travelnet.MAX_STATIONS_PER_NETWORK = 24;

-- set this to true if you want a simulated beam effect
travelnet.travelnet_effect_enabled = false;
-- set this to true if you want a sound to be played when the travelnet is used
travelnet.travelnet_sound_enabled  = false;

-- if you set this to false, travelnets cannot be created
-- (this may be useful if you want nothing but the elevators on your server)
travelnet.travelnet_enabled        = true;
-- if you set travelnet.elevator_enabled to false, you will not be able to
-- craft, place or use elevators
travelnet.elevator_enabled         = true;
-- if you set this to false, doors will be disabled
travelnet.doors_enabled            = true;

-- starts an abm which re-adds travelnet stations to networks in case the savefile got lost
travelnet.abm_enabled              = false;

-- change these if you want other receipes for travelnet or elevator
travelnet.travelnet_recipe = {
                {"default:glass", "default:steel_ingot", "default:glass", },
                {"default:glass", "default:mese",        "default:glass", },
                {"default:glass", "default:steel_ingot", "default:glass", }
}
travelnet.elevator_recipe = {
	        {"default:steel_ingot", "default:glass", "default:steel_ingot", },
		{"default:steel_ingot", "",              "default:steel_ingot", },
		{"default:steel_ingot", "default:glass", "default:steel_ingot", }
}

-- if this function returns true, the player with the name player_name is
-- allowed to add a box to the network named network_name, which is owned
-- by the player owner_name;
-- if you want to allow *everybody* to attach stations to all nets, let the
-- function always return true;
-- if the function returns false, players with the travelnet_attach priv
-- can still add stations to that network 

travelnet.allow_attach = function( player_name, owner_name, network_name )
   return false;
end


-- if this returns true, a player named player_name can remove a travelnet station
-- from network_name (owned by owner_name) even though he is neither the owner nor
-- has the travelnet_remove priv
travelnet.allow_dig    = function( player_name, owner_name, network_name )
   return false;
end


-- if this function returns false, then player player_name will not be allowed to use
-- the travelnet station_name_start on networ network_name owned by owner_name to travel to
-- the station station_name_target on the same network;
-- if this function returns true, the player will be transfered to the target station;
-- you can use this code to i.e. charge the player money for the transfer or to limit
-- usage of stations to players in the same fraction on PvP servers
travelnet.allow_travel = function( player_name, owner_name, network_name, station_name_start, station_name_target )

   --minetest.chat_send_player( player_name, "Player "..tostring( player_name ).." tries to use station "..tostring( station_name_start )..
   --    " on network "..tostring( network_name ).." owned by "..tostring( owner_name ).." in order to travel to "..
   --    tostring( station_name_target )..".");

   return true;
end