1450 lines
46 KiB
Lua
1450 lines
46 KiB
Lua
-- wagon.lua
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-- Holds all logic related to wagons
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-- From now on, wagons are, just like trains, just entries in a table
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-- All data that is static is stored in the entity prototype (self).
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-- A copy of the entity prototype is always available inside wagon_prototypes
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-- All dynamic data is stored in the (new) wagons table
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-- An entity is ONLY spawned by update_trainpart_properties when it finds it useful.
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-- Only data that are only important to the entity itself are stored in the luaentity
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-- TP delay when getting off wagon
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local GETOFF_TP_DELAY = 0.5
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local IGNORE_WORLD = advtrains.IGNORE_WORLD
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advtrains.wagons = {}
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advtrains.wagon_prototypes = {}
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advtrains.wagon_objects = {}
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local unload_wgn_range = advtrains.wagon_load_range + 32
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function advtrains.wagon_outside_range(pos) -- returns true if the object is outside of unload_wgn_range of any player
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return not advtrains.position_in_range(pos, unload_wgn_range)
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end
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local setting_show_ids = minetest.settings:get_bool("advtrains_show_ids")
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--
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function advtrains.create_wagon(wtype, owner)
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local new_id=advtrains.random_id()
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while advtrains.wagons[new_id] do new_id=advtrains.random_id() end
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local wgn = {}
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wgn.type = wtype
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wgn.seatp = {}
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wgn.owner = owner
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wgn.id = new_id
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---wgn.train_id = train_id --- will get this via update_trainpart_properties
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advtrains.wagons[new_id] = wgn
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--atdebug("Created new wagon:",wgn)
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return new_id
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end
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local function make_inv_name(uid)
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return "detached:advtrains_wgn_"..uid
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end
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local wagon={
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collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
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--physical = true,
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visual = "mesh",
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mesh = "wagon.b3d",
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visual_size = {x=1, y=1},
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textures = {"black.png"},
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is_wagon=true,
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wagon_span=1,--how many index units of space does this wagon consume
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wagon_width=3, -- Wagon width in meters
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has_inventory=false,
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static_save=false,
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}
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function wagon:train()
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local data = advtrains.wagons[self.id]
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return advtrains.trains[data.train_id]
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end
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function wagon:on_activate(sd_uid, dtime_s)
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if sd_uid~="" then
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--destroy when loaded from static block.
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self.object:remove()
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return
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end
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self.object:set_armor_groups({immortal=1})
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end
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local function invcallback(id, pname, rtallow, rtfail)
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local data = advtrains.wagons[id]
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if data and advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist) then
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return rtallow
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end
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return rtfail
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end
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function wagon:set_id(wid)
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self.id = wid
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self.initialized = true
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local data = advtrains.wagons[self.id]
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advtrains.wagon_objects[self.id] = self.object
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--atdebug("Created wagon entity:",self.name," w_id",wid," t_id",data.train_id)
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if self.has_inventory then
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--to be used later
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local inv=minetest.get_inventory({type="detached", name="advtrains_wgn_"..self.id})
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-- create inventory, if not yet created
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if not inv then
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inv=minetest.create_detached_inventory("advtrains_wgn_"..self.id, {
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allow_move = function(inv, from_list, from_index, to_list, to_index, count, player)
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return invcallback(wid, player:get_player_name(), count, 0)
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end,
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allow_put = function(inv, listname, index, stack, player)
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return invcallback(wid, player:get_player_name(), stack:get_count(), 0)
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end,
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allow_take = function(inv, listname, index, stack, player)
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return invcallback(wid, player:get_player_name(), stack:get_count(), 0)
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end
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})
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if data.ser_inv then
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advtrains.deserialize_inventory(data.ser_inv, inv)
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end
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if self.inventory_list_sizes then
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for lst, siz in pairs(self.inventory_list_sizes) do
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inv:set_size(lst, siz)
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end
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end
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end
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end
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self.door_anim_timer=0
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self.door_state=0
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minetest.after(0.2, function() self:reattach_all() end)
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if self.set_textures then
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self:set_textures(data)
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end
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if self.custom_on_activate then
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self:custom_on_activate()
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end
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end
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function wagon:get_staticdata()
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return "STATIC"
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end
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function wagon:ensure_init()
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-- Note: A wagon entity won't exist when there's no train, because the train is
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-- the thing that actually creates the entity
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-- Train not being set just means that this will happen as soon as the train calls update_trainpart_properties.
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if self.initialized and self.id then
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local data = advtrains.wagons[self.id]
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if data and data.train_id and self:train() then
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if self.noninitticks then self.noninitticks=nil end
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return true
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end
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end
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if not self.noninitticks then
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atwarn("wagon",self.id,"uninitialized init=",self.initialized)
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self.noninitticks=0
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end
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self.noninitticks=self.noninitticks+1
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if self.noninitticks>20 then
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atwarn("wagon",self.id,"uninitialized, removing")
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self:destroy()
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else
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self.object:set_velocity({x=0,y=0,z=0})
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end
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return false
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end
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function wagon:train()
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local data = advtrains.wagons[self.id]
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return advtrains.trains[data.train_id]
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end
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-- Remove the wagon
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function wagon:on_punch(puncher, time_from_last_punch, tool_capabilities, direction)
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if not self:ensure_init() then return end
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local data = advtrains.wagons[self.id]
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if not puncher or not puncher:is_player() then
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return
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end
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if data.owner and puncher:get_player_name()~=data.owner and (not minetest.check_player_privs(puncher, {train_admin = true })) then
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minetest.chat_send_player(puncher:get_player_name(), attrans("This wagon is owned by @1, you can't destroy it.", data.owner));
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return
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end
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if self.custom_may_destroy then
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if not self.custom_may_destroy(self, puncher, time_from_last_punch, tool_capabilities, direction) then
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return
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end
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end
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local itemstack = puncher:get_wielded_item()
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-- WARNING: This part of the API is guaranteed to change! DO NOT USE!
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if self.set_livery and itemstack:get_name() == "bike:painter" then
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self:set_livery(puncher, itemstack, data)
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return
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end
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-- check whether wagon has an inventory. Is is empty?
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if self.has_inventory then
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local inv=minetest.get_inventory({type="detached", name="advtrains_wgn_"..self.id})
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if not inv then -- inventory is not initialized when wagon was never loaded - should never happen
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atwarn("Destroying wagon with inventory, but inventory is not found? Shouldn't happen!")
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return
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end
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for listname, _ in pairs(inv:get_lists()) do
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if not inv:is_empty(listname) then
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minetest.chat_send_player(puncher:get_player_name(), attrans("The wagon's inventory is not empty!"));
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return
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end
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end
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end
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if #(self:train().trainparts)>1 then
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minetest.chat_send_player(puncher:get_player_name(), attrans("Wagon needs to be decoupled from other wagons in order to destroy it."));
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return
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end
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local pc=puncher:get_player_control()
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if not pc.sneak then
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minetest.chat_send_player(puncher:get_player_name(), attrans("Warning: If you destroy this wagon, you only get some steel back! If you are sure, hold Sneak and left-click the wagon."))
