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[gosa.git] / gosa-core / plugins / admin / acl / class_aclManagement.inc
1 <?php
2 /*
3    This code is part of GOsa (https://gosa.gonicus.de)
4    Copyright (C) 2003-2006 - Cajus Pollmeier <pollmeier@gonicus.de>
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.
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.
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 class aclManagement extends plugin
22 {
23   /* Plugin definitions */
24   var $plHeadline     = "ACLs";
25   var $plDescription  = "This does something";
27   /* Dialog attributes */
28   var $acltabs              = NULL;
29   var $ui                   = NULL;
30   var $acl                  = "";
31   var $DivListACL           = NULL;
33   var $CopyPasteHandler;
34   var $start_pasting_copied_objects = FALSE;
36   function aclManagement(&$config, &$ui)
37   {
38     /* Save configuration for internal use */
39     $this->config = &$config;
40     $this->ui     = &$ui;
42     /* Copy & Paste enabled ?*/
43     if((isset($this->config->data['MAIN']['ENABLECOPYPASTE']))&&(preg_match("/true/i",$this->config->data['MAIN']['ENABLECOPYPASTE']))){
44       $this->CopyPasteHandler = new CopyPasteHandler($this->config);
45     }
47     /* Creat dialog object */
48     $this->DivListACL = new divListACL($this->config,$this);
49   }
52   function execute()
53   {
54     /* Call parent execute */
55     plugin::execute();
57     $_SESSION['LOCK_VARS_TO_USE'] = array("/^list/","/^id_/","/^list_acl_role_del/","/^list_acl_del/");
59     $smarty       = get_smarty();                 // Smarty instance
60     $s_action     = "";                           // Contains the action to be taken
61     $s_entry      = "";                           // The value for s_action
63     /* Edit entry button pressed? */
64     if( isset($_GET['act']) && $_GET['act'] == "list_edit_entry" ){
65       $s_action= "edit";
66       $s_entry= validate($_GET['id']);
67     }
69     /* Edit entry button pressed? */
70     if( isset($_GET['act']) && $_GET['act'] == "list_edit_role" ){
71       $s_action= "edit_role";
72       $s_entry= validate($_GET['id']);
73     }
75     $types = array( 
76                     "del"       =>"^list_acl_del",
77                     "edit"      =>"^list_acl_edit",
78                     "del_role"  =>"^list_acl_role_del",
79                     "edit_role" =>"^list_acl_role_edit",
80                     "copy"      =>"^copy",
81                     "cut"       =>"^cut",
82                     "copy_multiple"=> "^multiple_copy_objects",
83                     "cut_multiple" => "^multiple_cut_objects",
84                     "editPaste" =>"^editPaste",
85                     "addrole"   =>"^new_acl_role");
87     /* Test relevant POST values */  
88     foreach($_POST as $key => $val){
90       /* Get every possible POST combination and set s_action/s_entry accordingly */
91       foreach($types as $act => $name){
93         if (preg_match("/".$name.".*/", $key)){
94           $s_action= $act;
95           $s_entry= preg_replace("/".$name."_/i", "", $key);
96         }
97       }
98     } 
100     /* Remove coordinate prefix from POST, required by some browsers */
101     $s_entry= preg_replace("/_.$/", "", $s_entry);
103     /* Seperate possibly encoded tab and entry, default to tab "acl" */
104     if(preg_match("/.*-.*/", $s_entry)){
105       $s_tab= preg_replace("/^[^-]*-/i", "" ,$s_entry);
106       $s_entry= preg_replace("/-[^-]*$/i", "", $s_entry);
107     }else{
108       $s_tab= "generic";
109     }
110    
112     /* handle C&P from layers menu */
113     if(isset($_POST['menu_action']) && preg_match("/^multiple_copy_systems/",$_POST['menu_action'])){
114       $s_action = "copy_multiple";
115     }
116     if(isset($_POST['menu_action']) && preg_match("/^multiple_cut_systems/",$_POST['menu_action'])){
117       $s_action = "cut_multiple";
118     }
119     if(isset($_POST['menu_action']) && preg_match("/^editPaste/",$_POST['menu_action'])){
120       $s_action = "editPaste";
121     }
123     /* Create options */
124     if(isset($_POST['menu_action']) && $_POST['menu_action'] == "new_acl_role"){
125       $s_action = "new";
126     }
128     /* handle remove from layers menu */
129     if(isset($_POST['menu_action']) && preg_match("/^remove_multiple/",$_POST['menu_action'])){
130       $s_action = "del_multiple";
