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($config->current['STRICT']) && preg_match('/^no$/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]?)$/", $ip);
987 }
990 function is_id($id)
991 {
992 if ($id == ""){
993 return (FALSE);
994 }
996 return preg_match ("/^[0-9]+$/", $id);
997 }
1000 function is_path($path)
1001 {
1002 if ($path == ""){
1003 return (TRUE);
1004 }
1005 if (!preg_match('/^[a-z0-9%\/_.+-]+$/i', $path)){
1006 return (FALSE);
1007 }
1009 return preg_match ("/\/.+$/", $path);
1010 }
1013 function is_email($address, $template= FALSE)
1014 {
1015 if ($address == ""){
1016 return (TRUE);
1017 }
1018 if ($template){
1019 return preg_match ("/^[._a-z0-9%-]+@[_a-z0-9-]+(\.[a-z0-9-]+)(\.[a-z0-9-]+)*$/i",
1020 $address);
1021 } else {
1022 return preg_match ("/^[._a-z0-9-]+@[_a-z0-9-]+(\.[a-z0-9i-]+)(\.[a-z0-9-]+)*$/i",
1023 $address);
1024 }
1025 }
1028 function print_red()
1029 {
1030 /* Check number of arguments */
1031 if (func_num_args() < 1){
1032 return;
1033 }
1035 /* Get arguments, save string */
1036 $array = func_get_args();
1037 $string= $array[0];
1039 /* Step through arguments */
1040 for ($i= 1; $i<count($array); $i++){
1041 $string= preg_replace ("/%s/", $array[$i], $string, 1);
1042 }
1044 if((!isset($_SESSION['errorsAlreadyPosted'])) || !is_array($_SESSION['errorsAlreadyPosted'])){
1045 $_SESSION['errorsAlreadyPosted'] = array();
1046 }
1048 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
1049 the other case... */
1051 if (isset($_SESSION['DEBUGLEVEL'])){
1053 if($_SESSION['LastError'] == $string){
1055 if((!isset($_SESSION['errorsAlreadyPosted'][$string]))){
1056 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1057 }
1058 $_SESSION['errorsAlreadyPosted'][$string]++;
1060 }else{
1061 if($string != NULL){
1062 if (preg_match("/"._("LDAP error:")."/", $string)){
1063 $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.");
1064 $img= "images/error.png";
1065 } else {
1066 if (!preg_match('/[.!?]$/', $string)){
1067 $string.= ".";
1068 }
1069 $string= preg_replace('/<br>/', ' ', $string);
1070 $img= "images/warning.png";
1071 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
1072 }
1074 if(isset($_SESSION['errors']) && strlen($_SESSION['errors'])==0) {
1075 $_SESSION['errors'].= "<div style='margin-left:15%;margin-top:100px;".
1076 "background-color:white;padding:5px;border:5px solid red;width:55%;z-index:150;".
1077 "position:absolute' id='e_layer'><table style='width:100%' summary='' border=0>".
1078 "<tr><td style='vertical-align:top;padding:10px'><img alt='' src='".
1079 get_template_path($img)."'></td>".
1080 "<td style='width:100%'><h1>"._("An error occured while processing your request").
1081 "</h1><b>$string</b><br><br>$addmsg</td></tr><tr><td colspan='2' align='center'><br><button ".
1082 (($_SESSION['js']==FALSE)?"type='submit'":"type='button'").
1083 " style='width:80px' onClick='hide(\"e_layer\")'>".
