API bulk actions use separate handlers

Bulk actions are now handled by separate classes and should extend
GridFieldBulkActionHandler. Bulk action matching should be defined in
$url_handlers

code/GridFieldBulkActionDeleteHandler.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ *
+ * @author colymba
+ * @package GridFieldBulkEditingTools
+ */
+class GridFieldBulkActionDeleteHandler extends GridFieldBulkActionHandler
+{	
+	/**
+	 * List of action handling methods
+	 */
+	private static $allowed_actions = array('delete');
+
+	/**
+	 * URL handling rules.
+	 */
+	private static $url_handlers = array(
+		'delete' => 'delete'
+	);
+
+	/**
+	 * Delete the selected records passed from the delete bulk action
+	 * 
+	 * @param SS_HTTPRequest $request
+	 * @return SS_HTTPResponse List of deleted records ID
+	 */
+	public function delete(SS_HTTPRequest $request)
+	{
+		$ids = array();
+		
+		foreach ( $this->getRecords() as $record )
+		{						
+			array_push($ids, $record->ID);
+			$record->delete();
+		}
+
+		$response = new SS_HTTPResponse(Convert::raw2json(array(
+			'done' => true,
+			'records' => $ids
+		)));
+		$response->addHeader('Content-Type', 'text/json');
+		return $response;	
+	}
+}

code/GridFieldBulkActionEditHandler.php

@@ -0,0 +1,152 @@
+<?php
+/**
+ *
+ * @author colymba
+ * @package GridFieldBulkEditingTools
+ */
+class GridFieldBulkActionEditHandler extends GridFieldBulkActionHandler
+{	
+	/**
+	 * List of action handling methods
+	 */
+	private static $allowed_actions = array('edit', 'update');
+
+
+	/**
+	 * URL handling rules.
+	 */
+	private static $url_handlers = array(
+		//'$Action!' => '$Action'
+		'bulkedit/update' => 'update',
+		'bulkedit' => 'edit'
+	);
+	
+	
+	/**
+	 * Creates and return a Form
+	 * with a collection of editable fields for each selected records
+	 * 
+	 * @return Form Edit form with all the selected records
+	 */
+	public function edit()
+	{
+		$recordList = $this->getRecordIDList();
+		
+		$crumbs = $this->Breadcrumbs();
+		if($crumbs && $crumbs->count()>=2) $one_level_up = $crumbs->offsetGet($crumbs->count()-2);
+		
+		$actions = new FieldList();		
+		
+		$actions->push(
+			FormAction::create('SaveAll', _t('GridFieldBulkTools.SAVE_BTN_LABEL', 'Save All'))
+				->setAttribute('id', 'bulkEditingUpdateBtn')
+				->addExtraClass('ss-ui-action-constructive cms-panel-link')
+				->setAttribute('data-icon', 'accept')
+				->setAttribute('data-url', $this->gridField->Link('bulkaction/bulkedit/update'))
+				->setUseButtonTag(true)
+		);
+		
+		$actions->push(
+			FormAction::create('Cancel', _t('GridFieldBulkTools.CANCEL_BTN_LABEL', 'Cancel & Delete All'))
+				->setAttribute('id', 'bulkEditingUpdateCancelBtn')
+				->addExtraClass('ss-ui-action-destructive cms-panel-link')
+				->setAttribute('data-icon', 'decline')
+				->setAttribute('data-url', $this->Link('cancel'))
+				->setUseButtonTag(true)
+		);
+		
+		/*
+		 * ********************************************************************
