mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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270 lines
9.1 KiB
C++
270 lines
9.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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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#ifndef nsXMLHttpRequest_h__
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#define nsXMLHttpRequest_h__
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#include "nsIXMLHttpRequest.h"
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#include "nsISupportsUtils.h"
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#include "nsCOMPtr.h"
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#include "nsString.h"
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#include "nsIDOMLoadListener.h"
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#include "nsIDOMEventTarget.h"
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#include "nsIDOMDocument.h"
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#include "nsIURI.h"
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#include "nsIHttpChannel.h"
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#include "nsIDocument.h"
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#include "nsIStreamListener.h"
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#include "nsWeakReference.h"
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#include "jsapi.h"
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#include "nsIScriptContext.h"
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#include "nsIChannelEventSink.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIHttpHeaderVisitor.h"
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#include "nsIProgressEventSink.h"
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#include "nsCOMArray.h"
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#include "nsJSUtils.h"
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#include "nsTArray.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsIJSNativeInitializer.h"
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#include "nsPIDOMWindow.h"
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#include "nsIDOMLSProgressEvent.h"
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class nsILoadGroup;
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class nsXMLHttpRequest : public nsIXMLHttpRequest,
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public nsIJSXMLHttpRequest,
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public nsIDOMLoadListener,
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public nsIDOMEventTarget,
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public nsIStreamListener,
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public nsIChannelEventSink,
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public nsIProgressEventSink,
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public nsIInterfaceRequestor,
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public nsSupportsWeakReference,
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public nsIJSNativeInitializer
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{
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public:
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nsXMLHttpRequest();
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virtual ~nsXMLHttpRequest();
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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// nsIXMLHttpRequest
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NS_DECL_NSIXMLHTTPREQUEST
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// nsIJSXMLHttpRequest
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NS_DECL_NSIJSXMLHTTPREQUEST
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// nsIDOMEventTarget
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NS_DECL_NSIDOMEVENTTARGET
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// nsIDOMEventListener
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NS_DECL_NSIDOMEVENTLISTENER
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// nsIDOMLoadListener
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NS_IMETHOD Load(nsIDOMEvent* aEvent);
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NS_IMETHOD BeforeUnload(nsIDOMEvent* aEvent);
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NS_IMETHOD Unload(nsIDOMEvent* aEvent);
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NS_IMETHOD Abort(nsIDOMEvent* aEvent);
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NS_IMETHOD Error(nsIDOMEvent* aEvent);
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// nsIStreamListener
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NS_DECL_NSISTREAMLISTENER
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// nsIRequestObserver
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NS_DECL_NSIREQUESTOBSERVER
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// nsIChannelEventSink
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NS_DECL_NSICHANNELEVENTSINK
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// nsIProgressEventSink
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NS_DECL_NSIPROGRESSEVENTSINK
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// nsIInterfaceRequestor
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NS_DECL_NSIINTERFACEREQUESTOR
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// nsIJSNativeInitializer
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NS_IMETHOD Initialize(nsISupports* aOwner, JSContext* cx, JSObject* obj,
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PRUint32 argc, jsval* argv);
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// This is called by the factory constructor.
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nsresult Init();
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsXMLHttpRequest, nsIXMLHttpRequest)
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protected:
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nsresult DetectCharset(nsACString& aCharset);
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nsresult ConvertBodyToText(nsAString& aOutBuffer);
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static NS_METHOD StreamReaderFunc(nsIInputStream* in,
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void* closure,
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const char* fromRawSegment,
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PRUint32 toOffset,
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PRUint32 count,
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PRUint32 *writeCount);
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// Change the state of the object with this. The broadcast argument
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// determines if the onreadystatechange listener should be called.
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// If aClearEventListeners is true, ChangeState will take refs to
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// any event listeners it needs and call ClearEventListeners before
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// making any HandleEvent() calls that could change the listener
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// values.
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nsresult ChangeState(PRUint32 aState, PRBool aBroadcast = PR_TRUE,
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PRBool aClearEventListeners = PR_FALSE);
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nsresult RequestCompleted();
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nsresult GetLoadGroup(nsILoadGroup **aLoadGroup);
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nsIURI *GetBaseURI();
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// This creates a trusted event, which is not cancelable and doesn't
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// bubble. Don't call this if we have no event listeners, since this may
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// use our script context, which is not set in that case.
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nsresult CreateEvent(const nsAString& aType, nsIDOMEvent** domevent);
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// Make a copy of a pair of members to be passed to NotifyEventListeners.