1084 _("OK")."</button></td></tr></table></div>";
1085 }
1087 }else{
1088 return;
1089 }
1090 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1092 }
1094 } else {
1095 echo "Error: $string\n";
1096 }
1097 $_SESSION['LastError'] = $string;
1098 }
1101 function gen_locked_message($user, $dn)
1102 {
1103 global $plug, $config;
1105 $_SESSION['dn']= $dn;
1106 $ldap= $config->get_ldap_link();
1107 $ldap->cat ($user, array('uid', 'cn'));
1108 $attrs= $ldap->fetch();
1110 /* Stop if we have no user here... */
1111 if (count($attrs)){
1112 $uid= $attrs["uid"][0];
1113 $cn= $attrs["cn"][0];
1114 } else {
1115 $uid= $attrs["uid"][0];
1116 $cn= $attrs["cn"][0];
1117 }
1119 $remove= false;
1121 /* Save variables from LOCK_VARS_TO_USE in session - for further editing */
1122 if((isset($_SESSION['LOCK_VARS_TO_USE']))&&(count($_SESSION['LOCK_VARS_TO_USE']))){
1123 $_SESSION['LOCK_VARS_USED'] =array();
1124 foreach($_SESSION['LOCK_VARS_TO_USE'] as $name){
1126 if(empty($name)) continue;
1127 foreach($_POST as $Pname => $Pvalue){
1128 if(preg_match($name,$Pname)){
1129 $_SESSION['LOCK_VARS_USED'][$Pname] = $_POST[$Pname];
1130 }
1131 }
1133 foreach($_GET as $Pname => $Pvalue){
1134 if(preg_match($name,$Pname)){
1135 $_SESSION['LOCK_VARS_USED'][$Pname] = $_GET[$Pname];
1136 }
1137 }
1138 }
1139 $_SESSION['LOCK_VARS_TO_USE'] =array();
1140 }
1142 /* Prepare and show template */
1143 $smarty= get_smarty();
1144 $smarty->assign ("dn", $dn);
1145 if ($remove){
1146 $smarty->assign ("action", _("Continue anyway"));
1147 } else {
1148 $smarty->assign ("action", _("Edit anyway"));
1149 }
1150 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry '%s' which appears to be used by '%s'. Please contact the person in order to clarify proceedings."), "<b>".$dn."</b>", "<b><a href=\"main.php?plug=0&viewid=$uid\">$cn</a></b>"));
1152 return ($smarty->fetch (get_template_path('islocked.tpl')));
1153 }
1156 function to_string ($value)
1157 {
1158 /* If this is an array, generate a text blob */
1159 if (is_array($value)){
1160 $ret= "";
1161 foreach ($value as $line){
1162 $ret.= $line."<br>\n";
1163 }
1164 return ($ret);
1165 } else {
1166 return ($value);
1167 }
1168 }
1171 function get_printer_list($cups_server)
1172 {
1173 global $config;
1175 $res= array();
1177 /* Use CUPS, if we've access to it */
1178 if (function_exists('cups_get_dest_list')){
1179 $dest_list= cups_get_dest_list ($cups_server);
1181 foreach ($dest_list as $prt){
1182 $attr= cups_get_printer_attributes ($cups_server, $prt->name);
1184 foreach ($attr as $prt_info){
1185 if ($prt_info->name == "printer-info"){
1186 $info= $prt_info->value;
1187 break;
1188 }
1189 }
1190 $res[$prt->name]= "$info [$prt->name]";
1191 }
1193 /* CUPS is not available, try lpstat as a replacement */
1194 } else {
1195 $ar = false;
1196 exec("lpstat -p", $ar);
1197 foreach($ar as $val){
1198 @list($dummy, $printer, $rest)= split(' ', $val, 3);
1199 if (preg_match('/^[^@]+$/', $printer)){
1200 $res[$printer]= "$printer";
1201 }
1202 }
1203 }
1205 /* Merge in printers from LDAP */
1206 $ldap= $config->get_ldap_link();
1207 $ldap->cd ($config->current['BASE']);
1208 $ldap->search('(objectClass=gotoPrinter)', array('cn'));
1209 while ($attrs= $ldap->fetch()){
1210 $res[$attrs["cn"][0]]= $attrs["cn"][0];
1211 }
1213 return $res;
1214 }
1217 function sess_del ($var)
1218 {
1219 /* New style */
1220 unset ($_SESSION[$var]);
1222 /* ... work around, since the first one
1223 doesn't seem to work all the time */
1224 session_unregister ($var);
1225 }
1228 function show_errors($message)
1229 {
1230 $complete= "";
1232 /* Assemble the message array to a plain string */
1233 foreach ($message as $error){
1234 if ($complete == ""){
1235 $complete= $error;
1236 } else {
