Code

d51f84f9b1e7ffed65d2158111d6173873356cf9
[gosa.git] / include / class_acl.inc
1 <?php
3 class acl extends plugin
4 {
5   /* Definitions */
6   var $plHeadline= "Access control";
7   var $plDescription= "This does something";
9   /* attribute list for save action */
10   var $attributes= array('gosaAclEntry');
11   var $objectclasses= array('gosaAcl');
13   /* Helpers */
14   var $dialogState= "head";
15   var $gosaAclEntry= array();
16   var $aclType= "";
17   var $aclObject= "";
18   var $aclContents= array();
19   var $target= "group";
20   var $aclTypes= array();
21   var $aclObjects= array();
22   var $aclMyObjects= array();
23   var $users= array();
24   var $roles= array();
25   var $groups= array();
26   var $recipients= array();
27   var $isContainer= FALSE;
28   var $currentIndex= 0;
29   var $wasNewEntry= FALSE;
30   var $ocMapping= array();
31   var $savedAclContents= array();
32   var $myAclObjects = array();
34   function acl ($config, $parent, $dn= NULL)
35   {
36     /* Include config object */
37     plugin::plugin($config, $dn);
39     /* Load ACL's */
40     $this->gosaAclEntry= array();
41     if (isset($this->attrs['gosaAclEntry'])){
42       for ($i= 0; $i<$this->attrs['gosaAclEntry']['count']; $i++){
43         $acl= $this->attrs['gosaAclEntry'][$i];
44         $this->gosaAclEntry= array_merge($this->gosaAclEntry, $this->explodeACL($acl));
45       }
46     }
47     ksort($this->gosaAclEntry);
49     /* Save parent - we've to know more about it than other plugins... */
50     $this->parent= $parent;
52     /* Container? */
53     if (preg_match('/^(ou|c|l|dc)=/i', $dn)){
54       $this->isContainer= TRUE;
55     }
57     /* Users */
58     $ui= get_userinfo();
59     $tag= $ui->gosaUnitTag;
60     $ldap= $config->get_ldap_link();
61     $ldap->cd($config->current['BASE']);
62     if ($tag == ""){
63       $ldap->search('(objectClass=gosaAccount)', array('uid', 'cn'));
64     } else {
65       $ldap->search('(&(objectClass=gosaAccount)(gosaUnitTag='.$tag.'))', array('uid', 'cn'));
66     }
67     while ($attrs= $ldap->fetch()){
68       $this->users['U:'.$attrs['dn']]= $attrs['cn'][0].' ['.$attrs['uid'][0].']';
69     }
70     ksort($this->users);
72     /* Groups */
73     $ldap->cd($config->current['BASE']);
74     if ($tag == ""){
75       $ldap->search('(objectClass=posixGroup)', array('cn', 'description'));
76     } else {
77       $ldap->search('(&(objectClass=posixGroup)(gosaUnitTag='.$tag.'))', array('cn', 'description'));
78     }
79     while ($attrs= $ldap->fetch()){
80       $dsc= "";
81       if (isset($attrs['description'][0])){
82         $dsc= $attrs['description'][0];
83       }
84       $this->groups['G:'.$attrs['dn']]= $attrs['cn'][0].' ['.$dsc.']';
85     }
86     ksort($this->groups);
88     /* Roles */
89     $ldap->cd($config->current['BASE']);
90     if ($tag == ""){
91       $ldap->search('(objectClass=gosaRole)', array('cn', 'description','gosaAclTemplate','dn'));
92     } else {
93       $ldap->search('(&(objectClass=gosaRole)(gosaUnitTag='.$tag.'))', array('cn', 'description','gosaAclTemplate','dn'));
94     }
95     while ($attrs= $ldap->fetch()){
96       $dsc= "";
97       if (isset($attrs['description'][0])){
98         $dsc= $attrs['description'][0];
99       }
101       $role_id = $attrs['dn'];
103       $this->roles[$role_id]['acls'] =array();
104       for ($i= 0; $i < $attrs['gosaAclTemplate']['count']; $i++){
105         $acl= $attrs['gosaAclTemplate'][$i];
106         $this->roles[$role_id]['acls'] = array_merge($this->roles[$role_id]['acls'],$this->explodeACL($acl));
107       }
108       $this->roles[$role_id]['description'] = $dsc;
109       $this->roles[$role_id]['cn'] = $attrs['cn'][0];
110     }
112     /* Objects */
113     $tmp= get_global('plist');
114     $plist= $tmp->info;
115     if (isset($this->parent) && $this->parent != NULL){
116       $oc= array();
117       foreach ($this->parent->by_object as $key => $obj){
118         $oc= array_merge($oc, $obj->objectclasses);
119       }
120       if (in_array_ics('organizationalUnit', $oc)){
121         $this->isContainer= TRUE;
122       }
123     } else {
124       $oc=  $this->attrs['objectClass'];
125     }
128     /* Extract available categories from plugin info list */
129     foreach ($plist as $class => $acls){
131       /* Only feed categories */
132       if (isset($acls['plCategory'])){
134         /* Walk through supplied list and feed only translated categories */
135         foreach($acls['plCategory'] as $idx => $data){
137           /* Non numeric index means -> base object containing more informations */
138           if (preg_match('/^[0-9]+$/', $idx)){
139             if (!isset($this->ocMapping[$data])){
140               $this->ocMapping[$data]= array();
141               $this->ocMapping[$data][]= '0';
142             }
143             $this->ocMapping[$data][]= $class;
144           } else {
