/
bindings_client.dm
112 lines (92 loc) · 4.05 KB
/
bindings_client.dm
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// Clients aren't datums so we have to define these procs indpendently.
// These verbs are called for all key press and release events
/client/verb/keyDown(_key as text)
set instant = TRUE
set hidden = TRUE
client_keysend_amount += 1
var/cache = client_keysend_amount
if(keysend_tripped && next_keysend_trip_reset <= world.time)
keysend_tripped = FALSE
if(next_keysend_reset <= world.time)
client_keysend_amount = 0
next_keysend_reset = world.time + (1 SECONDS)
//The "tripped" system is to confirm that flooding is still happening after one spike
//not entirely sure how byond commands interact in relation to lag
//don't want to kick people if a lag spike results in a huge flood of commands being sent
if(cache >= MAX_KEYPRESS_AUTOKICK)
if(!keysend_tripped)
keysend_tripped = TRUE
next_keysend_trip_reset = world.time + (2 SECONDS)
else
log_admin("Client [ckey] was just autokicked for flooding keysends; likely abuse but potentially lagspike.")
message_admins("Client [ckey] was just autokicked for flooding keysends; likely abuse but potentially lagspike.")
qdel(src)
return
///Check if the key is short enough to even be a real key
if(LAZYLEN(_key) > MAX_KEYPRESS_COMMANDLENGTH)
to_chat(src, "<span class='userdanger'>Invalid KeyDown detected! You have been disconnected from the server automatically.</span>")
log_admin("Client [ckey] just attempted to send an invalid keypress. Keymessage was over [MAX_KEYPRESS_COMMANDLENGTH] characters, autokicking due to likely abuse.")
message_admins("Client [ckey] just attempted to send an invalid keypress. Keymessage was over [MAX_KEYPRESS_COMMANDLENGTH] characters, autokicking due to likely abuse.")
qdel(src)
return
//Focus Chat failsafe. Overrides movement checks to prevent WASD. Should no longer be necessary.
// if(!prefs.hotkeys && length(_key) == 1 && _key != "Alt" && _key != "Ctrl" && _key != "Shift")
// winset(src, null, "input.focus=true ; input.text=[url_encode(_key)]")
// return
if(length(keys_held) >= HELD_KEY_BUFFER_LENGTH && !keys_held[_key])
keyUp(keys_held[1]) //We are going over the number of possible held keys, so let's remove the first one.
//the time a key was pressed isn't actually used anywhere (as of 2019-9-10) but this allows easier access usage/checking
keys_held[_key] = world.time
var/movement = movement_keys[_key]
if(!(next_move_dir_sub & movement) && !keys_held["Ctrl"])
next_move_dir_add |= movement
// Client-level keybindings are ones anyone should be able to do at any time
// Things like taking screenshots, hitting tab, and adminhelps.
var/AltMod = keys_held["Alt"] ? "Alt" : ""
var/CtrlMod = keys_held["Ctrl"] ? "Ctrl" : ""
var/ShiftMod = keys_held["Shift"] ? "Shift" : ""
var/full_key
switch(_key)
if("Alt", "Ctrl", "Shift")
full_key = "[AltMod][CtrlMod][ShiftMod]"
else
if(AltMod || CtrlMod || ShiftMod)
full_key = "[AltMod][CtrlMod][ShiftMod][_key]"
key_combos_held[_key] = full_key
else
full_key = _key
var/keycount = 0
for(var/kb_name in prefs.key_bindings[full_key])
keycount++
var/datum/keybinding/kb = GLOB.keybindings_by_name[kb_name]
if(kb.can_use(src) && kb.down(src) && keycount >= MAX_COMMANDS_PER_KEY)
break
holder?.key_down(_key, src)
mob.focus?.key_down(_key, src)
mob.update_mouse_pointer()
/client/verb/keyUp(_key as text)
set instant = TRUE
set hidden = TRUE
var/key_combo = key_combos_held[_key]
if(key_combo)
key_combos_held -= _key
keyUp(key_combo)
if(!keys_held[_key])
return
keys_held -= _key
var/movement = movement_keys[_key]
if(!(next_move_dir_add & movement))
next_move_dir_sub |= movement
// We don't do full key for release, because for mod keys you
// can hold different keys and releasing any should be handled by the key binding specifically
for (var/kb_name in prefs.key_bindings[_key])
var/datum/keybinding/kb = GLOB.keybindings_by_name[kb_name]
if(kb.can_use(src) && kb.up(src))
break
holder?.key_up(_key, src)
mob.focus?.key_up(_key, src)
mob.update_mouse_pointer()
// Called every game tick
/client/keyLoop()
holder?.keyLoop(src)
mob.focus?.keyLoop(src)