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#include <libxml/parserInternals.h>
34#include <libxslt/documents.h>
35
36namespace WebCore {
37
38class Frame;
39class Document;
40class DocumentFragment;
41
42class XSLTProcessor : public RefCounted<XSLTProcessor> {
43public:
44    static PassRefPtr<XSLTProcessor> create() { return adoptRef(new XSLTProcessor); }
45    ~XSLTProcessor();
46
47    void setXSLStyleSheet(PassRefPtr<XSLStyleSheet> styleSheet) { m_stylesheet = styleSheet; }
48    bool transformToString(Node& source, String& resultMIMEType, String& resultString, String& resultEncoding);
49    PassRefPtr<Document> createDocumentFromSource(const String& source, const String& sourceEncoding, const String& sourceMIMEType, Node* sourceNode, Frame* frame);
50
51    // DOM methods
52    void importStylesheet(PassRefPtr<Node> style)
53    {
54        if (style)
55            m_stylesheetRootNode = style;
56    }
57    PassRefPtr<DocumentFragment> transformToFragment(Node* source, Document* ouputDoc);
58    PassRefPtr<Document> transformToDocument(Node* source);
59
60    void setParameter(const String& namespaceURI, const String& localName, const String& value);
61    String getParameter(const String& namespaceURI, const String& localName) const;
62    void removeParameter(const String& namespaceURI, const String& localName);
63    void clearParameters() { m_parameters.clear(); }
64
65    void reset();
66
67    static void parseErrorFunc(void* userData, xmlError*);
68    static void genericErrorFunc(void* userData, const char* msg, ...);
69
70    // Only for libXSLT callbacks
71    XSLStyleSheet* xslStylesheet() const { return m_stylesheet.get(); }
72
73    typedef HashMap<String, String> ParameterMap;
74
75private:
76    XSLTProcessor() { }
77
78    RefPtr<XSLStyleSheet> m_stylesheet;
79    RefPtr<Node> m_stylesheetRootNode;
80    ParameterMap m_parameters;
81};
82
83}
84
85#endif
86#endif
87