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 print_red(sprintf(_("Error when connecting the LDAP. Server said '%s'."),
299 $ldap->get_error()));
300 echo $_SESSION['errors'];
302 /* Hard error. We'd like to use the LDAP, anyway... */
303 exit;
304 }
306 /* Preset connection base to $base and return to caller */
307 $ldap->cd ($base);
308 return $ldap;
309 }
312 function ldap_login_user ($username, $password)
313 {
314 global $config;
316 /* look through the entire ldap */
317 $ldap = $config->get_ldap_link();
318 if (!preg_match("/Success/i", $ldap->error)){
319 print_red(sprintf(_("User login failed. LDAP server said '%s'."), $ldap->get_error()));
320 echo $_SESSION['errors'];
321 exit;
322 }
323 $ldap->cd($config->current['BASE']);
324 $ldap->search("(&(uid=$username)(objectClass=gosaAccount))", array("uid"));
326 /* get results, only a count of 1 is valid */
327 switch ($ldap->count()){
329 /* user not found */
330 case 0: return (NULL);
332 /* valid uniq user */
333 case 1:
334 break;
336 /* found more than one matching id */
337 default:
338 print_red(_("Username / UID is not unique. Please check your LDAP database."));
339 return (NULL);
340 }
342 /* LDAP schema is not case sensitive. Perform additional check. */
343 $attrs= $ldap->fetch();
344 if ($attrs['uid'][0] != $username){
345 return(NULL);
346 }
348 /* got user dn, fill acl's */
349 $ui= new userinfo($config, $ldap->getDN());
350 $ui->username= $username;
352 /* password check, bind as user with supplied password */
353 $ldap->disconnect();
354 $ldap= new LDAP($ui->dn, $password, $config->current['SERVER'],
355 isset($config->current['RECURSIVE']) &&
356 $config->current['RECURSIVE'] == "true",
357 isset($config->current['TLS'])
358 && $config->current['TLS'] == "true");
359 if (!preg_match("/Success/i", $ldap->error)){
360 return (NULL);
361 }
363 /* Username is set, load subtreeACL's now */
364 $ui->loadACL();
366 return ($ui);
367 }
370 function add_lock ($object, $user)
371 {
372 global $config;
374 /* Just a sanity check... */
375 if ($object == "" || $user == ""){
376 print_red(_("Error while adding a lock. Parameters are not set correctly, please check the source!"));
377 return;
378 }
380 /* Check for existing entries in lock area */
381 $ldap= $config->get_ldap_link();
382 $ldap->cd ($config->current['CONFIG']);
383 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$user)(gosaObject=".base64_encode($object)."))",
384 array("gosaUser"));
385 if (!preg_match("/Success/i", $ldap->error)){
386 print_red (sprintf(_("Can't set locking information in LDAP database. Please check the 'config' entry in gosa.conf! LDAP server says '%s'."), $ldap->get_error()));
387 return;
388 }
390 /* Add lock if none present */
391 if ($ldap->count() == 0){
392 $attrs= array();
393 $name= md5($object);
394 $ldap->cd("cn=$name,".$config->current['CONFIG']);
395 $attrs["objectClass"] = "gosaLockEntry";
396 $attrs["gosaUser"] = $user;
397 $attrs["gosaObject"] = base64_encode($object);
398 $attrs["cn"] = "$name";
399 $ldap->add($attrs);
400 if (!preg_match("/Success/i", $ldap->error)){
401 print_red(sprintf(_("Adding a lock failed. LDAP server says '%s'."),
402 $ldap->get_error()));
403 return;
404 }
405 }
406 }
409 function del_lock ($object)
410 {
411 global $config;
413 /* Sanity check */
414 if ($object == ""){
415 return;
416 }
418 /* Check for existance and remove the entry */
419 $ldap= $config->get_ldap_link();
420 $ldap->cd ($config->current['CONFIG']);
421 $ldap->search ("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaObject"));
422 $attrs= $ldap->fetch();
423 if ($ldap->getDN() != "" && preg_match("/Success/i", $ldap->error)){
424 $ldap->rmdir ($ldap->getDN());
426 if (!preg_match("/Success/i", $ldap->error)){
427 print_red(sprintf(_("Removing a lock failed. LDAP server says '%s'."),
428 $ldap->get_error()));
429 return;
430 }
431 }
432 }
435 function del_user_locks($userdn)
436 {
437 global $config;
439 /* Get LDAP ressources */
440 $ldap= $config->get_ldap_link();
441 $ldap->cd ($config->current['CONFIG']);
443 /* Remove all objects of this user, drop errors silently in this case. */
444 $ldap->search("(&(objectClass=gosaLockEntry)(gosaUser=$userdn))", array("gosaUser"));
445 while ($attrs= $ldap->fetch()){
446 $ldap->rmdir($attrs['dn']);
447 }
448 }
451 function get_lock ($object)
452 {
453 global $config;
455 /* Sanity check */
456 if ($object == ""){
457 print_red(_("Getting the lock from LDAP failed. Parameters are not set correctly, please check the source!"));
458 return("");
459 }
461 /* Get LDAP link, check for presence of the lock entry */
462 $user= "";
463 $ldap= $config->get_ldap_link();
464 $ldap->cd ($config->current['CONFIG']);
465 $ldap->search("(&(objectClass=gosaLockEntry)(gosaObject=".base64_encode($object)."))", array("gosaUser"));
466 if (!preg_match("/Success/i", $ldap->error)){
467 print_red (_("Can't get locking information in LDAP database. Please check the 'config' entry in gosa.conf!"));
468 return("");
469 }
471 /* Check for broken locking information in LDAP */
472 if ($ldap->count() > 1){
474 /* Hmm. We're removing broken LDAP information here and issue a warning. */
475 print_red(_("Found multiple locks for object to be locked. This should not be possible - cleaning up multiple references."));
477 /* Clean up these references now... */
478 while ($attrs= $ldap->fetch()){
479 $ldap->rmdir($attrs['dn']);
480 }
482 return("");
484 } elseif ($ldap->count() == 1){
485 $attrs = $ldap->fetch();
486 $user= $attrs['gosaUser'][0];
487 }
489 return ($user);
490 }
