129 lines
4.2 KiB
C++
129 lines
4.2 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: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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 Communicator client 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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*
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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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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Some silly extra stuff that doesn't have anywhere better to go.
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*/
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#include "nsCOMPtr.h"
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#include "nsHTMLUtils.h"
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#include "nsIDocument.h"
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#include "nsIIOService.h"
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#include "nsIServiceManager.h"
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#include "nsICharsetConverterManager.h"
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#include "nsString.h"
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#include "nsXPIDLString.h"
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#include "prprf.h"
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#include "nsNetCID.h"
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#include "nsReadableUtils.h"
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#include "nsIURI.h"
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static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
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nsresult
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NS_MakeAbsoluteURIWithCharset(nsACString &aResult,
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const nsString& aSpec,
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nsIDocument* aDocument,
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nsIURI* aBaseURI,
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nsIIOService* aIOService,
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nsICharsetConverterManager* aConvMgr)
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{
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// Initialize aResult in case of tragedy
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aResult.Truncate();
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// Sanity
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NS_PRECONDITION(aBaseURI != nsnull, "no base URI");
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if (! aBaseURI)
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return NS_ERROR_FAILURE;
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// This gets the relative spec after gyrating it through all the
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// necessary encodings and escaping.
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if (IsASCII(aSpec)) {
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// If it's ASCII, then just copy the characters
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return aBaseURI->Resolve(NS_LossyConvertUCS2toASCII(aSpec), aResult);
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}
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nsCOMPtr<nsIURI> absURI;
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nsresult rv;
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nsAutoString originCharset; // XXX why store charset as UCS2?
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if (aDocument && NS_FAILED(aDocument->GetDocumentCharacterSet(originCharset)))
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originCharset.Truncate();
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rv = nsHTMLUtils::IOService->NewURI(NS_ConvertUCS2toUTF8(aSpec),
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NS_LossyConvertUCS2toASCII(originCharset).get(),
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aBaseURI, getter_AddRefs(absURI));
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if (NS_FAILED(rv)) return rv;
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return absURI->GetSpec(aResult);
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}
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nsIIOService* nsHTMLUtils::IOService;
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nsICharsetConverterManager* nsHTMLUtils::CharsetMgr;
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PRInt32 nsHTMLUtils::gRefCnt;
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void
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nsHTMLUtils::AddRef()
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{
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if (++gRefCnt == 1) {
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nsServiceManager::GetService(kIOServiceCID, NS_GET_IID(nsIIOService),
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NS_REINTERPRET_CAST(nsISupports**, &IOService));
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nsServiceManager::GetService(NS_CHARSETCONVERTERMANAGER_CONTRACTID,
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NS_GET_IID(nsICharsetConverterManager),
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NS_REINTERPRET_CAST(nsISupports**, &CharsetMgr));
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}
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}
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void
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nsHTMLUtils::Release()
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{
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if (--gRefCnt == 0) {
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nsServiceManager::ReleaseService(NS_CHARSETCONVERTERMANAGER_CONTRACTID, CharsetMgr);
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nsServiceManager::ReleaseService(kIOServiceCID, IOService);
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}
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}
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