145             if (!isset($this->ocMapping[$idx])){
146               $this->ocMapping[$idx]= array();
147               $this->ocMapping[$idx][]= '0';
148             }
149             $this->ocMapping[$idx][]= $class;
150             $this->aclObjects[$idx]= $data['description'];
152             /* Additionally filter the classes we're interested in in "self edit" mode */
153             if (is_array($data['objectClass'])){
154               foreach($data['objectClass'] as $objectClass){
155                 if (in_array_ics($objectClass, $oc)){
156                   $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
157                   break;
158                 }
159               }
160             } else {
161               if (in_array_ics($data['objectClass'], $oc)){
162                 $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
163               }
164             }
165           }
167         }
168       }
169     }
170     $this->aclObjects['all']= '*&nbsp;'._("All categories");
171     $this->ocMapping['all']= array('0' => 'all');
173     /* Sort categories */
174     asort($this->aclObjects);
176     /* Fill acl types */
177     if ($this->isContainer){
178       $this->aclTypes= array("reset" => _("Reset ACLs"),
179                              "one" => _("One level"),
180                              "base" => _("Current object"),
181                              "sub" => _("Complete subtree"),
182                              "psub" => _("Complete subtree (permanent)"),
183                              "role" => _("Use ACL defined in role"));
184     } else {
185       $this->aclTypes= array("base" => _("Current object"),
186           "role" => _("Use ACL defined in role"));
187     }
188     asort($this->aclTypes);
189     $this->targets= array("user" => _("Users"), "group" => _("Groups"));
190     asort($this->targets);
192     /* Finally - we want to get saved... */
193     $this->is_account= TRUE;
194   }
197   function execute()
198   {
199     /* Call parent execute */
200     plugin::execute();
201   
202     $tmp= get_global('plist');
203     $plist= $tmp->info;
205     /* Handle posts */
206     if (isset($_POST['new_acl'])){
207       $this->dialogState= 'create';
208       $this->dialog= TRUE;
209       $this->currentIndex= count($this->gosaAclEntry);
210       $this->loadAclEntry(TRUE);
211     }
213     $new_acl= array();
214     $aclDialog= FALSE;
215     $firstedit= FALSE;
216     foreach($_POST as $name => $post){
218       /* Actions... */
219       if (preg_match('/^acl_edit_.*_x/', $name)){
220         $this->dialogState= 'create';
221         $firstedit= TRUE;
222         $this->dialog= TRUE;
223         $this->currentIndex= preg_replace('/^acl_edit_([0-9]+).*$/', '\1', $name);
224         $this->loadAclEntry();
225         continue;
226       }
227       if (preg_match('/^acl_del_.*_x/', $name)){
228         unset($this->gosaAclEntry[preg_replace('/^acl_del_([0-9]+).*$/', '\1', $name)]);
229         continue;
230       }
232       if (preg_match('/^cat_edit_.*_x/', $name)){
233         $this->aclObject= preg_replace('/^cat_edit_([^_]+)_.*$/', '\1', $name);
234         $this->dialogState= 'edit';
235         foreach ($this->ocMapping[$this->aclObject] as $oc){
236           if (isset($this->aclContents[$oc])){
237             $this->savedAclContents[$oc]= $this->aclContents[$oc];
238           }
239         }
240         continue;
241       }
242       if (preg_match('/^cat_del_.*_x/', $name)){
243         $idx= preg_replace('/^cat_del_([^_]+)_.*$/', '\1', $name);
244         foreach ($this->ocMapping[$idx] as $key){
245           unset($this->aclContents["$idx/$key"]);
246         }
247         continue;
248       }
250       /* Sorting... */
251       if (preg_match('/^sortup_.*_x/', $name)){
252         $index= preg_replace('/^sortup_([0-9]+).*$/', '\1', $name);
253         if ($index > 0){
254           $tmp= $this->gosaAclEntry[$index];
255           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index-1];
256           $this->gosaAclEntry[$index-1]= $tmp;
257         }
258         continue;
259       }
260       if (preg_match('/^sortdown_.*_x/', $name)){
261         $index= preg_replace('/^sortdown_([0-9]+).*$/', '\1', $name);
262         if ($index < count($this->gosaAclEntry)-1){
263           $tmp= $this->gosaAclEntry[$index];
264           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index+1];
265           $this->gosaAclEntry[$index+1]= $tmp;
266         }
267         continue;
268       }
270       /* ACL saving... */
271       if (preg_match('/^acl_.*_[^xy]$/', $name)){
272         $aclDialog= TRUE;
273         list($dummy, $object, $attribute, $value)= split('_', $name);
275         /* Skip for detection entry */
276         if ($object == 'dummy') {
277           continue;
278         }
280         /* Ordinary ACLs */
281         if (!isset($new_acl[$object])){
