FederationRestrictions: conditional display

app/soapbox/features/federation_restrictions/index.js

@@ -8,6 +8,8 @@ import { createSelector } from 'reselect';
 import { Map as ImmutableMap, OrderedSet as ImmutableOrderedSet } from 'immutable';
 import RestrictedInstance from './components/restricted_instance';
 import Accordion from 'soapbox/features/ui/components/accordion';
+import ScrollableList from 'soapbox/components/scrollable_list';
+import { federationRestrictionsDisclosed } from 'soapbox/utils/state';
 
 const getHosts = createSelector([
   state => state.getIn(['instance', 'pleroma', 'metadata', 'federation', 'mrf_simple'], ImmutableMap()),
@@ -22,11 +24,14 @@ const messages = defineMessages({
   heading: { id: 'column.federation_restrictions', defaultMessage: 'Federation Restrictions' },
   boxTitle: { id: 'federation_restrictions.explanation_box.title', defaultMessage: 'Instance-specific policies' },
   boxMessage: { id: 'federation_restrictions.explanation_box.message', defaultMessage: 'Normally servers on the Fediverse can communicate freely. {siteTitle} has imposed restrictions on the following servers.' },
+  emptyMessage: { id: 'federation_restrictions.empty_message', defaultMessage: '{siteTitle} has not restricted any instances.' },
+  notDisclosed: { id: 'federation_restrictions.not_disclosed_message', defaultMessage: '{siteTitle} does not disclose federation restrictions through the API.' },
 });
 
 const mapStateToProps = state => ({
   siteTitle: state.getIn(['instance', 'title']),
   hosts: getHosts(state),
+  disclosed: federationRestrictionsDisclosed(state),
 });
 
 export default @connect(mapStateToProps)
@@ -35,6 +40,7 @@ class FederationRestrictions extends ImmutablePureComponent {
 
   static propTypes = {
     intl: PropTypes.object.isRequired,
+    disclosed: PropTypes.bool,
   };
 
   state = {
@@ -46,9 +52,11 @@ class FederationRestrictions extends ImmutablePureComponent {
   }
 
   render() {
-    const { intl, hosts, siteTitle } = this.props;
+    const { intl, hosts, siteTitle, disclosed } = this.props;
     const { explanationBoxExpanded } = this.state;
 
+    const emptyMessage = disclosed ? messages.emptyMessage : messages.notDisclosed;
+
     return (
       <Column icon='gavel' heading={intl.formatMessage(messages.heading)} backBtnSlim>
         <div className='explanation-box'>
@@ -59,11 +67,12 @@ class FederationRestrictions extends ImmutablePureComponent {
           >
             {intl.formatMessage(messages.boxMessage, { siteTitle })}
           </Accordion>
-
         </div>
 
         <div className='federation-restrictions'>
-          {hosts.map(host => <RestrictedInstance key={host} host={host} />)}
+          <ScrollableList emptyMessage={intl.formatMessage(emptyMessage, { siteTitle })}>
+            {hosts.map(host => <RestrictedInstance key={host} host={host} />)}
+          </ScrollableList>
         </div>
       </Column>
     );

app/soapbox/pages/remote_instance_page.js

@@ -8,6 +8,7 @@ import FeaturesPanel from 'soapbox/features/ui/components/features_panel';
 import LinkFooter from 'soapbox/features/ui/components/link_footer';
 import { getFeatures } from 'soapbox/utils/features';
 import InstanceInfoPanel from 'soapbox/features/ui/components/instance_info_panel';
+import { federationRestrictionsDisclosed } from 'soapbox/utils/state';
 
 const mapStateToProps = state => {
   const features = getFeatures(state.get('instance'));
@@ -15,6 +16,7 @@ const mapStateToProps = state => {
   return {
     showTrendsPanel: features.trends,
     showWhoToFollowPanel: features.suggestions,
+    disclosed: federationRestrictionsDisclosed(state),
   };
 };
 
@@ -22,7 +24,7 @@ export default @connect(mapStateToProps)
 class RemoteInstancePage extends ImmutablePureComponent {
 
   render() {
-    const { children, showTrendsPanel, showWhoToFollowPanel, params: { instance: host } } = this.props;
+    const { children, showTrendsPanel, showWhoToFollowPanel, params: { instance: host }, disclosed } = this.props;
 
     return (
       <div className='page'>
@@ -31,7 +33,7 @@ class RemoteInstancePage extends ImmutablePureComponent {
 
             <div className='columns-area__panels__pane columns-area__panels__pane--left'>
               <div className='columns-area__panels__pane__inner'>
-                <InstanceInfoPanel host={host} />
+                {disclosed && <InstanceInfoPanel host={host} />}
               </div>
             </div>
 

app/soapbox/utils/state.js

@@ -4,3 +4,7 @@ export const displayFqn = state => {
   const soapbox = getSoapboxConfig(state);
   return soapbox.get('displayFqn');
 };
+
+export const federationRestrictionsDisclosed = state => {
+  return state.hasIn(['instance', 'pleroma', 'metadata', 'federation', 'exclusions']);
+};

app/styles/components/federation-restrictions.scss

@@ -1,5 +1,13 @@
 .federation-restrictions {
-  padding: 15px;
+  padding-top: 15px;
+
+  .slist .item-list > article {
+    padding: 0 20px;
+
+    &:last-child {
+      padding-bottom: 15px;
+    }
+  }
 }
 
 .restricted-instance {