зеркало из https://github.com/mozilla/gecko-dev.git
170 строки
4.7 KiB
C++
170 строки
4.7 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_URLSearchParams_h
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#define mozilla_dom_URLSearchParams_h
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#include "js/StructuredClone.h"
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#include "mozilla/dom/BindingDeclarations.h"
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#include "mozilla/ErrorResult.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsWrapperCache.h"
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#include "nsISupports.h"
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#include "nsIInputStream.h"
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namespace mozilla {
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namespace dom {
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class URLSearchParams;
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class USVStringSequenceSequenceOrUSVStringUSVStringRecordOrUSVString;
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class URLSearchParamsObserver : public nsISupports {
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public:
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virtual ~URLSearchParamsObserver() {}
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virtual void URLSearchParamsUpdated(URLSearchParams* aFromThis) = 0;
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};
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// This class is used in BasePrincipal and it's _extremely_ important that the
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// attributes are kept in the correct order. If this changes, please, update
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// BasePrincipal code.
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class URLParams final {
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public:
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URLParams() {}
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~URLParams() { DeleteAll(); }
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class ForEachIterator {
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public:
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virtual bool URLParamsIterator(const nsAString& aName,
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const nsAString& aValue) = 0;
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};
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static bool Parse(const nsACString& aInput, ForEachIterator& aIterator);
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static bool Extract(const nsACString& aInput, const nsAString& aName,
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nsAString& aValue);
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void ParseInput(const nsACString& aInput);
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void Serialize(nsAString& aValue) const;
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void Get(const nsAString& aName, nsString& aRetval);
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void GetAll(const nsAString& aName, nsTArray<nsString>& aRetval);
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void Set(const nsAString& aName, const nsAString& aValue);
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void Append(const nsAString& aName, const nsAString& aValue);
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bool Has(const nsAString& aName);
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void Delete(const nsAString& aName);
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void DeleteAll() { mParams.Clear(); }
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uint32_t Length() const { return mParams.Length(); }
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const nsAString& GetKeyAtIndex(uint32_t aIndex) const {
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MOZ_ASSERT(aIndex < mParams.Length());
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return mParams[aIndex].mKey;
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}
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const nsAString& GetValueAtIndex(uint32_t aIndex) const {
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MOZ_ASSERT(aIndex < mParams.Length());
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return mParams[aIndex].mValue;
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}
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nsresult Sort();
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bool ReadStructuredClone(JSStructuredCloneReader* aReader);
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bool WriteStructuredClone(JSStructuredCloneWriter* aWriter) const;
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private:
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static void DecodeString(const nsACString& aInput, nsAString& aOutput);
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static void ConvertString(const nsACString& aInput, nsAString& aOutput);
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struct Param {
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nsString mKey;
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nsString mValue;
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};
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nsTArray<Param> mParams;
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};
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class URLSearchParams final : public nsISupports, public nsWrapperCache {
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~URLSearchParams();
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(URLSearchParams)
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explicit URLSearchParams(nsISupports* aParent,
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URLSearchParamsObserver* aObserver = nullptr);
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// WebIDL methods
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nsISupports* GetParentObject() const { return mParent; }
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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static already_AddRefed<URLSearchParams> Constructor(
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const GlobalObject& aGlobal,
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const USVStringSequenceSequenceOrUSVStringUSVStringRecordOrUSVString&
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aInit,
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ErrorResult& aRv);
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void ParseInput(const nsACString& aInput);
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void Serialize(nsAString& aValue) const;
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void Get(const nsAString& aName, nsString& aRetval);
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void GetAll(const nsAString& aName, nsTArray<nsString>& aRetval);
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void Set(const nsAString& aName, const nsAString& aValue);
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void Append(const nsAString& aName, const nsAString& aValue);
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bool Has(const nsAString& aName);
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void Delete(const nsAString& aName);
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uint32_t GetIterableLength() const;
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const nsAString& GetKeyAtIndex(uint32_t aIndex) const;
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const nsAString& GetValueAtIndex(uint32_t aIndex) const;
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void Sort(ErrorResult& aRv);
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void Stringify(nsString& aRetval) const { Serialize(aRetval); }
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bool ReadStructuredClone(JSStructuredCloneReader* aReader);
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bool WriteStructuredClone(JSStructuredCloneWriter* aWriter) const;
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nsresult GetSendInfo(nsIInputStream** aBody, uint64_t* aContentLength,
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nsACString& aContentTypeWithCharset,
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nsACString& aCharset) const;
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private:
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void AppendInternal(const nsAString& aName, const nsAString& aValue);
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void DeleteAll();
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void NotifyObserver();
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UniquePtr<URLParams> mParams;
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nsCOMPtr<nsISupports> mParent;
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RefPtr<URLSearchParamsObserver> mObserver;
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};
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} // namespace dom
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} // namespace mozilla
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#endif /* mozilla_dom_URLSearchParams_h */
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