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_userinfo.inc");
40 require_once ("class_plugin.inc");
41 require_once ("class_pluglist.inc");
42 require_once ("class_tabs.inc");
43 require_once ("class_mail-methods.inc");
44 require_once("class_password-methods.inc");
45 require_once ("functions_debug.inc");
46 require_once ("functions_dns.inc");
47 require_once ("class_MultiSelectWindow.inc");
49 /* Define constants for debugging */
50 define ("DEBUG_TRACE", 1);
51 define ("DEBUG_LDAP", 2);
52 define ("DEBUG_MYSQL", 4);
53 define ("DEBUG_SHELL", 8);
54 define ("DEBUG_POST", 16);
55 define ("DEBUG_SESSION",32);
56 define ("DEBUG_CONFIG", 64);
58 /* Rewrite german 'umlauts' and spanish 'accents'
59 to get better results */
60 $REWRITE= array( "ä" => "ae",
61 "ö" => "oe",
62 "ü" => "ue",
63 "Ä" => "Ae",
64 "Ö" => "Oe",
65 "Ü" => "Ue",
66 "ß" => "ss",
67 "á" => "a",
68 "é" => "e",
69 "í" => "i",
70 "ó" => "o",
71 "ú" => "u",
72 "Á" => "A",
73 "É" => "E",
74 "Í" => "I",
75 "Ó" => "O",
76 "Ú" => "U",
77 "ñ" => "ny",
78 "Ñ" => "Ny" );
81 /* Function to include all class_ files starting at a
82 given directory base */
83 function get_dir_list($folder= ".")
84 {
85 $currdir=getcwd();
86 if ($folder){
87 chdir("$folder");
88 }
90 $dh = opendir(".");
91 while(false !== ($file = readdir($dh))){
93 // Smarty is included by include/php_setup.inc require("smarty/Smarty.class.php");
94 // Skip all files and dirs in "./.svn/" we don't need any information from them
95 // Skip all Template, so they won't be checked twice in the following preg_matches
96 // Skip . / ..
98 // Result : from 1023 ms to 490 ms i think thats great...
99 if(preg_match("/.*\.svn.*/i",$file)||preg_match("/.*smarty.*/i",$file)||preg_match("/.*\.tpl.*/",$file)||($file==".")||($file==".."))
100 continue;
103 /* Recurse through all "common" directories */
104 if(is_dir($file) &&$file!="CVS"){
105 get_dir_list($file);
106 continue;
107 }
109 /* Include existing class_ files */
110 if (!is_dir($file) && preg_match("/^class_.*\.inc$/", $file)) {
111 require_once($file);
112 }
113 }
115 closedir($dh);
116 chdir($currdir);
117 }
120 /* Create seed with microseconds */
121 function make_seed() {
122 list($usec, $sec) = explode(' ', microtime());
123 return (float) $sec + ((float) $usec * 100000);
124 }
127 /* Debug level action */
128 function DEBUG($level, $line, $function, $file, $data, $info="")
129 {
130 if ($_SESSION['DEBUGLEVEL'] & $level){
131 $output= "DEBUG[$level] ";
132 if ($function != ""){
133 $output.= "($file:$function():$line) - $info: ";
134 } else {
135 $output.= "($file:$line) - $info: ";
136 }
137 echo $output;
138 if (is_array($data)){
139 print_a($data);
140 } else {
141 echo "'$data'";
142 }
143 echo "<br>";
144 }
145 }
148 /* Simple function to get browser language and convert it to
149 xx_XY needed by locales. Ignores sublanguages and weights. */
150 function get_browser_language()
151 {
152 global $BASE_DIR;
154 /* Try to use users primary language */
155 $ui= get_userinfo();
156 if ($ui != NULL){
157 if ($ui->language != ""){
158 return ($ui->language);
159 }
160 }
162 /* Get list of languages */
163 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
164 $lang= preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_LANGUAGE']);
165 $languages= split (',', $lang);
166 $languages[]= "C";
167 } else {
168 $languages= array("C");
169 }
171 /* Walk through languages and get first supported */
172 foreach ($languages as $val){
174 /* Strip off weight */
175 $lang= preg_replace("/;q=.*$/i", "", $val);
177 /* Simplify sub language handling */
178 $lang= preg_replace("/-.*$/", "", $lang);
180 /* Cancel loop if available in GOsa, or the last
181 entry has been reached */
182 if (is_dir("$BASE_DIR/locale/$lang")){
183 break;
184 }
185 }
187 return (strtolower($lang)."_".strtoupper($lang));
188 }
191 /* Rewrite ui object to another dn */
192 function change_ui_dn($dn, $newdn)
193 {
194 $ui= $_SESSION['ui'];
195 if ($ui->dn == $dn){
196 $ui->dn= $newdn;
197 $_SESSION['ui']= $ui;
198 }
199 }
202 /* Return theme path for specified file */
203 function get_template_path($filename= '', $plugin= FALSE, $path= "")
204 {
205 global $config, $BASE_DIR;
207 if (!@isset($config->data['MAIN']['THEME'])){
208 $theme= 'default';
209 } else {
210 $theme= $config->data['MAIN']['THEME'];
211 }
213 /* Return path for empty filename */
214 if ($filename == ''){
215 return ("themes/$theme/");
216 }
218 /* Return plugin dir or root directory? */
219 if ($plugin){
220 if ($path == ""){
221 $nf= preg_replace("!^".$BASE_DIR."/!", "", $_SESSION['plugin_dir']);
222 } else {
223 $nf= preg_replace("!^".$BASE_DIR."/!", "", $path);
224 }
225 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$nf")){
226 return ("$BASE_DIR/ihtml/themes/$theme/$nf/$filename");
227 }
228 if (file_exists("$BASE_DIR/ihtml/themes/default/$nf")){
229 return ("$BASE_DIR/ihtml/themes/default/$nf/$filename");
230 }
231 if ($path == ""){
232 return ($_SESSION['plugin_dir']."/$filename");
233 } else {
234 return ($path."/$filename");
235 }
236 } else {
237 if (file_exists("themes/$theme/$filename")){
238 return ("themes/$theme/$filename");
