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 $gotoLogonScript  ="";
  18   var $iconData;
  19   var $Categories = array();
  20
  21   /* Headpage attributes */
  22   var $last_sorting= "invalid";
  23   var $applications= array();
  24
  25   /* attribute list for save action */
  26   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName",
  27                         "gosaApplicationFlags","gotoLogonScript");
  28   var $objectclasses= array("top", "gosaApplication");
  29
  30   function application ($config, $dn= NULL)
  31   {
  32         plugin::plugin ($config, $dn);
  33
  34         $tmp = new xmlParse();
  35
  36         $this->Categories= array();
  37         if(!isset($this->config->data['MAIN']['KDE_APPLICATIONS_MENU']))        {
  38                 print_red(_("There is no value for 'KDE_APPLICATIONS_MENU' specified in your gosa.conf."));
  39         }else{
  40                 $path = $this->config->data['MAIN']['KDE_APPLICATIONS_MENU'];
  41                 if(file_exists($path)){
  42                         if(is_readable($path)){
  43                                 $tmp->parseMenu($path);
  44                                 $this->Categories = $tmp->GetData();
  45                         }else{
  46                                 print_red(sprintf(_("The specified file '%s' for 'KDE_APPLICATIONS_MENU' in your gosa.conf is not accessable."),$path));
  47                         }
  48                 }else{
  49                         print_red(sprintf(_("The specified file '%s' for 'KDE_APPLICATIONS_MENU' in your gosa.conf is not accessable."),$path));
  50                 }
  51         }
  52
  53         /* Load icon */
  54         $ldap= $config->get_ldap_link();
  55         if ($dn != 'new'){
  56                 $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  57         }
  58         if ($this->iconData == ""){
  59                 $this->set_picture("");
  60         }
  61         $_SESSION['binary']= $this->iconData;
  62         $_SESSION['binarytype']= "image/jpeg";
  63         $this->gosaApplicationIcon= $this->iconData;
  64
  65         /* This is always an account */
  66         $this->is_account= TRUE;
  67
  68         if ($this->dn == "new"){
  69                 if(isset($_SESSION['appfilter']['depselect'])){
  70                         $this->base=$_SESSION['appfilter']['depselect'];
  71                 }else{
  72                         $ui= get_userinfo();
  73                         $this->base= dn2base($ui->dn);
  74                 }
  75         } else {
  76                 $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  77         }
  78   }
  79
  80
  81   function generateTemplate(){
  82         $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  83
  84         $values = array();
  85         $names  = array();
  86         if($this->parent->by_object['applicationParameters']->is_account){
  87                 $names = $this->parent->by_object['applicationParameters']->option_name;
  88                 $values = $this->parent->by_object['applicationParameters']->option_value;
  89         }
  90
  91         if (count($names)){
  92                 $str .="# This plugin handles these environment variables:\n";
  93         } else {
  94                 $str .="# This plugin handles no environment variables.\n";
  95         }
  96
  97         foreach($names as $index => $name){
  98
  99                 // Fix length
 100                 for($i = strlen($name) ; $i < 30 ; $i++){
 101                         $name= $name." ";
 102                 }
 103                 if((isset($values[$index]))&&(!empty($values[$index]))){
 104                         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
 105                 }else{
 106                         $str.= "# ".$name."\t("._("no example").")\n";
 107                 }
 108         }
 109         $str .= "#\n".
 110                         "# Don't remove the following tag, it is used for header update.\n".
