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/*
* The ManaVerse Client
* Copyright (C) 2016-2019 The ManaPlus Developers
*
* This file is part of The ManaVerse Client.
*
* 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
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "utils/parameters.h"
#include "utils/stringutils.h"
#include "debug.h"
static inline void addToken(StringVect &tokens,
std::string str) A_INLINE;
static inline void addToken(StringVect &tokens,
std::string str)
{
std::string item = trim(str);
const size_t sz = item.size();
if (sz > 1)
{
if (str[0] == '\"' &&
str[sz - 1] == '\"' &&
str[sz - 2] != '\\')
{
item = item.substr(1, sz - 2);
replaceAll(item, "\\\"", "\"");
tokens.push_back(item);
return;
}
}
replaceAll(item, "\\\"", "\"");
if (!item.empty())
tokens.push_back(item);
}
static inline size_t findNextQuote(const std::string &str,
const char quote,
const size_t pos) A_INLINE;
static inline size_t findNextQuote(const std::string &str,
const char quote,
const size_t pos)
{
size_t idx = str.find(quote, pos);
while (idx > 0 &&
idx != std::string::npos &&
str[idx - 1] == '\\')
{
idx = str.find(quote, idx + 1);
}
return idx;
}
static inline size_t findNextSplit(const std::string &str,
const std::string &separator,
const char quote) A_INLINE;
static inline size_t findNextSplit(const std::string &str,
const std::string &separator,
const char quote)
{
size_t pos = 0;
while (true)
{
// search for next separator
size_t idx1 = findAny(str, separator, pos);
// search for next open quote, skipping escaped quotes
size_t idx2 = findNextQuote(str, quote, pos);
if (idx2 == std::string::npos) // not quotes, return next separator
return idx1;
else if (idx1 == std::string::npos) // also no separators, return npos
return std::string::npos;
if (idx2 < idx1)
{ // first is quote and after separator: for example "test line", ...
idx2 = findNextQuote(str, quote, idx2 + 1);
if (idx2 == std::string::npos)
return std::string::npos; // no close quote, here error
// set position for next separator or quote
pos = idx2 + 1;
}
else
{
return idx1;
}
}
}
bool splitParameters(StringVect &tokens,
std::string text,
const std::string &separator,
const char quote)
{
size_t idx = findNextSplit(text, separator, quote);
while (idx != std::string::npos)
{
std::string item = text.substr(0, idx);
addToken(tokens, item);
text = text.substr(idx + 1);
idx = findNextSplit(text, separator, quote);
}
addToken(tokens, text);
return true;
}
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