From 8ce1d40e57c93aa089acb2b8c28b0f248b24da4b Mon Sep 17 00:00:00 2001
From: ademant <ademant@ademant.de>
Date: Tue, 15 Jan 2019 08:59:50 +0100
Subject: [PATCH] api with hooks for harvesting

---
 actions_register.lua |  5 +++--
 api.lua              | 16 ++++++++++++++++
 config.lua           |  1 +
 mod.conf             |  2 +-
 4 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/actions_register.lua b/actions_register.lua
index f676f17..364fbf6 100644
--- a/actions_register.lua
+++ b/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
diff --git a/api.lua b/api.lua
index 3d91fca..b435b70 100644
--- a/api.lua
+++ b/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
diff --git a/config.lua b/config.lua
index a2fe07b..5f7bed6 100644
--- a/config.lua
+++ b/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 = {}
diff --git a/mod.conf b/mod.conf
index a71b09d..9627d27 100644
--- a/mod.conf
+++ b/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