<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* ZYA CBT
* Achmad Lutfi
* achmdlutfi@gmail.com
* achmadlutfi.wordpress.com
*/
class Cbt_sessions_model extends CI_Model{
	public $table = 'cbt_sessions';
	
	
    function save($data){
        $this->db->insert($this->table, $data);
    }
	
	function empty_table(){
        $this->db->empty_table($this->table);
    }
    
    function delete($kolom, $isi){
        $this->db->where($kolom, $isi)
                 ->delete($this->table);
    }
    
    function update($kolom, $isi, $data){
        $this->db->where($kolom, $isi)
                 ->update($this->table, $data);
    }
    
    function count_by_kolom($kolom, $isi){
        $this->db->select('COUNT(*) AS hasil')
                 ->where($kolom, $isi)
                 ->from($this->table);
        return $this->db->get();
    }
	
	function get_by_kolom($kolom, $isi){
        $this->db->where($kolom, $isi)
                 ->from($this->table)
                 ->limit(1);
        return $this->db->get();
    }
	
	function get_datatable($start, $rows, $kolom, $isi){
		$this->db->where('('.$kolom.' LIKE "%'.$isi.'%")')
                 ->from($this->table)
				 ->order_by($kolom, 'ASC')
                 ->limit($rows, $start);
        return $this->db->get();
	}
    
    function get_datatable_count($kolom, $isi){
		$this->db->select('COUNT(*) AS hasil')
                 ->where('('.$kolom.' LIKE "%'.$isi.'%")')
                 ->from($this->table);
        return $this->db->get();
	}
	
	function delete_by_username($username){
		$now = date('Y-m-d H:i:s');
		$tanda = '@ZYACBT@';
        $this->db->where('(DATE(ts)=DATE("'.$now.'") AND data LIKE "%'.$tanda.$username.$tanda.'%")')
                 ->delete($this->table);
    }
}