Added LUA parser for the mapping of external data query results.

1 files changed, 56 insertions, 0 deletions

diff --git a/server/src/luaquerymapper.h b/server/src/luaquerymapper.h
new file mode 100644
index 0000000..bd1cdd3
--- /dev/null
+++ b/server/src/luaquerymapper.h
@@ -0,0 +1,56 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            luaquerymapper.h
+ *
+ *  Mon May  5 15:43:51 CEST 2008
+ *  Copyright 2008 Bent Bisballe Nyeng, Lars Bisballe Jensen and Peter Skaarup
+ *  deva@aasimon.org, elsenator@gmail.com and piparum@piparum.dk
+ ****************************************************************************/
+
+/*
+ *  This file is part of Pracro.
+ *
+ *  Pracro 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.
+ *
+ *  Pracro 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 Pracro; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __PRACRO_LUAQUERYMAPPER_H__
+#define __PRACRO_LUAQUERYMAPPER_H__
+
+#include "queryresult.h"
+
+#include <lua.hpp>
+#include <lauxlib.h>
+
+/**
+ * The LUAQueryMapper class takes the result of an external data query and
+ * applies the associated map.
+ */
+class LUAQueryMapper {
+public:
+  LUAQueryMapper(QueryResult &res);
+  ~LUAQueryMapper();
+
+  /**
+   * Applies the mapping program to the result-namespace, and returns the
+   * resulting value.
+   */
+  std::string map(const std::string &mapper);
+
+private:
+  lua_State *L;
+
+};
+
+
+#endif/*__PRACRO_LUAQUERYMAPPER_H__*/