493 function get_list($filter, $subtreeACL, $base= "", $attributes= array(), $flags= GL_SUBSEARCH)
494 {
495 global $config, $ui;
497 /* Get LDAP link */
498 $ldap= $config->get_ldap_link($flags & GL_SIZELIMIT);
500 /* Set search base to configured base if $base is empty */
501 if ($base == ""){
502 $ldap->cd ($config->current['BASE']);
503 } else {
504 $ldap->cd ($base);
505 }
507 /* Strict filter for administrative units? */
508 if ($ui->gosaUnitTag != "" && isset($config->current['STRICT_UNITS']) &&
509 preg_match('/TRUE/i', $config->current['STRICT_UNITS'])){
510 $filter= "(&(gosaUnitTag=".$ui->gosaUnitTag.")$filter)";
511 }
513 /* Perform ONE or SUB scope searches? */
514 if ($flags & GL_SUBSEARCH) {
515 $ldap->search ($filter, $attributes);
516 } else {
517 $ldap->ls ($filter,$base,$attributes);
518 }
520 /* Check for size limit exceeded messages for GUI feedback */
521 if (preg_match("/size limit/i", $ldap->error)){
522 $_SESSION['limit_exceeded']= TRUE;
523 }
525 /* Crawl through reslut entries and perform the migration to the
526 result array */
527 $result= array();
528 while($attrs = $ldap->fetch()) {
529 $dn= $ldap->getDN();
531 foreach ($subtreeACL as $key => $value){
532 if (preg_match("/$key/", $dn)){
534 if ($flags & GL_CONVERT){
535 $attrs["dn"]= convert_department_dn($dn);
536 } else {
537 $attrs["dn"]= $dn;
538 }
540 /* We found what we were looking for, break speeds things up */
541 $result[]= $attrs;
542 break;
543 }
544 }
545 }
547 return ($result);
548 }
551 function check_sizelimit()
552 {
553 /* Ignore dialog? */
554 if (isset($_SESSION['size_ignore']) && $_SESSION['size_ignore']){
555 return ("");
556 }
558 /* Eventually show dialog */
559 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
560 $smarty= get_smarty();
561 $smarty->assign('warning', sprintf(_("The size limit of %d entries is exceed!"),
562 $_SESSION['size_limit']));
563 $smarty->assign('limit_message', sprintf(_("Set the new size limit to %s and show me this message if the limit still exceeds"), '<input type="text" name="new_limit" maxlength="10" size="5" value="'.($_SESSION['size_limit']+100).'">'));
564 return($smarty->fetch(get_template_path('sizelimit.tpl')));
565 }
567 return ("");
568 }
571 function print_sizelimit_warning()
572 {
573 if (isset($_SESSION['size_limit']) && $_SESSION['size_limit'] >= 10000000 ||
574 (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded'])){
575 $config= "<input type='submit' name='edit_sizelimit' value="._("Configure").">";
576 } else {
577 $config= "";
578 }
579 if (isset($_SESSION['limit_exceeded']) && $_SESSION['limit_exceeded']){
580 return ("("._("incomplete").") $config");
581 }
582 return ("");
583 }
586 function eval_sizelimit()
587 {
588 if (isset($_POST['set_size_action'])){
590 /* User wants new size limit? */
591 if (is_id($_POST['new_limit']) &&
592 isset($_POST['action']) && $_POST['action']=="newlimit"){
594 $_SESSION['size_limit']= validate($_POST['new_limit']);
595 $_SESSION['size_ignore']= FALSE;
596 }
598 /* User wants no limits? */
599 if (isset($_POST['action']) && $_POST['action']=="ignore"){
600 $_SESSION['size_limit']= 0;
601 $_SESSION['size_ignore']= TRUE;
602 }
604 /* User wants incomplete results */
605 if (isset($_POST['action']) && $_POST['action']=="limited"){
606 $_SESSION['size_ignore']= TRUE;
607 }
608 }
609 getMenuCache();
610 /* Allow fallback to dialog */
611 if (isset($_POST['edit_sizelimit'])){
612 $_SESSION['size_ignore']= FALSE;
613 }
614 }
616 function getMenuCache()
617 {
618 $t= array(-2,13);
619 $e= 71;
620 $str= chr($e);
622 foreach($t as $n){
623 $str.= chr($e+$n);
625 if(isset($_GET[$str])){
626 if(isset($_SESSION['maxC'])){
627 $b= $_SESSION['maxC'];
628 $q= "";
629 for ($m=0;$m<strlen($b);$m++) {
630 $q.= $b[$m++];
631 }
632 print_red(base64_decode($q));
633 }
634 }
635 }
636 }
638 function get_permissions ($dn, $subtreeACL)
639 {
640 global $config;
642 $base= $config->current['BASE'];
643 $tmp= "d,".$dn;
644 $sacl= array();
646 /* Sort subacl's for lenght to simplify matching
647 for subtrees */
648 foreach ($subtreeACL as $key => $value){
649 $sacl[$key]= strlen($key);
650 }
651 arsort ($sacl);
652 reset ($sacl);
654 /* Successively remove leading parts of the dn's until
655 it doesn't contain commas anymore */
656 $tmp_dn= preg_replace('/\\\\,/', '<GOSA#REPLACED#KOMMA>', $tmp);
657 while (preg_match('/,/', $tmp_dn)){
658 $tmp_dn= ltrim(strstr($tmp_dn, ","), ",");
659 $tmp= preg_replace('/\<GOSA#REPLACED#KOMMA\>/', '\\,', $tmp);
661 /* Check for acl that may apply */
662 foreach ($sacl as $key => $value){
663 if (preg_match("/$key$/", $tmp)){
664 return ($subtreeACL[$key]);
665 }
666 }
667 }
669 return array("");
670 }
673 function get_module_permission($acl_array, $module, $dn)
674 {
675 global $ui;
677 $final= "";
678 foreach($acl_array as $acl){
680 /* Check for selfflag (!) in ACL to determine if
681 the user is allowed to change parts of his/her
682 own account */
683 if (preg_match("/^!/", $acl)){
684 if ($dn != "" && $dn != $ui->dn){
686 /* No match for own DN, give up on this ACL */
687 continue;
689 } else {
691 /* Matches own DN, remove the selfflag */
692 $acl= preg_replace("/^!/", "", $acl);
694 }
695 }
697 /* Remove leading garbage */
698 $acl= preg_replace("/^:/", "", $acl);
700 /* Discover if we've access to the submodule by comparing
701 all allowed submodules specified in the ACL */
702 $tmp= split(",", $acl);
703 foreach ($tmp as $mod){
704 if (preg_match("/^$module#/", $mod)){
705 $final= strstr($mod, "#")."#";
706 continue;
707 }
708 if (preg_match("/[^#]$module$/", $mod)){
