mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
160bed2536
Backs out 952d14a9e508 (bug 707173), c170c678c9ac (bug 708305), 0a5f66d5d8e4 (bug 707662), 3204b70435fe (bug 706236) and the main landing range 48807fde0339:0bd45ead1676 (bug 528288).
1669 lines
47 KiB
C++
1669 lines
47 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et tw=80 : */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* 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
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Daniel Witte <dwitte@mozilla.com>
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* Frederic Plourde <bugzillaFred@gmail.com>
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* Jason Duell <jduell.mcbugs@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "mozilla/net/HttpBaseChannel.h"
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#include "nsHttpHandler.h"
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#include "nsMimeTypes.h"
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#include "nsNetUtil.h"
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#include "nsICachingChannel.h"
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#include "nsISeekableStream.h"
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#include "nsITimedChannel.h"
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#include "nsIEncodedChannel.h"
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#include "nsIResumableChannel.h"
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#include "nsIApplicationCacheChannel.h"
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#include "nsEscape.h"
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#include "prnetdb.h"
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namespace mozilla {
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namespace net {
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HttpBaseChannel::HttpBaseChannel()
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: mStartPos(LL_MAXUINT)
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, mStatus(NS_OK)
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, mLoadFlags(LOAD_NORMAL)
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, mPriority(PRIORITY_NORMAL)
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, mCaps(0)
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, mRedirectionLimit(gHttpHandler->RedirectionLimit())
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, mApplyConversion(true)
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, mCanceled(false)
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, mIsPending(false)
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, mWasOpened(false)
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, mResponseHeadersModified(false)
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, mAllowPipelining(true)
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, mForceAllowThirdPartyCookie(false)
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, mUploadStreamHasHeaders(false)
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, mInheritApplicationCache(true)
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, mChooseApplicationCache(false)
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, mLoadedFromApplicationCache(false)
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, mChannelIsForDownload(false)
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, mTracingEnabled(true)
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, mTimingEnabled(false)
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, mSuspendCount(0)
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, mRedirectedCachekeys(nsnull)
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{
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LOG(("Creating HttpBaseChannel @%x\n", this));
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// grab a reference to the handler to ensure that it doesn't go away.
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NS_ADDREF(gHttpHandler);
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// Subfields of unions cannot be targeted in an initializer list
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mSelfAddr.raw.family = PR_AF_UNSPEC;
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mPeerAddr.raw.family = PR_AF_UNSPEC;
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}
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HttpBaseChannel::~HttpBaseChannel()
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{
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LOG(("Destroying HttpBaseChannel @%x\n", this));
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// Make sure we don't leak
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CleanRedirectCacheChainIfNecessary();
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gHttpHandler->Release();
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}
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nsresult
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HttpBaseChannel::Init(nsIURI *aURI,
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PRUint8 aCaps,
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nsProxyInfo *aProxyInfo)
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{
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LOG(("HttpBaseChannel::Init [this=%p]\n", this));
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NS_PRECONDITION(aURI, "null uri");
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nsresult rv = nsHashPropertyBag::Init();
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if (NS_FAILED(rv)) return rv;
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mURI = aURI;
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mOriginalURI = aURI;
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mDocumentURI = nsnull;
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mCaps = aCaps;
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// Construct connection info object
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nsCAutoString host;
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PRInt32 port = -1;
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bool usingSSL = false;
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rv = mURI->SchemeIs("https", &usingSSL);
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if (NS_FAILED(rv)) return rv;
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rv = mURI->GetAsciiHost(host);
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if (NS_FAILED(rv)) return rv;
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// Reject the URL if it doesn't specify a host
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if (host.IsEmpty())
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return NS_ERROR_MALFORMED_URI;
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rv = mURI->GetPort(&port);
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if (NS_FAILED(rv)) return rv;
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LOG(("host=%s port=%d\n", host.get(), port));
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rv = mURI->GetAsciiSpec(mSpec);
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if (NS_FAILED(rv)) return rv;
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LOG(("uri=%s\n", mSpec.get()));
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mConnectionInfo = new nsHttpConnectionInfo(host, port,
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aProxyInfo, usingSSL);
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if (!mConnectionInfo)
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return NS_ERROR_OUT_OF_MEMORY;
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// Set default request method
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mRequestHead.SetMethod(nsHttp::Get);
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// Set request headers
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nsCAutoString hostLine;
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rv = nsHttpHandler::GenerateHostPort(host, port, hostLine);
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if (NS_FAILED(rv)) return rv;
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rv = mRequestHead.SetHeader(nsHttp::Host, hostLine);
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if (NS_FAILED(rv)) return rv;
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rv = gHttpHandler->
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AddStandardRequestHeaders(&mRequestHead.Headers(), aCaps,
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!mConnectionInfo->UsingSSL() &&
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mConnectionInfo->UsingHttpProxy());
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return rv;
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}
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//-----------------------------------------------------------------------------
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// HttpBaseChannel::nsISupports
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//-----------------------------------------------------------------------------
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NS_IMPL_ISUPPORTS_INHERITED9(HttpBaseChannel,
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nsHashPropertyBag,
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nsIRequest,
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nsIChannel,
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nsIEncodedChannel,
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nsIHttpChannel,
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nsIHttpChannelInternal,
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nsIUploadChannel,
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nsIUploadChannel2,
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nsISupportsPriority,
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nsITraceableChannel)
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//-----------------------------------------------------------------------------
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// HttpBaseChannel::nsIRequest
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//-----------------------------------------------------------------------------
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NS_IMETHODIMP
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HttpBaseChannel::GetName(nsACString& aName)
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{
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aName = mSpec;
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::IsPending(bool *aIsPending)
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{
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NS_ENSURE_ARG_POINTER(aIsPending);
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*aIsPending = mIsPending;
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetStatus(nsresult *aStatus)
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{
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NS_ENSURE_ARG_POINTER(aStatus);
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*aStatus = mStatus;
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetLoadGroup(nsILoadGroup **aLoadGroup)
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{
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NS_ENSURE_ARG_POINTER(aLoadGroup);
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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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HttpBaseChannel::SetLoadGroup(nsILoadGroup *aLoadGroup)
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{
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mLoadGroup = aLoadGroup;
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mProgressSink = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetLoadFlags(nsLoadFlags *aLoadFlags)
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{
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NS_ENSURE_ARG_POINTER(aLoadFlags);
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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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HttpBaseChannel::SetLoadFlags(nsLoadFlags 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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//-----------------------------------------------------------------------------
