pjs/netwerk/streamconv/converters/nsConvFactories.cpp

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation. All
 * Rights Reserved.
 *
 * Contributor(s): 
 */

#include "nsCOMPtr.h"
#include "nsIModule.h"
#include "nsIGenericFactory.h"

#include "nsFTPDirListingConv.h"
#include "nsMultiMixedConv.h"
#include "mozTXTToHTMLConv.h"
#include "nsUnknownDecoder.h"

nsresult NS_NewFTPDirListingConv(nsFTPDirListingConv** result);
nsresult NS_NewMultiMixedConv(nsMultiMixedConv** result);
nsresult MOZ_NewTXTToHTMLConv(mozTXTToHTMLConv** result);


static NS_IMETHODIMP                 
CreateNewFTPDirListingConv(nsISupports* aOuter, REFNSIID aIID, void **aResult) 
{
    if (!aResult) {                                                  
        return NS_ERROR_INVALID_POINTER;                             
    }
    if (aOuter) {                                                    
        *aResult = nsnull;                                           
        return NS_ERROR_NO_AGGREGATION;                              
    }   
    nsFTPDirListingConv* inst = nsnull;
    nsresult rv = NS_NewFTPDirListingConv(&inst);
    if (NS_FAILED(rv)) {                                             
        *aResult = nsnull;                                           
        return rv;                                                   
    } 
    rv = inst->QueryInterface(aIID, aResult);
    if (NS_FAILED(rv)) {                                             
        *aResult = nsnull;                                           
    }                                                                
    NS_RELEASE(inst);             /* get rid of extra refcnt */      
    return rv;              
}

static NS_IMETHODIMP                 
CreateNewMultiMixedConvFactory(nsISupports* aOuter, REFNSIID aIID, void **aResult) 
{
    if (!aResult) {                                                  
        return NS_ERROR_INVALID_POINTER;                             
    }
    if (aOuter) {                                                    
        *aResult = nsnull;                                           
        return NS_ERROR_NO_AGGREGATION;                              
    }   
    nsMultiMixedConv* inst = nsnull;
    nsresult rv = NS_NewMultiMixedConv(&inst);
    if (NS_FAILED(rv)) {                                             
        *aResult = nsnull;                                           
        return rv;                                                   
    } 
    rv = inst->QueryInterface(aIID, aResult);
    if (NS_FAILED(rv)) {                                             
        *aResult = nsnull;                                           
    }                                                                
    NS_RELEASE(inst);             /* get rid of extra refcnt */      
    return rv;              
}

static NS_IMETHODIMP                 
CreateNewTXTToHTMLConvFactory(nsISupports* aOuter, REFNSIID aIID, void **aResult) 
{
    if (!aResult) {                                                  
        return NS_ERROR_INVALID_POINTER;                             
    }
    if (aOuter) {                                                    
        *aResult = nsnull;                                           
        return NS_ERROR_NO_AGGREGATION;                              
    }   
    mozTXTToHTMLConv* inst = nsnull;
    nsresult rv = MOZ_NewTXTToHTMLConv(&inst);
    if (NS_FAILED(rv)) {                                             
        *aResult = nsnull;                                           
        return rv;                                                   
    } 
    rv = inst->QueryInterface(aIID, aResult);
    if (NS_FAILED(rv)) {                                             
        *aResult = nsnull;                                           
    }                                                                
    NS_RELEASE(inst);             /* get rid of extra refcnt */      
    return rv;              
}

static NS_IMETHODIMP
CreateNewUnknownDecoderFactory(nsISupports *aOuter, REFNSIID aIID, void **aResult)
{
  nsresult rv;

  if (!aResult) {
    return NS_ERROR_NULL_POINTER;
  }
  *aResult = nsnull;

  if (aOuter) {
    return NS_ERROR_NO_AGGREGATION;
  }

  nsUnknownDecoder *inst;
  
  inst = new nsUnknownDecoder();
  if (!inst) {
    return NS_ERROR_OUT_OF_MEMORY;
  }
  NS_ADDREF(inst);
  rv = inst->QueryInterface(aIID, aResult);
  NS_RELEASE(inst);

  return rv;
}

// The list of components we register
static nsModuleComponentInfo components[] =
{
    { "FTPDirListingConverter", 
      NS_FTPDIRLISTINGCONVERTER_CID,
      NS_ISTREAMCONVERTER_KEY "?from=text/ftp-dir-unix?to=application/http-index-format", 
      CreateNewFTPDirListingConv
    },

    { "FTPDirListingConverter", 
      NS_FTPDIRLISTINGCONVERTER_CID,
      NS_ISTREAMCONVERTER_KEY "?from=text/ftp-dir-nt?to=application/http-index-format", 
      CreateNewFTPDirListingConv
    },
    
    { "MultiMixedConverter", 
      NS_MULTIMIXEDCONVERTER_CID,
      NS_ISTREAMCONVERTER_KEY "?from=multipart/x-mixed-replace?to=*/*", 
      CreateNewMultiMixedConvFactory
    },

    { "TXTToHTMLConverter", 
      MOZITXTTOHTMLCONV_CID,
      NS_ISTREAMCONVERTER_KEY "?from=text/plain?to=text/html", 
      CreateNewTXTToHTMLConvFactory
    },
    { "Unknown Content-Type Decoder",
      NS_UNKNOWNDECODER_CID,
      NS_ISTREAMCONVERTER_KEY "?from=application/x-unknown-content-type?to=*/*",
      CreateNewUnknownDecoderFactory
    },
};

NS_IMPL_NSGETMODULE("nsConvModule", components);