-- /pos            -> shows your current position
-- /pos x, y, z    -> teleports there (gamemaster and above)
function onSay(player, words, param)
	local position = player:getPosition()
	if param == "" or not player:getGroup():getAccess() then
		player:sendTextMessage(MESSAGE_STATUS_CONSOLE_BLUE, "Your current position is: " .. position.x .. ", " .. position.y .. ", " .. position.z .. ".")
		return false
	end

	local coords = {}
	for value in param:gmatch("%d+") do
		coords[#coords + 1] = tonumber(value)
	end

	if #coords ~= 3 then
		player:sendCancelMessage("Usage: /pos x, y, z")
		return false
	end

	local destination = Position(coords[1], coords[2], coords[3])
	if not Tile(destination) then
		player:sendCancelMessage("There is no tile at " .. coords[1] .. ", " .. coords[2] .. ", " .. coords[3] .. ".")
		return false
	end

	if not player:isInGhostMode() then
		position:sendMagicEffect(CONST_ME_TELEPORT)
	end
	player:teleportTo(destination)
	if not player:isInGhostMode() then
		destination:sendMagicEffect(CONST_ME_TELEPORT)
	end
	return false
end