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// HttpBaseChannel::nsIChannel
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//-----------------------------------------------------------------------------
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NS_IMETHODIMP
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HttpBaseChannel::GetOriginalURI(nsIURI **aOriginalURI)
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{
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NS_ENSURE_ARG_POINTER(aOriginalURI);
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*aOriginalURI = mOriginalURI;
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NS_ADDREF(*aOriginalURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::SetOriginalURI(nsIURI *aOriginalURI)
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{
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ENSURE_CALLED_BEFORE_ASYNC_OPEN();
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NS_ENSURE_ARG_POINTER(aOriginalURI);
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mOriginalURI = aOriginalURI;
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetURI(nsIURI **aURI)
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{
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NS_ENSURE_ARG_POINTER(aURI);
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*aURI = mURI;
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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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HttpBaseChannel::GetOwner(nsISupports **aOwner)
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{
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NS_ENSURE_ARG_POINTER(aOwner);
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*aOwner = mOwner;
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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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HttpBaseChannel::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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HttpBaseChannel::GetNotificationCallbacks(nsIInterfaceRequestor **aCallbacks)
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{
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*aCallbacks = mCallbacks;
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NS_IF_ADDREF(*aCallbacks);
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::SetNotificationCallbacks(nsIInterfaceRequestor *aCallbacks)
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{
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mCallbacks = aCallbacks;
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mProgressSink = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetContentType(nsACString& aContentType)
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{
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if (!mResponseHead) {
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aContentType.Truncate();
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return NS_ERROR_NOT_AVAILABLE;
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}
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if (!mResponseHead->ContentType().IsEmpty()) {
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aContentType = mResponseHead->ContentType();
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return NS_OK;
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}
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aContentType.AssignLiteral(UNKNOWN_CONTENT_TYPE);
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::SetContentType(const nsACString& aContentType)
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{
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if (mListener || mWasOpened) {
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if (!mResponseHead)
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return NS_ERROR_NOT_AVAILABLE;
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nsCAutoString contentTypeBuf, charsetBuf;
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bool hadCharset;
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net_ParseContentType(aContentType, contentTypeBuf, charsetBuf, &hadCharset);
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mResponseHead->SetContentType(contentTypeBuf);
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// take care not to stomp on an existing charset
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if (hadCharset)
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mResponseHead->SetContentCharset(charsetBuf);
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} else {
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// We are being given a content-type hint.
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bool dummy;
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net_ParseContentType(aContentType, mContentTypeHint, mContentCharsetHint,
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&dummy);
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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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HttpBaseChannel::GetContentCharset(nsACString& aContentCharset)
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{
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if (!mResponseHead)
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return NS_ERROR_NOT_AVAILABLE;
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aContentCharset = mResponseHead->ContentCharset();
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::SetContentCharset(const nsACString& aContentCharset)
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{
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if (mListener) {
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if (!mResponseHead)
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return NS_ERROR_NOT_AVAILABLE;
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mResponseHead->SetContentCharset(aContentCharset);
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} else {
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// Charset hint
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mContentCharsetHint = aContentCharset;
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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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HttpBaseChannel::GetContentDisposition(PRUint32 *aContentDisposition)
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{
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nsresult rv;
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nsCString header;
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rv = GetContentDispositionHeader(header);
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if (NS_FAILED(rv))
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return rv;
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*aContentDisposition = NS_GetContentDispositionFromHeader(header, this);
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetContentDispositionFilename(nsAString& aContentDispositionFilename)
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{
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aContentDispositionFilename.Truncate();
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nsresult rv;
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nsCString header;
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rv = GetContentDispositionHeader(header);
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if (NS_FAILED(rv))
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return rv;
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return NS_GetFilenameFromDisposition(aContentDispositionFilename,
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header, mURI);
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetContentDispositionHeader(nsACString& aContentDispositionHeader)
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{
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if (!mResponseHead)
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return NS_ERROR_NOT_AVAILABLE;
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nsresult rv = mResponseHead->GetHeader(nsHttp::Content_Disposition,
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aContentDispositionHeader);
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if (NS_FAILED(rv) || aContentDispositionHeader.IsEmpty())
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return NS_ERROR_NOT_AVAILABLE;
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::GetContentLength(PRInt32 *aContentLength)
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{
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NS_ENSURE_ARG_POINTER(aContentLength);
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if (!mResponseHead)
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return NS_ERROR_NOT_AVAILABLE;
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// XXX truncates to 32 bit
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*aContentLength = mResponseHead->ContentLength();
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::SetContentLength(PRInt32 value)
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{
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NS_NOTYETIMPLEMENTED("HttpBaseChannel::SetContentLength");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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HttpBaseChannel::Open(nsIInputStream **aResult)
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{
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NS_ENSURE_TRUE(!mWasOpened, NS_ERROR_IN_PROGRESS);
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return NS_ImplementChannelOpen(this, aResult);
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}
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//-----------------------------------------------------------------------------
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// HttpBaseChannel::nsIUploadChannel
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//-----------------------------------------------------------------------------
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NS_IMETHODIMP
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HttpBaseChannel::GetUploadStream(nsIInputStream **stream)
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{
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NS_ENSURE_ARG_POINTER(stream);
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*stream = mUploadStream;
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NS_IF_ADDREF(*stream);
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return NS_OK;
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}
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NS_IMETHODIMP
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HttpBaseChannel::SetUploadStream(nsIInputStream *stream,
|
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const nsACString &contentType,
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PRInt32 contentLength)
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{
|
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// NOTE: for backwards compatibility and for compatibility with old style
|
|
// plugins, |stream| may include headers, specifically Content-Type and
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// Content-Length headers. in this case, |contentType| and |contentLength|
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// would be unspecified. this is traditionally the case of a POST request,
|
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// and so we select POST as the request method if contentType and
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// contentLength are unspecified.
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if (stream) {
|
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if (contentType.IsEmpty()) {
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mUploadStreamHasHeaders = true;
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mRequestHead.SetMethod(nsHttp::Post); // POST request
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} else {
|
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if (contentLength < 0) {
|
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// Not really kosher to assume Available == total length of
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// stream, but apparently works for the streams we see here.
