plugins/admin/groups/class_groupAcl.inc

   1 <?php
   2
   3
   4 /* FIXME: the complete acl stuff will be redesigned to be more intuitive,
   5           which will be possible after introducing templates for html pages.
   6           just be patient. */
   7
   8
   9 class acl extends plugin
  10 {
  11   /* CLI vars */
  12   var $cli_summary= "Manage group ACL's";
  13   var $cli_description= "Some longer text\nfor help";
  14   var $cli_parameters= array("eins" => "Eins ist toll", "zwei" => "Zwei ist noch besser");
  15
  16   /* Helpers */
  17   var $department= "";
  18   var $objects= array();
  19   var $object= "";
  20   var $current_acl= "";
  21   var $selfflag= FALSE;
  22
  23
  24   /* attribute list for save action */
  25   var $attributes= array();
  26   var $objectclasses= array("gosaObject");
  27
  28   function acl ($config, $dn= NULL)
  29   {
  30         plugin::plugin($config, $dn);
  31
  32         /* WorkAround */
  33         include "acl_definition.inc";
  34         $this->objects= $ACLD;
  35         $tmp= array_keys($this->objects);
  36         $this->object= reset($tmp);
  37
  38         $this->selfflag= FALSE;
  39         if (isset($this->attrs['gosaSubtreeACL'][0])){
  40                 $this->current_acl= preg_replace("/^[^:]*:/", "", $this->attrs['gosaSubtreeACL'][0]);
  41                 if (preg_match("/^!:/", $this->attrs['gosaSubtreeACL'][0])){
  42                         $this->selfflag= TRUE;
  43                 }
  44         }
  45
  46         /* This is allways true */
  47         $this->is_account= TRUE;
  48   }
  49
  50   function execute()
  51   {
  52         /* Call parent execute */
  53         plugin::execute();
  54
  55         /* Do we represent a valid group? */
  56         if (!$this->is_account && $this->parent == NULL){
  57                 $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
  58                 _("This 'dn' is no acl container.")."</b>";
  59                 return ($display);
  60         }
  61
  62         /* Show main page */
  63         $smarty= get_smarty();
  64         if ($_SESSION['js']==FALSE){
  65                 $smarty->assign("javascript", "false");
  66         } else {
  67                 $smarty->assign("javascript", "true");
  68         }
  69         $smarty->assign("object", $this->object);
  70         $obj= array();
  71         foreach($this->objects as $key => $value){
  72                 $obj[$key]= $key;
  73         }
  74         if ($this->selfflag){
  75                 $smarty->assign("selfflag", "checked");
  76         } else {
  77                 $smarty->assign("selfflag", "");
  78         }
  79         $smarty->assign("objects", $obj);
  80         $display= $smarty->fetch (get_template_path('acl.tpl', TRUE));
  81
  82         /* Show acl stuff */
  83         $this->acl= get_module_permission (array($this->current_acl), $this->object, "");
  84         $display.= $this->print_attributes ($this->objects[$this->object]);
  85         return ($display);
  86   }
  87
  88
  89   function remove_from_parent()
  90   {
  91         plugin::remove_from_parent();
  92
  93         $this->attrs['gosaSubtreeACL']= array();
  94
  95         $ldap= $this->config->get_ldap_link();
  96         $ldap->cd($this->dn);
  97         $this->cleanup();
  98 $ldap->modify ($this->attrs);
  99
 100         show_ldap_error($ldap->get_error());
 101   }
 102
 103
 104   /* Save data to object */
 105   function save_object()
 106   {
 107         plugin::save_object();
 108
 109         if (!isset($_POST['object'])){
 110                 return;
 111         }
 112
 113         /* Strip of old information */
 114         if ($this->object == "all"){
 115                 $this->current_acl= preg_replace ( "/[,]?all[,]?/", "", $this->current_acl);
 116         }
 117         $this->current_acl= preg_replace ( "/[^a-z0-9A-Z]$this->object#[^,]*[,]?/", "", $this->current_acl);
 118
 119         /* assemble new attributes */
 120         $attrs= "";
 121         if (isset($_POST['all'])){
 122                 $attrs.= "#all";
 123         }
 124         if ($this->object != "all" && !isset($_POST['all']) && $this->object != ""){
 125                 foreach ($this->objects[$this->object] as $key => $val){
 126                         if (is_integer($key)){
