Merge remote-tracking branch 'origin/production'

mods/CORE/tga_encoder/init.lua

@@ -84,7 +84,7 @@ function image:encode()
 end
 
 function image:save(filename)
-	local f = assert(io.open(filename, "w"))
+	local f = assert(io.open(filename, "wb"))
 	f:write(self.data)
 	f:close()
 end

mods/MAPGEN/mcl_mapgen_core/init.lua

@@ -1133,57 +1133,6 @@ if string.len(mg_flags_str) > 0 then
 end
 minetest.set_mapgen_setting("mg_flags", mg_flags_str, true)
 
--- Takes an index of a biomemap table (from minetest.get_mapgen_object),
--- minp and maxp (from an on_generated callback) and returns the real world coordinates
--- as X, Z.
--- Inverse function of xz_to_biomemap
---[[local function biomemap_to_xz(index, minp, maxp)
-	local xwidth = maxp.x - minp.x + 1
-	local zwidth = maxp.z - minp.z + 1
-	local x = ((index-1) % xwidth) + minp.x
-	local z = ((index-1) / zwidth) + minp.z
-	return x, z
-end]]
-
-local dragon_spawn_pos = false
-local dragon_spawned, portal_generated = false, false
-
-local function spawn_ender_dragon()
-	local obj = minetest.add_entity(dragon_spawn_pos, "mobs_mc:enderdragon")
-	if not obj then return false end
-	local dragon_entity = obj:get_luaentity()
-	dragon_entity._initial = true
-	dragon_entity._portal_pos = pos
-	return obj
-end
-
-local function try_to_spawn_ender_dragon()
-	if spawn_ender_dragon() then
-		dragon_spawned = true
-		return
-	end
-	minetest.after(2, try_to_spawn_ender_dragon)
-	minetest.log("warning", "[mcl_mapgen_core] WARNING! Ender dragon doesn't want to spawn at "..minetest.pos_to_string(dragon_spawn_pos))
-end
-
-if portal_generated and not dragon_spawned then
-	minetest.after(10, try_to_spawn_ender_dragon)
-end
-
-function mcl_mapgen_core.generate_end_exit_portal(pos)
-	if dragon_spawn_pos then return false end
-	dragon_spawn_pos = vector.add(pos, vector.new(3, 11, 3))
-	mcl_structures.call_struct(pos, "end_exit_portal", nil, nil, function()
-		minetest.after(2, function()
-			minetest.emerge_area(vector.subtract(dragon_spawn_pos, {x = 64, y = 12, z = 5}), vector.add(dragon_spawn_pos, {x = 3, y = 3, z = 5}), function(blockpos, action, calls_remaining, param)
-				if calls_remaining > 0 then return end
-				minetest.after(2, try_to_spawn_ender_dragon)
-			end)
-		end)
-	end)
-	portal_generated = true
-end
-
 -- Generate basic layer-based nodes: void, bedrock, realm barrier, lava seas, etc.
 -- Also perform some basic node replacements.
 
@@ -1279,7 +1228,7 @@ local void_layers = {
 }
 
 local bedrock_layers = {}
-if not singlelayer then
+if not singlenode then
 	bedrock_layers = {
 		{mcl_mapgen.overworld.bedrock_min    , mcl_mapgen.overworld.bedrock_max    },
 		{mcl_mapgen.nether.bedrock_bottom_min, mcl_mapgen.nether.bedrock_bottom_max},

mods/MAPGEN/mcl_structures/end_exit_portal.lua

@@ -12,6 +12,31 @@ local p0 = {
 
 local schematic = modpath .. "/schematics/mcl_structures_end_exit_portal.mts"
 
+local dragon_spawn_pos = false
+local dragon_spawned, portal_generated = false, false
+
+local function spawn_ender_dragon()
+	local obj = minetest.add_entity(dragon_spawn_pos, "mobs_mc:enderdragon")
+	if not obj then return false end
+	local dragon_entity = obj:get_luaentity()
+	dragon_entity._initial = true
+	dragon_entity._portal_pos = p0
+	return obj
+end
+
+local function try_to_spawn_ender_dragon()
+	if spawn_ender_dragon() then
+		dragon_spawned = true
+		return
+	end
+	minetest.after(2, try_to_spawn_ender_dragon)
+	minetest.log("warning", "Ender dragon doesn't want to spawn at "..minetest.pos_to_string(dragon_spawn_pos))
+end
+
+if portal_generated and not dragon_spawned then
+	minetest.after(10, try_to_spawn_ender_dragon)
+end
+
 local function place(pos, rotation, pr)
 	mcl_structures.place_schematic({pos = pos, schematic = schematic, rotation = rotation, pr = pr})
 end
@@ -28,6 +53,10 @@ mcl_mapgen.register_mapgen(function(minp, maxp, seed, vm_context)
 	if minp.z > END_EXIT_PORTAL_POS_Z then return end
 	if maxp.z < END_EXIT_PORTAL_POS_Z then return end
 