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return
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end
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if not self:destroy() then return end
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local inv = puncher:get_inventory()
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for _,item in ipairs(self.drops or {self.name}) do
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inv:add_item("main", item)
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end
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end
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function wagon:destroy()
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--some rules:
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-- you get only some items back
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-- single left-click shows warning
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-- shift leftclick destroys
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-- not when a driver is inside
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if self.id then
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local data = advtrains.wagons[self.id]
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if not data then
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atwarn("wagon:destroy(): data is not set!")
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return
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end
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if self.custom_on_destroy then
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self.custom_on_destroy(self)
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end
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for seat,_ in pairs(data.seatp) do
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self:get_off(seat)
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end
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if data.train_id and self:train() then
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advtrains.remove_train(data.train_id)
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advtrains.wagons[self.id]=nil
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if self.discouple then self.discouple.object:remove() end--will have no effect on unloaded objects
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end
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end
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--atdebug("[wagon ", self.id, "]: destroying")
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self.object:remove()
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return true
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end
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function wagon:is_driver_stand(seat)
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if self.seat_groups then
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return (seat.driving_ctrl_access or self.seat_groups[seat.group].driving_ctrl_access)
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else
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return seat.driving_ctrl_access
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end
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end
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function wagon:on_step(dtime)
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if not self:ensure_init() then return end
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if advtrains.is_no_action() then
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self.object:remove()
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return
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end
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local t=os.clock()
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local pos = self.object:get_pos()
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local data = advtrains.wagons[self.id]
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if not pos then
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--atdebug("["..self.id.."][fatal] missing position (object:getpos() returned nil)")
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return
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end
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if not data.seatp then
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data.seatp={}
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end
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if not self.seatpc then
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self.seatpc={}
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end
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local train=self:train()
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local is_in_loaded_area = advtrains.is_node_loaded(pos)
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--custom on_step function
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if self.custom_on_step then
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self:custom_on_step(dtime, data, train)
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end
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--driver control
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for seatno, seat in ipairs(self.seats) do
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local pname=data.seatp[seatno]
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local driver=pname and minetest.get_player_by_name(pname)
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local has_driverstand = pname and advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist)
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has_driverstand = has_driverstand and self:is_driver_stand(seat)
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if has_driverstand and driver then
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advtrains.update_driver_hud(driver:get_player_name(), self:train(), data.wagon_flipped)
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elseif driver then
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--only show the inside text
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local inside=self:train().text_inside or ""
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advtrains.set_trainhud(driver:get_player_name(), inside)
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end
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if driver and driver:get_player_control_bits()~=self.seatpc[seatno] then
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local pc=driver:get_player_control()
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self.seatpc[seatno]=driver:get_player_control_bits()
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if has_driverstand then
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--regular driver stand controls
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advtrains.on_control_change(pc, self:train(), data.wagon_flipped)
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--bordcom
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if pc.sneak and pc.jump then
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self:show_bordcom(data.seatp[seatno])
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end
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--sound horn when required
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if self.horn_sound and pc.aux1 and not pc.sneak and not self.horn_handle then
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self.horn_handle = minetest.sound_play(self.horn_sound, {
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object = self.object,
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gain = 1.0, -- default
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max_hear_distance = 128, -- default, uses an euclidean metric
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loop = true,
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})
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elseif not pc.aux1 and self.horn_handle then
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minetest.sound_stop(self.horn_handle)
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self.horn_handle = nil
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end
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else
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-- If on a passenger seat and doors are open, get off when W or D pressed.
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local pass = data.seatp[seatno] and minetest.get_player_by_name(data.seatp[seatno])
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if pass and self:train().door_open~=0 then
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local pc=pass:get_player_control()
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if pc.up or pc.down then
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self:get_off(seatno)
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end
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end
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end
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if pc.aux1 and pc.sneak then
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self:get_off(seatno)
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end
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end
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end
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--check infotext
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local outside=train.text_outside or ""
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if setting_show_ids then
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outside = outside .. "\nT:" .. data.train_id .. " W:" .. self.id .. " O:" .. data.owner
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end
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--show off-track information in outside text instead of notifying the whole server about this
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if train.off_track then
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outside = outside .."\n!!! Train off track !!!"
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end
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if self.infotext_cache~=outside then
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self.object:set_properties({infotext=outside})
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self.infotext_cache=outside
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end
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local fct=data.wagon_flipped and -1 or 1
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--door animation
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if self.doors then
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if (self.door_anim_timer or 0)<=0 then
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local dstate = (train.door_open or 0) * fct
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if dstate ~= self.door_state then
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local at
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--meaning of the train.door_open field:
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-- -1: left doors (rel. to train orientation)
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-- 0: closed
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-- 1: right doors
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--this code produces the following behavior:
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-- if changed from 0 to +-1, play open anim. if changed from +-1 to 0, play close.
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-- if changed from +-1 to -+1, first close and set 0, then it will detect state change again and run open.
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if self.door_state == 0 then
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if self.doors.open.sound then minetest.sound_play(self.doors.open.sound, {object = self.object}) end
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at=self.doors.open[dstate]
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self.object:set_animation(at.frames, at.speed or 15, at.blend or 0, false)
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self.door_state = dstate
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else
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if self.doors.close.sound then minetest.sound_play(self.doors.close.sound, {object = self.object}) end
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at=self.doors.close[self.door_state or 1]--in case it has not been set yet
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self.object:set_animation(at.frames, at.speed or 15, at.blend or 0, false)
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self.door_state = 0
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end
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self.door_anim_timer = at.time
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end
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else
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self.door_anim_timer = (self.door_anim_timer or 0) - dtime
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end
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end
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--for path to be available. if not, skip step
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if not train.path or train.no_step then
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self.object:set_velocity({x=0, y=0, z=0})
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self.object:set_acceleration({x=0, y=0, z=0})
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return
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end
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if not data.pos_in_train then
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return
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end
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-- Calculate new position, yaw and direction vector
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local index = advtrains.path_get_index_by_offset(train, train.index, -data.pos_in_train)
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local pos, yaw, npos, npos2 = advtrains.path_get_interpolated(train, index)
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local vdir = vector.normalize(vector.subtract(npos2, npos))
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--automatic get_on
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--needs to know index and path
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if self.door_entry and train.door_open and train.door_open~=0 and train.velocity==0 then
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--using the mapping created by the trainlogic globalstep
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for i, ino in ipairs(self.door_entry) do
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--fct is the flipstate flag from door animation above
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local aci = advtrains.path_get_index_by_offset(train, index, ino*fct)
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local ix1, ix2 = advtrains.path_get_adjacent(train, aci)
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-- the two wanted positions are ix1 and ix2 + (2nd-1st rotated by 90deg)
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-- (x z) rotated by 90deg is (-z x) (http://stackoverflow.com/a/4780141)
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local add = { x = (ix2.z-ix1.z)*train.door_open, y = 0, z = (ix1.x-ix2.x)*train.door_open }
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local pts1=vector.round(vector.add(ix1, add))
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local pts2=vector.round(vector.add(ix2, add))
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if minetest.get_item_group(minetest.get_node(pts1).name, "platform")>0 then
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local ckpts={
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pts1,
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pts2,
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vector.add(pts1, {x=0, y=1, z=0}),
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vector.add(pts2, {x=0, y=1, z=0}),
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}
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for _,ckpos in ipairs(ckpts) do
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local cpp=minetest.pos_to_string(ckpos)
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if advtrains.playersbypts[cpp] then
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self:on_rightclick(advtrains.playersbypts[cpp])
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end
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end
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end
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end
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end
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--checking for environment collisions(a 3x3 cube around the center)
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if not IGNORE_WORLD and is_in_loaded_area and not train.recently_collided_with_env then
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local collides=false
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local exh = self.extent_h or 1
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local exv = self.extent_v or 2
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for x=-exh,exh do
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for y=0,exv do
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for z=-exh,exh do
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local node=minetest.get_node_or_nil(vector.add(npos, {x=x, y=y, z=z}))
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if (advtrains.train_collides(node)) then
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collides=true
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end
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end
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end
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end
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if collides then
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-- screw collision mercy
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train.recently_collided_with_env=true
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train.velocity=0
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advtrains.atc.train_reset_command(train)
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end
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end
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--DisCouple
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-- FIX: Need to do this after the yaw calculation
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if is_in_loaded_area and data.pos_in_trainparts and data.pos_in_trainparts>1 then
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if train.velocity==0 then
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if not self.discouple or not self.discouple.object:get_yaw() then
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atprint(self.id,"trying to spawn discouple")
|
|
local dcpl_pos = vector.add(pos, {y=0, x=-math.sin(yaw)*self.wagon_span, z=math.cos(yaw)*self.wagon_span})
|
|
local object=minetest.add_entity(dcpl_pos, "advtrains:discouple")
|
|
if object then
|
|
local le=object:get_luaentity()
|
|
le.wagon=self
|
|
--box is hidden when attached, so unuseful.