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stream->Available((PRUint32 *) &contentLength);
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if (contentLength < 0) {
|
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NS_ERROR("unable to determine content length");
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return NS_ERROR_FAILURE;
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}
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}
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// SetRequestHeader propagates headers to chrome if HttpChannelChild
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nsCAutoString contentLengthStr;
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contentLengthStr.AppendInt(PRInt64(contentLength));
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SetRequestHeader(NS_LITERAL_CSTRING("Content-Length"), contentLengthStr,
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false);
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SetRequestHeader(NS_LITERAL_CSTRING("Content-Type"), contentType,
|
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false);
|
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mUploadStreamHasHeaders = false;
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mRequestHead.SetMethod(nsHttp::Put); // PUT request
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}
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} else {
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mUploadStreamHasHeaders = false;
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mRequestHead.SetMethod(nsHttp::Get); // revert to GET request
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}
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mUploadStream = stream;
|
|
return NS_OK;
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|
}
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|
|
//-----------------------------------------------------------------------------
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|
// HttpBaseChannel::nsIUploadChannel2
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|
//-----------------------------------------------------------------------------
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|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::ExplicitSetUploadStream(nsIInputStream *aStream,
|
|
const nsACString &aContentType,
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PRInt64 aContentLength,
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const nsACString &aMethod,
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bool aStreamHasHeaders)
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{
|
|
// Ensure stream is set and method is valid
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|
NS_ENSURE_TRUE(aStream, NS_ERROR_FAILURE);
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|
|
if (aContentLength < 0 && !aStreamHasHeaders) {
|
|
PRUint32 streamLength;
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|
aStream->Available(&streamLength);
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|
aContentLength = streamLength;
|
|
if (aContentLength < 0) {
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NS_ERROR("unable to determine content length");
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return NS_ERROR_FAILURE;
|
|
}
|
|
}
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nsresult rv = SetRequestMethod(aMethod);
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|
NS_ENSURE_SUCCESS(rv, rv);
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|
|
if (!aStreamHasHeaders) {
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// SetRequestHeader propagates headers to chrome if HttpChannelChild
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|
nsCAutoString contentLengthStr;
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contentLengthStr.AppendInt(aContentLength);
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SetRequestHeader(NS_LITERAL_CSTRING("Content-Length"), contentLengthStr,
|
|
false);
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SetRequestHeader(NS_LITERAL_CSTRING("Content-Type"), aContentType,
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false);
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|
}
|
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|
|
mUploadStreamHasHeaders = aStreamHasHeaders;
|
|
mUploadStream = aStream;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetUploadStreamHasHeaders(bool *hasHeaders)
|
|
{
|
|
NS_ENSURE_ARG(hasHeaders);
|
|
|
|
*hasHeaders = mUploadStreamHasHeaders;
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsIEncodedChannel
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetApplyConversion(bool *value)
|
|
{
|
|
*value = mApplyConversion;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetApplyConversion(bool value)
|
|
{
|
|
LOG(("HttpBaseChannel::SetApplyConversion [this=%p value=%d]\n", this, value));
|
|
mApplyConversion = value;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
HttpBaseChannel::ApplyContentConversions()
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_OK;
|
|
|
|
LOG(("HttpBaseChannel::ApplyContentConversions [this=%p]\n", this));
|
|
|
|
if (!mApplyConversion) {
|
|
LOG(("not applying conversion per mApplyConversion\n"));
|
|
return NS_OK;
|
|
}
|
|
|
|
const char *val = mResponseHead->PeekHeader(nsHttp::Content_Encoding);
|
|
if (gHttpHandler->IsAcceptableEncoding(val)) {
|
|
nsCOMPtr<nsIStreamConverterService> serv;
|
|
nsresult rv = gHttpHandler->
|
|
GetStreamConverterService(getter_AddRefs(serv));
|
|
// we won't fail to load the page just because we couldn't load the
|
|
// stream converter service.. carry on..
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIStreamListener> converter;
|
|
nsCAutoString from(val);
|
|
ToLowerCase(from);
|
|
rv = serv->AsyncConvertData(from.get(),
|
|
"uncompressed",
|
|
mListener,
|
|
mListenerContext,
|
|
getter_AddRefs(converter));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
LOG(("converter installed from \'%s\' to \'uncompressed\'\n", val));
|
|
mListener = converter;
|
|
}
|
|
}
|
|
} else if (val != nsnull) {
|
|
LOG(("Unknown content encoding '%s', ignoring\n", val));
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetContentEncodings(nsIUTF8StringEnumerator** aEncodings)
|
|
{
|
|
if (!mResponseHead) {
|
|
*aEncodings = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
const char *encoding = mResponseHead->PeekHeader(nsHttp::Content_Encoding);
|
|
if (!encoding) {
|
|
*aEncodings = nsnull;
|
|
return NS_OK;
|
|
}
|
|
nsContentEncodings* enumerator = new nsContentEncodings(this, encoding);
|
|
NS_ADDREF(*aEncodings = enumerator);
