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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 "UrlClassifierFeatureConsentManagerAnnotation.h"
#include "Classifier.h"
#include "mozilla/Logging.h"
#include "mozilla/StaticPrefs_privacy.h"
#include "mozilla/StaticPtr.h"
#include "mozilla/net/UrlClassifierCommon.h"
#include "nsIChannel.h"
#include "nsIClassifiedChannel.h"
#include "nsIWebProgressListener.h"
#include "nsContentUtils.h"
namespace mozilla {
namespace net {
namespace {
#define CONSENTMANAGER_ANNOTATION_FEATURE_NAME "consentmanager-annotation"
#define URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_BLOCKLIST \
"urlclassifier.features.consentmanager.annotate.blocklistTables"
#define URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_BLOCKLIST_TEST_ENTRIES \
"urlclassifier.features.consentmanager.annotate.blocklistHosts"
#define URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_ENTITYLIST \
"urlclassifier.features.consentmanager.annotate.allowlistTables"
#define URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_ENTITYLIST_TEST_ENTRIES \
"urlclassifier.features.consentmanager.annotate.allowlistHosts"
#define URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_EXCEPTION_URLS \
"urlclassifier.features.consentmanager.annotate.skipURLs"
#define TABLE_CONSENTMANAGER_ANNOTATION_BLOCKLIST_PREF \
"consentmanager-annotate-blocklist-pref"
#define TABLE_CONSENTMANAGER_ANNOTATION_ENTITYLIST_PREF \
"consentmanager-annotate-allowlist-pref"
static StaticRefPtr<UrlClassifierFeatureConsentManagerAnnotation>
gFeatureConsentManagerAnnotation;
} // namespace
UrlClassifierFeatureConsentManagerAnnotation::
UrlClassifierFeatureConsentManagerAnnotation()
: UrlClassifierFeatureAntiTrackingBase(
nsLiteralCString(CONSENTMANAGER_ANNOTATION_FEATURE_NAME),
nsLiteralCString(URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_BLOCKLIST),
nsLiteralCString(URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_ENTITYLIST),
nsLiteralCString(
URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_BLOCKLIST_TEST_ENTRIES),
nsLiteralCString(
URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_ENTITYLIST_TEST_ENTRIES),
nsLiteralCString(TABLE_CONSENTMANAGER_ANNOTATION_BLOCKLIST_PREF),
nsLiteralCString(TABLE_CONSENTMANAGER_ANNOTATION_ENTITYLIST_PREF),
nsLiteralCString(
URLCLASSIFIER_CONSENTMANAGER_ANNOTATION_EXCEPTION_URLS)) {}
/* static */ const char* UrlClassifierFeatureConsentManagerAnnotation::Name() {
return CONSENTMANAGER_ANNOTATION_FEATURE_NAME;
}
/* static */
void UrlClassifierFeatureConsentManagerAnnotation::MaybeInitialize() {
MOZ_ASSERT(XRE_IsParentProcess());
UC_LOG_LEAK(
("UrlClassifierFeatureConsentManagerAnnotation::MaybeInitialize"));
if (!gFeatureConsentManagerAnnotation) {
gFeatureConsentManagerAnnotation =
new UrlClassifierFeatureConsentManagerAnnotation();
gFeatureConsentManagerAnnotation->InitializePreferences();
}
}
/* static */
void UrlClassifierFeatureConsentManagerAnnotation::MaybeShutdown() {
UC_LOG_LEAK(("UrlClassifierFeatureConsentManagerAnnotation::MaybeShutdown"));
if (gFeatureConsentManagerAnnotation) {
gFeatureConsentManagerAnnotation->ShutdownPreferences();
gFeatureConsentManagerAnnotation = nullptr;
}
}
/* static */
already_AddRefed<UrlClassifierFeatureConsentManagerAnnotation>
UrlClassifierFeatureConsentManagerAnnotation::MaybeCreate(
nsIChannel* aChannel) {
MOZ_ASSERT(aChannel);
UC_LOG_LEAK(
("UrlClassifierFeatureConsentManagerAnnotation::MaybeCreate - channel %p",
aChannel));
if (!StaticPrefs::
privacy_trackingprotection_consentmanager_annotate_channels()) {
return nullptr;
}
// We also don't need to annotate the channel if we are not blocking trackers
if (!StaticPrefs::privacy_trackingprotection_enabled() &&
!(NS_UsePrivateBrowsing(aChannel) &&
StaticPrefs::privacy_trackingprotection_pbmode_enabled())) {
return nullptr;
}
MaybeInitialize();
MOZ_ASSERT(gFeatureConsentManagerAnnotation);
RefPtr<UrlClassifierFeatureConsentManagerAnnotation> self =
gFeatureConsentManagerAnnotation;
return self.forget();
}
/* static */
already_AddRefed<nsIUrlClassifierFeature>
UrlClassifierFeatureConsentManagerAnnotation::GetIfNameMatches(
const nsACString& aName) {
if (!aName.EqualsLiteral(CONSENTMANAGER_ANNOTATION_FEATURE_NAME)) {
return nullptr;
}
MaybeInitialize();
MOZ_ASSERT(gFeatureConsentManagerAnnotation);
RefPtr<UrlClassifierFeatureConsentManagerAnnotation> self =
gFeatureConsentManagerAnnotation;
return self.forget();
}
NS_IMETHODIMP
UrlClassifierFeatureConsentManagerAnnotation::ProcessChannel(
nsIChannel* aChannel, const nsTArray<nsCString>& aList,
const nsTArray<nsCString>& aHashes, bool* aShouldContinue) {
NS_ENSURE_ARG_POINTER(aChannel);
NS_ENSURE_ARG_POINTER(aShouldContinue);
// This is not a blocking feature.
*aShouldContinue = true;
UC_LOG(
("UrlClassifierFeatureConsentManagerAnnotation::ProcessChannel - "
"annotating channel %p",
aChannel));
static std::vector<UrlClassifierCommon::ClassificationData>
sClassificationData = {
{"consent-manager-track-"_ns,
nsIClassifiedChannel::ClassificationFlags::
CLASSIFIED_CONSENTMANAGER},
};
uint32_t flags = UrlClassifierCommon::TablesToClassificationFlags(
aList, sClassificationData,
nsIClassifiedChannel::ClassificationFlags::CLASSIFIED_CONSENTMANAGER);
UrlClassifierCommon::SetTrackingInfo(aChannel, aList, aHashes);
UrlClassifierCommon::AnnotateChannelWithoutNotifying(aChannel, flags);
return NS_OK;
}
NS_IMETHODIMP
UrlClassifierFeatureConsentManagerAnnotation::GetURIByListType(
nsIChannel* aChannel, nsIUrlClassifierFeature::listType aListType,
nsIUrlClassifierFeature::URIType* aURIType, nsIURI** aURI) {
NS_ENSURE_ARG_POINTER(aChannel);
NS_ENSURE_ARG_POINTER(aURIType);
NS_ENSURE_ARG_POINTER(aURI);
if (aListType == nsIUrlClassifierFeature::blocklist) {
*aURIType = nsIUrlClassifierFeature::blocklistURI;
return aChannel->GetURI(aURI);
}
MOZ_ASSERT(aListType == nsIUrlClassifierFeature::entitylist);
*aURIType = nsIUrlClassifierFeature::pairwiseEntitylistURI;
return UrlClassifierCommon::CreatePairwiseEntityListURI(aChannel, aURI);
}
} // namespace net
} // namespace mozilla
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