nsStreamConverter.h

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/* -*- 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 nsStreamConverter_h_

#define nsStreamConverter_h_

#include "nsIStreamConverter.h"

#include "nsIMimeStreamConverter.h"

#include "nsIMimeEmitter.h"

#include "nsIURI.h"

#include "nsIAsyncInputStream.h"

#include "nsIAsyncOutputStream.h"

#include "nsIChannel.h"

#include "nsString.h"

#include "nsCOMPtr.h"

#define MIME_FORWARD_HTML_PREFIX "<HTML><BODY><BR><BR>"

class nsStreamConverter : public nsIStreamConverter,

                          public nsIMimeStreamConverter {

 public:

  nsStreamConverter();

  NS_DECL_THREADSAFE_ISUPPORTS

  // nsIMimeStreamConverter support

  NS_DECL_NSIMIMESTREAMCONVERTER

  // nsIStreamConverter methods

  NS_DECL_NSISTREAMCONVERTER

  // nsIStreamListener methods

  NS_DECL_NSISTREAMLISTENER

  // nsIRequestObserver methods

  NS_DECL_NSIREQUESTOBSERVER

  // nsIThreadRetargetableStreamListener methods

  NS_DECL_NSITHREADRETARGETABLESTREAMLISTENER

  ////////////////////////////////////////////////////////////////////////////

  // nsStreamConverter specific methods:

  ////////////////////////////////////////////////////////////////////////////

  NS_IMETHOD Init(nsIURI* aURI, nsIStreamListener* aOutListener,

                  nsIChannel* aChannel);

  NS_IMETHOD GetContentType(char** aOutputContentType);

  NS_IMETHOD InternalCleanup(void);

  NS_IMETHOD DetermineOutputFormat(const char* url, nsMimeOutputType* newType);

  NS_IMETHOD FirePendingStartRequest(void);

 private:

  virtual ~nsStreamConverter();

  nsresult Close();

  // the input and output streams form a pipe...they need to be passed around

  // together..

  nsCOMPtr<nsIAsyncOutputStream> mOutputStream;  // output stream

  nsCOMPtr<nsIAsyncInputStream> mInputStream;

  nsCOMPtr<nsIStreamListener> mOutListener;  // output stream listener

  nsCOMPtr<nsIChannel> mOutgoingChannel;

  nsCOMPtr<nsIMimeEmitter> mEmitter;  // emitter being used...

  nsCOMPtr<nsIURI> mURI;              // URI being processed

  nsMimeOutputType mOutputType;       // the output type we should use for the

                                      // operation

  bool mAlreadyKnowOutputType;

  void* mBridgeStream;  // internal libmime data stream

  // Type of output, entire message, header only, body only

  nsCString mOutputFormat;

  nsCString mRealContentType;  // if we know the content type for real, this

                               // will be set (used by attachments)

  nsCString

      mOverrideFormat;  // this is a possible override for emitter creation

  nsCOMPtr<nsIMimeStreamConverterListener> mMimeStreamConverterListener;

  bool mForwardInline;

  bool mForwardInlineFilter;

  bool mOverrideComposeFormat;

  nsString mForwardToAddress;

  nsCOMPtr<nsIMsgIdentity> mIdentity;

  nsCString mOriginalMsgURI;

  nsCOMPtr<nsIMsgDBHdr> mOrigMsgHdr;

  nsCString mFromType;

  nsCString mToType;

#ifdef DEBUG_mscott

  PRTime mConvertContentTime;

#endif

  nsIRequest* mPendingRequest;  // used when we need to delay to fire

                                // onStartRequest

};

#endif /* nsStreamConverter_h_ */