plugins/admin/applications/class_applicationGeneric.inc

   1 <?php
   2 class application extends plugin
   3 {
   4   /* CLI vars */
   5   var $cli_summary= "Handling of GOsa's application object";
   6   var $cli_description= "Some longer text\nfor help";
   7   var $cli_parameters= array("eins" => "Eins ist toll", "zwei" => "Zwei ist noch besser");
   8
   9   /* application attributes */
  10   var $cn= "";
  11   var $description= "";
  12   var $base= "";
  13   var $gosaApplicationExecute= "";
  14   var $gosaApplicationName= "";
  15   var $gosaApplicationFlags= "";
  16   var $gosaApplicationIcon= "";
  17   var $iconData;
  18
  19   /* Headpage attributes */
  20   var $last_sorting= "invalid";
  21   var $applications= array();
  22
  23   /* attribute list for save action */
  24   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName",
  25                         "gosaApplicationFlags");
  26   var $objectclasses= array("top", "gosaApplication");
  27
  28   function application ($config, $dn= NULL)
  29   {
  30         plugin::plugin ($config, $dn);
  31
  32         /* Load icon */
  33         $ldap= $config->get_ldap_link();
  34         $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  35         if ($this->iconData == ""){
  36                 $this->set_picture("");
  37         }
  38         $_SESSION['picture']= $this->iconData;
  39         $this->gosaApplicationIcon= $this->iconData;
  40
  41         /* This is always an account */
  42         $this->is_account= TRUE;
  43
  44         if ($this->dn == "new"){
  45                 $ui= get_userinfo();
  46                 $this->base= dn2base($ui->dn);
  47         } else {
  48                 $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  49         }
  50   }
  51
  52   function execute()
  53   {
  54         /* Do we represent a valid group? */
  55         if (!$this->is_account && $this->parent == NULL){
  56                  $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
  57                          _("This 'dn' is no application.")."</b>";
  58                  return ($display);
  59         }
  60
  61         /* Fill templating stuff */
  62         $smarty= get_smarty();
  63         $smarty->assign("cn", $this->cn);
  64         $smarty->assign("bases", $this->config->idepartments);
  65         if ($this->dn == "new"){
  66                 $smarty->assign("selectmode", "");
  67                 $smarty->assign("namemode", "");
  68         } else {
  69                 $smarty->assign("namemode", "readonly");
  70                 $smarty->assign("selectmode", "disabled");
  71         }
  72
  73         /* Get random number for pictures */
  74         srand((double)microtime()*1000000);
  75         $smarty->assign("rand", rand(0, 10000));
  76
  77         /* Variables */
  78         foreach(array("description", "gosaApplicationExecute", "gosaApplicationName") as $val){
  79                 $smarty->assign($val, $this->$val);
  80                 $smarty->assign($val."ACL", chkacl($this->acl, $val));
  81         }
  82
  83         /* Checkboxes */
  84         foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
  85                         "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
  86                 if (preg_match("/$key/", $this->gosaApplicationFlags)){
  87                         $smarty->assign("$val", "checked");
  88                 } else {
  89                         $smarty->assign("$val", "");
  90                 }
  91         }
  92         $smarty->assign("base_select", $this->base);
  93         $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
  94
  95         /* Show main page */
  96         return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
  97   }
  98
  99   function remove_from_parent()
 100   {
 101         $ldap= $this->config->get_ldap_link();
 102         $ldap->rmDir($this->dn);
 103
 104         /* Optionally execute a command after we're done */
 105         $this->handle_post_events("remove");
 106
 107         /* Delete references to object groups */
 108         $ldap->cd ($this->config->current['BASE']);
 109         $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 110         while ($ldap->fetch()){
 111                 $og= new ogroup($this->config, $ldap->getDN());
 112                 unset($og->member[$this->dn]);
 113                 $og->save ();
 114         }
 115
 116   }
 117
 118
 119   /* Save data to object */
 120   function save_object()
 121   {
 122         if (isset($_POST['cn'])){
 123                 plugin::save_object();
 124
 125                 /* Save application flags */
 126                 $flag= "";
 127                 if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 128                         $flag.= "G";
 129                 }
 130                 if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 131                         $flag.= "D";
 132                 }
 133                 if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 134                         $flag.= "M";
 135                 }
 136                 if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 137                         $flag.= "O";
 138                 }
 139                 if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 140                         $this->gosaApplicationFlags= "[$flag]";
 141                 }
 142
 143                 /* Check for picture upload */
 144                 if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 145                         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 146                                 print_red (_("The specified picture has not been uploaded correctly."));
 147                         }
 148
 149                         if (!function_exists("imagick_blob2image")){
 150                                 /* Get temporary file name for conversation */
 151                                 $fname = tempnam ("/tmp", "GOsa");
