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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/ReportingUtils.h"
#include "mozilla/dom/CSPViolationReportBody.h"
#include "mozilla/dom/Report.h"
#include "mozilla/dom/ReportBody.h"
#include "mozilla/dom/ReportDeliver.h"
#include "mozilla/dom/SecurityPolicyViolationEvent.h"
#include "nsAtom.h"
#include "nsIGlobalObject.h"
#include "nsIURIMutator.h"
#include "nsNetUtil.h"
namespace mozilla::dom {
// https://w3c.github.io/reporting/#strip-url-for-use-in-reports-heading
/* static*/
void ReportingUtils::StripURL(nsIURI* aURI, nsACString& outStrippedURL) {
// 1. If url’s scheme is not an HTTP(S) scheme, then return url’s scheme.
if (!net::SchemeIsHttpOrHttps(aURI)) {
aURI->GetScheme(outStrippedURL);
return;
}
// 2. Set url’s fragment to the empty string.
// 3. Set url’s username to the empty string.
// 4. Set url’s password to the empty string.
nsCOMPtr<nsIURI> stripped;
if (NS_FAILED(NS_MutateURI(aURI).SetRef(""_ns).SetUserPass(""_ns).Finalize(
stripped))) {
// Mutating the URI failed for some reason, just return the scheme.
aURI->GetScheme(outStrippedURL);
return;
}
// 4. Return the result of executing the URL serializer on url.
stripped->GetSpec(outStrippedURL);
}
// static
void ReportingUtils::Report(nsIGlobalObject* aGlobal, nsAtom* aType,
const nsAString& aGroupName, const nsAString& aURL,
ReportBody* aBody) {
MOZ_RELEASE_ASSERT(aGlobal && aBody);
nsDependentAtomString type(aType);
RefPtr<mozilla::dom::Report> report =
new mozilla::dom::Report(aGlobal, type, aURL, aBody);
aGlobal->BroadcastReport(report);
// No endpoint to send them to.
if (aGroupName.IsEmpty() || aGroupName.IsVoid()) {
return;
}
ReportDeliver::AttemptDelivery(aGlobal, type, aGroupName, aURL, aBody);
}
/* static */
void ReportingUtils::DeserializeSecurityViolationEventAndReport(
mozilla::dom::EventTarget* aTarget, nsIGlobalObject* aGlobal,
const nsAString& aSecurityPolicyViolationInitJSON,
const nsAString& aReportGroupName) {
SecurityPolicyViolationEventInit violationEventInit;
if (NS_WARN_IF(!violationEventInit.Init(aSecurityPolicyViolationInitJSON))) {
return;
}
RefPtr<mozilla::dom::Event> event =
mozilla::dom::SecurityPolicyViolationEvent::Constructor(
aTarget, u"securitypolicyviolation"_ns, violationEventInit);
event->SetTrusted(true);
aTarget->DispatchEvent(*event, IgnoreErrors());
RefPtr<CSPViolationReportBody> body =
new CSPViolationReportBody(aGlobal, violationEventInit);
ReportingUtils::Report(aGlobal, nsGkAtoms::cspViolation, aReportGroupName,
violationEventInit.mDocumentURI, body);
}
} // namespace mozilla::dom
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