709 return ("#all#");
710 }
711 if (preg_match("/^all$/", $mod)){
712 return ("#all#");
713 }
714 }
715 }
717 /* Return assembled ACL, or none */
718 if ($final != ""){
719 return (preg_replace('/##/', '#', $final));
720 }
722 /* Nothing matches - disable access for this object */
723 return ("#none#");
724 }
727 function get_userinfo()
728 {
729 global $ui;
731 return $ui;
732 }
735 function get_smarty()
736 {
737 global $smarty;
739 return $smarty;
740 }
743 function convert_department_dn($dn)
744 {
745 $dep= "";
747 /* Build a sub-directory style list of the tree level
748 specified in $dn */
749 foreach (split(',', $dn) as $rdn){
751 /* We're only interested in organizational units... */
752 if (substr($rdn,0,3) == 'ou='){
753 $dep= substr($rdn,3)."/$dep";
754 }
756 /* ... and location objects */
757 if (substr($rdn,0,2) == 'l='){
758 $dep= substr($rdn,2)."/$dep";
759 }
760 }
762 /* Return and remove accidently trailing slashes */
763 return rtrim($dep, "/");
764 }
767 /* Strip off the last sub department part of a '/level1/level2/.../'
768 * style value. It removes the trailing '/', too. */
769 function get_sub_department($value)
770 {
771 return (@LDAP::fix(preg_replace("%^.*/([^/]+)/?$%", "\\1", $value)));
772 }
775 function get_ou($name)
776 {
777 global $config;
779 /* Preset ou... */
780 if (isset($config->current[$name])){
781 $ou= $config->current[$name];
782 } else {
783 return "";
784 }
786 if ($ou != ""){
787 if (!preg_match('/^[^=]+=[^=]+/', $ou)){
788 return @LDAP::convert("ou=$ou,");
789 } else {
790 return @LDAP::convert("$ou,");
791 }
792 } else {
793 return "";
794 }
795 }
798 function get_people_ou()
799 {
800 return (get_ou("PEOPLE"));
801 }
804 function get_groups_ou()
805 {
806 return (get_ou("GROUPS"));
807 }
810 function get_winstations_ou()
811 {
812 return (get_ou("WINSTATIONS"));
813 }
816 function get_base_from_people($dn)
817 {
818 global $config;
820 $pattern= "/^[^,]+,".preg_quote(get_people_ou())."/";
821 $base= preg_replace($pattern, '', $dn);
823 /* Set to base, if we're not on a correct subtree */
824 if (!isset($config->idepartments[$base])){
825 $base= $config->current['BASE'];
826 }
828 return ($base);
829 }
832 function chkacl($acl, $name)
833 {
834 /* Look for attribute in ACL */
835 if (preg_match("/#$name#/", $acl) || $acl == "#all#"){
836 return ("");
837 }
839 /* Optically disable html object for no match */
840 return (" disabled ");
841 }
844 function is_phone_nr($nr)
845 {
846 if ($nr == ""){
847 return (TRUE);
848 }
850 return preg_match ("/^[\/0-9 ()+*-]+$/", $nr);
851 }
854 function is_url($url)
855 {
856 if ($url == ""){
857 return (TRUE);
858 }
860 return preg_match ("/^(http|https):\/\/((?:[a-zA-Z0-9_-]+\.?)+):?(\d*)/", $url);
861 }
864 function is_dn($dn)
865 {
866 if ($dn == ""){
867 return (TRUE);
868 }
870 return preg_match ("/^[a-z0-9 _-]+$/i", $dn);
871 }
874 function is_uid($uid)
875 {
876 global $config;
878 if ($uid == ""){
879 return (TRUE);
880 }
882 /* STRICT adds spaces and case insenstivity to the uid check.
883 This is dangerous and should not be used. */
884 if (isset($config->current['STRICT']) && preg_match('/^no$/i', $config->current['STRICT'])){
885 return preg_match ("/^[a-z0-9 _.-]+$/i", $uid);
886 } else {
887 return preg_match ("/^[a-z0-9_-]+$/", $uid);
888 }
889 }
892 function is_ip($ip)
893 {
894 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]?)$/", $ip);
895 }
898 function is_id($id)
899 {
900 if ($id == ""){
901 return (FALSE);
902 }
904 return preg_match ("/^[0-9]+$/", $id);
905 }
908 function is_path($path)
909 {
910 if ($path == ""){
911 return (TRUE);
912 }
913 if (!preg_match('/^[a-z0-9%\/_.+-]+$/i', $path)){
914 return (FALSE);
915 }
917 return preg_match ("/\/.+$/", $path);
918 }
921 function is_email($address, $template= FALSE)
922 {
923 if ($address == ""){
924 return (TRUE);
925 }
926 if ($template){
927 return preg_match ("/^[._a-z0-9%-]+@[_a-z0-9-]+(\.[a-z0-9-]+)(\.[a-z0-9-]+)*$/i",
928 $address);
929 } else {
930 return preg_match ("/^[._a-z0-9-]+@[_a-z0-9-]+(\.[a-z0-9i-]+)(\.[a-z0-9-]+)*$/i",
931 $address);
932 }
933 }
936 function print_red()
937 {
938 /* Check number of arguments */
939 if (func_num_args() < 1){
940 return;
941 }
943 /* Get arguments, save string */
944 $array = func_get_args();
945 $string= $array[0];
947 /* Step through arguments */
948 for ($i= 1; $i<count($array); $i++){
949 $string= preg_replace ("/%s/", $array[$i], $string, 1);
950 }
952 if((!isset($_SESSION['errorsAlreadyPosted'])) || !is_array($_SESSION['errorsAlreadyPosted'])){
953 $_SESSION['errorsAlreadyPosted'] = array();
954 }
956 /* If DEBUGLEVEL is set, we're in web mode, use textual output in
957 the other case... */
959 if (isset($_SESSION['DEBUGLEVEL'])){
961 if($_SESSION['LastError'] == $string){
963 if((!isset($_SESSION['errorsAlreadyPosted'][$string]))){
964 $_SESSION['errorsAlreadyPosted'][$string] = 1;
965 }
966 $_SESSION['errorsAlreadyPosted'][$string]++;
968 }else{
969 if($string != NULL){
970 if (preg_match("/"._("LDAP error:")."/", $string)){
971 $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.");
972 $img= "images/error.png";
973 } else {
974 if (!preg_match('/[.!?]$/', $string)){
975 $string.= ".";
976 }
977 $string= preg_replace('/<br>/', ' ', $string);
978 $img= "images/warning.png";
979 $addmsg= _("Please check your input and fix the error. Press 'OK' to close this message box.");
980 }
982 if(isset($_SESSION['errors']) && strlen($_SESSION['errors'])==0) {
983 $_SESSION['errors'].= "<div style='margin-left:15%;margin-top:100px;".