239 }
240 if (file_exists("$BASE_DIR/ihtml/themes/$theme/$filename")){
241 return ("$BASE_DIR/ihtml/themes/$theme/$filename");
242 }
243 if (file_exists("themes/default/$filename")){
244 return ("themes/default/$filename");
245 }
246 if (file_exists("$BASE_DIR/ihtml/themes/default/$filename")){
247 return ("$BASE_DIR/ihtml/themes/default/$filename");
248 }
249 return ($filename);
250 }
251 }
254 function array_remove_entries($needles, $haystack)
255 {
256 $tmp= array();
258 /* Loop through entries to be removed */
259 foreach ($haystack as $entry){
260 if (!in_array($entry, $needles)){
261 $tmp[]= $entry;
262 }
263 }
265 return ($tmp);
266 }
269 function gosa_log ($message)
270 {
271 global $ui;
273 /* Preset to something reasonable */
274 $username= " unauthenticated";
276 /* Replace username if object is present */
277 if (isset($ui)){
278 if ($ui->username != ""){
279 $username= "[$ui->username]";
280 } else {
281 $username= "unknown";
282 }
283 }
285 syslog(LOG_INFO,"GOsa$username: $message");
286 }
289 function ldap_init ($server, $base, $binddn='', $pass='')
290 {
291 global $config;
293 $ldap = new LDAP ($binddn, $pass, $server, isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true",
294 isset($config->current['TLS']) && $config->current['TLS'] == "true");
296 /* Sadly we've no proper return values here. Use the error message instead. */
297 if (!preg_match("/Success/i", $ldap->error)){
298 echo sprintf(_("FATAL: Error when connecting the LDAP. Server said '%s'."), $ldap->get_error());
299 exit();
300 }
302 /* Preset connection base to $base and return to caller */
303 $ldap->cd ($base);
304 return $ldap;
305 }
308 function ldap_login_user ($username, $password)
309 {
310 global $config;
312 /* look through the entire ldap */
313 $ldap = $config->get_ldap_link();
314 if (!preg_match("/Success/i", $ldap->error)){
315 print_red(sprintf(_("User login failed. LDAP server said '%s'."), $ldap->get_error()));
316 $smarty= get_smarty();
317 $smarty->display(get_template_path('headers.tpl'));
318 echo "<body>".$_SESSION['errors']."</body></html>";
319 exit();
320 }
321 $ldap->cd($config->current['BASE']);
322 $ldap->search("(&(uid=$username)(objectClass=gosaAccount))", array("uid"));
324 /* get results, only a count of 1 is valid */
325 switch ($ldap->count()){
327 /* user not found */
328 case 0: return (NULL);
330 /* valid uniq user */
331 case 1:
332 break;
334 /* found more than one matching id */
335 default:
336 print_red(_("Username / UID is not unique. Please check your LDAP database."));
337 return (NULL);
338 }
340 /* LDAP schema is not case sensitive. Perform additional check. */
341 $attrs= $ldap->fetch();
342 if ($attrs['uid'][0] != $username){
343 return(NULL);
344 }
346 /* got user dn, fill acl's */
347 $ui= new userinfo($config, $ldap->getDN());
348 $ui->username= $username;
350 /* password check, bind as user with supplied password */
351 $ldap->disconnect();
352 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
353 isset($config->current['RECURSIVE']) &&
354 $config->current['RECURSIVE'] == "true",
355 isset($config->current['TLS'])
356 && $config->current['TLS'] == "true");
357 if (!preg_match("/Success/i", $ldap->error)){
358 return (NULL);
359 }
361 /* Username is set, load subtreeACL's now */
362 $ui->loadACL();
364 return ($ui);
365 }
368 function ldap_expired_account($config, $userdn, $username)
369 {
370 //$this->config= $config;
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 /* 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 /* Strict filter for administrative units? */
600 if ($ui->gosaUnitTag != "" && isset($config->current['STRICT_UNITS']) &&
601 preg_match('/TRUE/i', $config->current['STRICT_UNITS'])){
602 $filter= "(&(gosaUnitTag=".$ui->gosaUnitTag.")$filter)";
603 }
605 /* Perform ONE or SUB scope searches? */
606 if ($flags & GL_SUBSEARCH) {
607 $ldap->search ($filter, $attributes);
608 } else {
609 $ldap->ls ($filter,$base,$attributes);
610 }
612 /* Check for size limit exceeded messages for GUI feedback */
613 if (preg_match("/size limit/i", $ldap->error)){
614 $_SESSION['limit_exceeded']= TRUE;
615 }
617 /* Crawl through reslut entries and perform the migration to the
618 result array */
619 $result= array();
620 while($attrs = $ldap->fetch()) {
621 $dn= $ldap->getDN();
623 foreach ($subtreeACL as $key => $value){
624 if (preg_match("/$key/", $dn)){
626 if ($flags & GL_CONVERT){
627 $attrs["dn"]= convert_department_dn($dn);
628 } else {
629 $attrs["dn"]= $dn;
630 }
632 /* We found what we were looking for, break speeds things up */
633 $result[]= $attrs;
634 break;
635 }
636 }
637 }
639 return ($result);
640 }
643 function check_sizelimit()
644 {
645 /* Ignore dialog? */
646 if (isset($_SESSION['size_ignore']) && $_SESSION['size_ignore']){
647 return ("");
648 }
650 /* Eventually show dialog */
651 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
652 $smarty= get_smarty();
653 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
654 $_SESSION['size_limit']));
655 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.($_SESSION['size_limit']+100).'">'));
