void RedirectScheduler::scheduleLocationChange(const String& url, const String& referrer, bool lockHistory, bool lockBackForwardList, bool wasUserGesture)
{
if (!m_frame->page())
return;
if (url.isEmpty())
return;
lockBackForwardList = lockBackForwardList || mustLockBackForwardList(m_frame);
FrameLoader* loader = m_frame->loader();
// If the URL we're going to navigate to is the same as the current one, except for the
// fragment part, we don't need to schedule the location change.
KURL parsedURL(ParsedURLString, url);
if (parsedURL.hasFragmentIdentifier() && equalIgnoringFragmentIdentifier(loader->url(), parsedURL)) {
loader->changeLocation(loader->completeURL(url), referrer, lockHistory, lockBackForwardList, wasUserGesture);
return;
}
// Handle a location change of a page with no document as a special case.
// This may happen when a frame changes the location of another frame.
bool duringLoad = !loader->committedFirstRealDocumentLoad();
schedule(new ScheduledLocationChange(url, referrer, lockHistory, lockBackForwardList, wasUserGesture, duringLoad));
}
void NavigationScheduler::scheduleLocationChange(Document* initiatingDocument, SecurityOrigin* securityOrigin, const URL& url, const String& referrer, LockHistory lockHistory, LockBackForwardList lockBackForwardList)
{
if (!shouldScheduleNavigation(url))
return;
if (lockBackForwardList == LockBackForwardList::No)
lockBackForwardList = mustLockBackForwardList(m_frame);
FrameLoader& loader = m_frame.loader();
// If the URL we're going to navigate to is the same as the current one, except for the
// fragment part, we don't need to schedule the location change.
if (url.hasFragmentIdentifier() && equalIgnoringFragmentIdentifier(m_frame.document()->url(), url)) {
ResourceRequest resourceRequest(m_frame.document()->completeURL(url), referrer, UseProtocolCachePolicy);
ShouldOpenExternalURLsPolicy shouldOpenExternalURLsPolicy = ShouldOpenExternalURLsPolicy::ShouldNotAllow;
if (initiatingDocument)
shouldOpenExternalURLsPolicy = initiatingDocument->shouldOpenExternalURLsPolicyToPropagate();
FrameLoadRequest frameRequest(securityOrigin, resourceRequest, "_self", lockHistory, lockBackForwardList, MaybeSendReferrer, AllowNavigationToInvalidURL::No, NewFrameOpenerPolicy::Allow, ReplaceDocumentIfJavaScriptURL, shouldOpenExternalURLsPolicy);
loader.changeLocation(frameRequest);
return;
}
// Handle a location change of a page with no document as a special case.
// This may happen when a frame changes the location of another frame.
bool duringLoad = !loader.stateMachine().committedFirstRealDocumentLoad();
schedule(std::make_unique<ScheduledLocationChange>(initiatingDocument, securityOrigin, url, referrer, lockHistory, lockBackForwardList, duringLoad));
}
void NavigationScheduler::scheduleLocationChange(SecurityOrigin* securityOrigin, const String& url, const String& referrer, bool lockHistory, bool lockBackForwardList)
{
if (!shouldScheduleNavigation(url))
return;
if (url.isEmpty())
return;
lockBackForwardList = lockBackForwardList || mustLockBackForwardList(m_frame);
FrameLoader& loader = m_frame.loader();
// If the URL we're going to navigate to is the same as the current one, except for the
// fragment part, we don't need to schedule the location change.
URL parsedURL(ParsedURLString, url);
if (parsedURL.hasFragmentIdentifier() && equalIgnoringFragmentIdentifier(m_frame.document()->url(), parsedURL)) {
loader.changeLocation(securityOrigin, m_frame.document()->completeURL(url), referrer, lockHistory, lockBackForwardList);
return;
}
// Handle a location change of a page with no document as a special case.
