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Fail gracefully for non-supporting servers

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Luke Barnard 2017-09-18 15:12:38 +01:00
parent 6add06db44
commit 241d442284
1 changed files with 12 additions and 1 deletions
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13
src/components/views/elements/Flair.js
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@ -23,6 +23,10 @@ import UserSettingsStore from '../../../UserSettingsStore';
const BULK_REQUEST_DEBOUNCE_MS = 200;
// Does the server support groups? Assume yes until we receive M_UNRECOGNIZED.
// If true, flair can function and we should keep sending requests for groups and avatars.
let groupSupport = true;
// TODO: Cache-busting based on time. (The server won't inform us of membership changes.)
// This applies to userGroups and groupProfiles. We can provide a slightly better UX by
// cache-busting when the current user joins/leaves a group.
@ -133,7 +137,7 @@ export default class Flair extends React.Component {
componentWillMount() {
this._unmounted = false;
if (UserSettingsStore.isFeatureEnabled('feature_flair')) {
if (UserSettingsStore.isFeatureEnabled('feature_flair') && groupSupport) {
this._generateAvatars();
}
}
@ -159,6 +163,13 @@ export default class Flair extends React.Component {
try {
groups = await getPublicisedGroupsCached(this.context.matrixClient, this.props.userId);
} catch (err) {
// Indicate whether the homeserver supports groups
if (err.errcode === 'M_UNRECOGNIZED') {
console.warn('Cannot display flair, server does not support groups');
groupSupport = false;
// Return silently to avoid spamming for non-supporting servers
return;
}
console.error('Could not get groups for user', this.props.userId, err);
}
if (!groups || groups.length === 0) {