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- Drew_o_Carroll.php
- login.php
- registration.php
- home.php
- include
- -- functions.php
- -- config.php
- Database
- Sample database users table columns uid, username, passcode, name and email.
- CREATE TABLE users
- (
- uid INT PRIMARY KEY AUTO_INCREMENT,
- username VARCHAR(30) UNIQUE,
- password VARCHAR(50),
- name VARCHAR(100),
- email VARCHAR(70) UNIQUE
- );
- functions.php
- Contains PHP code class User{} contains functions/methods.
- <?php
- include_once 'config.php';
- class User
- {
- //Database connect
- public function __construct()
- {
- $db = new DB_Class();
- }
- //Registration process
- public function register_user($name, $username, $password, $email)
- {
- $password = md5($password);
- $sql = mysql_query("SELECT uid from users WHERE username = '$username' or email = '$email'");
- $no_rows = mysql_num_rows($sql);
- if ($no_rows == 0)
- {
- $result = mysql_query("INSERT INTO users(username, password, name, email) values ('$username', '$password','$name','$email')") or die(mysql_error());
- return $result;
- }
- else
- {
- return FALSE;
- }
- }
- // Login process
- public function check_login($emailusername, $password)
- {
- $password = md5($password);
- $result = mysql_query("SELECT uid from users WHERE email = '$emailusername' or username='$emailusername' and password = '$password'");
- $user_data = mysql_fetch_array($result);
- $no_rows = mysql_num_rows($result);
- if ($no_rows == 1)
- {
- $_SESSION['login'] = true;
- $_SESSION['uid'] = $user_data['uid'];
- return TRUE;
- }
- else
- {
- return FALSE;
- }
- }
- // Getting name
- public function get_fullname($uid)
- {
- $result = mysql_query("SELECT name FROM users WHERE uid = $uid");
- $user_data = mysql_fetch_array($result);
- echo $user_data['name'];
- }
- // Getting session
- public function get_session()
- {
- return $_SESSION['login'];
- }
- // Logout
- public function user_logout()
- {
- $_SESSION['login'] = FALSE;
- session_destroy();
- }
- }
- ?>
- registration.php
- Here $user = new User(); is the class User{} object using this calling method $user->register_user{} and inserting values.
- <?php
- include_once 'include/functions.php';
- $user = new User();
- // Checking for user logged in or not
- if ($user->get_session())
- {
- header("location:home.php");
- }
- if ($_SERVER["REQUEST_METHOD"] == "POST")
- {
- $register = $user->register_user($_POST['name'], $_POST['username'], $_POST['password'], $_POST['email']);
- if ($register)
- {
- // Registration Success
- echo 'Registration successful <a href="login.php">Click here</a> to login';
- } else
- {
- // Registration Failed
- echo 'Registration failed. Email or Username already exits please try again';
- }
- }
- ?>
- //HTML Code
- <form method="POST" action="register.php" name='reg' >
- Full Name
- <input type="text" name="name"/>
- Username
- <input type="text" name="username"/>
- Password
- <input type="password" name="password"/>
- Email
- <input type="text" name="email"/>
- <input type="submit" value="Register"/>
- </form>
- login.php
- Calling method $user->check_login{} for login verification.
- <?php
- session_start();
- include_once 'include/functions.php';
- $user = new User();
- if ($user->get_session())
- {
- header("location:home.php");
- }
- if ($_SERVER["REQUEST_METHOD"] == "POST")
- {
- $login = $user->check_login($_POST['emailusername'], $_POST['password']);
- if ($login)
- {
- // Login Success
- header("location:login.php");
- }
- else
- {
- // Login Failed
- $msg= 'Username / password wrong';
- }
- }
- ?>
- //HTML Code
- <form method="POST" action="" name="login">
- Email or Username
- <input type="text" name="emailusername"/>
- Password
- <input type="password" name="password"/>
- <input type="submit" value="Login"/>
- </form>
- home.php
- <?php
- session_start();
- include_once 'include/functions.php';
- $user = new User();
- $uid = $_SESSION['uid'];
- if (!$user->get_session())
- {
- header("location:login.php");
- }
- if ($_GET['q'] == 'logout')
- {
- $user->user_logout();
- header("location:login.php");
- }
- ?>
- //HTML Code
- <a href="?q=logout">LOGOUT</a>
- <h1> Hello <?php $user->get_fullname($uid); ?></h1>
- config.php
- Database configuration class DB_class() function __construct() is the method name for the constructor.
- <?php
- define('DB_SERVER', 'localhost');
- define('DB_USERNAME', 'username');
- define('DB_PASSWORD', 'password');
- define('DB_DATABASE', 'database');
- class DB_Class
- {
- function __construct()
- {
- $connection = mysql_connect(DB_SERVER, DB_USERNAME, DB_PASSWORD) or
- die('Oops connection error -> ' . mysql_error());
- mysql_select_db(DB_DATABASE, $connection)
- or die('Database error -> ' . mysql_error());
- }
- }
- ?>
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