 111                         "### END HEADER ###";
 112
 113         return($str);
 114   }
 115
 116   function execute()
 117   {
 118         /* Call parent execute */
 119         plugin::execute();
 120
 121         $smarty= get_smarty();
 122
 123         /* Do we represent a valid group? */
 124         if (!$this->is_account && $this->parent == NULL){
 125                  $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 126                          _("This 'dn' is no application.")."</b>";
 127                  return ($display);
 128         }
 129
 130 #       if(isset($_POST['ScriptTemplate'])){
 131                 $head = $this->generateTemplate();
 132                 $scr  = $this->gotoLogonScript;
 133
 134                 if(preg_match("/### END HEADER ###/",$scr)){
 135                         $pos = strrpos($scr,"### END HEADER ###");
 136                         $pos = $pos + strlen("### END HEADER ###");
 137                         $scr=substr($scr,$pos,(strlen($scr)));
 138                 }
 139
 140                 $this->gotoLogonScript = $head.$scr;
 141 #       }
 142
 143         if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile']))){
 144                 $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 145                 $this->gotoLogonScript = $str;
 146         }
 147
 148         /* Fill templating stuff */
 149         $smarty->assign("cn", $this->cn);
 150         $smarty->assign("bases", $this->config->idepartments);
 151         if ($this->dn == "new"){
 152                 $smarty->assign("selectmode", "");
 153                 $smarty->assign("namemode", "");
 154         } else {
 155                 $smarty->assign("namemode", "readonly");
 156                 $smarty->assign("selectmode", "disabled");
 157         }
 158
 159         /* Get random number for pictures */
 160         srand((double)microtime()*1000000);
 161         $smarty->assign("rand", rand(0, 10000));
 162
 163         /* Variables */
 164         foreach(array("description", "gosaApplicationExecute", "gosaApplicationName") as $val){
 165                 $smarty->assign($val, $this->$val);
 166                 $smarty->assign($val."ACL", chkacl($this->acl, $val));
 167         }
 168
 169         /* Checkboxes */
 170         foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 171                         "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 172                 if (preg_match("/$key/", $this->gosaApplicationFlags)){
 173                         $smarty->assign("$val", "checked");
 174                 } else {
 175                         $smarty->assign("$val", "");
 176                 }
 177         }
 178         $smarty->assign("gotoLogonScript",$this->gotoLogonScript);
 179         $smarty->assign("base_select", $this->base);
 180         $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
 181
 182         /* Show main page */
 183         return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 184   }
 185
 186
 187   function remove_from_parent()
 188   {
 189         $ldap= $this->config->get_ldap_link();
 190         $ldap->rmDir($this->dn);
 191
 192         /* Optionally execute a command after we're done */
 193         $this->handle_post_events("remove");
 194
 195         /* Delete references to object groups */
 196         $ldap->cd ($this->config->current['BASE']);
 197         $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 198         while ($ldap->fetch()){
 199                 $og= new ogroup($this->config, $ldap->getDN());
 200                 unset($og->member[$this->dn]);
 201                 $og->save ();
 202         }
 203         $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 204         while ($attrs= $ldap->fetch()){
 205                 $ag= new appgroup($this->config, $ldap->getDN());
 206                 $ag->removeApp($this->cn);
 207                 $ag->save ();
 208         }
 209
 210   }
 211
 212
 213   /* Save data to object */
 214   function save_object()
 215   {
 216         if (isset($_POST['cn'])){
 217
 218                 plugin::save_object();
 219
 220                 /* Save application flags */
 221                 $flag= "";
 222                 if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 223                         $flag.= "G";
 224                 }
 225                 if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 226                         $flag.= "D";
 227                 }
 228                 if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 229                         $flag.= "M";
 230                 }
 231                 if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 232                         $flag.= "O";
 233                 }
 234                 if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 235                         $this->gosaApplicationFlags= "[$flag]";
 236                 }
 237
 238                 /* Check for picture upload */
 239                 if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 240                         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 241                                 print_red (_("The specified picture has not been uploaded correctly."));
 242                         }
 243
 244                         if (!function_exists("imagick_blob2image")){
 245                                 /* Get temporary file name for conversation */
 246                                 $fname = tempnam ("/tmp", "GOsa");
 247
 248                                 /* Open file and write out photoData */
 249                                 $fp = fopen ($fname, "w");
 250                                 fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 251                                 fclose ($fp);
 252
