Optionally disable chat rate limiter and add optional chat slur/language filter (#3681)

* feat(chat): basic profanity filter. For #3139

* feat(chat): add setting for disabling chat spam protection. Closes #3523

* feat(chat): wire up the new chat slur filter to admin and chat. Closes #3139

web/utils/config-constants.tsx

@@ -38,6 +38,8 @@ const API_HIDE_VIEWER_COUNT = '/hideviewercount';
 const API_CHAT_DISABLE = '/chat/disable';
 const API_CHAT_JOIN_MESSAGES_ENABLED = '/chat/joinmessagesenabled';
 const API_CHAT_ESTABLISHED_MODE = '/chat/establishedusermode';
+const API_CHAT_SPAM_PROTECTION_ENABLED = '/chat/spamprotectionenabled';
+const API_CHAT_SLUR_FILTER_ENABLED = '/chat/slurfilterenabled';
 const API_DISABLE_SEARCH_INDEXING = '/disablesearchindexing';
 const API_SOCKET_HOST_OVERRIDE = '/sockethostoverride';
 const API_VIDEO_SERVING_ENDPOINT = '/videoservingendpoint';
@@ -258,6 +260,14 @@ export const FIELD_PROPS_DISABLE_CHAT = {
   useSubmit: true,
 };
 
+export const FIELD_PROPS_ENABLE_SPAM_PROTECTION = {
+  apiPath: API_CHAT_SPAM_PROTECTION_ENABLED,
+  configPath: '',
+  label: 'Spam Protection',
+  tip: 'Limits how quickly messages can be sent to prevent spamming.',
+  useSubmit: true,
+};
+
 export const FIELD_PROPS_CHAT_JOIN_MESSAGES_ENABLED = {
   apiPath: API_CHAT_JOIN_MESSAGES_ENABLED,
   configPath: '',
@@ -266,6 +276,14 @@ export const FIELD_PROPS_CHAT_JOIN_MESSAGES_ENABLED = {
   useSubmit: true,
 };
 
+export const FIELD_PROPS_ENABLE_CHAT_SLUR_FILTER = {
+  apiPath: API_CHAT_SLUR_FILTER_ENABLED,
+  configPath: '',
+  label: 'Chat language filter',
+  tip: 'Filters out messages that contain offensive language.',
+  useSubmit: true,
+};
+
 export const CHAT_ESTABLISHED_USER_MODE = {
   apiPath: API_CHAT_ESTABLISHED_MODE,
   configPath: '',

web/utils/server-status-context.tsx

@@ -69,6 +69,8 @@ const initialServerConfigState: ConfigDetails = {
   forbiddenUsernames: [],
   suggestedUsernames: [],
   chatDisabled: false,
+  chatSpamProtectionEnabled: true,
+  chatSlurFilterEnabled: false,
   chatJoinMessagesEnabled: true,
   chatEstablishedUserMode: false,
   hideViewerCount: false,