Registrations aren't really open unless accountCreation is supported

app/soapbox/features/landing_page/index.tsx

@@ -3,11 +3,12 @@ import { FormattedMessage } from 'react-intl';
 
 import VerificationBadge from 'soapbox/components/verification_badge';
 import RegistrationForm from 'soapbox/features/auth_login/components/registration_form';
-import { useAppSelector, useSoapboxConfig } from 'soapbox/hooks';
+import { useAppSelector, useFeatures, useSoapboxConfig } from 'soapbox/hooks';
 
 import { Button, Card, CardBody, Stack, Text } from '../../components/ui';
 
 const LandingPage = () => {
+  const features = useFeatures();
   const soapboxConfig = useSoapboxConfig();
   const pepeEnabled = soapboxConfig.getIn(['extensions', 'pepe', 'enabled']) === true;
 
@@ -28,7 +29,7 @@ const LandingPage = () => {
           <FormattedMessage
             id='registration.closed_message'
             defaultMessage='{instance} is not accepting new members.'
-            values={{ instance: instance.get('title') }}
+            values={{ instance: instance.title }}
           />
         </Text>
       </Stack>
@@ -60,7 +61,7 @@ const LandingPage = () => {
   const renderBody = () => {
     if (pepeEnabled && pepeOpen) {
       return renderPepe();
-    } else if (instance.registrations) {
+    } else if (features.accountCreation && instance.registrations) {
       return renderOpen();
     } else {
       return renderClosed();

app/soapbox/features/public_layout/components/header.tsx

@@ -5,7 +5,7 @@ import { Link, Redirect } from 'react-router-dom';
 
 import { logIn, verifyCredentials } from 'soapbox/actions/auth';
 import { fetchInstance } from 'soapbox/actions/instance';
-import { useAppSelector, useSoapboxConfig } from 'soapbox/hooks';
+import { useAppSelector, useFeatures, useSoapboxConfig } from 'soapbox/hooks';
 
 import { openModal } from '../../../actions/modals';
 import { Button, Form, HStack, IconButton, Input, Tooltip } from '../../../components/ui';
@@ -31,8 +31,9 @@ const Header = () => {
   const pepeEnabled = soapboxConfig.getIn(['extensions', 'pepe', 'enabled']) === true;
 
   const { logo } = soapboxConfig;
+  const features = useFeatures();
   const instance = useAppSelector((state) => state.instance);
-  const isOpen   = instance.get('registrations', false) === true;
+  const isOpen   = features.accountCreation && instance.registrations;
   const pepeOpen = useAppSelector(state => state.verification.getIn(['instance', 'registrations'], false) === true);
 
   const [isLoading, setLoading] = React.useState(false);

app/soapbox/features/ui/components/modals/landing-page-modal.tsx

@@ -4,7 +4,7 @@ import { defineMessages, useIntl } from 'react-intl';
 
 import { Button } from 'soapbox/components/ui';
 import { Modal } from 'soapbox/components/ui';
-import { useAppSelector, useSoapboxConfig } from 'soapbox/hooks';
+import { useAppSelector, useFeatures, useSoapboxConfig } from 'soapbox/hooks';
 
 const messages = defineMessages({
   download: { id: 'landing_page_modal.download', defaultMessage: 'Download' },
@@ -25,8 +25,9 @@ const LandingPageModal: React.FC<ILandingPageModal> = ({ onClose }) => {
 
   const { logo } = soapboxConfig;
   const instance = useAppSelector((state) => state.instance);
+  const features = useFeatures();
 
-  const isOpen   = instance.get('registrations', false) === true;
+  const isOpen   = features.accountCreation && instance.registrations;
   const pepeOpen = useAppSelector(state => state.verification.getIn(['instance', 'registrations'], false) === true);
 
   return (