+	dragon_spawn_pos = vector.add(p0, vector.new(3, 11, 3))
+	portal_generated = true
+	try_to_spawn_ender_dragon()
+
 	local p = table.copy(p0)
 
 	for y = y2, y1, -1 do

mods/MAPGEN/mcl_structures/init.lua

@@ -337,9 +337,7 @@ function mcl_structures.call_struct(pos, struct_style, rotation, pr, callback)
 	if not rotation then
 		rotation = "random"
 	end
-	if struct_style == "witch_hut" then
-		return mcl_structures.generate_witch_hut(pos, rotation)
-	elseif struct_style == "boulder" then
+	if struct_style == "boulder" then
 		return mcl_structures.generate_boulder(pos, rotation, pr)
 	elseif struct_style == "end_exit_portal" then
 		return mcl_structures.generate_end_exit_portal(pos, rotation, pr, callback)
@@ -385,27 +383,6 @@ function mcl_structures.generate_boulder(pos, rotation, pr)
 	return minetest.place_schematic(newpos, path, rotation) -- don't serialize schematics for registered biome decorations, for MT 5.4.0, https://github.com/minetest/minetest/issues/10995
 end
 
-local function hut_placement_callback(p1, p2, size, orientation, pr)
-	if not p1 or not p2 then return end
-	local legs = minetest.find_nodes_in_area(p1, p2, "mcl_core:tree")
-	for i = 1, #legs do
-		while minetest.get_item_group(mcl_mapgen.get_far_node({x=legs[i].x, y=legs[i].y-1, z=legs[i].z}, true, 333333).name, "water") ~= 0 do
-			legs[i].y = legs[i].y - 1
-			minetest.swap_node(legs[i], {name = "mcl_core:tree", param2 = 2})
-		end
-	end
-end
-
-function mcl_structures.generate_witch_hut(pos, rotation, pr)
-	local path = modpath.."/schematics/mcl_structures_witch_hut.mts"
-	mcl_structures.place_schematic(pos, path, rotation, nil, true, nil, hut_placement_callback, pr)
-end
-
-function mcl_structures.generate_ice_spike_large(pos, rotation)
-	local path = modpath.."/schematics/mcl_structures_ice_spike_large.mts"
-	return minetest.place_schematic(pos, path, rotation or "random", nil, false) -- don't serialize schematics for registered biome decorations, for MT 5.4.0
-end
-
 function mcl_structures.generate_end_exit_portal(pos, rot, pr, callback)
 	local path = modpath.."/schematics/mcl_structures_end_exit_portal.mts"
 	return mcl_structures.place_schematic(pos, path, rot or "0", {["mcl_portals:portal_end"] = "air"}, true, nil, callback)

mods/PLAYER/mcl_anticheat/init.lua

@@ -1,5 +1,6 @@
-local flights_kick_threshold = 10
-local suffocations_kick_threshold = 1
+local enable_anticheat = true
+local kick_cheaters = false
+local kick_threshold = 10
 
 local after                     = minetest.after
 local get_connected_players     = minetest.get_connected_players
@@ -8,24 +9,34 @@ local get_objects_inside_radius = minetest.get_objects_inside_radius
 local get_player_by_name        = minetest.get_player_by_name
 local kick_player               = minetest.kick_player
 local set_node                  = minetest.set_node
+local find_nodes_in_area        = minetest.find_nodes_in_area
 
 local ceil  = math.ceil
 local floor = math.floor
 
 local distance = vector.distance
 
-local window_size = 10
-local detection_interval = 1.7
+local window_size = 8
+local detection_interval = 1.6
 local step_seconds = detection_interval / window_size
 local joined_players = {}
 
+local function update_settings()
+	enable_anticheat = minetest.settings:get_bool("enable_anticheat", true)
+	kick_cheaters = minetest.settings:get_bool("kick_cheaters", false)
+	kick_threshold = tonumber(minetest.settings:get("kick_threshold") or 10)
+	minetest.after(10, update_settings)
+end
+update_settings()
+
 local function update_player(player_object)
 	if not player_object then return end
 	local name = player_object:get_player_name()
 	if not name then return end
 
 	local pos = player_object:get_pos()
-	local x, y, z = floor(pos.x), floor(pos.y-0.1), floor(pos.z)
+	local x, z = floor(pos.x), floor(pos.z)
+	local feet_y, head_y = floor(pos.y-0.1), floor(pos.y + 1.49)
 
 	if mcl_playerplus.elytra then
 		local elytra = mcl_playerplus.elytra[player_object]
@@ -34,19 +45,24 @@ local function update_player(player_object)
 		end
 	end
 
