forked from MineClone5/MineClone5
Add minor anticheat fixes
This commit is contained in:
parent
9d77c22c4f
commit
21f305e33a
|
@ -1,173 +1,174 @@
|
||||||
local flights_kick_threshold = 10
|
local flights_kick_threshold = 10
|
||||||
local suffocations_threshold = 1
|
local suffocations_kick_threshold = 1
|
||||||
|
|
||||||
local after = minetest.after
|
local after = minetest.after
|
||||||
local get_connected_players = minetest.get_connected_players
|
local get_connected_players = minetest.get_connected_players
|
||||||
local get_node = minetest.get_node
|
local get_node = minetest.get_node
|
||||||
local get_objects_inside_radius = minetest.get_objects_inside_radius
|
local get_objects_inside_radius = minetest.get_objects_inside_radius
|
||||||
local get_player_by_name = minetest.get_player_by_name
|
local get_player_by_name = minetest.get_player_by_name
|
||||||
local is_creative_enabled = minetest.is_creative_enabled
|
local is_creative_enabled = minetest.is_creative_enabled
|
||||||
local kick_player = minetest.kick_player
|
local kick_player = minetest.kick_player
|
||||||
local set_node = minetest.set_node
|
local set_node = minetest.set_node
|
||||||
|
|
||||||
local ceil = math.ceil
|
local ceil = math.ceil
|
||||||
local floor = math.floor
|
local floor = math.floor
|
||||||
|
|
||||||
local distance = vector.distance
|
local distance = vector.distance
|
||||||
|
|
||||||
local window_size = 10
|
local window_size = 10
|
||||||
local detection_interval = 1.7
|
local detection_interval = 1.7
|
||||||
local step_seconds = detection_interval / window_size
|
local step_seconds = detection_interval / window_size
|
||||||
local joined_players = {}
|
local joined_players = {}
|
||||||
|
|
||||||
local function update_player(player_object)
|
local function update_player(player_object)
|
||||||
if not player_object then return end
|
if not player_object then return end
|
||||||
local name = player_object:get_player_name()
|
local name = player_object:get_player_name()
|
||||||
if not name then return end
|
if not name then return end
|
||||||
|
|
||||||
local pos = player_object:get_pos()
|
local pos = player_object:get_pos()
|
||||||
local x, y, z = floor(pos.x), floor(pos.y-0.1), floor(pos.z)
|
local x, y, z = floor(pos.x), floor(pos.y-0.1), floor(pos.z)
|
||||||
|
|
||||||
if mcl_playerplus.elytra then
|
if mcl_playerplus.elytra then
|
||||||
local elytra = mcl_playerplus.elytra[player_object]
|
local elytra = mcl_playerplus.elytra[player_object]
|
||||||
if elytra and elytra.active then
|
if elytra and elytra.active then
|
||||||
return
|
return
|
||||||
end
|
end
|
||||||
end
|
end
|
||||||
|
|
||||||
local air = get_node({x = x , y = y , z = z }).name == "air"
|
local air = get_node({x = x , y = y , z = z }).name == "air"
|
||||||
and get_node({x = x , y = y , z = z + 1}).name == "air"
|
and get_node({x = x , y = y , z = z + 1}).name == "air"
|
||||||
and get_node({x = x , y = y + 1, z = z }).name == "air"
|
and get_node({x = x , y = y + 1, z = z }).name == "air"
|
||||||
and get_node({x = x , y = y + 1, z = z + 1}).name == "air"
|
and get_node({x = x , y = y + 1, z = z + 1}).name == "air"
|
||||||
and get_node({x = x + 1, y = y , z = z }).name == "air"
|
and get_node({x = x + 1, y = y , z = z }).name == "air"
|
||||||
and get_node({x = x + 1, y = y , z = z + 1}).name == "air"
|
and get_node({x = x + 1, y = y , z = z + 1}).name == "air"
|
||||||
and get_node({x = x + 1, y = y + 1, z = z }).name == "air"
|
and get_node({x = x + 1, y = y + 1, z = z }).name == "air"
|
||||||
and get_node({x = x + 1, y = y + 1, z = z + 1}).name == "air"
|
and get_node({x = x + 1, y = y + 1, z = z + 1}).name == "air"
|
||||||
|
|
||||||
local player_data = {
|
local player_data = {
|
||||||
pos = pos,
|
pos = pos,
|
||||||
velocity = player_object:get_velocity(),
|
velocity = player_object:get_velocity(),
|
||||||
air = air
|
air = air
|
||||||
}
|
}
|
||||||
|
|
||||||
if joined_players[name] then