1237 $complete= "$error<br>$complete";
1238 }
1239 }
1241 /* Fill ERROR variable with nice error dialog */
1242 print_red($complete);
1243 }
1246 function show_ldap_error($message, $addon= "")
1247 {
1248 if (!preg_match("/Success/i", $message)){
1249 if ($addon == ""){
1250 print_red (_("LDAP error: $message"));
1251 } else {
1252 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1253 }
1254 return TRUE;
1255 } else {
1256 return FALSE;
1257 }
1258 }
1261 function rewrite($s)
1262 {
1263 global $REWRITE;
1265 foreach ($REWRITE as $key => $val){
1266 $s= preg_replace("/$key/", "$val", $s);
1267 }
1269 return ($s);
1270 }
1273 function dn2base($dn)
1274 {
1275 global $config;
1277 if (get_people_ou() != ""){
1278 $dn= preg_replace('/,'.get_people_ou().'/i' , ',', $dn);
1279 }
1280 if (get_groups_ou() != ""){
1281 $dn= preg_replace('/,'.get_groups_ou().'/i' , ',', $dn);
1282 }
1283 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1285 return ($base);
1286 }
1290 function check_command($cmdline)
1291 {
1292 $cmd= preg_replace("/ .*$/", "", $cmdline);
1294 /* Check if command exists in filesystem */
1295 if (!file_exists($cmd)){
1296 return (FALSE);
1297 }
1299 /* Check if command is executable */
1300 if (!is_executable($cmd)){
1301 return (FALSE);
1302 }
1304 return (TRUE);
1305 }
1308 function print_header($image, $headline, $info= "")
1309 {
1310 $display= "<div class=\"plugtop\">\n";
1311 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1312 $display.= "</div>\n";
1314 if ($info != ""){
1315 $display.= "<div class=\"pluginfo\">\n";
1316 $display.= "$info";
1317 $display.= "</div>\n";
1318 } else {
1319 $display.= "<div style=\"height:5px;\">\n";
1320 $display.= " ";
1321 $display.= "</div>\n";
1322 }
1323 if (isset($_SESSION['errors'])){
1324 $display.= $_SESSION['errors'];
1325 }
1327 return ($display);
1328 }
1331 function register_global($name, $object)
1332 {
1333 $_SESSION[$name]= $object;
1334 }
1337 function is_global($name)
1338 {
1339 return isset($_SESSION[$name]);
1340 }
1343 function get_global($name)
1344 {
1345 return $_SESSION[$name];
1346 }
1349 function range_selector($dcnt,$start,$range=25,$post_var=false)
1350 {
1352 /* Entries shown left and right from the selected entry */
1353 $max_entries= 10;
1355 /* Initialize and take care that max_entries is even */
1356 $output="";
1357 if ($max_entries & 1){
1358 $max_entries++;
1359 }
1361 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1362 $range= $_POST[$post_var];
1363 }
1365 /* Prevent output to start or end out of range */
1366 if ($start < 0 ){
1367 $start= 0 ;
1368 }
1369 if ($start >= $dcnt){
1370 $start= $range * (int)(($dcnt / $range) + 0.5);
1371 }
1373 $numpages= (($dcnt / $range));
1374 if(((int)($numpages))!=($numpages)){
1375 $numpages = (int)$numpages + 1;
1376 }
1377 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1378 return ("");
1379 }
1380 $ppage= (int)(($start / $range) + 0.5);
1383 /* Align selected page to +/- max_entries/2 */
1384 $begin= $ppage - $max_entries/2;
1385 $end= $ppage + $max_entries/2;
1387 /* Adjust begin/end, so that the selected value is somewhere in
1388 the middle and the size is max_entries if possible */
1389 if ($begin < 0){
1390 $end-= $begin + 1;
1391 $begin= 0;
1392 }
1393 if ($end > $numpages) {
1394 $end= $numpages;
1395 }
1396 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1397 $begin= $end - $max_entries;
1398 }
1400 if($post_var){
1401 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1402 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1403 }else{
1404 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1405 }
1407 /* Draw decrement */
1408 if ($start > 0 ) {
1409 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1410 (($start-$range))."\">".