 253                                 /* Build conversation query. Filename is generated automatically, so
 254                                    we do not need any special security checks. Exec command and save
 255                                    output. For PHP safe mode, you'll need a configuration which respects
 256                                    image magick as executable... */
 257                                 $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 258                                 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 259
 260                                 /* Read data written by convert */
 261                                 $output= "";
 262                                 $sh= popen($query, 'r');
 263                                 while (!feof($sh)){
 264                                         $output.= fread($sh, 4096);
 265                                 }
 266                                 pclose($sh);
 267
 268                                 unlink($fname);
 269                         } else {
 270
 271                                 /* Load the new uploaded Photo */
 272                                 if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 273                                   gosa_log("Can't Load image");
 274                                 }
 275
 276                                 /* Resizing image to 147x200 and blur */
 277                                 if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 278                                   gosa_log("imagick_resize failed");
 279                                 }
 280
 281                                 /* Converting image to JPEG */
 282                                 if(!imagick_convert($handle,"PNG")) {
 283                                   gosa_log("Can't Convert to PNG");
 284                                 }
 285
 286                                 if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 287                                   gosa_log("can't write to specified folder");
 288                                 }
 289
 290                                 imagick_free($handle);
 291                         }
 292
 293                         /* Activate new picture */
 294                         $this->set_picture($_FILES['picture_file']['tmp_name']);
 295                         }
 296
 297
 298                 /* Save base, since this is no LDAP attribute */
 299                 if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 300                         $this->base= $_POST['base'];
 301                 }
 302         }
 303   }
 304
 305
 306   /* Check values */
 307   function check()
 308   {
 309         $message= array();
 310
 311         /* Permissions for that base? */
 312         if ($this->base != ""){
 313                 $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 314         } else {
 315                 $new_dn= $this->dn;
 316         }
 317
 318         $ui= get_userinfo();
 319         $acl= get_permissions ($new_dn, $ui->subtreeACL);
 320         $acl= get_module_permission($acl, "application", $new_dn);
 321         if (chkacl($acl, "create") != ""){
 322                 $message[]= _("You have no permissions to create a application on this 'Base'.");
 323         }
 324
 325         /* All required fields are set? */
 326         if ($this->cn == ""){
 327                 $message[]= _("Required field 'Name' is not filled.");
 328         }
 329
 330         if(preg_match("/[^a-z0-9]/",$this->cn)) {
 331                 $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 332         }
 333
 334         if ($this->gosaApplicationExecute == ""){
 335                 $message[]= _("Required field 'Execute' is not filled.");
 336         }
 337
 338         /* Check for existing application */
 339         $ldap= $this->config->get_ldap_link();
 340         $ldap->cd($this->config->current["BASE"]);
 341         $ldap->search("(&(objectClass=gosaApplication)(cn=$this->cn))");
 342         $ldap->fetch();
 343         if ($ldap->count() != 0 && $this->dn == "new"){
 344                 $message[]= _("There's already an application with this 'Name'.");
 345         }
 346
 347         return $message;
 348   }
 349
 350
 351   /* Save to LDAP */
 352   function save()
 353   {
 354         plugin::save();
 355                 $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 356
 357         /* Write back to ldap */
 358         $ldap= $this->config->get_ldap_link();
 359         $ldap->cat($this->dn);
 360         $a= $ldap->fetch();
 361         if (count($a)){
 362                 $ldap->cd($this->dn);
 363                         $ldap->modify($this->attrs);
 364                         $this->handle_post_events("modify");
 365         } else {
 366                         $ldap->cd($this->config->current['BASE']);
 367                         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 368                 $ldap->cd($this->dn);
 369                         $ldap->add($this->attrs);
 370                         $this->handle_post_events("add");
 371         }
 372         show_ldap_error($ldap->get_error());
 373   }
 374
 375   function set_picture($filename)
 376   {
 377         if (!is_file($filename)){
 378                 $filename= "./images/default_icon.png";
 379                 $this->gosaApplicationIcon= "*removed*";
 380         }
 381
 382         if (file_exists($filename)){
 383                 $fd = fopen ($filename, "rb");
 384                 $this->iconData= fread ($fd, filesize ($filename));
 385                 $_SESSION['binary']= $this->iconData;
 386                 $_SESSION['binarytype']= "image/jpeg";
 387                 $this->gosaApplicationIcon= $this->iconData;
 388
 389                 fclose ($fd);
 390         }
 391   }
 392
 393
 394 }
 395
 396 ?>