LuaTable.h

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#ifndef LUATABLE
#define LUATABLE
 
#include <lua.h>
 
#include <vector>
 
template <class LUA_TYPE>
struct LuaTable
{
    LuaTable(){}
 
    void read(lua_State * lua, int index)
    {
        unsigned length = lua_rawlen(lua,index);
        data.resize(length);
 
        for (unsigned i = 1; i <= length; i++)
        {
            lua_pushnumber(lua, i);
            lua_gettable(lua, index);
            data[i-1].read(lua, lua_gettop(lua));
 
            lua_pop(lua, 1);
        }
    }
 
    bool readField(lua_State * lua, const char * name)
    {
        int returnType = lua_getfield(lua, 1, name);
 
        if (returnType == LUA_TTABLE)
        {
            read(lua, 2);
            lua_pop(lua,1);
            return true;
        }
        else
        {
            lua_pop(lua,1);
            return false;
        }
    }
 
    bool readGlobal(lua_State * lua, const char * name)
    {
        int returnType = lua_getglobal(lua, name);
 
        if (returnType == LUA_TTABLE)
        {
            read(lua, 2);
            lua_pop(lua,1);
            return true;
        }
        else
        {
            lua_pop(lua,1);
            return false;
        }
    }
 
 
    size_t size() const { return data.size(); }
 
    LUA_TYPE & operator [] (size_t i){ return data[i]; }
 
    operator std::vector<LUA_TYPE>() { return data; }
 
    std::vector<LUA_TYPE> data;
};
 
#endif /* LUATABLE */