- Remove production DB dump (db_backup_*.sql) and update.log from git tracking - Add DB backups to .gitignore - Replace all console.log/console.error with structured logger module - Translate Dutch error messages to English (link-discord.ts) - Remove dead code blocks (register-form.tsx false && pattern) - Add ESLint flat config with TypeScript, React, Next.js, jsx-a11y, and security plugins - Add Prettier config - Add eslint-plugin-security for security-aware linting - Fix all 119+ ESLint warnings across the codebase: - Resolve security/detect-object-injection with safe access patterns - Resolve security/detect-non-literal-fs-filename with path traversal validation - Replace <img> with next/image <Image> component - Remove unused variables and imports - Replace non-null assertions with proper type guards - Replace <a> with <Link> for internal navigation - Use next/script Script component for external scripts - Fix setState-in-useEffect anti-patterns (navbar-color-picker, logo-generator, theme-switcher) - Add lint and format scripts to package.json All checks: typecheck ✓, tests 58/58 ✓, lint 0 errors 0 warnings ✓
56 lines
2.4 KiB
TypeScript
56 lines
2.4 KiB
TypeScript
import { siteSettings } from "@/lib/services/site-settings";
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/**
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* VPN / proxy / Tor detection via an external provider, driven by
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* website_settings (configured at /admin/vpn). Mirrors AtomCMS's IP lookup used
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* to block registrations from anonymising IPs. FAIL-OPEN: any error, missing
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* config, or disabled toggle returns "not blocked".
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*
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* Settings keys: vpn_block_enabled ("1"), vpn_provider ("proxycheck" |
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* "ipqualityscore"), vpn_api_key.
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*/
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export interface IpVerdict {
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blocked: boolean;
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reason?: string;
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}
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const PRIVATE_RE =
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/^(127\.|10\.|192\.168\.|172\.(1[6-9]|2\d|3[01])\.|::1|fc|fd|localhost$|0\.0\.0\.0$)/i;
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export async function checkVpn(ip: string): Promise<IpVerdict> {
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if (!ip || PRIVATE_RE.test(ip)) return { blocked: false };
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if (!(await siteSettings.getBool("vpn_block_enabled", false))) return { blocked: false };
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const provider = ((await siteSettings.get("vpn_provider", "proxycheck")) ?? "proxycheck").toLowerCase();
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const apiKey = (await siteSettings.get("vpn_api_key", "")) ?? "";
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try {
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const controller = new AbortController();
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const timer = setTimeout(() => controller.abort(), 4000);
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if (provider === "ipqualityscore") {
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if (!apiKey) return { blocked: false };
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const res = await fetch(
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`https://ipqualityscore.com/api/json/ip/${encodeURIComponent(apiKey)}/${encodeURIComponent(ip)}`,
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{ signal: controller.signal, cache: "no-store" },
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);
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clearTimeout(timer);
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const d = (await res.json()) as { proxy?: boolean; vpn?: boolean; tor?: boolean };
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if (d?.vpn || d?.tor || d?.proxy) return { blocked: true, reason: "VPN/proxy detected" };
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return { blocked: false };
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}
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// Default: proxycheck.io (works keyless at a low rate; key raises limits).
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const url = `https://proxycheck.io/v2/${encodeURIComponent(ip)}?vpn=1&risk=1${apiKey ? `&key=${encodeURIComponent(apiKey)}` : ""}`;
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const res = await fetch(url, { signal: controller.signal, cache: "no-store" });
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clearTimeout(timer);
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const d = (await res.json()) as Record<string, { proxy?: string; type?: string }>;
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// eslint-disable-next-line security/detect-object-injection -- ip is the API response key from proxycheck
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const entry = d?.[ip];
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if (entry?.proxy === "yes") return { blocked: true, reason: `${entry.type ?? "Proxy"} detected` };
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return { blocked: false };
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} catch {
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return { blocked: false };
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}
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}
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