Remove announcementGroup capability checks

_locales/en/messages.json

@@ -4066,10 +4066,6 @@
     "message": "You cannot send messages to that group.",
     "description": "Shown in toast when you attempt to forward a message to an announcement only group"
   },
-  "GroupV2--add--missing-capability": {
-    "message": "These people cannot be added to the group until they upgrade Signal.",
-    "description": "Shown in a confirmation dialog when members who cannot view announcement only group cannot be added"
-  },
   "GroupV2--cannot-start-group-call": {
     "message": "Only admins of the group can start a call.",
     "description": "Shown in toast when a non-admin starts a group call in an announcements only group"

ts/components/conversation/conversation-details/ConversationDetails.stories.tsx

@@ -8,7 +8,6 @@ import { action } from '@storybook/addon-actions';
 import { times } from 'lodash';
 
 import { setupI18n } from '../../../util/setupI18n';
-import { CapabilityError } from '../../../types/errors';
 import enMessages from '../../../../_locales/en/messages.json';
 import type { Props } from './ConversationDetails';
 import { ConversationDetails } from './ConversationDetails';
@@ -189,16 +188,6 @@ story.add('Group Links On', () => {
   return <ConversationDetails {...props} isAdmin />;
 });
 
-story.add('Group add with missing capabilities', () => (
-  <ConversationDetails
-    {...createProps()}
-    canEditGroupInfo
-    addMembers={async () => {
-      throw new CapabilityError('stories');
-    }}
-  />
-));
-
 story.add('1:1', () => (
   <ConversationDetails {...createProps()} isGroup={false} />
 ));

ts/components/conversation/conversation-details/ConversationDetails.tsx

@@ -16,7 +16,6 @@ import { getMutedUntilText } from '../../../util/getMutedUntilText';
 import type { LocalizerType, ThemeType } from '../../../types/Util';
 import type { MediaItemType } from '../../../types/MediaItem';
 import type { BadgeType } from '../../../badges/types';
-import { CapabilityError } from '../../../types/errors';
 import { missingCaseError } from '../../../util/missingCaseError';
 
 import { DisappearingTimerSelect } from '../../DisappearingTimerSelect';
@@ -166,8 +165,6 @@ export const ConversationDetails: React.ComponentType<Props> = ({
     useState<RequestState>(RequestState.Inactive);
   const [addGroupMembersRequestState, setAddGroupMembersRequestState] =
     useState<RequestState>(RequestState.Inactive);
-  const [membersMissingCapability, setMembersMissingCapability] =
-    useState(false);
 
   if (conversation === undefined) {
     throw new Error('ConversationDetails rendered without a conversation');
@@ -260,12 +257,7 @@ export const ConversationDetails: React.ComponentType<Props> = ({
               setModalState(ModalState.NothingOpen);
               setAddGroupMembersRequestState(RequestState.Inactive);
             } catch (err) {
-              if (err instanceof CapabilityError) {
+              setAddGroupMembersRequestState(RequestState.InactiveWithError);
-                setMembersMissingCapability(true);
-                setAddGroupMembersRequestState(RequestState.InactiveWithError);
-              } else {
-                setAddGroupMembersRequestState(RequestState.InactiveWithError);
-              }
             }
           }}
           onClose={() => {
@@ -317,16 +309,6 @@ export const ConversationDetails: React.ComponentType<Props> = ({
 
   return (
     <div className="conversation-details-panel">
-      {membersMissingCapability && (
-        <ConfirmationDialog
-          cancelText={i18n('Confirmation--confirm')}
-          i18n={i18n}
-          onClose={() => setMembersMissingCapability(false)}
-        >
-          {i18n('GroupV2--add--missing-capability')}
-        </ConfirmationDialog>
-      )}
-
       <ConversationDetailsHeader
         areWeASubscriber={areWeASubscriber}
         badges={badges}

ts/models/conversations.ts

@@ -27,7 +27,6 @@ import { CallMode } from '../types/Calling';
 import * as EmbeddedContact from '../types/EmbeddedContact';
 import * as Conversation from '../types/Conversation';
 import * as Stickers from '../types/Stickers';
-import { CapabilityError } from '../types/errors';
 import type {
   ContactWithHydratedAvatar,
   GroupV1InfoType,
@@ -616,14 +615,6 @@ export class ConversationModel extends window.Backbone
       );
     }
 
-    if (
-      this.get('announcementsOnly') &&
-      !toRequest.get('capabilities')?.announcementGroup
-    ) {
-      log.warn(`addPendingApprovalRequest/${idLog}: member needs to upgrade.`);
-      return undefined;
-    }
-
     // We need the user's profileKeyCredential, which requires a roundtrip with the
     //   server, and most definitely their profileKey. A getProfiles() call will
     //   ensure that we have as much as we can get with the data we have.
@@ -668,16 +659,6 @@ export class ConversationModel extends window.Backbone
       );
     }
 
-    if (
-      this.get('announcementsOnly') &&
-      !toRequest.get('capabilities')?.announcementGroup
-    ) {
-      log.warn(
-        `addMember/${idLog}: ${toRequest.idForLogging()} needs to upgrade.`
-      );
-      return undefined;
-    }
-
     const uuid = toRequest.get('uuid');
     if (!uuid) {
       throw new Error(
@@ -2301,18 +2282,6 @@ export class ConversationModel extends window.Backbone
   }
 
   async addMembersV2(conversationIds: ReadonlyArray<string>): Promise<void> {
-    if (this.get('announcementsOnly')) {
-      const isEveryMemberCapable = conversationIds.every(conversationId => {
-        const model = window.ConversationController.get(conversationId);
-        return Boolean(model?.get('capabilities')?.announcementGroup);
-      });
-      if (!isEveryMemberCapable) {
-        throw new CapabilityError(
-          'addMembersV2: some or all members need to upgrade.'
-        );
-      }
-    }
-
     await this.modifyGroupV2({
       name: 'addMembersV2',
       createGroupChange: () =>
@@ -3603,10 +3572,7 @@ export class ConversationModel extends window.Backbone
       return false;
     }
 
-    const members = getConversationMembers(this.attributes);
+    return true;
-    return members.every(conversationAttrs =>
-      Boolean(conversationAttrs.capabilities?.announcementGroup)
-    );
   }
 
   getMemberIds(): Array<string> {

ts/types/errors.ts

@@ -17,6 +17,4 @@ export function toLogFormat(error: unknown): string {
   return String(error);
 }
 
-export class CapabilityError extends Error {}
-
 export class ProfileDecryptError extends Error {}