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsContentEncodings <public>
|
|
//-----------------------------------------------------------------------------
|
|
|
|
HttpBaseChannel::nsContentEncodings::nsContentEncodings(nsIHttpChannel* aChannel,
|
|
const char* aEncodingHeader)
|
|
: mEncodingHeader(aEncodingHeader)
|
|
, mChannel(aChannel)
|
|
, mReady(false)
|
|
{
|
|
mCurEnd = aEncodingHeader + strlen(aEncodingHeader);
|
|
mCurStart = mCurEnd;
|
|
}
|
|
|
|
HttpBaseChannel::nsContentEncodings::~nsContentEncodings()
|
|
{
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsContentEncodings::nsISimpleEnumerator
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::nsContentEncodings::HasMore(bool* aMoreEncodings)
|
|
{
|
|
if (mReady) {
|
|
*aMoreEncodings = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult rv = PrepareForNext();
|
|
*aMoreEncodings = NS_SUCCEEDED(rv);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::nsContentEncodings::GetNext(nsACString& aNextEncoding)
|
|
{
|
|
aNextEncoding.Truncate();
|
|
if (!mReady) {
|
|
nsresult rv = PrepareForNext();
|
|
if (NS_FAILED(rv)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
}
|
|
|
|
const nsACString & encoding = Substring(mCurStart, mCurEnd);
|
|
|
|
nsACString::const_iterator start, end;
|
|
encoding.BeginReading(start);
|
|
encoding.EndReading(end);
|
|
|
|
bool haveType = false;
|
|
if (CaseInsensitiveFindInReadable(NS_LITERAL_CSTRING("gzip"), start, end)) {
|
|
aNextEncoding.AssignLiteral(APPLICATION_GZIP);
|
|
haveType = true;
|
|
}
|
|
|
|
if (!haveType) {
|
|
encoding.BeginReading(start);
|
|
if (CaseInsensitiveFindInReadable(NS_LITERAL_CSTRING("compress"), start, end)) {
|
|
aNextEncoding.AssignLiteral(APPLICATION_COMPRESS);
|
|
haveType = true;
|
|
}
|
|
}
|
|
|
|
if (!haveType) {
|
|
encoding.BeginReading(start);
|
|
if (CaseInsensitiveFindInReadable(NS_LITERAL_CSTRING("deflate"), start, end)) {
|
|
aNextEncoding.AssignLiteral(APPLICATION_ZIP);
|
|
haveType = true;
|
|
}
|
|
}
|
|
|
|
// Prepare to fetch the next encoding
|
|
mCurEnd = mCurStart;
|
|
mReady = false;
|
|
|
|
if (haveType)
|
|
return NS_OK;
|
|
|
|
NS_WARNING("Unknown encoding type");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsContentEncodings::nsISupports
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMPL_ISUPPORTS1(HttpBaseChannel::nsContentEncodings, nsIUTF8StringEnumerator)
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsContentEncodings <private>
|
|
//-----------------------------------------------------------------------------
|
|
|
|
nsresult
|
|
HttpBaseChannel::nsContentEncodings::PrepareForNext(void)
|
|
{
|
|
NS_ASSERTION(mCurStart == mCurEnd, "Indeterminate state");
|
|
|
|
// At this point both mCurStart and mCurEnd point to somewhere
|
|
// past the end of the next thing we want to return
|
|
|
|
while (mCurEnd != mEncodingHeader) {
|
|
--mCurEnd;
|
|
if (*mCurEnd != ',' && !nsCRT::IsAsciiSpace(*mCurEnd))
|
|
break;
|
|
}
|
|
if (mCurEnd == mEncodingHeader)
|
|
return NS_ERROR_NOT_AVAILABLE; // no more encodings
|
|
++mCurEnd;
|
|
|
|
// At this point mCurEnd points to the first char _after_ the
|
|
// header we want. Furthermore, mCurEnd - 1 != mEncodingHeader
|
|
|
|
mCurStart = mCurEnd - 1;
|
|
while (mCurStart != mEncodingHeader &&
|
|
*mCurStart != ',' && !nsCRT::IsAsciiSpace(*mCurStart))
|
|
--mCurStart;
|
|
if (*mCurStart == ',' || nsCRT::IsAsciiSpace(*mCurStart))
|
|
++mCurStart; // we stopped because of a weird char, so move up one
|
|
|
|
// At this point mCurStart and mCurEnd bracket the encoding string
|
|
// we want. Check that it's not "identity"
|
|
if (Substring(mCurStart, mCurEnd).Equals("identity",
|
|
nsCaseInsensitiveCStringComparator())) {
|
|
mCurEnd = mCurStart;
|
|
return PrepareForNext();
|
|
}
|
|
|
|
mReady = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsIHttpChannel
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetRequestMethod(nsACString& aMethod)
|
|
{
|
|
aMethod = mRequestHead.Method();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetRequestMethod(const nsACString& aMethod)
|
|
{
|
|
ENSURE_CALLED_BEFORE_ASYNC_OPEN();
|
|
|
|
const nsCString& flatMethod = PromiseFlatCString(aMethod);
|
|
|
|
// Method names are restricted to valid HTTP tokens.
|
|
if (!nsHttp::IsValidToken(flatMethod))
|
|
return NS_ERROR_INVALID_ARG;
|
|
|
|
nsHttpAtom atom = nsHttp::ResolveAtom(flatMethod.get());
|
|
if (!atom)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
mRequestHead.SetMethod(atom);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetReferrer(nsIURI **referrer)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(referrer);
|
|
*referrer = mReferrer;
|
|
NS_IF_ADDREF(*referrer);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetReferrer(nsIURI *referrer)
|
|
{
|
|
ENSURE_CALLED_BEFORE_ASYNC_OPEN();
|
|
|
|
// clear existing referrer, if any
|
|
mReferrer = nsnull;
|
|
mRequestHead.ClearHeader(nsHttp::Referer);
|
|
|
|
if (!referrer)
|
|
return NS_OK;
|
|
|
|
// check referrer blocking pref
|
|
PRUint32 referrerLevel;
|
|
if (mLoadFlags & LOAD_INITIAL_DOCUMENT_URI)
|
|
referrerLevel = 1; // user action
|
|
else
|
|
referrerLevel = 2; // inline content
|
|
if (gHttpHandler->ReferrerLevel() < referrerLevel)
|
|
return NS_OK;
|
|
|
|
nsCOMPtr<nsIURI> referrerGrip;
|
|
nsresult rv;
|
|
bool match;
|
|
|
|
//
|
|
// Strip off "wyciwyg://123/" from wyciwyg referrers.
|
|
//
|
|
// XXX this really belongs elsewhere since wyciwyg URLs aren't part of necko.
|
|
// perhaps some sort of generic nsINestedURI could be used. then, if an URI
|
|
// fails the whitelist test, then we could check for an inner URI and try
|
|
// that instead. though, that might be too automatic.
|
|
//
|
|
rv = referrer->SchemeIs("wyciwyg", &match);
|
|
if (NS_FAILED(rv)) return rv;
|
|
if (match) {
|
|
nsCAutoString path;
|
|
rv = referrer->GetPath(path);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
PRUint32 pathLength = path.Length();
|
|
if (pathLength <= 2) return NS_ERROR_FAILURE;
|
|
|
|
// Path is of the form "//123/http://foo/bar", with a variable number of digits.
|
|
// To figure out where the "real" URL starts, search path for a '/', starting at
|
|
// the third character.
|
|
PRInt32 slashIndex = path.FindChar('/', 2);
|
|
if (slashIndex == kNotFound) return NS_ERROR_FAILURE;
|
|
|
|
// Get the charset of the original URI so we can pass it to our fixed up URI.
|
|
nsCAutoString charset;
|
|
referrer->GetOriginCharset(charset);
|
|
|
|
// Replace |referrer| with a URI without wyciwyg://123/.
|
|
rv = NS_NewURI(getter_AddRefs(referrerGrip),
|
|
Substring(path, slashIndex + 1, pathLength - slashIndex - 1),
|
|
charset.get());
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
referrer = referrerGrip.get();
|
|
}
|
|
|
|
//
|
|
// block referrer if not on our white list...