 127                                 $aname= $val;
 128                         } else {
 129                                 $aname= $key;
 130                         }
 131                         if (isset($_POST[$aname])){
 132                                 $attrs.= "#$aname";
 133                         }
 134                 }
 135         }
 136
 137         /* append information */
 138         if ($this->current_acl != "" && $attrs != ""){
 139                 $this->current_acl.= ",";
 140         }
 141         if ($attrs != ""){
 142                 $tmp= $this->object;
 143                 $attrs= $tmp.$attrs;
 144         }
 145         $this->current_acl.= $attrs;
 146         if (preg_match("/all#all/", $this->current_acl)){
 147                 $this->current_acl= "all";
 148         }
 149         if (preg_match("/^all,/", $this->current_acl)){
 150                 $this->current_acl= "all";
 151         }
 152
 153         /* Save current object selection */
 154         if (isset($_POST['object'])){
 155                 $this->object= $_POST['object'];
 156         }
 157         if (isset($_POST['selfflag'])){
 158                 $this->selfflag= TRUE;
 159         } else {
 160                 $this->selfflag= FALSE;
 161         }
 162
 163   }
 164
 165
 166   /* Save to LDAP */
 167   function save()
 168   {
 169         /* Write back to LDAP */
 170         $ldap= $this->config->get_ldap_link();
 171
 172         /* Read stuff and only modify subtreeACL entries */
 173         plugin::save();
 174
 175         if ($this->current_acl != ""){
 176                 if ($this->selfflag){
 177                         $this->attrs['gosaSubtreeACL']= "!:".$this->current_acl;
 178                 } else {
 179                         $this->attrs['gosaSubtreeACL']= ":".$this->current_acl;
 180                 }
 181         } else {
 182                 $objectclasses= array();
 183                 foreach ($this->attrs['objectClass'] as $oc){
 184                         if (!preg_match('/gosaObject/i', $oc)){
 185                                 $objectclasses[]= $oc;
 186                         }
 187                 }
 188                 $this->attrs['objectClass']= $objectclasses;
 189                 $this->attrs['gosaSubtreeACL']= array();
 190         }
 191
 192         /* Modify class */
 193         $ldap->cd($this->dn);
 194         $this->cleanup();
 195 $ldap->modify ($this->attrs);
 196
 197         show_ldap_error($ldap->get_error());
 198   }
 199
 200
 201   function print_attributes ($name)
 202   {
 203         $display= "<input type=checkbox name=\"all\" value=\"1\"";
 204         if (chkacl ($this->acl, "all") == ""){
 205                 $display.= " checked";
 206         }
 207         $display.= "><b>"._("All fields are writeable")."</b><br>";
 208
 209         # Put strings in right order
 210         asort ($name);
 211
 212         # Generate checklist
 213         $display.= "<table summary=\"\" style=\"width:100%;\">\n";
 214         $switch= 0;
 215         foreach ($name as $key => $val){
 216                 if ($switch == 0){
 217                         $display.= " <tr>\n";
 218                 }
 219
 220                 if (is_integer($key)){
 221                         $display.= "<td><input type=checkbox name=\"$val\" value=\"1\" ";
 222                         if (chkacl ($this->acl, "$val") == ""){
 223                                 $display.= "checked";
 224                         }
 225                         $display.= ">$val</td>";
 226                 } else {
 227                         $display.= "<td><input type=checkbox name=\"$key\" value=\"1\"";
 228                         if (chkacl ($this->acl, "$key") == ""){
 229                                 $display.= "checked";
 230                         }
 231                         $display.= ">"._($val)."</td>";
 232                 }
 233
 234                 if ($switch++ == 1){
 235                         $display.= " </tr>\n";
 236                         $switch= 0;
 237                 }
 238         }
 239
 240         if ($switch == 1){
 241                 $display.= "<td></td></tr>";
 242         }
 243         $display.= "</table>\n";
 244
 245         return ($display);
 246   }
 247
 248 }
 249
 250 ?>