2001-09-25 05:32:19 +04:00
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/* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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2004-04-18 18:30:37 +04:00
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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2001-02-17 12:53:29 +03:00
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*
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2004-04-18 18:30:37 +04:00
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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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2001-02-17 12:53:29 +03:00
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*
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2001-09-25 05:32:19 +04:00
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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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2001-02-17 12:53:29 +03:00
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*
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* The Original Code is Mozilla Communicator client code.
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*
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2004-04-18 18:30:37 +04:00
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* The Initial Developer of the Original Code is
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2001-09-25 05:32:19 +04:00
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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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2001-02-17 12:53:29 +03:00
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*
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2001-09-25 05:32:19 +04:00
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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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2004-04-18 18:30:37 +04:00
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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2001-09-25 05:32:19 +04:00
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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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2004-04-18 18:30:37 +04:00
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* use your version of this file under the terms of the MPL, indicate your
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2001-09-25 05:32:19 +04:00
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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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2004-04-18 18:30:37 +04:00
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* the terms of any one of the MPL, the GPL or the LGPL.
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2001-09-25 05:32:19 +04:00
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*
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* ***** END LICENSE BLOCK ***** */
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2001-02-17 12:53:29 +03:00
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#include "nsCOMPtr.h"
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2001-08-07 06:55:54 +04:00
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#include "nsContentDLF.h"
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2001-11-06 04:24:39 +03:00
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#include "nsGenericHTMLElement.h"
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#include "nsHTMLAtoms.h"
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2001-02-17 12:53:29 +03:00
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#include "nsIComponentManager.h"
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2002-01-30 00:22:13 +03:00
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#include "nsIComponentRegistrar.h"
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2001-08-07 06:55:54 +04:00
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#include "nsICategoryManager.h"
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2001-02-17 12:53:29 +03:00
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#include "nsIDocumentLoader.h"
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#include "nsIDocumentLoaderFactory.h"
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#include "nsIDocument.h"
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#include "nsIDocumentViewer.h"
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2001-11-06 04:24:39 +03:00
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#include "nsIHTMLContent.h"
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2001-02-17 12:53:29 +03:00
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#include "nsIURL.h"
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#include "nsICSSStyleSheet.h"
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2001-11-06 04:24:39 +03:00
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#include "nsNodeInfo.h"
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#include "nsNodeInfoManager.h"
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2001-02-17 12:53:29 +03:00
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#include "nsString.h"
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#include "nsContentCID.h"
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#include "prprf.h"
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#include "nsNetUtil.h"
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#include "nsICSSLoader.h"
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2002-05-15 22:55:21 +04:00
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#include "nsCRT.h"
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2002-09-04 02:10:08 +04:00
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#include "nsIViewSourceChannel.h"
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2001-02-17 12:53:29 +03:00
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#include "nsRDFCID.h"
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#include "nsIRDFResource.h"
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#include "nsIDocStreamLoaderFactory.h"
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2002-03-23 16:21:33 +03:00
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#include "imgILoader.h"
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2002-03-08 21:58:57 +03:00
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2003-03-22 06:20:23 +03:00
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// plugins
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#include "nsIPluginManager.h"
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#include "nsIPluginHost.h"
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static NS_DEFINE_CID(kPluginManagerCID, NS_PLUGINMANAGER_CID);
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static NS_DEFINE_CID(kPluginDocumentCID, NS_PLUGINDOCUMENT_CID);
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2001-02-17 12:53:29 +03:00
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// URL for the "user agent" style sheet
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2003-09-13 21:55:56 +04:00
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#define UA_CSS_URL "resource://gre/res/ua.css"
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2001-02-17 12:53:29 +03:00
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// Factory code for creating variations on html documents
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#undef NOISY_REGISTRY
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static NS_DEFINE_IID(kHTMLDocumentCID, NS_HTMLDOCUMENT_CID);
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static NS_DEFINE_IID(kXMLDocumentCID, NS_XMLDOCUMENT_CID);
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2001-12-12 10:59:31 +03:00
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#ifdef MOZ_SVG
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static NS_DEFINE_IID(kSVGDocumentCID, NS_SVGDOCUMENT_CID);
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#endif
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2001-02-17 12:53:29 +03:00
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static NS_DEFINE_IID(kImageDocumentCID, NS_IMAGEDOCUMENT_CID);
