Added utf8 decode.

1 files changed, 96 insertions, 0 deletions

diff --git a/server/src/utf8.h b/server/src/utf8.h
new file mode 100644
index 0000000..98f6ff9
--- /dev/null
+++ b/server/src/utf8.h
@@ -0,0 +1,96 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            utf8.h
+ *
+ *  Tue Feb 27 19:18:23 CET 2007
+ *  Copyright  2006 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of Artefact.
+ *
+ *  Artefact 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
+ *  (at your option) any later version.
+ *
+ *  Artefact 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 Artefact; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __ARTEFACT_UTF8_H__
+#define __ARTEFACT_UTF8_H__
+
+#include <string>
+#include <map>
+
+#include "exception.h"
+
+/**
+ * This exception is thrown by UTF8 when the subsystem fails to initialize.
+ */
+class UTF8CreateException: public Exception {
+public:
+  UTF8CreateException(std::string reason) : 
+    Exception("Error during creation of the UTF8 subsystem: " + reason) {}
+};
+
+/**
+ * This exception is thrown by UTF8 when the subsystem fails encode the gives string.
+ */
+class UTF8EncodeException: public Exception {
+public:
+  UTF8EncodeException(std::string reason) : 
+    Exception("Error during UTF8 encoding: " + reason) {}
+};
+
+/**
+ * This exception is thrown by UTF8 when the subsystem fails decode the gives string.
+ */
+class UTF8DecodeException: public Exception {
+public:
+  UTF8DecodeException(std::string reason) : 
+    Exception("Error during UTF8 decoding: " + reason) {}
+};
+
+/**
+ * UTF-8 handler class.\n
+ * It is used to convert between UTF-8 and some native charset Default
+ * is ISO-8859-1. (Currently only the ISO-8859-1 charset is implemented!)
+ */
+class UTF8 {
+public:
+  /**
+   * Constructor.
+   * @param encoding A string containing native charset. Default is ISO-8859-1
+   */
+  UTF8(std::string encoding = "ISO-8859-1") throw(UTF8CreateException);
+  
+  /**
+   * Encode a string from native encoding to UTF-8
+   * @param s The string to encode.
+   * @return The UTF-8 encoded string.
+   */
+  std::string encode(std::string s) throw(UTF8EncodeException);
+  
+  /**
+   * Decode a string from UTF-8 to native encoding.
+   * @param s The UTF-8 string to decode.
+   * @return The decoded string.
+   */
+  std::string decode(std::string s) throw(UTF8DecodeException);
+  
+private:
+  std::string encoding;
+  
+  std::map< std::string, std::string > map_encode;
+  std::map< std::string, std::string > map_decode;
+};
+
+#endif/*__ARTEFACT_UTF8_H__*/