neomantra

/*
 * str = db:get_last_error()
 */
static int dbclient_get_last_error(lua_State *L) {
    DBClientBase *dbclient = userdata_to_dbclient(L, 1);

    string result = dbclient->getLastError();
    lua_pushlstring(L, result.c_str(), result.size());
    return 1;
}

neomantra

/*
 * res,err = db:run_command(dbname, lua_table or json_str, options)
 */
static int dbclient_run_command(lua_State *L) {
    DBClientBase *dbclient = userdata_to_dbclient(L, 1);
    const char *ns = luaL_checkstring(L, 2);
    int options = luaL_tointeger(L, 4); // if it is invalid it returns 0

    BSONObj command; // arg 3
    try {

neomantra

-- LuaJIT binding to libev (http://libev.schmorp.de/)
--
-- uses almost-identical API to lua-ev (https://github.com/brimworks/lua-ev)
-- Author:  Evan Wies <neomantra at gmail>
--

local ffi = require('ffi')

local bit = require("bit")
local band, bor = bit.band, bit.bor

neomantra

-- mongol is based on the mongo C driver:
--   http://api.mongodb.org/c/current/

-- BSON types are marshalled just like luamongo:
--   http://code.google.com/p/luamongo/wiki/BsonTypes

-- new empty BSON object
b = bson.new()

-- new BSON object