Files
CHOMPStation2/code/game/machinery/embedded_controller/docking_program_multi.dm
PsiOmega 0036bea6b6 A sensor which registers mechs and trains attempting to pass by and, if necessary, blocks their movement.
If enabled, detects mechs/trains and blocks their movement if they are coming from any of the directions set by dir. Can currently only be enabled/disabled by radio command and airlocks are updated to utilize this.

The current setup allows mechs to move through airlocks during normal cycles, which for example lets Odysseus out to save lives.
Once a shuttle docks however, the sensors are enabled to prevent boarding.

If blocked, players receive a simple message stating that their command has been overridden.
2014-07-26 20:07:18 +02:00

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/*
These programs are for docking controllers that consist of multiple independent airlocks
Each airlock has an airlock controller running the child program, and there is one docking controller running the master program
*/
/*
the master program
*/
/datum/computer/file/embedded_program/docking/multi
var/list/children_tags
var/list/children_ready
var/list/children_override
/datum/computer/file/embedded_program/docking/multi/New(var/obj/machinery/embedded_controller/M)
..(M)
if (istype(M,/obj/machinery/embedded_controller/radio/docking_port_multi)) //if our parent controller is the right type, then we can auto-init stuff at construction
var/obj/machinery/embedded_controller/radio/docking_port_multi/controller = M
//parse child_tags_txt and create child tags
children_tags = text2list(controller.child_tags_txt, ";")
children_ready = list()
children_override = list()
for (var/child_tag in children_tags)
children_ready[child_tag] = 0
children_override[child_tag] = "disabled"
/datum/computer/file/embedded_program/docking/multi/proc/clear_children_ready_status()
for (var/child_tag in children_tags)
children_ready[child_tag] = 0
/datum/computer/file/embedded_program/docking/multi/receive_signal(datum/signal/signal, receive_method, receive_param)
var/receive_tag = signal.data["tag"] //for docking signals, this is the sender id
var/command = signal.data["command"]
var/recipient = signal.data["recipient"] //the intended recipient of the docking signal
if (receive_tag in children_tags)
//track children status
if (signal.data["override_status"])
children_override[receive_tag] = signal.data["override_status"]
if (recipient == id_tag)
switch (command)
if ("ready_for_docking")
children_ready[receive_tag] = 1
if ("ready_for_undocking")
children_ready[receive_tag] = 1
if ("status_override_enabled")
children_override[receive_tag] = 1
if ("status_override_disabled")
children_override[receive_tag] = 0
..(signal, receive_method, receive_param)
/datum/computer/file/embedded_program/docking/multi/prepare_for_docking()
//clear children ready status
clear_children_ready_status()
//tell children to prepare for docking
for (var/child_tag in children_tags)
send_docking_command(child_tag, "prepare_for_docking")
/datum/computer/file/embedded_program/docking/multi/ready_for_docking()
//check children ready status
for (var/child_tag in children_tags)
if (!children_ready[child_tag])
return 0
return 1
/datum/computer/file/embedded_program/docking/multi/finish_docking()
//tell children to finish docking
for (var/child_tag in children_tags)
send_docking_command(child_tag, "finish_docking")
//clear ready flags
clear_children_ready_status()
/datum/computer/file/embedded_program/docking/multi/prepare_for_undocking()
//clear children ready status
clear_children_ready_status()
//tell children to prepare for undocking
for (var/child_tag in children_tags)
send_docking_command(child_tag, "prepare_for_undocking")
/datum/computer/file/embedded_program/docking/multi/ready_for_undocking()
//check children ready status
for (var/child_tag in children_tags)
if (!children_ready[child_tag])
return 0
return 1
/datum/computer/file/embedded_program/docking/multi/finish_undocking()
//tell children to finish undocking
for (var/child_tag in children_tags)
send_docking_command(child_tag, "finish_undocking")
//clear ready flags
clear_children_ready_status()
/*
the child program
technically should be "slave" but eh... I'm too politically correct.
*/
/datum/computer/file/embedded_program/airlock/multi_docking
var/master_tag
var/master_status = "undocked"
var/override_enabled = 0
var/docking_enabled = 0
var/docking_mode = 0 //0 = docking, 1 = undocking
var/response_sent = 0
/datum/computer/file/embedded_program/airlock/multi_docking/New(var/obj/machinery/embedded_controller/M)
..(M)
if (istype(M, /obj/machinery/embedded_controller/radio/airlock/docking_port_multi)) //if our parent controller is the right type, then we can auto-init stuff at construction
var/obj/machinery/embedded_controller/radio/airlock/docking_port_multi/controller = M
src.master_tag = controller.master_tag
/datum/computer/file/embedded_program/airlock/multi_docking/receive_user_command(command)
if (command == "toggle_override")
if (override_enabled)
override_enabled = 0
broadcast_override_status()
else
override_enabled = 1
broadcast_override_status()
return
if (!docking_enabled|| override_enabled) //only allow the port to be used as an airlock if nothing is docked here or the override is enabled
..(command)
/datum/computer/file/embedded_program/airlock/multi_docking/receive_signal(datum/signal/signal, receive_method, receive_param)
..()
var/receive_tag = signal.data["tag"] //for docking signals, this is the sender id
var/command = signal.data["command"]
var/recipient = signal.data["recipient"] //the intended recipient of the docking signal
if (receive_tag != master_tag)
return //only respond to master
//track master's status
if (signal.data["dock_status"])
master_status = signal.data["dock_status"]
if (recipient != id_tag)
return //this signal is not for us
switch (command)
if ("prepare_for_docking")
docking_enabled = 1
docking_mode = 0
response_sent = 0
if (!override_enabled)
begin_cycle_in()
if ("prepare_for_undocking")
docking_mode = 1
response_sent = 0
if (!override_enabled)
stop_cycling()
close_doors()
disable_mech_regulation()
if ("finish_docking")
if (!override_enabled)
enable_mech_regulation()
open_doors()
if ("finish_undocking")
docking_enabled = 0
/datum/computer/file/embedded_program/airlock/multi_docking/process()
..()
if (docking_enabled && !response_sent)
switch (docking_mode)
if (0) //docking
if (ready_for_docking())
send_signal_to_master("ready_for_docking")
response_sent = 1
if (1) //undocking
if (ready_for_undocking())
send_signal_to_master("ready_for_undocking")
response_sent = 1
//checks if we are ready for docking
/datum/computer/file/embedded_program/airlock/multi_docking/proc/ready_for_docking()
return done_cycling()
//checks if we are ready for undocking
/datum/computer/file/embedded_program/airlock/multi_docking/proc/ready_for_undocking()
return check_doors_secured()
/datum/computer/file/embedded_program/airlock/multi_docking/proc/open_doors()
toggleDoor(memory["interior_status"], tag_interior_door, memory["secure"], "open")
toggleDoor(memory["exterior_status"], tag_exterior_door, memory["secure"], "open")
/datum/computer/file/embedded_program/airlock/multi_docking/cycleDoors(var/target)
if (!docking_enabled|| override_enabled) //only allow the port to be used as an airlock if nothing is docked here or the override is enabled
..(target)
/datum/computer/file/embedded_program/airlock/multi_docking/proc/send_signal_to_master(var/command)
var/datum/signal/signal = new
signal.data["tag"] = id_tag
signal.data["command"] = command
signal.data["recipient"] = master_tag
post_signal(signal)
/datum/computer/file/embedded_program/airlock/multi_docking/proc/broadcast_override_status()
var/datum/signal/signal = new
signal.data["tag"] = id_tag
signal.data["override_status"] = override_enabled? "enabled" : "disabled"
post_signal(signal)