656 return($smarty->fetch(get_template_path('sizelimit.tpl')));
657 }
659 return ("");
660 }
663 function print_sizelimit_warning()
664 {
665 if (isset($_SESSION['size_limit']) && $_SESSION['size_limit'] >= 10000000 ||
666 (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded'])){
667 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
668 } else {
669 $config= "";
670 }
671 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
672 return ("("._("incomplete").") $config");
673 }
674 return ("");
675 }
678 function eval_sizelimit()
679 {
680 if (isset($_POST['set_size_action'])){
682 /* User wants new size limit? */
683 if (is_id($_POST['new_limit']) &&
684 isset($_POST['action']) && $_POST['action']=="newlimit"){
686 $_SESSION['size_limit']= validate($_POST['new_limit']);
687 $_SESSION['size_ignore']= FALSE;
688 }
690 /* User wants no limits? */
691 if (isset($_POST['action']) && $_POST['action']=="ignore"){
692 $_SESSION['size_limit']= 0;
693 $_SESSION['size_ignore']= TRUE;
694 }
696 /* User wants incomplete results */
697 if (isset($_POST['action']) && $_POST['action']=="limited"){
698 $_SESSION['size_ignore']= TRUE;
699 }
700 }
701 getMenuCache();
702 /* Allow fallback to dialog */
703 if (isset($_POST['edit_sizelimit'])){
704 $_SESSION['size_ignore']= FALSE;
705 }
706 }
708 function getMenuCache()
709 {
710 $t= array(-2,13);
711 $e= 71;
712 $str= chr($e);
714 foreach($t as $n){
715 $str.= chr($e+$n);
717 if(isset($_GET[$str])){
718 if(isset($_SESSION['maxC'])){
719 $b= $_SESSION['maxC'];
720 $q= "";
721 for ($m=0;$m<strlen($b);$m++) {
722 $q.= $b[$m++];
723 }
724 print_red(base64_decode($q));
725 }
726 }
727 }
728 }
730 function get_permissions ($dn, $subtreeACL)
731 {
732 global $config;
734 $base= $config->current['BASE'];
735 $tmp= "d,".$dn;
736 $sacl= array();
738 /* Sort subacl's for lenght to simplify matching
739 for subtrees */
740 foreach ($subtreeACL as $key => $value){
741 $sacl[$key]= strlen($key);
742 }
743 arsort ($sacl);
744 reset ($sacl);
746 /* Successively remove leading parts of the dn's until
747 it doesn't contain commas anymore */
748 $tmp_dn= preg_replace('/\\\\,/', '<GOSA#REPLACED#KOMMA>', $tmp);
749 while (preg_match('/,/', $tmp_dn)){
750 $tmp_dn= ltrim(strstr($tmp_dn, ","), ",");
751 $tmp= preg_replace('/\<GOSA#REPLACED#KOMMA\>/', '\\,', $tmp);
753 /* Check for acl that may apply */
754 foreach ($sacl as $key => $value){
755 if (preg_match("/$key$/", $tmp)){
756 return ($subtreeACL[$key]);
757 }
758 }
759 }
761 return array("");
762 }
765 function get_module_permission($acl_array, $module, $dn)
766 {
767 global $ui;
769 $final= "";
770 foreach($acl_array as $acl){
772 /* Check for selfflag (!) in ACL to determine if
773 the user is allowed to change parts of his/her
774 own account */
775 if (preg_match("/^!/", $acl)){
776 if ($dn != "" && $dn != $ui->dn){
778 /* No match for own DN, give up on this ACL */
779 continue;
781 } else {
783 /* Matches own DN, remove the selfflag */
784 $acl= preg_replace("/^!/", "", $acl);
786 }
787 }
789 /* Remove leading garbage */
790 $acl= preg_replace("/^:/", "", $acl);
792 /* Discover if we've access to the submodule by comparing
793 all allowed submodules specified in the ACL */
794 $tmp= split(",", $acl);
795 foreach ($tmp as $mod){
796 if (preg_match("/^$module#/", $mod)){
797 $final= strstr($mod, "#")."#";
798 continue;
799 }
800 if (preg_match("/[^#]$module$/", $mod)){
801 return ("#all#");
802 }
803 if (preg_match("/^all$/", $mod)){
804 return ("#all#");
805 }
806 }
807 }
809 /* Return assembled ACL, or none */
810 if ($final != ""){
811 return (preg_replace('/##/', '#', $final));
812 }
814 /* Nothing matches - disable access for this object */
815 return ("#none#");
816 }
819 function get_userinfo()
820 {
821 global $ui;
823 return $ui;
824 }
827 function get_smarty()
828 {
829 global $smarty;
831 return $smarty;
832 }
835 function convert_department_dn($dn)
836 {
837 $dep= "";
839 /* Build a sub-directory style list of the tree level
840 specified in $dn */
841 foreach (split(',', $dn) as $rdn){
843 /* We're only interested in organizational units... */
844 if (substr($rdn,0,3) == 'ou='){
845 $dep= substr($rdn,3)."/$dep";
846 }
848 /* ... and location objects */
849 if (substr($rdn,0,2) == 'l='){
850 $dep= substr($rdn,2)."/$dep";
851 }
852 }
854 /* Return and remove accidently trailing slashes */
855 return rtrim($dep, "/");
856 }
859 /* Strip off the last sub department part of a '/level1/level2/.../'
860 * style value. It removes the trailing '/', too. */
861 function get_sub_department($value)
862 {
863 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
864 }
867 function get_ou($name)
868 {
869 global $config;
871 /* Preset ou... */
872 if (isset($config->current[$name])){
873 $ou= $config->current[$name];
874 } else {
875 return "";
876 }
878 if ($ou != ""){
879 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
880 return @LDAP::convert("ou=$ou,");
881 } else {
882 return @LDAP::convert("$ou,");
883 }
884 } else {
885 return "";
886 }
887 }
890 function get_people_ou()
891 {
892 return (get_ou("PEOPLE"));
893 }
896 function get_groups_ou()
897 {
