BBnepal-Accounts/account/application/controllers/inventory/Units.php

<?php
defined('BASEPATH') or exit('No direct script access allowed');
class Units extends CI_Controller
{
    function __construct()
    {
        parent::__construct();
        checkLogin();
    }
    public function _remap($alias = "", $params = array())
    {

        $data['dataValue'] = $this->session;

        $data['pageTitle'] = "Master - Units";

        switch ($alias) {
            case 'add':
                if (isset($_POST['submit'])) {
                    $title = filter_var($_POST['title']);
                    $description = filter_var($_POST['description']);
                    $this->db->where('title',$title);
                    $this->db->or_where('description',$description);
                    $query = $this->db->get('tbl_units');
                    if($query->num_rows() > 0){
                        echo "Title or code already exists.";die;
                    }else{
                        $TableData = array(
                        'title' => filter_var($_POST['title']),
                        'alias' => filter_var($_POST['alias']),
                        'description' => filter_var($_POST['description']),
                        'display_order' => filter_var($_POST['display_order']),
                        'status' => 1,
                        'remarks' => filter_var($_POST['remarks']),
                        'created_on' => date('Y-m-d H:i:s'),
                        'created_by' => 'admin',
                        );
                        $this->db->insert('tbl_units', $TableData);
                        redirect("inventory/units/list");
                    }
                    
                }
                loadView("inventory/units/add", $data);
                break;
            case 'edit':
                if (isset($_POST['submit'])) {
                    $id = $this->uri->segment(4);
                    
                    $title = filter_var($_POST['title']);
                    $description = filter_var($_POST['description']);
                    $this->db->where('status',1);
                    $this->db->where('unit_id !=', $id);
                    $this->db->where('title',$title);
                    $this->db->or_where('description',$description);
                    
                    $query = $this->db->get('tbl_units');  
                    if($query->num_rows() > 0){
                        echo "Title or description already exists.";die;
                    }else{                  
                        $TableData = array(
                            'title' => filter_var($_POST['title']),
                            'alias' => filter_var($_POST['alias']),
                            'description' => filter_var($_POST['description']),
                            'display_order' => filter_var($_POST['display_order']),
                            'status' => 1,
                            'remarks' => filter_var($_POST['remarks']),
                            'created_on' => date('Y-m-d H:i:s'),
                            'created_by' => 'admin',
                        );
                        $this->db->where('unit_id', $id);
                        $this->db->update('tbl_units', $TableData);
                        redirect("inventory/units/list");
                    }
                }
                $id = $this->uri->segment(4);
                $this->db->where('unit_id', $id);
                $data['unit'] = $this->db->get("tbl_units")->row();
                loadView("inventory/units/list", $data);
                break;
            case 'delete':
                $id = $this->uri->segment(4);
                if (!$this->myaccounts->hasTransaction("units", $id)) {
                $this->db->where('unit_id', $id);
                $this->db->delete('tbl_units');
                }
                else
                {
                    echo "Transaction Exists!!! Can't Delete";die;
                }
                redirect("inventory/units/list");
                break;
            default:
                loadView("inventory/units/list", $data);
        }
    }
}