282           $new_acl[$object]= array();
283         }
284         if (isset($new_acl[$object][$attribute])){
285           $new_acl[$object][$attribute].= $value;
286         } else {
287           $new_acl[$object][$attribute]= $value;
288         }
289       }
291       if(isset($_POST['selected_role'])){
292         $this->aclContents = base64_decode($_POST['selected_role']);
293       }
294     }
295     
296     /* Only be interested in new acl's, if we're in the right _POST place */
297     if ($aclDialog && $this->aclObject != "" && is_array($this->ocMapping[$this->aclObject])){
299       foreach ($this->ocMapping[$this->aclObject] as $oc){
300         unset($this->aclContents[$oc]);
301         unset($this->aclContents[$this->aclObject.'/'.$oc]);
302         if (isset($new_acl[$oc])){
303           $this->aclContents[$oc]= $new_acl[$oc];
304         }
305         if (isset($new_acl[$this->aclObject.'/'.$oc])){
306           $this->aclContents[$this->aclObject.'/'.$oc]= $new_acl[$this->aclObject.'/'.$oc];
307         }
308       }
309     }
311     /* Save new acl in case of base edit mode */
312     if ($this->aclType == 'base' && !$firstedit){
313       $this->aclContents= $new_acl;
314     }
316     /* Cancel new acl? */
317     if (isset($_POST['cancel_new_acl'])){
318       $this->dialogState= 'head';
319       $this->dialog= FALSE;
320       if ($this->wasNewEntry){
321         unset ($this->gosaAclEntry[$this->currentIndex]);
322       }
323     }
325     /* Store ACL in main object? */
326     if (isset($_POST['submit_new_acl'])){
327       $this->gosaAclEntry[$this->currentIndex]['type']= $this->aclType;
328       $this->gosaAclEntry[$this->currentIndex]['members']= $this->recipients;
329       $this->gosaAclEntry[$this->currentIndex]['acl']= $this->aclContents;
330       $this->dialogState= 'head';
331       $this->dialog= FALSE;
332     }
334     /* Cancel edit acl? */
335     if (isset($_POST['cancel_edit_acl'])){
336       $this->dialogState= 'create';
337       foreach ($this->ocMapping[$this->aclObject] as $oc){
338         if (isset($this->savedAclContents[$oc])){
339           $this->aclContents[$oc]= $this->savedAclContents[$oc];
340         }
341       }
342     }
344     /* Save edit acl? */
345     if (isset($_POST['submit_edit_acl'])){
346       $this->dialogState= 'create';
347     }
349     /* Add acl? */
350     if (isset($_POST['add_acl']) && $_POST['aclObject'] != ""){
351       $this->dialogState= 'edit';
352       $this->savedAclContents= array();
353       foreach ($this->ocMapping[$this->aclObject] as $oc){
354         if (isset($this->aclContents[$oc])){
355           $this->savedAclContents[$oc]= $this->aclContents[$oc];
356         }
357       }
358     }
360     /* Add to list? */
361     if (isset($_POST['add']) && isset($_POST['source'])){
362       foreach ($_POST['source'] as $key){
363         if ($this->target == 'user'){
364           $this->recipients[$key]= $this->users[$key];
365         }
366         if ($this->target == 'group'){
367           $this->recipients[$key]= $this->groups[$key];
368         }
369       }
370       ksort($this->recipients);
371     }
373     /* Remove from list? */
374     if (isset($_POST['del']) && isset($_POST['recipient'])){
375       foreach ($_POST['recipient'] as $key){
376           unset($this->recipients[$key]);
377       }
378     }
380     /* Save common values */
381     foreach (array("aclType", "aclObject", "target") as $key){
382       if (isset($_POST[$key])){
383         $this->$key= validate($_POST[$key]);
384       }
385     }
387     /* Create templating instance */
388     $smarty= get_smarty();
390     if ($this->dialogState == 'head'){
391       /* Draw list */
392       $aclList= new DivSelectBox("aclList");
393       $aclList->SetHeight(450);
394       
395       /* Fill in entries */
396       foreach ($this->gosaAclEntry as $key => $entry){
397         $field1= array("string" => $this->aclTypes[$entry['type']], "attach" => "style='width:150px'");
398         $field2= array("string" => $this->assembleAclSummary($entry));
399         $action= "<input type='image' name='sortup_$key' alt='up' title='"._("Up")."' src='images/sort_up.png' align='top'>";
400         $action.= "<input type='image' name='sortdown_$key' alt='down' title='"._("Down")."' src='images/sort_down.png'>";
401         $action.= "<input class='center' type='image' src='images/edit.png' alt='"._("edit")."' name='acl_edit_$key' title='"._("Edit ACL")."'>";
402         $action.= "<input class='center' type='image' src='images/edittrash.png' alt='"._("delete")."' name='acl_del_$key' title='"._("Delete ACL")."'>";
404         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px;text-align:right;'");
405         $aclList->AddEntry(array($field1, $field2, $field3));
406       }
408       $smarty->assign("aclList", $aclList->DrawList());
409     }
