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 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
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 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or 
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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#ifndef nsNntpService_h___
#define nsNntpService_h___

#include "nsINntpService.h"
#include "nsIProtocolHandler.h"
#include "nsIMsgMessageService.h"
#include "nsINntpIncomingServer.h"
#include "nsIMsgIncomingServer.h"
#include "nsIFileSpec.h"
#include "MailNewsTypes.h"
#include "nsIMsgProtocolInfo.h"
#include "nsIMsgWindow.h"
#include "nsINntpUrl.h"
#include "nsICmdLineHandler.h"
#include "nsCOMPtr.h"
#include "nsIContentHandler.h"
#include "nsICacheSession.h"

class nsIURI;
class nsIUrlListener;

class nsNntpService : public nsINntpService,
                      public nsIMsgMessageService,
                      public nsIMsgMessageFetchPartService,
                      public nsIProtocolHandler,
                      public nsIMsgProtocolInfo,
                      public nsICmdLineHandler,
                      public nsIContentHandler
{
public:

  NS_DECL_ISUPPORTS
  NS_DECL_NSINNTPSERVICE
  NS_DECL_NSIMSGMESSAGESERVICE
  NS_DECL_NSIPROTOCOLHANDLER
  NS_DECL_NSIMSGPROTOCOLINFO
  NS_DECL_NSICMDLINEHANDLER
  NS_DECL_NSICONTENTHANDLER
  NS_DECL_NSIMSGMESSAGEFETCHPARTSERVICE
  
  // nsNntpService
  nsNntpService();
  virtual ~nsNntpService();

  CMDLINEHANDLER_REGISTERPROC_DECLS

protected:
  PRBool WeAreOffline();

  nsresult SetUpNntpUrlForPosting(nsINntpUrl * nntpUrl, const char *newsgroupNames, const char *newspostingUrl, char **newsUrlSpec);
  nsresult FindHostFromGroup(nsCString &host, nsCString &groupName);
  nsresult FindServerWithNewsgroup(nsCString &host, nsCString &groupName);
  
  nsresult CreateMessageIDURL(nsIMsgFolder *folder, nsMsgKey key, char **url);
  // a convience routine used to put together news urls
  nsresult ConstructNntpUrl(const char * urlString, nsIUrlListener *aUrlListener,  nsIMsgWindow * aMsgWindow, const char *originalMessageUri, PRInt32 action, nsIURI ** aUrl);
  nsresult CreateNewsAccount(const char *aHostname, PRBool aIsSecure, PRInt32 aPort, nsIMsgIncomingServer **aServer);
  nsresult GetProtocolForUri(nsIURI *aUri, nsIMsgWindow *aMsgWindow, nsINNTPProtocol **aProtocol);
  // a convience routine to run news urls
  nsresult RunNewsUrl (nsIURI * aUrl, nsIMsgWindow *aMsgWindow, nsISupports * aConsumer);
  // a convience routine to go from folder uri to msg folder
  nsresult GetFolderFromUri(const char *uri, nsIMsgFolder **folder);
  static PRBool findNewsServerWithGroup(nsISupports *aElement, void *data);
  nsresult DecomposeNewsMessageURI(const char * aMessageURI, nsIMsgFolder ** aFolder, nsMsgKey *aMsgKey);

  PRBool            mPrintingOperation; // Flag for printing operations
  PRBool			mOpenAttachmentOperation; // Flag for opening attachments

  nsCOMPtr<nsICacheSession> mCacheSession; // the cache session used by news
};

#endif /* nsNntpService_h___ */
