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 $gosaApplicationCategory= "";
  18   var $gotoLogonScript  ="";
  19   var $iconData;
  20   var $Categories = array();
  21
  22   /* Headpage attributes */
  23   var $last_sorting= "invalid";
  24   var $applications= array();
  25
  26   /* attribute list for save action */
  27   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName",
  28                         "gosaApplicationFlags","gotoLogonScript", "gosaApplicationCategory");
  29   var $objectclasses= array("top", "gosaApplication");
  30
  31   function application ($config, $dn= NULL)
  32   {
  33         plugin::plugin ($config, $dn);
  34
  35         $tmp = new xmlParse();
  36
  37         if(!isset($this->config->data['MAIN']['KDE_APPLICATIONS_MENU']))        {
  38                 print_red(_("There is no value for 'KDE_APPLICATIONS_MENU' specified in your gosa.conf."));
  39                 $this->Categories= array();
  40         }else{
  41                 $path = $this->config->data['MAIN']['KDE_APPLICATIONS_MENU'];
  42                 if(file_exists($path)){
  43                         $tmp->parseMenu($path);
  44                         $this->Categories = $tmp->GetData();
  45                 }else{
  46                         $this->Categories= array();
  47                         print_red(sprintf(_("The specified file '%s' for 'KDE_APPLICATIONS_MENU' in your gosa.conf is not accessable."),$path));
  48                 }
  49         }
  50
  51         /* Load icon */
  52         $ldap= $config->get_ldap_link();
  53         if ($dn != 'new'){
  54                 $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  55         }
  56         if ($this->iconData == ""){
  57                 $this->set_picture("");
  58         }
  59         $_SESSION['binary']= $this->iconData;
  60         $_SESSION['binarytype']= "image/jpeg";
  61         $this->gosaApplicationIcon= $this->iconData;
  62
  63         /* This is always an account */
  64         $this->is_account= TRUE;
  65
  66         if ($this->dn == "new"){
  67                 if(isset($_SESSION['appfilter']['depselect'])){
  68                         $this->base=$_SESSION['appfilter']['depselect'];
  69                 }else{
  70                         $ui= get_userinfo();
  71                         $this->base= dn2base($ui->dn);
  72                 }
  73         } else {
  74                 $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  75         }
  76   }
  77
  78
  79   function generateTempalte(){
  80         $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  81
  82         $names = $this->parent->by_object['applicationParameters']->option_name;
  83         $values = $this->parent->by_object['applicationParameters']->option_value;
  84
  85         if (count($names)){
  86                 $str .="# This plugin handles these environment variables:\n";
  87         } else {
  88                 $str .="# This plugin handles no environment variables.\n";
  89         }
  90
  91         foreach($names as $index => $name){
  92
  93                 // Fix length
  94                 for($i = strlen($name) ; $i < 30 ; $i++){
  95                         $name= $name." ";
  96                 }
  97                 if((isset($values[$index]))&&(!empty($values[$index]))){
  98                         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  99                 }else{
 100                         $str.= "# ".$name."\t("._("no example").")\n";
 101                 }
 102         }
 103         $str .= "#\n".
 104                         "# Don't remove the following tag, it is used for header update.\n".