|
|
//
|
|
static const char *const referrerWhiteList[] = {
|
|
"http",
|
|
"https",
|
|
"ftp",
|
|
"gopher",
|
|
nsnull
|
|
};
|
|
match = false;
|
|
const char *const *scheme = referrerWhiteList;
|
|
for (; *scheme && !match; ++scheme) {
|
|
rv = referrer->SchemeIs(*scheme, &match);
|
|
if (NS_FAILED(rv)) return rv;
|
|
}
|
|
if (!match)
|
|
return NS_OK; // kick out....
|
|
|
|
//
|
|
// Handle secure referrals.
|
|
//
|
|
// Support referrals from a secure server if this is a secure site
|
|
// and (optionally) if the host names are the same.
|
|
//
|
|
rv = referrer->SchemeIs("https", &match);
|
|
if (NS_FAILED(rv)) return rv;
|
|
if (match) {
|
|
rv = mURI->SchemeIs("https", &match);
|
|
if (NS_FAILED(rv)) return rv;
|
|
if (!match)
|
|
return NS_OK;
|
|
|
|
if (!gHttpHandler->SendSecureXSiteReferrer()) {
|
|
nsCAutoString referrerHost;
|
|
nsCAutoString host;
|
|
|
|
rv = referrer->GetAsciiHost(referrerHost);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
rv = mURI->GetAsciiHost(host);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
// GetAsciiHost returns lowercase hostname.
|
|
if (!referrerHost.Equals(host))
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> clone;
|
|
//
|
|
// we need to clone the referrer, so we can:
|
|
// (1) modify it
|
|
// (2) keep a reference to it after returning from this function
|
|
//
|
|
// Use CloneIgnoringRef to strip away any fragment per RFC 2616 section 14.36
|
|
rv = referrer->CloneIgnoringRef(getter_AddRefs(clone));
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
// strip away any userpass; we don't want to be giving out passwords ;-)
|
|
rv = clone->SetUserPass(EmptyCString());
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
nsCAutoString spec;
|
|
rv = clone->GetAsciiSpec(spec);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
// finally, remember the referrer URI and set the Referer header.
|
|
mReferrer = clone;
|
|
mRequestHead.SetHeader(nsHttp::Referer, spec);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetRequestHeader(const nsACString& aHeader,
|
|
nsACString& aValue)
|
|
{
|
|
// XXX might be better to search the header list directly instead of
|
|
// hitting the http atom hash table.
|
|
nsHttpAtom atom = nsHttp::ResolveAtom(aHeader);
|
|
if (!atom)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
return mRequestHead.GetHeader(atom, aValue);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetRequestHeader(const nsACString& aHeader,
|
|
const nsACString& aValue,
|
|
bool aMerge)
|
|
{
|
|
const nsCString &flatHeader = PromiseFlatCString(aHeader);
|
|
const nsCString &flatValue = PromiseFlatCString(aValue);
|
|
|
|
LOG(("HttpBaseChannel::SetRequestHeader [this=%p header=\"%s\" value=\"%s\" merge=%u]\n",
|
|
this, flatHeader.get(), flatValue.get(), aMerge));
|
|
|
|
// Header names are restricted to valid HTTP tokens.
|
|
if (!nsHttp::IsValidToken(flatHeader))
|
|
return NS_ERROR_INVALID_ARG;
|
|
|
|
// Header values MUST NOT contain line-breaks. RFC 2616 technically
|
|
// permits CTL characters, including CR and LF, in header values provided
|
|
// they are quoted. However, this can lead to problems if servers do not
|
|
// interpret quoted strings properly. Disallowing CR and LF here seems
|
|
// reasonable and keeps things simple. We also disallow a null byte.
|
|
if (flatValue.FindCharInSet("\r\n") != kNotFound ||
|
|
flatValue.Length() != strlen(flatValue.get()))
|
|
return NS_ERROR_INVALID_ARG;
|
|
|
|
nsHttpAtom atom = nsHttp::ResolveAtom(flatHeader.get());
|
|
if (!atom) {
|
|
NS_WARNING("failed to resolve atom");
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
return mRequestHead.SetHeader(atom, flatValue, aMerge);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::VisitRequestHeaders(nsIHttpHeaderVisitor *visitor)
|
|
{
|
|
return mRequestHead.Headers().VisitHeaders(visitor);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetResponseHeader(const nsACString &header, nsACString &value)
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
nsHttpAtom atom = nsHttp::ResolveAtom(header);
|
|
if (!atom)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
return mResponseHead->GetHeader(atom, value);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetResponseHeader(const nsACString& header,
|
|
const nsACString& value,
|
|
bool merge)
|
|
{
|
|
LOG(("HttpBaseChannel::SetResponseHeader [this=%p header=\"%s\" value=\"%s\" merge=%u]\n",
|
|
this, PromiseFlatCString(header).get(), PromiseFlatCString(value).get(), merge));
|
|
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
nsHttpAtom atom = nsHttp::ResolveAtom(header);
|
|
if (!atom)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
// these response headers must not be changed
|
|
if (atom == nsHttp::Content_Type ||
|
|
atom == nsHttp::Content_Length ||
|
|
atom == nsHttp::Content_Encoding ||
|
|
atom == nsHttp::Trailer ||
|
|
atom == nsHttp::Transfer_Encoding)
|
|
return NS_ERROR_ILLEGAL_VALUE;
|
|
|
|
mResponseHeadersModified = true;
|
|
|
|
return mResponseHead->SetHeader(atom, value, merge);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::VisitResponseHeaders(nsIHttpHeaderVisitor *visitor)
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
return mResponseHead->Headers().VisitHeaders(visitor);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetAllowPipelining(bool *value)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(value);
|
|
*value = mAllowPipelining;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetAllowPipelining(bool value)
|
|
{
|
|
ENSURE_CALLED_BEFORE_ASYNC_OPEN();
|
|
|
|
mAllowPipelining = value;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetRedirectionLimit(PRUint32 *value)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(value);
|
|
*value = mRedirectionLimit;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetRedirectionLimit(PRUint32 value)
|
|
{
|
|
ENSURE_CALLED_BEFORE_ASYNC_OPEN();
|
|
|
|
mRedirectionLimit = NS_MIN<PRUint32>(value, 0xff);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::IsNoStoreResponse(bool *value)
