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c649e994a2
Backed out changeset 6c1bc800a4f9 (bug1706608) Backed out changeset 1800124eede3 (bug1706608) Backed out changeset 60cc1a842789 (bug1706608) Backed out changeset 81231f8e36ec (bug1706608)
62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_URLQueryStringStripper_h
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#define mozilla_URLQueryStringStripper_h
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#include "nsIObserver.h"
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#include "nsStringFwd.h"
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#include "nsTHashSet.h"
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class nsIURI;
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namespace mozilla {
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// URLQueryStringStripper is responsible for stripping certain part of the query
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// string of the given URI to address the bounce(redirect) tracking issues. It
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// will strip every query parameter which matches the strip list defined in
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// the pref 'privacy.query_stripping.strip_list'. Note that It's different from
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// URLDecorationStripper which strips the entire query string from the referrer
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// if there is a tracking query parameter present in the URI.
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//
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// TODO: Given that URLQueryStringStripper and URLDecorationStripper are doing
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// similar things. We could somehow combine these two modules into one.
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// We will improve this in the future.
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class URLQueryStringStripper final : public nsIObserver {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIOBSERVER
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// Strip the query parameters that are in the strip list. Return true if there
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// is any query parameter has been stripped. Otherwise, false.
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static bool Strip(nsIURI* aURI, nsCOMPtr<nsIURI>& aOutput);
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private:
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URLQueryStringStripper() = default;
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~URLQueryStringStripper() = default;
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static URLQueryStringStripper* GetOrCreate();
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void Init();
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void Shutdown();
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bool StripQueryString(nsIURI* aURI, nsCOMPtr<nsIURI>& aOutput);
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bool CheckAllowList(nsIURI* aURI);
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void PopulateStripList();
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void PopulateAllowList();
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nsTHashSet<nsString> mList;
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nsTHashSet<nsCString> mAllowList;
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};
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} // namespace mozilla
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#endif // mozilla_URLQueryStringStripper_h
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