Pipeworks support!!

elepower_farming/nodes/harvester.lua

@@ -30,6 +30,9 @@ local fdir_areas = {
 local function harvest(pos, harvested, fdir)
 	local front  = ele.helpers.face_front(pos, fdir)
 	local ranges = fdir_areas[fdir + 1]
+
+	if not ranges then return nil end
+
 	local range_st  = vector.add(front, ranges[1])
 	local range_end = vector.add(front, ranges[2])
 
@@ -122,6 +125,7 @@ ele.register_machine("elepower_farming:harvester", {
 		ele_machine = 1,
 		ele_user = 1,
 		cracky = 1,
+		tubedevice = 1,
 	},
 	on_construct = function (pos)
 		local meta = minetest.get_meta(pos)

elepower_farming/nodes/init.lua

@@ -2,3 +2,4 @@
 dofile(elefarm.modpath.."/nodes/planter.lua")
 dofile(elefarm.modpath.."/nodes/harvester.lua")
 dofile(elefarm.modpath.."/nodes/fluids.lua")
+dofile(elefarm.modpath.."/nodes/tree_extractor.lua")

elepower_farming/nodes/planter.lua

@@ -242,6 +242,8 @@ ele.register_base_device("elepower_farming:planter", {
 		ele_machine = 1,
 		ele_user = 1,
 		cracky = 1,
+		tubedevice = 1,
+		tubedevice_receiver = 1,
 	},
 	on_construct = function (pos)
 		local meta = minetest.get_meta(pos)

elepower_farming/nodes/tree_extractor.lua

@@ -0,0 +1,57 @@
+
+local CAPACITY = 8000
+
+minetest.register_node("elepower_farming:tree_extractor", {
+	description = "Tree Sap Extractor",
+	groups = {fluid_container = 1, oddly_breakable_by_hand = 1, cracky = 1},
+	tiles = {
+		"elefarming_machine_base.png", "elefarming_machine_base.png", "elefarming_machine_side.png",
+		"elefarming_machine_side.png", "elefarming_machine_side.png^elepower_power_port.png", 
+		"elefarming_machine_tree_extractor.png",
+	},
+	fluid_buffers = {
+		tree_sap = {
+			capacity = CAPACITY
+		}
+	},
+	on_construct = function ( pos )
+		local meta = minetest.get_meta(pos)
+		meta:set_string("tree_sap_fluid", "elepower_farming:tree_sap_source")
+	end
+})
+
+minetest.register_abm({
+	nodenames = {"elepower_farming:tree_extractor"},
+	label = "elefluidSapAccumulator",
+	interval   = 8,
+	chance     = 1/6,
+	action = function(pos, node, active_object_count, active_object_count_wider)
+		local meta    = minetest.get_meta(pos)
+		local tree_sap_c = meta:get_int("tree_sap_fluid_storage")
+		if tree_sap_c == CAPACITY then return end
+
+		local fpos  = ele.helpers.face_front(pos, node.param2)
+		local fluid = 0
+		local fnode = minetest.get_node_or_nil(fpos)
+		if fnode and ele.helpers.get_item_group(fnode.name, "tree") then
+			fluid = fluid + 100
+		end
+
+		if fluid == 0 then
+			meta:set_string("infotext", "Place me in front of a tree!")
+			return
+		end
+
+		local give = 0
+		if tree_sap_c + fluid > CAPACITY then
+			give = CAPACITY - tree_sap_c
+		else
+			give = fluid
+		end
+
+		tree_sap_c = tree_sap_c + give
+
+		meta:set_int("tree_sap_fluid_storage", tree_sap_c)
+		meta:set_string("infotext", ("Tree Sap: %d/%d %s"):format(tree_sap_c, CAPACITY, elefluid.unit))
+	end
+})

elepower_machines/bases/crafter.lua

@@ -13,6 +13,8 @@ function elepm.register_crafter(nodename, nodedef)
 
 	nodedef.groups["ele_machine"] = 1
 	nodedef.groups["ele_user"]    = 1
+	nodedef.groups["tubedevice"]  = 1
+	nodedef.groups["tubedevice_receiver"] = 1
 
 	nodedef.on_timer = function (pos, elapsed)
 		local refresh = false

elepower_machines/bases/generator.lua

@@ -6,6 +6,8 @@ function elepm.register_fuel_generator(nodename, nodedef)
 
 	nodedef.groups["ele_machine"]  = 1
 	nodedef.groups["ele_provider"] = 1
+	nodedef.groups["tubedevice"]   = 1
+	nodedef.groups["tubedevice_receiver"] = 1
 
 	nodedef.on_timer = function (pos, elapsed)
 		local meta = minetest.get_meta(pos)

elepower_papi/machine.lua

@@ -1,6 +1,8 @@
 
 -- Machine definitions
 
+local pw = minetest.get_modpath("pipeworks") ~= nil
+
 --[[
 	Groups:
 		ele_machine			Any machine that does something with power
@@ -120,6 +122,26 @@ function ele.capacity_text(capacity, storage)
 	return "Charge: " .. storage .. "/" .. capacity .. " " ..ele.unit
 end
 
+local tube = {
+	insert_object = function(pos, node, stack, direction)
+		local meta = minetest.get_meta(pos)
+		local inv = meta:get_inventory()
+		minetest.get_node_timer(pos):start(1.0)
+		return inv:add_item("src", stack)
+	end,
+	can_insert = function(pos, node, stack, direction)
+		local meta = minetest.get_meta(pos)
+		local inv = meta:get_inventory()
+		if meta:get_int("splitstacks") == 1 then
+			stack = stack:peek_item(1)
+		end
+		return inv:room_for_item("src", stack)
+	end,
+	input_inventory = "dst",
+
+	connect_sides = {left = 1, right = 1, back = 1, top = 1, bottom = 1},
+}
+
 -- Register a base device
 function ele.register_base_device(nodename, nodedef)
 	-- Override construct callback
@@ -154,6 +176,11 @@ function ele.register_base_device(nodename, nodedef)
 		nodedef.can_dig = can_dig
 	end
 
+	-- Pipeworks support
+	if pw and nodedef.groups and (nodedef.groups["tubedevice"] or nodedef.groups["tube"]) then
+		nodedef['tube'] = tube
+	end
+
 	-- Finally, register the damn thing already
 	minetest.register_node(nodename, nodedef)
 

elepower_papi/mod.conf

@@ -1,3 +1,3 @@
 name = elepower_papi
 description = Elepower Power Network API
-optional_depends = default
+optional_depends = default,pipeworks