|
|
--object:set_attach(self.object, "", {x=0, y=0, z=self.wagon_span*10}, {x=0, y=0, z=0})
|
|
self.discouple=le
|
|
end
|
|
end
|
|
else
|
|
if self.discouple and self.discouple.object:get_yaw() then
|
|
self.discouple.object:remove()
|
|
atprint(self.id," removing discouple")
|
|
end
|
|
end
|
|
end
|
|
|
|
--FIX: use index of the wagon, not of the train.
|
|
local velocity = train.velocity * advtrains.global_slowdown
|
|
local acceleration = (train.acceleration or 0) * (advtrains.global_slowdown*advtrains.global_slowdown)
|
|
local velocityvec = vector.multiply(vdir, velocity)
|
|
local accelerationvec = vector.multiply(vdir, acceleration)
|
|
|
|
if data.wagon_flipped then
|
|
yaw=yaw+math.pi
|
|
end
|
|
|
|
-- this timer runs off every 2 seconds.
|
|
self.updatepct_timer=(self.updatepct_timer or 0)-dtime
|
|
local updatepct_timer_elapsed = self.updatepct_timer<=0
|
|
|
|
if updatepct_timer_elapsed then
|
|
--restart timer
|
|
self.updatepct_timer=2
|
|
-- perform checks that are not frequently needed
|
|
|
|
-- unload entity if out of range (because relevant pr won't be merged in engine)
|
|
-- This is a WORKAROUND!
|
|
local players_in = false
|
|
for sno,pname in pairs(data.seatp) do
|
|
if minetest.get_player_by_name(pname) then
|
|
-- Fix: If the RTT is too high, a wagon might be recognized out of range even if a player sits in it
|
|
-- (client updates position not fast enough)
|
|
players_in = true
|
|
break
|
|
end
|
|
end
|
|
if not players_in then
|
|
if advtrains.wagon_outside_range(pos) then
|
|
--atdebug("wagon",self.id,"unloading (too far away)")
|
|
-- Workaround until minetest engine deletes attached sounds
|
|
if self.sound_loop_handle then
|
|
minetest.sound_stop(self.sound_loop_handle)
|
|
end
|
|
self.object:remove()
|
|
end
|
|
end
|
|
end
|
|
|
|
if not self.old_velocity_vector
|
|
or not vector.equals(velocityvec, self.old_velocity_vector)
|
|
or not self.old_acceleration_vector
|
|
or not vector.equals(accelerationvec, self.old_acceleration_vector)
|
|
or self.old_yaw~=yaw
|
|
or updatepct_timer_elapsed then--only send update packet if something changed
|
|
|
|
self.object:set_pos(pos)
|
|
self.object:set_velocity(velocityvec)
|
|
self.object:set_acceleration(accelerationvec)
|
|
|
|
if #self.seats > 0 and self.old_yaw ~= yaw then
|
|
if not self.player_yaw then
|
|
self.player_yaw = {}
|
|
end
|
|
if not self.old_yaw then
|
|
self.old_yaw=yaw
|
|
end
|
|
for _,name in pairs(data.seatp) do
|
|
local p = minetest.get_player_by_name(name)
|
|
if p then
|
|
if not self.turning then
|
|
-- save player looking direction offset
|
|
self.player_yaw[name] = p:get_look_horizontal()-self.old_yaw
|
|
end
|
|
-- set player looking direction using calculated offset
|
|
p:set_look_horizontal((self.player_yaw[name] or 0)+yaw)
|
|
end
|
|
end
|
|
self.turning = true
|
|
elseif self.old_yaw == yaw then
|
|
-- train is no longer turning
|
|
self.turning = false
|
|
end
|
|
|
|
if self.object.set_rotation then
|
|
local pitch = math.atan2(vdir.y, math.hypot(vdir.x, vdir.z))
|
|
if data.wagon_flipped then
|
|
pitch = -pitch
|
|
end
|
|
self.object:set_rotation({x=pitch, y=yaw, z=0})
|
|
else
|
|
self.object:set_yaw(yaw)
|
|
end
|
|
|
|
if self.update_animation then
|
|
self:update_animation(train.velocity, self.old_velocity)
|
|
end
|
|
if self.custom_on_velocity_change then
|
|
self:custom_on_velocity_change(train.velocity, self.old_velocity or 0, dtime)
|
|
end
|
|
-- remove discouple object, because it will be in a wrong location
|
|
if not updatepct_timer_elapsed and self.discouple then
|
|
self.discouple.object:remove()
|
|
end
|
|
end
|
|
|
|
|
|
self.old_velocity_vector=velocityvec
|
|
self.old_velocity = train.velocity
|
|
self.old_acceleration_vector=accelerationvec
|
|
self.old_yaw=yaw
|
|
atprintbm("wagon step", t)
|
|
end
|
|
|
|
function wagon:on_rightclick(clicker)
|
|
if not self:ensure_init() then return end
|
|
if not clicker or not clicker:is_player() then
|
|
return
|
|
end
|
|
|
|
local data = advtrains.wagons[self.id]
|
|
|
|
local pname=clicker:get_player_name()
|
|
local no=self:get_seatno(pname)
|
|
if no then
|
|
if self.seat_groups then
|
|
local poss={}
|
|
local sgr=self.seats[no].group
|
|
for _,access in ipairs(self.seat_groups[sgr].access_to) do
|
|
if self:check_seat_group_access(pname, access) then
|
|
poss[#poss+1]={name=self.seat_groups[access].name, key="sgr_"..access}
|
|
end
|
|
end
|
|
if self.has_inventory and self.get_inventory_formspec and advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist) then
|
|
poss[#poss+1]={name=attrans("Show Inventory"), key="inv"}
|
|
end
|
|
if self.seat_groups[sgr].driving_ctrl_access and advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist) then
|
|
poss[#poss+1]={name=attrans("Onboard Computer"), key="bordcom"}
|
|
end
|
|
if data.owner==pname then
|
|
poss[#poss+1]={name=attrans("Wagon properties"), key="prop"}
|
|
end
|
|
if not self.seat_groups[sgr].require_doors_open or self:train().door_open~=0 then
|
|
poss[#poss+1]={name=attrans("Get off"), key="off"}
|
|
else
|
|
if clicker:get_player_control().sneak then
|
|
poss[#poss+1]={name=attrans("Get off (forced)"), key="off"}
|
|
else
|
|
poss[#poss+1]={name=attrans("(Doors closed)"), key="dcwarn"}
|
|
end
|
|
end
|
|
if #poss==0 then
|
|
--can't do anything.
