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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 : #include <config_features.h>
21 :
22 : #include "sal/config.h"
23 :
24 : #include <cstddef>
25 : #include <utility>
26 : #include <vector>
27 :
28 : #include "osl/diagnose.h"
29 : #include "rtl/strbuf.hxx"
30 : #include "rtl/string.hxx"
31 : #include "rtl/textenc.h"
32 : #include "rtl/uri.h"
33 : #include "rtl/uri.hxx"
34 : #include "rtl/ustring.hxx"
35 : #include <boost/unordered_map.hpp>
36 :
37 : #include "dp_identifier.hxx"
38 : #include "dp_activepackages.hxx"
39 :
40 : // Old format of database entry:
41 : // key: UTF8(filename)
42 : // value: UTF8(tempname ";" mediatype)
43 : // New format of database entry:
44 : // key: 0xFF UTF8(identifier)
45 : // value: UTF8(tempname) 0xFF UTF8(filename) 0xFF UTF8(mediatype)
46 :
47 : #if HAVE_FEATURE_EXTENSIONS
48 :
49 : namespace {
50 :
51 : static char const separator = static_cast< char >(
52 : static_cast< unsigned char >(0xFF));
53 :
54 0 : OString oldKey(OUString const & fileName) {
55 0 : return OUStringToOString(fileName, RTL_TEXTENCODING_UTF8);
56 : }
57 :
58 0 : OString newKey(OUString const & id) {
59 0 : OStringBuffer b;
60 0 : b.append(separator);
61 0 : b.append(OUStringToOString(id, RTL_TEXTENCODING_UTF8));
62 0 : return b.makeStringAndClear();
63 : }
64 :
65 0 : ::dp_manager::ActivePackages::Data decodeOldData(
66 : OUString const & fileName, OString const & value)
67 : {
68 0 : ::dp_manager::ActivePackages::Data d;
69 0 : sal_Int32 i = value.indexOf(';');
70 : OSL_ASSERT(i >= 0);
71 0 : d.temporaryName = OUString(value.getStr(), i, RTL_TEXTENCODING_UTF8);
72 0 : d.fileName = fileName;
73 0 : d.mediaType = OUString(
74 0 : value.getStr() + i + 1, value.getLength() - i - 1,
75 0 : RTL_TEXTENCODING_UTF8);
76 0 : return d;
77 : }
78 :
79 0 : ::dp_manager::ActivePackages::Data decodeNewData(OString const & value) {
80 0 : ::dp_manager::ActivePackages::Data d;
81 0 : sal_Int32 i1 = value.indexOf(separator);
82 : OSL_ASSERT(i1 >= 0);
83 0 : d.temporaryName = OUString(
84 0 : value.getStr(), i1, RTL_TEXTENCODING_UTF8);
85 0 : sal_Int32 i2 = value.indexOf(separator, i1 + 1);
86 : OSL_ASSERT(i2 >= 0);
87 0 : d.fileName = OUString(
88 0 : value.getStr() + i1 + 1, i2 - i1 - 1, RTL_TEXTENCODING_UTF8);
89 0 : sal_Int32 i3 = value.indexOf(separator, i2 + 1);
90 :
91 0 : if (i3 < 0)
92 : {
93 : //Before ActivePackages::Data::version was added
94 0 : d.mediaType = OUString(
95 0 : value.getStr() + i2 + 1, value.getLength() - i2 - 1,
96 0 : RTL_TEXTENCODING_UTF8);
97 : }
98 : else
99 : {
100 0 : sal_Int32 i4 = value.indexOf(separator, i3 + 1);
101 0 : d.mediaType = OUString(
102 0 : value.getStr() + i2 + 1, i3 - i2 -1, RTL_TEXTENCODING_UTF8);
103 0 : d.version = OUString(
104 0 : value.getStr() + i3 + 1, i4 - i3 - 1,
105 0 : RTL_TEXTENCODING_UTF8);
106 0 : d.failedPrerequisites = OUString(
107 0 : value.getStr() + i4 + 1, value.getLength() - i4 - 1,
108 0 : RTL_TEXTENCODING_UTF8);
109 : }
110 0 : return d;
111 : }
112 :
113 : }
114 : #endif
115 :
116 : namespace dp_manager {
117 :