+		 */
+		
+		$editedRecordList = new FieldList();
+		$config = $this->component->getConfig();
+				
+		foreach ( $recordList as $id )
+		{						
+			$recordCMSDataFields = GridFieldBulkEditingHelper::getModelCMSDataFields( $config, $this->gridField->list->dataClass );
+			$recordCMSDataFields = GridFieldBulkEditingHelper::getModelFilteredDataFields($config, $recordCMSDataFields);
+			$recordCMSDataFields = GridFieldBulkEditingHelper::populateCMSDataFields( $recordCMSDataFields, $this->gridField->list->dataClass, $id );
+			
+			$recordCMSDataFields['ID'] = new HiddenField('ID', '', $id);			
+			$recordCMSDataFields = GridFieldBulkEditingHelper::escapeFormFieldsName( $recordCMSDataFields, $id );
+			
+			$editedRecordList->push(
+				ToggleCompositeField::create(
+					'GFBM_'.$id,
+					'#'.$id.': '.DataObject::get_by_id($this->gridField->list->dataClass, $id)->getTitle(),					
+					array_values($recordCMSDataFields)
+				)->setHeadingLevel(4)
+				->addExtraClass('bulkEditingFieldHolder')
+			);
+		}
+		
+		/*
+		 * ********************************************************************
+		 */
+		
+		$form = new Form(
+			$this,
+			'bulkEditingForm',
+			$editedRecordList,
+			$actions
+		);
+		
+		$form->setTemplate('LeftAndMain_EditForm');
+		$form->addExtraClass('center cms-content');
+		$form->setAttribute('data-pjax-fragment', 'CurrentForm Content');
+		
+		if($crumbs && $crumbs->count()>=2){
+			$form->Backlink = $one_level_up->Link;
+		}
+		
+		$formHTML = $form->forTemplate();
+				
+		Requirements::javascript(BULK_EDIT_TOOLS_PATH . '/javascript/GridFieldBulkManager.js');	
+		Requirements::css(BULK_EDIT_TOOLS_PATH . '/css/GridFieldBulkManager.css');	
+		Requirements::add_i18n_javascript(BULK_EDIT_TOOLS_PATH . '/javascript/lang');	
+		
+		$response = new SS_HTTPResponse($formHTML);
+		$response->addHeader('Content-Type', 'text/plain');
+		$response->addHeader('X-Title', 'SilverStripe - Bulk '.$this->gridField->list->dataClass.' Editing');
+		
+		if($this->request->isAjax())
+		{
+			return $response;
+		}
+		else {
+			$controller = $this->getToplevelController();
+			// If not requested by ajax, we need to render it within the controller context+template
+			return $controller->customise(array(
+				'Content' => $response->getBody(),
+			));	
+		}
+	}
+
+	
+	/**
+	 * Saves the changes made in the bulk edit into the dataObject
+	 * 
+	 * @return JSON 
+	 */
+	public function update()
+	{		
+		$data = GridFieldBulkEditingHelper::unescapeFormFieldsPOSTData($this->request->requestVars());
+		$record = DataObject::get_by_id($this->gridField->list->dataClass, $data['ID']);
+				
+		foreach($data as $field => $value)
+		{						
+			if ( $record->hasMethod($field) )
+			{				
+				$list = $record->$field();
+				$list->setByIDList( $value );
+			}
+			else{
+				$record->setCastedField($field, $value);
+			}
+		}		
+		$record->write();
+		
+		return '{done:1,recordID:'.$data['ID'].'}';
+	}
+}