|
|
elseif #poss==1 then
|
|
self:seating_from_key_helper(pname, {[poss[1].key]=true}, no)
|
|
else
|
|
local form = "size[5,"..1+(#poss).."]"
|
|
for pos,ent in ipairs(poss) do
|
|
form = form .. "button_exit[0.5,"..(pos-0.5)..";4,1;"..ent.key..";"..ent.name.."]"
|
|
end
|
|
minetest.show_formspec(pname, "advtrains_seating_"..self.id, form)
|
|
end
|
|
else
|
|
self:get_off(no)
|
|
end
|
|
else
|
|
--do not attach if already on a train
|
|
if advtrains.player_to_train_mapping[pname] then return end
|
|
if self.seat_groups then
|
|
if #self.seats==0 then
|
|
if self.has_inventory and self.get_inventory_formspec and advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist) then
|
|
minetest.show_formspec(pname, "advtrains_inv_"..self.id, self:get_inventory_formspec(pname, make_inv_name(self.id)))
|
|
end
|
|
return
|
|
end
|
|
|
|
local doors_open = self:train().door_open~=0 or clicker:get_player_control().sneak
|
|
local allow, rsn=false, "Wagon has no seats!"
|
|
for _,sgr in ipairs(self.assign_to_seat_group) do
|
|
allow, rsn = self:check_seat_group_access(pname, sgr)
|
|
if allow then
|
|
for seatid, seatdef in ipairs(self.seats) do
|
|
if seatdef.group==sgr then
|
|
if (not self.seat_groups[sgr].require_doors_open or doors_open) then
|
|
if not data.seatp[seatid] then
|
|
self:get_on(clicker, seatid)
|
|
return
|
|
else
|
|
rsn="Wagon is full."
|
|
end
|
|
else
|
|
rsn="Doors are closed! (try holding sneak key!)"
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
minetest.chat_send_player(pname, attrans("Can't get on: "..rsn))
|
|
else
|
|
self:show_get_on_form(pname)
|
|
end
|
|
end
|
|
end
|
|
|
|
function wagon:get_on(clicker, seatno)
|
|
|
|
local data = advtrains.wagons[self.id]
|
|
|
|
if not data.seatp then data.seatp={}end
|
|
if not self.seatpc then self.seatpc={}end--player controls in driver stands
|
|
|
|
if not self.seats[seatno] then return end
|
|
local oldno=self:get_seatno(clicker:get_player_name())
|
|
if oldno then
|
|
atprint("get_on: clearing oldno",seatno)
|
|
advtrains.player_to_train_mapping[clicker:get_player_name()]=nil
|
|
advtrains.clear_driver_hud(clicker:get_player_name())
|
|
data.seatp[oldno]=nil
|
|
end
|
|
if data.seatp[seatno] and data.seatp[seatno]~=clicker:get_player_name() then
|
|
atprint("get_on: throwing off",data.seatp[seatno],"from seat",seatno)
|
|
self:get_off(seatno)
|
|
end
|
|
atprint("get_on: attaching",clicker:get_player_name())
|
|
data.seatp[seatno] = clicker:get_player_name()
|
|
self.seatpc[seatno] = clicker:get_player_control_bits()
|
|
advtrains.player_to_train_mapping[clicker:get_player_name()]=data.train_id
|
|
clicker:set_attach(self.object, "", self.seats[seatno].attach_offset, {x=0,y=0,z=0})
|
|
clicker:set_eye_offset(self.seats[seatno].view_offset, self.seats[seatno].view_offset)
|
|
end
|
|
function wagon:get_off_plr(pname)
|
|
local no=self:get_seatno(pname)
|
|
if no then
|
|
self:get_off(no)
|
|
end
|
|
end
|
|
function wagon:get_seatno(pname)
|
|
|
|
local data = advtrains.wagons[self.id]
|
|
|
|
for no, cont in pairs(data.seatp) do
|
|
if cont==pname then
|
|
return no
|
|
end
|
|
end
|
|
return nil
|
|
end
|
|
function wagon:get_off(seatno)
|
|
|
|
local data = advtrains.wagons[self.id]
|
|
|
|
if not data.seatp[seatno] then return end
|
|
local pname = data.seatp[seatno]
|
|
local clicker = minetest.get_player_by_name(pname)
|
|
advtrains.player_to_train_mapping[pname]=nil
|
|
advtrains.clear_driver_hud(pname)
|
|
data.seatp[seatno]=nil
|
|
self.seatpc[seatno]=nil
|
|
if clicker then
|
|
atprint("get_off: detaching",clicker:get_player_name())
|
|
clicker:set_detach()
|
|
clicker:set_eye_offset({x=0,y=0,z=0}, {x=0,y=0,z=0})
|
|
local train=self:train()
|
|
--code as in step - automatic get on
|
|
if self.door_entry and train.door_open and train.door_open~=0 and train.velocity==0 and train.index and train.path then
|
|
local index = advtrains.path_get_index_by_offset(train, train.index, -data.pos_in_train)
|
|
for i, ino in ipairs(self.door_entry) do
|
|
--atdebug("using door-based",i,ino)
|
|
local fct=data.wagon_flipped and -1 or 1
|
|
local aci = advtrains.path_get_index_by_offset(train, index, ino*fct)
|
|
local ix1, ix2 = advtrains.path_get_adjacent(train, aci)
|
|
local d = train.door_open
|
|
if self.wagon_width then
|
|
d = d * math.floor(self.wagon_width/2)
|
|
end
|
|
-- the two wanted positions are ix1 and ix2 + (2nd-1st rotated by 90deg)
|
|
-- (x z) rotated by 90deg is (-z x) (http://stackoverflow.com/a/4780141)
|
|
local add = { x = (ix2.z-ix1.z)*d, y = 0, z = (ix1.x-ix2.x)*d }
|
|
local oadd = { x = (ix2.z-ix1.z)*(d+train.door_open), y = 1, z = (ix1.x-ix2.x)*(d+train.door_open)}
|
|
local platpos=vector.round(vector.add(ix1, add))
|
|
local offpos=vector.round(vector.add(ix1, oadd))
|
|
|
|
--atdebug("platpos:", platpos, "offpos:", offpos)
|
|
if minetest.get_item_group(minetest.get_node(platpos).name, "platform")>0 then
|
|
minetest.after(GETOFF_TP_DELAY, function() clicker:set_pos(offpos) end)
|
|
--atdebug("tp",offpos)
|
|
return
|
|
end
|
|
--atdebug("nope")
|
|
end
|
|
end
|
|
