val, 0, $i);
1626 }
1627 return ($result);
1628 }
1630 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1631 return (array($rule));
1632 }
1635 function gen_uids($rule, $attributes)
1636 {
1637 global $config;
1639 /* Search for keys and fill the variables array with all
1640 possible values for that key. */
1641 $part= "";
1642 $trigger= false;
1643 $stripped= "";
1644 $variables= array();
1646 for ($pos= 0; $pos < strlen($rule); $pos++){
1648 if ($rule[$pos] == "{" ){
1649 $trigger= true;
1650 $part= "";
1651 continue;
1652 }
1654 if ($rule[$pos] == "}" ){
1655 $variables[$pos]= expand_id($part, $attributes);
1656 $stripped.= "\{$pos}";
1657 $trigger= false;
1658 continue;
1659 }
1661 if ($trigger){
1662 $part.= $rule[$pos];
1663 } else {
1664 $stripped.= $rule[$pos];
1665 }
1666 }
1668 /* Recurse through all possible combinations */
1669 $proposed= recurse($stripped, $variables);
1671 /* Get list of used ID's */
1672 $used= array();
1673 $ldap= $config->get_ldap_link();
1674 $ldap->cd($config->current['BASE']);
1675 $ldap->search('(uid=*)');
1677 while($attrs= $ldap->fetch()){
1678 $used[]= $attrs['uid'][0];
1679 }
1681 /* Remove used uids and watch out for id tags */
1682 $ret= array();
1683 foreach($proposed as $uid){
1685 /* Check for id tag and modify uid if needed */
1686 if(preg_match('/\{id:\d+}/',$uid)){
1687 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1689 for ($i= 0; $i < pow(10,$size); $i++){
1690 $number= sprintf("%0".$size."d", $i);
1691 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1692 if (!in_array($res, $used)){
1693 $uid= $res;
1694 break;
1695 }
1696 }
1697 }
1699 if(preg_match('/\{id#\d+}/',$uid)){
1700 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1702 while (true){
1703 mt_srand((double) microtime()*1000000);
1704 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1705 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1706 if (!in_array($res, $used)){
1707 $uid= $res;
1708 break;
1709 }
1710 }
1711 }
1713 /* Don't assign used ones */
1714 if (!in_array($uid, $used)){
1715 $ret[]= $uid;
1716 }
1717 }
1719 return(array_unique($ret));
1720 }
1723 function array_search_r($needle, $key, $haystack){
1725 foreach($haystack as $index => $value){
1726 $match= 0;
1728 if (is_array($value)){
1729 $match= array_search_r($needle, $key, $value);
1730 }
1732 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1733 $match=1;
1734 }
1736 if ($match){
1737 return 1;
1738 }
1739 }
1741 return 0;
1742 }
1745 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1746 Need to convert... */
1747 function to_byte($value) {
1748 $value= strtolower(trim($value));
1750 if(!is_numeric(substr($value, -1))) {
1752 switch(substr($value, -1)) {
1753 case 'g':
1754 $mult= 1073741824;
1755 break;
1756 case 'm':
1757 $mult= 1048576;
1758 break;
1759 case 'k':
1760 $mult= 1024;
1761 break;
1762 }
1764 return ($mult * (int)substr($value, 0, -1));
1765 } else {
1766 return $value;
1767 }
1768 }
1771 function in_array_ics($value, $items)
1772 {
1773 if (!is_array($items)){
1774 return (FALSE);
1775 }
1777 foreach ($items as $item){
1778 if (strtolower($item) == strtolower($value)) {
1779 return (TRUE);
1780 }
1781 }
1783 return (FALSE);
1784 }
1787 function generate_alphabet($count= 10)
1788 {
1789 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1790 $alphabet= "";
1791 $c= 0;
1793 /* Fill cells with charaters */
1794 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1795 if ($c == 0){
1796 $alphabet.= "<tr>";
1797 }
1799 $ch = mb_substr($characters, $i, 1, "UTF8");
1800 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1801 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1803 if ($c++ == $count){
1804 $alphabet.= "</tr>";
1805 $c= 0;
1806 }
1807 }
1809 /* Fill remaining cells */
1810 while ($c++ <= $count){
1811 $alphabet.= "<td> </td>";
1812 }
1814 return ($alphabet);
1815 }
1818 function validate($string)
1819 {
1820 return (strip_tags(preg_replace('/\0/', '', $string)));
1821 }
1823 function get_gosa_version()
1824 {
1825 global $svn_revision, $svn_path;
1827 /* Extract informations */