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static NS_DEFINE_IID(kXULDocumentCID, NS_XULDOCUMENT_CID);
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2003-03-05 18:08:41 +03:00
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nsresult
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NS_NewDocumentViewer(nsIDocumentViewer** aResult);
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2001-02-17 12:53:29 +03:00
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2001-11-07 09:24:10 +03:00
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static const char* const gHTMLTypes[] = {
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2001-02-17 12:53:29 +03:00
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"text/html",
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"text/plain",
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"text/css",
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2001-08-07 06:55:54 +04:00
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"text/javascript",
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"application/x-javascript",
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2003-07-31 03:57:39 +04:00
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#ifdef MOZ_VIEW_SOURCE
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2002-09-04 02:10:08 +04:00
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"application/x-view-source", //XXX I wish I could just use nsMimeTypes.h here
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2003-07-31 03:57:39 +04:00
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#endif
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2003-04-19 04:28:09 +04:00
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"application/xhtml+xml",
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2001-02-17 12:53:29 +03:00
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0
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};
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2001-11-07 09:24:10 +03:00
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static const char* const gXMLTypes[] = {
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2001-02-17 12:53:29 +03:00
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"text/xml",
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"application/xml",
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0
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};
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2001-12-12 10:59:31 +03:00
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#ifdef MOZ_SVG
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static char* gSVGTypes[] = {
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"image/svg+xml",
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0
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};
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#endif
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2001-02-17 12:53:29 +03:00
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2001-11-07 09:24:10 +03:00
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static const char* const gRDFTypes[] = {
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2001-02-17 12:53:29 +03:00
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"text/rdf",
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2001-03-25 20:49:38 +04:00
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"application/vnd.mozilla.xul+xml",
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"mozilla.application/cached-xul",
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2001-02-17 12:53:29 +03:00
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0
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};
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2001-08-07 06:55:54 +04:00
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nsICSSStyleSheet* nsContentDLF::gUAStyleSheet;
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2001-02-17 12:53:29 +03:00
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nsresult
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NS_NewContentDocumentLoaderFactory(nsIDocumentLoaderFactory** aResult)
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{
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NS_PRECONDITION(aResult, "null OUT ptr");
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if (!aResult) {
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return NS_ERROR_NULL_POINTER;
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}
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nsContentDLF* it = new nsContentDLF();
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if (!it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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2002-12-11 17:24:49 +03:00
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return CallQueryInterface(it, aResult);
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2001-02-17 12:53:29 +03:00
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}
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nsContentDLF::nsContentDLF()
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{
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}
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nsContentDLF::~nsContentDLF()
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{
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}
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2001-08-07 06:55:54 +04:00
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NS_IMPL_ISUPPORTS2(nsContentDLF,
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nsIDocumentLoaderFactory,
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2003-09-08 02:37:27 +04:00
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nsIDocStreamLoaderFactory)
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2001-02-17 12:53:29 +03:00
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NS_IMETHODIMP
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2001-08-07 06:55:54 +04:00
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nsContentDLF::CreateInstance(const char* aCommand,
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nsIChannel* aChannel,
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nsILoadGroup* aLoadGroup,
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const char* aContentType,
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nsISupports* aContainer,
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nsISupports* aExtraInfo,
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nsIStreamListener** aDocListener,
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nsIContentViewer** aDocViewer)
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2001-02-17 12:53:29 +03:00
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{
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2002-01-22 08:30:28 +03:00
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EnsureUAStyleSheet();
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2001-02-17 12:53:29 +03:00
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2002-09-04 02:10:08 +04:00
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// Are we viewing source?
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2003-07-31 03:57:39 +04:00
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#ifdef MOZ_VIEW_SOURCE
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2002-09-04 02:10:08 +04:00
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nsCOMPtr<nsIViewSourceChannel> viewSourceChannel = do_QueryInterface(aChannel);
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if (viewSourceChannel)
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{
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aCommand = "view-source";
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2001-08-07 06:55:54 +04:00
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2002-09-04 02:10:08 +04:00
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// The parser freaks out when it sees the content-type that a
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// view-source channel normally returns. Get the actual content
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// type of the data. If it's known, use it; otherwise use
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// text/plain.
