Remove ability to change account password or username or register on 1.8.2 and below

database/backported/1.5/registerAccount.php

@@ -1,42 +0,0 @@
-<?php
-$conn = newConnection();
-
-$post = getPostData();
-$username = $post['username'] ?? '';
-$password = $post['password'] ?? '';
-$email = $post['email'] ?? '';
-
-if (!preg_match('/^[a-zA-Z0-9]{3,16}$/', $username)) {
-    exitWithMessage("-1");
-}
-
-if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
-    exitWithMessage("-2");
-}
-
-if (!preg_match('/^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d!@#$%^&*()_\-+=]{8,}$/', $password)) {
-    exitWithMessage("-3");
-}
-
-$stmt = $conn->prepare("SELECT id FROM users WHERE username = ? OR email = ?");
-$stmt->bind_param("ss", $username, $email);
-$stmt->execute();
-$res = $stmt->get_result();
-
-if ($res->num_rows > 0) {
-    exitWithMessage("-4");
-}
-
-$hashed = password_hash($password, PASSWORD_DEFAULT);
-$token = bin2hex(random_bytes(256));
-$ip = getIPAddress();
-$time = time();
-
-$stmt = $conn->prepare("INSERT INTO users (token, username, password, email, register_time, latest_ip) VALUES (?, ?, ?, ?, ?, ?)");
-$stmt->bind_param("ssssis", $token, $username, $hashed, $email, $time, $ip);
-$stmt->execute();
-
-$stmt->close();
-$conn->close();
-
-echo encrypt("1");