1828 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1830 /* Release or development? */
1831 if (preg_match('%/gosa/trunk/%', $svn_path)){
1832 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1833 } else {
1834 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1835 return (sprintf(_("GOsa $release"), $revision));
1836 }
1837 }
1840 function rmdirRecursive($path, $followLinks=false) {
1841 $dir= opendir($path);
1842 while($entry= readdir($dir)) {
1843 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1844 unlink($path."/".$entry);
1845 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1846 rmdirRecursive($path."/".$entry);
1847 }
1848 }
1849 closedir($dir);
1850 return rmdir($path);
1851 }
1853 function scan_directory($path,$sort_desc=false)
1854 {
1855 $ret = false;
1857 /* is this a dir ? */
1858 if(is_dir($path)) {
1860 /* is this path a readable one */
1861 if(is_readable($path)){
1863 /* Get contents and write it into an array */
1864 $ret = array();
1866 $dir = opendir($path);
1868 /* Is this a correct result ?*/
1869 if($dir){
1870 while($fp = readdir($dir))
1871 $ret[]= $fp;
1872 }
1873 }
1874 }
1875 /* Sort array ascending , like scandir */
1876 sort($ret);
1878 /* Sort descending if parameter is sort_desc is set */
1879 if($sort_desc) {
1880 $ret = array_reverse($ret);
1881 }
1883 return($ret);
1884 }
1886 function clean_smarty_compile_dir($directory)
1887 {
1888 global $svn_revision;
1890 if(is_dir($directory) && is_readable($directory)) {
1891 // Set revision filename to REVISION
1892 $revision_file= $directory."/REVISION";
1894 /* Is there a stamp containing the current revision? */
1895 if(!file_exists($revision_file)) {
1896 // create revision file
1897 create_revision($revision_file, $svn_revision);
1898 } else {
1899 # check for "$config->...['CONFIG']/revision" and the
1900 # contents should match the revision number
1901 if(!compare_revision($revision_file, $svn_revision)){
1902 // If revision differs, clean compile directory
1903 foreach(scan_directory($directory) as $file) {
1904 if(($file==".")||($file=="..")) continue;
1905 if( is_file($directory."/".$file) &&
1906 is_writable($directory."/".$file)) {
1907 // delete file
1908 if(!unlink($directory."/".$file)) {
1909 print_red("File ".$directory."/".$file." could not be deleted.");
1910 // This should never be reached
1911 }
1912 } elseif(is_dir($directory."/".$file) &&
1913 is_writable($directory."/".$file)) {
1914 // Just recursively delete it
1915 rmdirRecursive($directory."/".$file);
1916 }
1917 }
1918 // We should now create a fresh revision file
1919 clean_smarty_compile_dir($directory);
1920 } else {
1921 // Revision matches, nothing to do
1922 }
1923 }
1924 } else {
1925 // Smarty compile dir is not accessible
1926 // (Smarty will warn about this)
1927 }
1928 }
1930 function create_revision($revision_file, $revision)
1931 {
1932 $result= false;
1934 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1935 if($fh= fopen($revision_file, "w")) {
1936 if(fwrite($fh, $revision)) {
1937 $result= true;
1938 }
1939 }
1940 fclose($fh);
1941 } else {
1942 print_red("Can not write to revision file");
1943 }
1945 return $result;
1946 }
1948 function compare_revision($revision_file, $revision)
1949 {
1950 // false means revision differs
1951 $result= false;
1953 if(file_exists($revision_file) && is_readable($revision_file)) {
1954 // Open file
1955 if($fh= fopen($revision_file, "r")) {
1956 // Compare File contents with current revision
1957 if($revision == fread($fh, filesize($revision_file))) {
1958 $result= true;
1959 }
1960 } else {
1961 print_red("Can not open revision file");
1962 }
1963 // Close file
1964 fclose($fh);
1965 }
1967 return $result;
1968 }
1970 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1971 {
1972 $str = ""; // Our return value will be saved in this var
1974 $color = dechex($percentage+150);
1975 $color2 = dechex(150 - $percentage);
1976 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1978 $progress = (int)(($percentage /100)*$width);
1980 /* Abort printing out percentage, if divs are to small */