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nsCAutoString type;
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viewSourceChannel->GetOriginalContentType(type);
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PRBool knownType = PR_FALSE;
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2002-09-19 18:25:53 +04:00
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PRInt32 typeIndex;
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for (typeIndex = 0; gHTMLTypes[typeIndex] && !knownType; ++typeIndex) {
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if (type.Equals(gHTMLTypes[typeIndex]) &&
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2004-04-30 17:23:43 +04:00
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!type.EqualsLiteral("application/x-view-source")) {
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2002-09-04 02:10:08 +04:00
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knownType = PR_TRUE;
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}
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}
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2001-08-07 06:55:54 +04:00
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2002-09-19 18:25:53 +04:00
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for (typeIndex = 0; gXMLTypes[typeIndex] && !knownType; ++typeIndex) {
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if (type.Equals(gXMLTypes[typeIndex])) {
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2002-09-04 02:10:08 +04:00
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knownType = PR_TRUE;
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}
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}
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2001-08-07 06:55:54 +04:00
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2002-09-04 02:10:08 +04:00
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#ifdef MOZ_SVG
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2002-09-19 18:25:53 +04:00
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for (typeIndex = 0; gSVGTypes[typeIndex] && !knownType; ++typeIndex) {
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if (type.Equals(gSVGTypes[typeIndex])) {
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2002-09-04 02:10:08 +04:00
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knownType = PR_TRUE;
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}
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}
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#endif // MOZ_SVG
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2002-09-19 18:25:53 +04:00
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for (typeIndex = 0; gRDFTypes[typeIndex] && !knownType; ++typeIndex) {
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if (type.Equals(gRDFTypes[typeIndex])) {
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2002-09-04 02:10:08 +04:00
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knownType = PR_TRUE;
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}
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}
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2001-08-07 06:55:54 +04:00
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2002-09-04 02:10:08 +04:00
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if (knownType) {
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viewSourceChannel->SetContentType(type);
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} else {
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viewSourceChannel->SetContentType(NS_LITERAL_CSTRING("text/plain"));
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}
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} else if (0 == PL_strcmp("application/x-view-source", aContentType)) {
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aChannel->SetContentType(NS_LITERAL_CSTRING("text/plain"));
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aContentType = "text/plain";
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2001-02-17 12:53:29 +03:00
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}
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2003-07-31 03:57:39 +04:00
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#endif
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2001-02-17 12:53:29 +03:00
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// Try html
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int typeIndex=0;
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while(gHTMLTypes[typeIndex]) {
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2002-09-04 02:10:08 +04:00
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if (0 == PL_strcmp(gHTMLTypes[typeIndex++], aContentType)) {
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2001-02-17 12:53:29 +03:00
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return CreateDocument(aCommand,
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aChannel, aLoadGroup,
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aContainer, kHTMLDocumentCID,
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aDocListener, aDocViewer);
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}
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}
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// Try XML
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typeIndex = 0;
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while(gXMLTypes[typeIndex]) {
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if (0== PL_strcmp(gXMLTypes[typeIndex++], aContentType)) {
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return CreateDocument(aCommand,
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aChannel, aLoadGroup,
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aContainer, kXMLDocumentCID,
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aDocListener, aDocViewer);
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}
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}
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2001-12-12 10:59:31 +03:00
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#ifdef MOZ_SVG
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// Try SVG
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typeIndex = 0;
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while(gSVGTypes[typeIndex]) {
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if (!PL_strcmp(gSVGTypes[typeIndex++], aContentType)) {
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return CreateDocument(aCommand,
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aChannel, aLoadGroup,
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aContainer, kSVGDocumentCID,
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aDocListener, aDocViewer);
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}
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}
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#endif
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2001-02-17 12:53:29 +03:00
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// Try RDF
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typeIndex = 0;
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while (gRDFTypes[typeIndex]) {
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if (0 == PL_strcmp(gRDFTypes[typeIndex++], aContentType)) {
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return CreateRDFDocument(aCommand,
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aChannel, aLoadGroup,
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aContentType, aContainer,
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aExtraInfo, aDocListener, aDocViewer);
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}
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}
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// Try image types
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2002-03-23 16:21:33 +03:00
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nsCOMPtr<imgILoader> loader(do_GetService("@mozilla.org/image/loader;1"));
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2002-03-08 21:58:57 +03:00
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PRBool isReg = PR_FALSE;
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2002-03-23 16:21:33 +03:00
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loader->SupportImageWithMimeType(aContentType, &isReg);
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2002-03-08 21:58:57 +03:00
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if (isReg) {
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return CreateDocument(aCommand,
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aChannel, aLoadGroup,
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aContainer, kImageDocumentCID,
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aDocListener, aDocViewer);
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2001-02-17 12:53:29 +03:00
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}
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2003-03-22 06:20:23 +03:00
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nsCOMPtr<nsIPluginHost> ph (do_GetService(kPluginManagerCID));
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if(ph && NS_SUCCEEDED(ph->IsPluginEnabledForType(aContentType))) {
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return CreateDocument(aCommand,
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aChannel, aLoadGroup,
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aContainer, kPluginDocumentCID,
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aDocListener, aDocViewer);
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}
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2001-02-17 12:53:29 +03:00
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// If we get here, then we weren't able to create anything. Sorry!