1411 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1412 }
1414 /* Draw pages */
1415 for ($i= $begin; $i < $end; $i++) {
1416 if ($ppage == $i){
1417 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1418 validate($_GET['plug'])."&start=".
1419 ($i*$range)."\"> ".($i+1)." </a>";
1420 } else {
1421 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1422 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1423 }
1424 }
1426 /* Draw increment */
1427 if($start < ($dcnt-$range)) {
1428 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1429 (($start+($range)))."\">".
1430 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1431 }
1433 if(($post_var)&&($numpages)){
1434 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1435 foreach(array(20,50,100,200,"all") as $num){
1436 if($num == "all"){
1437 $var = 10000;
1438 }else{
1439 $var = $num;
1440 }
1441 if($var == $range){
1442 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1443 }else{
1444 $output.="\n<option value='".$var."'>".$num."</option>";
1445 }
1446 }
1447 $output.= "</select></td></tr></table></div>";
1448 }else{
1449 $output.= "</div>";
1450 }
1452 return($output);
1453 }
1456 function apply_filter()
1457 {
1458 $apply= "";
1460 $apply= ''.
1461 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1462 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1464 return ($apply);
1465 }
1468 function back_to_main()
1469 {
1470 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1471 _("Back").'"></p><input type="hidden" name="ignore">';
1473 return ($string);
1474 }
1477 function normalize_netmask($netmask)
1478 {
1479 /* Check for notation of netmask */
1480 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1481 $num= (int)($netmask);
1482 $netmask= "";
1484 for ($byte= 0; $byte<4; $byte++){
1485 $result=0;
1487 for ($i= 7; $i>=0; $i--){
1488 if ($num-- > 0){
1489 $result+= pow(2,$i);
1490 }
1491 }
1493 $netmask.= $result.".";
1494 }
1496 return (preg_replace('/\.$/', '', $netmask));
1497 }
1499 return ($netmask);
1500 }
1503 function netmask_to_bits($netmask)
1504 {
1505 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1506 $res= 0;
1508 for ($n= 0; $n<4; $n++){
1509 $start= 255;
1510 $name= "nm$n";
1512 for ($i= 0; $i<8; $i++){
1513 if ($start == (int)($$name)){
1514 $res+= 8 - $i;
1515 break;
1516 }
1517 $start-= pow(2,$i);
1518 }
1519 }
1521 return ($res);
1522 }
1525 function recurse($rule, $variables)
1526 {
1527 $result= array();
1529 if (!count($variables)){
1530 return array($rule);
1531 }
1533 reset($variables);
1534 $key= key($variables);
1535 $val= current($variables);
1536 unset ($variables[$key]);
1538 foreach($val as $possibility){
1539 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1540 $result= array_merge($result, recurse($nrule, $variables));
1541 }
1543 return ($result);
1544 }
1547 function expand_id($rule, $attributes)
1548 {
1549 /* Check for id rule */
1550 if(preg_match('/^id(:|#)\d+$/',$rule)){
1551 return (array("\{$rule}"));
1552 }
1554 /* Check for clean attribute */
1555 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1556 $rule= preg_replace('/^%/', '', $rule);
1557 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1558 return (array($val));
1559 }
1561 /* Check for attribute with parameters */
1562 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1563 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1564 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1565 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1566 $start= preg_replace ('/-.*$/', '', $param);
1567 $stop = preg_replace ('/^[^-]+-/', '', $param);
1569 /* Assemble results */
1570 $result= array();
1571 for ($i= $start; $i<= $stop; $i++){
1572 $result[]= substr($val, 0, $i);
1573 }
1574 return ($result);
1575 }
1577 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1578 return (array($rule));
1579 }
1582 function gen_uids($rule, $attributes)
1583 {
