1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
2 // -- LocalUtil.h --
3 // Copyright (c) 2001 - 2003 Jason 'vanRijn' Kasper <vR at movingparts dot net>
4 //
5 // Permission is hereby granted, free of charge, to any person obtaining a
6 // copy of this software and associated documentation files (the "Software"),
7 // to deal in the Software without restriction, including without limitation
8 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 // and/or sell copies of the Software, and to permit persons to whom the
10 // Software is furnished to do so, subject to the following conditions:
11 //
12 // The above copyright notice and this permission notice shall be included in
13 // all copies or substantial portions of the Software.
14 //
15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 // DEALINGS IN THE SOFTWARE.
22 
23 // E_O_H_VR
24 
25 #ifndef LOCALUTIL_HH
26 #define LOCALUTIL_HH
27 
28 #include <string>
29 #include <fstream>
30 #include <vector>
31 #include <iostream>
32 
33 class LocalUtil
34 {
35 
36 public:
37 
38 // trim_right() family.
39   static inline std::string trim_right ( const std::string & source ,
40                                          const std::string & t = " " )
41     {
42       std::string str = source;
43       return str.erase ( str.find_last_not_of ( t ) + 1 ) ;
44     }
45 
46 // trim_left() family.
47   static inline std::string trim_left ( const std::string & source ,
48                                         const std::string & t = " " )
49     {
50       std::string str = source;
51       return str.erase ( 0 , source.find_first_not_of ( t ) ) ;
52     }
53 
54 // trim() family.
55   static inline std::string trim ( const std::string & source ,
56                                    const std::string & t = " " )
57     {
58       std::string str = source;
59       return trim_left ( trim_right ( str , t ) , t ) ;
60     }
61 
splitString(const std::string & _input,const std::string & _delim,std::vector<string> & results)62   static unsigned int splitString(const std::string & _input, const std::string & _delim,
63                            std::vector<string>& results) {
64     const std::string::size_type sizeS1 = _input.size(),sizeS2 = _delim.size();
65     std::string::size_type iPos = 0, newPos = iPos;
66 
67     do {
68       newPos = _input.find(_delim, iPos);
69       if (newPos == iPos) {
70         iPos += sizeS2;
71         continue;
72       }
73       if (newPos == std::string::npos) {
74         results.push_back(_input.substr(iPos, sizeS1 - iPos));
75         iPos = sizeS1; // iPos points to end of string
76       } else {
77         results.push_back(_input.substr(iPos, newPos - iPos));
78         iPos = newPos + sizeS2;
79       }
80     } while (iPos < sizeS1);
81 
82     return results.size();
83   }
84 
85 };
86 #endif
87