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Merge pull request #23487 from owncloud/core-globalajaxerrorwhengoingaway 

Detect user navigating away, don't interpret as ajax error
This commit is contained in:
Vincent Petry 2016-04-01 17:03:55 +02:00
parent e7ac5dccb6 06e7856400
commit 8d11c3b87b
2 changed files with 77 additions and 7 deletions
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39
core/js/js.js
View File

@ -740,13 +740,23 @@ var OC={
* if an error/auth error status was returned.
*/
_processAjaxError: function(xhr) {
var self = this;
// purposefully aborted request ?
if (xhr.status === 0 && (xhr.statusText === 'abort' || xhr.statusText === 'timeout')) {
// this._userIsNavigatingAway needed to distinguish ajax calls cancelled by navigating away
// from calls cancelled by failed cross-domain ajax due to SSO redirect
if (xhr.status === 0 && (xhr.statusText === 'abort' || xhr.statusText === 'timeout' || self._reloadCalled)) {
return;
}
if (_.contains([0, 302, 307, 401], xhr.status)) {
OC.reload();
if (_.contains([0, 302, 303, 307, 401], xhr.status)) {
// sometimes "beforeunload" happens later, so need to defer the reload a bit
setTimeout(function() {
if (!self._userIsNavigatingAway && !self._reloadCalled) {
OC.reload();
// only call reload once
self._reloadCalled = true;
}
}, 100);
}
},
@ -1438,6 +1448,29 @@ function initCore() {
$('html').addClass('edge');
}
$(window).on('unload.main', function() {
OC._unloadCalled = true;
});
$(window).on('beforeunload.main', function() {
// super-trick thanks to http://stackoverflow.com/a/4651049
// in case another handler displays a confirmation dialog (ex: navigating away
// during an upload), there are two possible outcomes: user clicked "ok" or
// "cancel"
// first timeout handler is called after unload dialog is closed
setTimeout(function() {
OC._userIsNavigatingAway = true;
// second timeout event is only called if user cancelled (Chrome),
// but in other browsers it might still be triggered, so need to
// set a higher delay...
setTimeout(function() {
if (!OC._unloadCalled) {
OC._userIsNavigatingAway = false;
}
}, 10000);
},1);
});
$(document).on('ajaxError.main', function( event, request, settings ) {
if (settings && settings.allowAuthErrors) {
return;

45
core/js/tests/specs/coreSpec.js
View File

@ -20,6 +20,15 @@
*/
describe('Core base tests', function() {
afterEach(function() {
// many tests call window.initCore so need to unregister global events
// ideally in the future we'll need a window.unloadCore() function
$(document).off('ajaxError.main');
$(document).off('unload.main');
$(document).off('beforeunload.main');
OC._userIsNavigatingAway = false;
OC._reloadCalled = false;
});
describe('Base values', function() {
it('Sets webroots', function() {
expect(OC.webroot).toBeDefined();
@ -925,9 +934,10 @@ describe('Core base tests', function() {
});
});
describe('global ajax errors', function() {
var reloadStub, ajaxErrorStub;
var reloadStub, ajaxErrorStub, clock;
beforeEach(function() {
clock = sinon.useFakeTimers();
reloadStub = sinon.stub(OC, 'reload');
// unstub the error processing method
ajaxErrorStub = OC._processAjaxError;
@ -936,15 +946,17 @@ describe('Core base tests', function() {
});
afterEach(function() {
reloadStub.restore();
$(document).off('ajaxError');
clock.restore();
});
it('reloads current page in case of auth error', function () {
it('reloads current page in case of auth error', function() {
var dataProvider = [
[200, false],
[400, false],
[0, true],
[401, true],
[302, true],
[303, true],
[307, true]
];
@ -953,9 +965,13 @@ describe('Core base tests', function() {
var expectedCall = dataProvider[i][1];
reloadStub.reset();
OC._reloadCalled = false;
$(document).trigger(new $.Event('ajaxError'), xhr);
// trigger timers
clock.tick(1000);
if (expectedCall) {
expect(reloadStub.calledOnce).toEqual(true);
} else {
@ -963,6 +979,27 @@ describe('Core base tests', function() {
}
}
});
})
it('reload only called once in case of auth error', function() {
var xhr = { status: 401 };
$(document).trigger(new $.Event('ajaxError'), xhr);
$(document).trigger(new $.Event('ajaxError'), xhr);
// trigger timers
clock.tick(1000);
expect(reloadStub.calledOnce).toEqual(true);
});
it('does not reload the page if the user was navigating away', function() {
var xhr = { status: 0 };
OC._userIsNavigatingAway = true;
clock.tick(100);
$(document).trigger(new $.Event('ajaxError'), xhr);
clock.tick(1000);
expect(reloadStub.notCalled).toEqual(true);
});
});
});