doc/mkdocs/lua_highlight.patch


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@@ -77,7 +77,7 @@
                  css_class="codehilite", lang=None, style='default',
                  noclasses=False, tab_length=4, hl_lines=None, use_pygments=True):
         self.src = src
-        self.lang = lang
+        self.lang = "lua"
         self.linenums = linenums
         self.guess_lang = guess_lang
         self.css_class = css_class
@@ -119,7 +119,8 @@
                                               cssclass=self.css_class,
                                               style=self.style,
                                               noclasses=self.noclasses,
-                                              hl_lines=self.hl_lines)
+                                              hl_lines=self.hl_lines,
+                                              wrapcode=True)
             return highlight(self.src, lexer, formatter)
         else:
             # just escape and build markup usable by JS highlighting libs
-- Minetest: builtin/item.lua

--
-- Falling stuff
--

core.register_entity(":__builtin:falling_node", {
	initial_properties = {
		physical = true,
		collide_with_objects = false,
		collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
		visual = "wielditem",
		textures = {},
		visual_size = {x=0.667, y=0.667},
	},

	node = {},

	set_node = function(self, node)
		self.node = node
		local stack = ItemStack(node.name)
		local itemtable = stack:to_table()
		local itemname = nil
		if itemtable then
			itemname = stack:to_table().name
		end
		local item_texture = nil
		local item_type = ""
		if core.registered_items[itemname] then
			item_texture = core.registered_items[itemname].inventory_image
			item_type = core.registered_items[itemname].type
		end
		prop = {
			is_visible = true,
			textures = {node.name},
		}
		self.object:set_properties(prop)
	end,

	get_staticdata = function(self)
		return self.node.name
	end,

	on_activate = function(self, staticdata)
		self.object:set_armor_groups({immortal=1})
		--self.object:setacceleration({x=0, y=-10, z=0})
		self:set_node({name=staticdata})
	end,

	on_step = function(self, dtime)
		-- Set gravity
		self.object:setacceleration({x=0, y=-10, z=0})
		-- Turn to actual sand when collides to ground or just move
		local pos = self.object:getpos()
		local bcp = {x=pos.x, y=pos.y-0.7, z=pos.z} -- Position of bottom center point
		local bcn = core.get_node(bcp)
		local bcd = core.registered_nodes[bcn.name]
		-- Note: walkable is in the node definition, not in item groups
		if not bcd or
				(bcd.walkable or
				(core.get_item_group(self.node.name, "float") ~= 0 and
				bcd.liquidtype ~= "none")) then
			if bcd and bcd.leveled and
					bcn.name == self.node.name then
				local addlevel = self.node.level
				if addlevel == nil or addlevel <= 0 then
					addlevel = bcd.leveled
				end
				if core.add_node_level(bcp, addlevel) == 0 then
					self.object:remove()
					return
				end
			elseif bcd and bcd.buildable_to and
					(core.get_item_group(self.node.name, "float") == 0 or
					bcd.liquidtype == "none") then
				core.remove_node(bcp)
				return
			end
			local np = {x=bcp.x, y=bcp.y+1, z=bcp.z}
			-- Check what's here
			local n2 = core.get_node(np)
			-- remove node and replace it with it's drops
			local drops = core.get_node_drops(n2.name, "")
			core.remove_node(np)
			local _, dropped_item
			for _, dropped_item in ipairs(drops) do
				core.add_item(np, dropped_item)
			end
			-- Run script hook
			local _, callback
			for _, callback in ipairs(core.registered_on_dignodes) do
				callback(np, n2, nil)
			end
			-- Create node and remove entity
			core.add_node(np, self.node)
			self.object:remove()
			nodeupdate(np)
		else
			-- Do nothing
		end
	end
})

function spawn_falling_node(p, node)
	obj = core.add_entity(p, "__builtin:falling_node")
	obj:get_luaentity():set_node(node)
end

function drop_attached_node(p)
	local nn = core.get_node(p).name
	core.remove_node(p)
	for _,item in ipairs(core.get_node_drops(nn, "")) do
		local pos = {
			x = p.x + math.random()/2 - 0.25,
			y = p.y + math.random()/2 - 0.25,
			z = p.z + math.random()/2 - 0.25,
		}
		core.add_item(pos, item)
	end
end

function check_attached_node(p, n)
	local def = core.registered_nodes[n.name]
	local d = {x=0, y=0, z=0}
	if def.paramtype2 == "wallmounted" then
		if n.param2 == 0 then
			d.y = 1
		elseif n.param2 == 1 then
			d.y = -1
		elseif n.param2 == 2 then
			d.x = 1
		elseif n.param2 == 3 then
			d.x = -1
		elseif n.param2 == 4 then
			d.z = 1
		elseif n.param2 == 5 then
			d.z = -1
		end
	else
		d.y = -1
	end
	local p2 = {x=p.x+d.x, y=p.y+d.y, z=p.z+d.z}
	local nn = core.get_node(p2).name
	local def2 = core.registered_nodes[nn]
	if def2 and not def2.walkable then
		return false
	end
	return true
end

--
-- Some common functions
--

function nodeupdate_single(p, delay)
	n = core.get_node(p)
	if core.get_item_group(n.name, "falling_node") ~= 0 then
		p_bottom = {x=p.x, y=p.y-1, z=p.z}
		n_bottom = core.get_node(p_bottom)
		-- Note: walkable is in the node definition, not in item groups
		if core.registered_nodes[n_bottom.name] and
				(core.get_item_group(n.name, "float") == 0 or
					core.registered_nodes[n_bottom.name].liquidtype == "none") and
				(n.name ~= n_bottom.name or (core.registered_nodes[n_bottom.name].leveled and
					core.get_node_level(p_bottom) < core.get_node_max_level(p_bottom))) and
				(not core.registered_nodes[n_bottom.name].walkable or
					core.registered_nodes[n_bottom.name].buildable_to) then
			if delay then
				core.after(0.1, nodeupdate_single, {x=p.x, y=p.y, z=p.z}, false)
			else
				n.level = core.env:get_node_level(p)
				core.remove_node(p)
				spawn_falling_node(p, n)
				nodeupdate(p)
			end
		end
	end

	if core.get_item_group(n.name, "attached_node") ~= 0 then
		if not check_attached_node(p, n) then
			drop_attached_node(p)
			nodeupdate(p)
		end
	end
end

function nodeupdate(p, delay)
	-- Round p to prevent falling entities to get stuck
	p.x = math.floor(p.x+0.5)
	p.y = math.floor(p.y+0.5)
	p.z = math.floor(p.z+0.5)

	for x = -1,1 do
	for y = -1,1 do
	for z = -1,1 do
		nodeupdate_single({x=p.x+x, y=p.y+y, z=p.z+z}, delay or not (x==0 and y==0 and z==0))
	end
	end
	end
end

--