Use cached RoomContext settings values throughout rooms

Signed-off-by: Robin Townsend <robin@robin.town>

src/components/structures/MessagePanel.js

@@ -26,6 +26,7 @@ import * as sdk from '../../index';
 
 import {MatrixClientPeg} from '../../MatrixClientPeg';
 import SettingsStore from '../../settings/SettingsStore';
+import RoomContext from "../../contexts/RoomContext";
 import {Layout, LayoutPropType} from "../../settings/Layout";
 import {_t} from "../../languageHandler";
 import {haveTileForEvent} from "../views/rooms/EventTile";
@@ -152,6 +153,8 @@ export default class MessagePanel extends React.Component {
         enableFlair: PropTypes.bool,
     };
 
+    static contextType = RoomContext;
+
     constructor(props) {
         super(props);
 
@@ -381,7 +384,7 @@ export default class MessagePanel extends React.Component {
         // Always show highlighted event
         if (this.props.highlightedEventId === mxEv.getId()) return true;
 
-        return !shouldHideEvent(mxEv);
+        return !shouldHideEvent(mxEv, this.context);
     }
 
     _readMarkerForEvent(eventId, isLastEvent) {

src/components/structures/RoomView.tsx

@@ -859,7 +859,7 @@ export default class RoomView extends React.Component<IProps, IState> {
             // update unread count when scrolled up
             if (!this.state.searchResults && this.state.atEndOfLiveTimeline) {
                 // no change
-            } else if (!shouldHideEvent(ev)) {
+            } else if (!shouldHideEvent(ev, this.state)) {
                 this.setState((state, props) => {
                     return {numUnreadMessages: state.numUnreadMessages + 1};
                 });

src/components/structures/TimelinePanel.js

@@ -26,6 +26,7 @@ import {EventTimeline} from "matrix-js-sdk/src/models/event-timeline";
 import {TimelineWindow} from "matrix-js-sdk/src/timeline-window";
 import { _t } from '../../languageHandler';
 import {MatrixClientPeg} from "../../MatrixClientPeg";
+import RoomContext from "../../contexts/RoomContext";
 import UserActivity from "../../UserActivity";
 import Modal from "../../Modal";
 import dis from "../../dispatcher/dispatcher";
@@ -122,6 +123,8 @@ class TimelinePanel extends React.Component {
         layout: LayoutPropType,
     }
 
+    static contextType = RoomContext;
+
     // a map from room id to read marker event timestamp
     static roomReadMarkerTsMap = {};
 
@@ -1285,7 +1288,7 @@ class TimelinePanel extends React.Component {
 
             const shouldIgnore = !!ev.status || // local echo
                 (ignoreOwn && ev.sender && ev.sender.userId == myUserId);   // own message
-            const isWithoutTile = !haveTileForEvent(ev) || shouldHideEvent(ev);
+            const isWithoutTile = !haveTileForEvent(ev) || shouldHideEvent(ev, this.context);
 
             if (isWithoutTile || !node) {
                 // don't start counting if the event should be ignored,