|
if joined_players[name] then
|
||||||
local window_offset = (joined_players[name].window_offset + 1) % window_size
|
local window_offset = (joined_players[name].window_offset + 1) % window_size
|
||||||
joined_players[name].window_offset = window_offset
|
joined_players[name].window_offset = window_offset
|
||||||
joined_players[name][window_offset] = player_data
|
joined_players[name][window_offset] = player_data
|
||||||
else
|
else
|
||||||
joined_players[name] = {
|
joined_players[name] = {
|
||||||
window_offset = 0,
|
window_offset = 0,
|
||||||
[0] = player_data,
|
[0] = player_data,
|
||||||
}
|
}
|
||||||
end
|
end
|
||||||
end
|
end
|
||||||
|
|
||||||
local function check_player(name)
|
local function check_player(name)
|
||||||
if is_creative_enabled(name) then return end
|
if is_creative_enabled(name) then return end
|
||||||
local data = joined_players[name]
|
local data = joined_players[name]
|
||||||
if not data then return end
|
if not data then return end
|
||||||
if not data[0] then return end
|
if not data[0] then return end
|
||||||
|
|
||||||
local always_air = true
|
local always_air = true
|
||||||
local falling = data[0].velocity.y < 0
|
local falling = data[0].velocity.y < 0
|
||||||
for i = 0, window_size - 1 do
|
for i = 0, window_size - 1 do
|
||||||
local derivative = data[i]
|
local derivative = data[i]
|
||||||
local not_enough_data = not derivative
|
local not_enough_data = not derivative
|
||||||
if not_enough_data then
|
if not_enough_data then
|
||||||
return
|
return
|
||||||
end
|
end
|
||||||
always_air = always_air and derivative.air
|
always_air = always_air and derivative.air
|
||||||
falling = falling or derivative.velocity.y < 0
|
falling = falling or derivative.velocity.y < 0
|
||||||
end
|
end
|
||||||
if always_air and not falling then
|
if always_air and not falling then
|
||||||
-- fly detected
|
-- fly detected
|
||||||
if not data.flights then
|
if not data.flights then
|
||||||
data.flights = 1
|
data.flights = 1
|
||||||
else
|
else
|
||||||
data.flights = data.flights + 1
|
data.flights = data.flights + 1
|
||||||
if data.flights >= flights_kick_threshold then
|
if data.flights >= flights_kick_threshold then
|
||||||
kick_player(name, "flights")
|
kick_player(name, "flights")
|
||||||
end
|
end
|
||||||
end
|
end
|
||||||
local obj_player = minetest.get_player_by_name(name)
|
local obj_player = minetest.get_player_by_name(name)
|
||||||
if not obj_player then
|
if not obj_player then
|
||||||
kick_player(name, "flights")
|
kick_player(name, "flights")
|
||||||
end
|
end
|
||||||
local velocity = obj_player:get_velocity()
|
local velocity = obj_player:get_velocity()
|
||||||
local pos = obj_player:get_pos()
|
local pos = obj_player:get_pos()
|
||||||
local x, y, z = floor(pos.x), floor(pos.y), floor(pos.z)
|
local x, y, z = floor(pos.x), floor(pos.y), floor(pos.z)
|
||||||
while ( get_node({x = x , y = y, z = z }).name == "air"
|
while ( get_node({x = x , y = y, z = z }).name == "air"
|
||||||
and get_node({x = x , y = y, z = z + 1}).name == "air"
|
and get_node({x = x , y = y, z = z + 1}).name == "air"
|
||||||
and get_node({x = x + 1, y = y, z = z }).name == "air"
|
and get_node({x = x + 1, y = y, z = z }).name == "air"
|
||||||
and get_node({x = x + 1, y = y, z = z + 1}).name == "air"
|
and get_node({x = x + 1, y = y, z = z + 1}).name == "air"
|
||||||
) do
|
) do
|
||||||
y = y - 1
|
y = y - 1
|
||||||
end
|
end
|
||||||
obj_player:set_velocity({x = velocity.x, y = -10, z = velocity.z})
|
obj_player:set_velocity({x = velocity.x, y = -10, z = velocity.z})
|
||||||
obj_player:set_pos({x = x, y = y + 0.5, z = z})
|
obj_player:set_pos({x = x, y = y + 0.5, z = z})
|
||||||
end
|
end
|
||||||
end
|
end
|
||||||
|
|
||||||
local function remove_player(player_object)
|
local function remove_player(player_object)
|
||||||
if not player_object then return end
|
if not player_object then return end
|
||||||
local name = player_object:get_player_name()