code/GridFieldBulkActionHandler.php

@@ -0,0 +1,132 @@
+<?php
+/**
+ *
+ * @author colymba
+ * @package GridFieldBulkEditingTools
+ */
+class GridFieldBulkActionHandler extends RequestHandler
+{
+  /**
+	 * Related GridField instance
+	 * @var GridField 
+	 */
+	protected $gridField;
+	
+
+	/**
+	 * GridFieldBulkManager instance
+	 * @var GridFieldBulkManager
+	 */
+	protected $component;
+	
+
+	/**
+	 * Current controller instance
+	 * @var Controller
+	 */
+	protected $controller;
+
+
+	/**
+	 *
+	 * @param GridFIeld $gridField
+	 * @param GridField_URLHandler $component
+	 * @param Controller $controller
+	 */
+	public function __construct($gridField, $component, $controller)
+	{
+    $this->gridField  = $gridField;
+    $this->component  = $component;
+    $this->controller = $controller;
+		parent::__construct();
+	}
+
+
+	/**
+	 * Returns the URL for this RequestHandler
+	 * 
+	 * @author SilverStripe
+	 * @see GridFieldDetailForm_ItemRequest
+	 * @param string $action
+	 * @return string 
+	 */
+	public function Link($action = null)
+	{
+		return Controller::join_links($this->gridField->Link(), 'bulkediting', $action);
+	}
+
+	
+	/**
+	 * Traverse up nested requests until we reach the first that's not a GridFieldDetailForm or GridFieldDetailForm_ItemRequest.
+	 * The opposite of {@link Controller::curr()}, required because
+	 * Controller::$controller_stack is not directly accessible.
+	 * 
+	 * @return Controller
+	 */
+	protected function getToplevelController()
+	{
+		$c = $this->controller;
+		while($c && ($c instanceof GridFieldDetailForm_ItemRequest || $c instanceof GridFieldDetailForm)) {
+			$c = $c->getController();
+		}
+		return $c;
+	}
+
+
+	/**
+	 * Edited version of the GridFieldEditForm function
+	 * adds the 'Bulk Upload' at the end of the crums
+	 * 
+	 * CMS-specific functionality: Passes through navigation breadcrumbs
+	 * to the template, and includes the currently edited record (if any).
+	 * see {@link LeftAndMain->Breadcrumbs()} for details.
+	 * 
+	 * @author SilverStripe original Breadcrumbs() method
+	 * @see GridFieldDetailForm_ItemRequest
+	 * @param boolean $unlinked
+	 * @return ArrayData
+	 */
+	public function Breadcrumbs($unlinked = false)
+	{
+		if(!$this->controller->hasMethod('Breadcrumbs')) return;
+
+		$items = $this->controller->Breadcrumbs($unlinked);
+		$items->push(new ArrayData(array(
+				'Title' => 'Bulk Editing',
+				'Link' => false
+			)));
+		return $items;
+	}
+	
+	
+	/**
+	 * Returns the list of record IDs selected in the front-end
+	 * 
+	 * @return array List of IDs
+	 */
+	public function getRecordIDList()
+	{
+		$vars = $this->request->requestVars();
+		return $vars['records'];	 
+	}
+
+
+	/**
+	 * Returns a DataList of the records selected in the front-end
+	 * 
+	 * @return DataList List of records
+	 */
+	public function getRecords()
+	{
+		$ids = $this->getRecordIDList();
+
+		if ( $ids )
+		{
+			$class = $this->gridField->list->dataClass;
+			return DataList::create($class)->byIDs( $ids );
+		}
+		else{
+			return false;
+		} 
+	}
+}

code/GridFieldBulkActionUnlinkHandler.php

@@ -0,0 +1,39 @@
+<?php
+/**
+ *
+ * @author colymba
+ * @package GridFieldBulkEditingTools
+ */
+class GridFieldBulkActionUnlinkHandler extends GridFieldBulkActionHandler
+{
+	/**
+	 * List of action handling methods
+	 */
+	private static $allowed_actions = array('unlink');
+
+	/**
+	 * URL handling rules.
+	 */
+	private static $url_handlers = array(
+		'unlink' => 'unlink'
+	);
+	
+	/**
+	 * Unlink the selected records passed from the unlink bulk action
+	 * 
+	 * @param SS_HTTPRequest $request
+	 * @return SS_HTTPResponse List of affected records ID
+	 */
+	public function unlink(SS_HTTPRequest $request)
+	{
+		$ids = $this->getRecordIDList();
+		$this->gridField->list->removeMany($ids);
+		
+		$response = new SS_HTTPResponse(Convert::raw2json(array(
+			'done' => true,
+			'records' => $ids
+		)));
+		$response->addHeader('Content-Type', 'text/json');
+		return $response;	
+	}
+}