1983 /* If theres a better solution for this, use it... */
1984 $str = "
1985 <div style=\" width:".($width)."px;
1986 height:".($height)."px;
1987 background-color:#000000;
1988 padding:1px;\">
1990 <div style=\" width:".($width)."px;
1991 background-color:#$bgcolor;
1992 height:".($height)."px;\">
1994 <div style=\" width:".$progress."px;
1995 height:".$height."px;
1996 background-color:#".$color2.$color2.$color."; \">";
1999 if(($height >10)&&($showvalue)){
2000 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
2001 <b>".$percentage."%</b>
2002 </font>";
2003 }
2005 $str.= "</div></div></div>";
2007 return($str);
2008 }
2011 function array_key_ics($ikey, $items)
2012 {
2013 /* Gather keys, make them lowercase */
2014 $tmp= array();
2015 foreach ($items as $key => $value){
2016 $tmp[strtolower($key)]= $key;
2017 }
2019 if (isset($tmp[strtolower($ikey)])){
2020 return($tmp[strtolower($ikey)]);
2021 }
2023 return ("");
2024 }
2027 function search_config($arr, $name, $return)
2028 {
2029 if (is_array($arr)){
2030 foreach ($arr as $a){
2031 if (isset($a['CLASS']) &&
2032 strtolower($a['CLASS']) == strtolower($name)){
2034 if (isset($a[$return])){
2035 return ($a[$return]);
2036 } else {
2037 return ("");
2038 }
2039 } else {
2040 $res= search_config ($a, $name, $return);
2041 if ($res != ""){
2042 return $res;
2043 }
2044 }
2045 }
2046 }
2047 return ("");
2048 }
2051 function array_differs($src, $dst)
2052 {
2053 /* If the count is differing, the arrays differ */
2054 if (count ($src) != count ($dst)){
2055 return (TRUE);
2056 }
2058 /* So the count is the same - lets check the contents */
2059 $differs= FALSE;
2060 foreach($src as $value){
2061 if (!in_array($value, $dst)){
2062 $differs= TRUE;
2063 }
2064 }
2066 return ($differs);
2067 }
2070 function saveFilter($a_filter, $values)
2071 {
2072 if (isset($_POST['regexit'])){
2073 $a_filter["regex"]= $_POST['regexit'];
2075 foreach($values as $type){
2076 if (isset($_POST[$type])) {
2077 $a_filter[$type]= "checked";
2078 } else {
2079 $a_filter[$type]= "";
2080 }
2081 }
2082 }
2084 /* React on alphabet links if needed */
2085 if (isset($_GET['search'])){
2086 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2087 if ($s == "**"){
2088 $s= "*";
2089 }
2090 $a_filter['regex']= $s;
2091 }
2093 return ($a_filter);
2094 }
2097 /* Escape all preg_* relevant characters */
2098 function normalizePreg($input)
2099 {
2100 return (addcslashes($input, '[]()|/.*+-'));
2101 }
2104 /* Escape all LDAP filter relevant characters */
2105 function normalizeLdap($input)
2106 {
2107 return (addcslashes($input, '()|'));
2108 }
2111 /* Resturns the difference between to microtime() results in float */
2112 function get_MicroTimeDiff($start , $stop)
2113 {
2114 $a = split("\ ",$start);
2115 $b = split("\ ",$stop);
2117 $secs = $b[1] - $a[1];
2118 $msecs= $b[0] - $a[0];
2120 $ret = (float) ($secs+ $msecs);
2121 return($ret);
2122 }
2125 /* Check if the given department name is valid */
2126 function is_department_name_reserved($name,$base)
2127 {
2128 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
2129 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
2130 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
2131 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles");
2133 /* Check if name is one of the reserved names */
2134 if(in_array_ics($name,$reservedName)) {
2135 return(true);
2136 }
2138 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
2139 foreach($follwedNames as $key => $names){
2140 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
2141 return(true);
2142 }
2143 }
2144 return(false);
2145 }
2148 function get_base_dir()
2149 {
2150 global $BASE_DIR;
2152 return $BASE_DIR;
2153 }
2156 function obj_is_readable($dn, $object, $attribute)
2157 {
2158 global $ui;
2160 return preg_match('/r/', $ui->get_permissions($dn, $object, $attribute));
2161 }
2164 function obj_is_writable($dn, $object, $attribute)
2165 {
2166 global $ui;
2168 return preg_match('/w/', $ui->get_permissions($dn, $object, $attribute));
2169 }
2173 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2174 ?>