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 $gotoLogonScript  ="";
  18   var $iconData;
  19
  20   /* Headpage attributes */
  21   var $last_sorting= "invalid";
  22   var $applications= array();
  23
  24   /* attribute list for save action */
  25   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  26                         "gosaApplicationFlags","gotoLogonScript");
  27   var $objectclasses= array("top", "gosaApplication");
  28
  29   function application ($config, $dn= NULL)
  30   {
  31         plugin::plugin ($config, $dn);
  32
  33         /* Load icon */
  34         $ldap= $config->get_ldap_link();
  35         if ($dn != 'new'){
  36                 $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  37                 $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  38         }
  39         if ($this->iconData == ""){
  40                 $this->set_picture("");
  41         }
  42         $_SESSION['binary']= $this->iconData;
  43         $_SESSION['binarytype']= "image/jpeg";
  44         $this->gosaApplicationIcon= $this->iconData;
  45
  46         /* This is always an account */
  47         $this->is_account= TRUE;
  48
  49         if ($this->dn == "new"){
  50                 if(isset($_SESSION['appfilter']['depselect'])){
  51                         $this->base=$_SESSION['appfilter']['depselect'];
  52                 }else{
  53                         $ui= get_userinfo();
  54                         $this->base= dn2base($ui->dn);
  55                 }
  56         } else {
  57                 $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  58         }
  59   }
  60
  61
  62   function generateTemplate(){
  63         $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  64
  65         $values = array();
  66         $names  = array();
  67         if($this->parent->by_object['applicationParameters']->is_account){
  68                 $names = $this->parent->by_object['applicationParameters']->option_name;
  69                 $values = $this->parent->by_object['applicationParameters']->option_value;
  70         }
  71
  72         if (count($names)){
  73                 $str .="# This plugin handles these environment variables:\n";
  74         } else {
  75                 $str .="# This plugin handles no environment variables.\n";
  76         }
  77
  78         foreach($names as $index => $name){
  79
  80                 // Fix length
  81                 for($i = strlen($name) ; $i < 30 ; $i++){
  82                         $name= $name." ";
  83                 }
  84                 if((isset($values[$index]))&&(!empty($values[$index]))){
  85                         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  86                 }else{
  87                         $str.= "# ".$name."\t("._("no example").")\n";
  88                 }
  89         }
  90         $str .= "#\n".
  91                         "# Don't remove the following tag, it is used for header update.\n".
  92                         "### END HEADER ###";
  93
  94         return($str);
  95   }
  96
  97   function execute()
  98   {
  99         /* Call parent execute */
 100         plugin::execute();
 101
 102         $smarty= get_smarty();
 103
 104         /* Do we represent a valid group? */
 105         if (!$this->is_account && $this->parent == NULL){
 106                  $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 107                          _("This 'dn' is no application.")."</b>";
 108                  return ($display);
 109         }
 110
 111         $head = $this->generateTemplate();
 112         $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 113
 114         if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile']))){
 115                 $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 116                 $this->gotoLogonScript = $str;
 117         }
 118
 119         /* Fill templating stuff */
 120         $smarty->assign("cn", $this->cn);
 121         $smarty->assign("bases", $this->config->idepartments);
 122         if ($this->dn == "new"){
 123                 $smarty->assign("selectmode", "");
 124                 $smarty->assign("namemode", "");
 125         } else {
 126                 $smarty->assign("namemode", "readonly");
 127                 $smarty->assign("selectmode", "disabled");
 128         }
 129
 130         /* Get random number for pictures */
 131         srand((double)microtime()*1000000);
 132         $smarty->assign("rand", rand(0, 10000));
 133
 134         /* Variables */
 135         foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 136                 $smarty->assign($val, $this->$val);
 137                 $smarty->assign($val."ACL", chkacl($this->acl, $val));
 138         }
 139
 140         /* Checkboxes */
 141         foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 142                         "L" => "place_on_kicker",
 143                         "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 144                 if (preg_match("/$key/", $this->gosaApplicationFlags)){
 145                         $smarty->assign("$val", "checked");
 146                 } else {
 147                         $smarty->assign("$val", "");
 148                 }
 149         }
 150         $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 151         $smarty->assign("base_select", $this->base);
 152         $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
 153         /* Show main page */
 154         return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 155   }
 156
 157
 158   function remove_from_parent()
 159   {
 160         $ldap= $this->config->get_ldap_link();
 161         $ldap->rmDir($this->dn);
 162
 163         /* Optionally execute a command after we're done */
 164         $this->handle_post_events("remove");
 165
 166         /* Delete references to object groups */
 167         $ldap->cd ($this->config->current['BASE']);
 168         $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 169         while ($ldap->fetch()){
 170                 $og= new ogroup($this->config, $ldap->getDN());
 171                 unset($og->member[$this->dn]);
 172                 $og->save ();
 173         }
 174         $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 175         while ($attrs= $ldap->fetch()){
 176                 $ag= new appgroup($this->config, $ldap->getDN());
 177                 $ag->removeApp($this->cn);
 178                 $ag->save ();
 179         }
 180
 181   }
 182
 183
 184   /* Save data to object */
 185   function save_object()
 186   {
 187         if (isset($_POST['cn'])){
 188
 189                 /* Save application flags */
 190                 $flag= "";
 191                 if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 192                         $flag.= "G";
 193                 }
 194                 if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 195                         $flag.= "D";
 196                 }
 197                 if (isset($_POST['place_on_kicker']) && $_POST['place_on_kicker'] == 1){
 198                         $flag.= "L";
 199                 }
 200                 if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 201                         $flag.= "M";
 202                 }
 203                 if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 204                         $flag.= "O";
 205                 }
 206                 if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 207                         $this->gosaApplicationFlags= "[$flag]";
