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