 152
 153                                 /* Open file and write out photoData */
 154                                 $fp = fopen ($fname, "w");
 155                                 fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 156                                 fclose ($fp);
 157
 158                                 /* Build conversation query. Filename is generated automatically, so
 159                                    we do not need any special security checks. Exec command and save
 160                                    output. For PHP safe mode, you'll need a configuration which respects
 161                                    image magick as executable... */
 162                                 $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 163                                 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 164
 165                                 /* Read data written by convert */
 166                                 $output= "";
 167                                 $sh= popen($query, 'r');
 168                                 while (!feof($sh)){
 169                                         $output.= fread($sh, 4096);
 170                                 }
 171                                 pclose($sh);
 172
 173                                 unlink($fname);
 174                         } else {
 175
 176                                 /* Load the new uploaded Photo */
 177                                 if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 178                                   gosa_log("Can't Load image");
 179                                 }
 180
 181                                 /* Resizing image to 147x200 and blur */
 182                                 if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 183                                   gosa_log("imagick_resize failed");
 184                                 }
 185
 186                                 /* Converting image to JPEG */
 187                                 if(!imagick_convert($handle,"PNG")) {
 188                                   gosa_log("Can't Convert to PNG");
 189                                 }
 190
 191                                 if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 192                                   gosa_log("can't write to specified folder");
 193                                 }
 194
 195                                 imagick_free($handle);
 196                         }
 197
 198                         /* Activate new picture */
 199                         $this->set_picture($_FILES['picture_file']['tmp_name']);
 200                         }
 201
 202
 203                 /* Save base, since this is no LDAP attribute */
 204                 if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 205                         $this->base= $_POST['base'];
 206                 }
 207         }
 208   }
 209
 210
 211   /* Check values */
 212   function check()
 213   {
 214         $message= array();
 215
 216         /* Permissions for that base? */
 217         if ($this->base != ""){
 218                 $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 219         } else {
 220                 $new_dn= $this->dn;
 221         }
 222
 223         $ui= get_userinfo();
 224         $acl= get_permissions ($new_dn, $ui->subtreeACL);
 225         $acl= get_module_permission($acl, "application", $new_dn);
 226         if (chkacl($acl, "create") != ""){
 227                 $message[]= _("You have no permissions to create a application on this 'Base'.");
 228         }
 229
 230         /* All required fields are set? */
 231         if ($this->cn == ""){
 232                 $message[]= _("Required field 'Name' is not filled.");
 233         }
 234         if ($this->gosaApplicationExecute == ""){
 235                 $message[]= _("Required field 'Execute' is not filled.");
 236         }
 237
 238         /* Check for existing application */
 239         $ldap= $this->config->get_ldap_link();
 240         $ldap->cd($this->config->current["BASE"]);
 241         $ldap->search("(&(objectClass=gosaApplication)(cn=$this->cn))");
 242         $ldap->fetch();
 243         if ($ldap->count() != 0 && $this->dn == "new"){
 244                 $message[]= _("There's already an application with this 'Name'.");
 245         }
 246
 247         return $message;
 248   }
 249
 250
 251   /* Save to LDAP */
 252   function save()
 253   {
 254         plugin::save();
 255                 $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 256
 257         /* Write back to ldap */
 258         $ldap= $this->config->get_ldap_link();
 259         $ldap->cat($this->dn);
 260         $a= $ldap->fetch();
 261         if (count($a)){
 262                 $ldap->cd($this->dn);
 263                         $ldap->modify($this->attrs);
 264                         $this->handle_post_events("modify");
 265         } else {
 266                         $ldap->cd($this->config->current['BASE']);
 267                         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 268                 $ldap->cd($this->dn);
 269                         $ldap->add($this->attrs);
 270                         $this->handle_post_events("add");
 271         }
 272         show_ldap_error($ldap->get_error());
 273   }
 274
 275   function set_picture($filename)
 276   {
 277         if (!is_file($filename)){
 278                 $filename= "./images/default_icon.png";
 279                 $this->gosaApplicationIcon= "*removed*";
 280         }
 281
 282         if (file_exists($filename)){
 283                 $fd = fopen ($filename, "rb");
 284                 $this->iconData= fread ($fd, filesize ($filename));
 285                 $_SESSION['picture']= $this->iconData;
 286                 $this->gosaApplicationIcon= $this->iconData;
 287
 288                 fclose ($fd);
 289         }
 290   }
 291
 292
 293 }
 294
 295 ?>