Mozilla/mozilla/extensions/webdav/src/nsWebDAVUtils.cpp
dmose%mozilla.org 9dbbee375e Make WebDAV resolve hrefs with relative URLs. rs=shaver. Not part of the default build.
git-svn-id: svn://10.0.0.236/trunk@168494 18797224-902f-48f8-a5cc-f745e15eee43
2005-01-29 02:03:14 +00:00

150 lines
4.9 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
// vim:expandtab:ts=4 sw=4:
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla.
*
* The Initial Developer of the Original Code is
* Oracle Corporation.
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Mike Shaver <shaver@off.net> (original author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsWebDAVInternal.h"
#include "nsComponentManagerUtils.h"
#include "nsIDOMElement.h"
#include "nsIDOMNode.h"
#include "nsIDOM3Node.h"
#include "nsIDOMNodeList.h"
#include "nsIDOMDocument.h"
#include "nsIDOMParser.h"
#include "nsContentErrors.h"
#if defined(PR_LOGGING)
PRLogModuleInfo *gDAVLog = nsnull;
#endif
nsresult
NS_WD_GetElementByTagName(nsIDOMElement *parentElt, const nsAString &tagName,
nsIDOMElement **elt)
{
nsresult rv;
nsCOMPtr<nsIDOMNodeList> list;
rv = parentElt->GetElementsByTagName(tagName, getter_AddRefs(list));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDOMNode> node;
rv = list->Item(0, getter_AddRefs(node));
NS_ENSURE_SUCCESS(rv, rv);
if (!node) {
return NS_CONTENT_ATTR_NO_VALUE;
}
return CallQueryInterface(node, elt);
}
nsresult
NS_WD_ElementTextChildValue(nsIDOMElement *elt, const nsAString &tagName,
nsAString &value)
{
nsCOMPtr<nsIDOMElement> childElt;
nsresult rv = NS_WD_GetElementByTagName(elt, tagName,
getter_AddRefs(childElt));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDOM3Node> node3 = do_QueryInterface(childElt, &rv);
NS_ENSURE_SUCCESS(rv, rv);
return node3->GetTextContent(value);
}
nsresult
NS_WD_AppendElementWithNS(nsIDOMDocument *doc, nsIDOMNode *parent,
const nsAString& ns, const nsAString& tagName,
nsIDOMElement **child)
{
nsresult rv;
nsCOMPtr<nsIDOMElement> childElt;
nsCOMPtr<nsIDOMNode> junk;
rv = doc->CreateElementNS(ns, tagName, getter_AddRefs(childElt));
NS_ENSURE_SUCCESS(rv, rv);
rv = parent->AppendChild(childElt, getter_AddRefs(junk));
NS_ENSURE_SUCCESS(rv, rv);
*child = childElt.get();
NS_ADDREF(*child);
return NS_OK;
}
nsresult
NS_WD_GetDocAndResponseListFromBuffer(const nsACString &buffer,
nsIDOMDocument **xmldoc,
nsIDOMNodeList **responseList,
PRUint32 *length)
{
nsresult rv;
nsCOMPtr<nsIDOMParser>
parser(do_CreateInstance("@mozilla.org/xmlextras/domparser;1", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsPromiseFlatCString flat(buffer);
PR_LOG(gDAVLog, 5, ("XML:\n\n%*s\n\n", flat.Length(), flat.get()));
nsCOMPtr<nsIDOMDocument> doc;
rv = parser->ParseFromBuffer(NS_REINTERPRET_CAST(const PRUint8 *,
flat.get()),
flat.Length(), "text/xml",
getter_AddRefs(doc));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDOMNodeList> list;
rv = doc->GetElementsByTagNameNS(NS_LITERAL_STRING("DAV:"),
NS_LITERAL_STRING("response"),
getter_AddRefs(list));
NS_ENSURE_SUCCESS(rv, rv);
rv = list->GetLength(length);
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(length, NS_ERROR_UNEXPECTED);
NS_ADDREF(*xmldoc = doc.get());
NS_ADDREF(*responseList = list.get());
return NS_OK;
}