1584 global $config;
1586 /* Search for keys and fill the variables array with all
1587 possible values for that key. */
1588 $part= "";
1589 $trigger= false;
1590 $stripped= "";
1591 $variables= array();
1593 for ($pos= 0; $pos < strlen($rule); $pos++){
1595 if ($rule[$pos] == "{" ){
1596 $trigger= true;
1597 $part= "";
1598 continue;
1599 }
1601 if ($rule[$pos] == "}" ){
1602 $variables[$pos]= expand_id($part, $attributes);
1603 $stripped.= "\{$pos}";
1604 $trigger= false;
1605 continue;
1606 }
1608 if ($trigger){
1609 $part.= $rule[$pos];
1610 } else {
1611 $stripped.= $rule[$pos];
1612 }
1613 }
1615 /* Recurse through all possible combinations */
1616 $proposed= recurse($stripped, $variables);
1618 /* Get list of used ID's */
1619 $used= array();
1620 $ldap= $config->get_ldap_link();
1621 $ldap->cd($config->current['BASE']);
1622 $ldap->search('(uid=*)');
1624 while($attrs= $ldap->fetch()){
1625 $used[]= $attrs['uid'][0];
1626 }
1628 /* Remove used uids and watch out for id tags */
1629 $ret= array();
1630 foreach($proposed as $uid){
1632 /* Check for id tag and modify uid if needed */
1633 if(preg_match('/\{id:\d+}/',$uid)){
1634 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1636 for ($i= 0; $i < pow(10,$size); $i++){
1637 $number= sprintf("%0".$size."d", $i);
1638 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1639 if (!in_array($res, $used)){
1640 $uid= $res;
1641 break;
1642 }
1643 }
1644 }
1646 if(preg_match('/\{id#\d+}/',$uid)){
1647 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1649 while (true){
1650 mt_srand((double) microtime()*1000000);
1651 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1652 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1653 if (!in_array($res, $used)){
1654 $uid= $res;
1655 break;
1656 }
1657 }
1658 }
1660 /* Don't assign used ones */
1661 if (!in_array($uid, $used)){
1662 $ret[]= $uid;
1663 }
1664 }
1666 return(array_unique($ret));
1667 }
1670 function array_search_r($needle, $key, $haystack){
1672 foreach($haystack as $index => $value){
1673 $match= 0;
1675 if (is_array($value)){
1676 $match= array_search_r($needle, $key, $value);
1677 }
1679 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1680 $match=1;
1681 }
1683 if ($match){
1684 return 1;
1685 }
1686 }
1688 return 0;
1689 }
1692 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1693 Need to convert... */
1694 function to_byte($value) {
1695 $value= strtolower(trim($value));
1697 if(!is_numeric(substr($value, -1))) {
1699 switch(substr($value, -1)) {
1700 case 'g':
1701 $mult= 1073741824;
1702 break;
1703 case 'm':
1704 $mult= 1048576;
1705 break;
1706 case 'k':
1707 $mult= 1024;
1708 break;
1709 }
1711 return ($mult * (int)substr($value, 0, -1));
1712 } else {
1713 return $value;
1714 }
1715 }
1718 function in_array_ics($value, $items)
1719 {
1720 if (!is_array($items)){
1721 return (FALSE);
1722 }
1724 foreach ($items as $item){
1725 if (strtolower($item) == strtolower($value)) {
1726 return (TRUE);
1727 }
1728 }
1730 return (FALSE);
1731 }
1734 function generate_alphabet($count= 10)
1735 {
1736 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1737 $alphabet= "";
1738 $c= 0;
1740 /* Fill cells with charaters */
1741 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1742 if ($c == 0){
1743 $alphabet.= "<tr>";
1744 }
1746 $ch = mb_substr($characters, $i, 1, "UTF8");
1747 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1748 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1750 if ($c++ == $count){
1751 $alphabet.= "</tr>";
1752 $c= 0;
1753 }
1754 }
1756 /* Fill remaining cells */
1757 while ($c++ <= $count){
1758 $alphabet.= "<td> </td>";
1759 }
1761 return ($alphabet);
1762 }
1765 function validate($string)
1766 {
1767 return (strip_tags(preg_replace('/\0/', '', $string)));
1768 }
1770 function get_gosa_version()
1771 {
1772 global $svn_revision, $svn_path;
1774 /* Extract informations */