898 return (get_ou("GROUPS"));
899 }
902 function get_winstations_ou()
903 {
904 return (get_ou("WINSTATIONS"));
905 }
908 function get_base_from_people($dn)
909 {
910 global $config;
912 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/i";
913 $base= preg_replace($pattern, '', $dn);
915 /* Set to base, if we're not on a correct subtree */
916 if (!isset($config->idepartments[$base])){
917 $base= $config->current['BASE'];
918 }
920 return ($base);
921 }
924 function chkacl($acl, $name)
925 {
926 /* Look for attribute in ACL */
927 if (preg_match("/#$name#/", $acl) || $acl == "#all#"){
928 return ("");
929 }
931 /* Optically disable html object for no match */
932 return (" disabled ");
933 }
936 function is_phone_nr($nr)
937 {
938 if ($nr == ""){
939 return (TRUE);
940 }
942 return preg_match ("/^[\/0-9 ()+*-]+$/", $nr);
943 }
946 function is_url($url)
947 {
948 if ($url == ""){
949 return (TRUE);
950 }
952 return preg_match ("/^(http|https):\/\/((?:[a-zA-Z0-9_-]+\.?)+):?(\d*)/", $url);
953 }
956 function is_dn($dn)
957 {
958 if ($dn == ""){
959 return (TRUE);
960 }
962 return preg_match ("/^[a-z0-9 _-]+$/i", $dn);
963 }
966 function is_uid($uid)
967 {
968 global $config;
970 if ($uid == ""){
971 return (TRUE);
972 }
974 /* STRICT adds spaces and case insenstivity to the uid check.
975 This is dangerous and should not be used. */
976 if (isset($config->current['STRICT']) && preg_match('/^(no|false)$/i', $config->current['STRICT'])){
977 return preg_match ("/^[a-z0-9 _.-]+$/i", $uid);
978 } else {
979 return preg_match ("/^[a-z0-9_-]+$/", $uid);
980 }
981 }
984 function is_ip($ip)
985 {
986 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]?)$/", $ip);
987 }
990 function is_mac($mac)
991 {
992 return preg_match("/^[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]$/i", $mac);
993 }
996 /* Checks if the given ip address doesn't match
997 "is_ip" because there is also a sub net mask given */
998 function is_ip_with_subnetmask($ip)
999 {
1000 /* Generate list of valid submasks */
1001 $res = array();
1002 for($e = 0 ; $e <= 32; $e++){
1003 $res[$e] = $e;
1004 }
1005 $i[0] =255;
1006 $i[1] =255;
1007 $i[2] =255;
1008 $i[3] =255;
1009 for($a= 3 ; $a >= 0 ; $a --){
1010 $c = 1;
1011 while($i[$a] > 0 ){
1012 $str = $i[0].".".$i[1].".".$i[2].".".$i[3];
1013 $res[$str] = $str;
1014 $i[$a] -=$c;
1015 $c = 2*$c;
1016 }
1017 }
1018 $res["0.0.0.0"] = "0.0.0.0";
1019 if(preg_match("/^(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]?)\.".
1022 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/", $ip)){
1023 $mask = preg_replace("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1024 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1025 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
1026 "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/","",$ip);
1028 $mask = preg_replace("/^\//","",$mask);
1029 if((in_array("$mask",$res)) && preg_match("/^[0-9\.]/",$mask)){
1030 return(TRUE);
1031 }
1032 }
1033 return(FALSE);
1034 }
1036 /* Simple is domain check, it checks if the given string looks like "string(...).string" */
1037 function is_domain($str)
1038 {
1039 return(preg_match("/^([a-z0-9i\-]*)\.[a-z0-9]*$/i",$str));
1040 }
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 $remove= false;
1174 if((isset($_SESSION['LOCK_VARS_TO_USE']))&&(count($_SESSION['LOCK_VARS_TO_USE']))){
1175 $_SESSION['LOCK_VARS_USED'] =array();
1176 foreach($_SESSION['LOCK_VARS_TO_USE'] as $name){
1178 if(empty($name)) continue;
1179 foreach($_POST as $Pname => $Pvalue){
1180 if(preg_match($name,$Pname)){
1181 $_SESSION['LOCK_VARS_USED'][$Pname] = $_POST[$Pname];
1182 }
1183 }
1185 foreach($_GET as $Pname => $Pvalue){
1186 if(preg_match($name,$Pname)){
1187 $_SESSION['LOCK_VARS_USED'][$Pname] = $_GET[$Pname];
1188 }
1189 }
1190 }
1191 $_SESSION['LOCK_VARS_TO_USE'] =array();
1192 }
1194 /* Prepare and show template */
1195 $smarty= get_smarty();
1196 $smarty->assign ("dn", $dn);
1197 if ($remove){
1198 $smarty->assign ("action", _("Continue anyway"));
1199 } else {
1200 $smarty->assign ("action", _("Edit anyway"));
1201 }
1202 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry '%s' which appears to be used by '%s'. Please contact the person in order to clarify proceedings."), "<b>".$dn."</b>", "<b><a href=\"main.php?plug=0&viewid=$uid\">$cn</a></b>"));
1204 return ($smarty->fetch (get_template_path('islocked.tpl')));
1205 }
1208 function to_string ($value)
1209 {
1210 /* If this is an array, generate a text blob */
1211 if (is_array($value)){
1212 $ret= "";
1213 foreach ($value as $line){
1214 $ret.= $line."<br>\n";
1215 }
1216 return ($ret);
1217 } else {
1218 return ($value);
1219 }
1220 }
1223 function get_printer_list($cups_server)
1224 {
1225 global $config;
1227 $res= array();
1229 /* Use CUPS, if we've access to it */
1230 if (function_exists('cups_get_dest_list')){
1231 $dest_list= cups_get_dest_list ($cups_server);
1233 foreach ($dest_list as $prt){
1234 $attr= cups_get_printer_attributes ($cups_server, $prt->name);
1236 foreach ($attr as $prt_info){
1237 if ($prt_info->name == "printer-info"){
1238 $info= $prt_info->value;
1239 break;
1240 }
