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+<hr><h1>algo.cpp</h1><a href="algo_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
+00007 <font class="comment">/* Copyright, 2000-2002 Nevrax Ltd.</font>
+00008 <font class="comment"> *</font>
+00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
+00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
+00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
+00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
+00013 <font class="comment"> * any later version.</font>
+00014 <font class="comment"></font>
+00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
+00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
+00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
+00018 <font class="comment"> * General Public License for more details.</font>
+00019 <font class="comment"></font>
+00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
+00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
+00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
+00023 <font class="comment"> * MA 02111-1307, USA.</font>
+00024 <font class="comment"> */</font>
+00025
+00026 <font class="preprocessor">#include "<a class="code" href="stdmisc_8h.html">stdmisc.h</a>"</font>
+00027
+00028 <font class="preprocessor">#include "<a class="code" href="algo_8h.html">nel/misc/algo.h</a>"</font>
+00029 <font class="preprocessor">#include &lt;string&gt;</font>
+00030
+00031
+00032 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
+00033
+00034
+00035 <font class="keyword">namespace </font>NLMISC
+00036 {
+00037
+00038
+00039 <font class="comment">// ***************************************************************************</font>
+00040 <font class="keywordtype">bool</font> <a class="code" href="namespaceNLMISC.html#a209">testWildCard</a>(<font class="keyword">const</font> <font class="keywordtype">char</font> *strIn, <font class="keyword">const</font> <font class="keywordtype">char</font> *wildCard)
+00041 {
+00042 <font class="comment">// run the 2 string in //el</font>
+00043 <font class="keywordflow">while</font>(*wildCard!=0 &amp;&amp; *strIn!=0)
+00044 {
+00045 <font class="comment">// if same char, continue.</font>
+00046 <font class="keywordflow">if</font>(*wildCard==*strIn)
+00047 {
+00048 wildCard++;
+00049 strIn++;
+00050 }
+00051 <font class="comment">// if wildCard is ?, continue</font>
+00052 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(*wildCard==<font class="charliteral">'?'</font>)
+00053 {
+00054 wildCard++;
+00055 strIn++;
+00056 }
+00057 <font class="comment">// if wildcard is *, recurs check.</font>
+00058 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(*wildCard==<font class="charliteral">'*'</font>)
+00059 {
+00060 wildCard++;
+00061 <font class="comment">// if last *, its OK.</font>
+00062 <font class="keywordflow">if</font>(*wildCard==0)
+00063 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00064 <font class="comment">// else must check next strings.</font>
+00065 <font class="keywordflow">else</font>
+00066 {
+00067 <font class="comment">// build the wilcard token. eg from "*pipo?", take "pipo"</font>
+00068 string token;
+00069 <font class="keywordflow">while</font>(*wildCard!=<font class="charliteral">'*'</font> &amp;&amp; *wildCard!=<font class="charliteral">'?'</font> &amp;&amp; *wildCard!=0)
+00070 {
+00071 token+= *wildCard;
+00072 wildCard++;
+00073 }
+00074 <font class="comment">// if token size is empty, error</font>
+00075 <font class="keywordflow">if</font>(token.empty())
+00076 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00077
+00078 <font class="comment">// in strIn, search all the occurence of token. For each solution, recurs test.</font>
+00079 string sCopy= strIn;
+00080 uint pos= sCopy.find(token, 0);
+00081 <font class="keywordflow">while</font>(pos!=string::npos)
+00082 {
+00083 <font class="comment">// do a testWildCard test on the remaining string/wildCard</font>
+00084 <font class="keywordflow">if</font>( <a class="code" href="namespaceNLMISC.html#a209">testWildCard</a>(strIn+pos+token.size(), wildCard) )
+00085 <font class="comment">// if succeed, end</font>
+00086 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00087 <font class="comment">// fails=&gt; test with an other occurence of token in the string.</font>
+00088 pos= sCopy.find(token, pos+1);
+00089 }
+00090
+00091 <font class="comment">// if all failed, fail</font>
+00092 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00093 }
+00094 }
+00095 <font class="comment">// else fail</font>
+00096 <font class="keywordflow">else</font>
+00097 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00098 }
+00099
+00100 <font class="comment">// If quit here because end Of 2 strs, OK.</font>
+00101 <font class="keywordflow">if</font>(*wildCard==0 &amp;&amp; *strIn==0)
+00102 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00103 <font class="comment">// if quit here because wildCard=="*" and s="", OK too.</font>
+00104 <font class="keywordflow">if</font>(*strIn==0 &amp;&amp; wildCard[0]==<font class="charliteral">'*'</font> &amp;&amp; wildCard[1]==0)
+00105 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00106
+00107 <font class="comment">/*</font>
+00108 <font class="comment"> Else false:</font>
+00109 <font class="comment"> It may be wildCard="?aez" and s="" =&gt; error</font>
+00110 <font class="comment"> It may be wildCard="" and s="aer" =&gt; error</font>
+00111 <font class="comment"> */</font>
+00112 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00113 }
+00114
+00115
+00116 <font class="comment">// ***************************************************************************</font>
+00117 <font class="keywordtype">void</font> <a class="code" href="namespaceNLMISC.html#a210">splitString</a>(<font class="keyword">const</font> std::string &amp;str, <font class="keyword">const</font> std::string &amp;separator, std::vector&lt;std::string&gt; &amp;retList)
+00118 {
+00119 sint pos=0;
+00120 sint newPos=0;
+00121 retList.clear();
+00122 <font class="keywordflow">while</font>( (newPos= str.find(separator,pos)) != string::npos)
+00123 {
+00124 <font class="comment">// if not empty sub str. (skip repetition of separator )</font>
+00125 <font class="keywordflow">if</font>(newPos-pos&gt;0)
+00126 retList.push_back(str.substr(pos, newPos-pos));
+00127 <font class="comment">// skip token</font>
+00128 pos= newPos+separator.size();
+00129 }
+00130 <font class="comment">// copy the last substr</font>
+00131 <font class="keywordflow">if</font>( pos&lt;(sint)str.size() )
+00132 retList.push_back(str.substr(pos, str.size()-pos));
+00133 }
+00134
+00135
+00136 } <font class="comment">// NLMISC</font>
+</pre></div>
+
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