118 0 : ActivePackages::ActivePackages() {}
119 :
120 0 : ActivePackages::ActivePackages(OUString const & url, bool readOnly)
121 : #if HAVE_FEATURE_EXTENSIONS
122 0 : : m_map(url, readOnly)
123 : #endif
124 : {
125 : (void) url;
126 : (void) readOnly;
127 0 : }
128 :
129 0 : ActivePackages::~ActivePackages() {}
130 :
131 0 : bool ActivePackages::has(
132 : OUString const & id, OUString const & fileName) const
133 : {
134 0 : return get(NULL, id, fileName);
135 : }
136 :
137 0 : bool ActivePackages::get(
138 : Data * data, OUString const & id, OUString const & fileName)
139 : const
140 : {
141 : #if HAVE_FEATURE_EXTENSIONS
142 0 : OString v;
143 0 : if (m_map.get(&v, newKey(id))) {
144 0 : if (data != NULL) {
145 0 : *data = decodeNewData(v);
146 : }
147 0 : return true;
148 0 : } else if (m_map.get(&v, oldKey(fileName))) {
149 0 : if (data != NULL) {
150 0 : *data = decodeOldData(fileName, v);
151 : }
152 0 : return true;
153 : } else {
154 0 : return false;
155 0 : }
156 : #else
157 : (void) data;
158 : (void) id;
159 : (void) fileName;
160 : return false;
161 : #endif
162 : }
163 :
164 0 : ActivePackages::Entries ActivePackages::getEntries() const {
165 0 : Entries es;
166 : #if HAVE_FEATURE_EXTENSIONS
167 0 : ::dp_misc::t_string2string_map m(m_map.getEntries());
168 0 : for (::dp_misc::t_string2string_map::const_iterator i(m.begin());
169 0 : i != m.end(); ++i)
170 : {
171 0 : if (!i->first.isEmpty() && i->first[0] == separator) {
172 : es.push_back(
173 : ::std::make_pair(
174 : OUString(
175 0 : i->first.getStr() + 1, i->first.getLength() - 1,
176 : RTL_TEXTENCODING_UTF8),
177 0 : decodeNewData(i->second)));
178 : } else {
179 : OUString fn(
180 0 : OStringToOUString(i->first, RTL_TEXTENCODING_UTF8));
181 : es.push_back(
182 : ::std::make_pair(
183 : ::dp_misc::generateLegacyIdentifier(fn),
184 0 : decodeOldData(fn, i->second)));
185 : }
186 : }
187 : #endif
188 0 : return es;
189 : }
190 :
191 0 : void ActivePackages::put(OUString const & id, Data const & data) {
192 : #if HAVE_FEATURE_EXTENSIONS
193 0 : OStringBuffer b;
194 : b.append(
195 0 : OUStringToOString(data.temporaryName, RTL_TEXTENCODING_UTF8));
196 0 : b.append(separator);
197 0 : b.append(OUStringToOString(data.fileName, RTL_TEXTENCODING_UTF8));
198 0 : b.append(separator);
199 0 : b.append(OUStringToOString(data.mediaType, RTL_TEXTENCODING_UTF8));
200 0 : b.append(separator);
201 0 : b.append(OUStringToOString(data.version, RTL_TEXTENCODING_UTF8));
202 0 : b.append(separator);
203 0 : b.append(OUStringToOString(data.failedPrerequisites, RTL_TEXTENCODING_UTF8));
204 0 : m_map.put(newKey(id), b.makeStringAndClear());
205 : #else
206 : (void) id;
207 : (void) data;
208 : #endif
209 0 : }
210 :
211 0 : void ActivePackages::erase(
212 : OUString const & id, OUString const & fileName)
213 : {
214 : #if HAVE_FEATURE_EXTENSIONS
215 0 : m_map.erase(newKey(id), true) || m_map.erase(oldKey(fileName), true);
216 : #else
217 : (void) id;
218 : (void) fileName;
219 : #endif
220 0 : }
221 :
222 : }
223 :
224 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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