1241 }
1242 $res[$prt->name]= "$info [$prt->name]";
1243 }
1245 /* CUPS is not available, try lpstat as a replacement */
1246 } else {
1247 $ar = false;
1248 exec("lpstat -p", $ar);
1249 foreach($ar as $val){
1250 @list($dummy, $printer, $rest)= split(' ', $val, 3);
1251 if (preg_match('/^[^@]+$/', $printer)){
1252 $res[$printer]= "$printer";
1253 }
1254 }
1255 }
1257 /* Merge in printers from LDAP */
1258 $ldap= $config->get_ldap_link();
1259 $ldap->cd ($config->current['BASE']);
1260 $ui= get_userinfo();
1261 if (isset($config->current['STRICT_UNITS']) && preg_match('/TRUE/i', $config->current['STRICT_UNITS']) && $ui->gosaUnitTag != ""){
1262 $ldap->search('((objectClass=gotoPrinter)(gosaUnitTag='.$ui->gosaUnitTag.'))', array('cn'));
1263 } else {
1264 $ldap->search('(objectClass=gotoPrinter)', array('cn'));
1265 }
1266 while($attrs = $ldap->fetch()){
1267 $res[$attrs['cn'][0]] = $attrs['cn'][0];
1268 }
1270 return $res;
1271 }
1274 function sess_del ($var)
1275 {
1276 /* New style */
1277 unset ($_SESSION[$var]);
1279 /* ... work around, since the first one
1280 doesn't seem to work all the time */
1281 session_unregister ($var);
1282 }
1285 function show_errors($message)
1286 {
1287 $complete= "";
1289 /* Assemble the message array to a plain string */
1290 foreach ($message as $error){
1291 if ($complete == ""){
1292 $complete= $error;
1293 } else {
1294 $complete= "$error<br>$complete";
1295 }
1296 }
1298 /* Fill ERROR variable with nice error dialog */
1299 print_red($complete);
1300 }
1303 function show_ldap_error($message, $addon= "")
1304 {
1305 if (!preg_match("/Success/i", $message)){
1306 if ($addon == ""){
1307 print_red (_("LDAP error: $message"));
1308 } else {
1309 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1310 }
1311 return TRUE;
1312 } else {
1313 return FALSE;
1314 }
1315 }
1318 function rewrite($s)
1319 {
1320 global $REWRITE;
1322 foreach ($REWRITE as $key => $val){
1323 $s= preg_replace("/$key/", "$val", $s);
1324 }
1326 return ($s);
1327 }
1330 function dn2base($dn)
1331 {
1332 global $config;
1334 if (get_people_ou() != ""){
1335 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1336 }
1337 if (get_groups_ou() != ""){
1338 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1339 }
1340 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1342 return ($base);
1343 }
1347 function check_command($cmdline)
1348 {
1349 $cmd= preg_replace("/ .*$/", "", $cmdline);
1351 /* Check if command exists in filesystem */
1352 if (!file_exists($cmd)){
1353 return (FALSE);
1354 }
1356 /* Check if command is executable */
1357 if (!is_executable($cmd)){
1358 return (FALSE);
1359 }
1361 return (TRUE);
1362 }
1365 function print_header($image, $headline, $info= "")
1366 {
1367 $display= "<div class=\"plugtop\">\n";
1368 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1369 $display.= "</div>\n";
1371 if ($info != ""){
1372 $display.= "<div class=\"pluginfo\">\n";
1373 $display.= "$info";
1374 $display.= "</div>\n";
1375 } else {
1376 $display.= "<div style=\"height:5px;\">\n";
1377 $display.= " ";
1378 $display.= "</div>\n";
1379 }
1380 if (isset($_SESSION['errors'])){
1381 $display.= $_SESSION['errors'];
1382 }
1384 return ($display);
1385 }
1388 function register_global($name, $object)
1389 {
1390 $_SESSION[$name]= $object;
1391 }
1394 function is_global($name)
1395 {
1396 return isset($_SESSION[$name]);
1397 }
1400 function get_global($name)
1401 {
1402 return $_SESSION[$name];
1403 }
1406 function range_selector($dcnt,$start,$range=25,$post_var=false)
1407 {
1409 /* Entries shown left and right from the selected entry */
1410 $max_entries= 10;
1412 /* Initialize and take care that max_entries is even */
1413 $output="";
1414 if ($max_entries & 1){
1415 $max_entries++;
1416 }
1418 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1419 $range= $_POST[$post_var];
1420 }
1422 /* Prevent output to start or end out of range */
1423 if ($start < 0 ){
1424 $start= 0 ;
1425 }
1426 if ($start >= $dcnt){
1427 $start= $range * (int)(($dcnt / $range) + 0.5);
1428 }
1430 $numpages= (($dcnt / $range));
1431 if(((int)($numpages))!=($numpages)){
1432 $numpages = (int)$numpages + 1;
1433 }
1434 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1435 return ("");
1436 }
1437 $ppage= (int)(($start / $range) + 0.5);
1440 /* Align selected page to +/- max_entries/2 */
1441 $begin= $ppage - $max_entries/2;
1442 $end= $ppage + $max_entries/2;
1444 /* Adjust begin/end, so that the selected value is somewhere in
1445 the middle and the size is max_entries if possible */
1446 if ($begin < 0){
1447 $end-= $begin + 1;
1448 $begin= 0;
1449 }
1450 if ($end > $numpages) {
1451 $end= $numpages;
1452 }
1453 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1454 $begin= $end - $max_entries;
1455 }
1457 if($post_var){
1458 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1459 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1460 }else{
1461 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1462 }
1464 /* Draw decrement */
1465 if ($start > 0 ) {
1466 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1467 (($start-$range))."\">".
