Revert "Discard unused CompatibilityPage.js in react-sdk"

This reverts commit e3ba9c9b

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

res/css/_components.scss

@@ -2,6 +2,7 @@
 @import "./_common.scss";
 @import "./_font-sizes.scss";
 @import "./structures/_AutoHideScrollbar.scss";
+@import "./structures/_CompatibilityPage.scss";
 @import "./structures/_ContextualMenu.scss";
 @import "./structures/_CreateRoom.scss";
 @import "./structures/_CustomRoomTagPanel.scss";

res/css/structures/_CompatibilityPage.scss

@@ -0,0 +1,19 @@
+.mx_CompatibilityPage {
+    width: 100%;
+    height: 100%;
+    background-color: #e55;
+}
+
+.mx_CompatibilityPage_box {
+    position: absolute;
+    top: 0;
+    bottom: 0;
+    left: 0;
+    right: 0;
+    margin: auto;
+    width: 500px;
+    height: 300px;
+    border: 1px solid;
+    padding: 10px;
+    background-color: #fcc;
+}

src/components/structures/CompatibilityPage.js

@@ -0,0 +1,78 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+Copyright 2019 Michael Telatynski <7t3chguy@gmail.com>
+Copyright 2019 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.
+*/
+
+import React from 'react';
+import createReactClass from 'create-react-class';
+import PropTypes from 'prop-types';
+import { _t } from '../../languageHandler';
+
+export default createReactClass({
+    displayName: 'CompatibilityPage',
+    propTypes: {
+        onAccept: PropTypes.func,
+    },
+
+    getDefaultProps: function() {
+        return {
+            onAccept: function() {}, // NOP
+        };
+    },
+
+    onAccept: function() {
+        this.props.onAccept();
+    },
+
+    render: function() {
+        return (
+        <div className="mx_CompatibilityPage">
+            <div className="mx_CompatibilityPage_box">
+                <p>{ _t("Sorry, your browser is <b>not</b> able to run Riot.", {}, { 'b': (sub) => <b>{sub}</b> }) } </p>
+                <p>
+                { _t(
+                    "Riot uses many advanced browser features, some of which are not available " +
+                    "or experimental in your current browser.",
+                ) }
+                </p>
+                <p>
+                { _t(
+                    'Please install <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, ' +
+                    'or <safariLink>Safari</safariLink> for the best experience.',
+                    {},
+                    {
+                        'chromeLink': (sub) => <a href="https://www.google.com/chrome">{sub}</a>,
+                        'firefoxLink': (sub) => <a href="https://firefox.com">{sub}</a>,
+                        'safariLink': (sub) => <a href="https://apple.com/safari">{sub}</a>,
+                    },
+                )}
+                </p>
+                <p>
+                { _t(
+                    "With your current browser, the look and feel of the application may be " +
+                    "completely incorrect, and some or all features may not function. " +
+                    "If you want to try it anyway you can continue, but you are on your own in terms " +
+                    "of any issues you may encounter!",
+                ) }
+                </p>
+                <button onClick={this.onAccept}>
+                    { _t("I understand the risks and wish to continue") }
+                </button>
+            </div>
+        </div>
+        );
+    },
+});