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-rw-r--r--src/utils/parameters.cpp120
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diff --git a/src/utils/parameters.cpp b/src/utils/parameters.cpp
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+++ b/src/utils/parameters.cpp
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+/*
+ * The ManaPlus Client
+ * Copyright (C) 2016 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus 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;
+ size_t idx1 = 0;
+ while (true)
+ {
+ // search for next separator
+ 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;
+}