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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 "cppuhelper/unourl.hxx"
22 :
23 : #include "osl/diagnose.h"
24 : #include "rtl/malformeduriexception.hxx"
25 : #include "rtl/string.h"
26 : #include "rtl/textenc.h"
27 : #include "rtl/uri.h"
28 : #include "rtl/uri.hxx"
29 : #include "rtl/ustring.h"
30 : #include "rtl/ustring.hxx"
31 : #include "sal/types.h"
32 :
33 : #include <map>
34 :
35 : using cppu::UnoUrl;
36 : using cppu::UnoUrlDescriptor;
37 :
38 : namespace {
39 :
40 1066 : inline bool isAlphanum(sal_Unicode c)
41 : {
42 : return (c >= 0x30 && c <= 0x39) // '0'--'9'
43 : || (c >= 0x41 && c <= 0x5A) // 'A'--'Z'
44 1066 : || (c >= 0x61 && c <= 0x7A); // 'a'--'z'
45 : }
46 :
47 : }
48 :
49 173 : class UnoUrlDescriptor::Impl
50 : {
51 : public:
52 : typedef std::map< rtl::OUString, rtl::OUString > Parameters;
53 :
54 : rtl::OUString m_aDescriptor;
55 : rtl::OUString m_aName;
56 : Parameters m_aParameters;
57 :
58 : /** @exception rtl::MalformedUriException
59 : */
60 : explicit inline Impl(rtl::OUString const & m_aDescriptor);
61 :
62 0 : inline Impl * clone() const { return new Impl(*this); }
63 : };
64 :
65 195 : inline UnoUrlDescriptor::Impl::Impl(rtl::OUString const & rDescriptor)
66 : {
67 184 : m_aDescriptor = rDescriptor;
68 : enum State { STATE_NAME0, STATE_NAME, STATE_KEY0, STATE_KEY, STATE_VALUE };
69 184 : State eState = STATE_NAME0;
70 184 : sal_Int32 nStart = 0;
71 184 : rtl::OUString aKey;
72 1698 : for (sal_Int32 i = 0;; ++i)
73 : {
74 1698 : bool bEnd = i == rDescriptor.getLength();
75 1698 : sal_Unicode c = bEnd ? 0 : rDescriptor.getStr()[i];
76 1698 : switch (eState)
77 : {
78 : case STATE_NAME0:
79 184 : if (bEnd || !isAlphanum(c))
80 : throw rtl::MalformedUriException(
81 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
82 1 : "UNO URL contains bad descriptor name")));
83 183 : nStart = i;
84 183 : eState = STATE_NAME;
85 183 : break;
86 :
87 : case STATE_NAME:
88 553 : if (bEnd || c == 0x2C) // ','
89 : {
90 : m_aName
91 181 : = rDescriptor.copy(nStart, i - nStart).toAsciiLowerCase();
92 181 : eState = STATE_KEY0;
93 : }
94 372 : else if (!isAlphanum(c))
95 : throw rtl::MalformedUriException(
96 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
97 2 : "UNO URL contains bad descriptor name")));
98 551 : break;
99 :
100 : case STATE_KEY0:
101 145 : if (bEnd || !isAlphanum(c))
102 : throw rtl::MalformedUriException(
103 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
104 5 : "UNO URL contains bad parameter key")));
105 140 : nStart = i;
106 140 : eState = STATE_KEY;
107 140 : break;
108 :
109 : case STATE_KEY:
110 423 : if (c == 0x3D) // '='
111 : {
112 138 : aKey = rDescriptor.copy(nStart, i - nStart).toAsciiLowerCase();
113 138 : nStart = i + 1;
114 138 : eState = STATE_VALUE;
115 : }
116 285 : else if (bEnd || !isAlphanum(c))
117 : throw rtl::MalformedUriException(
118 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
