Simple CodeIgniter 3 login MySQL Database

Today, We want to share with you Simple CodeIgniter 3 login MySQL Database Source Code.In this post we will show you PHP CodeIgniter 3 Login Form with Sessions, hear for Complete User Authentication System in CodeIgniter 3 we will give you demo and example for implement.In this post, we will learn about Login Signup page in CodeIgniter 3 with MySQL Database Source Code with an example.

Simple CodeIgniter 3 login MySQL Database Source Code

There are the Following The simple About Simple CodeIgniter 3 login MySQL Database Source Code Full Information With Example and source code.

As I will cover this Post with live Working example to develop CodeIgniter Simple Login Form With Sessions, so the codeigniter 3.1.9 documentation for this example is following below.

CodeIgniter 3 Connect SQL Database

Here are the step by step to create a simple login system using PHP Based CodeIgniter 3

DATABASE Simple SQL TABLE

create DATABASE `member_mst`;
 
CREATE TABLE IF NOT EXISTS `members` (
  `member_id` int(11) NOT NULL AUTO_INCREMENT,
  `member_fname` varchar(255) NOT NULL,
  `member_lname` varchar(255) NOT NULL,
  `email` varchar(255) NOT NULL,
  `password` varchar(255) NOT NULL,
  `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
  PRIMARY KEY (`member_id`)
) ENGINE=InnoDB  DEFAULT CHARSET=latin1 AUTO_INCREMENT=2;
--
-- Dumping data for table `members`
--
INSERT INTO `members` (`member_id`, `member_fname`, `member_lname`, `email`, `password`, `created_at`) VALUES
(1, 'Pakainfo', 'PHP', '[email protected]', '$2y$10$8mVSGv/bIGgcvCikXBPfTu7HfXMl3jqfiirtQGyRwV5bvOzNGmmLG', '2019-12-17 18:09:10');

Step 1: Download / install CodeIgniter 3.

set Config Files

application/config/config.php

$config['base_url'] = 'http://localhost:8080/';
$config['sess_save_path'] = sys_get_temp_dir();

Step 3: Config codeigniter 3 Database

Simple this step to Connect Your Database using codeigniter 3

application/config/database.php

$db['default'] = array(
    'dsn'    => '',
    'hostname' => 'localhost',
    'membername' => 'root',
    'password' => '',
    'database' => 'member_mst',
    'dbdriver' => 'mysqli',
         ....
        ......
    'save_queries' => TRUE
);

Step 4: create Codeigniter 3 controller

create a codeigniter 3 controller file called Member.php

application/controllers

load->helper(array('form', 'url'));
        $this->load->library(['form_validation','session']);
        $this->load->database();
    }
 
    public function login() {
 
        $this->form_validation->set_rules('email', 'Email', 'required');
        $this->form_validation->set_rules('password', 'Password', 'required');
 
        if ($this->form_validation->run() == FALSE) {
            $this->load->view('login_view');
        } else {
 
            $email = $this->input->post('email');
            $password = $this->input->post('password');
 
            $member = $this->db->get_where('members',['email' => $email])->row();
            
            if(!$member) {
                $this->session->set_flashdata('login_error', 'Please check your email or password and try again.', 300);
                redirect(uri_string());
            }
 
    
            if(!password_verify($password,$member->password)) {
                $this->session->set_flashdata('login_error', 'Please check your email or password and try again.', 300);
                redirect(uri_string());
            }
 
             $data = array(
                    'member_id' => $member->member_id,
                    'member_fname' => $member->member_fname,
                    'member_lname' => $member->member_lname,
                    'email' => $member->email,
                    );
 
                
            $this->session->set_memberdata($data);
 
            //simple CI_Controller 3 redirect('/'); // redirect to main auth home
            echo 'Login success!'; exit;
            
        }        
    }
 
    public function logout(){
        $this->session->sess_destroy();
        redirect('member/login');
    }
 
}

Step 5:create a login form in Codeigniter 3

login_form.php

application/views

 

 
        
 
        

            Email address
            
            
        
        

            Password
            
            
        
        Sign In
        session->flashdata('login_error'); ?>
        
        
    

Step 6: Run Project

That’s it. Now head over your browser Like Mozila, Chrome..

http://localhost:8080/member/login 

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