--if not door_entry, or paths missing, fall back to old method
|
|
--atdebug("using fallback")
|
|
local objpos=advtrains.round_vector_floor_y(self.object:getpos())
|
|
local yaw=self.object:getyaw()
|
|
local isx=(yaw < math.pi/4) or (yaw > 3*math.pi/4 and yaw < 5*math.pi/4) or (yaw > 7*math.pi/4)
|
|
local offp
|
|
--abuse helper function
|
|
for _,r in ipairs({-1, 1}) do
|
|
--atdebug("offset",r)
|
|
local p=vector.add({x=isx and r or 0, y=0, z=not isx and r or 0}, objpos)
|
|
offp=vector.add({x=isx and r*2 or 0, y=1, z=not isx and r*2 or 0}, objpos)
|
|
--atdebug("platpos:", p, "offpos:", offp)
|
|
if minetest.get_item_group(minetest.get_node(p).name, "platform")>0 then
|
|
minetest.after(GETOFF_TP_DELAY, function() clicker:set_pos(offp) end)
|
|
--atdebug("tp",offp)
|
|
return
|
|
end
|
|
end
|
|
--atdebug("nope")
|
|
|
|
end
|
|
end
|
|
function wagon:show_get_on_form(pname)
|
|
if not self.initialized then return end
|
|
|
|
local data = advtrains.wagons[self.id]
|
|
if #self.seats==0 then
|
|
if self.has_inventory and self.get_inventory_formspec and advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist) then
|
|
minetest.show_formspec(pname, "advtrains_inv_"..self.id, self:get_inventory_formspec(pname, make_inv_name(self.id)))
|
|
end
|
|
return
|
|
end
|
|
local form, comma="size[5,8]label[0.5,0.5;"..attrans("Select seat:").."]textlist[0.5,1;4,6;seat;", ""
|
|
for seatno, seattbl in ipairs(self.seats) do
|
|
local addtext, colorcode="", ""
|
|
if data.seatp and data.seatp[seatno] then
|
|
colorcode="#FF0000"
|
|
addtext=" ("..data.seatp[seatno]..")"
|
|
end
|
|
form=form..comma..colorcode..seattbl.name..addtext
|
|
comma=","
|
|
end
|
|
form=form..";0,false]"
|
|
if self.has_inventory and self.get_inventory_formspec then
|
|
form=form.."button_exit[1,7;3,1;inv;"..attrans("Show Inventory").."]"
|
|
end
|
|
minetest.show_formspec(pname, "advtrains_geton_"..self.id, form)
|
|
end
|
|
function wagon:show_wagon_properties(pname)
|
|
--[[
|
|
fields:
|
|
field: driving/couple whitelist
|
|
button: save
|
|
]]
|
|
local data = advtrains.wagons[self.id]
|
|
local form="size[5,5]"
|
|
form = form .. "field[0.5,1;4.5,1;whitelist;Allow these players to access your wagon:;"..minetest.formspec_escape(data.whitelist or "").."]"
|
|
form = form .. "field[0.5,2;4.5,1;roadnumber;Wagon road number:;"..minetest.formspec_escape(data.roadnumber or "").."]"
|
|
local fc = ""
|
|
if data.fc then
|
|
fc = table.concat(data.fc, "!")
|
|
end
|
|
form = form .. "field[0.5,3;4.5,1;fc;Freight Code:;"..fc.."]"
|
|
if data.fc then
|
|
if not data.fcind then data.fcind = 1 end
|
|
if data.fcind > 1 then
|
|
form=form.."button[0.5,3.5;1,1;fcp;prev FC]"
|
|
end
|
|
form=form.."label[1.5,3.5;Current FC:]"
|
|
|
|
local cur = data.fc[data.fcind] or ""
|
|
form=form.."label[1.5,3.75;"..minetest.formspec_escape(cur).."]"
|
|
form=form.."button[3.5,3.5;1,1;fcn;next FC]"
|
|
end
|
|
form=form.."button_exit[0.5,4.5;4,1;save;"..attrans("Save wagon properties").."]"
|
|
minetest.show_formspec(pname, "advtrains_prop_"..self.id, form)
|
|
end
|
|
|
|
--BordCom
|
|
local function checkcouple(ent)
|
|
if not ent or not ent:getyaw() then
|
|
return nil
|
|
end
|
|
local le = ent:get_luaentity()
|
|
if not le or not le.is_couple then
|
|
return nil
|
|
end
|
|
return le
|
|
end
|
|
local function checklock(pname, own1, own2, wl1, wl2)
|
|
return advtrains.check_driving_couple_protection(pname, own1, wl1)
|
|
or advtrains.check_driving_couple_protection(pname, own2, wl2)
|
|
end
|
|
|
|
local function split(str, sep)
|
|
local fields = {}
|
|
local pattern = string.format("([^%s]+)", sep)
|
|
str:gsub(pattern, function(c) fields[#fields+1] = c end)
|
|
return fields
|
|
end
|
|
|
|
function wagon.set_fc(data, fcstr)
|
|
data.fc = split(fcstr, "!")
|
|
if not data.fcind then
|
|
data.fcind = 1
|
|
elseif data.fcind > #data.fc then
|
|
data.fcind = #data.fc
|
|
end
|
|
end
|
|
|
|
function wagon.prev_fc(data)
|
|
if data.fcind > 1 then
|
|
data.fcind = data.fcind -1
|
|
end
|
|
if data.fcind == 1 and data.fcrev then
|
|
data.fcrev = nil
|
|
end
|
|
end
|
|
|
|
function wagon.next_fc(data)
|
|
if not data.fc then return end
|
|
if data.fcrev then
|
|
wagon.prev_fc(data)
|
|
return
|
|
end
|
|
if data.fcind < #data.fc then
|
|
data.fcind = data.fcind + 1
|
|
else
|
|
data.fcind = 1
|
|
end
|
|
if data.fcind == #data.fc and data.fc[data.fcind] == "?" then
|
|
data.fcrev = true
|
|
wagon.prev_fc(data)
|
|
return
|
|
end
|
|
end
|
|
|
|
function advtrains.get_cur_fc(data)
|
|
if not ( data.fc and data.fcind ) then
|
|
return ""
|
|
end
|
|
return data.fc[data.fcind] or ""
|
|
end
|
|
|
|
function advtrains.step_fc(data)
|
|
wagon.next_fc(data)
|
|
end
|
|
|
|
|
|
|
|
|
|
|
|
function wagon:show_bordcom(pname)
|
|
if not self:train() then return end
|
|
local train = self:train()
|
|
local data = advtrains.wagons[self.id]
|
|
|
|
local form = "size[11,9]label[0.5,0;AdvTrains Boardcom v0.1]"
|
|
form=form.."textarea[0.5,1.5;7,1;text_outside;"..attrans("Text displayed outside on train")..";"..(minetest.formspec_escape(train.text_outside or "")).."]"
