mirror of
https://github.com/mozilla/gecko-dev.git
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328 lines
8.0 KiB
C++
328 lines
8.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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// datetime implementation
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#include "nsDateTimeChannel.h"
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#include "nsIServiceManager.h"
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#include "nsILoadGroup.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsXPIDLString.h"
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#include "nsISocketTransportService.h"
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#include "nsITransport.h"
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#include "nsIProgressEventSink.h"
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static NS_DEFINE_CID(kSocketTransportServiceCID, NS_SOCKETTRANSPORTSERVICE_CID);
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// nsDateTimeChannel methods
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nsDateTimeChannel::nsDateTimeChannel() {
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NS_INIT_REFCNT();
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mContentLength = -1;
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mPort = -1;
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}
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nsDateTimeChannel::~nsDateTimeChannel() {
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}
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NS_IMPL_ISUPPORTS4(nsDateTimeChannel,
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nsIChannel,
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nsIRequest,
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nsIStreamListener,
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nsIRequestObserver)
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nsresult
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nsDateTimeChannel::Init(nsIURI* uri)
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{
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nsresult rv;
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NS_ASSERTION(uri, "no uri");
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mUrl = uri;
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rv = mUrl->GetPort(&mPort);
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if (NS_FAILED(rv) || mPort < 1)
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mPort = DATETIME_PORT;
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rv = mUrl->GetPath(getter_Copies(mHost));
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if (NS_FAILED(rv)) return rv;
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if (!*(const char *)mHost) return NS_ERROR_NOT_INITIALIZED;
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return NS_OK;
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}
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NS_METHOD
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nsDateTimeChannel::Create(nsISupports* aOuter, const nsIID& aIID, void* *aResult)
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{
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nsDateTimeChannel* dc = new nsDateTimeChannel();
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if (dc == nsnull)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(dc);
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nsresult rv = dc->QueryInterface(aIID, aResult);
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NS_RELEASE(dc);
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return rv;
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}
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////////////////////////////////////////////////////////////////////////////////
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// nsIRequest methods:
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NS_IMETHODIMP
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nsDateTimeChannel::GetName(PRUnichar* *result)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::IsPending(PRBool *result)
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{
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NS_NOTREACHED("nsDateTimeChannel::IsPending");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetStatus(nsresult *status)
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{
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*status = NS_OK;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Cancel(nsresult status)
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{
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NS_ASSERTION(NS_FAILED(status), "shouldn't cancel with a success code");
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NS_NOTREACHED("nsDateTimeChannel::Cancel");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Suspend(void)
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{
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NS_NOTREACHED("nsDateTimeChannel::Suspend");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Resume(void)
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{
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NS_NOTREACHED("nsDateTimeChannel::Resume");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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////////////////////////////////////////////////////////////////////////////////
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// nsIChannel methods:
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NS_IMETHODIMP
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nsDateTimeChannel::GetOriginalURI(nsIURI* *aURI)
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{
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*aURI = mOriginalURI ? mOriginalURI : mUrl;
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NS_ADDREF(*aURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetOriginalURI(nsIURI* aURI)
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{
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mOriginalURI = aURI;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetURI(nsIURI* *aURI)
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{
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*aURI = mUrl;
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NS_IF_ADDREF(*aURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Open(nsIInputStream **_retval)
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{
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nsresult rv = NS_OK;
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NS_WITH_SERVICE(nsISocketTransportService, socketService, kSocketTransportServiceCID, &rv);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsITransport> transport;
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rv = socketService->CreateTransport(mHost, mPort, nsnull, -1, 32, 32, getter_AddRefs(transport));
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if (NS_FAILED(rv)) return rv;
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transport->SetNotificationCallbacks(mCallbacks,
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(mLoadFlags & LOAD_BACKGROUND));
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return transport->OpenInputStream(0, -1, 0, _retval);
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}
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NS_IMETHODIMP
