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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 "file/FStringFunctions.hxx"
22 : #include <rtl/ustrbuf.hxx>
23 : #include <rtl/logfile.hxx>
24 :
25 : using namespace connectivity;
26 : using namespace connectivity::file;
27 : //------------------------------------------------------------------
28 0 : ORowSetValue OOp_Upper::operate(const ORowSetValue& lhs) const
29 : {
30 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Upper::operate" );
31 0 : if ( lhs.isNull() )
32 0 : return lhs;
33 :
34 0 : return lhs.getString().toAsciiUpperCase();
35 : }
36 : //------------------------------------------------------------------
37 0 : ORowSetValue OOp_Lower::operate(const ORowSetValue& lhs) const
38 : {
39 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Lower::operate" );
40 0 : if ( lhs.isNull() )
41 0 : return lhs;
42 :
43 0 : return lhs.getString().toAsciiLowerCase();
44 : }
45 : //------------------------------------------------------------------
46 0 : ORowSetValue OOp_Ascii::operate(const ORowSetValue& lhs) const
47 : {
48 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Ascii::operate" );
49 0 : if ( lhs.isNull() )
50 0 : return lhs;
51 0 : ::rtl::OString sStr(::rtl::OUStringToOString(lhs,RTL_TEXTENCODING_ASCII_US));
52 0 : sal_Int32 nAscii = sStr.toChar();
53 0 : return nAscii;
54 : }
55 : //------------------------------------------------------------------
56 0 : ORowSetValue OOp_CharLength::operate(const ORowSetValue& lhs) const
57 : {
58 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_CharLength::operate" );
59 0 : if ( lhs.isNull() )
60 0 : return lhs;
61 :
62 0 : return lhs.getString().getLength();
63 : }
64 : //------------------------------------------------------------------
65 0 : ORowSetValue OOp_Char::operate(const ::std::vector<ORowSetValue>& lhs) const
66 : {
67 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Char::operate" );
68 0 : if ( lhs.empty() )
69 0 : return ORowSetValue();
70 :
71 0 : ::rtl::OUString sRet;
72 0 : ::std::vector<ORowSetValue>::const_reverse_iterator aIter = lhs.rbegin();
73 0 : ::std::vector<ORowSetValue>::const_reverse_iterator aEnd = lhs.rend();
74 0 : for (; aIter != aEnd; ++aIter)
75 : {
76 0 : if ( !aIter->isNull() )
77 : {
78 0 : sal_Char c = static_cast<sal_Char>(static_cast<sal_Int32>(*aIter));
79 :
80 0 : sRet += ::rtl::OUString(&c,1,RTL_TEXTENCODING_ASCII_US);
81 : }
82 : }
83 :
84 0 : return sRet;
85 : }
86 : //------------------------------------------------------------------
87 0 : ORowSetValue OOp_Concat::operate(const ::std::vector<ORowSetValue>& lhs) const
88 : {
89 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Concat::operate" );
90 0 : if ( lhs.empty() )
91 0 : return ORowSetValue();
92 :
93 0 : ::rtl::OUStringBuffer sRet;
94 0 : ::std::vector<ORowSetValue>::const_reverse_iterator aIter = lhs.rbegin();
95 0 : ::std::vector<ORowSetValue>::const_reverse_iterator aEnd = lhs.rend();
96 0 : for (; aIter != aEnd; ++aIter)
97 : {
98 0 : if ( aIter->isNull() )
99 0 : return ORowSetValue();
100 :
101 0 : sRet.append(aIter->operator ::rtl::OUString());
102 : }
103 :
104 0 : return sRet.makeStringAndClear();
105 : }
106 : //------------------------------------------------------------------
107 0 : ORowSetValue OOp_Locate::operate(const ::std::vector<ORowSetValue>& lhs) const
108 : {
109 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Locate::operate" );
110 0 : ::std::vector<ORowSetValue>::const_iterator aIter = lhs.begin();
111 0 : ::std::vector<ORowSetValue>::const_iterator aEnd = lhs.end();
112 0 : for (; aIter != aEnd; ++aIter)
113 : {
114 0 : if ( aIter->isNull() )
115 0 : return ORowSetValue();
116 : }
117 0 : if ( lhs.size() == 2 )
118 0 : return ::rtl::OUString::valueOf(lhs[0].getString().indexOf(lhs[1].getString())+1);
119 :
120 0 : else if ( lhs.size() != 3 )
121 0 : return ORowSetValue();
122 :
123 0 : return lhs[1].getString().indexOf(lhs[2].getString(),lhs[0]) + 1;
124 : }
125 : //------------------------------------------------------------------
126 0 : ORowSetValue OOp_SubString::operate(const ::std::vector<ORowSetValue>& lhs) const
127 : {
128 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_SubString::operate" );
129 0 : ::std::vector<ORowSetValue>::const_iterator aIter = lhs.begin();
130 0 : ::std::vector<ORowSetValue>::const_iterator aEnd = lhs.end();
131 0 : for (; aIter != aEnd; ++aIter)
132 : {
133 0 : if ( aIter->isNull() )
134 0 : return ORowSetValue();
135 : }
136 0 : if ( lhs.size() == 2 && static_cast<sal_Int32>(lhs[0]) >= sal_Int32(0) )