411     if ($this->dialogState == 'create'){
412       /* Draw list */
413       $aclList= new DivSelectBox("aclList");
414       $aclList->SetHeight(150);
416       /* Add settings for all categories to the (permanent) list */
417       foreach ($this->aclObjects as $section => $dsc){
418         $summary= "";
419         foreach($this->ocMapping[$section] as $oc){
420           if (isset($this->aclContents[$oc]) && count($this->aclContents[$oc]) && isset($this->aclContents[$oc][0]) &&
421               $this->aclContents[$oc][0] != ""){
423             $summary.= "$oc, ";
424             continue;
425           }
426           if (isset($this->aclContents["$section/$oc"]) && count($this->aclContents["$section/$oc"]) && isset($this->aclContents["$section/$oc"][0]) &&
427               $this->aclContents["$section/$oc"][0] != ""){
429             $summary.= "$oc, ";
430             continue;
431           }
432           if (isset($this->aclContents[$oc]) && !isset($this->aclContents[$oc][0]) && count($this->aclContents[$oc])){
433             $summary.= "$oc, ";
434           }
435         }
437         /* Set summary... */
438         if ($summary == ""){
439           $summary= '<i>'._("No ACL settings for this category").'</i>';
440         } else {
441           $summary= sprintf(_("Contains ACLs for these objects: %s"), preg_replace('/, $/', '', $summary));
442         }
444         $field1= array("string" => $dsc, "attach" => "style='width:100px'");
445         $field2= array("string" => $summary);
446         $action= "<input class='center' type='image' src='images/edit.png' alt='"._("edit")."' name='cat_edit_$section' title='"._("Edit categories ACLs")."'>";
447         $action.= "<input class='center' type='image' src='images/edittrash.png' alt='"._("delete")."' name='cat_del_$section' title='"._("Clear categories ACLs")."'>";
448         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px'");
449         $aclList->AddEntry(array($field1, $field2, $field3));
450       }
452       $smarty->assign("aclList", $aclList->DrawList());
453       $smarty->assign("aclType", $this->aclType);
454       $smarty->assign("aclTypes", $this->aclTypes);
455       $smarty->assign("target", $this->target);
456       $smarty->assign("targets", $this->targets);
458       /* Assign possible target types */
459       $smarty->assign("targets", $this->targets);
460       foreach ($this->attributes as $attr){
461         $smarty->assign($attr, $this->$attr);
462       }
465       /* Generate list */
466       $tmp= array();
467       foreach (array("user" => "users", "group" => "groups") as $field => $arr){
468         if ($this->target == $field){
469           foreach ($this->$arr as $key => $value){
470             if (!isset($this->recipients[$key])){
471               $tmp[$key]= $value;
472             }
473           }
474         }
475       }
476       $smarty->assign('sources', $tmp);
477       $smarty->assign('recipients', $this->recipients);
479       /* Acl selector if scope is base */
480       if ($this->aclType == 'base'){
481         $smarty->assign('aclSelector', $this->buildAclSelector($this->myAclObjects));
482       }
484       /* Role selector if scope is base */
485       if ($this->aclType == 'role'){
486         $smarty->assign('roleSelector', "Role selector");#, $this->buildRoleSelector($this->myAclObjects));
487         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
488       }
489     }
491     if ($this->dialogState == 'edit'){
492       $smarty->assign('headline', sprintf(_("Edit ACL for '%s', scope is '%s'"), $this->aclObjects[$this->aclObject], $this->aclTypes[$this->aclType]));
494       /* Collect objects for selected category */
495       foreach ($this->ocMapping[$this->aclObject] as $idx => $class){
496         if ($idx == 0){
497           continue;
498         }
499         $aclObjects[$this->aclObject.'/'.$class]= $plist[$class]['plDescription'];
500       }
501       if ($this->aclObject == 'all'){
502         $aclObjects['all']= _("All objects in current subtree");
503       }
505       /* Role selector if scope is base */
506       if ($this->aclType == 'role'){
507         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
508       } else {
509         $smarty->assign('aclSelector', $this->buildAclSelector($aclObjects));
510       }
511     }
513     /* Show main page */
514     $smarty->assign("dialogState", $this->dialogState);
516     return ($smarty->fetch (get_template_path('acl.tpl')));
517   }
520   function sort_by_priority($list)
521   {
522     $tmp= get_global('plist');
523     $plist= $tmp->info;
524     asort($plist);
525     $newSort = array();
527     foreach($list as $name => $translation){
528       $na  =  preg_replace("/^.*\//","",$name);
529       $prio = 0;
530       if(isset($plist[$na]['plPriority'])){
531         $prio=  $plist[$na]['plPriority'] ;
532       }
