init

2025-04-15 20:29:16 +02:00
commit 7cd04e2a52
13 changed files with 443 additions and 0 deletions
@@ -0,0 +1,55 @@
+<?php
+include 'db_connection.php';
+
+if ($_SERVER["REQUEST_METHOD"] == "POST") {
+    $vorname = sanitize_input($_POST['vorname']);
+    $nachname = sanitize_input($_POST['nachname']);
+    $username = sanitize_input($_POST['username']);
+    $password = sanitize_input($_POST['password']);
+
+    // Hash the password for security
+    $hashed_password = password_hash($password, PASSWORD_DEFAULT);
+
+    // Check if the username already exists
+    $check_sql = "SELECT username FROM User WHERE username='$username'";
+    $check_result = $conn->query($check_sql);
+
+    if ($check_result->num_rows > 0) {
+        $registration_error = "Username already exists. Please choose a different one.";
+    } else {
+        $sql = "INSERT INTO User (vorname, nachname, username, password) VALUES ('$vorname', '$nachname', '$username', '$hashed_password')";
+
+        if ($conn->query($sql) === TRUE) {
+            $registration_success = "Registration successful! You can now <a href='login.php'>login</a>.";
+        } else {
+            $registration_error = "Error: " . $sql . "<br>" . $conn->error;
+        }
+    }
+}
+
+$conn->close();
+?>
+
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Register</title>
+</head>
+<body>
+    <h2>Register</h2>
+    <?php if (isset($registration_error)): ?>
+        <p style="color:red;"><?php echo $registration_error; ?></p>
+    <?php endif; ?>
+    <?php if (isset($registration_success)): ?>
+        <p style="color:green;"><?php echo $registration_success; ?></p>
+    <?php endif; ?>
+    <form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>">
+        Vorname: <input type="text" name="vorname" required><br><br>
+        Nachname: <input type="text" name="nachname" required><br><br>
+        Username: <input type="text" name="username" required><br><br>
+        Password: <input type="password" name="password" required><br><br>
+        <input type="submit" value="Register">
+    </form>
+    <p>Already have an account? <a href="login.php">Login here</a></p>
+</body>
+</html>