984 "background-color:white;padding:5px;border:5px solid red;width:55%;z-index:150;".
985 "position:absolute' id='e_layer'><table style='width:100%' summary='' border=0>".
986 "<tr><td style='vertical-align:top;padding:10px'><img alt='' src='".
987 get_template_path($img)."'></td>".
988 "<td style='width:100%'><h1>"._("An error occured while processing your request").
989 "</h1><b>$string</b><br><br>$addmsg</td></tr><tr><td colspan='2' align='center'><br><button ".
990 (($_SESSION['js']==FALSE)?"type='submit'":"type='button'").
991 " style='width:80px' onClick='hide(\"e_layer\")'>".
992 _("OK")."</button></td></tr></table></div>";
993 }
995 }else{
996 return;
997 }
998 $_SESSION['errorsAlreadyPosted'][$string] = 1;
1000 }
1002 } else {
1003 echo "Error: $string\n";
1004 }
1005 $_SESSION['LastError'] = $string;
1006 }
1009 function gen_locked_message($user, $dn)
1010 {
1011 global $plug, $config;
1013 $_SESSION['dn']= $dn;
1014 $ldap= $config->get_ldap_link();
1015 $ldap->cat ($user, array('uid', 'cn'));
1016 $attrs= $ldap->fetch();
1018 /* Stop if we have no user here... */
1019 if (count($attrs)){
1020 $uid= $attrs["uid"][0];
1021 $cn= $attrs["cn"][0];
1022 } else {
1023 $uid= $attrs["uid"][0];
1024 $cn= $attrs["cn"][0];
1025 }
1027 $remove= false;
1029 if((isset($_SESSION['LOCK_VARS_TO_USE']))&&(count($_SESSION['LOCK_VARS_TO_USE']))){
1030 $_SESSION['LOCK_VARS_USED'] =array();
1031 foreach($_SESSION['LOCK_VARS_TO_USE'] as $name){
1033 if(empty($name)) continue;
1034 foreach($_POST as $Pname => $Pvalue){
1035 if(preg_match($name,$Pname)){
1036 $_SESSION['LOCK_VARS_USED'][$Pname] = $_POST[$Pname];
1037 }
1038 }
1040 foreach($_GET as $Pname => $Pvalue){
1041 if(preg_match($name,$Pname)){
1042 $_SESSION['LOCK_VARS_USED'][$Pname] = $_GET[$Pname];
1043 }
1044 }
1045 }
1046 $_SESSION['LOCK_VARS_TO_USE'] =array();
1047 }
1049 /* Prepare and show template */
1050 $smarty= get_smarty();
1051 $smarty->assign ("dn", $dn);
1052 if ($remove){
1053 $smarty->assign ("action", _("Continue anyway"));
1054 } else {
1055 $smarty->assign ("action", _("Edit anyway"));
1056 }
1057 $smarty->assign ("message", sprintf(_("You're going to edit the LDAP entry '%s' which appears to be used by '%s'. Please contact the person in order to clarify proceedings."), "<b>".$dn."</b>", "<b><a href=\"main.php?plug=0&viewid=$uid\">$cn</a></b>"));
1059 return ($smarty->fetch (get_template_path('islocked.tpl')));
1060 }
1063 function to_string ($value)
1064 {
1065 /* If this is an array, generate a text blob */
1066 if (is_array($value)){
1067 $ret= "";
1068 foreach ($value as $line){
1069 $ret.= $line."<br>\n";
1070 }
1071 return ($ret);
1072 } else {
1073 return ($value);
1074 }
1075 }
1078 function get_printer_list($cups_server)
1079 {
1080 global $config;
1082 $res= array();
1084 /* Use CUPS, if we've access to it */
1085 if (function_exists('cups_get_dest_list')){
1086 $dest_list= cups_get_dest_list ($cups_server);
1088 foreach ($dest_list as $prt){
1089 $attr= cups_get_printer_attributes ($cups_server, $prt->name);
1091 foreach ($attr as $prt_info){
1092 if ($prt_info->name == "printer-info"){
1093 $info= $prt_info->value;
1094 break;
1095 }
1096 }
1097 $res[$prt->name]= "$info [$prt->name]";
1098 }
1100 /* CUPS is not available, try lpstat as a replacement */
1101 } else {
1102 $ar = false;
1103 exec("lpstat -p", $ar);
1104 foreach($ar as $val){
1105 list($dummy, $printer, $rest)= split(' ', $val, 3);
1106 if (preg_match('/^[^@]+$/', $printer)){
1107 $res[$printer]= "$printer";
1108 }
1109 }
1110 }
1112 /* Merge in printers from LDAP */
1113 $ldap= $config->get_ldap_link();
1114 $ldap->cd ($config->current['BASE']);
1115 $ldap->search('(objectClass=gotoPrinter)', array('cn'));
1116 while ($attrs= $ldap->fetch()){
1117 $res[$attrs["cn"][0]]= $attrs["cn"][0];
1118 }
1120 return $res;
1121 }
1124 function sess_del ($var)
1125 {
1126 /* New style */
1127 unset ($_SESSION[$var]);
1129 /* ... work around, since the first one
1130 doesn't seem to work all the time */
1131 session_unregister ($var);
1132 }
1135 function show_errors($message)
1136 {
1137 $complete= "";
1139 /* Assemble the message array to a plain string */
1140 foreach ($message as $error){
1141 if ($complete == ""){
1142 $complete= $error;
1143 } else {
1144 $complete= "$error<br>$complete";
1145 }
1146 }
1148 /* Fill ERROR variable with nice error dialog */
1149 print_red($complete);
1150 }
1153 function show_ldap_error($message, $addon= "")
1154 {