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsContentDLF::CreateInstanceForDocument(nsISupports* aContainer,
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2001-08-07 06:55:54 +04:00
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nsIDocument* aDocument,
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const char *aCommand,
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nsIContentViewer** aDocViewerResult)
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2001-02-17 12:53:29 +03:00
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{
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nsresult rv = NS_ERROR_FAILURE;
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2002-01-22 08:30:28 +03:00
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EnsureUAStyleSheet();
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|
|
2001-02-17 12:53:29 +03:00
|
|
|
do {
|
|
|
|
nsCOMPtr<nsIDocumentViewer> docv;
|
|
|
|
rv = NS_NewDocumentViewer(getter_AddRefs(docv));
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
2001-08-07 08:11:09 +04:00
|
|
|
|
|
|
|
docv->SetUAStyleSheet(NS_STATIC_CAST(nsIStyleSheet*, gUAStyleSheet));
|
2001-02-17 12:53:29 +03:00
|
|
|
|
|
|
|
// Bind the document to the Content Viewer
|
2001-08-07 08:11:09 +04:00
|
|
|
nsIContentViewer* cv = NS_STATIC_CAST(nsIContentViewer*, docv.get());
|
|
|
|
rv = cv->LoadStart(aDocument);
|
|
|
|
NS_ADDREF(*aDocViewerResult = cv);
|
2001-02-17 12:53:29 +03:00
|
|
|
} while (PR_FALSE);
|
|
|
|
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
2001-11-06 04:24:39 +03:00
|
|
|
NS_IMETHODIMP
|
2001-11-16 05:08:09 +03:00
|
|
|
nsContentDLF::CreateBlankDocument(nsILoadGroup *aLoadGroup, nsIDocument **aDocument)
|
2001-11-06 04:24:39 +03:00
|
|
|
{
|
|
|
|
*aDocument = nsnull;
|
|
|
|
|
2001-11-16 05:08:09 +03:00
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
|
|
|
|
// create a new blank HTML document
|
2001-11-06 04:24:39 +03:00
|
|
|
nsCOMPtr<nsIDocument> blankDoc(do_CreateInstance(kHTMLDocumentCID));
|
|
|
|
|
2001-11-16 05:08:09 +03:00
|
|
|
if (blankDoc) {
|
|
|
|
// initialize
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
2002-03-06 10:48:55 +03:00
|
|
|
NS_NewURI(getter_AddRefs(uri), NS_LITERAL_CSTRING("about:blank"));
|
2003-10-22 10:09:48 +04:00
|
|
|
if (uri) {
|
|
|
|
blankDoc->ResetToURI(uri, aLoadGroup);
|
|
|
|
rv = NS_OK;
|
|
|
|
}
|
2001-11-16 05:08:09 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
// add some simple content structure
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
|
|
rv = NS_ERROR_FAILURE;
|
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
nsNodeInfoManager *nim = blankDoc->NodeInfoManager();
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
nsCOMPtr<nsINodeInfo> htmlNodeInfo;
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
// generate an html html element
|
|
|
|
nim->GetNodeInfo(nsHTMLAtoms::html, 0, kNameSpaceID_None,
|
|
|
|
getter_AddRefs(htmlNodeInfo));
|
|
|
|
nsCOMPtr<nsIHTMLContent> htmlElement =
|
|
|
|
NS_NewHTMLHtmlElement(htmlNodeInfo);
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
// generate an html head element
|
|
|
|
