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/*
* Module: rl_str_proc.cc
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
#include "rl_str_proc.hh"
using namespace std;
/**
*
**/
StrProc::StrProc(const string &in_str, const string &token)
{
string tmp = in_str;
//convert tabs to spaces
size_t pos = 0;
string tabtospace = " ";
string::iterator iter = tmp.begin();
while ((pos = tmp.find("\t", pos)) != string::npos) {
tmp.replace(pos, 1, tabtospace);
pos += tabtospace.length();
}
// convert & to &
string amp = "&";
pos = 0;
while ((pos = tmp.find("&", pos)) != string::npos) {
tmp.replace(pos, 1, amp);
pos += amp.length();
}
//remove the cr
pos = tmp.find("\n");
if (pos != string::npos) {
tmp.replace(pos, 1, "");
}
//now handle the case of the multiple length token
//note that we are using the '~' as a token internally
size_t start = 0, end;
while ((start = tmp.find(token, start)) != string::npos) {
tmp.replace(start, token.length(), "~");
}
while ((start = tmp.find_first_not_of("~")) != string::npos) {
tmp = tmp.substr(start, tmp.length() - start);
end = tmp.find_first_of("~");
_str_coll.push_back(tmp.substr(0, end));
tmp = tmp.substr(end+1, tmp.length() - end-1);
if (end == string::npos) {
break;
}
}
}
/**
*
**/
string
StrProc::get(int i)
{
if (((unsigned int) i) >= _str_coll.size()) {
return string("");
}
return _str_coll[i];
}
/**
*
**/
string
StrProc::get(int start, int end)
{
if (((unsigned int) start) >= _str_coll.size()) {
return string("");
}
string tmp;
for (int i = start; (i < end) && (((unsigned int) i) < _str_coll.size());
++i) {
tmp += _str_coll[i] + " ";
}
return tmp.substr(0,tmp.length()-1);
}
/**
*
**/
vector<string>
StrProc::get()
{
return _str_coll;
}
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