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Merge pull request #3533 from matrix-org/jryans/null-client-soft-crash

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Unmount React components before stopping the client
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J. Ryan Stinnett 2019-10-08 23:23:40 +01:00 committed by GitHub
commit 4635b1319a
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1 changed files with 9 additions and 8 deletions
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17
src/Lifecycle.js
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@ -511,12 +511,7 @@ export function logout() {
// logout doesn't work for guest sessions
// Also we sometimes want to re-log in a guest session
// if we abort the login
// use settimeout to avoid racing with react unmounting components
// which need a valid matrixclientpeg
setTimeout(()=>{
onLoggedOut();
}, 0);
onLoggedOut();
return;
}
@ -548,8 +543,11 @@ export function softLogout() {
// random clients stopping in the middle of the logs.
console.log("Soft logout initiated");
_isLoggingOut = true; // to avoid repeated flags
stopMatrixClient(/*unsetClient=*/false);
// Ensure that we dispatch a view change **before** stopping the client so
// so that React components unmount first. This avoids React soft crashes
// that can occur when components try to use a null client.
dis.dispatch({action: 'on_client_not_viable'}); // generic version of on_logged_out
stopMatrixClient(/*unsetClient=*/false);
// DO NOT CALL LOGOUT. A soft logout preserves data, logout does not.
}
@ -609,9 +607,12 @@ async function startMatrixClient(startSyncing=true) {
*/
export function onLoggedOut() {
_isLoggingOut = false;
// Ensure that we dispatch a view change **before** stopping the client so
// so that React components unmount first. This avoids React soft crashes
// that can occur when components try to use a null client.
dis.dispatch({action: 'on_logged_out'});
stopMatrixClient();
_clearStorage().done();
dis.dispatch({action: 'on_logged_out'});
}
/**