1/*
2 * This file is part of the XSL implementation.
3 *
4 * Copyright (C) 2004, 2007, 2008 Apple, Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23#ifndef XSLTProcessor_h
24#define XSLTProcessor_h
25
26#if ENABLE(XSLT)
27
28#include "Node.h"
29#include "XSLStyleSheet.h"
30#include <wtf/HashMap.h>
31#include <wtf/text/StringHash.h>
32
33#if !USE(QXMLQUERY)
34#include <libxml/parserInternals.h>
35#include <libxslt/documents.h>
36#endif
37
38namespace WebCore {
39
40class Frame;
41class Document;
42class DocumentFragment;
43
44class XSLTProcessor : public RefCounted<XSLTProcessor> {
45public:
46    static PassRefPtr<XSLTProcessor> create() { return adoptRef(new XSLTProcessor); }
47    ~XSLTProcessor();
48
49    void setXSLStyleSheet(PassRefPtr<XSLStyleSheet> styleSheet) { m_stylesheet = styleSheet; }
50    bool transformToString(Node* source, String& resultMIMEType, String& resultString, String& resultEncoding);
51    PassRefPtr<Document> createDocumentFromSource(const String& source, const String& sourceEncoding, const String& sourceMIMEType, Node* sourceNode, Frame* frame);
52
53    // DOM methods
54    void importStylesheet(PassRefPtr<Node> style)
55    {
56        if (style)
57            m_stylesheetRootNode = style;
58    }
59    PassRefPtr<DocumentFragment> transformToFragment(Node* source, Document* ouputDoc);
60    PassRefPtr<Document> transformToDocument(Node* source);
61
62    void setParameter(const String& namespaceURI, const String& localName, const String& value);
63    String getParameter(const String& namespaceURI, const String& localName) const;
64    void removeParameter(const String& namespaceURI, const String& localName);
65    void clearParameters() { m_parameters.clear(); }
66
67    void reset();
68
69#if !USE(QXMLQUERY)
70    static void parseErrorFunc(void* userData, xmlError*);
71    static void genericErrorFunc(void* userData, const char* msg, ...);
72
73    // Only for libXSLT callbacks
74    XSLStyleSheet* xslStylesheet() const { return m_stylesheet.get(); }
75#endif
76
77    typedef HashMap<String, String> ParameterMap;
78
79private:
80    XSLTProcessor() { }
81
82    RefPtr<XSLStyleSheet> m_stylesheet;
83    RefPtr<Node> m_stylesheetRootNode;
84    ParameterMap m_parameters;
85};
86
87}
88
89#endif
90#endif
91