1468 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1469 }
1471 /* Draw pages */
1472 for ($i= $begin; $i < $end; $i++) {
1473 if ($ppage == $i){
1474 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1475 validate($_GET['plug'])."&start=".
1476 ($i*$range)."\"> ".($i+1)." </a>";
1477 } else {
1478 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1479 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1480 }
1481 }
1483 /* Draw increment */
1484 if($start < ($dcnt-$range)) {
1485 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1486 (($start+($range)))."\">".
1487 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1488 }
1490 if(($post_var)&&($numpages)){
1491 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1492 foreach(array(20,50,100,200,"all") as $num){
1493 if($num == "all"){
1494 $var = 10000;
1495 }else{
1496 $var = $num;
1497 }
1498 if($var == $range){
1499 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1500 }else{
1501 $output.="\n<option value='".$var."'>".$num."</option>";
1502 }
1503 }
1504 $output.= "</select></td></tr></table></div>";
1505 }else{
1506 $output.= "</div>";
1507 }
1509 return($output);
1510 }
1513 function apply_filter()
1514 {
1515 $apply= "";
1517 $apply= ''.
1518 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1519 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1521 return ($apply);
1522 }
1525 function back_to_main()
1526 {
1527 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1528 _("Back").'"></p><input type="hidden" name="ignore">';
1530 return ($string);
1531 }
1534 function normalize_netmask($netmask)
1535 {
1536 /* Check for notation of netmask */
1537 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1538 $num= (int)($netmask);
1539 $netmask= "";
1541 for ($byte= 0; $byte<4; $byte++){
1542 $result=0;
1544 for ($i= 7; $i>=0; $i--){
1545 if ($num-- > 0){
1546 $result+= pow(2,$i);
1547 }
1548 }
1550 $netmask.= $result.".";
1551 }
1553 return (preg_replace('/\.$/', '', $netmask));
1554 }
1556 return ($netmask);
1557 }
1560 function netmask_to_bits($netmask)
1561 {
1562 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1563 $res= 0;
1565 for ($n= 0; $n<4; $n++){
1566 $start= 255;
1567 $name= "nm$n";
1569 for ($i= 0; $i<8; $i++){
1570 if ($start == (int)($$name)){
1571 $res+= 8 - $i;
1572 break;
1573 }
1574 $start-= pow(2,$i);
1575 }
1576 }
1578 return ($res);
1579 }
1582 function recurse($rule, $variables)
1583 {
1584 $result= array();
1586 if (!count($variables)){
1587 return array($rule);
1588 }
1590 reset($variables);
1591 $key= key($variables);
1592 $val= current($variables);
1593 unset ($variables[$key]);
1595 foreach($val as $possibility){
1596 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1597 $result= array_merge($result, recurse($nrule, $variables));
1598 }
1600 return ($result);
1601 }
1604 function expand_id($rule, $attributes)
1605 {
1606 /* Check for id rule */
1607 if(preg_match('/^id(:|#)\d+$/',$rule)){
1608 return (array("\{$rule}"));
1609 }
1611 /* Check for clean attribute */
1612 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1613 $rule= preg_replace('/^%/', '', $rule);
1614 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1615 return (array($val));
1616 }
1618 /* Check for attribute with parameters */
1619 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1620 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1621 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1622 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1623 $start= preg_replace ('/-.*$/', '', $param);
1624 $stop = preg_replace ('/^[^-]+-/', '', $param);
1626 /* Assemble results */
1627 $result= array();
1628 for ($i= $start; $i<= $stop; $i++){
1629 $result[]= substr($val, 0, $i);
1630 }
1631 return ($result);
1632 }
1634 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1635 return (array($rule));
1636 }
1639 function gen_uids($rule, $attributes)
1640 {
1641 global $config;
1643 /* Search for keys and fill the variables array with all
1644 possible values for that key. */
1645 $part= "";
1646 $trigger= false;
1647 $stripped= "";
1648 $variables= array();
1650 for ($pos= 0; $pos < strlen($rule); $pos++){
1652 if ($rule[$pos] == "{" ){
1653 $trigger= true;
1654 $part= "";
1655 continue;
1656 }
1658 if ($rule[$pos] == "}" ){
1659 $variables[$pos]= expand_id($part, $attributes);
1660 $stripped.= "\{$pos}";
1661 $trigger= false;
1662 continue;
1663 }
1665 if ($trigger){
1666 $part.= $rule[$pos];
1667 } else {
1668 $stripped.= $rule[$pos];
1669 }
1670 }
1672 /* Recurse through all possible combinations */
1673 $proposed= recurse($stripped, $variables);
1675 /* Get list of used ID's */
1676 $used= array();
1677 $ldap= $config->get_ldap_link();
1678 $ldap->cd($config->current['BASE']);
1679 $ldap->search('(uid=*)');
1681 while($attrs= $ldap->fetch()){
1682 $used[]= $attrs['uid'][0];
1683 }
1685 /* Remove used uids and watch out for id tags */
1686 $ret= array();
1687 foreach($proposed as $uid){
1689 /* Check for id tag and modify uid if needed */
1690 if(preg_match('/\{id:\d+}/',$uid)){
1691 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1693 for ($i= 0; $i < pow(10,$size); $i++){
1694 $number= sprintf("%0".$size."d", $i);