1775 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1777 /* Release or development? */
1778 if (preg_match('%/gosa/trunk/%', $svn_path)){
1779 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1780 } else {
1781 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1782 return (sprintf(_("GOsa $release"), $revision));
1783 }
1784 }
1787 function rmdirRecursive($path, $followLinks=false) {
1788 $dir= opendir($path);
1789 while($entry= readdir($dir)) {
1790 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1791 unlink($path."/".$entry);
1792 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1793 rmdirRecursive($path."/".$entry);
1794 }
1795 }
1796 closedir($dir);
1797 return rmdir($path);
1798 }
1800 function scan_directory($path,$sort_desc=false)
1801 {
1802 $ret = false;
1804 /* is this a dir ? */
1805 if(is_dir($path)) {
1807 /* is this path a readable one */
1808 if(is_readable($path)){
1810 /* Get contents and write it into an array */
1811 $ret = array();
1813 $dir = opendir($path);
1815 /* Is this a correct result ?*/
1816 if($dir){
1817 while($fp = readdir($dir))
1818 $ret[]= $fp;
1819 }
1820 }
1821 }
1822 /* Sort array ascending , like scandir */
1823 sort($ret);
1825 /* Sort descending if parameter is sort_desc is set */
1826 if($sort_desc) {
1827 $ret = array_reverse($ret);
1828 }
1830 return($ret);
1831 }
1833 function clean_smarty_compile_dir($directory)
1834 {
1835 global $svn_revision;
1837 if(is_dir($directory) && is_readable($directory)) {
1838 // Set revision filename to REVISION
1839 $revision_file= $directory."/REVISION";
1841 /* Is there a stamp containing the current revision? */
1842 if(!file_exists($revision_file)) {
1843 // create revision file
1844 create_revision($revision_file, $svn_revision);
1845 } else {
1846 # check for "$config->...['CONFIG']/revision" and the
1847 # contents should match the revision number
1848 if(!compare_revision($revision_file, $svn_revision)){
1849 // If revision differs, clean compile directory
1850 foreach(scan_directory($directory) as $file) {
1851 if(($file==".")||($file=="..")) continue;
1852 if( is_file($directory."/".$file) &&
1853 is_writable($directory."/".$file)) {
1854 // delete file
1855 if(!unlink($directory."/".$file)) {
1856 print_red("File ".$directory."/".$file." could not be deleted.");
1857 // This should never be reached
1858 }
1859 } elseif(is_dir($directory."/".$file) &&
1860 is_writable($directory."/".$file)) {
1861 // Just recursively delete it
1862 rmdirRecursive($directory."/".$file);
1863 }
1864 }
1865 // We should now create a fresh revision file
1866 clean_smarty_compile_dir($directory);
1867 } else {
1868 // Revision matches, nothing to do
1869 }
1870 }
1871 } else {
1872 // Smarty compile dir is not accessible
1873 // (Smarty will warn about this)
1874 }
1875 }
1877 function create_revision($revision_file, $revision)
1878 {
1879 $result= false;
1881 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1882 if($fh= fopen($revision_file, "w")) {
1883 if(fwrite($fh, $revision)) {
1884 $result= true;
1885 }
1886 }
1887 fclose($fh);
1888 } else {
1889 print_red("Can not write to revision file");
1890 }
1892 return $result;
1893 }
1895 function compare_revision($revision_file, $revision)
1896 {
1897 // false means revision differs
1898 $result= false;
1900 if(file_exists($revision_file) && is_readable($revision_file)) {
1901 // Open file
1902 if($fh= fopen($revision_file, "r")) {
1903 // Compare File contents with current revision
1904 if($revision == fread($fh, filesize($revision_file))) {
1905 $result= true;
1906 }
1907 } else {
1908 print_red("Can not open revision file");
1909 }
1910 // Close file
1911 fclose($fh);
1912 }
1914 return $result;
1915 }
1917 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1918 {
1919 $str = ""; // Our return value will be saved in this var
1921 $color = dechex($percentage+150);
1922 $color2 = dechex(150 - $percentage);
