summaryrefslogtreecommitdiffstats
path: root/xmloff/source/transform/FrameOASISTContext.cxx
blob: 98386a85252c851a7268c0ed5baadfe8f1071a45 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
 */

#include "FrameOASISTContext.hxx"
#include "IgnoreTContext.hxx"
#include "MutableAttrList.hxx"
#include <xmloff/xmlnmspe.hxx>
#include "ActionMapTypesOASIS.hxx"
#include "ElemTransformerAction.hxx"
#include "TransformerActions.hxx"
#include "TransformerBase.hxx"
#include <osl/diagnose.h>


using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml::sax;
using namespace ::xmloff::token;

bool XMLFrameOASISTransformerContext::IsLinkedEmbeddedObject(
            const OUString& rLocalName,
            const Reference< XAttributeList >& rAttrList )
{
    if( !(IsXMLToken( rLocalName, XML_OBJECT ) ||
          IsXMLToken( rLocalName, XML_OBJECT_OLE)  ) )
        return false;

    sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
    for( sal_Int16 i=0; i < nAttrCount; i++ )
    {
        OUString aAttrName( rAttrList->getNameByIndex( i ) );
        OUString aLocalName;
        sal_uInt16 nPrefix =
            GetTransformer().GetNamespaceMap().GetKeyByAttrName( aAttrName,
                                                                 &aLocalName );
        if( XML_NAMESPACE_XLINK == nPrefix &&
            IsXMLToken( aLocalName, XML_HREF ) )
        {
            OUString sHRef( rAttrList->getValueByIndex( i ) );
            if (sHRef.isEmpty())
            {
                // When the href is empty then the object is not linked but
                // a placeholder.
                return false;
            }
            GetTransformer().ConvertURIToOOo( sHRef, true );
            return !(!sHRef.isEmpty() && '#'==sHRef[0]);
        }
    }

    return false;
}


XMLFrameOASISTransformerContext::XMLFrameOASISTransformerContext(
        XMLTransformerBase& rImp,
        const OUString& rQName ) :
    XMLTransformerContext( rImp, rQName ),
    m_bIgnoreElement( false )
{
}

XMLFrameOASISTransformerContext::~XMLFrameOASISTransformerContext()
{
}

void XMLFrameOASISTransformerContext::StartElement(
    const Reference< XAttributeList >& rAttrList )
{
    m_xAttrList = new XMLMutableAttributeList( rAttrList, true );

    sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
    for( sal_Int16 i=0; i < nAttrCount; i++ )
    {
        const OUString& rAttrName = rAttrList->getNameByIndex( i );
        OUString aLocalName;
        sal_uInt16 nPrefix =
            GetTransformer().GetNamespaceMap().GetKeyByAttrName( rAttrName, &aLocalName );

        if( (nPrefix == XML_NAMESPACE_PRESENTATION) && IsXMLToken( aLocalName, XML_CLASS ) )
        {
            const OUString& rAttrValue = rAttrList->getValueByIndex( i );
            if( IsXMLToken( rAttrValue, XML_HEADER ) || IsXMLToken( rAttrValue, XML_FOOTER ) ||
                IsXMLToken( rAttrValue, XML_PAGE_NUMBER ) || IsXMLToken( rAttrValue, XML_DATE_TIME ) )
            {
                m_bIgnoreElement = true;
                break;
            }
        }
    }
}

rtl::Reference<XMLTransformerContext> XMLFrameOASISTransformerContext::CreateChildContext(
        sal_uInt16 nPrefix,
        const OUString& rLocalName,
        const OUString& rQName,
        const Reference< XAttributeList >& rAttrList )
{
    rtl::Reference<XMLTransformerContext> pContext;

    if( m_bIgnoreElement )
    {
        // do not export the frame element and all of its children
        pContext.set(new XMLIgnoreTransformerContext( GetTransformer(),
                                                                rQName,
                                                                true, true ));
    }
    else
    {
        XMLTransformerActions *pActions =
            GetTransformer().GetUserDefinedActions( OASIS_FRAME_ELEM_ACTIONS );
        OSL_ENSURE( pActions, "go no actions" );
        XMLTransformerActions::key_type aKey( nPrefix, rLocalName );
        XMLTransformerActions::const_iterator aIter = pActions->find( aKey );

        if( aIter != pActions->end() )
        {
            switch( (*aIter).second.m_nActionType )
            {
            case XML_ETACTION_COPY:
                if( m_aElemQName.isEmpty() &&
                    !IsLinkedEmbeddedObject( rLocalName, rAttrList ) )
                {
                    pContext.set(new XMLIgnoreTransformerContext( GetTransformer(),
                                                                rQName,
                                                                false, false ));
                    m_aElemQName = rQName;
                    static_cast< XMLMutableAttributeList * >( m_xAttrList.get() )
                        ->AppendAttributeList( rAttrList );
                    GetTransformer().ProcessAttrList( m_xAttrList,
                                                      OASIS_SHAPE_ACTIONS,
                                                      false );
                    GetTransformer().GetDocHandler()->startElement( m_aElemQName, m_xAttrList );
                }
                else
                {
                    pContext.set(new XMLIgnoreTransformerContext( GetTransformer(),
                                                                rQName,
                                                                true, true ));
                }
                break;
            default:
                OSL_ENSURE( false, "unknown action" );
                break;
            }
        }
    }

    // default is copying
    if( !pContext.is() )
        pContext = XMLTransformerContext::CreateChildContext( nPrefix,
                                                              rLocalName,
                                                              rQName,
                                                              rAttrList );

    return pContext;
}

void XMLFrameOASISTransformerContext::EndElement()
{
    if( !m_bIgnoreElement )
        GetTransformer().GetDocHandler()->endElement( m_aElemQName );
}

void XMLFrameOASISTransformerContext::Characters( const OUString& rChars )
{
    // ignore
    if( !m_aElemQName.isEmpty() && !m_bIgnoreElement )
        XMLTransformerContext::Characters( rChars );
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */