Add SMTP admin settings and contact form delivery

2026-03-08 06:27:09 +01:00
parent 993a4673d8
commit 5ca4819bcb
28 changed files with 2087 additions and 55 deletions
@@ -0,0 +1,132 @@
+export const CONTACT_PROTECTION_SETTINGS_KEY = "contact_protection_settings";
+export const CONTACT_RATE_LIMIT_KEY_PREFIX = "contact_rate_limit";
+
+export type ContactProtectionSettings = {
+  turnstile: {
+    enabled: boolean;
+    siteKey: string;
+    secretKey: string;
+  };
+  rateLimit: {
+    enabled: boolean;
+    maxRequests: number;
+    windowMinutes: number;
+  };
+};
+
+export type ContactProtectionFormValues = {
+  turnstile: {
+    enabled: boolean;
+    siteKey: string;
+    secretKey: string;
+    hasSecretKey: boolean;
+  };
+  rateLimit: {
+    enabled: boolean;
+    maxRequests: number;
+    windowMinutes: number;
+  };
+};
+
+export type PublicContactProtectionSettings = {
+  turnstile: {
+    enabled: boolean;
+    siteKey: string;
+  };
+  rateLimit: {
+    enabled: boolean;
+  };
+};
+
+export function buildDefaultContactProtectionSettings(): ContactProtectionSettings {
+  return {
+    turnstile: {
+      enabled: false,
+      siteKey: "",
+      secretKey: "",
+    },
+    rateLimit: {
+      enabled: true,
+      maxRequests: 5,
+      windowMinutes: 10,
+    },
+  };
+}
+
+function parsePositiveInt(value: unknown, fallback: number) {
+  const parsed =
+    typeof value === "number"
+      ? value
+      : typeof value === "string"
+        ? Number.parseInt(value, 10)
+        : fallback;
+
+  return Number.isInteger(parsed) && parsed > 0 ? parsed : fallback;
+}
+
+export function parseContactProtectionValue(
+  rawValue: string | null | undefined,
+): ContactProtectionSettings {
+  const defaults = buildDefaultContactProtectionSettings();
+
+  if (!rawValue) {
+    return defaults;
+  }
+
+  try {
+    const parsed = JSON.parse(rawValue) as Record<string, unknown>;
+    const turnstile = parsed.turnstile && typeof parsed.turnstile === "object"
+      ? (parsed.turnstile as Record<string, unknown>)
+      : {};
+    const rateLimit = parsed.rateLimit && typeof parsed.rateLimit === "object"
+      ? (parsed.rateLimit as Record<string, unknown>)
+      : {};
+
+    return {
+      turnstile: {
+        enabled: Boolean(turnstile.enabled),
+        siteKey: typeof turnstile.siteKey === "string" ? turnstile.siteKey.trim() : "",
+        secretKey: typeof turnstile.secretKey === "string" ? turnstile.secretKey : "",
+      },
+      rateLimit: {
+        enabled: rateLimit.enabled === undefined ? defaults.rateLimit.enabled : Boolean(rateLimit.enabled),
+        maxRequests: parsePositiveInt(rateLimit.maxRequests, defaults.rateLimit.maxRequests),
+        windowMinutes: parsePositiveInt(rateLimit.windowMinutes, defaults.rateLimit.windowMinutes),
+      },
+    };
+  } catch {
+    return defaults;
+  }
+}
+
+export function toContactProtectionFormValues(
+  settings: ContactProtectionSettings,
+): ContactProtectionFormValues {
+  return {
+    turnstile: {
+      enabled: settings.turnstile.enabled,
+      siteKey: settings.turnstile.siteKey,
+      secretKey: "",
+      hasSecretKey: Boolean(settings.turnstile.secretKey),
+    },
+    rateLimit: {
+      enabled: settings.rateLimit.enabled,
+      maxRequests: settings.rateLimit.maxRequests,
+      windowMinutes: settings.rateLimit.windowMinutes,
+    },
+  };
+}
+
+export function toPublicContactProtectionSettings(
+  settings: ContactProtectionSettings,
+): PublicContactProtectionSettings {
+  return {
+    turnstile: {
+      enabled: settings.turnstile.enabled && Boolean(settings.turnstile.siteKey),
+      siteKey: settings.turnstile.siteKey,
+    },
+    rateLimit: {
+      enabled: settings.rateLimit.enabled,
+    },
+  };
+}