|
|
form=form.."textarea[0.5,3;7,1;text_inside;"..attrans("Text displayed inside train")..";"..(minetest.formspec_escape(train.text_inside or "")).."]"
|
|
form=form.."field[7.5,1.75;3,1;line;"..attrans("Line")..";"..(minetest.formspec_escape(train.line or "")).."]"
|
|
form=form.."field[7.5,3.25;3,1;routingcode;"..attrans("Routingcode")..";"..(minetest.formspec_escape(train.routingcode or "")).."]"
|
|
--row 5 : train overview and autocoupling
|
|
if train.velocity==0 then
|
|
form=form.."label[0.5,4;Train overview /coupling control:]"
|
|
linhei=5
|
|
local pre_own, pre_wl, owns_any = nil, nil, minetest.check_player_privs(pname, "train_admin")
|
|
for i, tpid in ipairs(train.trainparts) do
|
|
local ent = advtrains.wagons[tpid]
|
|
if ent then
|
|
local roadnumber = ent.roadnumber or ""
|
|
form = form .. string.format("button[%d,%d;%d,%d;%s;%s]", i, linhei, 1, 0.2, "wgprp"..i, roadnumber)
|
|
local ename = ent.type
|
|
form = form .. "item_image["..i..","..(linhei+0.5)..";1,1;"..ename.."]"
|
|
if i~=1 then
|
|
if checklock(pname, ent.owner, pre_own, ent.whitelist, pre_wl) then
|
|
form = form .. "image_button["..(i-0.5)..","..(linhei+1.5)..";1,1;advtrains_discouple.png;dcpl_"..i..";]"
|
|
end
|
|
end
|
|
if i == data.pos_in_trainparts then
|
|
form = form .. "box["..(i-0.1)..","..(linhei+0.4)..";1,1;green]"
|
|
end
|
|
pre_own = ent.owner
|
|
pre_wl = ent.whitelist
|
|
owns_any = owns_any or (not ent.owner or ent.owner==pname)
|
|
end
|
|
end
|
|
|
|
if train.movedir==1 then
|
|
form = form .. "label["..(#train.trainparts+1)..","..(linhei)..";-->]"
|
|
else
|
|
form = form .. "label[0.5,"..(linhei)..";<--]"
|
|
end
|
|
--check cpl_eid_front and _back of train
|
|
local couple_front = checkcouple(train.cpl_front)
|
|
local couple_back = checkcouple(train.cpl_back)
|
|
if couple_front then
|
|
form = form .. "image_button[0.5,"..(linhei+1)..";1,1;advtrains_couple.png;cpl_f;]"
|
|
end
|
|
if couple_back then
|
|
form = form .. "image_button["..(#train.trainparts+0.5)..","..(linhei+1)..";1,1;advtrains_couple.png;cpl_b;]"
|
|
end
|
|
|
|
else
|
|
form=form.."label[0.5,4.5;Train overview / coupling control is only shown when the train stands.]"
|
|
end
|
|
form = form .. "button[0.5,8;3,1;save;Save]"
|
|
|
|
-- Interlocking functionality: If the interlocking module is loaded, you can set the signal aspect
|
|
-- from inside the train
|
|
if advtrains.interlocking and train.lzb and #train.lzb.checkpoints > 0 then
|
|
local i=1
|
|
while train.lzb.checkpoints[i] do
|
|
local oci = train.lzb.checkpoints[i]
|
|
if oci.udata and oci.udata.signal_pos then
|
|
if advtrains.interlocking.db.get_sigd_for_signal(oci.udata.signal_pos) then
|
|
form = form .. "button[4.5,8;5,1;ilrs;Remote Routesetting]"
|
|
break
|
|
end
|
|
end
|
|
i=i+1
|
|
end
|
|
if train.ars_disable then
|
|
form = form .. "button[4.5,7;5,1;ilarsenable;Clear 'Disable ARS' flag]"
|
|
end
|
|
end
|
|
|
|
minetest.show_formspec(pname, "advtrains_bordcom_"..self.id, form)
|
|
end
|
|
function wagon:handle_bordcom_fields(pname, formname, fields)
|
|
local data = advtrains.wagons[self.id]
|
|
|
|
local seatno=self:get_seatno(pname)
|
|
if not seatno or not self.seat_groups[self.seats[seatno].group].driving_ctrl_access or not advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist) then
|
|
return
|
|
end
|
|
local train = self:train()
|
|
if not train then return end
|
|
if fields.text_outside then
|
|
if fields.text_outside~="" then
|
|
train.text_outside=fields.text_outside
|
|
else
|
|
train.text_outside=nil
|
|
end
|
|
end
|
|
if fields.text_inside then
|
|
if fields.text_inside~="" then
|
|
train.text_inside=fields.text_inside
|
|
else
|
|
train.text_inside=nil
|
|
end
|
|
end
|
|
if fields.line then
|
|
if fields.line~="" then
|
|
if fields.line ~= train.line then
|
|
train.line=fields.line
|
|
minetest.after(0, advtrains.invalidate_path, train.id)
|
|
end
|
|
else
|
|
train.line=nil
|
|
end
|
|
end
|
|
if fields.routingcode then
|
|
if fields.routingcode~="" then
|
|
if fields.routingcode ~= train.routingcode then
|
|
train.routingcode=fields.routingcode
|
|
minetest.after(0, advtrains.invalidate_path, train.id)
|
|
end
|
|
else
|
|
train.routingcode=nil
|
|
end
|
|
end
|
|
for i, tpid in ipairs(train.trainparts) do
|
|
if fields["dcpl_"..i] then
|
|
advtrains.safe_decouple_wagon(tpid, pname)
|
|
elseif fields["wgprp"..i] then
|
|
for _,wagon in pairs(minetest.luaentities) do
|
|
if wagon.is_wagon and wagon.initialized and wagon.id==tpid and data.owner==pname then
|
|
wagon:show_wagon_properties(pname)
|
|
return
|
|
end
|
|
end
|
|
end
|
|
end
|
|
--check cpl_eid_front and _back of train
|
|
local couple_front = checkcouple(train.cpl_front)
|
|
local couple_back = checkcouple(train.cpl_back)
|
|
|
|
if fields.cpl_f and couple_front then
|
|
couple_front:on_rightclick(pname)
|
|
end
|
|
if fields.cpl_b and couple_back then
|
|
couple_back:on_rightclick(pname)
|
|
end
|
|
|
|
-- Interlocking functionality: If the interlocking module is loaded, you can set the signal aspect
|
|
-- from inside the train
|
|
if advtrains.interlocking then
|
|
if fields.ilrs and train.lzb and #train.lzb.checkpoints > 0 then
|
|
local i=1
|
|
while train.lzb.checkpoints[i] do
|
|
local oci = train.lzb.checkpoints[i]
|
|
if oci.udata and oci.udata.signal_pos then
|
|
local sigd = advtrains.interlocking.db.get_sigd_for_signal(oci.udata.signal_pos)
|
|
if sigd then
|
|
advtrains.interlocking.show_signalling_form(sigd, pname)
|
|
return
|
|
end
|
|
end
|
|
i=i+1
|
|
end
|
|
end
|
|
if fields.ilarsenable then
|
|
advtrains.interlocking.ars_set_disable(train, false)
|
|
end
|
|
end
|
|
|
|
|
|
if not fields.quit then
|
|
self:show_bordcom(pname)
|
|
end
|
|
end
|
|
|
|
minetest.register_on_player_receive_fields(function(player, formname, fields)
|
|
local uid=string.match(formname, "^advtrains_geton_(.+)$")
|
|
if uid then
|
|
for _,wagon in pairs(minetest.luaentities) do
|
|
if wagon.is_wagon and wagon.initialized and wagon.id==uid then
|
|
local data = advtrains.wagons[wagon.id]
|
|
if fields.inv then
|
|
if wagon.has_inventory and wagon.get_inventory_formspec then
|
|
minetest.show_formspec(player:get_player_name(), "advtrains_inv_"..uid, wagon:get_inventory_formspec(player:get_player_name(), make_inv_name(uid)))
|
|
end
|
|
elseif fields.seat then
|
|
local val=minetest.explode_textlist_event(fields.seat)
|
|
if val and val.type~="INV" and not data.seatp[player:get_player_name()] then
|
|
--get on
|
|
wagon:get_on(player, val.index)
|
|
--will work with the new close_formspec functionality. close exactly this formspec.