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void CopyEventListeners(nsCOMPtr<nsIDOMEventListener>& aListener,
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const nsCOMArray<nsIDOMEventListener>& aListenerArray,
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nsCOMArray<nsIDOMEventListener>& aCopy);
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// aListeners must be a "non-live" list (i.e., addEventListener and
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// removeEventListener should not affect it). It should be built from
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// member variables by calling CopyEventListeners.
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void NotifyEventListeners(const nsCOMArray<nsIDOMEventListener>& aListeners,
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nsIDOMEvent* aEvent);
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void ClearEventListeners();
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already_AddRefed<nsIHttpChannel> GetCurrentHttpChannel();
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/**
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* Check if mChannel is ok for a cross-site request by making sure no
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* inappropriate headers are set, and no username/password is set.
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*
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* Also updates the XML_HTTP_REQUEST_USE_XSITE_AC bit.
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*/
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nsresult CheckChannelForCrossSiteRequest();
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nsresult CheckInnerWindowCorrectness()
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{
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if (mOwner) {
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NS_ASSERTION(mOwner->IsInnerWindow(), "Should have inner window here!\n");
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nsPIDOMWindow* outer = mOwner->GetOuterWindow();
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if (!outer || outer->GetCurrentInnerWindow() != mOwner) {
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return NS_ERROR_FAILURE;
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}
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}
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return NS_OK;
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}
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nsCOMPtr<nsISupports> mContext;
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nsCOMPtr<nsIPrincipal> mPrincipal;
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nsCOMPtr<nsIChannel> mChannel;
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// mReadRequest is different from mChannel for multipart requests
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nsCOMPtr<nsIRequest> mReadRequest;
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nsCOMPtr<nsIDOMDocument> mDocument;
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nsCOMPtr<nsIChannel> mACGetChannel;
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nsCOMArray<nsIDOMEventListener> mLoadEventListeners;
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nsCOMArray<nsIDOMEventListener> mErrorEventListeners;
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nsCOMArray<nsIDOMEventListener> mProgressEventListeners;
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nsCOMArray<nsIDOMEventListener> mUploadProgressEventListeners;
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nsCOMArray<nsIDOMEventListener> mReadystatechangeEventListeners;
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nsCOMPtr<nsIScriptContext> mScriptContext;
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nsCOMPtr<nsPIDOMWindow> mOwner; // Inner window.
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nsCOMPtr<nsIDOMEventListener> mOnLoadListener;
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nsCOMPtr<nsIDOMEventListener> mOnErrorListener;
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nsCOMPtr<nsIDOMEventListener> mOnProgressListener;
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nsCOMPtr<nsIDOMEventListener> mOnUploadProgressListener;
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nsCOMPtr<nsIDOMEventListener> mOnReadystatechangeListener;
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nsCOMPtr<nsIStreamListener> mXMLParserStreamListener;
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// used to implement getAllResponseHeaders()
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class nsHeaderVisitor : public nsIHttpHeaderVisitor {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIHTTPHEADERVISITOR
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nsHeaderVisitor() { }
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virtual ~nsHeaderVisitor() {}
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const nsACString &Headers() { return mHeaders; }
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private:
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nsCString mHeaders;
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};
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nsCString mResponseBody;
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nsCString mOverrideMimeType;
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/**
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* The notification callbacks the channel had when Send() was
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* called. We want to forward things here as needed.
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*/
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nsCOMPtr<nsIInterfaceRequestor> mNotificationCallbacks;
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/**
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* Sink interfaces that we implement that mNotificationCallbacks may
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* want to also be notified for. These are inited lazily if we're
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* asked for the relevant interface.
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*/
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nsCOMPtr<nsIChannelEventSink> mChannelEventSink;
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nsCOMPtr<nsIProgressEventSink> mProgressEventSink;
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PRUint32 mState;
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// List of potentially dangerous headers explicitly set using
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// SetRequestHeader.
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nsTArray<nsCString> mExtraRequestHeaders;
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};
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// helper class to expose a progress DOM Event
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class nsXMLHttpProgressEvent : public nsIDOMLSProgressEvent
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{
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public:
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nsXMLHttpProgressEvent(nsIDOMEvent * aInner, PRUint64 aCurrentProgress, PRUint64 aMaxProgress);
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virtual ~nsXMLHttpProgressEvent();
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMLSPROGRESSEVENT
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NS_FORWARD_NSIDOMEVENT(mInner->)
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protected:
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nsCOMPtr<nsIDOMEvent> mInner;
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PRUint64 mCurProgress;
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PRUint64 mMaxProgress;
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};
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#endif
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