119 2 : "UNO URL contains bad parameter key")));
120 421 : break;
121 :
122 : case STATE_VALUE:
123 393 : if (bEnd || c == 0x2C) // ','
124 : {
125 276 : if (!m_aParameters.insert(
126 : Parameters::value_type(
127 : aKey,
128 : rtl::Uri::decode(rDescriptor.copy(nStart,
129 : i - nStart),
130 : rtl_UriDecodeWithCharset,
131 276 : RTL_TEXTENCODING_UTF8))).second)
132 : throw rtl::MalformedUriException(
133 : rtl::OUString(
134 : RTL_CONSTASCII_USTRINGPARAM(
135 1 : "UNO URL contains duplicated parameter")));
136 137 : eState = STATE_KEY0;
137 : }
138 392 : break;
139 : }
140 1687 : if (bEnd)
141 173 : break;
142 184 : }
143 173 : }
144 :
145 122 : UnoUrlDescriptor::UnoUrlDescriptor(rtl::OUString const & rDescriptor):
146 132 : m_xImpl(new Impl(rDescriptor))
147 112 : {}
148 :
149 : SAL_WNODEPRECATED_DECLARATIONS_PUSH
150 56 : UnoUrlDescriptor::UnoUrlDescriptor(std::auto_ptr< Impl > & rImpl):
151 56 : m_xImpl(rImpl)
152 56 : {}
153 : SAL_WNODEPRECATED_DECLARATIONS_POP
154 :
155 0 : UnoUrlDescriptor::UnoUrlDescriptor(UnoUrlDescriptor const & rOther):
156 0 : m_xImpl(rOther.m_xImpl->clone())
157 0 : {}
158 :
159 168 : UnoUrlDescriptor::~UnoUrlDescriptor()
160 168 : {}
161 :
162 0 : UnoUrlDescriptor & UnoUrlDescriptor::operator =(UnoUrlDescriptor const & rOther)
163 : {
164 0 : m_xImpl.reset(rOther.m_xImpl->clone());
165 0 : return *this;
166 : }
167 :
168 28 : rtl::OUString const & UnoUrlDescriptor::getDescriptor() const
169 : {
170 28 : return m_xImpl->m_aDescriptor;
171 : }
172 :
173 18 : rtl::OUString const & UnoUrlDescriptor::getName() const
174 : {
175 18 : return m_xImpl->m_aName;
176 : }
177 :
178 17 : bool UnoUrlDescriptor::hasParameter(rtl::OUString const & rKey) const
179 : {
180 34 : return m_xImpl->m_aParameters.find(rKey.toAsciiLowerCase())
181 51 : != m_xImpl->m_aParameters.end();
182 : }
183 :
184 41 : rtl::OUString UnoUrlDescriptor::getParameter(rtl::OUString const & rKey) const
185 : {
186 : Impl::Parameters::const_iterator
187 41 : aIt(m_xImpl->m_aParameters.find(rKey.toAsciiLowerCase()));
188 41 : return aIt == m_xImpl->m_aParameters.end() ? rtl::OUString() : aIt->second;
189 : }
190 :
191 28 : class UnoUrl::Impl
192 : {
193 : public:
194 : UnoUrlDescriptor m_aConnection;
195 : UnoUrlDescriptor m_aProtocol;
196 : rtl::OUString m_aObjectName;
197 :
198 0 : inline Impl * clone() const { return new Impl(*this); }
199 :
200 : /** @exception rtl::MalformedUriException
201 : */
202 : static inline Impl * create(rtl::OUString const & rUrl);
203 :
204 : private:
205 : SAL_WNODEPRECATED_DECLARATIONS_PUSH
206 28 : Impl(std::auto_ptr< UnoUrlDescriptor::Impl > & rConnection,
207 : std::auto_ptr< UnoUrlDescriptor::Impl > & rProtocol,
208 : rtl::OUString const & rObjectName):
209 : m_aConnection(rConnection),
210 : m_aProtocol(rProtocol),
211 28 : m_aObjectName(rObjectName)
212 28 : {}
213 : SAL_WNODEPRECATED_DECLARATIONS_POP
214 : };
215 :
216 35 : inline UnoUrl::Impl * UnoUrl::Impl::create(rtl::OUString const & rUrl)
