101 lines
3.8 KiB
PHP
101 lines
3.8 KiB
PHP
<?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 = $password = "";
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$username_err = $password_err = "";
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// Processing form data when form is submitted
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if ($_SERVER["REQUEST_METHOD"] == "POST") {
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// Check if username is empty
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if (empty(trim($_POST["username"]))) {
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$username_err = "Please enter your username.";
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} else {
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$username = trim($_POST["username"]);
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}
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// Check if password is empty
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if (empty(trim($_POST["password"]))) {
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$password_err = "Please enter your password.";
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} else {
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$password = trim($_POST["password"]);
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}
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// Validate credentials
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if (empty($username_err) && empty($password_err)) {
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// Check if username exists, if yes then verify password
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if (get_username_count($username) == 1) {
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if (correct_email_password($username, $password)) {
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if (is_https()) {
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connect_user(get_user_id_from_email($username), isset($_POST["stay_loggedin"]));
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// Redirect user to welcome page
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header("location: welcome.php");
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} else {
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$username_err = "Please use HTTPS.";
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}
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} else {
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// Display an error message if password is not valid
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$username_err = "Invalid Username/Password.";
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}
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} else {
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$username_err = "Invalid Username/Password.";
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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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<?php include_once("./assets/php/copyright.php"); ?>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<!-- TODO : ADD SEO STUFF -->
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<link href="/assets/css/reset.css" rel="stylesheet">
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<link href="/assets/css/common.css" rel="stylesheet">
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<link href="/assets/css/login.css" rel="stylesheet">
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<title>Food inventory - Login</title>
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</head>
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<body>
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<div class="center30left white">
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<h2 class="montserrat" id="title">Welcome back</h2>
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<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post">
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<div class="flex-container flex-evenly">
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<input type="text" name="username" class="form-control halo-hover <?php echo (!empty($username_err)) ? 'has-error' : ''; ?>" value="<?php echo $username; ?>" placeholder="Username">
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<input type="password" name="password" class="form-control halo-hover <?php echo (!empty($password_err)) ? 'has-error' : ''; ?>" placeholder="Password">
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</div>
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<div class="flex-container flex-evenly">
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<div class="error">
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<?php
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if (!empty($username_err)) echo $username_err; else echo $password_err;
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?>
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</div>
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</div>
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<div class="remember-me flex-container">
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<label class="checkbox-container">Remember me
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<input type="checkbox" name="stay_loggedin" />
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<span class="checkmark"></span>
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</label>
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</div>
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<div class="form-group flex-container flex-vertical-center flex-evenly">
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<input type="submit" class="halo-hover login-button" value="Login">
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<a href="register.php" class="login-button halo-hover other-buttons">You don't have an account? Register!</a>
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<a href="/" class="login-button halo-hover other-buttons">Main page</a>
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</div>
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</form>
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</div>
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</body>
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</html>
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