134 lines
5.0 KiB
PHP
134 lines
5.0 KiB
PHP
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<?php
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// Include util functions
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require_once("./assets/php/utils.php");
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// Check if the user is already logged in, if yes then redirect him to welcome page
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if (is_connected()) {
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header("location: welcome.php");
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exit;
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}
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// Define variables and initialize with empty values
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$username = $password = $confirm_password = $first_name = $last_name = "";
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$username_err = $password_err = $confirm_password_err = $first_name_err = $last_name_err = "";
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// Processing form data when form is submitted
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if ($_SERVER["REQUEST_METHOD"] == "POST") {
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// Validate username
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if (empty(trim($_POST["username"]))) {
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$username_err = "Please enter an email address.";
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} else {
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if (get_username_count(trim($_POST["username"])) >= 1) {
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$username_err = "This email is already taken.";
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} else {
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$username = trim($_POST["username"]);
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}
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}
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// Validate password
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if (empty(trim($_POST["password"]))) {
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$password_err = "Please enter a password.";
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} elseif (strlen(trim($_POST["password"])) < 6) {
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$password_err = "Password must have atleast 6 characters.";
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} else {
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$password = trim($_POST["password"]);
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}
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// Validate confirm password
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if (empty(trim($_POST["confirm_password"]))) {
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$confirm_password_err = "Please confirm password.";
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} else {
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$confirm_password = trim($_POST["confirm_password"]);
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if (empty($password_err) && ($password != $confirm_password)) {
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$confirm_password_err = "Password did not match.";
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}
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}
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if (empty(trim($_POST["first_name"]))) {
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$first_name_err = "Please input your first name.";
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} else {
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$first_name = trim($_POST["first_name"]);
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}
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if (empty(trim($_POST["last_name"]))) {
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$last_name_err = "Please input your last name.";
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} else {
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$last_name = trim($_POST["last_name"]);
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}
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// Check input errors before inserting in database
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if (
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empty($username_err) && empty($password_err)
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&& empty($confirm_password_err) && empty($first_name_err)
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&& empty($last_name_err)
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) {
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if (add_user($username, $first_name, $last_name, $password)) {
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// Redirect to login page
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header("location: login.php");
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} else {
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echo "Something went wrong. Please try again later.";
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}
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}
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}
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Sign Up</title>
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.css">
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<style type="text/css">
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body {
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font: 14px sans-serif;
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}
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.wrapper {
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width: 350px;
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padding: 20px;
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}
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</style>
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</head>
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<body>
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<div class="wrapper">
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<h2>Sign Up</h2>
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<p>Please fill this form to create an account.</p>
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<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post">
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<div class="form-group <?php echo (!empty($username_err)) ? 'has-error' : ''; ?>">
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<label>Username</label>
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<input type="text" name="username" class="form-control" value="<?php echo $username; ?>">
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<span class="help-block"><?php echo $username_err; ?></span>
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</div>
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<div class="form-group <?php echo (!empty($first_name_err)) ? 'has-error' : ''; ?>">
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<label>First name</label>
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<input type="text" name="first_name" class="form-control" value="<?php echo $first_name; ?>">
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<span class="help-block"><?php echo $first_name_err; ?></span>
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</div>
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<div class="form-group <?php echo (!empty($last_name_err)) ? 'has-error' : ''; ?>">
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<label>Last name</label>
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<input type="text" name="last_name" class="form-control" value="<?php echo $last_name; ?>">
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<span class="help-block"><?php echo $last_name_err; ?></span>
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</div>
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<div class="form-group <?php echo (!empty($password_err)) ? 'has-error' : ''; ?>">
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<label>Password</label>
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<input type="password" name="password" class="form-control" value="<?php echo $password; ?>">
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<span class="help-block"><?php echo $password_err; ?></span>
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</div>
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<div class="form-group <?php echo (!empty($confirm_password_err)) ? 'has-error' : ''; ?>">
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<label>Confirm Password</label>
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<input type="password" name="confirm_password" class="form-control" value="<?php echo $confirm_password; ?>">
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<span class="help-block"><?php echo $confirm_password_err; ?></span>
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</div>
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<div class="form-group">
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<input type="submit" class="btn btn-primary" value="Submit">
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<input type="reset" class="btn btn-default" value="Reset">
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</div>
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<p>Already have an account? <a href="login.php">Login here</a>.</p>
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</form>
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</div>
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</body>
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</html>
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