534       $newSort[$name] = $prio;
535     }
537     asort($newSort);
539     $ret = array();
540     foreach($newSort as $name => $prio){
541       $ret[$name] = $list[$name];
542     }
543     return($ret);
544   }
547   function buildRoleSelector($list)
548   {
549     $D_List =new DivSelectBox("Acl_Roles");
550  
551     $selected = $this->aclContents;
552     if(!isset($list[$this->aclContents])){
553       $selected = key($list);
554     }
556     $str ="";
557     foreach($list as $dn => $values){
559       if($dn == $selected){    
560         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."' checked>";
561       }else{
562         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."'>";
563       }
564  
565       $field1 = array("string" => $values['cn'], "attach" => "style='width:200px;'") ;
566       $field2 = array("string" => $values['description']) ;
567       $field3 = array("string" => $option, "attach" => "style='border-right:0px;'") ;
569       $D_List->AddEntry(array($field1,$field2,$field3));
570     }
571     return($D_List->DrawList());
572   } 
575   function buildAclSelector($list)
576   {
577     $display= "<input type='hidden' name='acl_dummy_0_0_0' value='1'>";
578     $cols= 3;
579     $tmp= get_global('plist');
580     $plist= $tmp->info;
581     asort($plist);
583     /* Add select all/none buttons */
584     $style = "style='width:100px;'";
586     $display .= "<input ".$style." type='button' name='toggle_all_create' onClick=\"acl_toggle_all('_0_c$');\" value='Toggle C'>";
587     $display .= "<input ".$style." type='button' name='toggle_all_move'   onClick=\"acl_toggle_all('_0_m$');\" value='Toggle M'>";
588     $display .= "<input ".$style." type='button' name='toggle_all_remove' onClick=\"acl_toggle_all('_0_d$');\" value='Toggle D'> - ";
589     $display .= "<input ".$style." type='button' name='toggle_all_read'   onClick=\"acl_toggle_all('_0_r$');\" value='Toggle R'>";
590     $display .= "<input ".$style." type='button' name='toggle_all_write'  onClick=\"acl_toggle_all('_0_w$');\" value='Toggle W'> - ";
591     
592     $display .= "<input ".$style." type='button' name='toggle_all_sub_read'  onClick=\"acl_toggle_all('[^0]_r$');\" value='R+'>";
593     $display .= "<input ".$style." type='button' name='toggle_all_sub_write'  onClick=\"acl_toggle_all('[^0]_w$');\" value='W+'>";
594   
595     $display .= "<br>";
596   
597     $style = "style='width:50px;'";
598     $display .= "<input ".$style." type='button' name='set_true_all_create' onClick=\"acl_set_all('_0_c$',true);\" value='C+'>";
599     $display .= "<input ".$style." type='button' name='set_false_all_create' onClick=\"acl_set_all('_0_c$',false);\" value='C-'>";
600     $display .= "<input ".$style." type='button' name='set_true_all_move' onClick=\"acl_set_all('_0_m$',true);\" value='M+'>";
601     $display .= "<input ".$style." type='button' name='set_false_all_move' onClick=\"acl_set_all('_0_m$',false);\" value='M-'>";
602     $display .= "<input ".$style." type='button' name='set_true_all_remove' onClick=\"acl_set_all('_0_d$',true);\" value='D+'>";
603     $display .= "<input ".$style." type='button' name='set_false_all_remove' onClick=\"acl_set_all('_0_d$',false);\" value='D-'> - ";
604     $display .= "<input ".$style." type='button' name='set_true_all_read' onClick=\"acl_set_all('_0_r$',true);\" value='R+'>";
605     $display .= "<input ".$style." type='button' name='set_false_all_read' onClick=\"acl_set_all('_0_r$',false);\" value='R-'>";
606     $display .= "<input ".$style." type='button' name='set_true_all_write' onClick=\"acl_set_all('_0_w$',true);\" value='W+'>";
607     $display .= "<input ".$style." type='button' name='set_false_all_write' onClick=\"acl_set_all('_0_w$',false);\" value='W-'> - ";
609     $display .= "<input ".$style." type='button' name='set_true_all_read' onClick=\"acl_set_all('[^0]_r$',true);\" value='R+'>";
610     $display .= "<input ".$style." type='button' name='set_false_all_read' onClick=\"acl_set_all('[^0]_r$',false);\" value='R-'>";
611     $display .= "<input ".$style." type='button' name='set_true_all_write' onClick=\"acl_set_all('[^0]_w$',true);\" value='W+'>";
612     $display .= "<input ".$style." type='button' name='set_false_all_write' onClick=\"acl_set_all('[^0]_w$',false);\" value='W-'>";
614     /* Build general objects */
615     $list =$this->sort_by_priority($list);
616     foreach ($list as $key => $name){
618       /* Create sub acl if it does not exist */
619       if (!isset($this->aclContents[$key])){
620         $this->aclContents[$key]= array();
621         $this->aclContents[$key][0]= '';
622       }
623       $currentAcl= $this->aclContents[$key];
625       /* Object header */
626       if($_SESSION['js']) {
627         if(isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) {
628           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
629                      "\n  <tr>".
