/**
* Add support for special HABTM syntax.
*
* Sets this helper's model and field properties to the dot-separated value-pair in $entity.
*
* @param mixed $entity A field name, like "ModelName.fieldName" or "ModelName.ID.fieldName"
* @param boolean $setScope Sets the view scope to the model specified in $tagValue
* @return void
*/
function setEntity($entity, $setScope = false)
{
parent::setEntity($entity, $setScope);
$parts = explode('.', $entity);
$field = $this->_introspectModel($this->_modelScope, 'fields', $parts[0]);
if (!empty($field) && $field['type'] === 'multiple') {
$this->_entityPath = $parts[0] . '.' . $parts[0];
}
}