Introduced a toLower method and grouped string utils

The string utility methods are now grouped together in the stringutils.h
header. Also, a toLower method was added for convenience.

1 files changed, 63 insertions, 0 deletions

diff --git a/src/utils/stringutils.cpp b/src/utils/stringutils.cpp
new file mode 100644
index 00000000..04a54149
--- /dev/null
+++ b/src/utils/stringutils.cpp
@@ -0,0 +1,63 @@
+/*
+ *  The Mana World
+ *  Copyright (C) 2007  The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "stringutils.h"
+
+#include <algorithm>
+
+std::string &trim(std::string &str)
+{
+    std::string::size_type pos = str.find_last_not_of(' ');
+    if (pos != std::string::npos)
+    {
+        str.erase(pos + 1);
+        pos = str.find_first_not_of(' ');
+        if (pos != std::string::npos)
+        {
+            str.erase(0, pos);
+        }
+    }
+    else
+    {
+        // There is nothing else but whitespace in the string
+        str.clear();
+    }
+    return str;
+}
+
+std::string &toLower(std::string &str)
+{
+    std::transform(str.begin(), str.end(), str.begin(), tolower);
+    return str;
+}
+
+const char *ipToString(int address)
+{
+    static char asciiIP[16];
+
+    sprintf(asciiIP, "%i.%i.%i.%i",
+            (unsigned char)(address),
+            (unsigned char)(address >> 8),
+            (unsigned char)(address >> 16),
+            (unsigned char)(address >> 24));
+
+    return asciiIP;
+}