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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 :
21 : #include <vector>
22 :
23 : #include <com/sun/star/registry/XRegistryKey.hpp>
24 : #include <com/sun/star/registry/MergeConflictException.hpp>
25 :
26 : #include "mergekeys.hxx"
27 :
28 : #define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
29 :
30 : using namespace ::rtl;
31 : using namespace ::osl;
32 : using namespace ::com::sun::star::uno;
33 : using namespace ::com::sun::star;
34 :
35 : namespace stoc_impreg
36 : {
37 :
38 0 : struct Link
39 : {
40 : OUString m_name;
41 : OUString m_target;
42 :
43 0 : inline Link( OUString const & name, OUString const & target )
44 : : m_name( name )
45 0 : , m_target( target )
46 0 : {}
47 : };
48 : typedef ::std::vector< Link > t_links;
49 :
50 : //==================================================================================================
51 0 : static void mergeKeys(
52 : Reference< registry::XRegistryKey > const & xDest,
53 : Reference< registry::XRegistryKey > const & xSource,
54 : t_links & links )
55 : // throw( registry::InvalidRegistryException, registry::MergeConflictException, RuntimeException )
56 : {
57 0 : if (!xSource.is() || !xSource->isValid()) {
58 : throw registry::InvalidRegistryException(
59 : OUSTR("source key is null or invalid!"),
60 0 : Reference<XInterface>() );
61 : }
62 0 : if (!xDest.is() || !xDest->isValid()) {
63 : throw registry::InvalidRegistryException(
64 : OUSTR("destination key is null or invalid!"),
65 0 : Reference<XInterface>() );
66 : }
67 :
68 : // write value
69 0 : switch (xSource->getValueType())
70 : {
71 : case registry::RegistryValueType_NOT_DEFINED:
72 0 : break;
73 : case registry::RegistryValueType_LONG:
74 0 : xDest->setLongValue( xSource->getLongValue() );
75 0 : break;
76 : case registry::RegistryValueType_ASCII:
77 0 : xDest->setAsciiValue( xSource->getAsciiValue() );
78 0 : break;
79 : case registry::RegistryValueType_STRING:
80 0 : xDest->setStringValue( xSource->getStringValue() );
81 0 : break;
82 : case registry::RegistryValueType_BINARY:
83 0 : xDest->setBinaryValue( xSource->getBinaryValue() );
84 0 : break;
85 : case registry::RegistryValueType_LONGLIST:
86 0 : xDest->setLongListValue( xSource->getLongListValue() );
87 0 : break;
88 : case registry::RegistryValueType_ASCIILIST:
89 0 : xDest->setAsciiListValue( xSource->getAsciiListValue() );
90 0 : break;
91 : case registry::RegistryValueType_STRINGLIST:
92 0 : xDest->setStringListValue( xSource->getStringListValue() );
93 0 : break;
94 : default:
95 : OSL_ASSERT(false);
96 0 : break;
97 : }
98 :
99 : // sub keys
100 0 : Sequence< OUString > sourceKeys( xSource->getKeyNames() );
101 0 : OUString const * pSourceKeys = sourceKeys.getConstArray();
102 0 : for ( sal_Int32 nPos = sourceKeys.getLength(); nPos--; )
103 : {
104 : // key name
105 0 : OUString name( pSourceKeys[ nPos ] );
106 0 : sal_Int32 nSlash = name.lastIndexOf( '/' );
107 0 : if (nSlash >= 0)
108 : {
109 0 : name = name.copy( nSlash +1 );
110 : }
111 :
112 0 : if (xSource->getKeyType( name ) == registry::RegistryKeyType_KEY)
113 : {
114 : // try to open exisiting dest key or create new one
115 0 : Reference< registry::XRegistryKey > xDestKey( xDest->createKey( name ) );
116 0 : Reference< registry::XRegistryKey > xSourceKey( xSource->openKey( name ) );
117 0 : mergeKeys( xDestKey, xSourceKey, links );
118 0 : xSourceKey->closeKey();
119 0 : xDestKey->closeKey();
120 : }
121 : else // link
122 : {
123 : // remove existing key
124 0 : Reference< registry::XRegistryKey > xDestKey( xDest->openKey( name ) );
125 0 : if (xDestKey.is() && xDestKey->isValid()) // something to remove
126 : {
127 0 : xDestKey->closeKey();
128 0 : if (xDest->getKeyType( name ) == registry::RegistryKeyType_LINK)
129 : {
130 0 : xDest->deleteLink( name );
131 : }
132 : else
133 : {
134 0 : xDest->deleteKey( name );
135 : }
136 : }
137 :
138 : links.push_back( Link(
139 0 : pSourceKeys[ nPos ], // abs path
140 0 : xSource->getResolvedName( name ) // abs resolved name
141 0 : ) );
142 : }
143 0 : }
144 0 : }
145 :
146 : //==================================================================================================
147 0 : void mergeKeys(
148 : Reference< registry::XRegistryKey > const & xDest,
149 : Reference< registry::XRegistryKey > const & xSource )
150 : // throw( registry::InvalidRegistryException, registry::MergeConflictException, RuntimeException )
151 : {
152 0 : if (!xDest.is() || !xDest->isValid()) {
153 : throw registry::InvalidRegistryException(
154 : OUSTR("destination key is null or invalid!"),
155 0 : Reference<XInterface>() );
156 : }
157 0 : if (xDest->isReadOnly())
158 : {
159 : throw registry::InvalidRegistryException(
160 : OUString( RTL_CONSTASCII_USTRINGPARAM(
161 : "destination registry is read-only! cannot merge!") ),
162 0 : Reference< XInterface >() );
163 : }
164 :
165 0 : t_links links;
166 0 : links.reserve( 16 );
167 0 : mergeKeys( xDest, xSource, links );
168 :
169 0 : for ( size_t nPos = links.size(); nPos--; )
170 : {
171 0 : Link const & r = links[ nPos ];
172 0 : OSL_VERIFY( xDest->createLink( r.m_name, r.m_target ) );
173 0 : }
174 0 : }
175 :
176 : }
177 :
178 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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