code/GridFieldBulkManager.php

@@ -5,8 +5,8 @@
  * @author colymba
  * @package GridFieldBulkEditingTools
  */
-class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnProvider, GridField_URLHandler {
-	
+class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnProvider, GridField_URLHandler
+{	
 	/**
 	 * component configuration
 	 * 
@@ -14,6 +14,7 @@ class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnPr
 	 * 'editableFields' => fields editable on the Model
 	 * 'fieldsClassBlacklist' => field types that will be removed from the automatic form generation
 	 * 'fieldsNameBlacklist' => fields that will be removed from the automatic form generation
+	 * 'actions' => maps of action name and configuration
 	 * 
 	 * @var array 
 	 */
@@ -39,9 +40,9 @@ class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnPr
 		if ( $defaultActions )
 		{
 			$this->config['actions'] = array(
-	      'edit'   => array(
+	      'bulkedit'   => array(
 	      	'label' => _t('GridFieldBulkTools.EDIT_SELECT_LABEL', 'Edit'),
-	      	'handler' => 'GridFieldBulkManager_Request',
+	      	'handler' => 'GridFieldBulkActionEditHandler',
 	      	'config' => array(
 						'isAjax' => false,
 						'icon' => 'pencil',
@@ -50,7 +51,7 @@ class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnPr
 	      ),
 	      'unlink' => array(
 	      	'label' => _t('GridFieldBulkTools.UNLINK_SELECT_LABEL', 'UnLink'),
-	      	'handler' => 'GridFieldBulkManager_Request',
+	      	'handler' => 'GridFieldBulkActionUnlinkHandler',
 	      	'config' => array(
 						'isAjax' => true,
 						'icon' => 'chain--minus',
@@ -59,7 +60,7 @@ class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnPr
 	      ),
 	      'delete' => array(
 	      	'label' => _t('GridFieldBulkTools.DELETE_SELECT_LABEL', 'Delete'),
-	      	'handler' => 'GridFieldBulkManager_Request',
+	      	'handler' => 'GridFieldBulkActionDeleteHandler',
 	      	'config' => array(
 						'isAjax' => true,
 						'icon' => 'decline',
@@ -346,6 +347,11 @@ class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnPr
 	
 	/**
 	 * Pass control over to the RequestHandler
+	 * loop through the handlers provided in config['actions']
+	 * and find matching url_handlers.
+	 *
+	 * $url_handlers rule should not use wildcards like '$Action' => '$Action'
+	 * but have more specific path defined
 	 * 
 	 * @param GridField $gridField
 	 * @param SS_HTTPRequest $request
@@ -353,15 +359,24 @@ class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnPr
 	 */
 	public function handlebulkaction($gridField, $request)
 	{
-		$bulkAction = strtolower( $request->remaining() );		
 		$controller = $gridField->getForm()->Controller();
 
-		if ( isset($this->config['actions'][$bulkAction]) )
+		foreach ($this->config['actions'] as $name => $data)
 		{
-			$handlerClass = $this->config['actions'][$bulkAction]['handler'];
-			$handler = Injector::inst()->create($handlerClass, $gridField, $this, $controller);
+			$handlerClass = $data['handler'];
+			$urlHandlers = Config::inst()->get($handlerClass, 'url_handlers', Config::UNINHERITED);
 
+			if($urlHandlers) foreach($urlHandlers as $rule => $action)
+			{
+				if($request->match($rule, false))
+				{
+					//print_r('matched ' . $handlerClass . ' to ' . $rule);
+					$handler = Injector::inst()->create($handlerClass, $gridField, $this, $controller);
 					return $handler->handleRequest($request, DataModel::inst());
 				}
 			}
+		}
+
+		user_error("Unable to find matching bulk action handler for ".$request->remaining().'.', E_USER_ERROR);
+	}
 }