|
|
minetest.show_formspec(player:get_player_name(), formname, "")
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
uid=string.match(formname, "^advtrains_seating_(.+)$")
|
|
if uid then
|
|
for _,wagon in pairs(minetest.luaentities) do
|
|
if wagon.is_wagon and wagon.initialized and wagon.id==uid then
|
|
local pname=player:get_player_name()
|
|
local no=wagon:get_seatno(pname)
|
|
if no then
|
|
if wagon.seat_groups then
|
|
wagon:seating_from_key_helper(pname, fields, no)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
uid=string.match(formname, "^advtrains_prop_(.+)$")
|
|
if uid then
|
|
local pname=player:get_player_name()
|
|
local data = advtrains.wagons[uid]
|
|
if pname~=data.owner and not minetest.check_player_privs(pname, {train_admin = true}) then
|
|
return true
|
|
end
|
|
if fields.save or not fields.quit then
|
|
if fields.whitelist then
|
|
data.whitelist = fields.whitelist
|
|
end
|
|
if fields.roadnumber then
|
|
data.roadnumber = fields.roadnumber
|
|
end
|
|
if fields.fc then
|
|
wagon.set_fc(data, fields.fc)
|
|
end
|
|
if fields.fcp then
|
|
wagon.prev_fc(data)
|
|
wagon.show_wagon_properties({id=uid}, pname)
|
|
end
|
|
if fields.fcn then
|
|
advtrains.step_fc(data)
|
|
wagon.show_wagon_properties({id=uid}, pname)
|
|
end
|
|
end
|
|
end
|
|
uid=string.match(formname, "^advtrains_bordcom_(.+)$")
|
|
if uid then
|
|
for _,wagon in pairs(minetest.luaentities) do
|
|
if wagon.is_wagon and wagon.initialized and wagon.id==uid then
|
|
wagon:handle_bordcom_fields(player:get_player_name(), formname, fields)
|
|
end
|
|
end
|
|
end
|
|
uid=string.match(formname, "^advtrains_inv_(.+)$")
|
|
if uid then
|
|
local pname=player:get_player_name()
|
|
local data = advtrains.wagons[uid]
|
|
if fields.prop and data.owner==pname then
|
|
for _,wagon in pairs(minetest.luaentities) do
|
|
if wagon.is_wagon and wagon.initialized and wagon.id==uid and data.owner==pname then
|
|
wagon:show_wagon_properties(pname)
|
|
--wagon:handle_bordcom_fields(player:get_player_name(), formname, fields)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end)
|
|
function wagon:seating_from_key_helper(pname, fields, no)
|
|
local data = advtrains.wagons[self.id]
|
|
local sgr=self.seats[no].group
|
|
for _,access in ipairs(self.seat_groups[sgr].access_to) do
|
|
if fields["sgr_"..access] and self:check_seat_group_access(pname, access) then
|
|
for seatid, seatdef in ipairs(self.seats) do
|
|
if seatdef.group==access and not data.seatp[seatid] then
|
|
self:get_on(minetest.get_player_by_name(pname), seatid)
|
|
return
|
|
end
|
|
end
|
|
end
|
|
end
|
|
if fields.inv and self.has_inventory and self.get_inventory_formspec then
|
|
minetest.close_formspec(pname, "advtrains_seating_"..self.id)
|
|
minetest.show_formspec(pname, "advtrains_inv_"..self.id, self:get_inventory_formspec(pname, make_inv_name(self.id)))
|
|
end
|
|
if fields.prop and data.owner==pname then
|
|
minetest.close_formspec(pname, "advtrains_seating_"..self.id)
|
|
self:show_wagon_properties(pname)
|
|
end
|
|
if fields.bordcom and self.seat_groups[sgr].driving_ctrl_access and advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist) then
|
|
minetest.close_formspec(pname, "advtrains_seating_"..self.id)
|
|
self:show_bordcom(pname)
|
|
end
|
|
if fields.dcwarn then
|
|
minetest.chat_send_player(pname, attrans("Doors are closed! Use Sneak+rightclick to ignore the closed doors and get off!"))
|
|
end
|
|
if fields.off then
|
|
self:get_off(no)
|
|
end
|
|
end
|
|
function wagon:check_seat_group_access(pname, sgr)
|
|
local data = advtrains.wagons[self.id]
|
|
if self.seat_groups[sgr].driving_ctrl_access and not (advtrains.check_driving_couple_protection(pname, data.owner, data.whitelist)) then
|
|
return false, "Not allowed to access a driver stand!"