1923 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1925 $progress = (int)(($percentage /100)*$width);
1927 /* Abort printing out percentage, if divs are to small */
1930 /* If theres a better solution for this, use it... */
1931 $str = "
1932 <div style=\" width:".($width)."px;
1933 height:".($height)."px;
1934 background-color:#000000;
1935 padding:1px;\">
1937 <div style=\" width:".($width)."px;
1938 background-color:#$bgcolor;
1939 height:".($height)."px;\">
1941 <div style=\" width:".$progress."px;
1942 height:".$height."px;
1943 background-color:#".$color2.$color2.$color."; \">";
1946 if(($height >10)&&($showvalue)){
1947 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
1948 <b>".$percentage."%</b>
1949 </font>";
1950 }
1952 $str.= "</div></div></div>";
1954 return($str);
1955 }
1958 function array_key_ics($ikey, $items)
1959 {
1960 /* Gather keys, make them lowercase */
1961 $tmp= array();
1962 foreach ($items as $key => $value){
1963 $tmp[strtolower($key)]= $key;
1964 }
1966 if (isset($tmp[strtolower($ikey)])){
1967 return($tmp[strtolower($ikey)]);
1968 }
1970 return ("");
1971 }
1974 function search_config($arr, $name, $return)
1975 {
1976 if (is_array($arr)){
1977 foreach ($arr as $a){
1978 if (isset($a['CLASS']) &&
1979 strtolower($a['CLASS']) == strtolower($name)){
1981 if (isset($a[$return])){
1982 return ($a[$return]);
1983 } else {
1984 return ("");
1985 }
1986 } else {
1987 $res= search_config ($a, $name, $return);
1988 if ($res != ""){
1989 return $res;
1990 }
1991 }
1992 }
1993 }
1994 return ("");
1995 }
1998 function array_differs($src, $dst)
1999 {
2000 /* If the count is differing, the arrays differ */
2001 if (count ($src) != count ($dst)){
2002 return (TRUE);
2003 }
2005 /* So the count is the same - lets check the contents */
2006 $differs= FALSE;
2007 foreach($src as $value){
2008 if (!in_array($value, $dst)){
2009 $differs= TRUE;
2010 }
2011 }
2013 return ($differs);
2014 }
2017 function saveFilter($a_filter, $values)
2018 {
2019 if (isset($_POST['regexit'])){
2020 $a_filter["regex"]= $_POST['regexit'];
2022 foreach($values as $type){
2023 if (isset($_POST[$type])) {
2024 $a_filter[$type]= "checked";
2025 } else {
2026 $a_filter[$type]= "";
2027 }
2028 }
2029 }
2031 /* React on alphabet links if needed */
2032 if (isset($_GET['search'])){
2033 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
2034 if ($s == "**"){
2035 $s= "*";
2036 }
2037 $a_filter['regex']= $s;
2038 }
2040 return ($a_filter);
2041 }
2044 /* Escape all preg_* relevant characters */
2045 function normalizePreg($input)
2046 {
2047 return (addcslashes($input, '[]()|/.*+-'));
2048 }
2051 /* Escape all LDAP filter relevant characters */
2052 function normalizeLdap($input)
2053 {
2054 return (addcslashes($input, '()|'));
2055 }
2058 /* Resturns the difference between to microtime() results in float */
2059 function get_MicroTimeDiff($start , $stop)
2060 {
2061 $a = split("\ ",$start);
2062 $b = split("\ ",$stop);
2064 $secs = $b[1] - $a[1];
2065 $msecs= $b[0] - $a[0];
2067 $ret = (float) ($secs+ $msecs);
2068 return($ret);
2069 }
2072 /* Check if the given department name is valid */
2073 function is_department_name_reserved($name,$base)
2074 {
2075 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
2076 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
2077 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
2078 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles");
2080 /* Check if name is one of the reserved names */
2081 if(in_array_ics($name,$reservedName)) {
2082 return(true);
2083 }
2085 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
2086 foreach($follwedNames as $key => $names){
2087 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
2088 return(true);
2089 }
2090 }
2091 return(false);
2092 }
2095 function get_base_dir()
2096 {
2097 global $BASE_DIR;
2099 return $BASE_DIR;
2100 }
2102 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2103 ?>