summaryrefslogtreecommitdiff
path: root/writerfilter/source/filter/WriterFilterDetection.cxx
blob: 727c57660974cdddc356ace6ea1482bba04831d4 (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
/* -*- 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 <cppuhelper/implementationentry.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <WriterFilterDetection.hxx>
#include <comphelper/storagehelper.hxx>
#include <com/sun/star/io/XInputStream.hpp>
#include <sot/storage.hxx>
#include <unotools/ucbstreamhelper.hxx>

using namespace ::com::sun::star;

WriterFilterDetection::WriterFilterDetection(
    const uno::Reference< uno::XComponentContext >& rxContext) :
    m_xContext( rxContext )
{
}


WriterFilterDetection::~WriterFilterDetection()
{
}


OUString WriterFilterDetection_getImplementationName () throw (uno::RuntimeException)
{
   return OUString ( "com.sun.star.comp.Writer.WriterFilterDetector"  );
}



OUString WriterFilterDetection::detect( uno::Sequence< beans::PropertyValue >& rDescriptor )
   throw( uno::RuntimeException, std::exception )
{
    OUString sTypeName;
    bool bWord = false;
    sal_Int32 nPropertyCount = rDescriptor.getLength();
    const beans::PropertyValue* pValues = rDescriptor.getConstArray();
    OUString sURL;
    uno::Reference < io::XStream > xStream;
    uno::Reference < io::XInputStream > xInputStream;
    for( sal_Int32 nProperty = 0; nProperty < nPropertyCount; ++nProperty )
    {
        if ( pValues[nProperty].Name == "TypeName" )
            rDescriptor[nProperty].Value >>= sTypeName;
        else if ( pValues[nProperty].Name == "URL" )
            pValues[nProperty].Value >>= sURL;
        else if ( pValues[nProperty].Name == "Stream" )
            pValues[nProperty].Value >>= xStream;
        else if ( pValues[nProperty].Name == "InputStream" )
            pValues[nProperty].Value >>= xInputStream;
    }
    try
    {
        uno::Reference< embed::XStorage > xDocStorage;
        if ( sURL == "private:stream" )
            xDocStorage = comphelper::OStorageHelper::GetStorageFromInputStream( xInputStream );
        else
            xDocStorage = comphelper::OStorageHelper::GetStorageFromURL( sURL, embed::ElementModes::READ );
        if( xDocStorage.is() )
        {
            uno::Sequence< OUString > aNames = xDocStorage->getElementNames();
            const OUString* pNames = aNames.getConstArray();
            for(sal_Int32 nName = 0; nName < aNames.getLength(); ++nName)
            {
                if ( pNames[nName] == "word" )
                {
                    bWord = true;
                    if( sTypeName.isEmpty() )
                        sTypeName = "writer_MS_Word_2007";
                    break;
                }
            }
        }
    }
    catch(const uno::Exception&)
    {
        OSL_FAIL("exception while opening storage");
    }
    if( !bWord )
        sTypeName.clear();
   return sTypeName;
}


uno::Sequence< OUString > WriterFilterDetection_getSupportedServiceNames(  ) throw (uno::RuntimeException)
{
   uno::Sequence < OUString > aRet(1);
   OUString* pArray = aRet.getArray();
   pArray[0] = "com.sun.star.document.ExtendedTypeDetection";
   return aRet;
}


uno::Reference< uno::XInterface > WriterFilterDetection_createInstance( const uno::Reference< uno::XComponentContext >& xContext)
                throw( uno::Exception )
{
   return (cppu::OWeakObject*) new WriterFilterDetection( xContext );
}


OUString WriterFilterDetection::getImplementationName(  ) throw (uno::RuntimeException, std::exception)
{
   return WriterFilterDetection_getImplementationName();
}


sal_Bool WriterFilterDetection::supportsService( const OUString& rServiceName ) throw (uno::RuntimeException, std::exception)
{
    return cppu::supportsService( this, rServiceName );
}


uno::Sequence< OUString > WriterFilterDetection::getSupportedServiceNames(  ) throw (uno::RuntimeException, std::exception)
{
    return WriterFilterDetection_getSupportedServiceNames();
}

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