 105                         "### END HEADER ###";
 106
 107         return($str);
 108   }
 109
 110   function execute()
 111   {
 112         /* Call parent execute */
 113         plugin::execute();
 114
 115         $smarty= get_smarty();
 116         $smarty->assign("categories",array_flip($this->Categories));
 117
 118         /* Do we represent a valid group? */
 119         if (!$this->is_account && $this->parent == NULL){
 120                  $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 121                          _("This 'dn' is no application.")."</b>";
 122                  return ($display);
 123         }
 124
 125 #       if(isset($_POST['ScriptTemplate'])){
 126                 $head = $this->generateTempalte();
 127                 $scr  = $this->gotoLogonScript;
 128
 129                 if(preg_match("/### END HEADER ###/",$scr)){
 130                         $pos = strrpos($scr,"### END HEADER ###");
 131                         $pos = $pos + strlen("### END HEADER ###");
 132                         $scr=substr($scr,$pos,(strlen($scr)));
 133                 }
 134
 135                 $this->gotoLogonScript = $head.$scr;
 136 #       }
 137
 138         if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile']))){
 139                 $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 140                 $this->gotoLogonScript = $str;
 141         }
 142
 143         /* Fill templating stuff */
 144         $smarty= get_smarty();
 145         $smarty->assign("cn", $this->cn);
 146         $smarty->assign("bases", $this->config->idepartments);
 147         if ($this->dn == "new"){
 148                 $smarty->assign("selectmode", "");
 149                 $smarty->assign("namemode", "");
 150         } else {
 151                 $smarty->assign("namemode", "readonly");
 152                 $smarty->assign("selectmode", "disabled");
 153         }
 154
 155         /* Get random number for pictures */
 156         srand((double)microtime()*1000000);
 157         $smarty->assign("rand", rand(0, 10000));
 158
 159         /* Variables */
 160         foreach(array("description", "gosaApplicationExecute", "gosaApplicationName",
 161                       "gosaApplicationCategory") as $val){
 162                 $smarty->assign($val, $this->$val);
 163                 $smarty->assign($val."ACL", chkacl($this->acl, $val));
 164         }
 165
 166         /* Checkboxes */
 167         foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 168                         "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 169                 if (preg_match("/$key/", $this->gosaApplicationFlags)){
 170                         $smarty->assign("$val", "checked");
 171                 } else {
 172                         $smarty->assign("$val", "");
 173                 }
 174         }
 175         $smarty->assign("gotoLogonScript",$this->gotoLogonScript);
 176         $smarty->assign("base_select", $this->base);
 177         $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
 178
 179         /* Show main page */
 180         return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 181   }
 182
 183
 184   function remove_from_parent()
 185   {
 186         $ldap= $this->config->get_ldap_link();
 187         $ldap->rmDir($this->dn);
 188
 189         /* Optionally execute a command after we're done */
 190         $this->handle_post_events("remove");
 191
 192         /* Delete references to object groups */
 193         $ldap->cd ($this->config->current['BASE']);
 194         $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 195         while ($ldap->fetch()){
 196                 $og= new ogroup($this->config, $ldap->getDN());
 197                 unset($og->member[$this->dn]);
 198                 $og->save ();
 199         }
 200         $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 201         while ($attrs= $ldap->fetch()){
 202                 $ag= new appgroup($this->config, $ldap->getDN());
 203                 $ag->removeApp($this->cn);
 204                 $ag->save ();
 205         }
 206
 207   }
 208
 209
 210   /* Save data to object */
 211   function save_object()
 212   {
 213         if (isset($_POST['cn'])){
 214
 215                 plugin::save_object();
 216
 217                 /* Save application flags */
 218                 $flag= "";
 219                 if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 220                         $flag.= "G";
 221                 }
 222                 if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 223                         $flag.= "D";
 224                 }
 225                 if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 226                         $flag.= "M";
 227                 }
 228                 if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 229                         $flag.= "O";
 230                 }
 231                 if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 232                         $this->gosaApplicationFlags= "[$flag]";
 233                 }
 234
 235                 /* Check for picture upload */
 236                 if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 237                         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 238                                 print_red (_("The specified picture has not been uploaded correctly."));
 239                         }
 240
 241                         if (!function_exists("imagick_blob2image")){
 242                                 /* Get temporary file name for conversation */
 243                                 $fname = tempnam ("/tmp", "GOsa");
 244
 245                                 /* Open file and write out photoData */
 246                                 $fp = fopen ($fname, "w");
 247                                 fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 248                                 fclose ($fp);
 249
 250                                 /* Build conversation query. Filename is generated automatically, so
 251                                    we do not need any special security checks. Exec command and save
 252                                    output. For PHP safe mode, you'll need a configuration which respects
 253                                    image magick as executable... */
 254                                 $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 255                                 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 256
 257                                 /* Read data written by convert */
 258                                 $output= "";
 259                                 $sh= popen($query, 'r');
 260                                 while (!feof($sh)){
 261                                         $output.= fread($sh, 4096);
 262                                 }
 263                                 pclose($sh);
 264
 265                                 unlink($fname);
 266                         } else {
 267
 268                                 /* Load the new uploaded Photo */
 269                                 if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 270                                   gosa_log("Can't Load image");
 271                                 }
 272
 273                                 /* Resizing image to 147x200 and blur */
 274                                 if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 275                                   gosa_log("imagick_resize failed");
 276                                 }
 277
 278                                 /* Converting image to JPEG */
 279                                 if(!imagick_convert($handle,"PNG")) {
 280                                   gosa_log("Can't Convert to PNG");
 281                                 }
 282
 283                                 if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 284                                   gosa_log("can't write to specified folder");
 285                                 }
 286
 287                                 imagick_free($handle);
 288                         }
 289
 290                         /* Activate new picture */
 291                         $this->set_picture($_FILES['picture_file']['tmp_name']);
 292                         }
 293
 294
 295                 /* Save base, since this is no LDAP attribute */
 296                 if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 297                         $this->base= $_POST['base'];
 298                 }
 299         }
 300   }
 301
 302
 303   /* Check values */
 304   function check()
 305   {
 306         $message= array();
 307
 308         /* Permissions for that base? */
 309         if ($this->base != ""){
 310                 $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 311         } else {
 312                 $new_dn= $this->dn;
 313         }
 314
 315         $ui= get_userinfo();
 316         $acl= get_permissions ($new_dn, $ui->subtreeACL);
 317         $acl= get_module_permission($acl, "application", $new_dn);
 318         if (chkacl($acl, "create") != ""){
 319                 $message[]= _("You have no permissions to create a application on this 'Base'.");
 320         }
 321
 322         /* All required fields are set? */
 323         if ($this->cn == ""){
 324                 $message[]= _("Required field 'Name' is not filled.");
 325         }
 326
 327         if(preg_match("/[^a-z0-9]/",$this->cn)) {
 328                 $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 329         }
 330
 331         if ($this->gosaApplicationExecute == ""){
 332                 $message[]= _("Required field 'Execute' is not filled.");
 333         }
 334
 335         /* Check for existing application */
 336         $ldap= $this->config->get_ldap_link();
 337         $ldap->cd($this->config->current["BASE"]);
 338         $ldap->search("(&(objectClass=gosaApplication)(cn=$this->cn))");
 339         $ldap->fetch();
 340         if ($ldap->count() != 0 && $this->dn == "new"){
 341                 $message[]= _("There's already an application with this 'Name'.");
 342         }
 343
 344         return $message;
 345   }
 346
 347
 348   /* Save to LDAP */
 349   function save()
 350   {
 351         plugin::save();
 352                 $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 353
 354         /* Write back to ldap */
 355         $ldap= $this->config->get_ldap_link();
 356         $ldap->cat($this->dn);
 357         $a= $ldap->fetch();
 358         if (count($a)){
 359                 $ldap->cd($this->dn);
 360                         $ldap->modify($this->attrs);
 361                         $this->handle_post_events("modify");
 362         } else {
 363                         $ldap->cd($this->config->current['BASE']);
 364                         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 365                 $ldap->cd($this->dn);
 366                         $ldap->add($this->attrs);
 367                         $this->handle_post_events("add");
 368         }
 369         show_ldap_error($ldap->get_error());
 370   }
 371
 372   function set_picture($filename)
 373   {
 374         if (!is_file($filename)){
 375                 $filename= "./images/default_icon.png";
 376                 $this->gosaApplicationIcon= "*removed*";
 377         }
 378
 379         if (file_exists($filename)){
 380                 $fd = fopen ($filename, "rb");
 381                 $this->iconData= fread ($fd, filesize ($filename));
 382                 $_SESSION['binary']= $this->iconData;
 383                 $_SESSION['binarytype']= "image/jpeg";
 384                 $this->gosaApplicationIcon= $this->iconData;
 385
 386                 fclose ($fd);
 387         }
 388   }
 389
 390
 391 }
 392
 393 ?>