131     }
132  
133     /********************
134       Copy & Paste Handling  ...
135      ********************/
137     /* Display the copy & paste dialog, if it is currently open */
138     $ret = $this->copyPasteHandling_from_queue($s_action,$s_entry);
139     if($ret){
140       return($ret);
141     }
144     /********************
145      * Add new Role entry 
146      ********************/
148     if(($s_action == "addrole") && (!isset($this->acltabs->config))){
150       /* Get 'dn' from posted acl, must be unique */
151       $this->dn= "new";
153       /* Check permissions */
154       if(preg_match("/c/",$this->ui->get_permissions($this->DivListACL->selectedBase,"acl/acl"))){
156         /* Register acltabs to trigger edit dialog */
157         $this->acltabs= new aclroletab($this->config, NULL,$this->dn);
158         $this->acltabs->set_acl_base($this->DivListACL->selectedBase);
159       }else{
160         print_red(_("You are not allowed to create a new role."));
161       }
162     }
164     /********************
165       Edit existing entry 
166      ********************/
168     if (($s_action=="edit" || $s_action=="edit_role") && (!isset($this->acltabs->config))){
170       /* Get 'dn' from posted acl, must be unique */
171       $this->dn= $this->list[trim($s_entry)]['dn'];
173       /* Check permissions */
174       if(preg_match("/r/",$this->ui->get_permissions($this->dn,"acl/acl"))){
175       
176         /* Check locking, save current plugin in 'back_plugin', so
177            the dialog knows where to return. */
178         if (($acl= get_lock($this->dn)) != ""){
179           return(gen_locked_message ($acl, $this->dn));
180         }
182         /* Lock the current entry, so everyone will get the above dialog */
183         add_lock ($this->dn, $this->ui->dn);
185         /* Register acltabs to trigger edit dialog */ 
186         if($s_action=="edit_role"){
187           $this->acltabs= new aclroletab($this->config, NULL,$this->dn);
188           $this->acltabs-> set_acl_base($this->dn);
189         }else{
190           $this->acltabs= new acltab($this->config, NULL,$this->dn);
191           $this->acltabs-> set_acl_base($this->dn);
192         }
194         /* Set ACL and move DN to the headline */
195         $_SESSION['objectinfo']= $this->dn;
196       }else{
197         print_red(_("You are not allowed to edit this acl."));
198       }
199     }
202     /********************
203       Edit canceled 
204      ********************/
205     if(isset($_POST['delete_lock'])){
206       del_lock ($this->dn);
207       unset($_SESSION['objectinfo']);
208     }
210     /* Reset all relevant data, if we get a _cancel request */
211     if (isset($_POST['edit_cancel'])){
212       if (isset($this->acltabs)){
213         del_lock ($this->dn);
214         unset ($this->acltabs);
215       }
216       $this->acltabs= NULL;
217       unset ($_SESSION['objectinfo']);
218     }
221     /********************
222       Delete entry requested, display confirm dialog
223      ********************/
225     /* Remove acl was requested */
226     if ($s_action=="del_role"){
228       /* Get 'dn' from posted acl */
229       $this->dn= $this->list[trim($s_entry)]['dn'];
231       /* Check permissions */
232       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"aclroles/aclrole"))){
234         /* Check locking, save current plugin in 'back_plugin', so
235            the dialog knows where to return. */
236         if (($acl= get_lock($this->dn)) != ""){
237           return(gen_locked_message ($acl, $this->dn));
238         }
240         /* Lock the current entry, so nobody will edit it during deletion */
241         add_lock ($this->dn, $this->ui->dn);
242         $smarty->assign("info", sprintf(_("You're about to delete the acl %s."), @LDAP::fix($this->dn)));
243         $smarty->assign("is_role",true);
244   
245         return($smarty->fetch(get_template_path('remove.tpl', TRUE)));
246       } else {
248         /* Obviously the acl isn't allowed to delete. Show message and
249            clean session. */
250         print_red (_("You are not allowed to delete this acl!"));
251       }
252     }
255     /********************
256       Delete entry confirmed 
257      ********************/
259     /* Confirmation for deletion has been passed. Acl should be deleted. */
260     if (isset($_POST['delete_acl_role_confirmed'])){
262       /* Check permissions */
263       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"aclroles/aclrole"))){