137 0 : return lhs[1].getString().copy(static_cast<sal_Int32>(lhs[0])-1);
138 :
139 0 : else if ( lhs.size() != 3 || static_cast<sal_Int32>(lhs[1]) < sal_Int32(0))
140 0 : return ORowSetValue();
141 :
142 0 : return lhs[2].getString().copy(static_cast<sal_Int32>(lhs[1])-1,lhs[0]);
143 : }
144 : //------------------------------------------------------------------
145 0 : ORowSetValue OOp_LTrim::operate(const ORowSetValue& lhs) const
146 : {
147 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_LTrim::operate" );
148 0 : if ( lhs.isNull() )
149 0 : return lhs;
150 :
151 0 : ::rtl::OUString sRet = lhs;
152 0 : ::rtl::OUString sNew = sRet.trim();
153 0 : return sRet.copy(sRet.indexOf(sNew));
154 : }
155 : //------------------------------------------------------------------
156 0 : ORowSetValue OOp_RTrim::operate(const ORowSetValue& lhs) const
157 : {
158 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_RTrim::operate" );
159 0 : if ( lhs.isNull() )
160 0 : return lhs;
161 :
162 0 : ::rtl::OUString sRet = lhs;
163 0 : ::rtl::OUString sNew = sRet.trim();
164 0 : return sRet.copy(0,sRet.lastIndexOf(sNew.getStr()[sNew.getLength()-1])+1);
165 : }
166 : //------------------------------------------------------------------
167 0 : ORowSetValue OOp_Space::operate(const ORowSetValue& lhs) const
168 : {
169 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Space::operate" );
170 0 : if ( lhs.isNull() )
171 0 : return lhs;
172 :
173 0 : const sal_Char c = ' ';
174 0 : ::rtl::OUStringBuffer sRet;
175 0 : sal_Int32 nCount = lhs;
176 0 : for (sal_Int32 i=0; i < nCount; ++i)
177 : {
178 0 : sRet.appendAscii(&c,1);
179 : }
180 0 : return sRet.makeStringAndClear();
181 : }
182 : //------------------------------------------------------------------
183 0 : ORowSetValue OOp_Replace::operate(const ::std::vector<ORowSetValue>& lhs) const
184 : {
185 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Replace::operate" );
186 0 : if ( lhs.size() != 3 )
187 0 : return ORowSetValue();
188 :
189 0 : ::rtl::OUString sStr = lhs[2];
190 0 : ::rtl::OUString sFrom = lhs[1];
191 0 : ::rtl::OUString sTo = lhs[0];
192 0 : sal_Int32 nIndexOf = sStr.indexOf(sFrom);
193 0 : while( nIndexOf != -1 )
194 : {
195 0 : sStr = sStr.replaceAt(nIndexOf,sFrom.getLength(),sTo);
196 0 : nIndexOf = sStr.indexOf(sFrom,nIndexOf + sTo.getLength());
197 : }
198 :
199 0 : return sStr;
200 : }
201 : //------------------------------------------------------------------
202 0 : ORowSetValue OOp_Repeat::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
203 : {
204 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Repeat::operate" );
205 0 : if ( lhs.isNull() || rhs.isNull() )
206 0 : return lhs;
207 :
208 0 : ::rtl::OUString sRet;
209 0 : sal_Int32 nCount = rhs;
210 0 : for (sal_Int32 i=0; i < nCount; ++i)
211 : {
212 0 : sRet += lhs;
213 : }
214 0 : return sRet;
215 : }
216 : //------------------------------------------------------------------
217 0 : ORowSetValue OOp_Insert::operate(const ::std::vector<ORowSetValue>& lhs) const
218 : {
219 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Insert::operate" );
220 0 : if ( lhs.size() != 4 )
221 0 : return ORowSetValue();
222 :
223 0 : ::rtl::OUString sStr = lhs[3];
224 :
225 0 : sal_Int32 nStart = static_cast<sal_Int32>(lhs[2]);
226 0 : if ( nStart < 1 )
227 0 : nStart = 1;
228 0 : return sStr.replaceAt(nStart-1,static_cast<sal_Int32>(lhs[1]),lhs[0]);
229 : }
230 : //------------------------------------------------------------------
231 0 : ORowSetValue OOp_Left::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
232 : {
233 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Left::operate" );
234 0 : if ( lhs.isNull() || rhs.isNull() )
235 0 : return lhs;
236 :
237 0 : ::rtl::OUString sRet = lhs;
238 0 : sal_Int32 nCount = rhs;
239 0 : if ( nCount < 0 )
240 0 : return ORowSetValue();
241 0 : return sRet.copy(0,nCount);
242 : }
243 : //------------------------------------------------------------------
244 0 : ORowSetValue OOp_Right::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
245 : {
246 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_Right::operate" );
247 0 : if ( lhs.isNull() || rhs.isNull() )
248 0 : return lhs;
249 :
250 0 : sal_Int32 nCount = rhs;
251 0 : ::rtl::OUString sRet = lhs;
252 0 : if ( nCount < 0 || nCount >= sRet.getLength() )
253 0 : return ORowSetValue();
254 :
255 0 : return sRet.copy(sRet.getLength()-nCount,nCount);
256 : }
257 :
258 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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