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
*value = mResponseHead->NoStore();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::IsNoCacheResponse(bool *value)
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
*value = mResponseHead->NoCache();
|
|
if (!*value)
|
|
*value = mResponseHead->ExpiresInPast();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetResponseStatus(PRUint32 *aValue)
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
*aValue = mResponseHead->Status();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetResponseStatusText(nsACString& aValue)
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
aValue = mResponseHead->StatusText();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetRequestSucceeded(bool *aValue)
|
|
{
|
|
if (!mResponseHead)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
PRUint32 status = mResponseHead->Status();
|
|
*aValue = (status / 100 == 2);
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsIHttpChannelInternal
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetDocumentURI(nsIURI **aDocumentURI)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aDocumentURI);
|
|
*aDocumentURI = mDocumentURI;
|
|
NS_IF_ADDREF(*aDocumentURI);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetDocumentURI(nsIURI *aDocumentURI)
|
|
{
|
|
ENSURE_CALLED_BEFORE_ASYNC_OPEN();
|
|
|
|
mDocumentURI = aDocumentURI;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetRequestVersion(PRUint32 *major, PRUint32 *minor)
|
|
{
|
|
nsHttpVersion version = mRequestHead.Version();
|
|
|
|
if (major) { *major = version / 10; }
|
|
if (minor) { *minor = version % 10; }
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetResponseVersion(PRUint32 *major, PRUint32 *minor)
|
|
{
|
|
if (!mResponseHead)
|
|
{
|
|
*major = *minor = 0; // we should at least be kind about it
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
nsHttpVersion version = mResponseHead->Version();
|
|
|
|
if (major) { *major = version / 10; }
|
|
if (minor) { *minor = version % 10; }
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetCookie(const char *aCookieHeader)
|
|
{
|
|
if (mLoadFlags & LOAD_ANONYMOUS)
|
|
return NS_OK;
|
|
|
|
// empty header isn't an error
|
|
if (!(aCookieHeader && *aCookieHeader))
|
|
return NS_OK;
|
|
|
|
nsICookieService *cs = gHttpHandler->GetCookieService();
|
|
NS_ENSURE_TRUE(cs, NS_ERROR_FAILURE);
|
|
|
|
return cs->SetCookieStringFromHttp(mURI, nsnull, nsnull, aCookieHeader,
|
|
mResponseHead->PeekHeader(nsHttp::Date),
|
|
this);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetForceAllowThirdPartyCookie(bool *aForce)
|
|
{
|
|
*aForce = mForceAllowThirdPartyCookie;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetForceAllowThirdPartyCookie(bool aForce)
|
|
{
|
|
ENSURE_CALLED_BEFORE_ASYNC_OPEN();
|
|
|
|
mForceAllowThirdPartyCookie = aForce;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetCanceled(bool *aCanceled)
|
|
{
|
|
*aCanceled = mCanceled;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetChannelIsForDownload(bool *aChannelIsForDownload)
|
|
{
|
|
*aChannelIsForDownload = mChannelIsForDownload;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetChannelIsForDownload(bool aChannelIsForDownload)
|
|
{
|
|
mChannelIsForDownload = aChannelIsForDownload;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetCacheKeysRedirectChain(nsTArray<nsCString> *cacheKeys)
|
|
{
|
|
mRedirectedCachekeys = cacheKeys;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetLocalAddress(nsACString& addr)
|
|
{
|
|
if (mSelfAddr.raw.family == PR_AF_UNSPEC)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
addr.SetCapacity(64);
|
|
PR_NetAddrToString(&mSelfAddr, addr.BeginWriting(), 64);
|
|
addr.SetLength(strlen(addr.BeginReading()));
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetLocalPort(PRInt32* port)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(port);
|
|
|
|
if (mSelfAddr.raw.family == PR_AF_INET) {
|
|
*port = (PRInt32)PR_ntohs(mSelfAddr.inet.port);
|
|
}
|
|
else if (mSelfAddr.raw.family == PR_AF_INET6) {
|
|
*port = (PRInt32)PR_ntohs(mSelfAddr.ipv6.port);
|
|
}
|
|
else
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetRemoteAddress(nsACString& addr)
|
|
{
|
|
if (mPeerAddr.raw.family == PR_AF_UNSPEC)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
addr.SetCapacity(64);
|
|
PR_NetAddrToString(&mPeerAddr, addr.BeginWriting(), 64);
|
|
addr.SetLength(strlen(addr.BeginReading()));
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetRemotePort(PRInt32* port)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(port);
|
|
|
|
if (mPeerAddr.raw.family == PR_AF_INET) {
|
|
*port = (PRInt32)PR_ntohs(mPeerAddr.inet.port);
|
|
}
|
|
else if (mPeerAddr.raw.family == PR_AF_INET6) {
|
|
*port = (PRInt32)PR_ntohs(mPeerAddr.ipv6.port);
|
|
}
|
|
else
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::HTTPUpgrade(const nsACString &aProtocolName,
|
|
nsIHttpUpgradeListener *aListener)
|
|
{
|
|
NS_ENSURE_ARG(!aProtocolName.IsEmpty());
|
|
NS_ENSURE_ARG_POINTER(aListener);
|
|
|
|
mUpgradeProtocol = aProtocolName;
|
|
mUpgradeProtocolCallback = aListener;
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsISupportsPriority
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetPriority(PRInt32 *value)
|
|
{
|
|
*value = mPriority;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::AdjustPriority(PRInt32 delta)
|
|
{
|
|
return SetPriority(mPriority + delta);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel::nsIResumableChannel
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::GetEntityID(nsACString& aEntityID)
|
|
{
|
|
// Don't return an entity ID for Non-GET requests which require
|
|
// additional data
|
|
if (mRequestHead.Method() != nsHttp::Get) {
|
|
return NS_ERROR_NOT_RESUMABLE;
|
|
}
|
|
|
|
PRUint64 size = LL_MAXUINT;
|
|
nsCAutoString etag, lastmod;
|
|
if (mResponseHead) {
|
|
// Don't return an entity if the server sent the following header:
|
|
// Accept-Ranges: none
|
|
// Not sending the Accept-Ranges header means we can still try
|
|
// sending range requests.