217 : {
218 35 : if (!rUrl.matchIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM("uno:"), 0))
219 : throw rtl::MalformedUriException(
220 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
221 3 : "UNO URL does not start with \"uno:\"")));
222 32 : sal_Int32 i = RTL_CONSTASCII_LENGTH("uno:");
223 32 : sal_Int32 j = rUrl.indexOf(';', i);
224 32 : if (j < 0)
225 : throw rtl::MalformedUriException(
226 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
227 1 : "UNO URL has too few semicolons")));
228 : SAL_WNODEPRECATED_DECLARATIONS_PUSH
229 : std::auto_ptr< UnoUrlDescriptor::Impl >
230 31 : xConnection(new UnoUrlDescriptor::Impl(rUrl.copy(i, j - i)));
231 : SAL_WNODEPRECATED_DECLARATIONS_POP
232 31 : i = j + 1;
233 31 : j = rUrl.indexOf(0x3B, i); // ';'
234 31 : if (j < 0)
235 : throw rtl::MalformedUriException(
236 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
237 0 : "UNO URL has too few semicolons")));
238 : SAL_WNODEPRECATED_DECLARATIONS_PUSH
239 : std::auto_ptr< UnoUrlDescriptor::Impl >
240 32 : xProtocol(new UnoUrlDescriptor::Impl(rUrl.copy(i, j - i)));
241 : SAL_WNODEPRECATED_DECLARATIONS_POP
242 30 : i = j + 1;
243 30 : if (i == rUrl.getLength())
244 : throw rtl::MalformedUriException(
245 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
246 1 : "UNO URL contains empty ObjectName")));
247 113 : for (j = i; j < rUrl.getLength(); ++j)
248 : {
249 85 : sal_Unicode c = rUrl.getStr()[j];
250 85 : if (!isAlphanum(c) && c != 0x21 && c != 0x24 // '!', '$'
251 : && c != 0x26 && c != 0x27 && c != 0x28 // '&', ''', '('
252 : && c != 0x28 && c != 0x2A && c != 0x2B // ')', '*', '+'
253 : && c != 0x2C && c != 0x2D && c != 0x2E // ',', '-', '.'
254 : && c != 0x2F && c != 0x3A && c != 0x3D // '/', ':', '='
255 : && c != 0x3F && c != 0x40 && c != 0x5F // '?', '@', '_'
256 : && c != 0x7E) // '~'
257 : throw rtl::MalformedUriException(
258 : rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
259 1 : "UNO URL contains invalid ObjectName")));
260 : }
261 28 : return new Impl(xConnection, xProtocol, rUrl.copy(i));
262 : }
263 :
264 35 : UnoUrl::UnoUrl(rtl::OUString const & rUrl): m_xImpl(Impl::create(rUrl))
265 28 : {}
266 :
267 0 : UnoUrl::UnoUrl(UnoUrl const & rOther): m_xImpl(rOther.m_xImpl->clone())
268 0 : {}
269 :
270 28 : UnoUrl::~UnoUrl()
271 28 : {}
272 :
273 0 : UnoUrl & UnoUrl::operator =(UnoUrl const & rOther)
274 : {
275 0 : m_xImpl.reset(rOther.m_xImpl->clone());
276 0 : return *this;
277 : }
278 :
279 5 : UnoUrlDescriptor const & UnoUrl::getConnection() const
280 : {
281 5 : return m_xImpl->m_aConnection;
282 : }
283 :
284 5 : UnoUrlDescriptor const & UnoUrl::getProtocol() const
285 : {
286 5 : return m_xImpl->m_aProtocol;
287 : }
288 :
289 9 : rtl::OUString const & UnoUrl::getObjectName() const
290 : {
291 9 : return m_xImpl->m_aObjectName;
292 : }
293 :
294 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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