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- A PHP Error was encountered
- Severity: Warning
- Message: ini_set(): A session is active. You cannot change the session module's ini settings at this time
- Filename: Session/Session.php
- Line Number: 316
- Backtrace:
- File: C:xampphtdocsgenstoreadminapplicationcontrollersuser_authentication.php
- Line: 8
- Function: __construct
- File: C:xampphtdocsgenstoreadminindex.php
- Line: 315
- Function: require_once
- ________________________________________________________________________________________________________________________________
- A PHP Error was encountered
- Severity: Notice
- Message: A session had already been started - ignoring session_start()
- Filename: Session/Session.php
- Line Number: 143
- Backtrace:
- File: C:xampphtdocsgenstoreadminapplicationcontrollersuser_authentication.php
- Line: 8
- Function: __construct
- File: C:xampphtdocsgenstoreadminindex.php
- Line: 315
- Function: require_once
- <?php
- session_start(); //we need to start session in order to access it through CI
- Class User_Authentication extends CI_Controller {
- public function __construct() {
- parent::__construct();
- // Load form helper library
- $this->load->helper('form_helper');
- // Load form validation library
- $this->load->library('Form_validation');
- // Load session library
- $this->load->library('Session');
- // Load database
- $this->load->model('login_database');
- }
- // Show login page
- public function index() {
- $this->load->view('login_form');
- }
- // Show registration page
- public function user_registration_show() {
- $this->load->view('registration_form');
- }
- // Validate and store registration data in database
- public function new_user_registration() {
- // Check validation for user input in SignUp form
- $this->form_validation->set_rules('username', 'Username', 'trim|required|xss_clean');
- $this->form_validation->set_rules('password', 'Password', 'trim|required|xss_clean');
- if ($this->form_validation->run() == FALSE) {
- $this->load->view('registration_form');
- } else {
- $data = array(
- 'user_name' => $this->input->post('username'),
- 'user_password' => $this->input->post('password')
- );
- $result = $this->login_database->registration_insert($data);
- if ($result == TRUE) {
- $data['message_display'] = 'Registration Successfully !';
- $this->load->view('login_form', $data);
- } else {
- $data['message_display'] = 'Username already exist!';
- $this->load->view('registration_form', $data);
- }
- }
- }
- // Check for user login process
- public function user_login_process() {
- $this->form_validation->set_rules('username', 'username', 'trim|required|xss_clean');
- $this->form_validation->set_rules('password', 'password', 'trim|required|xss_clean');
- if ($this->form_validation->run() == FALSE) {
- if(isset($this->session->userdata['logged_in'])){
- $this->load->view('view_all_produk');
- }else{
- $this->load->view('login_form');
- }
- } else {
- $data = array(
- 'username' => $this->input->post('username'),
- 'password' => $this->input->post('password')
- );
- $result = $this->login_database->login($data);
- if ($result == TRUE) {
- $username = $this->input->post('username');
- $result = $this->login_database->read_user_information($username);
- if ($result != false) {
- $session_data = array(
- 'username' => $result[0]->username,
- );
- // Add user data in session
- $this->session->set_userdata('logged_in', $session_data);
- $this->load->view('view_all_produk');
- }
- } else {
- $data = array(
- 'error_message' => 'Invalid Username or Password'
- );
- $this->load->view('login_form', $data);
- }
- }
- }
- // Logout from admin page
- public function logout() {
- // Removing session data
- $sess_array = array(
- 'username' => ''
- );
- $this->session->unset_userdata('logged_in', $sess_array);
- $data['message_display'] = 'Successfully Logout';
- $this->load->view('login_form', $data);
- }
- }
- ?>
- <html>
- <?php
- if (isset($this->session->userdata['logged_in'])) {
- header("location: http://localhost/genstore/admin/index.php/user_authentication/user_login_process ");
- }
- ?>
- <head>
- <title>Login Form</title>
- <link rel="stylesheet" type="text/css" href="<?php echo base_url(); ?>/css/style.css">
- <link href='http://fonts.googleapis.com/css family=Source+Sans+Pro|Open+Sans+Condensed:300|Raleway' rel='stylesheet' type='text/css'>
- </head>
- <body>
- <?php
- if (isset($logout_message)) {
- echo "<div class='message'>";
- echo $logout_message;
- echo "</div>";
- }
- ?>
- <?php
- if (isset($message_display)) {
- echo "<div class='message'>";
- echo $message_display;
- echo "</div>";
- }
- ?>
- <div id="main">
- <div id="login">
- <h2>Login Form</h2>
- <hr/>
- <?php echo form_open('user_authentication/user_login_process'); ?>
- <?php
- echo "<div class='error_msg'>";
- if (isset($error_message)) {
- echo $error_message;
- }
- echo validation_errors();
- echo "</div>";
- ?>
- <label>UserName :</label>
- <input type="text" name="username" id="name" placeholder="username"/><br / <br />
- <label>Password :</label>
- <input type="password" name="password" id="password" placeholder="**********"/><br/><br />
- <input type="submit" value=" Login " name="submit"/><br />
- <a href="<?php echo base_url() ?>index.php/user_authentication/user_registration_show">To SignUp Click Here</a>
- <?php echo form_close(); ?>
- </div>
- </div>
- </body>
- </html>
- <?php
- Class Login_Database extends CI_Model {
- // Insert registration data in database
- public function registration_insert($data) {
- // Query to check whether username already exist or not
- $condition = "user_name =" . "'" . $data['user_name'] . "'";
- $this->db->select('*');
- $this->db->from('user_login');
- $this->db->where($condition);
- $this->db->limit(1);
- $query = $this->db->get();
- if ($query->num_rows() == 0) {
- // Query to insert data in database
- $this->db->insert('user_login', $data);
- if ($this->db->affected_rows() > 0) {
- return true;
- }
- } else {
- return false;
- }
- }
- // Read data using username and password
- public function login($data) {
- $condition = "username =" . "'" . $data['username'] . "' AND " . "password =" . "'" . $data['password'] . "'";
- $this->db->select('*');
- $this->db->from('admin');
- $this->db->where($condition);
- $this->db->limit(1);
- $query = $this->db->get();
- if ($query->num_rows() == 1) {
- return true;
- } else {
- return false;
- }
- }
- // Read data from database to show data in admin page
- public function read_user_information($username) {
- $condition = "username =" . "'" . $username . "'";
- $this->db->select('*');
- $this->db->from('admin');
- $this->db->where($condition);
- $this->db->limit(1);
- $query = $this->db->get();
- if ($query->num_rows() == 1) {
- return $query->result();
- } else {
- return false;
- }
- }
- }
- ?>
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