1/*
2 * Copyright (C) 2009 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "XMLDocumentParserScope.h"
28
29namespace WebCore {
30
31CachedResourceLoader* XMLDocumentParserScope::currentCachedResourceLoader = 0;
32
33XMLDocumentParserScope::XMLDocumentParserScope(CachedResourceLoader* cachedResourceLoader)
34    : m_oldCachedResourceLoader(currentCachedResourceLoader)
35#if ENABLE(XSLT)
36    , m_oldGenericErrorFunc(xmlGenericError)
37    , m_oldStructuredErrorFunc(xmlStructuredError)
38    , m_oldErrorContext(xmlGenericErrorContext)
39#endif
40{
41    currentCachedResourceLoader = cachedResourceLoader;
42}
43
44#if ENABLE(XSLT)
45XMLDocumentParserScope::XMLDocumentParserScope(CachedResourceLoader* cachedResourceLoader, xmlGenericErrorFunc genericErrorFunc, xmlStructuredErrorFunc structuredErrorFunc, void* errorContext)
46    : m_oldCachedResourceLoader(currentCachedResourceLoader)
47    , m_oldGenericErrorFunc(xmlGenericError)
48    , m_oldStructuredErrorFunc(xmlStructuredError)
49    , m_oldErrorContext(xmlGenericErrorContext)
50{
51    currentCachedResourceLoader = cachedResourceLoader;
52    if (genericErrorFunc)
53        xmlSetGenericErrorFunc(errorContext, genericErrorFunc);
54    if (structuredErrorFunc)
55        xmlSetStructuredErrorFunc(errorContext, structuredErrorFunc);
56}
57#endif
58
59XMLDocumentParserScope::~XMLDocumentParserScope()
60{
61    currentCachedResourceLoader = m_oldCachedResourceLoader;
62#if ENABLE(XSLT)
63    xmlSetGenericErrorFunc(m_oldErrorContext, m_oldGenericErrorFunc);
64    xmlSetStructuredErrorFunc(m_oldErrorContext, m_oldStructuredErrorFunc);
65#endif
66}
67
68}
69