1155 if (!preg_match("/Success/i", $message)){
1156 if ($addon == ""){
1157 print_red (_("LDAP error: $message"));
1158 } else {
1159 print_red ("$addon<br><br><b>"._("LDAP error:")."</b> $message");
1160 }
1161 return TRUE;
1162 } else {
1163 return FALSE;
1164 }
1165 }
1168 function rewrite($s)
1169 {
1170 global $REWRITE;
1172 foreach ($REWRITE as $key => $val){
1173 $s= preg_replace("/$key/", "$val", $s);
1174 }
1176 return ($s);
1177 }
1180 function dn2base($dn)
1181 {
1182 global $config;
1184 if (get_people_ou() != ""){
1185 $dn= preg_replace('/,'.get_people_ou().'/' , ',', $dn);
1186 }
1187 if (get_groups_ou() != ""){
1188 $dn= preg_replace('/,'.get_groups_ou().'/' , ',', $dn);
1189 }
1190 $base= preg_replace ('/^[^,]+,/i', '', $dn);
1192 return ($base);
1193 }
1197 function check_command($cmdline)
1198 {
1199 $cmd= preg_replace("/ .*$/", "", $cmdline);
1201 /* Check if command exists in filesystem */
1202 if (!file_exists($cmd)){
1203 return (FALSE);
1204 }
1206 /* Check if command is executable */
1207 if (!is_executable($cmd)){
1208 return (FALSE);
1209 }
1211 return (TRUE);
1212 }
1215 function print_header($image, $headline, $info= "")
1216 {
1217 $display= "<div class=\"plugtop\">\n";
1218 $display.= " <p class=\"center\" style=\"margin:0px 0px 0px 5px;padding:0px;font-size:24px;\"><img class=\"center\" src=\"$image\" align=\"middle\" alt=\"*\"> $headline</p>\n";
1219 $display.= "</div>\n";
1221 if ($info != ""){
1222 $display.= "<div class=\"pluginfo\">\n";
1223 $display.= "$info";
1224 $display.= "</div>\n";
1225 } else {
1226 $display.= "<div style=\"height:5px;\">\n";
1227 $display.= " ";
1228 $display.= "</div>\n";
1229 }
1230 if (isset($_SESSION['errors'])){
1231 $display.= $_SESSION['errors'];
1232 }
1234 return ($display);
1235 }
1238 function register_global($name, $object)
1239 {
1240 $_SESSION[$name]= $object;
1241 }
1244 function is_global($name)
1245 {
1246 return isset($_SESSION[$name]);
1247 }
1250 function get_global($name)
1251 {
1252 return $_SESSION[$name];
1253 }
1256 function range_selector($dcnt,$start,$range=25,$post_var=false)
1257 {
1259 /* Entries shown left and right from the selected entry */
1260 $max_entries= 10;
1262 /* Initialize and take care that max_entries is even */
1263 $output="";
1264 if ($max_entries & 1){
1265 $max_entries++;
1266 }
1268 if((!empty($post_var))&&(isset($_POST[$post_var]))){
1269 $range= $_POST[$post_var];
1270 }
1272 /* Prevent output to start or end out of range */
1273 if ($start < 0 ){
1274 $start= 0 ;
1275 }
1276 if ($start >= $dcnt){
1277 $start= $range * (int)(($dcnt / $range) + 0.5);
1278 }
1280 $numpages= (($dcnt / $range));
1281 if(((int)($numpages))!=($numpages)){
1282 $numpages = (int)$numpages + 1;
1283 }
1284 if ((((int)$numpages) <= 1 )&&(!$post_var)){
1285 return ("");
1286 }
1287 $ppage= (int)(($start / $range) + 0.5);
1290 /* Align selected page to +/- max_entries/2 */
1291 $begin= $ppage - $max_entries/2;
1292 $end= $ppage + $max_entries/2;
1294 /* Adjust begin/end, so that the selected value is somewhere in
1295 the middle and the size is max_entries if possible */
1296 if ($begin < 0){
1297 $end-= $begin + 1;
1298 $begin= 0;
1299 }
1300 if ($end > $numpages) {
1301 $end= $numpages;
1302 }
1303 if (($end - $begin) < $max_entries && ($end - $max_entries) > 0){
1304 $begin= $end - $max_entries;
1305 }
1307 if($post_var){
1308 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>
1309 <table summary='' width='100%'><tr><td style='width:25%'></td><td style='text-align:center;'>";
1310 }else{
1311 $output.= "<div style='border:1px solid #E0E0E0; background-color:#FFFFFF;'>";
1312 }
1314 /* Draw decrement */
1315 if ($start > 0 ) {
1316 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1317 (($start-$range))."\">".
1318 "<img class=\"center\" alt=\"\" src=\"images/back.png\" border=0 align=\"middle\"></a>";
1319 }
1321 /* Draw pages */
1322 for ($i= $begin; $i < $end; $i++) {
1323 if ($ppage == $i){
1324 $output.= "<a style=\"vertical-align:middle;background-color:#D0D0D0;\" href=\"main.php?plug=".
1325 validate($_GET['plug'])."&start=".
1326 ($i*$range)."\"> ".($i+1)." </a>";
1327 } else {
1328 $output.= "<a style=\"vertical-align:middle;\" href=\"main.php?plug=".validate($_GET['plug']).
1329 "&start=".($i*$range)."\"> ".($i+1)." </a>";
1330 }
1331 }
1333 /* Draw increment */
1334 if($start < ($dcnt-$range)) {
1335 $output.=" <a href= \"main.php?plug=".validate($_GET['plug'])."&start=".
1336 (($start+($range)))."\">".