630                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
631                      "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
632                      "\n    <input type='button' onclick='divtoggle(\"".preg_replace("/[^a-z0-9]/i","_",$name)."\");' value='"._("Show/Hide Advanced Settings")."' /></td>".
633                      "\n  </tr>";
634         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
635           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
636                      "\n  <tr>".
637                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
638                      "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
639                      "\n    <input type='button' onclick='divtoggle(\"".preg_replace("/[^a-z0-9]/i","_",$name)."\");' value='"._("Show/Hide Advanced Settings")."' /></td>".
640                      "\n  </tr>";
641         } else {
642           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
643                      "\n  <tr>".
644                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
645                      "\n  </tr>";
646         }
647       } else {
648           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
649                      "\n  <tr>".
650                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
651                      "\n  </tr>";
652       }
654       /* Generate options */
655       $spc= "&nbsp;&nbsp;";
656       if ($this->isContainer && $this->aclType != 'base'){
657         $options= $this->mkchkbx($key."_0_c",  _("Create objects"), preg_match('/c/', $currentAcl[0])).$spc;
658         $options.= $this->mkchkbx($key."_0_m", _("Move objects"), preg_match('/m/', $currentAcl[0])).$spc;
659         $options.= $this->mkchkbx($key."_0_d", _("Remove objects"), preg_match('/d/', $currentAcl[0])).$spc;
660         if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
661           $options.= $this->mkchkbx($key."_0_s", _("Modifyable by owner"), preg_match('/s/', $currentAcl[0])).$spc;
662         }
663       } else {
664         $options= $this->mkchkbx($key."_0_m", _("Move object"), preg_match('/m/', $currentAcl[0])).$spc;
665         $options.= $this->mkchkbx($key."_0_d", _("Remove object"), preg_match('/d/', $currentAcl[0])).$spc;
666         if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
667           $options.= $this->mkchkbx($key."_0_s", _("Modifyable by owner"), preg_match('/s/', $currentAcl[0])).$spc;
668         }
669       }
671       /* Global options */
672       $more_options= $this->mkchkbx($key."_0_r",  _("read"), preg_match('/r/', $currentAcl[0])).$spc;
673       $more_options.= $this->mkchkbx($key."_0_w", _("write"), preg_match('/w/', $currentAcl[0]));
675       $display.= "\n  <tr>".
676                  "\n    <td style='background-color:#E0E0E0' colspan=".($cols-1).">$options</td>".
677                  "\n    <td style='background-color:#D4D4D4'>&nbsp;"._("Complete object").": $more_options</td>".
678                  "\n  </tr>";
680       /* Walk through the list of attributes */
681       $cnt= 1;
682       $splist= $plist[preg_replace('%^.*/%', '', $key)]['plProvidedAcls'];
683       asort($splist);
684       if($_SESSION['js']) {
685         if(isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) {
686           $display.= "\n  <tr id='tr_".preg_replace("/[^a-z0-9]/i","_",$name)."' style='vertical-align:top;height:0px;'>".
687                      "\n    <td colspan=".$cols.">".
688                      "\n      <div id='".preg_replace("/[^a-z0-9]/i","_",$name)."' style='overflow:hidden;visibility:hidden;height:0px;vertical-align:top;width:100%;'>".
689                      "\n        <table style='width:100%;'>";
690         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
691           $display.= "\n  <tr id='tr_".preg_replace("/[^a-z0-9]/i","_",$name)."' style='vertical-align:top;height:0px;'>".
692                      "\n    <td colspan=".$cols.">".
693                      "\n      <div id='".preg_replace("/[^a-z0-9]/i","_",$name)."' style='position:absolute;overflow:hidden;visibility:hidden;height:0px;vertical-align:top;width:100%;'>".
694                      "\n        <table style='width:100%;'>";
695         }
696       }
697       foreach($splist as $attr => $dsc){
699         /* Skip pl* attributes, they are internal... */
700         if (preg_match('/^pl[A-Z]+.*$/', $attr)){
701           continue;
702         }
704         /* Open table row */
705         if ($cnt == 1){
706           $display.= "\n  <tr>";
707         }
709         /* Close table row */
710         if ($cnt == $cols){
711           $cnt= 1;
712           $rb= "";
713           $end= "\n  </tr>";
714         } else {
715           $cnt++;
716           $rb= "border-right:1px solid #A0A0A0;";
717           $end= "";
718         }
720         /* Collect list of attributes */
721         $state= "";
722         if (isset($currentAcl[$attr])){
723           $state= $currentAcl[$attr];
724         }
725         $display.= "\n    <td style='border-top:1px solid #A0A0A0;${rb}width:".(int)(100/$cols)."%'>".