265         /* Delete request is permitted, perform LDAP action */
266         $this->acltabs= new aclroletab($this->config, NULL,$this->dn);
267         $this->acltabs->delete();
268         unset ($this->acltabs);
269         $this->acltabs= NULL;
270       } else {
272         /* Normally this shouldn't be reached, send some extra
273            logs to notify the administrator */
274         print_red (_("You are not allowed to delete this acl role!"));
276         if(isset($this->ui->uid)){
277           new log("security","aclroles/".get_class($this),$this->dn,array(),"Warning: '".$this->ui->uid."' tried to trick acl role deletion.");
278         }
279       }
281       /* Remove lock file after successfull deletion */
282       del_lock ($this->dn);
283     }
285     /********************
286       Delete entry requested, display confirm dialog
287      ********************/
289     /* Remove acl was requested */
290     if ($s_action=="del"){
292       /* Get 'dn' from posted acl */
293       $this->dn= $this->list[trim($s_entry)]['dn'];
295       /* Check permissions */
296       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"acl/acl"))){
297         /* Check locking, save current plugin in 'back_plugin', so
298            the dialog knows where to return. */
299         if (($acl= get_lock($this->dn)) != ""){
300           $_SESSION['LOCK_VARS_TO_USE'] = array("/^list_acl_edit/","/^list_acl_del/","/^id_/");
301           return(gen_locked_message ($acl, $this->dn));
302         }
304         /* Lock the current entry, so nobody will edit it during deletion */
305         add_lock ($this->dn, $this->ui->dn);
306         $smarty->assign("info", sprintf(_("You're about to delete the acl %s."), @LDAP::fix($this->dn)));
307         $smarty->assign("is_role",false);
308         return($smarty->fetch(get_template_path('remove.tpl', TRUE)));
309       } else {
311         /* Obviously the acl isn't allowed to delete. Show message and
312            clean session. */
313         print_red (_("You are not allowed to delete this acl!"));
314       }
315     }
318     /********************
319       Delete entry confirmed 
320      ********************/
322     /* Confirmation for deletion has been passed. Acl should be deleted. */
323     if (isset($_POST['delete_acl_confirm'])){
325       /* Check permissions */
326       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"acl/acl"))){
328         /* Delete request is permitted, perform LDAP action */
329         $this->acltabs= new acl($this->config, NULL,$this->dn);
330         $this->acltabs->remove_from_parent();
331         unset ($this->acltabs);
332         $this->acltabs= NULL;
333       } else {
335         /* Normally this shouldn't be reached, send some extra
336            logs to notify the administrator */
337         print_red (_("You are not allowed to delete this acl!"));
339         if(isset($this->ui->uid)){
340           new log("security","aclroles/".get_class($this),$this->dn,array(),"Warning: '".$this->ui->uid."' tried to trick acl role      deletion.");
341           
342         }
343       }
345       /* Remove lock file after successfull deletion */
346       del_lock ($this->dn);
347     }
349     
350     /********************
351       Delete entry Canceled 
352      ********************/
354     /* Delete acl canceled? */
355     if (isset($_POST['delete_cancel'])){
356       del_lock ($this->dn);
357     }
360     /********************
361       Edit entry finished (Save) 
362      ********************/
364     /* Finish acl edit is triggered by the tabulator dialog, so
365        the acl wants to save edited data. Check and save at this
366        point. */
367     if ((isset($_POST['edit_finish']) || isset($_POST['edit_apply'])) && (isset($this->acltabs->config))){
369       /* Check tabs, will feed message array */
370       $this->acltabs->save_object();
371       $message= $this->acltabs->check();
373       /* Save, or display error message? */
374       if (count($message) == 0){
376         /* Save acl data to ldap */
377         if($this->acltabs->save() == 1){
378           return;
379         }
381         if (!isset($_POST['edit_apply'])){
383           /* ACl has been saved successfully, remove lock from LDAP. */
384           if ($this->dn != "new"){
385             del_lock ($this->dn);
386           }
388           unset ($this->acltabs);
389           $this->acltabs= NULL;
390           unset ($_SESSION['objectinfo']);
391         }
392       } else {
