freeze/init.lua

138 lines
3.3 KiB
Lua

local trap = nil
local mode = nil
local scope = "public" -- Set scope of the chat message (public or private)
minetest.register_entity("freeze:fe", {
physical = true,
collisionbox = {-0.01,-0.01,-0.01, 0.01,0.01,0.01},
visual = "sprite",
visual_size = {x=0, y=0},
textures = {"freeze_t.png"},
is_visible = true,
makes_footstep_sound = false,
on_activate = function(self, staticdata)
self.object:set_armor_groups({immortal = 1})
if not trap or not mode or self.trapped then
return
end
local playerobj = minetest.get_player_by_name(trap)
if not playerobj then
return
end
if mode == "a" then
playerobj:set_attach(self.object, "", {x=0,y=0,z=0}, {x=0,y=0,z=0})
if scope == "public" then
minetest.chat_send_all("*** "..trap.." can't move anymore.")
else
minetest.chat_send_player(trap,"You cannot move anymore.")
end
self.trapped = trap
trap = nil
mode = nil
end
end,
on_step = function(self,dtime)
if not trap or not mode then
return
end
if mode == "d" and trap == self.trapped then
local pobj = minetest.get_player_by_name(trap)
if not pobj then
return
end
pobj:set_detach()
if scope == "public" then
minetest.chat_send_all("*** "..trap.." can move again.")
else
minetest.chat_send_player(trap,"You can move now again.")
end
trap = nil
mode = nil
self.object:remove()
end
end,
})
minetest.register_on_joinplayer(function(player)
local istrapped = player:get_attribute("freeze:istrapped")
if istrapped then
trap = player:get_player_name()
mode = "a"
local pos = player:get_pos()
minetest.after(0.3,function()
minetest.add_entity(pos, "freeze:fe")
end)
end
end)
minetest.register_on_leaveplayer(function(player)
local ppos = player:get_pos()
for _, obj in ipairs(minetest.get_objects_inside_radius(ppos, 2)) do
obj:remove()
end
end)
minetest.register_chatcommand("freeze", {
params = "<player>",
description = "Freeze movement of a player",
privs = {kick = true},
func = function(name, param)
local player = minetest.get_player_by_name(param)
if not player then
return true,"Player not online."
end
local frozen = player:get_attribute("freeze:istrapped")
if frozen then
return true,"Player is already frozen."
end
trap = param
mode = "a"
player:set_attribute("freeze:istrapped","true")
local pos = player:get_pos()
minetest.add_entity(pos, "freeze:fe")
end,
})
minetest.register_chatcommand("unfreeze", {
params = "<player>",
description = "Unfreeze movement of a player",
privs = {kick = true},
func = function(name, param)
local player = minetest.get_player_by_name(param)
if not player then
return true,"Player not online."
end
player:set_attribute("freeze:istrapped",nil)
trap = param
mode = "d"
end,
})