BulkUpload: Added Comments & Checks for canAttachExisting/canPreviewFolder config

bulkUpload/BULK_UPLOAD.md

@@ -23,6 +23,8 @@ The available configuration options are:
 * 'folderName' : name of the folder where the images or files should be uploaded
 * 'maxFileSize' : integer, maximum upload file size in bytes
 * 'sequentialUploads' : boolean, if true files will be uploaded one by one
+* 'canAttachExisting' : boolean, if false the "From files" button will not be displayed in the UploadField (default: true)
+* 'canPreviewFolder' : boolean, if false the upload location will not be displayed in the UploadField (default: true)
 
 ## Bulk Editing
 To get a quick edit shortcut to all the newly upload files, please also add the `GridFieldBulkManager` component to your `GridFieldConfig`.

bulkUpload/code/GridFieldBulkUpload.php

@@ -15,6 +15,8 @@ class GridFieldBulkUpload implements GridField_HTMLProvider, GridField_URLHandle
 	 * 'folderName' => where to upload the files
 	 * 'maxFileSize' => maximum file size allowed per upload
 	 * 'sequentialUploads' => process uploads 1 after the other rather than all at once
+	 * 'canAttachExisting' => displays "From files" button in the UploadField
+	 * 'canPreviewFolder' => displays the upload location in the UploadField
 	 * @var array 
 	 */
 	protected $config = array(
@@ -69,6 +71,18 @@ class GridFieldBulkUpload implements GridField_HTMLProvider, GridField_URLHandle
       $value = false;
 		}
 
+		//canAttachExisting true/false
+		if ( $reference == 'canAttachExisting' && !is_bool($value) )
+		{
+			$value = false;
+		}
+
+		//canPreviewFolder true/false
+		if ( $reference == 'canPreviewFolder' && !is_bool($value) )
+		{
+			$value = false;
+		}
+
 		$this->config[$reference] = $value;
 	}