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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 */
#ifndef mozilla_URLQueryStringStripper_h
#define mozilla_URLQueryStringStripper_h
#include "nsIURLQueryStringStripper.h"
#include "nsIURLQueryStrippingListService.h"
#include "nsIObserver.h"
#include "mozilla/dom/StripOnShareRuleBinding.h"
#include "nsStringFwd.h"
#include "nsTHashSet.h"
#include "nsTHashMap.h"
class nsIURI;
namespace mozilla {
class URLQueryStringStripper final : public nsIObserver,
public nsIURLQueryStringStripper,
public nsIURLQueryStrippingListObserver {
static already_AddRefed<URLQueryStringStripper> GetSingleton();
~URLQueryStringStripper() = default;
static void OnPrefChange(const char* aPref, void* aData);
nsresult ManageObservers();
[[nodiscard]] nsresult Init();
[[nodiscard]] nsresult Shutdown();
[[nodiscard]] nsresult StripQueryString(nsIURI* aURI, nsIURI** aOutput,
uint32_t* aStripCount);
bool CheckAllowList(nsIURI* aURI);
void PopulateStripList(const nsACString& aList);
void PopulateAllowList(const nsACString& aList);
// Recursive helper function that helps strip URIs of tracking parameters
// and enables the stripping of tracking paramerters that are in a URI which
// is nested in a query parameter
nsresult StripForCopyOrShareInternal(nsIURI* aURI, nsIURI** strippedURI,
int& aStripCount, bool aStripNestedURIs);
nsTHashSet<nsCString> mList;
nsTHashSet<nsCString> mAllowList;
nsCOMPtr<nsIURLQueryStrippingListService> mListService;
nsTHashMap<nsCString, dom::StripRule> mStripOnShareMap;
bool mIsInitialized;
// Indicates whether or not we currently have registered an observer
// for the QPS/strip-on-share list updates
bool mObservingQPS = false;
bool mObservingStripOnShare = false;
} // namespace mozilla
#endif // mozilla_URLQueryStringStripper_h