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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/PerformanceNavigationTiming.h"
#include "mozilla/dom/PerformanceNavigationTimingBinding.h"
#include "mozilla/StaticPrefs_dom.h"
#include "mozilla/StaticPrefs_privacy.h"
using namespace mozilla::dom;
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PerformanceNavigationTiming)
NS_INTERFACE_MAP_END_INHERITING(PerformanceResourceTiming)
NS_IMPL_ADDREF_INHERITED(PerformanceNavigationTiming, PerformanceResourceTiming)
NS_IMPL_RELEASE_INHERITED(PerformanceNavigationTiming,
PerformanceResourceTiming)
JSObject* PerformanceNavigationTiming::WrapObject(
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
return PerformanceNavigationTiming_Binding::Wrap(aCx, this, aGivenProto);
}
#define REDUCE_TIME_PRECISION \
return nsRFPService::ReduceTimePrecisionAsMSecs( \
rawValue, mPerformance->GetRandomTimelineSeed(), \
mPerformance->GetRTPCallerType())
DOMHighResTimeStamp PerformanceNavigationTiming::UnloadEventStart() const {
DOMHighResTimeStamp rawValue = 0;
/*
* Per Navigation Timing Level 2, the value is 0 if
* a. there is no previous document or
* b. the same-origin-check fails.
*
* The same-origin-check is defined as:
* 1. If the previous document exists and its origin is not same
* origin as the current document's origin, return "fail".
* 2. Let request be the current document's request.
* 3. If request's redirect count is not zero, and all of request's
* HTTP redirects have the same origin as the current document,
* return "pass".
* 4. Otherwise, return "fail".
*/
if (mTimingData->AllRedirectsSameOrigin()) { // same-origin-check:2/3
/*
* GetUnloadEventStartHighRes returns 0 if
* 1. there is no previous document (a, above) or
* 2. the current URI does not have the same origin as
* the previous document's URI. (same-origin-check:1)
*/
rawValue = mPerformance->GetDOMTiming()->GetUnloadEventStartHighRes();
}
REDUCE_TIME_PRECISION;
}
DOMHighResTimeStamp PerformanceNavigationTiming::UnloadEventEnd() const {
DOMHighResTimeStamp rawValue = 0;
// See comments in PerformanceNavigationTiming::UnloadEventEnd().
if (mTimingData->AllRedirectsSameOrigin()) {
rawValue = mPerformance->GetDOMTiming()->GetUnloadEventEndHighRes();
}
REDUCE_TIME_PRECISION;
}
DOMHighResTimeStamp PerformanceNavigationTiming::DomInteractive() const {
DOMHighResTimeStamp rawValue =
mPerformance->GetDOMTiming()->GetDomInteractiveHighRes();
REDUCE_TIME_PRECISION;
}
DOMHighResTimeStamp PerformanceNavigationTiming::DomContentLoadedEventStart()
const {
DOMHighResTimeStamp rawValue =
mPerformance->GetDOMTiming()->GetDomContentLoadedEventStartHighRes();
REDUCE_TIME_PRECISION;
}
DOMHighResTimeStamp PerformanceNavigationTiming::DomContentLoadedEventEnd()
const {
DOMHighResTimeStamp rawValue =
mPerformance->GetDOMTiming()->GetDomContentLoadedEventEndHighRes();
REDUCE_TIME_PRECISION;
}
DOMHighResTimeStamp PerformanceNavigationTiming::DomComplete() const {
DOMHighResTimeStamp rawValue =
mPerformance->GetDOMTiming()->GetDomCompleteHighRes();
REDUCE_TIME_PRECISION;
}
DOMHighResTimeStamp PerformanceNavigationTiming::LoadEventStart() const {
DOMHighResTimeStamp rawValue =
mPerformance->GetDOMTiming()->GetLoadEventStartHighRes();
REDUCE_TIME_PRECISION;
}
DOMHighResTimeStamp PerformanceNavigationTiming::LoadEventEnd() const {
DOMHighResTimeStamp rawValue =
mPerformance->GetDOMTiming()->GetLoadEventEndHighRes();
REDUCE_TIME_PRECISION;
}
NavigationType PerformanceNavigationTiming::Type() const {
switch (mPerformance->GetDOMTiming()->GetType()) {
case nsDOMNavigationTiming::TYPE_NAVIGATE:
return NavigationType::Navigate;
break;
case nsDOMNavigationTiming::TYPE_RELOAD:
return NavigationType::Reload;
break;
case nsDOMNavigationTiming::TYPE_BACK_FORWARD:
return NavigationType::Back_forward;
break;
default:
// The type is TYPE_RESERVED or some other value that was later added.
// We fallback to the default of Navigate.
return NavigationType::Navigate;
}
}
uint16_t PerformanceNavigationTiming::RedirectCount() const {
return mTimingData->GetRedirectCount();
}
DOMHighResTimeStamp PerformanceNavigationTiming::RedirectStart(
Maybe<nsIPrincipal*>& aSubjectPrincipal) const {
return PerformanceResourceTiming::RedirectStart(
aSubjectPrincipal, true /* aEnsureSameOriginAndIgnoreTAO */);
}
DOMHighResTimeStamp PerformanceNavigationTiming::RedirectEnd(
Maybe<nsIPrincipal*>& aSubjectPrincipal) const {
return PerformanceResourceTiming::RedirectEnd(
aSubjectPrincipal, true /* aEnsureSameOriginAndIgnoreTAO */);
}
void PerformanceNavigationTiming::UpdatePropertiesFromHttpChannel(
nsIHttpChannel* aHttpChannel, nsITimedChannel* aChannel) {
mTimingData->SetPropertiesFromHttpChannel(aHttpChannel, aChannel);
}
bool PerformanceNavigationTiming::Enabled(JSContext* aCx, JSObject* aGlobal) {
return (StaticPrefs::dom_enable_performance_navigation_timing() &&
!StaticPrefs::privacy_resistFingerprinting());
}
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