/**
  * PostController_Upload_Create function.
  * 
  * Controller method that allows plugin to handle ajax file uploads
  *
  * @access public
  * @param mixed &$Sender
  * @return void
  */
 public function PostController_Upload_Create($Sender)
 {
     if (!$this->IsEnabled()) {
         return;
     }
     list($FieldName) = $Sender->RequestArgs;
     $Sender->DeliveryMethod(DELIVERY_METHOD_JSON);
     $Sender->DeliveryType(DELIVERY_TYPE_VIEW);
     $Sender->FieldName = $FieldName;
     $Sender->ApcKey = Gdn::Request()->GetValueFrom(Gdn_Request::INPUT_POST, 'APC_UPLOAD_PROGRESS');
     // this will hold the IDs and filenames of the items we were sent. booyahkashaa.
     $MediaResponse = array();
     $FileData = Gdn::Request()->GetValueFrom(Gdn_Request::INPUT_FILES, $FieldName, FALSE);
     try {
         if (!$this->CanUpload) {
             throw new FileUploadPluginUploadErrorException("You do not have permission to upload files", 11, '???');
         }
         if (!$Sender->Form->IsPostBack()) {
             $PostMaxSize = ini_get('post_max_size');
             throw new FileUploadPluginUploadErrorException("The post data was too big (max {$PostMaxSize})", 10, '???');
         }
         if (!$FileData) {
             //$PostMaxSize = ini_get('post_max_size');
             $MaxUploadSize = ini_get('upload_max_filesize');
             //throw new FileUploadPluginUploadErrorException("The uploaded file was too big (max {$MaxUploadSize})",10,'???');
             throw new FileUploadPluginUploadErrorException("No file data could be found in your post", 10, '???');
         }
         // Validate the file upload now.
         $FileErr = $FileData['error'];
         $FileType = $FileData['type'];
         $FileName = $FileData['name'];
         $FileTemp = $FileData['tmp_name'];
         $FileSize = $FileData['size'];
         $FileKey = $Sender->ApcKey ? $Sender->ApcKey : '';
         if ($FileErr != UPLOAD_ERR_OK) {
             $ErrorString = '';
             switch ($FileErr) {
                 case UPLOAD_ERR_INI_SIZE:
                     $MaxUploadSize = ini_get('upload_max_filesize');
                     $ErrorString = sprintf(T('The uploaded file was too big (max %s).'), $MaxUploadSize);
                     break;
                 case UPLOAD_ERR_FORM_SIZE:
                     $ErrorString = 'The uploaded file was too big';
                     break;
                 case UPLOAD_ERR_PARTIAL:
                     $ErrorString = 'The uploaded file was only partially uploaded';
                     break;
                 case UPLOAD_ERR_NO_FILE:
                     $ErrorString = 'No file was uploaded';
                     break;
                 case UPLOAD_ERR_NO_TMP_DIR:
                     $ErrorString = 'Missing a temporary folder';
                     break;
                 case UPLOAD_ERR_CANT_WRITE:
                     $ErrorString = 'Failed to write file to disk';
                     break;
                 case UPLOAD_ERR_EXTENSION:
                     $ErrorString = 'A PHP extension stopped the file upload';
                     break;
             }
             throw new FileUploadPluginUploadErrorException($ErrorString, $FileErr, $FileName, $FileKey);
         }
         $FileNameParts = pathinfo($FileName);
         $Extension = strtolower($FileNameParts['extension']);
         $AllowedExtensions = C('Garden.Upload.AllowedFileExtensions', array("*"));
         if (!in_array($Extension, $AllowedExtensions) && !in_array('*', $AllowedExtensions)) {
             throw new FileUploadPluginUploadErrorException("Uploaded file type is not allowed.", 11, $FileName, $FileKey);
         }
         $MaxUploadSize = Gdn_Upload::UnformatFileSize(C('Garden.Upload.MaxFileSize', '1G'));
         if ($FileSize > $MaxUploadSize) {
             $Message = sprintf(T('The uploaded file was too big (max %s).'), Gdn_Upload::FormatFileSize($MaxUploadSize));
             throw new FileUploadPluginUploadErrorException($Message, 11, $FileName, $FileKey);
         }
         $SaveFilename = md5(microtime()) . '.' . strtolower($Extension);
         $SaveFilename = '/FileUpload/' . substr($SaveFilename, 0, 2) . '/' . substr($SaveFilename, 2);
         $SavePath = MediaModel::PathUploads() . $SaveFilename;
         if (!is_dir(dirname($SavePath))) {
             @mkdir(dirname($SavePath), 0777, TRUE);
         }
         if (!is_dir(dirname($SavePath))) {
             throw new FileUploadPluginUploadErrorException("Internal error, could not save the file.", 9, $FileName);
         }
         $MoveSuccess = @move_uploaded_file($FileTemp, $SavePath);
         if (!$MoveSuccess) {
             throw new FileUploadPluginUploadErrorException("Internal error, could not move the file.", 9, $FileName);
         }
         // Get the image dimensions (if this is an image).
         list($ImageWidth, $ImageHeight) = MediaModel::GetImageSize($SavePath);
         $Media = array('Name' => $FileName, 'Type' => $FileType, 'Size' => $FileSize, 'ImageWidth' => $ImageWidth, 'ImageHeight' => $ImageHeight, 'InsertUserID' => Gdn::Session()->UserID, 'DateInserted' => date('Y-m-d H:i:s'), 'StorageMethod' => 'local', 'Path' => $SaveFilename);
         $MediaID = $this->MediaModel()->Save($Media);
         $FinalImageLocation = '';
         $PreviewImageLocation = MediaModel::ThumbnailUrl($Media);
         //         $PreviewImageLocation = Asset('plugins/FileUpload/images/file.png');
         //         if (getimagesize($ScratchFileName)) {
         //            $FinalImageLocation = Asset(
         //               'uploads/'
         //               .FileUploadPlugin::FindLocalMediaFolder($MediaID, Gdn::Session()->UserID, FALSE, TRUE)
         //               .'/'
         //               .$MediaID
         //               .'.'
         //               .GetValue('extension', pathinfo($FileName), '')
         //            );
         //            $PreviewImageLocation = Asset('uploads/FileUpload/scratch/'.$TempFileName);
         //         }
         $MediaResponse = array('Status' => 'success', 'MediaID' => $MediaID, 'Filename' => $FileName, 'Filesize' => $FileSize, 'FormatFilesize' => Gdn_Format::Bytes($FileSize, 1), 'ProgressKey' => $Sender->ApcKey ? $Sender->ApcKey : '', 'PreviewImageLocation' => Url($PreviewImageLocation), 'FinalImageLocation' => Url(MediaModel::Url($SaveFilename)));
     } catch (FileUploadPluginUploadErrorException $e) {
         $MediaResponse = array('Status' => 'failed', 'ErrorCode' => $e->getCode(), 'Filename' => $e->getFilename(), 'StrError' => $e->getMessage());
         if (!is_null($e->getApcKey())) {
             $MediaResponse['ProgressKey'] = $e->getApcKey();
         }
         if ($e->getFilename() != '???') {
             $MediaResponse['StrError'] = '(' . $e->getFilename() . ') ' . $MediaResponse['StrError'];
         }
     }
     $Sender->SetJSON('MediaResponse', $MediaResponse);
     $Sender->Render($this->GetView('blank.php'));
 }