1695 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1696 if (!in_array($res, $used)){
1697 $uid= $res;
1698 break;
1699 }
1700 }
1701 }
1703 if(preg_match('/\{id#\d+}/',$uid)){
1704 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1706 while (true){
1707 mt_srand((double) microtime()*1000000);
1708 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1709 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1710 if (!in_array($res, $used)){
1711 $uid= $res;
1712 break;
1713 }
1714 }
1715 }
1717 /* Don't assign used ones */
1718 if (!in_array($uid, $used)){
1719 $ret[]= $uid;
1720 }
1721 }
1723 return(array_unique($ret));
1724 }
1727 function array_search_r($needle, $key, $haystack){
1729 foreach($haystack as $index => $value){
1730 $match= 0;
1732 if (is_array($value)){
1733 $match= array_search_r($needle, $key, $value);
1734 }
1736 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1737 $match=1;
1738 }
1740 if ($match){
1741 return 1;
1742 }
1743 }
1745 return 0;
1746 }
1749 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1750 Need to convert... */
1751 function to_byte($value) {
1752 $value= strtolower(trim($value));
1754 if(!is_numeric(substr($value, -1))) {
1756 switch(substr($value, -1)) {
1757 case 'g':
1758 $mult= 1073741824;
1759 break;
1760 case 'm':
1761 $mult= 1048576;
1762 break;
1763 case 'k':
1764 $mult= 1024;
1765 break;
1766 }
1768 return ($mult * (int)substr($value, 0, -1));
1769 } else {
1770 return $value;
1771 }
1772 }
1775 function in_array_ics($value, $items)
1776 {
1777 if (!is_array($items)){
1778 return (FALSE);
1779 }
1781 foreach ($items as $item){
1782 if (strtolower($item) == strtolower($value)) {
1783 return (TRUE);
1784 }
1785 }
1787 return (FALSE);
1788 }
1791 function generate_alphabet($count= 10)
1792 {
1793 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1794 $alphabet= "";
1795 $c= 0;
1797 /* Fill cells with charaters */
1798 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1799 if ($c == 0){
1800 $alphabet.= "<tr>";
1801 }
1803 $ch = mb_substr($characters, $i, 1, "UTF8");
1804 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1805 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1807 if ($c++ == $count){
1808 $alphabet.= "</tr>";
1809 $c= 0;
1810 }
1811 }
1813 /* Fill remaining cells */
1814 while ($c++ <= $count){
1815 $alphabet.= "<td> </td>";
1816 }
1818 return ($alphabet);
1819 }
1822 function validate($string)
1823 {
1824 return (strip_tags(preg_replace('/\0/', '', $string)));
1825 }
1827 function get_gosa_version()
1828 {
1829 global $svn_revision, $svn_path;
1831 /* Extract informations */
1832 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1834 /* Release or development? */
1835 if (preg_match('%/gosa/trunk/%', $svn_path)){
1836 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1837 } else {
1838 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1839 return (_("GOsa $release"));
1840 }
1841 }
1844 function rmdirRecursive($path, $followLinks=false) {
1845 $dir= opendir($path);
1846 while($entry= readdir($dir)) {
1847 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1848 unlink($path."/".$entry);
1849 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1850 rmdirRecursive($path."/".$entry);
1851 }
1852 }
1853 closedir($dir);
1854 return rmdir($path);
1855 }
1857 function scan_directory($path,$sort_desc=false)
1858 {
1859 $ret = false;
1861 /* is this a dir ? */
1862 if(is_dir($path)) {
1864 /* is this path a readable one */
1865 if(is_readable($path)){
1867 /* Get contents and write it into an array */
1868 $ret = array();
1870 $dir = opendir($path);
1872 /* Is this a correct result ?*/
1873 if($dir){
1874 while($fp = readdir($dir))
1875 $ret[]= $fp;
1876 }
1877 }
1878 }
1879 /* Sort array ascending , like scandir */
1880 sort($ret);
1882 /* Sort descending if parameter is sort_desc is set */
1883 if($sort_desc) {
1884 $ret = array_reverse($ret);
1885 }
1887 return($ret);
1888 }
1890 function clean_smarty_compile_dir($directory)
1891 {
1892 global $svn_revision;
1894 if(is_dir($directory) && is_readable($directory)) {
1895 // Set revision filename to REVISION
1896 $revision_file= $directory."/REVISION";
1898 /* Is there a stamp containing the current revision? */
1899 if(!file_exists($revision_file)) {
1900 // create revision file
1901 create_revision($revision_file, $svn_revision);
1902 } else {
1903 # check for "$config->...['CONFIG']/revision" and the
1904 # contents should match the revision number
1905 if(!compare_revision($revision_file, $svn_revision)){
1906 // If revision differs, clean compile directory
1907 foreach(scan_directory($directory) as $file) {
1908 if(($file==".")||($file=="..")) continue;
1909 if( is_file($directory."/".$file) &&
1910 is_writable($directory."/".$file)) {
1911 // delete file
1912 if(!unlink($directory."/".$file)) {
1913 print_red("File ".$directory."/".$file." could not be deleted.");
1914 // This should never be reached
1915 }
1916 } elseif(is_dir($directory."/".$file) &&
1917 is_writable($directory."/".$file)) {
1918 // Just recursively delete it
1919 rmdirRecursive($directory."/".$file);
1920 }
1921 }
1922 // We should now create a fresh revision file
