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https://github.com/vector-im/element-web.git
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Make the config optional
Accept 404 errors from getting the config and start MatrixChat with no config, make other errors display a simple error message to prevent a completely blank page if the config does fail to load.
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b3ae9cc9d4
commit
f6aa9a7ea4
4 changed files with 23 additions and 4 deletions
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@ -121,6 +121,8 @@ module.exports = React.createClass({
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var data = {}
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if (this.props.brand) {
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data['brand'] = this.props.brand;
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} else if (this.props.brand === undefined) {
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data['brand'] = 'Vector';
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}
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emailPusherPromise = UserSettingsStore.addEmailPusher(address, data);
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} else {
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@ -79,6 +79,7 @@ var validBrowser = checkBrowserFeatures([
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"displaytable", "flexbox", "es5object", "es5function", "localstorage",
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"objectfit"
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]);
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var configError;
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// We want to support some name / value pairs in the fragment
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// so we're re-using query string like format
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@ -112,6 +113,8 @@ function parseQs(location) {
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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) {
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if (!window.matrixChat) return;
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console.log("Routing URL "+window.location);
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var params = parseQs(location);
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var loginToken = params.loginToken;
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@ -189,7 +192,7 @@ function getConfig() {
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{ method: "GET", url: "config.json", json: true },
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(err, response, body) => {
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if (err || response.status < 200 || response.status >= 300) {
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throw "failed to load config.json";
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deferred.reject({err: err, response: response});
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}
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deferred.resolve(body);
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@ -213,10 +216,25 @@ async function loadApp() {
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}
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}
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let configJson = await getConfig();
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let configJson;
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try {
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configJson = await getConfig();
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} catch (e) {
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// On 404 errors, carry on without a config,
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// but on other errors, fail, otherwise it will
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// lead to subtle errors where the app runs with
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// the default config it fails to fetch config.json.
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if (e.response.status != 404) {
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configError = e;
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}
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}
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console.log("Vector starting at "+window.location);
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if (validBrowser) {
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if (configError) {
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window.matrixChat = ReactDOM.render(<div className="error">
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Unable to load config file: please refresh the page to try again.
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</div>, document.getElementById('matrixchat'));
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} else if (validBrowser) {
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var MatrixChat = sdk.getComponent('structures.MatrixChat');
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var fragParts = parseQsFromFragment(window.location);
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window.matrixChat = ReactDOM.render(
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@ -1 +0,0 @@
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../config.json
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