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nsDateTimeChannel::AsyncOpen(nsIStreamListener *aListener, nsISupports *ctxt)
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{
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nsresult rv = NS_OK;
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NS_WITH_SERVICE(nsISocketTransportService, socketService, kSocketTransportServiceCID, &rv);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsITransport> transport;
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rv = socketService->CreateTransport(mHost, mPort, nsnull, -1, 32, 32, getter_AddRefs(transport));
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if (NS_FAILED(rv)) return rv;
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transport->SetNotificationCallbacks(mCallbacks,
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(mLoadFlags & LOAD_BACKGROUND));
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mListener = aListener;
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nsCOMPtr<nsIRequest> request;
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return transport->AsyncRead(this, ctxt, 0, -1, 0, getter_AddRefs(request));
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetLoadFlags(PRUint32 *aLoadFlags)
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{
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*aLoadFlags = mLoadFlags;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetLoadFlags(PRUint32 aLoadFlags)
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{
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mLoadFlags = aLoadFlags;
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return NS_OK;
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}
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#define DATETIME_TYPE "text/plain"
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NS_IMETHODIMP
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nsDateTimeChannel::GetContentType(char* *aContentType) {
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if (!aContentType) return NS_ERROR_NULL_POINTER;
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*aContentType = nsCRT::strdup(DATETIME_TYPE);
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if (!*aContentType) return NS_ERROR_OUT_OF_MEMORY;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetContentType(const char *aContentType)
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{
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//It doesn't make sense to set the content-type on this type
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// of channel...
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetContentLength(PRInt32 *aContentLength)
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{
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*aContentLength = mContentLength;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetContentLength(PRInt32 aContentLength)
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{
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NS_NOTREACHED("nsDateTimeChannel::SetContentLength");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetLoadGroup(nsILoadGroup* *aLoadGroup)
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{
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*aLoadGroup = mLoadGroup;
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NS_IF_ADDREF(*aLoadGroup);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetLoadGroup(nsILoadGroup* aLoadGroup)
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{
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if (mLoadGroup) // if we already had a load group remove ourselves...
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(void)mLoadGroup->RemoveRequest(this, nsnull, NS_OK);
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mLoadGroup = aLoadGroup;
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if (mLoadGroup) {
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return mLoadGroup->AddRequest(this, nsnull);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetOwner(nsISupports* *aOwner)
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{
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*aOwner = mOwner.get();
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NS_IF_ADDREF(*aOwner);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetOwner(nsISupports* aOwner)
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{
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mOwner = aOwner;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetNotificationCallbacks(nsIInterfaceRequestor* *aNotificationCallbacks)
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{
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*aNotificationCallbacks = mCallbacks.get();
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NS_IF_ADDREF(*aNotificationCallbacks);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetNotificationCallbacks(nsIInterfaceRequestor* aNotificationCallbacks)
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{
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mCallbacks = aNotificationCallbacks;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetSecurityInfo(nsISupports **sec)
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{
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NS_ENSURE_ARG_POINTER(sec);
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*sec = nsnull;
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return NS_OK;
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}
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// nsIRequestObserver methods
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NS_IMETHODIMP
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nsDateTimeChannel::OnStartRequest(nsIRequest *request, nsISupports *aContext) {
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return mListener->OnStartRequest(this, aContext);
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}
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NS_IMETHODIMP
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nsDateTimeChannel::OnStopRequest(nsIRequest *request, nsISupports* aContext,
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nsresult aStatus) {
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if (mLoadGroup) {
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nsresult rv = mLoadGroup->RemoveRequest(this, nsnull, aStatus);
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if (NS_FAILED(rv)) return rv;
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}
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return mListener->OnStopRequest(this, aContext, aStatus);
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}
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// nsIStreamListener method
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NS_IMETHODIMP
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nsDateTimeChannel::OnDataAvailable(nsIRequest *request, nsISupports* aContext,
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nsIInputStream *aInputStream, PRUint32 aSourceOffset,
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PRUint32 aLength) {
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mContentLength = aLength;
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return mListener->OnDataAvailable(this, aContext, aInputStream, aSourceOffset, aLength);
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}
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