gecko-dev/extensions/datetime/nsDateTimeHandler.cpp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* 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 the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* 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
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
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*
* ***** END LICENSE BLOCK ***** */
#include "nspr.h"
#include "nsDateTimeChannel.h"
#include "nsDateTimeHandler.h"
#include "nsIURL.h"
#include "nsCRT.h"
#include "nsIComponentManager.h"
#include "nsIServiceManager.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIProgressEventSink.h"
#include "nsNetCID.h"
static NS_DEFINE_CID(kSimpleURICID, NS_SIMPLEURI_CID);
////////////////////////////////////////////////////////////////////////////////
nsDateTimeHandler::nsDateTimeHandler() {
NS_INIT_REFCNT();
}
nsDateTimeHandler::~nsDateTimeHandler() {
}
NS_IMPL_ISUPPORTS2(nsDateTimeHandler,
nsIProtocolHandler,
nsIProxiedProtocolHandler)
NS_METHOD
nsDateTimeHandler::Create(nsISupports* aOuter, const nsIID& aIID, void* *aResult) {
nsDateTimeHandler* ph = new nsDateTimeHandler();
if (ph == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(ph);
nsresult rv = ph->QueryInterface(aIID, aResult);
NS_RELEASE(ph);
return rv;
}
////////////////////////////////////////////////////////////////////////////////
// nsIProtocolHandler methods:
NS_IMETHODIMP
nsDateTimeHandler::GetScheme(nsACString &result) {
result = "datetime";
return NS_OK;
}
NS_IMETHODIMP
nsDateTimeHandler::GetDefaultPort(PRInt32 *result) {
*result = DATETIME_PORT;
return NS_OK;
}
NS_IMETHODIMP
nsDateTimeHandler::GetProtocolFlags(PRUint32 *result) {
*result = URI_NORELATIVE | URI_NOAUTH | ALLOWS_PROXY;
return NS_OK;
}
NS_IMETHODIMP
nsDateTimeHandler::NewURI(const nsACString &aSpec,
const char *aCharset, // ignore charset info
nsIURI *aBaseURI,
nsIURI **result) {
nsresult rv;
// no concept of a relative datetime url
NS_ASSERTION(!aBaseURI, "base url passed into datetime protocol handler");
nsIURI* url;
rv = nsComponentManager::CreateInstance(kSimpleURICID, nsnull,
NS_GET_IID(nsIURI),
(void**)&url);
if (NS_FAILED(rv)) return rv;
rv = url->SetSpec(aSpec);
if (NS_FAILED(rv)) {
NS_RELEASE(url);
return rv;
}
*result = url;
return rv;
}
NS_IMETHODIMP
nsDateTimeHandler::NewChannel(nsIURI* url, nsIChannel* *result)
{
return NewProxiedChannel(url, nsnull, result);
}
NS_IMETHODIMP
nsDateTimeHandler::NewProxiedChannel(nsIURI* url, nsIProxyInfo* proxyInfo,
nsIChannel* *result)
{
nsresult rv;
nsDateTimeChannel* channel;
rv = nsDateTimeChannel::Create(nsnull, NS_GET_IID(nsIChannel), (void**)&channel);
if (NS_FAILED(rv)) return rv;
rv = channel->Init(url, proxyInfo);
if (NS_FAILED(rv)) {
NS_RELEASE(channel);
return rv;
}
*result = channel;
return NS_OK;
}
NS_IMETHODIMP
nsDateTimeHandler::AllowPort(PRInt32 port, const char *scheme, PRBool *_retval)
{
if (port == DATETIME_PORT)
*_retval = PR_TRUE;
else
*_retval = PR_FALSE;
return NS_OK;
}
////////////////////////////////////////////////////////////////////////////////