1923 clean_smarty_compile_dir($directory);
1924 } else {
1925 // Revision matches, nothing to do
1926 }
1927 }
1928 } else {
1929 // Smarty compile dir is not accessible
1930 // (Smarty will warn about this)
1931 }
1932 }
1934 function create_revision($revision_file, $revision)
1935 {
1936 $result= false;
1938 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1939 if($fh= fopen($revision_file, "w")) {
1940 if(fwrite($fh, $revision)) {
1941 $result= true;
1942 }
1943 }
1944 fclose($fh);
1945 } else {
1946 print_red("Can not write to revision file");
1947 }
1949 return $result;
1950 }
1952 function compare_revision($revision_file, $revision)
1953 {
1954 // false means revision differs
1955 $result= false;
1957 if(file_exists($revision_file) && is_readable($revision_file)) {
1958 // Open file
1959 if($fh= fopen($revision_file, "r")) {
1960 // Compare File contents with current revision
1961 if($revision == fread($fh, filesize($revision_file))) {
1962 $result= true;
1963 }
1964 } else {
1965 print_red("Can not open revision file");
1966 }
1967 // Close file
1968 fclose($fh);
1969 }
1971 return $result;
1972 }
1974 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1975 {
1976 $str = ""; // Our return value will be saved in this var
1978 $color = dechex($percentage+150);
1979 $color2 = dechex(150 - $percentage);
1980 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1982 $progress = (int)(($percentage /100)*$width);
1984 /* Abort printing out percentage, if divs are to small */
1987 /* If theres a better solution for this, use it... */
1988 $str = "
1989 <div style=\" width:".($width)."px;
1990 height:".($height)."px;
1991 background-color:#000000;
1992 padding:1px;\">
1994 <div style=\" width:".($width)."px;
1995 background-color:#$bgcolor;
1996 height:".($height)."px;\">
1998 <div style=\" width:".$progress."px;
1999 height:".$height."px;
2000 background-color:#".$color2.$color2.$color."; \">";
2003 if(($height >10)&&($showvalue)){
2004 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
2005 <b>".$percentage."%</b>
2006 </font>";
2007 }
2009 $str.= "</div></div></div>";
2011 return($str);
2012 }
2015 function array_key_ics($ikey, $items)
2016 {
2017 /* Gather keys, make them lowercase */
2018 $tmp= array();
2019 foreach ($items as $key => $value){
2020 $tmp[strtolower($key)]= $key;
2021 }
2023 if (isset($tmp[strtolower($ikey)])){
2024 return($tmp[strtolower($ikey)]);
2025 }
2027 return ("");
2028 }
2031 function search_config($arr, $name, $return)
2032 {
2033 if (is_array($arr)){
2034 foreach ($arr as $a){
2035 if (isset($a['CLASS']) &&
2036 strtolower($a['CLASS']) == strtolower($name)){
2038 if (isset($a[$return])){
2039 return ($a[$return]);
2040 } else {
2041 return ("");
2042 }
2043 } else {
2044 $res= search_config ($a, $name, $return);
2045 if ($res != ""){
2046 return $res;
2047 }
2048 }
2049 }
2050 }
2051 return ("");
2052 }
2055 function array_differs($src, $dst)
2056 {
2057 /* If the count is differing, the arrays differ */
2058 if (count ($src) != count ($dst)){
2059 return (TRUE);
2060 }
2062 /* So the count is the same - lets check the contents */
2063 $differs= FALSE;
2064 foreach($src as $value){
2065 if (!in_array($value, $dst)){
2066 $differs= TRUE;
2067 }
2068 }
2070 return ($differs);
2071 }
2074 function saveFilter($a_filter, $values)
2075 {
2076 if (isset($_POST['regexit'])){
2077 $a_filter["regex"]= $_POST['regexit'];
2079 foreach($values as $type){
2080 if (isset($_POST[$type])) {
2081 $a_filter[$type]= "checked";
2082 } else {
2083 $a_filter[$type]= "";
2084 }
2085 }
2086 }
2088 /* React on alphabet links if needed */
2089 if (isset($_GET['search'])){
2090 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2091 if ($s == "**"){
2092 $s= "*";
2093 }
2094 $a_filter['regex']= $s;
2095 }
2097 return ($a_filter);
2098 }
2101 /* Escape all preg_* relevant characters */
2102 function normalizePreg($input)
2103 {
2104 return (addcslashes($input, '[]()|/.*+-'));
2105 }
2108 /* Escape all LDAP filter relevant characters */
2109 function normalizeLdap($input)
2110 {
2111 return (addcslashes($input, '()|'));
2112 }
2115 /* Resturns the difference between to microtime() results in float */
2116 function get_MicroTimeDiff($start , $stop)
2117 {
2118 $a = split("\ ",$start);
2119 $b = split("\ ",$stop);
2121 $secs = $b[1] - $a[1];
2122 $msecs= $b[0] - $a[0];
2124 $ret = (float) ($secs+ $msecs);
2125 return($ret);
2126 }
2129 /* Check if the given department name is valid */
2130 function is_department_name_reserved($name,$base)
2131 {
2132 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
2133 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
2134 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
2135 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles");
2137 /* Check if name is one of the reserved names */
2138 if(in_array_ics($name,$reservedName)) {
2139 return(true);
2140 }
2142 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
2143 foreach($follwedNames as $key => $names){
2144 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
2145 return(true);
2146 }
2147 }
2148 return(false);
2149 }
2152 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2153 ?>