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/***************************************************************************
stringutils.cpp
-------------------
begin : Tue Nov 06 2007
copyright : (C) 2007 - 2012 by Roland Riegel
email : feedback@roland-riegel.de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "stringutils.h"
using namespace std;
string trim(const string& s)
{
// find end of whitespace at the beginning
string::size_type posBegin = s.find_first_not_of(" \011\012\015");
if(posBegin == string::npos)
return string();
// find beginning of whitespace at the end
string::size_type posEnd = s.find_last_not_of(" \011\012\015");
return s.substr(posBegin, posEnd - posBegin + 1);
}
vector<string> split(const string& s, const string& separators)
{
vector<string> words;
if(s.empty())
return words;
string::size_type pos = s.find_first_of(separators);
string::size_type posOld = 0;
while(pos != string::npos)
{
words.push_back(s.substr(posOld, pos - posOld));
posOld = pos + 1;
pos = s.find_first_of(separators, posOld);
}
words.push_back(s.substr(posOld));
return words;
}
vector<string> splitQuoted(const string& s, const string& separators, const string& quotes)
{
if(s.empty())
return vector<string>();
vector<string> words(1);
string::size_type pos = s.find_first_of(separators + quotes);
string::size_type posOld = 0;
bool quoted = false;
while(true)
{
words.back() += s.substr(posOld, pos - posOld);
posOld = pos + 1;
if(pos == string::npos)
return words;
if(separators.find(s[pos]) != string::npos)
{
// separator found
words.push_back(string());
pos = s.find_first_of(separators + quotes, posOld);
}
else
{
// quote found
posOld = pos + 1;
quoted = !quoted;
if(quoted)
pos = s.find_first_of(quotes, posOld);
else
pos = s.find_first_of(separators + quotes, posOld);
}
}
}
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