nsViewSourceChannel.h

Enable keyboard shortcuts

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* 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 nsViewSourceChannel_h___

#define nsViewSourceChannel_h___

#include "mozilla/Attributes.h"

#include "mozilla/net/NeckoChannelParams.h"

#include "nsCOMPtr.h"

#include "nsICachingChannel.h"

#include "nsIChannelEventSink.h"

#include "nsIFormPOSTActionChannel.h"

#include "nsIHttpChannel.h"

#include "nsIHttpChannelInternal.h"

#include "nsIInterfaceRequestor.h"

#include "nsIStreamListener.h"

#include "nsIURI.h"

#include "nsIViewSourceChannel.h"

#include "nsIChildChannel.h"

#include "nsString.h"

class nsViewSourceChannel final : public nsIViewSourceChannel,

                                  public nsIStreamListener,

                                  public nsIHttpChannel,

                                  public nsIHttpChannelInternal,

                                  public nsICachingChannel,

                                  public nsIFormPOSTActionChannel,

                                  public nsIChildChannel,

                                  public nsIInterfaceRequestor,

                                  public nsIChannelEventSink {

 public:

  NS_DECL_ISUPPORTS

  NS_DECL_NSIREQUEST

  NS_DECL_NSICHANNEL

  NS_DECL_NSIIDENTCHANNEL

  NS_DECL_NSIVIEWSOURCECHANNEL

  NS_DECL_NSISTREAMLISTENER

  NS_DECL_NSIREQUESTOBSERVER

  NS_DECL_NSIHTTPCHANNEL

  NS_DECL_NSICHILDCHANNEL

  NS_DECL_NSIINTERFACEREQUESTOR

  NS_DECL_NSICHANNELEVENTSINK

  NS_FORWARD_SAFE_NSICACHEINFOCHANNEL(mCacheInfoChannel)

  NS_FORWARD_SAFE_NSICACHINGCHANNEL(mCachingChannel)

  NS_FORWARD_SAFE_NSIUPLOADCHANNEL(mUploadChannel)

  NS_FORWARD_SAFE_NSIFORMPOSTACTIONCHANNEL(mPostChannel)

  NS_FORWARD_SAFE_NSIHTTPCHANNELINTERNAL(mHttpChannelInternal)

  // nsViewSourceChannel methods:

  nsViewSourceChannel() = default;

  [[nodiscard]] nsresult Init(nsIURI* uri, nsILoadInfo* aLoadInfo);

  [[nodiscard]] nsresult InitSrcdoc(nsIURI* aURI, nsIURI* aBaseURI,

                                    const nsAString& aSrcdoc,

                                    nsILoadInfo* aLoadInfo);

  // Updates or sets the result principal URI of the underlying channel's

  // loadinfo to be prefixed with the "view-source:" schema as:

//

  // mChannel.loadInfo.resultPrincipalURI = "view-source:" +

  //    (mChannel.loadInfo.resultPrincipalURI | mChannel.orignalURI);

  nsresult UpdateLoadInfoResultPrincipalURI();

 protected:

  ~nsViewSourceChannel() = default;

  void ReleaseListeners();

  nsTArray<mozilla::net::PreferredAlternativeDataTypeParams> mEmptyArray;

  // Clones aURI and prefixes it with "view-source:" schema,

  nsresult BuildViewSourceURI(nsIURI* aURI, nsIURI** aResult);

  // Called to update the forwarding channel members after the `mChannel` field

  // has been changed to reflect the new inner channel.

  void UpdateChannelInterfaces();

  nsCOMPtr<nsIInterfaceRequestor> mCallbacks;

  nsCOMPtr<nsIChannel> mChannel;

  nsCOMPtr<nsIHttpChannel> mHttpChannel;

  nsCOMPtr<nsIHttpChannelInternal> mHttpChannelInternal;

  nsCOMPtr<nsICachingChannel> mCachingChannel;

  nsCOMPtr<nsICacheInfoChannel> mCacheInfoChannel;

  nsCOMPtr<nsIUploadChannel> mUploadChannel;

  nsCOMPtr<nsIFormPOSTActionChannel> mPostChannel;

  nsCOMPtr<nsIChildChannel> mChildChannel;

  nsCOMPtr<nsIStreamListener> mListener;

  nsCOMPtr<nsIURI> mOriginalURI;

  nsCOMPtr<nsIURI> mBaseURI;

  nsCString mContentType;

  bool mIsDocument{false};  // keeps track of the LOAD_DOCUMENT_URI flag

  bool mOpened{false};

  bool mIsSrcdocChannel{false};

};

#endif /* nsViewSourceChannel_h___ */