nim->GetNodeInfo(nsHTMLAtoms::head, 0, kNameSpaceID_None,
|
|
|
|
getter_AddRefs(htmlNodeInfo));
|
|
|
|
nsCOMPtr<nsIHTMLContent> headElement =
|
|
|
|
NS_NewHTMLHeadElement(htmlNodeInfo);
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
// generate an html body element
|
|
|
|
nim->GetNodeInfo(nsHTMLAtoms::body, 0, kNameSpaceID_None,
|
|
|
|
getter_AddRefs(htmlNodeInfo));
|
|
|
|
nsCOMPtr<nsIHTMLContent> bodyElement =
|
|
|
|
NS_NewHTMLBodyElement(htmlNodeInfo);
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
// blat in the structure
|
|
|
|
if (htmlElement && headElement && bodyElement) {
|
|
|
|
htmlElement->SetDocument(blankDoc, PR_FALSE, PR_TRUE);
|
|
|
|
blankDoc->SetRootContent(htmlElement);
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
htmlElement->AppendChildTo(headElement, PR_FALSE, PR_FALSE);
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
bodyElement->SetContentID(blankDoc->GetAndIncrementContentID());
|
|
|
|
htmlElement->AppendChildTo(bodyElement, PR_FALSE, PR_FALSE);
|
2001-11-16 05:08:09 +03:00
|
|
|
|
2004-06-25 16:26:02 +04:00
|
|
|
rv = NS_OK;
|
2001-11-16 05:08:09 +03:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// add a nice bow
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
2001-11-06 04:24:39 +03:00
|
|
|
*aDocument = blankDoc;
|
|
|
|
NS_ADDREF(*aDocument);
|
|
|
|
}
|
2001-11-16 05:08:09 +03:00
|
|
|
return rv;
|
2001-11-06 04:24:39 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2001-02-17 12:53:29 +03:00
|
|
|
nsresult
|
|
|
|
nsContentDLF::CreateDocument(const char* aCommand,
|
2001-08-07 06:55:54 +04:00
|
|
|
nsIChannel* aChannel,
|
|
|
|
nsILoadGroup* aLoadGroup,
|
|
|
|
nsISupports* aContainer,
|
|
|
|
const nsCID& aDocumentCID,
|
|
|
|
nsIStreamListener** aDocListener,
|
|
|
|
nsIContentViewer** aDocViewer)
|
2001-02-17 12:53:29 +03:00
|
|
|
{
|
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
|
|
|
|
nsCOMPtr<nsIURI> aURL;
|
|
|
|
rv = aChannel->GetURI(getter_AddRefs(aURL));
|
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
|
|
|
|
#ifdef NOISY_CREATE_DOC
|
|
|
|
if (nsnull != aURL) {
|
|
|
|
nsAutoString tmp;
|
|
|
|
aURL->ToString(tmp);
|
2001-10-16 07:53:44 +04:00
|
|
|
fputs(NS_LossyConvertUCS2toASCII(tmp).get(), stdout);
|
2001-02-17 12:53:29 +03:00
|
|
|
printf(": creating document\n");
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
nsCOMPtr<nsIDocument> doc;
|
|
|
|
nsCOMPtr<nsIDocumentViewer> docv;
|
|
|
|
do {
|
|
|
|
// Create the document
|
2002-12-11 17:24:49 +03:00
|
|
|
doc = do_CreateInstance(aDocumentCID, &rv);
|
2001-02-17 12:53:29 +03:00
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
|
|
|
|
// Create the document viewer XXX: could reuse document viewer here!
|
|
|
|
rv = NS_NewDocumentViewer(getter_AddRefs(docv));
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
2001-08-07 06:55:54 +04:00
|
|
|
docv->SetUAStyleSheet(gUAStyleSheet);
|
2001-02-17 12:53:29 +03:00
|
|
|
|
2002-04-17 08:17:16 +04:00
|
|
|
doc->SetContainer(aContainer);
|
|
|
|
|
2001-02-17 12:53:29 +03:00
|
|
|
// Initialize the document to begin loading the data. An
|
|
|
|
// nsIStreamListener connected to the parser is returned in
|
|
|
|
// aDocListener.
