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nsWyciwygProtocolHandler.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
00002  *
00003  * ***** BEGIN LICENSE BLOCK *****
00004  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00005  *
00006  * The contents of this file are subject to the Mozilla Public License Version
00007  * 1.1 (the "License"); you may not use this file except in compliance with
00008  * the License. You may obtain a copy of the License at
00009  * http://www.mozilla.org/MPL/
00010  *
00011  * Software distributed under the License is distributed on an "AS IS" basis,
00012  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00013  * for the specific language governing rights and limitations under the
00014  * License.
00015  *
00016  * The Original Code is mozilla.org code.
00017  *
00018  * The Initial Developer of the Original Code is
00019  * Netscape Communications Corporation.
00020  * Portions created by the Initial Developer are Copyright (C) 1998
00021  * the Initial Developer. All Rights Reserved.
00022  *
00023  * Contributor(s):
00024  *   Radha Kulkarni(radha@netscape.com)
00025  *
00026  * Alternatively, the contents of this file may be used under the terms of
00027  * either of the GNU General Public License Version 2 or later (the "GPL"),
00028  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00029  * in which case the provisions of the GPL or the LGPL are applicable instead
00030  * of those above. If you wish to allow use of your version of this file only
00031  * under the terms of either the GPL or the LGPL, and not to allow others to
00032  * use your version of this file under the terms of the MPL, indicate your
00033  * decision by deleting the provisions above and replace them with the notice
00034  * and other provisions required by the GPL or the LGPL. If you do not delete
00035  * the provisions above, a recipient may use your version of this file under
00036  * the terms of any one of the MPL, the GPL or the LGPL.
00037  *
00038  * ***** END LICENSE BLOCK ***** */
00039 
00040 #include "nsWyciwygChannel.h"
00041 #include "nsWyciwygProtocolHandler.h"
00042 #include "nsIURL.h"
00043 #include "nsIComponentManager.h"
00044 #include "nsNetCID.h"
00045 
00046 static NS_DEFINE_CID(kSimpleURICID, NS_SIMPLEURI_CID);
00047 
00049 
00050 nsWyciwygProtocolHandler::nsWyciwygProtocolHandler() 
00051 {
00052 
00053 #if defined(PR_LOGGING)
00054   gWyciwygLog = PR_NewLogModule("nsWyciwygChannel");
00055 #endif
00056 }
00057 
00058 nsWyciwygProtocolHandler::~nsWyciwygProtocolHandler() 
00059 {
00060 }
00061 
00062 NS_IMPL_ISUPPORTS1(nsWyciwygProtocolHandler, nsIProtocolHandler)
00063 
00064 
00065 // nsIProtocolHandler methods:
00067 
00068 NS_IMETHODIMP
00069 nsWyciwygProtocolHandler::GetScheme(nsACString &result)
00070 {
00071   result = "wyciwyg";
00072   return NS_OK;
00073 }
00074 
00075 NS_IMETHODIMP
00076 nsWyciwygProtocolHandler::GetDefaultPort(PRInt32 *result) 
00077 {
00078   return NS_ERROR_NOT_AVAILABLE;
00079 }
00080 
00081 NS_IMETHODIMP 
00082 nsWyciwygProtocolHandler::AllowPort(PRInt32 port, const char *scheme, PRBool *_retval)
00083 {
00084   // don't override anything.  
00085   *_retval = PR_FALSE;
00086   return NS_OK;
00087 }
00088 
00089 NS_IMETHODIMP
00090 nsWyciwygProtocolHandler::NewURI(const nsACString &aSpec,
00091                                  const char *aCharset, // ignored
00092                                  nsIURI *aBaseURI,
00093                                  nsIURI **result) 
00094 {
00095   nsresult rv;
00096 
00097   nsCOMPtr<nsIURI> url = do_CreateInstance(kSimpleURICID, &rv);
00098   NS_ENSURE_SUCCESS(rv, rv);
00099 
00100   rv = url->SetSpec(aSpec);
00101   NS_ENSURE_SUCCESS(rv, rv);
00102 
00103   *result = url;
00104   NS_ADDREF(*result);
00105 
00106   return rv;
00107 }
00108 
00109 NS_IMETHODIMP
00110 nsWyciwygProtocolHandler::NewChannel(nsIURI* url, nsIChannel* *result)
00111 {
00112   NS_ENSURE_ARG_POINTER(url);
00113   nsresult rv;
00114     
00115   nsWyciwygChannel* channel = new nsWyciwygChannel();
00116   if (!channel)
00117     return NS_ERROR_OUT_OF_MEMORY;
00118   NS_ADDREF(channel);
00119   rv = channel->Init(url);
00120   if (NS_FAILED(rv)) {
00121     NS_RELEASE(channel);
00122     return rv;
00123   }
00124 
00125   *result = channel;
00126   return NS_OK;
00127 }
00128 
00129 NS_IMETHODIMP
00130 nsWyciwygProtocolHandler::GetProtocolFlags(PRUint32 *result) 
00131 {
00132   *result = URI_NORELATIVE | URI_NOAUTH;
00133   return NS_OK;
00134 }