Modeldata.php

<?php
class Modeldata extends CI_Model
{
    var $column_order = array(null, 'jualfaktur', 'jualtgl', 'jualnapel', null, null, 'jualtotalbersih', 'jualuserinput', null); //field yang ada di table user
    var $column_search = array('jualfaktur', 'jualtgl', 'jualnapel', 'jualuserinput', 'membernama', 'jualmemberkode'); //field yang diizin untuk pencarian
    var $order = array('jualtgl' => 'desc'); // default order

    private function _get_datatables_query($tglawal, $tglakhir, $users)
    {

        $username = $this->session->userdata('username');
        $idgrup = $this->session->userdata('idgrup');
        // if ($idgrup == 1) {
        if ($tglawal == '' && $tglakhir == '' && $users == '') {
            $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
                ->from('penjualan')
                ->join('member', 'jualmemberkode=memberkode', 'left')
                ->order_by('jualtgl', 'desc');
        } else {
            if ($users == "") {
                $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
                    ->from('penjualan')
                    ->join('member', 'jualmemberkode=memberkode', 'left')
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') >=", $tglawal)
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') <=", $tglakhir)
                    ->order_by('jualtgl', 'desc');
            } else {
                $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
                    ->from('penjualan')
                    ->join('member', 'jualmemberkode=memberkode', 'left')
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') >=", $tglawal)
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') <=", $tglakhir)
                    ->where('jualuserinput', $users)
                    ->order_by('jualtgl', 'desc');
            }
        }
        // } else {
        //     $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
        //         ->from('penjualan')
        //         ->join('member', 'jualmemberkode=memberkode', 'left')
        //         ->where('jualuserinput', $username)
        //         ->order_by('jualtgl', 'desc');
        // }

        // $this->db->from($this->table);

        $i = 0;

        foreach ($this->column_search as $item) // looping awal
        {
            if ($_POST['search']['value']) // jika datatable mengirimkan pencarian dengan metode POST
            {

                if ($i === 0) // looping awal
                {
                    $this->db->group_start();
                    $this->db->like($item, $_POST['search']['value']);
                } else {
                    $this->db->or_like($item, $_POST['search']['value']);
                }

                if (count($this->column_search) - 1 == $i)
                    $this->db->group_end();
            }
            $i++;
        }

        if (isset($_POST['order'])) {
            $this->db->order_by($this->column_order[$_POST['order']['0']['column']], $_POST['order']['0']['dir']);
        } else if (isset($this->order)) {
            $order = $this->order;
            $this->db->order_by(key($order), $order[key($order)]);
        }
    }

    function get_datatables($tglawal, $tglakhir, $users)
    {
        $this->_get_datatables_query($tglawal, $tglakhir, $users);
        if ($_POST['length'] != -1)
            $this->db->limit($_POST['length'], $_POST['start']);
        $query = $this->db->get();
        return $query->result();
    }

    function count_filtered($tglawal, $tglakhir, $users)
    {
        $this->_get_datatables_query($tglawal, $tglakhir, $users);
        $query = $this->db->get();
        return $query->num_rows();
    }

    public function count_all($tglawal, $tglakhir, $users)
    {
        $username = $this->session->userdata('username');
        $idgrup = $this->session->userdata('idgrup');
        // if ($idgrup == 1) {
        if ($tglawal == '' && $tglakhir == '' && $users == '') {
            $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
                ->from('penjualan')
                ->join('member', 'jualmemberkode=memberkode', 'left')
                ->order_by('jualtgl', 'desc');
        } else {
            if ($users == "") {
                $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
                    ->from('penjualan')
                    ->join('member', 'jualmemberkode=memberkode', 'left')
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') >=", $tglawal)
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') <=", $tglakhir)
                    ->order_by('jualtgl', 'desc');
            } else {
                $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
                    ->from('penjualan')
                    ->join('member', 'jualmemberkode=memberkode', 'left')
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') >=", $tglawal)
                    ->where("DATE_FORMAT(jualtgl,'%Y-%m-%d') <=", $tglakhir)
                    ->where('jualuserinput', $users)
                    ->order_by('jualtgl', 'desc');
            }
        }
        // } else {
        //     $this->db->select('jualfaktur,jualtgl,jualtotalkotor,jualtotalbersih,jualstatusbayar,jualnapel,jualuserinput,jualstatuslunas,jualtglbayarkredit,jualmemberkode,membernama')
        //         ->from('penjualan')
        //         ->where('jualuserinput', $username)
        //         ->join('member', 'jualmemberkode=memberkode', 'left')
        //         ->order_by('jualtgl', 'desc');
        // }
        return $this->db->count_all_results();
    }
}