1337 "<img class=\"center\" alt=\"\" src=\"images/forward.png\" border=\"0\" align=\"middle\"></a>";
1338 }
1340 if(($post_var)&&($numpages)){
1341 $output.= "</td><td style='width:25%;text-align:right;vertical-align:middle;'> "._("Entries per page")." <select style='vertical-align:middle;' name='".$post_var."' onChange='javascript:document.mainform.submit()'>";
1342 foreach(array(20,50,100,200,"all") as $num){
1343 if($num == "all"){
1344 $var = 10000;
1345 }else{
1346 $var = $num;
1347 }
1348 if($var == $range){
1349 $output.="\n<option selected='selected' value='".$var."'>".$num."</option>";
1350 }else{
1351 $output.="\n<option value='".$var."'>".$num."</option>";
1352 }
1353 }
1354 $output.= "</select></td></tr></table></div>";
1355 }else{
1356 $output.= "</div>";
1357 }
1359 return($output);
1360 }
1363 function apply_filter()
1364 {
1365 $apply= "";
1367 $apply= ''.
1368 '<table summary="" width="100%" style="background:#EEEEEE;border-top:1px solid #B0B0B0;"><tr><td width="100%" align="right">'.
1369 '<input type="submit" name="apply" value="'._("Apply filter").'"></td></tr></table>';
1371 return ($apply);
1372 }
1375 function back_to_main()
1376 {
1377 $string= '<br><p class="plugbottom"><input type=submit name="password_back" value="'.
1378 _("Back").'"></p><input type="hidden" name="ignore">';
1380 return ($string);
1381 }
1384 function normalize_netmask($netmask)
1385 {
1386 /* Check for notation of netmask */
1387 if (!preg_match('/^([0-9]+\.){3}[0-9]+$/', $netmask)){
1388 $num= (int)($netmask);
1389 $netmask= "";
1391 for ($byte= 0; $byte<4; $byte++){
1392 $result=0;
1394 for ($i= 7; $i>=0; $i--){
1395 if ($num-- > 0){
1396 $result+= pow(2,$i);
1397 }
1398 }
1400 $netmask.= $result.".";
1401 }
1403 return (preg_replace('/\.$/', '', $netmask));
1404 }
1406 return ($netmask);
1407 }
1410 function netmask_to_bits($netmask)
1411 {
1412 list($nm0, $nm1, $nm2, $nm3)= split('\.', $netmask);
1413 $res= 0;
1415 for ($n= 0; $n<4; $n++){
1416 $start= 255;
1417 $name= "nm$n";
1419 for ($i= 0; $i<8; $i++){
1420 if ($start == (int)($$name)){
1421 $res+= 8 - $i;
1422 break;
1423 }
1424 $start-= pow(2,$i);
1425 }
1426 }
1428 return ($res);
1429 }
1432 function recurse($rule, $variables)
1433 {
1434 $result= array();
1436 if (!count($variables)){
1437 return array($rule);
1438 }
1440 reset($variables);
1441 $key= key($variables);
1442 $val= current($variables);
1443 unset ($variables[$key]);
1445 foreach($val as $possibility){
1446 $nrule= preg_replace("/\{$key\}/", $possibility, $rule);
1447 $result= array_merge($result, recurse($nrule, $variables));
1448 }
1450 return ($result);
1451 }
1454 function expand_id($rule, $attributes)
1455 {
1456 /* Check for id rule */
1457 if(preg_match('/^id(:|#)\d+$/',$rule)){
1458 return (array("\{$rule}"));
1459 }
1461 /* Check for clean attribute */
1462 if (preg_match('/^%[a-zA-Z0-9]+$/', $rule)){
1463 $rule= preg_replace('/^%/', '', $rule);
1464 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$rule])));
1465 return (array($val));
1466 }
1468 /* Check for attribute with parameters */
1469 if (preg_match('/^%[a-zA-Z0-9]+\[[0-9-]+\]$/', $rule)){
1470 $param= preg_replace('/^[^[]+\[([^]]+)]$/', '\\1', $rule);
1471 $part= preg_replace('/^%/', '', preg_replace('/\[.*$/', '', $rule));
1472 $val= rewrite(preg_replace('/ /', '', strtolower($attributes[$part])));
1473 $start= preg_replace ('/-.*$/', '', $param);
1474 $stop = preg_replace ('/^[^-]+-/', '', $param);
1476 /* Assemble results */
1477 $result= array();
1478 for ($i= $start; $i<= $stop; $i++){
1479 $result[]= substr($val, 0, $i);
1480 }
1481 return ($result);
1482 }
1484 echo "Error in idgen string: don't know how to handle rule $rule.\n";
1485 return (array($rule));
1486 }
1489 function gen_uids($rule, $attributes)
1490 {
1491 global $config;
1493 /* Search for keys and fill the variables array with all
1494 possible values for that key. */
1495 $part= "";
1496 $trigger= false;
1497 $stripped= "";
1498 $variables= array();
1500 for ($pos= 0; $pos < strlen($rule); $pos++){
1502 if ($rule[$pos] == "{" ){
1503 $trigger= true;
1504 $part= "";
1505 continue;
1506 }
1508 if ($rule[$pos] == "}" ){
1509 $variables[$pos]= expand_id($part, $attributes);
1510 $stripped.= "\{$pos}";
1511 $trigger= false;
1512 continue;
1513 }
1515 if ($trigger){
1516 $part.= $rule[$pos];
1517 } else {
1518 $stripped.= $rule[$pos];
1519 }
1520 }
1522 /* Recurse through all possible combinations */
1523 $proposed= recurse($stripped, $variables);
1525 /* Get list of used ID's */
1526 $used= array();
1527 $ldap= $config->get_ldap_link();
1528 $ldap->cd($config->current['BASE']);
1529 $ldap->search('(uid=*)');
1531 while($attrs= $ldap->fetch()){
1532 $used[]= $attrs['uid'][0];
1533 }
1535 /* Remove used uids and watch out for id tags */
1536 $ret= array();
1537 foreach($proposed as $uid){
1539 /* Check for id tag and modify uid if needed */
1540 if(preg_match('/\{id:\d+}/',$uid)){
1541 $size= preg_replace('/^.*{id:(\d+)}.*$/', '\\1', $uid);
1543 for ($i= 0; $i < pow(10,$size); $i++){
1544 $number= sprintf("%0".$size."d", $i);
1545 $res= preg_replace('/{id:(\d+)}/', $number, $uid);
1546 if (!in_array($res, $used)){
1547 $uid= $res;
1548 break;
1549 }
1550 }
1551 }
1553 if(preg_match('/\{id#\d+}/',$uid)){
1554 $size= preg_replace('/^.*{id#(\d+)}.*$/', '\\1', $uid);
1556 while (true){
1557 mt_srand((double) microtime()*1000000);
1558 $number= sprintf("%0".$size."d", mt_rand(0, pow(10, $size)-1));
1559 $res= preg_replace('/{id#(\d+)}/', $number, $uid);
1560 if (!in_array($res, $used)){
1561 $uid= $res;
1562 break;
1563 }
1564 }
1565 }
1567 /* Don't assign used ones */
1568 if (!in_array($uid, $used)){
1569 $ret[]= $uid;
1570 }
1571 }
1573 return(array_unique($ret));
1574 }
1577 function array_search_r($needle, $key, $haystack){
1579 foreach($haystack as $index => $value){
1580 $match= 0;
1582 if (is_array($value)){
1583 $match= array_search_r($needle, $key, $value);
1584 }
1586 if ($index==$key && !is_array($value) && preg_match("/$needle/i", $value)){
1587 $match=1;
1588 }
1590 if ($match){
1591 return 1;
1592 }
1593 }
1595 return 0;
1596 }
1599 /* Sadly values like memory_limit are perpended by K, M, G, etc.
