summaryrefslogtreecommitdiff
path: root/comphelper/inc/comphelper/storagehelper.hxx
blob: f26f997cc2f3e8799de2a34822e4d9484ca0c3bb (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
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
/* -*- 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 .
 */
#ifndef COMPHELPER_STORAGEHELPER_HXX
#define COMPHELPER_STORAGEHELPER_HXX

#include <boost/scoped_ptr.hpp>

#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/embed/ElementModes.hpp>
#include "comphelper/comphelperdllapi.h"


#define PACKAGE_STORAGE_FORMAT_STRING   ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "PackageFormat" ) )
#define ZIP_STORAGE_FORMAT_STRING       ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ZipFormat" ) )
#define OFOPXML_STORAGE_FORMAT_STRING   ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "OFOPXMLFormat" ) )

#define PACKAGE_ENCRYPTIONDATA_SHA256UTF8 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "PackageSHA256UTF8EncryptionKey" ) )
#define PACKAGE_ENCRYPTIONDATA_SHA1UTF8   ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "PackageSHA1UTF8EncryptionKey" ) )
#define PACKAGE_ENCRYPTIONDATA_SHA1MS1252 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "PackageSHA1MS1252EncryptionKey" ) )

namespace com { namespace sun { namespace star {
    namespace beans { struct NamedValue; }
    namespace embed { class XStorage; }
    namespace io {
        class XInputStream;
        class XOutputStream;
        class XStream;
    }
    namespace lang { class XSingleServiceFactory; }
    namespace uno { class XComponentContext; }
} } }

namespace comphelper {

// Unfortunately - the impl.s of XStorage like to invalidate all
// their sub streams and storages when you release references, so
// it is necessary to keep references to all storages down the
// path - this is 'beautiful' (TM). So we need this ugly hack:
class COMPHELPER_DLLPUBLIC LifecycleProxy
{
private:
    class Impl;
public:
    ::boost::scoped_ptr<Impl> m_pBadness;
    LifecycleProxy();
    ~LifecycleProxy();
    // commit the storages: necessary for writes to streams to take effect!
    void commitStorages();
};

class COMPHELPER_DLLPUBLIC OStorageHelper
{
public:
    static ::com::sun::star::uno::Reference< ::com::sun::star::lang::XSingleServiceFactory >
        GetStorageFactory(
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xSF
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::lang::XSingleServiceFactory >
        GetFileSystemStorageFactory(
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xSF
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetTemporaryStorage(
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() )
        throw ( ::com::sun::star::uno::Exception );

    /// this one will only return Storage
    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetStorageFromURL(
            const ::rtl::OUString& aURL,
            sal_Int32 nStorageMode,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() )
        throw ( ::com::sun::star::uno::Exception );

    /// this one will return either Storage or FileSystemStorage
    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetStorageFromURL2(
            const ::rtl::OUString& aURL,
            sal_Int32 nStorageMode,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() )

        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetStorageFromInputStream(
            const ::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream >& xStream,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetStorageFromStream(
            const ::com::sun::star::uno::Reference < ::com::sun::star::io::XStream >& xStream,
            sal_Int32 nStorageMode = ::com::sun::star::embed::ElementModes::READWRITE,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() )
        throw ( ::com::sun::star::uno::Exception );

    static void CopyInputToOutput(
            const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInput,
            const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >& xOutput )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >
        GetInputStreamFromURL(
            const ::rtl::OUString& aURL,
            const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& context )
        throw ( ::com::sun::star::uno::Exception );

    static void SetCommonStorageEncryptionData(
            const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& xStorage,
            const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >& aEncryptionData )
        throw ( ::com::sun::star::uno::Exception );

    // the following method supports only storages of OOo formats
    static sal_Int32 GetXStorageFormat(
            const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& xStorage )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetStorageOfFormatFromURL(
            const ::rtl::OUString& aFormat,
            const ::rtl::OUString& aURL,
            sal_Int32 nStorageMode,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >(),
            sal_Bool bRepairStorage = sal_False )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetStorageOfFormatFromInputStream(
            const ::rtl::OUString& aFormat,
            const ::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream >& xStream,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >(),
            sal_Bool bRepairStorage = sal_False )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
        GetStorageOfFormatFromStream(
            const ::rtl::OUString& aFormat,
            const ::com::sun::star::uno::Reference < ::com::sun::star::io::XStream >& xStream,
            sal_Int32 nStorageMode = ::com::sun::star::embed::ElementModes::READWRITE,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory
                            = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >(),
            sal_Bool bRepairStorage = sal_False )
        throw ( ::com::sun::star::uno::Exception );

    static ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >
        CreatePackageEncryptionData(
            const ::rtl::OUString& aPassword,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xSF
                = ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >() );

    static sal_Bool IsValidZipEntryFileName( const ::rtl::OUString& aName, sal_Bool bSlashAllowed );
    static sal_Bool IsValidZipEntryFileName( const sal_Unicode *pChar, sal_Int32 nLength, sal_Bool bSlashAllowed );

    static sal_Bool PathHasSegment( const ::rtl::OUString& aPath, const ::rtl::OUString& aSegment );

    // Methods to allow easy use of hierachical names inside storages

    static ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > GetStorageAtPath(
        const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > &xStorage,
        const ::rtl::OUString& aPath, sal_uInt32 nOpenMode, LifecycleProxy &rNastiness );
    static ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > GetStreamAtPath(
        const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > &xStorage,
        const ::rtl::OUString& aPath, sal_uInt32 nOpenMode, LifecycleProxy &rNastiness );
    static ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > GetStreamAtPackageURL(
        const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > &xStorage,
        const ::rtl::OUString& rURL, sal_uInt32 const nOpenMode,
        LifecycleProxy & rNastiness );
};

}

#endif

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