-	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 + 1, z = z    }).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 + 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 + 1}).name == "air"
+	local air = #find_nodes_in_area({x = x, y = feet_y, z = z}, {x = x + 1, y = feet_y + 1, z = z + 1}, "air") == 8
+	if air then
+		local objects = get_objects_inside_radius({x = pos.x, y = pos.y - 0.6, z = pos.z}, 1.3)
+		for _, obj in pairs(objects) do
+			if not obj:is_player() and obj:get_luaentity() and obj:get_luaentity()._cmi_is_mob then
+				air = false
+				break
+			end
+		end
+	end
+
+	local noclip = #find_nodes_in_area({x = x, y = head_y, z = z}, {x = x + 1, y = head_y + 1, z = z + 1}, "group:opaque") == 8
 
 	local player_data = {
 		pos = pos,
 		velocity = player_object:get_velocity(),
-		air = air
+		air = air,
+		noclip = noclip,
 	}
 
 	if joined_players[name] then
@@ -68,6 +84,7 @@ local function check_player(name)
 	if not data[0] then return end
 
 	local always_air = true
+	local always_noclip = true
 	local falling = data[0].velocity.y < 0
 	for i = 0, window_size - 1 do
 		local derivative = data[i]
@@ -76,6 +93,7 @@ local function check_player(name)
 			return
 		end
 		always_air = always_air and derivative.air
+		always_noclip = always_noclip and derivative.noclip
 		falling = falling or derivative.velocity.y < 0
 	end
 	if always_air and not falling then
@@ -84,26 +102,39 @@ local function check_player(name)
 			data.flights = 1
 		else
 			data.flights = data.flights + 1
-			if data.flights >= flights_kick_threshold then
-				kick_player(name, "flights")
-			end
+		end
+		if kick_cheaters and kick_threshold and kick_threshold > 0 and data.flights >= kick_threshold then
+			kick_player(name, "flights")
+			return
 		end
 		local obj_player = minetest.get_player_by_name(name)
 		if not obj_player then
-			kick_player(name, "flights")
+			return
 		end
 		local velocity = obj_player:get_velocity()
 		local pos = obj_player:get_pos()
 		local x, y, z = floor(pos.x), floor(pos.y), floor(pos.z)
-		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 + 1, y = y, z = z    }).name == "air"
-			and get_node({x = x + 1, y = y, z = z + 1}).name == "air"
-		) do
+		while #find_nodes_in_area({x = x, y = y, z = z}, {x = x + 1, y = y, z = z + 1}, "air") == 4 do
 			y = y - 1
 		end
-		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_velocity({x = 0, y = 0, z = 0})
+		obj_player:set_acceleration({x = 0, y = 0, z = 0})
+	end
+	if always_noclip then
+		-- noclip detected
+		local obj_player = minetest.get_player_by_name(name)
+		if not obj_player then
+			return
+		end
+		local pos = obj_player:get_pos()
+		local x, y, z = floor(pos.x), floor(pos.y+1.49), floor(pos.z)
+		while #find_nodes_in_area({x = x, y = y, z = z}, {x = x + 1, y = y + 1, z = z + 1}, "group:opaque") >= 7 do
+			y = y + 1
+		end
+		obj_player:set_pos({x = x, y = y + 0.5, z = z})
+		obj_player:set_velocity({x = 0, y = 0, z = 0})
+		obj_player:set_acceleration({x = 0, y = 0, z = 0})
 	end
 end
 
@@ -117,9 +148,11 @@ local function remove_player(player_object)
 end
 
 local function step()
-	for _, player in pairs(get_connected_players()) do
-		update_player(player)
-		check_player(player:get_player_name())
+	if enable_anticheat then
+		for _, player in pairs(get_connected_players()) do
+			update_player(player)
+			check_player(player:get_player_name())
+		end
 	end
 	after(step_seconds, step)
 end
@@ -161,7 +194,7 @@ minetest.register_on_placenode(function(pos, newnode, placer, oldnode, itemstack
 			data.suffocations = data.suffocations + 1
 		end
 	end
-	if data.suffocations >= suffocations_kick_threshold then
+	if data.suffocations >= kick_threshold then
 		kick_player(name, "choker")
 	end
 end)

settingtypes.txt

@@ -157,6 +157,14 @@ fix_doubleplants (Mcimport double plant fixes) bool true
 # Allow players to create Minecraft-like maps.
 enable_real_maps (Enable Real Maps) bool true
 
+[Anticheat]
+# Enable anticheats
+enable_anticheat (Enable Anticheat) bool true
+# Kick cheaters
+kick_cheaters (Kick Cheaters) bool false
+# Cheat kicking threshold
+kick_threshold (Cheat Kicking Threshold) int 10
+
 [Debugging]
 # If enabled, this will show the itemstring of an item in the description.
 mcl_item_id_debug (Item ID Debug) bool false