From 37969cb5a1892a05abc84f087213c9903c2c654e Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 12 Feb 2016 17:33:51 +0300
Subject: Fix code style.

---
 src/utils/parameters.cpp | 120 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 src/utils/parameters.cpp

(limited to 'src/utils/parameters.cpp')

diff --git a/src/utils/parameters.cpp b/src/utils/parameters.cpp
new file mode 100644
index 000000000..467c31553
--- /dev/null
+++ b/src/utils/parameters.cpp
@@ -0,0 +1,120 @@
+/*
+ *  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;
+}
-- 
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