silverstripe-dms/code/cms/DMSGridFieldDetailForm.php
2012-08-06 18:17:01 +12:00

22 lines
588 B
PHP

<?php
/**
* Custom ItemRequest class the provides custom delete behaviour for the CMSFields of DMSDocument
*/
class DMSGridFieldDetailForm_ItemRequest extends GridFieldDetailForm_ItemRequest {
function ItemEditForm() {
$form = parent::ItemEditForm();
//add a data attribute specifying how many pages this document is referenced on
if ($record = $this->record) {
$numberOfRelations = $record->Pages()->Count();
//add the number of pages attached to this field as a data-attribute
$form->setAttribute('data-pages-count', $numberOfRelations);
}
return $form;
}
}