/**
* Gets the data needed by the flexigrid for customer
* Ajax call
* @return JSON
*/
public function getgriddata()
{
$data = $this->input->post();
$customerService = new CustomerService();
$criteria = new CriteriaVO();
$criteria->pageNo = $data['page'];
$criteria->recordsPerPage = $data['rp'];
$criteria->sortName = $data['sortname'];
$criteria->sortOrder = $data['sortorder'];
$criteria->searchField = $data['qtype'];
$criteria->searchKey = empty($data['query']) ? null : $data['query'];
$items = $customerService->fetchCriteriaBased($criteria);
$itemsCount = $customerService->fetchCountCriteriaBased($criteria);
$items = $this->transformItems($items);
$this->load->library('flexigrid');
Flexigrid::create($items, $criteria->pageNo, $itemsCount);
}