726                    "\n      <b>$dsc</b> ($attr)<br>".$this->mkrwbx($key."_".$attr, $state)."</td>$end";
727       }
728       
729       /* Fill missing td's if needed */
730       if (--$cnt != $cols && $cnt != 0){
731        $display.= str_repeat("\n    <td style='border-top:1px solid #A0A0A0; width:".(int)(100/$cols)."%'>&nbsp;</td>", $cols-$cnt); 
732       }
734       if($_SESSION['js']) {
735         if(isset($_SERVER['HTTP_USER_AGENT']) && (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) || (preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT']))) {
736           $display.= "\n        </table>".
737                      "\n      </div>".
738                      "\n    </td>".
739                      "\n  </tr>";
740         }
741       }
743       $display.= "\n</table><br />\n";
744     }
746     return ($display);
747   }
750   function mkchkbx($name, $text, $state= FALSE)
751   {
752     $state= $state?"checked":"";
753     return "\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."' type=checkbox name='acl_$name' $state>".
754            "\n      <label for='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."'>$text</label>";
755   }
758   function mkrwbx($name, $state= "")
759   {
760     $rstate= preg_match('/r/', $state)?'checked':'';
761     $wstate= preg_match('/w/', $state)?'checked':'';
762     return ("\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_r' type=checkbox name='acl_${name}_r' $rstate>".
763             "\n      <label for='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_r'>"._("read")."</label>".
764             "\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_w' type=checkbox name='acl_${name}_w' $wstate>".
765             "\n      <label for='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_w'>"._("write")."</label>");
766   }
769   function explodeACL($acl)
770   {
771     list($index, $type)= split(':', $acl);
772     $a= array( $index => array("type" => $type,
773                                "members" => acl::extractMembers($acl,$type == "role")));
774    
775     /* Handle different types */
776     switch ($type){
778       case 'psub':
779       case 'sub':
780       case 'one':
781       case 'base':
782         $a[$index]['acl']= acl::extractACL($acl);
783         break;
784       
785       case 'role':
786         $a[$index]['acl']= base64_decode(preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl));
787         break;
789       case 'reset':
790         break;
791       
792       default:
793         print_red(sprintf(_("Unkown ACL type '%s'. Don't know how to handle it."), $type));
794         $a= array();
795     }
796     return ($a);
797   }
800   function extractMembers($acl,$role = FALSE)
801   {
802     global $config;
803     $a= array();
805     /* Rip acl off the string, seperate by ',' and place it in an array */
806     if($role){
807       $ms= preg_replace('/^[^:]+:[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
808     }else{
809       $ms= preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
810     }
811     if ($ms == $acl){
812       return $a;
813     }
814     $ma= split(',', $ms);
816     /* Decode dn's, fill with informations from LDAP */
817     $ldap= $config->get_ldap_link();
818     foreach ($ma as $memberdn){
819       $dn= base64_decode($memberdn);
820       $ldap->cat($dn, array('cn', 'objectClass', 'description', 'uid'));
822       /* Found entry... */
823       if ($ldap->count()){
824         $attrs= $ldap->fetch();
825         if (in_array_ics('gosaAccount', $attrs['objectClass'])){
826           $a['U:'.$dn]= $attrs['cn'][0]." [".$attrs['uid'][0]."]";
827         } else {
828           $a['G:'.$dn]= $attrs['cn'][0];
829           if (isset($attrs['description'][0])){
830             $a['G:'.$dn].= " [".$attrs['description'][0]."]";
831           }
832         }
834       /* ... or not */
835       } else {
836         $a['U:'.$dn]= sprintf(_("Unknown entry '%s'!"), $dn);
837       }
838     }
840     return ($a);
841   }
844   function extractACL($acl)
845   {
846     /* Rip acl off the string, seperate by ',' and place it in an array */
847     $as= preg_replace('/^[^:]+:[^:]+:[^:]*:(.*)$/', '\1', $acl);
848     $aa= split(',', $as);
849     $a= array();
851     /* Dis-assemble single ACLs */
852     foreach($aa as $sacl){
853       
854       /* Dis-assemble field ACLs */
855       $ao= split('#', $sacl);
856       $gobject= "";
857       foreach($ao as $idx => $ssacl){
859         /* First is department with global acl */
860         $object= preg_replace('/^([^;]+);.*$/', '\1', $ssacl);
861         $gacl=   preg_replace('/^[^;]+;(.*)$/', '\1', $ssacl);
862         if ($idx == 0){
863           /* Create hash for this object */
864           $gobject= $object;
865           $a[$gobject]= array();
867           /* Append ACL if set */
868           if ($gacl != ""){
869             $a[$gobject]= array($gacl);