code/GridFieldBulkManager_Request.php

@@ -1,282 +0,0 @@
-<?php
-/**
- *
- * @author colymba
- * @package GridFieldBulkEditingTools
- */
-class GridFieldBulkManager_Request extends RequestHandler {
-	
-  /**
-	 *
-	 * @var GridField 
-	 */
-	protected $gridField;
-	
-	/**
-	 *
-	 * @var GridField_URLHandler
-	 */
-	protected $component;
-	
-	/**
-	 *
-	 * @var Controller
-	 */
-	protected $controller;
-	
-	/**
-	 *
-	 */
-	private static $allowed_actions = array(
-		'edit', 'update', 'unlink', 'delete'
-	);
-
-	/**
-	 *
-	 */
-	private static $url_handlers = array(
-		'$Action!' => '$Action'
-	);
-	
-	/**
-	 *
-	 * @param GridFIeld $gridField
-	 * @param GridField_URLHandler $component
-	 * @param Controller $controller
-	 */
-	public function __construct($gridField, $component, $controller) {
-		$this->gridField = $gridField;
-		$this->component = $component;
-		$this->controller = $controller;		
-		parent::__construct();
-	}
-
-	/**
-	 * Returns the URL for this RequestHandler
-	 * 
-	 * @author SilverStripe
-	 * @see GridFieldDetailForm_ItemRequest
-	 * @param string $action
-	 * @return string 
-	 */
-	public function Link($action = null) {
-		return Controller::join_links($this->gridField->Link(), 'bulkediting', $action);
-	}
-	
-	
-	public function edit(SS_HTTPRequest $request)
-	{
-		$recordList = $this->getPOSTRecordList($request);
-		
-		$crumbs = $this->Breadcrumbs();
-		if($crumbs && $crumbs->count()>=2) $one_level_up = $crumbs->offsetGet($crumbs->count()-2);
-		
-		$actions = new FieldList();		
-		
-		$actions->push(
-			FormAction::create('SaveAll', _t('GridFieldBulkTools.SAVE_BTN_LABEL', 'Save All'))
-				->setAttribute('id', 'bulkEditingUpdateBtn')
-				->addExtraClass('ss-ui-action-constructive cms-panel-link')
-				->setAttribute('data-icon', 'accept')
-				->setAttribute('data-url', $this->Link('update'))
-				->setUseButtonTag(true)
-		);
-		/*
-		if($crumbs && $crumbs->count()>=2)
-		{			
-			$actions->push(
-				FormAction::create('SaveAndFinish', 'Save All & Finish')
-					->setAttribute('id', 'bulkEditingUpdateFinishBtn')
-					->addExtraClass('ss-ui-action-constructive cms-panel-link')
-					->setAttribute('data-icon', 'accept')
-					->setAttribute('data-url', $this->Link('update'))
-					->setAttribute('data-return-url', $one_level_up->Link)
-					->setUseButtonTag(true)
-			);
-		}	*/
-		
-		$actions->push(
-			FormAction::create('Cancel', _t('GridFieldBulkTools.CANCEL_BTN_LABEL', 'Cancel & Delete All'))
-				->setAttribute('id', 'bulkEditingUpdateCancelBtn')
-				->addExtraClass('ss-ui-action-destructive cms-panel-link')
-				->setAttribute('data-icon', 'decline')
-				->setAttribute('data-url', $this->Link('cancel'))
-				->setUseButtonTag(true)
-		);
-		
-		/*
-		 * ********************************************************************
-		 */
-		
-		$editedRecordList = new FieldList();
-		$config = $this->component->getConfig();
-				
-		foreach ( $recordList as $id )
-		{						
-			$recordCMSDataFields = GridFieldBulkEditingHelper::getModelCMSDataFields( $config, $this->gridField->list->dataClass );
-			$recordCMSDataFields = GridFieldBulkEditingHelper::getModelFilteredDataFields($config, $recordCMSDataFields);
-			$recordCMSDataFields = GridFieldBulkEditingHelper::populateCMSDataFields( $recordCMSDataFields, $this->gridField->list->dataClass, $id );
-			
-			$recordCMSDataFields['ID'] = new HiddenField('ID', '', $id);			
-			$recordCMSDataFields = GridFieldBulkEditingHelper::escapeFormFieldsName( $recordCMSDataFields, $id );
-			
-			$editedRecordList->push(
-				ToggleCompositeField::create(
-					'GFBM_'.$id,
-					'#'.$id.': '.DataObject::get_by_id($this->gridField->list->dataClass, $id)->getTitle(),					
-					array_values($recordCMSDataFields)
-				)->setHeadingLevel(4)
-				->addExtraClass('bulkEditingFieldHolder')
-			);
-		}
-		
-		/*
-		 * ********************************************************************
-		 */
-		
-		$form = new Form(
-			$this,
-			'bulkEditingForm',
-			$editedRecordList,
-			$actions
-		);
-		
-		$form->setTemplate('LeftAndMain_EditForm');
-		$form->addExtraClass('center cms-content');
