File: URL.h

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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/. */

#ifndef mozilla_dom_URL_h
#define mozilla_dom_URL_h

#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/URLSearchParams.h"
#include "nsCycleCollectionParticipant.h"
#include "nsString.h"
#include "nsWrapperCache.h"

class nsISupports;
class nsIURI;

namespace mozilla {

class ErrorResult;
class DOMMediaStream;

namespace dom {

class Blob;
class MediaSource;
class GlobalObject;

class URL : public URLSearchParamsObserver, public nsWrapperCache {
 public:
  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(URL)

  URL(nsISupports* aParent) : mParent(aParent) {}

  // WebIDL methods
  nsISupports* GetParentObject() const { return mParent; }

  virtual JSObject* WrapObject(JSContext* aCx,
                               JS::Handle<JSObject*> aGivenProto) override;

  static already_AddRefed<URL> Constructor(const GlobalObject& aGlobal,
                                           const nsAString& aURL,
                                           const Optional<nsAString>& aBase,
                                           ErrorResult& aRv);

  // Helper for Fetch API
  static already_AddRefed<URL> WorkerConstructor(const GlobalObject& aGlobal,
                                                 const nsAString& aURL,
                                                 const nsAString& aBase,
                                                 ErrorResult& aRv);

  static void CreateObjectURL(const GlobalObject& aGlobal, Blob& aBlob,
                              nsAString& aResult, ErrorResult& aRv);

  static void CreateObjectURL(const GlobalObject& aGlobal,
                              DOMMediaStream& aStream, nsAString& aResult,
                              ErrorResult& aRv);

  static void CreateObjectURL(const GlobalObject& aGlobal, MediaSource& aSource,
                              nsAString& aResult, ErrorResult& aRv);

  static void RevokeObjectURL(const GlobalObject& aGlobal,
                              const nsAString& aURL, ErrorResult& aRv);

  static bool IsValidURL(const GlobalObject& aGlobal, const nsAString& aURL,
                         ErrorResult& aRv);

  virtual void GetHref(nsAString& aHref, ErrorResult& aRv) const = 0;

  virtual void SetHref(const nsAString& aHref, ErrorResult& aRv) = 0;

  virtual void GetOrigin(nsAString& aOrigin, ErrorResult& aRv) const = 0;

  virtual void GetProtocol(nsAString& aProtocol, ErrorResult& aRv) const = 0;

  virtual void SetProtocol(const nsAString& aProtocol, ErrorResult& aRv) = 0;

  virtual void GetUsername(nsAString& aUsername, ErrorResult& aRv) const = 0;

  virtual void SetUsername(const nsAString& aUsername, ErrorResult& aRv) = 0;

  virtual void GetPassword(nsAString& aPassword, ErrorResult& aRv) const = 0;

  virtual void SetPassword(const nsAString& aPassword, ErrorResult& aRv) = 0;

  virtual void GetHost(nsAString& aHost, ErrorResult& aRv) const = 0;

  virtual void SetHost(const nsAString& aHost, ErrorResult& aRv) = 0;

  virtual void GetHostname(nsAString& aHostname, ErrorResult& aRv) const = 0;

  virtual void SetHostname(const nsAString& aHostname, ErrorResult& aRv) = 0;

  virtual void GetPort(nsAString& aPort, ErrorResult& aRv) const = 0;

  virtual void SetPort(const nsAString& aPort, ErrorResult& aRv) = 0;

  virtual void GetPathname(nsAString& aPathname, ErrorResult& aRv) const = 0;

  virtual void SetPathname(const nsAString& aPathname, ErrorResult& aRv) = 0;

  virtual void GetSearch(nsAString& aSearch, ErrorResult& aRv) const = 0;

  virtual void SetSearch(const nsAString& aSearch, ErrorResult& aRv);

  URLSearchParams* SearchParams();

  virtual void GetHash(nsAString& aHost, ErrorResult& aRv) const = 0;

  virtual void SetHash(const nsAString& aHash, ErrorResult& aRv) = 0;

  void Stringify(nsAString& aRetval, ErrorResult& aRv) const {
    GetHref(aRetval, aRv);
  }

  void ToJSON(nsAString& aResult, ErrorResult& aRv) const {
    GetHref(aResult, aRv);
  }

  // URLSearchParamsObserver
  void URLSearchParamsUpdated(URLSearchParams* aSearchParams) override;

 protected:
  virtual ~URL() {}

  virtual void UpdateURLSearchParams() = 0;

  virtual void SetSearchInternal(const nsAString& aSearch,
                                 ErrorResult& aRv) = 0;

  void CreateSearchParamsIfNeeded();

  nsCOMPtr<nsISupports> mParent;
  RefPtr<URLSearchParams> mSearchParams;
};

bool IsChromeURI(nsIURI* aURI);

}  // namespace dom
}  // namespace mozilla

#endif /* mozilla_dom_URL_h */