1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is TransforMiiX XSLT processor code.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * The MITRE Corporation.
19 : * Portions created by the Initial Developer are Copyright (C) 1999
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Tom Kneeland <tomk@mitre.org> (Original Author)
24 : *
25 : * Alternatively, the contents of this file may be used under the terms of
26 : * either the GNU General Public License Version 2 or later (the "GPL"), or
27 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28 : * in which case the provisions of the GPL or the LGPL are applicable instead
29 : * of those above. If you wish to allow use of your version of this file only
30 : * under the terms of either the GPL or the LGPL, and not to allow others to
31 : * use your version of this file under the terms of the MPL, indicate your
32 : * decision by deleting the provisions above and replace them with the notice
33 : * and other provisions required by the GPL or the LGPL. If you do not delete
34 : * the provisions above, a recipient may use your version of this file under
35 : * the terms of any one of the MPL, the GPL or the LGPL.
36 : *
37 : * ***** END LICENSE BLOCK ***** */
38 :
39 : #include "txXMLParser.h"
40 : #include "txURIUtils.h"
41 : #include "txXPathTreeWalker.h"
42 :
43 : #include "nsIDocument.h"
44 : #include "nsIDOMDocument.h"
45 : #include "nsSyncLoadService.h"
46 : #include "nsNetUtil.h"
47 : #include "nsIPrincipal.h"
48 :
49 : nsresult
50 0 : txParseDocumentFromURI(const nsAString& aHref, const txXPathNode& aLoader,
51 : nsAString& aErrMsg, txXPathNode** aResult)
52 : {
53 0 : NS_ENSURE_ARG_POINTER(aResult);
54 0 : *aResult = nsnull;
55 0 : nsCOMPtr<nsIURI> documentURI;
56 0 : nsresult rv = NS_NewURI(getter_AddRefs(documentURI), aHref);
57 0 : NS_ENSURE_SUCCESS(rv, rv);
58 :
59 0 : nsIDocument* loaderDocument = txXPathNativeNode::getDocument(aLoader);
60 :
61 0 : nsCOMPtr<nsILoadGroup> loadGroup = loaderDocument->GetDocumentLoadGroup();
62 :
63 : // For the system principal loaderUri will be null here, which is good
64 : // since that means that chrome documents can load any uri.
65 :
66 : // Raw pointer, we want the resulting txXPathNode to hold a reference to
67 : // the document.
68 0 : nsIDOMDocument* theDocument = nsnull;
69 : rv = nsSyncLoadService::LoadDocument(documentURI,
70 : loaderDocument->NodePrincipal(),
71 0 : loadGroup, true, &theDocument);
72 :
73 0 : if (NS_FAILED(rv)) {
74 0 : aErrMsg.Append(NS_LITERAL_STRING("Document load of ") +
75 0 : aHref + NS_LITERAL_STRING(" failed."));
76 0 : return NS_FAILED(rv) ? rv : NS_ERROR_FAILURE;
77 : }
78 :
79 0 : *aResult = txXPathNativeNode::createXPathNode(theDocument);
80 0 : if (!*aResult) {
81 0 : NS_RELEASE(theDocument);
82 0 : return NS_ERROR_FAILURE;
83 : }
84 :
85 0 : return NS_OK;
86 : }
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