erp/core/CoreApp/models/Model_purchase.php

<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); 
class Model_Purchase extends Lin_Model 
{
	function __construct(){
	parent::__construct();
	$this->load->database();
	$this->table = 'purchase';
    $this->load_table('purchase');
}
	public function get_user($user)
	{
		return  $this->find("user = '$user'");	
	}
	public function get_bm($bm)
	{
		return  $this->find("bm = '$bm'");	
	}
	public function get_title($title)
	{
		return  $this->find("title = '$title'");	
	}
}  //end class