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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 "file/quotedstring.hxx"
21 : #include <rtl/logfile.hxx>
22 :
23 : namespace connectivity
24 : {
25 : //==================================================================
26 : //= QuotedTokenizedString
27 : //==================================================================
28 : //------------------------------------------------------------------
29 0 : xub_StrLen QuotedTokenizedString::GetTokenCount( sal_Unicode cTok, sal_Unicode cStrDel ) const
30 : {
31 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "QuotedTokenizedString::GetTokenCount" );
32 0 : const xub_StrLen nLen = m_sString.Len();
33 0 : if ( !nLen )
34 0 : return 0;
35 :
36 0 : xub_StrLen nTokCount = 1;
37 0 : sal_Bool bStart = sal_True; // Are we on the first character in the Token?
38 0 : sal_Bool bInString = sal_False; // Are we WITHIN a (cStrDel delimited) String?
39 :
40 : // Search for String-end after the first not matching character
41 0 : for( xub_StrLen i = 0; i < nLen; ++i )
42 : {
43 0 : const sal_Unicode cChar = m_sString.GetChar(i);
44 0 : if (bStart)
45 : {
46 0 : bStart = sal_False;
47 : // First character a String-Delimiter?
48 0 : if ( cChar == cStrDel )
49 : {
50 0 : bInString = sal_True; // then we are now WITHIN the string!
51 0 : continue; // skip this character!
52 : }
53 : }
54 :
55 0 : if (bInString)
56 : {
57 : // when now the String-Delimiter-character occurs ...
58 0 : if ( cChar == cStrDel )
59 : {
60 0 : if ((i+1 < nLen) && (m_sString.GetChar(i+1) == cStrDel))
61 : {
62 : // double String-Delimter-character:
63 0 : ++i; // no string-end, skip next character.
64 : }
65 : else
66 : {
67 : // String-End
68 0 : bInString = sal_False;
69 : }
70 : }
71 : } // if (bInString)
72 : else
73 : {
74 : // does the Token-character match, then raise TokCount
75 0 : if ( cChar == cTok )
76 : {
77 0 : ++nTokCount;
78 0 : bStart = sal_True;
79 : }
80 : }
81 : }
82 : //OSL_TRACE("QuotedTokenizedString::nTokCount = %d\n", ((OUtoCStr(::rtl::OUString(nTokCount))) ? (OUtoCStr(::rtl::OUString(nTokCount))):("NULL")) );
83 :
84 0 : return nTokCount;
85 : }
86 :
87 : //------------------------------------------------------------------
88 0 : String QuotedTokenizedString::GetTokenSpecial(xub_StrLen& nStartPos, sal_Unicode cTok, sal_Unicode cStrDel) const
89 : {
90 : RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "QuotedTokenizedString::GetTokenCount" );
91 0 : String aStr;
92 0 : const xub_StrLen nLen = m_sString.Len();
93 0 : if ( nLen )
94 : {
95 0 : sal_Bool bInString = (nStartPos < nLen) && (m_sString.GetChar(nStartPos) == cStrDel); // are we WITHIN a (cStrDel delimited) String?
96 :
97 : // First character a String-Delimiter?
98 0 : if (bInString )
99 0 : ++nStartPos; // skip this character!
100 0 : if ( nStartPos >= nLen )
101 0 : return aStr;
102 :
103 0 : sal_Unicode* pData = aStr.AllocBuffer( nLen - nStartPos + 1 );
104 0 : const sal_Unicode* pStart = pData;
105 : // Search until end of string for the first not matching character
106 0 : for( xub_StrLen i = nStartPos; i < nLen; ++i )
107 : {
108 0 : const sal_Unicode cChar = m_sString.GetChar(i);
109 0 : if (bInString)
110 : {
111 : // when now the String-Delimiter-character occurs ...
112 0 : if ( cChar == cStrDel )
113 : {
114 0 : if ((i+1 < nLen) && (m_sString.GetChar(i+1) == cStrDel))
115 : {
116 : // double String Delimiter-character
117 : // no end of string, skip next character.
118 0 : ++i;
119 0 : *pData++ = m_sString.GetChar(i); // character belongs to Result-String
120 : }
121 : else
122 : {
123 : //end of String
124 0 : bInString = sal_False;
125 0 : *pData = 0;
126 : }
127 : }
128 : else
129 : {
130 0 : *pData++ = cChar; // character belongs to Result-String
131 : }
132 :
133 : }
134 : else
135 : {
136 : // does the Token-sign match, then raise nTok
137 0 : if ( cChar == cTok )
138 : {
139 : // premature break of loop possible, because we found what we were looking for
140 0 : nStartPos = i+1;
141 0 : break;
142 : }
143 : else
144 : {
145 0 : *pData++ = cChar; // character belongs to Result-String
146 : }
147 : }
148 : } // for( xub_StrLen i = nStartPos; i < nLen; ++i )
149 0 : *pData = 0;
150 0 : aStr.ReleaseBufferAccess(xub_StrLen(pData - pStart));
151 : }
152 0 : return aStr;
153 : }
154 : }
155 :
156 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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