|
|
const char* acceptRanges =
|
|
mResponseHead->PeekHeader(nsHttp::Accept_Ranges);
|
|
if (acceptRanges &&
|
|
!nsHttp::FindToken(acceptRanges, "bytes", HTTP_HEADER_VALUE_SEPS)) {
|
|
return NS_ERROR_NOT_RESUMABLE;
|
|
}
|
|
|
|
size = mResponseHead->TotalEntitySize();
|
|
const char* cLastMod = mResponseHead->PeekHeader(nsHttp::Last_Modified);
|
|
if (cLastMod)
|
|
lastmod = cLastMod;
|
|
const char* cEtag = mResponseHead->PeekHeader(nsHttp::ETag);
|
|
if (cEtag)
|
|
etag = cEtag;
|
|
}
|
|
nsCString entityID;
|
|
NS_EscapeURL(etag.BeginReading(), etag.Length(), esc_AlwaysCopy |
|
|
esc_FileBaseName | esc_Forced, entityID);
|
|
entityID.Append('/');
|
|
entityID.AppendInt(PRInt64(size));
|
|
entityID.Append('/');
|
|
entityID.Append(lastmod);
|
|
// NOTE: Appending lastmod as the last part avoids having to escape it
|
|
|
|
aEntityID = entityID;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsStreamListenerWrapper <private>
|
|
//-----------------------------------------------------------------------------
|
|
|
|
// Wrapper class to make replacement of nsHttpChannel's listener
|
|
// from JavaScript possible. It is workaround for bug 433711.
|
|
class nsStreamListenerWrapper : public nsIStreamListener
|
|
{
|
|
public:
|
|
nsStreamListenerWrapper(nsIStreamListener *listener);
|
|
|
|
NS_DECL_ISUPPORTS
|
|
NS_FORWARD_NSIREQUESTOBSERVER(mListener->)
|
|
NS_FORWARD_NSISTREAMLISTENER(mListener->)
|
|
|
|
private:
|
|
~nsStreamListenerWrapper() {}
|
|
nsCOMPtr<nsIStreamListener> mListener;
|
|
};
|
|
|
|
nsStreamListenerWrapper::nsStreamListenerWrapper(nsIStreamListener *listener)
|
|
: mListener(listener)
|
|
{
|
|
NS_ASSERTION(mListener, "no stream listener specified");
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS2(nsStreamListenerWrapper,
|
|
nsIStreamListener,
|
|
nsIRequestObserver)
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpChannel::nsITraceableChannel
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
HttpBaseChannel::SetNewListener(nsIStreamListener *aListener, nsIStreamListener **_retval)
|
|
{
|
|
if (!mTracingEnabled)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
NS_ENSURE_ARG_POINTER(aListener);
|
|
|
|
nsCOMPtr<nsIStreamListener> wrapper = new nsStreamListenerWrapper(mListener);
|
|
|
|
wrapper.forget(_retval);
|
|
mListener = aListener;
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// HttpBaseChannel helpers
|
|
//-----------------------------------------------------------------------------
|
|
|
|
void
|
|
HttpBaseChannel::DoNotifyListener()
|
|
{
|
|
// Make sure mIsPending is set to false. At this moment we are done from
|
|
// the point of view of our consumer and we have to report our self
|
|
// as not-pending.
|
|
if (mListener) {
|
|
mListener->OnStartRequest(this, mListenerContext);
|
|
mIsPending = false;
|
|
mListener->OnStopRequest(this, mListenerContext, mStatus);
|
|
mListener = 0;
|
|
mListenerContext = 0;
|
|
} else {
|
|
mIsPending = false;
|
|
}
|
|
// We have to make sure to drop the reference to the callbacks too
|
|
mCallbacks = nsnull;
|
|
mProgressSink = nsnull;
|
|
|
|
DoNotifyListenerCleanup();
|
|
}
|
|
|
|
void
|
|
HttpBaseChannel::AddCookiesToRequest()
|
|
{
|
|
if (mLoadFlags & LOAD_ANONYMOUS) {
|
|
return;
|
|
}
|
|
|
|
bool useCookieService =
|
|
(XRE_GetProcessType() == GeckoProcessType_Default);
|
|
nsXPIDLCString cookie;
|
|
if (useCookieService) {
|
|
nsICookieService *cs = gHttpHandler->GetCookieService();
|
|
if (cs) {
|
|
cs->GetCookieStringFromHttp(mURI,
|
|
nsnull,
|
|
this, getter_Copies(cookie));
|
|
}
|
|
|
|
if (cookie.IsEmpty()) {
|
|
cookie = mUserSetCookieHeader;
|
|
}
|
|
else if (!mUserSetCookieHeader.IsEmpty()) {
|
|
cookie.Append(NS_LITERAL_CSTRING("; ") + mUserSetCookieHeader);
|
|
}
|
|
}
|
|
else {
|
|
cookie = mUserSetCookieHeader;
|
|
}
|
|
|
|
// If we are in the child process, we want the parent seeing any
|
|
// cookie headers that might have been set by SetRequestHeader()
|
|
SetRequestHeader(nsDependentCString(nsHttp::Cookie), cookie, false);
|
|
}
|
|
|
|
static PLDHashOperator
|
|
CopyProperties(const nsAString& aKey, nsIVariant *aData, void *aClosure)
|
|
{
|
|
nsIWritablePropertyBag* bag = static_cast<nsIWritablePropertyBag*>
|
|
(aClosure);
|
|
bag->SetProperty(aKey, aData);
|
|
return PL_DHASH_NEXT;
|
|
}
|
|
|
|
// Return whether upon a redirect code of httpStatus for method, the
|
|
// request method should be rewritten to GET.
|
|
//
|
|
bool
|
|
HttpBaseChannel::ShouldRewriteRedirectToGET(PRUint32 httpStatus,
|
|
nsHttpAtom method)
|
|
{
|
|
// always rewrite for 301 and 302, but see bug 598304
|
|
// and RFC 2616, Section 8.3.
|
|
if (httpStatus == 301 || httpStatus == 302)
|
|
return true;
|
|
|
|
// always rewrite for 303
|
|
if (httpStatus == 303)
|
|
return true;
|
|
|
|
// otherwise, such as for 307, do not rewrite
|
|
return false;
|
|
}
|
|
|
|
// Return whether the specified method is safe as per RFC 2616, Section 9.1.1.
|
|
bool
|
|
HttpBaseChannel::IsSafeMethod(nsHttpAtom method)
|
|
{
|
|
// This code will need to be extended for new safe methods, otherwise
|
|
// they'll default to "not safe".
|
|
return method == nsHttp::Get ||
|
|
method == nsHttp::Head ||
|
|
method == nsHttp::Options ||
|
|
method == nsHttp::Propfind ||
|
|
method == nsHttp::Report ||
|
|
method == nsHttp::Search ||
|
|
method == nsHttp::Trace;
|
|
}
|
|
|
|
nsresult
|
|
HttpBaseChannel::SetupReplacementChannel(nsIURI *newURI,
|
|
nsIChannel *newChannel,
|
|
bool preserveMethod)
|
|
{
|
|
LOG(("HttpBaseChannel::SetupReplacementChannel "
|
|
"[this=%p newChannel=%p preserveMethod=%d]",
|
|
this, newChannel, preserveMethod));
|
|
PRUint32 newLoadFlags = mLoadFlags | LOAD_REPLACE;
|
|
// if the original channel was using SSL and this channel is not using
|
|
// SSL, then no need to inhibit persistent caching. however, if the
|
|
// original channel was not using SSL and has INHIBIT_PERSISTENT_CACHING
|
|
// set, then allow the flag to apply to the redirected channel as well.