|
|
|
|
rv = doc->StartDocumentLoad(aCommand, aChannel, aLoadGroup, aContainer, aDocListener, PR_TRUE);
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
|
|
|
|
// Bind the document to the Content Viewer
|
2001-05-25 12:49:03 +04:00
|
|
|
rv = docv->LoadStart(doc);
|
2001-02-17 12:53:29 +03:00
|
|
|
*aDocViewer = docv;
|
|
|
|
NS_IF_ADDREF(*aDocViewer);
|
|
|
|
} while (PR_FALSE);
|
|
|
|
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
|
|
nsContentDLF::CreateInstance(nsIInputStream& aInputStream,
|
2001-08-07 06:55:54 +04:00
|
|
|
const char* aContentType,
|
|
|
|
const char* aCommand,
|
|
|
|
nsISupports* aContainer,
|
|
|
|
nsISupports* aExtraInfo,
|
|
|
|
nsIContentViewer** aDocViewer)
|
2001-02-17 12:53:29 +03:00
|
|
|
|
|
|
|
{
|
|
|
|
nsresult status = NS_ERROR_FAILURE;
|
|
|
|
|
2002-01-22 08:30:28 +03:00
|
|
|
EnsureUAStyleSheet();
|
|
|
|
|
2001-02-17 12:53:29 +03:00
|
|
|
// Try RDF
|
|
|
|
int typeIndex = 0;
|
|
|
|
while (gRDFTypes[typeIndex]) {
|
|
|
|
if (0 == PL_strcmp(gRDFTypes[typeIndex++], aContentType)) {
|
|
|
|
return CreateXULDocumentFromStream(aInputStream,
|
|
|
|
aCommand,
|
|
|
|
aContainer,
|
|
|
|
aExtraInfo,
|
|
|
|
aDocViewer);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
|
|
|
// ...common work for |CreateRDFDocument| and |CreateXULDocumentFromStream|
|
|
|
|
nsresult
|
|
|
|
nsContentDLF::CreateRDFDocument(nsISupports* aExtraInfo,
|
2001-08-07 06:55:54 +04:00
|
|
|
nsCOMPtr<nsIDocument>* doc,
|
|
|
|
nsCOMPtr<nsIDocumentViewer>* docv)
|
2001-02-17 12:53:29 +03:00
|
|
|
{
|
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
|
|
|
|
// Create the XUL document
|
2002-12-11 17:24:49 +03:00
|
|
|
*doc = do_CreateInstance(kXULDocumentCID, &rv);
|
2001-02-17 12:53:29 +03:00
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
|
|
|
|
// Create the image content viewer...
|
|
|
|
rv = NS_NewDocumentViewer(getter_AddRefs(*docv));
|
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
|
|
|
|
// Load the UA style sheet if we haven't already done that
|
2001-08-07 06:55:54 +04:00
|
|
|
(*docv)->SetUAStyleSheet(gUAStyleSheet);
|
2001-02-17 12:53:29 +03:00
|
|
|
|
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
// ...note, this RDF document _may_ be XUL :-)
|
|
|
|
nsresult
|
|
|
|
nsContentDLF::CreateRDFDocument(const char* aCommand,
|
2001-08-07 06:55:54 +04:00
|
|
|
nsIChannel* aChannel,
|
|
|
|
nsILoadGroup* aLoadGroup,
|
|
|
|
const char* aContentType,
|
|
|
|
nsISupports* aContainer,
|
|
|
|
nsISupports* aExtraInfo,
|
|
|
|
nsIStreamListener** aDocListener,
|
|
|
|
nsIContentViewer** aDocViewer)
|
2001-02-17 12:53:29 +03:00
|
|
|
{
|
|
|
|
nsCOMPtr<nsIDocument> doc;
|
|
|
|
nsCOMPtr<nsIDocumentViewer> docv;
|
|
|
|
nsresult rv = CreateRDFDocument(aExtraInfo, address_of(doc), address_of(docv));
|
|
|
|
if (NS_FAILED(rv)) {
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
|
|
|
nsCOMPtr<nsIURI> aURL;
|
|
|
|
rv = aChannel->GetURI(getter_AddRefs(aURL));
|
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Initialize the document to begin loading the data...
|
|
|
|
*
|
|
|
|
* An nsIStreamListener connected to the parser is returned in
|
|
|
|
* aDocListener.
|
|
|
|
*/
|
2002-04-17 08:17:16 +04:00
|
|
|
|
|
|
|
doc->SetContainer(aContainer);
|
|
|
|
|
2001-02-17 12:53:29 +03:00
|
|
|
rv = doc->StartDocumentLoad(aCommand, aChannel, aLoadGroup, aContainer, aDocListener, PR_TRUE);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
|
|
/*
|
|
|
|
* Bind the document to the Content Viewer...