 208                 }
 209
 210                 /* Check for picture upload */
 211                 if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 212                         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 213                                 print_red (_("The specified picture has not been uploaded correctly."));
 214                         }
 215
 216                         if (!function_exists("imagick_blob2image")){
 217                                 /* Get temporary file name for conversation */
 218                                 $fname = tempnam ("/tmp", "GOsa");
 219
 220                                 /* Open file and write out photoData */
 221                                 $fp = fopen ($fname, "w");
 222                                 fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 223                                 fclose ($fp);
 224
 225                                 /* Build conversation query. Filename is generated automatically, so
 226                                    we do not need any special security checks. Exec command and save
 227                                    output. For PHP safe mode, you'll need a configuration which respects
 228                                    image magick as executable... */
 229                                 $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 230                                 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 231
 232                                 /* Read data written by convert */
 233                                 $output= "";
 234                                 $sh= popen($query, 'r');
 235                                 while (!feof($sh)){
 236                                         $output.= fread($sh, 4096);
 237                                 }
 238                                 pclose($sh);
 239
 240                                 unlink($fname);
 241                         } else {
 242
 243                                 /* Load the new uploaded Photo */
 244                                 if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 245                                   gosa_log("Can't Load image");
 246                                 }
 247
 248                                 /* Resizing image to 147x200 and blur */
 249                                 if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 250                                   gosa_log("imagick_resize failed");
 251                                 }
 252
 253                                 /* Converting image to JPEG */
 254                                 if(!imagick_convert($handle,"PNG")) {
 255                                   gosa_log("Can't Convert to PNG");
 256                                 }
 257
 258                                 if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 259                                   gosa_log("can't write to specified folder");
 260                                 }
 261
 262                                 imagick_free($handle);
 263                         }
 264
 265                         /* Activate new picture */
 266                         $this->set_picture($_FILES['picture_file']['tmp_name']);
 267                         }
 268
 269
 270                 /* Save base, since this is no LDAP attribute */
 271                 if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 272                         $this->base= $_POST['base'];
 273                 }
 274         }
 275   }
 276
 277
 278   /* Check values */
 279   function check()
 280   {
 281         $message= array();
 282
 283         /* Permissions for that base? */
 284         if ($this->base != ""){
 285                 $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 286         } else {
 287                 $new_dn= $this->dn;
 288         }
 289
 290         $ui= get_userinfo();
 291         $acl= get_permissions ($new_dn, $ui->subtreeACL);
 292         $acl= get_module_permission($acl, "application", $new_dn);
 293         if (chkacl($acl, "create") != ""){
 294                 $message[]= _("You have no permissions to create a application on this 'Base'.");
 295         }
 296
 297         /* All required fields are set? */
 298         if ($this->cn == ""){
 299                 $message[]= _("Required field 'Name' is not filled.");
 300         }
 301
 302         if(preg_match("/[^a-z0-9]/",$this->cn)) {
 303                 $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 304         }
 305
 306         if ($this->gosaApplicationExecute == ""){
 307                 $message[]= _("Required field 'Execute' is not filled.");
 308         }
 309
 310         /* Check for existing application */
 311         $ldap= $this->config->get_ldap_link();
 312         $ldap->cd($this->config->current["BASE"]);
 313         $ldap->search("(&(objectClass=gosaApplication)(cn=$this->cn))",array("cn"));
 314         $ldap->fetch();
 315         if ($ldap->count() != 0 && $this->dn == "new"){
 316                 $message[]= _("There's already an application with this 'Name'.");
 317         }
 318
 319         return $message;
 320   }
 321
 322
 323   /* Save to LDAP */
 324   function save()
 325   {
 326         plugin::save();
 327                 $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 328
 329         /* Write back to ldap */
 330         $ldap= $this->config->get_ldap_link();
 331         $ldap->cat($this->dn);
 332         $a= $ldap->fetch();
 333         if (count($a)){
 334                 $ldap->cd($this->dn);
 335                         $this->cleanup();
 336 $ldap->modify ($this->attrs);
 337
 338                         $this->handle_post_events("modify");
 339         } else {
 340                         $ldap->cd($this->config->current['BASE']);
 341                         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 342                 $ldap->cd($this->dn);
 343                         $ldap->add($this->attrs);
 344                         $this->handle_post_events("add");
 345         }
 346         show_ldap_error($ldap->get_error());
 347   }
 348
 349   function set_picture($filename)
 350   {
 351         if (!is_file($filename)){
 352                 $filename= "./images/default_icon.png";
 353                 $this->gosaApplicationIcon= "*removed*";
 354         }
 355
 356         if (file_exists($filename)){
 357                 $fd = fopen ($filename, "rb");
 358                 $this->iconData= fread ($fd, filesize ($filename));
 359                 $_SESSION['binary']= $this->iconData;
 360                 $_SESSION['binarytype']= "image/jpeg";
 361                 $this->gosaApplicationIcon= $this->iconData;
 362
 363                 fclose ($fd);
 364         }
 365   }
 366
 367   function getCopyDialog()
 368   {
 369     $vars = array("cn");
 370
 371     $str =" <table>
 372               <tr>
 373                 <td>".
 374                   _("Application name").
 375                 "</td>
 376                 <td>
 377                    <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 378                     value='".$this->cn."'
 379                     title='"._("Application name to be displayed (i.e. below icons)")."'>
 380                 </td>
 381               </tr>
 382             </table>";
 383
 384     return($str);
 385   }
 386
 387   function saveCopyDialog()
 388   {
 389     if(isset($_POST['cn'])){
 390       $this->cn = $_POST['cn'];
 391     }
 392   }
 393 }
 394 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 395 ?>