// This may happen when a frame changes the location of another frame.
bool duringLoad = !loader.stateMachine()->committedFirstRealDocumentLoad();
schedule(std::make_unique<ScheduledLocationChange>(securityOrigin, url, referrer, lockHistory, lockBackForwardList, duringLoad));
}
void NavigationScheduler::scheduleLocationChange(SecurityOrigin* securityOrigin, const String& url, const String& referrer, bool lockBackForwardList)
{
if (!shouldScheduleNavigation(url))
return;
if (url.isEmpty())
return;
lockBackForwardList = lockBackForwardList || mustLockBackForwardList(m_frame);
// If the URL we're going to navigate to is the same as the current one, except for the
// fragment part, we don't need to schedule the location change. We'll skip this
// optimization for cross-origin navigations to minimize the navigator's ability to
// execute timing attacks.
if (securityOrigin->canAccess(m_frame->document()->securityOrigin())) {
KURL parsedURL(ParsedURLString, url);
if (parsedURL.hasFragmentIdentifier() && equalIgnoringFragmentIdentifier(m_frame->document()->url(), parsedURL)) {
FrameLoadRequest request(securityOrigin, ResourceRequest(m_frame->document()->completeURL(url), referrer), "_self");
request.setLockBackForwardList(lockBackForwardList);
request.setClientRedirect(ClientRedirect);
m_frame->loader().load(request);
return;
}
}
schedule(adoptPtr(new ScheduledLocationChange(securityOrigin, url, referrer, lockBackForwardList)));
}
void RedirectScheduler::scheduleFormSubmission(PassRefPtr<FormSubmission> submission)
{
ASSERT(m_frame->page());
// FIXME: Do we need special handling for form submissions where the URL is the same
// as the current one except for the fragment part? See scheduleLocationChange above.
// Handle a location change of a page with no document as a special case.
// This may happen when a frame changes the location of another frame.
bool duringLoad = !m_frame->loader()->stateMachine()->committedFirstRealDocumentLoad();
// If this is a child frame and the form submission was triggered by a script, lock the back/forward list
// to match IE and Opera.
// See https://bugs.webkit.org/show_bug.cgi?id=32383 for the original motivation for this.
bool lockBackForwardList = mustLockBackForwardList(m_frame, UserGestureIndicator::processingUserGesture()) || (submission->state()->formSubmissionTrigger() == SubmittedByJavaScript && m_frame->tree()->parent());
schedule(adoptPtr(new ScheduledFormSubmission(submission, lockBackForwardList, duringLoad)));
}
void RedirectScheduler::scheduleFormSubmission(const FrameLoadRequest& frameRequest,
bool lockHistory, PassRefPtr<Event> event, PassRefPtr<FormState> formState)
{
ASSERT(m_frame->page());
ASSERT(!frameRequest.isEmpty());
// FIXME: Do we need special handling for form submissions where the URL is the same
// as the current one except for the fragment part? See scheduleLocationChange above.
// Handle a location change of a page with no document as a special case.
// This may happen when a frame changes the location of another frame.
bool duringLoad = !m_frame->loader()->committedFirstRealDocumentLoad();
// If this is a child frame and the form submission was triggered by a script, lock the back/forward list
// to match IE and Opera.
// See https://bugs.webkit.org/show_bug.cgi?id=32383 for the original motivation for this.
bool lockBackForwardList = mustLockBackForwardList(m_frame) || (formState->formSubmissionTrigger() == SubmittedByJavaScript && m_frame->tree()->parent());
schedule(new ScheduledFormSubmission(frameRequest, lockHistory, lockBackForwardList, event, formState, duringLoad));
}
void NavigationScheduler::scheduleFormSubmission(PassRefPtr<FormSubmission> submission)
{
ASSERT(m_frame.page());
// FIXME: Do we need special handling for form submissions where the URL is the same
// as the current one except for the fragment part? See scheduleLocationChange above.
// Handle a location change of a page with no document as a special case.
// This may happen when a frame changes the location of another frame.
bool duringLoad = !m_frame.loader().stateMachine().committedFirstRealDocumentLoad();
// If this is a child frame and the form submission was triggered by a script, lock the back/forward list
// to match IE and Opera.
// See https://bugs.webkit.org/show_bug.cgi?id=32383 for the original motivation for this.
LockBackForwardList lockBackForwardList = mustLockBackForwardList(m_frame);
if (lockBackForwardList == LockBackForwardList::No
&& (submission->state()->formSubmissionTrigger() == SubmittedByJavaScript && m_frame.tree().parent() && !ScriptController::processingUserGesture())) {
lockBackForwardList = LockBackForwardList::Yes;
}
schedule(std::make_unique<ScheduledFormSubmission>(submission, lockBackForwardList, duringLoad));
}
void NavigationScheduler::scheduleFormSubmission(PassRefPtr<FormSubmission> submission)
{
ASSERT(m_frame->page());
schedule(adoptPtr(new ScheduledFormSubmission(submission, mustLockBackForwardList(m_frame))));
}