|
|
|
|
*/
|
2001-05-25 12:49:03 +04:00
|
|
|
rv = docv->LoadStart(doc);
|
2001-02-17 12:53:29 +03:00
|
|
|
*aDocViewer = docv;
|
|
|
|
NS_IF_ADDREF(*aDocViewer);
|
|
|
|
}
|
|
|
|
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
|
|
|
nsresult
|
|
|
|
nsContentDLF::CreateXULDocumentFromStream(nsIInputStream& aXULStream,
|
2001-08-07 06:55:54 +04:00
|
|
|
const char* aCommand,
|
|
|
|
nsISupports* aContainer,
|
|
|
|
nsISupports* aExtraInfo,
|
|
|
|
nsIContentViewer** aDocViewer)
|
2001-02-17 12:53:29 +03:00
|
|
|
{
|
|
|
|
nsresult status = NS_OK;
|
|
|
|
|
2001-02-22 06:01:34 +03:00
|
|
|
#if 0 // XXX dead code; remove
|
2001-02-17 12:53:29 +03:00
|
|
|
do
|
|
|
|
{
|
|
|
|
nsCOMPtr<nsIDocument> doc;
|
|
|
|
nsCOMPtr<nsIDocumentViewer> docv;
|
|
|
|
if ( NS_FAILED(status = CreateRDFDocument(aExtraInfo, address_of(doc), address_of(docv))) )
|
|
|
|
break;
|
|
|
|
|
2001-05-25 12:49:03 +04:00
|
|
|
if ( NS_FAILED(status = docv->LoadStart(doc)) )
|
2001-02-17 12:53:29 +03:00
|
|
|
break;
|
|
|
|
|
|
|
|
*aDocViewer = docv;
|
|
|
|
NS_IF_ADDREF(*aDocViewer);
|
|
|
|
|
|
|
|
nsCOMPtr<nsIStreamLoadableDocument> loader = do_QueryInterface(doc, &status);
|
|
|
|
if ( NS_FAILED(status) )
|
|
|
|
break;
|
|
|
|
|
|
|
|
status = loader->LoadFromStream(aXULStream, aContainer, aCommand);
|
|
|
|
}
|
|
|
|
while (0);
|
2001-02-22 06:01:34 +03:00
|
|
|
#endif
|
2001-02-17 12:53:29 +03:00
|
|
|
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
2001-08-07 06:55:54 +04:00
|
|
|
static nsresult
|
2003-02-27 16:51:55 +03:00
|
|
|
RegisterTypes(nsICategoryManager* aCatMgr,
|
2001-11-07 09:24:10 +03:00
|
|
|
const char* const* aTypes)
|
2001-02-17 12:53:29 +03:00
|
|
|
{
|
2001-08-07 06:55:54 +04:00
|
|
|
nsresult rv = NS_OK;
|
|
|
|
while (*aTypes) {
|
2001-11-07 09:24:10 +03:00
|
|
|
const char* contentType = *aTypes++;
|
2001-08-07 06:55:54 +04:00
|
|
|
#ifdef NOISY_REGISTRY
|
|
|
|
printf("Register %s => %s\n", contractid, aPath);
|
|
|
|
#endif
|
2003-02-27 16:51:55 +03:00
|
|
|
// add the MIME types layout can handle to the handlers category.
|
2001-08-07 06:55:54 +04:00
|
|
|
// this allows users of layout's viewers (the docshell for example)
|
|
|
|
// to query the types of viewers layout can create.
|
|
|
|
rv = aCatMgr->AddCategoryEntry("Gecko-Content-Viewers", contentType,
|
2003-02-27 16:51:55 +03:00
|
|
|
"@mozilla.org/content/document-loader-factory;1",
|
|
|
|
PR_TRUE, PR_TRUE, nsnull);
|
2001-08-07 06:55:54 +04:00
|
|
|
if (NS_FAILED(rv)) break;
|
|
|
|
}
|
|
|
|
return rv;
|
2001-02-17 12:53:29 +03:00
|
|
|
}
|
|
|
|
|
2003-02-27 16:51:55 +03:00
|
|
|
static nsresult UnregisterTypes(nsICategoryManager* aCatMgr,
|
|
|
|
const char* const* aTypes)
|
|
|
|
{
|
|
|
|
nsresult rv = NS_OK;
|
|
|
|
while (*aTypes) {
|
|
|
|
const char* contentType = *aTypes++;
|
|
|
|
rv = aCatMgr->DeleteCategoryEntry("Gecko-Content-Viewers", contentType, PR_TRUE);
|
|
|
|
if (NS_FAILED(rv)) break;
|
|
|
|
}
|
|
|
|
return rv;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2001-08-07 06:55:54 +04:00
|
|
|
NS_IMETHODIMP
|
|
|
|
nsContentDLF::RegisterDocumentFactories(nsIComponentManager* aCompMgr,
|
|
|
|
nsIFile* aPath,
|
|
|
|