393         /* Ok. There seem to be errors regarding to the tab data,
394            show message and continue as usual. */
395         show_errors($message);
396       }
397     }
400     /********************
401       Display subdialog 
402      ********************/
405     /* Show tab dialog if object is present */
406     if(isset($this->acltabs->config)){
407       
408       /* Save object */
409       $this->acltabs->save_object();
410       $display= $this->acltabs->execute();
412       /* Don't show buttons if tab dialog requests this */
413       if(isset($this->acltabs)){
415         /* Skip displaying save/cancel if there is a sub dialog open */
416         if (!isset($this->acltabs->dialog) || !$this->acltabs->dialog){
417           $display.= "<p style=\"text-align:right\">\n";
418 //          $display.= "<input type=submit name=\"edit_finish\" style=\"width:80px\" value=\""._("Ok")."\">\n";
419           $display.= "&nbsp;\n";
421           /* Skip Apply if it is a new entry */
422           #if ($this->dn != "new"){
423           #  $display.= "<input type=submit name=\"edit_apply\" value=\""._("Apply")."\">\n";
424           #  $display.= "&nbsp;\n";
425           #}
427   //        $display.= "<input type=submit name=\"edit_cancel\" value=\""._("Cancel")."\">\n";
428           $display.= "</p>";
429         }
430       }
431       return ($display);
432     }
433     
434     /* Check if there is a snapshot dialog open */
435     $base = $this->DivListACL->selectedBase;
436     if($str = $this->showSnapshotDialog($base,$this->get_used_snapshot_bases())){
437       return($str);
438     }
439   
440     /* Return rendered main page */
441         /* Display dialog with system list */
442     $this->DivListACL->parent = $this;
443     $this->DivListACL->execute();
445     /* Add departments if subsearch is disabled */
446     if(!$this->DivListACL->SubSearch){
447       $this->DivListACL->AddDepartments($this->DivListACL->selectedBase,3,1);
448     }
449     $this->reload();
450     $this->DivListACL->setEntries($this->list);
451     return($this->DivListACL->Draw());
452   }
455   function reload()
456   {
457     /* Get divlist informations from filter part */
458     $Regex      = $this->DivListACL -> Regex;
459     $SubSearch  = $this->DivListACL -> SubSearch;
460     $base       = $this->DivListACL -> selectedBase; 
461     $Attrs      = array("ou","cn","description","gosaAclEntry","objectClass");
462     $res        = array();
463     $tmp        = array();                                    // Will contain temporary results 
464     $ldap       = $this->config->get_ldap_link();
465     $Filter     = "(&(objectClass=gosaACL)(gosaAclEntry=*)(|(cn=".$Regex.")(ou=".$Regex.")))";
466     $FilterRoles= "(&(objectClass=gosaRole)(|(cn=".$Regex.")(ou=".$Regex.")))";
468     /* Fetch following structures, this will be used if !$SubSearch */
469     $fetch_this = array(
470       "ME"      => array("TYPE" => "cat"    , "FLAGS" => GL_SIZELIMIT                ,"BASE"=>""),
471       "SYSTEMS" => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>"ou=systems,"),
472       "APPS"    => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>"ou=apps,"),
473       "PEOPLE"  => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>get_people_ou()),
474       "GROUPS"  => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>get_groups_ou()));
476     /* Subsearch ? */
477     if($SubSearch){
479       /* Get all object in this base */
480       $Flags        = GL_SIZELIMIT | GL_SUBSEARCH;
481       $fetch_base   = $base;
482       $tmp  = get_list($Filter,   "acl", $fetch_base, $Attrs, $Flags);
483       $tmp2 = get_list($FilterRoles,  "acl", $fetch_base, $Attrs, $Flags);
484       foreach($tmp as $entry){
485         $res[] = $entry;
486       }
487       foreach($tmp2 as $entry){
488         $res[] = $entry;
489       }
491     }else{
493       $tmp_roles = get_list($FilterRoles,  "acl", "ou=aclroles,".$base, $Attrs,GL_SIZELIMIT);
495       foreach($tmp_roles as $entry){
496         $res[] = $entry;
497       }
499       /* Walk through all possible bases */
500       foreach($fetch_this as $type => $data){
502         /* Get requried attributes */
503         $Flags        = $data['FLAGS'];
504         $fetch_base   = $data['BASE'].$base;
505         $Type         = $data['TYPE'];
507         /* Check if method is cat or search */
508         if($Type == "search"){
509           $tmp = get_list($Filter, "acl", $fetch_base, $Attrs, $Flags);
