Step 10.2: Move matrix logo replacement into react-sdk

Author: turt2live

res/img/matrix.svg

@@ -57,8 +57,7 @@ export default class EmbeddedPage extends React.PureComponent<IProps, IState> {
         };
     }
 
-    protected translate(s: string): string {
-        // default implementation - skins may wish to extend this
+    private translate(s: string): string {
         return sanitizeHtml(_t(s));
     }
 

src/components/structures/EmbeddedPage.tsx

@@ -0,0 +1,26 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// We're importing via require specifically so the svg becomes a URI rather than a DOM element.
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+const matrixSvg = require('../../../res/img/matrix.svg').default;
+
+/**
+ * Intended to replace $matrixLogo in the welcome page.
+ */
+export const MATRIX_LOGO_HTML = `<a href="https://matrix.org" target="_blank" rel="noreferrer noopener">
+    <img width="79" height="34" alt="Matrix" style="padding-left: 1px;vertical-align: middle" src="${matrixSvg}"/>
+</a>`;

src/components/structures/static-page-vars.ts

@@ -24,6 +24,7 @@ import SettingsStore from "../../../settings/SettingsStore";
 import { UIFeature } from "../../../settings/UIFeature";
 import LanguageSelector from "./LanguageSelector";
 import EmbeddedPage from "../../structures/EmbeddedPage";
+import { MATRIX_LOGO_HTML } from "../../structures/static-page-vars";
 
 // translatable strings for Welcome pages
 _td("Sign in with SSO");
@@ -54,6 +55,7 @@ export default class Welcome extends React.PureComponent<IProps> {
                         replaceMap={{
                             "$riot:ssoUrl": "#/start_sso",
                             "$riot:casUrl": "#/start_cas",
+                            "$matrixLogo": MATRIX_LOGO_HTML,
                         }}
                     />
                     <LanguageSelector />