Created
February 20, 2016 13:30
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Webdev Workshop - Day 2 - Codes for login and register
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| <?php | |
| ini_set('display_error', 1); | |
| error_reporting(E_ALL); | |
| $db_config = [ | |
| 'host' => 'localhost', | |
| 'username' => 'root', | |
| 'password' => '', | |
| 'db_name' => 'test' | |
| ]; | |
| $db_link = mysqli_connect( | |
| $db_config['host'], | |
| $db_config['username'], | |
| $db_config['password'], | |
| $db_config['db_name'] | |
| ); |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title></title> | |
| </head> | |
| <body> | |
| <h1>Login</h1> | |
| <form action="login.php" method="post"> | |
| <div> | |
| Name: | |
| <input type="text" name="username" placeholder="Name"> | |
| </div> | |
| <div> | |
| Password: | |
| <input type="password" name="password" placeholder="Password"> | |
| </div> | |
| <input type="submit" value="Login"> | |
| </form> | |
| <h1>Register</h1> | |
| <form action="register.php" method="post"> | |
| <div> | |
| Name: | |
| <input type="text" name="username" placeholder="Name"> | |
| </div> | |
| <div> | |
| Password: | |
| <input type="password" name="password" placeholder="Password"> | |
| </div> | |
| <input type="submit" value="Register"> | |
| </form> | |
| </body> | |
| </html> |
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| <?php | |
| require "common.php"; | |
| if (isset($_POST['username']) && isset($_POST['password'])) { | |
| $username = $_POST['username']; | |
| $result = mysqli_query($db_link, | |
| "SELECT * from user WHERE username='$username'"); | |
| $row = mysqli_fetch_assoc($result); | |
| if ($row) { | |
| if (password_verify($_POST['password'], $row['password'])) { | |
| echo "Login success"; | |
| } | |
| else { | |
| echo "Incorrect password"; | |
| } | |
| } | |
| else { | |
| echo 'Incorrect username'; | |
| } | |
| } | |
| else { | |
| echo "Please provide username and password both"; | |
| } |
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| <?php | |
| require "common.php"; | |
| // Here we have a variable $db_link now | |
| if (isset($_POST['username']) | |
| && isset($_POST['password'])) { | |
| $username = $_POST['username']; | |
| $password = password_hash($_POST['password'], PASSWORD_DEFAULT); | |
| $result = mysqli_query($db_link, | |
| "INSERT INTO user (username, password) VALUES ('$username', '$password')"); | |
| if ($result) { | |
| echo "Registered"; | |
| } | |
| else { | |
| echo "DB query failed"; | |
| } | |
| } | |
| else { | |
| echo "Please provide username and password both"; | |
| } |
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