1 files changed, 96 insertions, 0 deletions
diff --git a/signup/signup.php b/signup/signup.php
new file mode 100644
index 0000000..5ba3ca8
--- /dev/null
+++ b/signup/signup.php
@@ -0,0 +1,96 @@
+<?php
+/*
+ *  GNUfault.org - GNUfault's website
+ *  Copyright (C) 2026  Connor Thomson
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+if ($_SERVER["REQUEST_METHOD"] == "POST") {
+    $username        = $_POST['username'];
+    $password        = $_POST['password'];
+    $confirmpassword = $_POST['confirmpassword'];
+    $email           = $_POST['email'];
+
+    if ($confirmpassword != $password) {
+        echo "Passwords do not match!";
+        exit;
+    }
+
+    $hashed_password = password_hash($password, PASSWORD_DEFAULT);
+
+    $code    = rand(1000, 9999);
+
+    $host    = '127.0.0.1';
+    $db      = 'gnufaultdb';
+    $db_user = 'gnufaultdb_user';
+    $pass    = trim(file_get_contents('/etc/gnufault.d/password'));
+
+    $charset = 'utf8mb4';
+    $dsn     = "mysql:host=$host;dbname=$db;charset=$charset";
+
+    $options = [
+        PDO::ATTR_ERRMODE            => PDO::ERRMODE_EXCEPTION,
+        PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+        PDO::ATTR_EMULATE_PREPARES   => false,
+    ];
+
+    try {
+        $pdo = new PDO($dsn, $db_user, $pass, $options);
+    } catch (\PDOException $e) {
+        throw new \PDOException($e->getMessage(), (int)$e->getCode());
+    }
+
+    try {
+        $sql = "INSERT INTO users (username, email, password, verification_code) VALUES (:username, :email, :password, :code)";
+        $stmt = $pdo->prepare($sql);
+        $stmt->execute([
+            'username' => $username,
+            'email'    => $email,
+            'password' => $hashed_password,
+            'code'     => $code
+        ]);
+
+        $user_id = $pdo->lastInsertId();
+
+        setcookie('user_id', (string)$user_id, [
+            'expires'  => 2147483647,
+            'path'     => '/',
+            'secure'   => true,
+            'httponly' => true,
+            'samesite' => 'Strict'
+        ]);
+    } catch (\PDOException $e) {
+        if ($e->getCode() == 23000) {
+            echo "Error: Username or email is already taken.";
+        } else {
+            echo "Error: " . $e->getMessage();
+        }
+        exit;
+    }
+
+    $subject = "GNUfault.org Verification Code";
+
+    $headers = "From: noreply@gnufault.org" . "\r\n" .
+               "Reply-To: noreply@gnufault.org" . "\r\n" .
+               "X-Mailer: PHP/" . phpversion();
+
+    if (mail($email, $subject, $code, $headers)) {
+        header("Location: verify");
+    } else {
+        echo "Failed to send";
+        exit;
+    }
+}
+?>