870           }
871         } else {
873           /* All other entries get appended... */
874           list($field, $facl)= split(';', $ssacl);
875           $a[$gobject][$field]= $facl;
876         }
878       }
879     }
881     return ($a);
882   }
884   
885   function assembleAclSummary($entry)
886   {
887     $summary= "";
889     /* Summarize ACL */
890     if (isset($entry['acl'])){
891       $acl= "";
893       if($entry['type'] == "role"){
895         if(isset($this->roles[$entry['acl']])){  
896           $summary.= sprintf(_("Role: %s"), $this->roles[$entry['acl']]['cn']);
897         }else{
898           $summary.= sprintf(_("Role: %s"), "<i>"._("Unknown role, possibly removed")."</i>");
899         }
900       }else{
901         foreach ($entry['acl'] as $name => $object){
902           if (count($object)){
903             $acl.= "$name, ";
904           }
905         }
906         $summary.= sprintf(_("Contains settings for these objects: %s"), preg_replace('/, $/', '', $acl));
907       }
908     }
910     /* Summarize members */
911     if ($summary != ""){
912       $summary.= ", ";
913     }
914     if (count($entry['members'])){
915       $summary.= _("Members:")." ";
916       foreach ($entry['members'] as $cn){
917         $cn= preg_replace('/ \[.*$/', '', $cn);
918         $summary.= $cn.", ";
919       }
920     } else {
921       $summary.= _("ACL is valid for all users");
922     }
924     return (preg_replace('/, $/', '', $summary));
925   }
928   function loadAclEntry($new= FALSE)
929   {
930     /* New entry gets presets... */
931     if ($new){
932       $this->aclType= 'base';
933       $this->recipients= array();
934       $this->aclContents= array();
935     } else {
936       $acl= $this->gosaAclEntry[$this->currentIndex];
937       $this->aclType= $acl['type'];
938       $this->recipients= $acl['members'];
939       $this->aclContents= $acl['acl'];
940     }
942     $this->wasNewEntry= $new;
943   }
946   function aclPostHandler()
947   {
948     if (isset($_POST['save_acl'])){
949       $this->save();
950       return TRUE;
951     }
953     return FALSE;
954   }
957   function save()
958   {
959     /* Assemble ACL's */
960     $tmp_acl= array();
961     foreach ($this->gosaAclEntry as $prio => $entry){
962       $final= "";
963       $members= "";
964       if (isset($entry['members'])){
965         foreach ($entry['members'] as $key => $dummy){
966           $members.= base64_encode(preg_replace('/^.:/', '', $key)).',';
967         }
968       }
970       if($entry['type'] != "role"){
971         $final= $prio.":".$entry['type'].":".preg_replace('/,$/', '', $members);
972       }else{
973         $final= $prio.":".$entry['type'].":".base64_encode($entry['acl']).":".preg_replace('/,$/', '', $members);
974       }
976       /* ACL's if needed */
977       if ($entry['type'] != "reset" && $entry['type'] != "role"){
978         $acl= ":";
979         if (isset($entry['acl'])){
980           foreach ($entry['acl'] as $object => $contents){
982             /* Only save, if we've some contents in there... */
983             if (count($contents)){
984               $acl.= $object.";";
986               foreach($contents as $attr => $permission){
988                 /* First entry? Its the one for global settings... */
989                 if ($attr == '0'){
990                   $acl.= $permission;
991                 } else {
992                   $acl.= '#'.$attr.';'.$permission;
993                 }
995               }
996               $acl.= ',';
997             }
998             
999           }
1000         }
1001         $final.= preg_replace('/,$/', '', $acl);
1002       }
1004       $tmp_acl[]= $final;
1005     } 
1007     /* Call main method */
1008     plugin::save();
1010     /* Finally (re-)assign it... */
1011     $this->attrs['gosaAclEntry']= $tmp_acl;
1013     /* Remove acl from this entry if it is empty... */
1014     if (!count($tmp_acl)){
1015       /* Remove attribute */
1016       if ($this->initially_was_account){
1017         $this->attrs['gosaAclEntry']= array();
1018       } else {
1019         if (isset($this->attrs['gosaAclEntry'])){
1020           unset($this->attrs['gosaAclEntry']);
1021         }
1022       }
1024       /* Remove object class */
1025       $this->attrs['objectClass']= array_remove_entries(array('gosaAcl'), $this->attrs['objectClass']);
1026     }    
1028     /* Do LDAP modifications */
1029     $ldap= $this->config->get_ldap_link();
1030     $ldap->cd($this->dn);
1031     $this->cleanup();
1032     $ldap->modify ($this->attrs);
1034     show_ldap_error($ldap->get_error(), sprintf(_("Saving ACLs with dn '%s' failed."),$this->dn));
1036     /* Refresh users ACLs */
1037     $ui= get_userinfo();
1038     $ui->loadACL();
1039     $_SESSION['ui']= $ui;
1040   }
1043   function remove_from_parent()
1044   {
1045   }
1049 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1050 ?>