-		$form->setAttribute('data-pjax-fragment', 'CurrentForm Content');
-		
-		if($crumbs && $crumbs->count()>=2){
-			$form->Backlink = $one_level_up->Link;
-		}
-		
-		$formHTML = $form->forTemplate();
-				
-		Requirements::javascript(BULK_EDIT_TOOLS_PATH . '/javascript/GridFieldBulkManager.js');	
-		Requirements::css(BULK_EDIT_TOOLS_PATH . '/css/GridFieldBulkManager.css');	
-		Requirements::add_i18n_javascript(BULK_EDIT_TOOLS_PATH . '/javascript/lang');	
-		
-		$response = new SS_HTTPResponse($formHTML);
-		$response->addHeader('Content-Type', 'text/plain');
-		$response->addHeader('X-Title', 'SilverStripe - Bulk '.$this->gridField->list->dataClass.' Editing');
-		
-		if($request->isAjax())
-		{
-			return $response;
-		}
-		else {
-			$controller = $this->getToplevelController();
-			// If not requested by ajax, we need to render it within the controller context+template
-			return $controller->customise(array(
-				'Content' => $response->getBody(),
-			));	
-		}
-	}
-	
-	/**
-	 * Traverse up nested requests until we reach the first that's not a GridFieldDetailForm or GridFieldDetailForm_ItemRequest.
-	 * The opposite of {@link Controller::curr()}, required because
-	 * Controller::$controller_stack is not directly accessible.
-	 * 
-	 * @return Controller
-	 */
-	protected function getToplevelController() {
-		$c = $this->controller;
-		while($c && ($c instanceof GridFieldDetailForm_ItemRequest || $c instanceof GridFieldDetailForm)) {
-			$c = $c->getController();
-		}
-		return $c;
-	}
-	
-	/**
-	 * Saves the changes made in the bulk edit into the dataObject
-	 * 
-	 * @param SS_HTTPRequest $request
-	 * @return JSON 
-	 */
-	public function update(SS_HTTPRequest $request)
-	{		
-		$data = GridFieldBulkEditingHelper::unescapeFormFieldsPOSTData($request->requestVars());
-		$record = DataObject::get_by_id($this->gridField->list->dataClass, $data['ID']);
-				
-		foreach($data as $field => $value)
-		{						
-			if ( $record->hasMethod($field) ) {				
-				$list = $record->$field();
-				$list->setByIDList( $value );
-			}else{
-				$record->setCastedField($field, $value);
-			}
-		}		
-		$record->write();
-		
-		return '{done:1,recordID:'.$data['ID'].'}';
-	}
-	
-	/**
-	 *
-	 * @param SS_HTTPRequest $request
-	 * @return \SS_HTTPResponse 
-	 */
-	public function unlink(SS_HTTPRequest $request)
-	{
-		$recordList = $this->getPOSTRecordList($request);
-		$this->gridField->list->removeMany($recordList);
-		
-		$response = new SS_HTTPResponse(Convert::raw2json(array($recordList)));
-		$response->addHeader('Content-Type', 'text/plain');
-		return $response;
-	}
-	
-	/**
-	 *
-	 * @param SS_HTTPRequest $request
-	 * @return \SS_HTTPResponse 
-	 */
-	public function delete(SS_HTTPRequest $request)
-	{
-		$recordList = $this->getPOSTRecordList($request);
-		$recordClass = $this->gridField->list->dataClass;
-		$result = array();
-		
-		foreach ( $recordList as $id )
-		{			
-			$res = DataObject::delete_by_id($recordClass, $id);
-			array_push($result, array($id => $res));
-		}
-		
-		$response = new SS_HTTPResponse(Convert::raw2json(array($result)));
-		$response->addHeader('Content-Type', 'text/plain');
-		return $response;	
-	}
-	
-	
-	public function getPOSTRecordList(SS_HTTPRequest $request)
-	{
-		$recordList = $request->requestVars();
-		return $recordList['records'];		 
-	}
-	
-	/**
-	 * Edited version of the GridFieldEditForm function
-	 * adds the 'Bulk Upload' at the end of the crums
-	 * 
-	 * CMS-specific functionality: Passes through navigation breadcrumbs
-	 * to the template, and includes the currently edited record (if any).
-	 * see {@link LeftAndMain->Breadcrumbs()} for details.
-	 * 
-	 * @author SilverStripe original Breadcrumbs() method
-	 * @see GridFieldDetailForm_ItemRequest
-	 * @param boolean $unlinked
-	 * @return ArrayData
-	 */
-	function Breadcrumbs($unlinked = false) {
-		if(!$this->controller->hasMethod('Breadcrumbs')) return;
-
-		$items = $this->controller->Breadcrumbs($unlinked);
-		$items->push(new ArrayData(array(
-				'Title' => 'Bulk Editing',
-				'Link' => false
-			)));
-		return $items;
-	}
-}