const char *aLocation,
|
|
|
|
const char *aType,
|
|
|
|
const nsModuleComponentInfo* aInfo)
|
|
|
|
{
|
|
|
|
nsresult rv;
|
2001-03-08 05:41:16 +03:00
|
|
|
|
2001-08-07 06:55:54 +04:00
|
|
|
nsCOMPtr<nsICategoryManager> catmgr(do_GetService(NS_CATEGORYMANAGER_CONTRACTID, &rv));
|
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
|
|
|
|
do {
|
2003-02-27 16:51:55 +03:00
|
|
|
rv = RegisterTypes(catmgr, gHTMLTypes);
|
2001-08-07 06:55:54 +04:00
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
2003-02-27 16:51:55 +03:00
|
|
|
rv = RegisterTypes(catmgr, gXMLTypes);
|
2001-08-07 06:55:54 +04:00
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
2001-12-12 10:59:31 +03:00
|
|
|
#ifdef MOZ_SVG
|
2003-02-27 16:51:55 +03:00
|
|
|
rv = RegisterTypes(catmgr, gSVGTypes);
|
2001-12-12 10:59:31 +03:00
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
#endif
|
2003-02-27 16:51:55 +03:00
|
|
|
rv = RegisterTypes(catmgr, gRDFTypes);
|
2001-08-07 06:55:54 +04:00
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
} while (PR_FALSE);
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
|
|
nsContentDLF::UnregisterDocumentFactories(nsIComponentManager* aCompMgr,
|
|
|
|
nsIFile* aPath,
|
|
|
|
const char* aRegistryLocation,
|
|
|
|
const nsModuleComponentInfo* aInfo)
|
2001-02-17 12:53:29 +03:00
|
|
|
{
|
2001-12-19 03:12:41 +03:00
|
|
|
nsresult rv;
|
2003-02-27 16:51:55 +03:00
|
|
|
nsCOMPtr<nsICategoryManager> catmgr(do_GetService(NS_CATEGORYMANAGER_CONTRACTID, &rv));
|
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
|
|
|
|
do {
|
|
|
|
rv = UnregisterTypes(catmgr, gHTMLTypes);
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
rv = UnregisterTypes(catmgr, gXMLTypes);
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
#ifdef MOZ_SVG
|
|
|
|
rv = UnregisterTypes(catmgr, gSVGTypes);
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
#endif
|
|
|
|
rv = UnregisterTypes(catmgr, gRDFTypes);
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
break;
|
|
|
|
} while (PR_FALSE);
|
2001-12-19 03:12:41 +03:00
|
|
|
|
2003-02-27 16:51:55 +03:00
|
|
|
return rv;
|
2001-02-17 12:53:29 +03:00
|
|
|
}
|
2002-01-22 08:30:28 +03:00
|
|
|
|
|
|
|
/* static */ nsresult
|
|
|
|
nsContentDLF::EnsureUAStyleSheet()
|
|
|
|
{
|
|
|
|
if (gUAStyleSheet)
|
|
|
|
return NS_OK;
|
|
|
|
|
|
|
|
// Load the UA style sheet
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
2002-03-06 10:48:55 +03:00
|
|
|
nsresult rv = NS_NewURI(getter_AddRefs(uri), NS_LITERAL_CSTRING(UA_CSS_URL));
|
2002-01-22 08:30:28 +03:00
|
|
|
if (NS_FAILED(rv)) {
|
|
|
|
#ifdef DEBUG
|
|
|
|
printf("*** open of %s failed: error=%x\n", UA_CSS_URL, rv);
|
|
|
|
#endif
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
nsCOMPtr<nsICSSLoader> cssLoader;
|
|
|
|
NS_NewCSSLoader(getter_AddRefs(cssLoader));
|
|
|
|
if (!cssLoader)
|
|
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
2002-12-03 08:48:14 +03:00
|
|
|
rv = cssLoader->LoadAgentSheet(uri, &gUAStyleSheet);
|
2002-01-22 08:30:28 +03:00
|
|
|
#ifdef DEBUG
|
|
|
|
if (NS_FAILED(rv))
|
|
|
|
printf("*** open of %s failed: error=%x\n", UA_CSS_URL, rv);
|
|
|
|
#endif
|
|
|
|
return rv;
|
|
|
|
}
|