adad5e16c2
Remove the hash event listener before reloading the page, as the reload was being swallowed by our router. Along the way, refactor out routing logic form app.tsx to avoid causing a circular import.
83 lines
2.7 KiB
TypeScript
83 lines
2.7 KiB
TypeScript
/*
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Copyright 2022 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// Parse the given window.location and return parameters that can be used when calling
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// MatrixChat.showScreen(screen, params)
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import { logger } from "matrix-js-sdk/src/logger";
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import MatrixChatType from "matrix-react-sdk/src/components/structures/MatrixChat";
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import { parseQsFromFragment } from "./url_utils";
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let lastLocationHashSet: string = null;
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export function getScreenFromLocation(location: Location) {
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const fragparts = parseQsFromFragment(location);
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return {
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screen: fragparts.location.substring(1),
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params: fragparts.params,
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};
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}
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// Here, we do some crude URL analysis to allow
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// deep-linking.
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function routeUrl(location: Location) {
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if (!window.matrixChat) return;
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logger.log("Routing URL ", location.href);
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const s = getScreenFromLocation(location);
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(window.matrixChat as MatrixChatType).showScreen(s.screen, s.params);
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}
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function onHashChange(ev: HashChangeEvent) {
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if (decodeURIComponent(window.location.hash) === lastLocationHashSet) {
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// we just set this: no need to route it!
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return;
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}
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routeUrl(window.location);
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}
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// This will be called whenever the SDK changes screens,
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// so a web page can update the URL bar appropriately.
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export function onNewScreen(screen: string, replaceLast = false) {
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logger.log("newscreen " + screen);
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const hash = '#/' + screen;
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lastLocationHashSet = hash;
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// if the new hash is a substring of the old one then we are stripping fields e.g `via` so replace history
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if (screen.startsWith("room/") &&
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window.location.hash.includes("/$") === hash.includes("/$") && // only if both did or didn't contain event link
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window.location.hash.startsWith(hash)
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) {
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replaceLast = true;
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}
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if (replaceLast) {
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window.location.replace(hash);
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} else {
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window.location.assign(hash);
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}
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}
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// reload the page to a different url
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export function reloadPage(newUrl: string) {
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console.log("reloadPage to " + newUrl);
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window.removeEventListener('hashchange', onHashChange);
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window.location.href = newUrl;
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}
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export function init() {
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window.addEventListener('hashchange', onHashChange);
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}
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