|
|
// since we force set INHIBIT_PERSISTENT_CACHING on all HTTPS channels,
|
|
// we only need to check if the original channel was using SSL.
|
|
if (mConnectionInfo->UsingSSL())
|
|
newLoadFlags &= ~INHIBIT_PERSISTENT_CACHING;
|
|
|
|
// Do not pass along LOAD_CHECK_OFFLINE_CACHE
|
|
newLoadFlags &= ~nsICachingChannel::LOAD_CHECK_OFFLINE_CACHE;
|
|
|
|
newChannel->SetLoadGroup(mLoadGroup);
|
|
newChannel->SetNotificationCallbacks(mCallbacks);
|
|
newChannel->SetLoadFlags(newLoadFlags);
|
|
|
|
nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(newChannel);
|
|
if (!httpChannel)
|
|
return NS_OK; // no other options to set
|
|
|
|
if (preserveMethod) {
|
|
nsCOMPtr<nsIUploadChannel> uploadChannel =
|
|
do_QueryInterface(httpChannel);
|
|
nsCOMPtr<nsIUploadChannel2> uploadChannel2 =
|
|
do_QueryInterface(httpChannel);
|
|
if (mUploadStream && (uploadChannel2 || uploadChannel)) {
|
|
// rewind upload stream
|
|
nsCOMPtr<nsISeekableStream> seekable = do_QueryInterface(mUploadStream);
|
|
if (seekable)
|
|
seekable->Seek(nsISeekableStream::NS_SEEK_SET, 0);
|
|
|
|
// replicate original call to SetUploadStream...
|
|
if (uploadChannel2) {
|
|
const char *ctype = mRequestHead.PeekHeader(nsHttp::Content_Type);
|
|
if (!ctype)
|
|
ctype = "";
|
|
const char *clen = mRequestHead.PeekHeader(nsHttp::Content_Length);
|
|
PRInt64 len = clen ? nsCRT::atoll(clen) : -1;
|
|
uploadChannel2->ExplicitSetUploadStream(
|
|
mUploadStream, nsDependentCString(ctype), len,
|
|
nsDependentCString(mRequestHead.Method()),
|
|
mUploadStreamHasHeaders);
|
|
} else {
|
|
if (mUploadStreamHasHeaders) {
|
|
uploadChannel->SetUploadStream(mUploadStream, EmptyCString(),
|
|
-1);
|
|
} else {
|
|
const char *ctype =
|
|
mRequestHead.PeekHeader(nsHttp::Content_Type);
|
|
const char *clen =
|
|
mRequestHead.PeekHeader(nsHttp::Content_Length);
|
|
if (!ctype) {
|
|
ctype = "application/octet-stream";
|
|
}
|
|
if (clen) {
|
|
uploadChannel->SetUploadStream(mUploadStream,
|
|
nsDependentCString(ctype),
|
|
atoi(clen));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// since preserveMethod is true, we need to ensure that the appropriate
|
|
// request method gets set on the channel, regardless of whether or not
|
|
// we set the upload stream above. This means SetRequestMethod() will
|
|
// be called twice if ExplicitSetUploadStream() gets called above.
|
|
|
|
httpChannel->SetRequestMethod(nsDependentCString(mRequestHead.Method()));
|
|
}
|
|
// convey the referrer if one was used for this channel to the next one
|
|
if (mReferrer)
|
|
httpChannel->SetReferrer(mReferrer);
|
|
// convey the mAllowPipelining flag
|
|
httpChannel->SetAllowPipelining(mAllowPipelining);
|
|
// convey the new redirection limit
|
|
httpChannel->SetRedirectionLimit(mRedirectionLimit - 1);
|
|
|
|
nsCOMPtr<nsIHttpChannelInternal> httpInternal = do_QueryInterface(newChannel);
|
|
if (httpInternal) {
|
|
// convey the mForceAllowThirdPartyCookie flag
|
|
httpInternal->SetForceAllowThirdPartyCookie(mForceAllowThirdPartyCookie);
|
|
|
|
// update the DocumentURI indicator since we are being redirected.
|
|
// if this was a top-level document channel, then the new channel
|
|
// should have its mDocumentURI point to newURI; otherwise, we
|
|
// just need to pass along our mDocumentURI to the new channel.
|
|
if (newURI && (mURI == mDocumentURI))
|
|
httpInternal->SetDocumentURI(newURI);
|
|
else
|
|
httpInternal->SetDocumentURI(mDocumentURI);
|
|
|
|
// if there is a chain of keys for redirect-responses we transfer it to
|
|
// the new channel (see bug #561276)
|
|
if (mRedirectedCachekeys) {
|
|
LOG(("HttpBaseChannel::SetupReplacementChannel "
|
|
"[this=%p] transferring chain of redirect cache-keys", this));
|
|
httpInternal->SetCacheKeysRedirectChain(mRedirectedCachekeys);
|
|
mRedirectedCachekeys = nsnull;
|
|
}
|
|
}
|
|
|
|
// transfer application cache information
|
|
nsCOMPtr<nsIApplicationCacheChannel> appCacheChannel =
|
|
do_QueryInterface(newChannel);
|
|
if (appCacheChannel) {
|
|
appCacheChannel->SetApplicationCache(mApplicationCache);
|
|
appCacheChannel->SetInheritApplicationCache(mInheritApplicationCache);
|
|
// We purposely avoid transfering mChooseApplicationCache.
|
|
}
|
|
|
|
// transfer any properties
|
|
nsCOMPtr<nsIWritablePropertyBag> bag(do_QueryInterface(newChannel));
|
|
if (bag)
|
|
mPropertyHash.EnumerateRead(CopyProperties, bag.get());
|
|
|
|
// transfer timed channel enabled status
|
|
nsCOMPtr<nsITimedChannel> timed(do_QueryInterface(newChannel));
|
|
if (timed)
|
|
timed->SetTimingEnabled(mTimingEnabled);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
} // namespace net
|
|
} // namespace mozilla
|
|
|