510           foreach($tmp as $entry){
511             $res[] = $entry;
512           }
513         }else{
514           $ldap->cat($fetch_base,$Attrs);
515           $attrs = $ldap->fetch();
516           if($attrs && isset($attrs['gosaAclEntry'])){
517             $re2 = preg_replace("/\*/",".*",$Regex);
519             if(!isset($attrs['ou']) && !isset($attrs['cn'])){
520               $namingAttr= preg_replace("/^[^=]*+=([^,]*),.*$/","\\1",$fetch_base);
521               if(preg_match("/".$re2."/i",$namingAttr)){
522                 $res[] = $attrs;
523               }
524             }elseif( (isset($attrs['cn'][0]) && preg_match("/".$re2."/i",$attrs['cn'][0]))
525                ||(isset($attrs['ou'][0]) && preg_match("/".$re2."/i",$attrs['ou'][0]))){
526               $res[] = $attrs;
527             }
528           }
529         }
530       }
531     }
532     $this->list = $res;
533   }
536   function copyPasteHandling_from_queue($s_action,$s_entry)
537   {
538     /* Check if Copy & Paste is disabled */
539     if(!is_object($this->CopyPasteHandler)){
540       return("");
541     }
543     /* Add a single entry to queue */
544     if($s_action == "cut" || $s_action == "copy"){
546       /* Cleanup object queue */
547       $this->CopyPasteHandler->cleanup_queue();
548       $dn = $this->list[$s_entry]['dn'];
549   
550       if(isset($this->list[$s_entry]['objectClass']) && in_array("gosaRole",$this->list[$s_entry]['objectClass'])){
551         $this->CopyPasteHandler->add_to_queue($dn,$s_action,"aclroletab","ACLROLETAB","aclroles");
552       }
553     }
555     /* Add entries to queue */
556     if($s_action == "copy_multiple" || $s_action == "cut_multiple"){
558       /* Cleanup object queue */
559       $this->CopyPasteHandler->cleanup_queue();
561       /* Add new entries to CP queue */
562       foreach($this->list_get_selected_items() as $id){
563         $dn = $this->list[$id]['dn'];
565         if(isset($this->list[$id]['objectClass']) && in_array("gosaRole",$this->list[$id]['objectClass'])){
567           if($s_action == "copy_multiple"){
568             $this->CopyPasteHandler->add_to_queue($dn,"copy","aclroletab","ACLROLETAB","aclroles");
569           }
570           if($s_action == "cut_multiple"){
571             $this->CopyPasteHandler->add_to_queue($dn,"cut","aclroletab","ACLROLETAB","aclroles");
572           }
573         }
574       }
575     }
577     /* Start pasting entries */
578     if($s_action == "editPaste"){
579       $this->start_pasting_copied_objects = TRUE;
580     }
581     /* Return C&P dialog */
582     if($this->start_pasting_copied_objects && $this->CopyPasteHandler->entries_queued()){
584       /* Load entry from queue and set base */
585       $this->CopyPasteHandler->load_entry_from_queue();
586       $this->CopyPasteHandler->SetVar("base",$this->DivListACL->selectedBase);
588       /* Get dialog */
589       $data = $this->CopyPasteHandler->execute();
591       /* Return dialog data */
592       if(!empty($data)){
593         return($data);
594       }
595     }
597     /* Automatically disable status for pasting */
598     if(!$this->CopyPasteHandler->entries_queued()){
599       $this->start_pasting_copied_objects = FALSE;
600     }
601     return("");
602   }
605   function list_get_selected_items()
606   {
607     $ids = array();
608     foreach($_POST as $name => $value){
609       if(preg_match("/^item_selected_[0-9]*$/",$name)){
610         $id   = preg_replace("/^item_selected_/","",$name);
611         $ids[$id] = $id;
612       }
613     }
614     return($ids);
615   }
618   function remove_lock()
619   {
620     /* Remove acl lock if a DN is marked as "currently edited" */
621     if (isset($this->acltabs->dn)){
622       del_lock ($this->acltabs->dn);
623     }
624   }
627   function save_object()
628   {
629     /* Handle divlist filter && department selection*/
630     if(!is_object($this->acltabs)){
631       $this->DivListACL->save_object();
632     }
633   }
635   /* A set of disabled and therefore overloaded functions. They are
636      not needed in this class. */
637   function remove_from_parent() { } 
638   function check() { } 
640   function save() {
641     echo "SAVE ACL";
642   } 
644   function adapt_from_template($dn) { } 
645   function password_change_needed() { } 
648   /* Return departments, that will be included within snapshot detection */
649   function get_used_snapshot_bases()
650   {
651     return(array());
652   }  
654
655 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
656 ?>