api with hooks for harvesting

actions_register.lua

@@ -128,7 +128,8 @@ end
 
 -- function for digging crops
 -- if dug with scythe by change you harvest more
-farming.dig_harvest = function(pos, node, digger)
+--farming.dig_harvest = function(pos, node, digger)
+farming.register_on_harvest(function(pos, node, digger)
 	local starttime=os.clock()
 
 	local def = minetest.registered_nodes[node.name]
@@ -145,7 +146,7 @@ farming.dig_harvest = function(pos, node, digger)
 --	print(dump(def.drop))
 	minetest.node_dig(pos,node,digger)
 	--table.insert(farming.time_digharvest,1000*(os.clock()-starttime))
-end
+end)
 
 -- timer function for infected plants
 -- the step of plant is reduced till zero then the plant dies

api.lua

@@ -1,3 +1,19 @@
 farming.add_soil=function(soil2add)
 	table.insert(farming.change_soil,soil2add)
 end
+
+function farming.register_on_harvest(spec)
+	-- Add function
+	if #farming.registered_on_harvest == 0 then
+		farming.registered_on_harvest=spec
+	else
+		table.insert(farming.registered_on_harvest,1,spec)
+	end
+end
+
+function farming.on_harvest(pos,node,digger)
+	for _, func in ipairs(farming.registered_on_harvest) do
+		itemstack = func(pos,node,digger) or itemstack
+	end
+	return itemstack
+end

config.lua

@@ -28,6 +28,7 @@ farming.health_threshold =  tonumber(minetest.settings:get("farming.health_thres
 farming.factor_regrow =  tonumber(minetest.settings:get("farming.factor_regrow")) or 2
 farming.abm_planting =  tonumber(minetest.settings:get("farming.abm_planting")) or 30
 farming.abm_planting_change =  tonumber(minetest.settings:get("farming.abm_planting_change")) or 750
+farming.registered_on_harvest={}
 
 -- node type, where grain can be randomly found
 farming.change_soil = {}

mod.conf

@@ -2,7 +2,7 @@ name = farming
 title = Farming
 author = ademant
 description = An enhanced farming mod with spreding crops which wilt if not harvested.
-optional_depends = intllib,default,wool,vessels,bucket,thirsty
+optional_depends = intllib,default,wool,vessels,bucket,thirsty,ethereal
 depends = basic_functions
 license = MIT
 version = 1.0.0