|
local name = player_object:get_player_name()
|
||||||
if not name then return end
|
if not name then return end
|
||||||
minetest.after(step_seconds, function()
|
minetest.after(step_seconds, function()
|
||||||
joined_players[name] = nil
|
joined_players[name] = nil
|
||||||
end)
|
end)
|
||||||
end
|
end
|
||||||
|
|
||||||
local function step()
|
local function step()
|
||||||
for _, player in pairs(get_connected_players()) do
|
for _, player in pairs(get_connected_players()) do
|
||||||
update_player(player)
|
update_player(player)
|
||||||
check_player(player:get_player_name())
|
check_player(player:get_player_name())
|
||||||
end
|
end
|
||||||
after(step_seconds, step)
|
after(step_seconds, step)
|
||||||
end
|
end
|
||||||
|
|
||||||
minetest.register_on_placenode(function(pos, newnode, placer, oldnode, itemstack, pointed_thing)
|
minetest.register_on_placenode(function(pos, newnode, placer, oldnode, itemstack, pointed_thing)
|
||||||
if not oldnode then return end
|
if not oldnode then return end
|
||||||
if not placer then return end
|
if not placer then return end
|
||||||
if oldnode.name ~= "air" then return end
|
if oldnode.name ~= "air" then return end
|
||||||
if not placer:is_player() then return end
|
if not placer:is_player() then return end
|
||||||
local placer_pos = placer:get_pos()
|
local placer_pos = placer:get_pos()
|
||||||
local placer_distance = distance(pos, placer_pos)
|
local placer_distance = distance(pos, placer_pos)
|
||||||
if placer_distance < 13 then return end
|
if placer_distance < 13 then return end
|
||||||
local is_choker = false
|
local is_choker = false
|
||||||
for _, object in pairs(get_objects_inside_radius(pos, 2)) do
|
for _, object in pairs(get_objects_inside_radius(pos, 2)) do
|
||||||
if object and object:is_player() then
|
if object and object:is_player() then
|
||||||
local player_head_pos = object:get_pos()
|
local player_head_pos = object:get_pos()
|
||||||
player_head_pos.y = player_head_pos.y + 1.5
|
player_head_pos.y = player_head_pos.y + 1.5
|
||||||
local player_head_distance = distance(pos, player_head_pos)
|
local player_head_distance = distance(pos, player_head_pos)
|
||||||
if player_head_distance < 0.7 then
|
if player_head_distance < 0.7 then
|
||||||
after(0.05, function()
|
after(0.05, function(node)
|
||||||
set_node(pos, oldnode)
|
set_node(pos, node)
|
||||||
end)
|
end, oldnode)
|
||||||
is_choker = true
|
is_choker = true
|
||||||
break
|
break
|
||||||
end
|
end
|
||||||
end
|
end
|
||||||
end
|
end
|
||||||
if not is_choker then return end
|
if not is_choker then return end
|
||||||
-- cheater choked the player from distance greater than 12:
|
-- cheater choked the player from distance greater than 12:
|
||||||
local name = placer:get_player_name()
|
local name = placer:get_player_name()
|
||||||
local data = joined_players[name]
|
local data = joined_players[name]
|
||||||
if not data then
|
if not data then
|
||||||
joined_players[name].suffocations = 1
|
joined_players[name].suffocations = 1
|
||||||
else
|
data = joined_players[name]
|
||||||
if not data.suffocations then
|
else
|
||||||
data.suffocations = 1
|
if not data.suffocations then
|
||||||
else
|
data.suffocations = 1
|
||||||
data.suffocations = data.suffocations + 1
|
else
|
||||||
if data.suffocations >= suffocations_threshold then
|
data.suffocations = data.suffocations + 1
|
||||||
kick_player(name, "choker")
|
end
|
||||||
end
|
end
|
||||||
end
|
if data.suffocations >= suffocations_kick_threshold then
|
||||||
end
|
kick_player(name, "choker")
|
||||||
end)
|
end
|
||||||
|
end)
|
||||||
minetest.register_on_joinplayer(update_player)
|
|
||||||
|
minetest.register_on_joinplayer(update_player)
|
||||||
minetest.register_on_leaveplayer(remove_player)
|
|
||||||
|
minetest.register_on_leaveplayer(remove_player)
|
||||||
after(step_seconds, step)
|
|
||||||
|
after(step_seconds, step)
|
||||||
|
|
Loading…
Reference in New Issue