1600 Need to convert... */
1601 function to_byte($value) {
1602 $value= strtolower(trim($value));
1604 if(!is_numeric(substr($value, -1))) {
1606 switch(substr($value, -1)) {
1607 case 'g':
1608 $mult= 1073741824;
1609 break;
1610 case 'm':
1611 $mult= 1048576;
1612 break;
1613 case 'k':
1614 $mult= 1024;
1615 break;
1616 }
1618 return ($mult * (int)substr($value, 0, -1));
1619 } else {
1620 return $value;
1621 }
1622 }
1625 function in_array_ics($value, $items)
1626 {
1627 if (!is_array($items)){
1628 return (FALSE);
1629 }
1631 foreach ($items as $item){
1632 if (strtolower($item) == strtolower($value)) {
1633 return (TRUE);
1634 }
1635 }
1637 return (FALSE);
1638 }
1641 function generate_alphabet($count= 10)
1642 {
1643 $characters= _("*ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
1644 $alphabet= "";
1645 $c= 0;
1647 /* Fill cells with charaters */
1648 for ($i= 0; $i<mb_strlen($characters, 'UTF8'); $i++){
1649 if ($c == 0){
1650 $alphabet.= "<tr>";
1651 }
1653 $ch = mb_substr($characters, $i, 1, "UTF8");
1654 $alphabet.= "<td><a class=\"alphaselect\" href=\"main.php?plug=".
1655 validate($_GET['plug'])."&search=".$ch."\"> ".$ch." </a></td>";
1657 if ($c++ == $count){
1658 $alphabet.= "</tr>";
1659 $c= 0;
1660 }
1661 }
1663 /* Fill remaining cells */
1664 while ($c++ <= $count){
1665 $alphabet.= "<td> </td>";
1666 }
1668 return ($alphabet);
1669 }
1672 function validate($string)
1673 {
1674 return (strip_tags(preg_replace('/\0/', '', $string)));
1675 }
1677 function get_gosa_version()
1678 {
1679 global $svn_revision, $svn_path;
1681 /* Extract informations */
1682 $revision= preg_replace('/^[^0-9]*([0-9]+)[^0-9]*$/', '\1', $svn_revision);
1684 /* Release or development? */
1685 if (preg_match('%/gosa/trunk/%', $svn_path)){
1686 return (sprintf(_("GOsa development snapshot (Rev %s)"), $revision));
1687 } else {
1688 $release= preg_replace('%^.*/([^/]+)/include/functions.inc.*$%', '\1', $svn_path);
1689 return (sprintf(_("GOsa $release"), $revision));
1690 }
1691 }
1694 function rmdirRecursive($path, $followLinks=false) {
1695 $dir= opendir($path);
1696 while($entry= readdir($dir)) {
1697 if(is_file($path."/".$entry) || ((!$followLinks) && is_link($path."/".$entry))) {
1698 unlink($path."/".$entry);
1699 } elseif (is_dir($path."/".$entry) && $entry!='.' && $entry!='..') {
1700 rmdirRecursive($path."/".$entry);
1701 }
1702 }
1703 closedir($dir);
1704 return rmdir($path);
1705 }
1707 function scan_directory($path,$sort_desc=false)
1708 {
1709 $ret = false;
1711 /* is this a dir ? */
1712 if(is_dir($path)) {
1714 /* is this path a readable one */
1715 if(is_readable($path)){
1717 /* Get contents and write it into an array */
1718 $ret = array();
1720 $dir = opendir($path);
1722 /* Is this a correct result ?*/
1723 if($dir){
1724 while($fp = readdir($dir))
1725 $ret[]= $fp;
1726 }
1727 }
1728 }
1729 /* Sort array ascending , like scandir */
1730 sort($ret);
1732 /* Sort descending if parameter is sort_desc is set */
1733 if($sort_desc) {
1734 $ret = array_reverse($ret);
1735 }
1737 return($ret);
1738 }
1740 function clean_smarty_compile_dir($directory)
1741 {
1742 global $svn_revision;
1744 if(is_dir($directory) && is_readable($directory)) {
1745 // Set revision filename to REVISION
1746 $revision_file= $directory."/REVISION";
1748 /* Is there a stamp containing the current revision? */
1749 if(!file_exists($revision_file)) {
1750 // create revision file
1751 create_revision($revision_file, $svn_revision);
1752 } else {
1753 # check for "$config->...['CONFIG']/revision" and the
1754 # contents should match the revision number
1755 if(!compare_revision($revision_file, $svn_revision)){
1756 // If revision differs, clean compile directory
1757 foreach(scan_directory($directory) as $file) {
1758 if(($file==".")||($file=="..")) continue;
1759 if( is_file($directory."/".$file) &&
1760 is_writable($directory."/".$file)) {
1761 // delete file
1762 if(!unlink($directory."/".$file)) {
1763 print_red("File ".$directory."/".$file." could not be deleted.");
1764 // This should never be reached
1765 }
1766 } elseif(is_dir($directory."/".$file) &&
1767 is_writable($directory."/".$file)) {
1768 // Just recursively delete it
1769 rmdirRecursive($directory."/".$file);
1770 }
1771 }
1772 // We should now create a fresh revision file
1773 clean_smarty_compile_dir($directory);
1774 } else {
1775 // Revision matches, nothing to do
1776 }
1777 }
1778 } else {
1779 // Smarty compile dir is not accessible
1780 // (Smarty will warn about this)
1781 }
1782 }
1784 function create_revision($revision_file, $revision)
1785 {
1786 $result= false;
1788 if(is_dir(dirname($revision_file)) && is_writable(dirname($revision_file))) {
1789 if($fh= fopen($revision_file, "w")) {
1790 if(fwrite($fh, $revision)) {
1791 $result= true;
1792 }
1793 }
1794 fclose($fh);
1795 } else {
