MERGE List view breadcrumbs

code/controllers/CMSPagesController.php

@@ -26,4 +26,36 @@ public function currentPageID() {
 	public function isCurrentPage(DataObject $record) {
 		return false;
 	}
+
+	public function Breadcrumbs($unlinked = false) {
+		$items = parent::Breadcrumbs($unlinked);
+
+		//special case for building the breadcrumbs when calling the listchildren Pages ListView action
+		if($parentID = $this->request->getVar('ParentID')) {
+			$page = DataObject::get_by_id('SiteTree', $parentID);
+
+			//build a reversed list of the parent tree
+			$pages = array();
+			while($page) {
+				array_unshift($pages, $page); //add to start of array so that array is in reverse order
+				$page = $page->Parent;
+			}
+
+			//turns the title and link of the breadcrumbs into template-friendly variables
+			$params = array_filter(array(
+				'view' => $this->request->getVar('view'),
+				'q' => $this->request->getVar('q')
+			));
+			foreach($pages as $page) {
+				$params['ParentID'] = $page->ID;
+				$item = new StdClass();
+				$item->Title = $page->Title;
+				$item->Link = Controller::join_links($this->Link(), '?' . http_build_query($params));
+				$items->push(new ArrayData($item));
+			}
+		}
+
+		return $items;
+
+	}
 }