|
|
end
|
|
if self.seat_groups[sgr].driving_ctrl_access then
|
|
advtrains.log("Drive", pname, self.object:getpos(), self:train().text_outside)
|
|
end
|
|
return true
|
|
end
|
|
function wagon:reattach_all()
|
|
local data = advtrains.wagons[self.id]
|
|
if not data.seatp then data.seatp={} end
|
|
for seatno, pname in pairs(data.seatp) do
|
|
local p=minetest.get_player_by_name(pname)
|
|
if p then
|
|
self:get_on(p ,seatno)
|
|
end
|
|
end
|
|
end
|
|
|
|
local function check_twagon_owner(train, b_first, pname)
|
|
local wtp = b_first and 1 or #train.trainparts
|
|
local wid = train.trainparts[wtp]
|
|
local wdata = advtrains.wagons[wid]
|
|
if wdata then
|
|
return advtrains.check_driving_couple_protection(pname, wdata.owner, wdata.whitelist)
|
|
end
|
|
return false
|
|
end
|
|
|
|
function advtrains.safe_couple_trains(id1, id2, t1f, t2f, pname, try_run,v1,v2)
|
|
|
|
if pname and not minetest.check_player_privs(pname, "train_operator") then
|
|
minetest.chat_send_player(pname, "Missing train_operator privilege")
|
|
return false
|
|
end
|
|
|
|
local train1=advtrains.trains[id1]
|
|
local train2=advtrains.trains[id2]
|
|
|
|
if not advtrains.train_ensure_init(id1, train1)
|
|
or not advtrains.train_ensure_init(id2, train2) then
|
|
return false
|
|
end
|
|
local wck_t1, wck_t2
|
|
if pname then
|
|
wck_t1 = check_twagon_owner(train1, t1f, pname)
|
|
wck_t2 = check_twagon_owner(train2, t2f, pname)
|
|
end
|
|
if (wck_t1 or wck_t2) or not pname then
|
|
if not v1 then
|
|
v1 = 0
|
|
end
|
|
if not v2 then
|
|
v2 = 0
|
|
end
|
|
if try_run then
|
|
return true
|
|
end
|
|
if t1f then
|
|
if t2f then
|
|
v1 = -v1
|
|
advtrains.invert_train(id1)
|
|
advtrains.do_connect_trains(id1, id2, v1+v2)
|
|
else
|
|
advtrains.do_connect_trains(id2, id1, v1+v2)
|
|
end
|
|
else
|
|
if t2f then
|
|
advtrains.do_connect_trains(id1, id2, v1+v2)
|
|
else
|
|
v2 = -v2
|
|
advtrains.invert_train(id2)
|
|
advtrains.do_connect_trains(id1, id2, v1+v2)
|
|
end
|
|
end
|
|
return true
|
|
else
|
|
minetest.chat_send_player(pname, "You must be authorized for at least one wagon.")
|
|
return false
|
|
end
|
|
end
|
|
|
|
|
|
function advtrains.safe_decouple_wagon(w_id, pname, try_run)
|
|
if not minetest.check_player_privs(pname, "train_operator") then
|
|
minetest.chat_send_player(pname, "Missing train_operator privilege")
|
|
return false
|
|
end
|
|
local data = advtrains.wagons[w_id]
|
|
|
|
local dpt = data.pos_in_trainparts
|
|
if not dpt or dpt <= 1 then
|
|
return false
|
|
end
|
|
local train = advtrains.trains[data.train_id]
|
|
local owid = train.trainparts[dpt-1]
|
|
local owdata = advtrains.wagons[owid]
|
|
|
|
if not owdata then
|
|
return
|
|
end
|
|
|
|
if not checklock(pname, data.owner, owdata.owner, data.whitelist, owdata.whitelist) then
|
|
minetest.chat_send_player(pname, "Not allowed to do this.")
|
|
return false
|
|
end
|
|
|
|
if try_run then
|
|
return true
|
|
end
|
|
|
|
advtrains.log("Discouple", pname, train.last_pos, train.text_outside)
|
|
advtrains.split_train_at_wagon(w_id)
|
|
return true
|
|
end
|
|
|
|
|
|
|
|
function advtrains.get_wagon_prototype(data)
|
|
local wt = data.type
|
|
if not wt then
|
|
-- LEGACY: Field was called "entity_name" in previous versions
|
|
wt = data.entity_name
|
|
data.type = data.entity_name
|
|
data.entity_name = nil
|
|
end
|
|
if not wt or not advtrains.wagon_prototypes[wt] then
|
|
atwarn("Unable to load wagon type",wt,", using placeholder")
|
|
wt="advtrains:wagon_placeholder"
|
|
end
|
|
return wt, advtrains.wagon_prototypes[wt]
|
|
end
|
|
|
|
function advtrains.standard_inventory_formspec(self, pname, invname)
|
|
--[[minetest.chat_send_player(pname, string.format("self=%s, pname=%s, invname=%s", self, pname, invname))
|
|
for k,v in pairs(self) do
|
|
minetest.chat_send_player(pname, string.format("%s=%s", k,v))
|
|
end
|
|
minetest.chat_send_player(pname, string.format("***%s***", self.object:get_pos()))--]]
|
|
local data = advtrains.wagons[self.id]
|
|
local r = "size[8,11]"..
|
|
"list["..invname..";box;0,0;8,3;]"
|
|
if data.owner==pname then
|
|
r = r .. "button_exit[0,9;4,1;prop;"..attrans("Wagon properties").."]"
|
|
end
|
|
r = r .. "list[current_player;main;0,5;8,4;]"..
|
|
"listring[]"
|
|
return r
|
|
end
|
|
|
|
function advtrains.register_wagon(sysname_p, prototype, desc, inv_img, nincreative)
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local sysname = sysname_p
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if not string.match(sysname, ":") then
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sysname = "advtrains:"..sysname_p
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end
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setmetatable(prototype, {__index=wagon})
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minetest.register_entity(":"..sysname,prototype)
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advtrains.wagon_prototypes[sysname] = prototype
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minetest.register_craftitem(":"..sysname, {
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description = desc,
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inventory_image = inv_img,
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wield_image = inv_img,
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stack_max = 1,
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groups = { not_in_creative_inventory = nincreative and 1 or 0},
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on_place = function(itemstack, placer, pointed_thing)
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if not pointed_thing.type == "node" then
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return
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end
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local pname = placer:get_player_name()
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local node=minetest.get_node_or_nil(pointed_thing.under)
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if not node then atprint("[advtrains]Ignore at placer position") return itemstack end
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local nodename=node.name
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if(not advtrains.is_track_and_drives_on(nodename, prototype.drives_on)) then
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atprint("no track here, not placing.")
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return itemstack
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end
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if not minetest.check_player_privs(placer, {train_operator = true }) then
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minetest.chat_send_player(pname, "You don't have the train_operator privilege.")
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return itemstack
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end
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if not minetest.check_player_privs(placer, {train_admin = true }) and minetest.is_protected(pointed_thing.under, placer:get_player_name()) then
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return itemstack
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end
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local tconns=advtrains.get_track_connections(node.name, node.param2)
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local yaw = placer:get_look_horizontal()
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local plconnid = advtrains.yawToClosestConn(yaw, tconns)
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local prevpos = advtrains.get_adjacent_rail(pointed_thing.under, tconns, plconnid, prototype.drives_on)
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if not prevpos then
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minetest.chat_send_player(pname, "The track you are trying to place the wagon on is not long enough!")
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return
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end
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local wid = advtrains.create_wagon(sysname, pname)
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local id=advtrains.create_new_train_at(pointed_thing.under, plconnid, 0, {wid})
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if not advtrains.is_creative(pname) then
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itemstack:take_item()
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end
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return itemstack
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end,
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})
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end
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-- Placeholder wagon. Will be spawned whenever a mod is missing
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advtrains.register_wagon("advtrains:wagon_placeholder", {
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visual="sprite",
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textures = {"advtrains_wagon_placeholder.png"},
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collisionbox = {-0.3,-0.3,-0.3, 0.3,0.3,0.3},
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visual_size = {x=0.7, y=0.7},
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initial_sprite_basepos = {x=0, y=0},
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drives_on = advtrains.all_tracktypes,
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max_speed = 5,
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seats = {
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},
|
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seat_groups = {
|
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},
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assign_to_seat_group = {},
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wagon_span=1,
|
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drops={},
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}, "Wagon placeholder", "advtrains_wagon_placeholder.png", true)
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