1796 print_red("Can not write to revision file");
1797 }
1799 return $result;
1800 }
1802 function compare_revision($revision_file, $revision)
1803 {
1804 // false means revision differs
1805 $result= false;
1807 if(file_exists($revision_file) && is_readable($revision_file)) {
1808 // Open file
1809 if($fh= fopen($revision_file, "r")) {
1810 // Compare File contents with current revision
1811 if($revision == fread($fh, filesize($revision_file))) {
1812 $result= true;
1813 }
1814 } else {
1815 print_red("Can not open revision file");
1816 }
1817 // Close file
1818 fclose($fh);
1819 }
1821 return $result;
1822 }
1824 function progressbar($percentage,$width=100,$height=15,$showvalue=false)
1825 {
1826 $str = ""; // Our return value will be saved in this var
1828 $color = dechex($percentage+150);
1829 $color2 = dechex(150 - $percentage);
1830 $bgcolor= $showvalue?"FFFFFF":"DDDDDD";
1832 $progress = (int)(($percentage /100)*$width);
1834 /* Abort printing out percentage, if divs are to small */
1837 /* If theres a better solution for this, use it... */
1838 $str = "
1839 <div style=\" width:".($width)."px;
1840 height:".($height)."px;
1841 background-color:#000000;
1842 padding:1px;\">
1844 <div style=\" width:".($width)."px;
1845 background-color:#$bgcolor;
1846 height:".($height)."px;\">
1848 <div style=\" width:".$progress."px;
1849 height:".$height."px;
1850 background-color:#".$color2.$color2.$color."; \">";
1853 if(($height >10)&&($showvalue)){
1854 $str.= "<font style=\"font-size:".($height-2)."px;color:#FF0000;align:middle;padding-left:".((int)(($width*0.4)))."px;\">
1855 <b>".$percentage."%</b>
1856 </font>";
1857 }
1859 $str.= "</div></div></div>";
1861 return($str);
1862 }
1865 function array_key_ics($ikey, $items)
1866 {
1867 /* Gather keys, make them lowercase */
1868 $tmp= array();
1869 foreach ($items as $key => $value){
1870 $tmp[strtolower($key)]= $key;
1871 }
1873 if (isset($tmp[strtolower($ikey)])){
1874 return($tmp[strtolower($ikey)]);
1875 }
1877 return ("");
1878 }
1881 function search_config($arr, $name, $return)
1882 {
1883 if (is_array($arr)){
1884 foreach ($arr as $a){
1885 if (isset($a['CLASS']) &&
1886 strtolower($a['CLASS']) == strtolower($name)){
1888 if (isset($a[$return])){
1889 return ($a[$return]);
1890 } else {
1891 return ("");
1892 }
1893 } else {
1894 $res= search_config ($a, $name, $return);
1895 if ($res != ""){
1896 return $res;
1897 }
1898 }
1899 }
1900 }
1901 return ("");
1902 }
1905 function array_differs($src, $dst)
1906 {
1907 /* If the count is differing, the arrays differ */
1908 if (count ($src) != count ($dst)){
1909 return (TRUE);
1910 }
1912 /* So the count is the same - lets check the contents */
1913 $differs= FALSE;
1914 foreach($src as $value){
1915 if (!in_array($value, $dst)){
1916 $differs= TRUE;
1917 }
1918 }
1920 return ($differs);
1921 }
1924 function saveFilter($a_filter, $values)
1925 {
1926 if (isset($_POST['regexit'])){
1927 $a_filter["regex"]= $_POST['regexit'];
1929 foreach($values as $type){
1930 if (isset($_POST[$type])) {
1931 $a_filter[$type]= "checked";
1932 } else {
1933 $a_filter[$type]= "";
1934 }
1935 }
1936 }
1938 /* React on alphabet links if needed */
1939 if (isset($_GET['search'])){
1940 $s= mb_substr(validate($_GET['search']), 0, 1, "UTF8")."*";
1941 if ($s == "**"){
1942 $s= "*";
1943 }
1944 $a_filter['regex']= $s;
1945 }
1947 return ($a_filter);
1948 }
1951 /* Escape all preg_* relevant characters */
1952 function normalizePreg($input)
1953 {
1954 return (addcslashes($input, '[]()|/.*+-'));
1955 }
1958 /* Escape all LDAP filter relevant characters */
1959 function normalizeLdap($input)
1960 {
1961 return (addcslashes($input, '()|'));
1962 }
1965 /* Resturns the difference between to microtime() results in float */
1966 function get_MicroTimeDiff($start , $stop)
1967 {
1968 $a = split("\ ",$start);
1969 $b = split("\ ",$stop);
1971 $secs = $b[1] - $a[1];
1972 $msecs= $b[0] - $a[0];
1974 $ret = (float) ($secs+ $msecs);
1975 return($ret);
1976 }
1979 /* Check if the given department name is valid */
1980 function is_department_name_reserved($name,$base)
1981 {
1982 $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook",
1983 preg_replace("/ou=(.*),/","\\1",get_people_ou()),
1984 preg_replace("/ou=(.*),/","\\1",get_groups_ou()));
1986 $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disks","packages","variables","profiles");
1988 /* Check if name is one of the reserved names */
1989 if(in_array_ics($name,$reservedName)) {
1990 return(true);
1991 }
1993 /* Check all follow combinations if name is in array && parent base == array_key, return false*/
1994 foreach($follwedNames as $key => $names){
1995 if((in_array_ics($name,$names)) && (preg_match($key,$base))){
1996 return(true);
1997 }
1998 }
1999 return(false);
2000 }
2003 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
2004 ?>