Removes a great amount of machinery copypasta with circuitboards.

code/modules/hydroponics/biogenerator.dm

@@ -7,6 +7,7 @@
 	anchored = TRUE
 	use_power = IDLE_POWER_USE
 	idle_power_usage = 40
+	circuit = /obj/item/weapon/circuitboard/machine/biogenerator
 	var/processing = FALSE
 	var/obj/item/weapon/reagent_containers/glass/beaker = null
 	var/points = 0
@@ -18,17 +19,13 @@
 	var/list/show_categories = list("Food", "Botany Chemicals", "Leather and Cloth")
 	var/list/timesFiveCategories = list("Food", "Botany Chemicals")
 
-/obj/machinery/biogenerator/New()
-	..()
+/obj/machinery/biogenerator/Initialize()
+	. = ..()
 	files = new /datum/research/biogenerator(src)
 	create_reagents(1000)
-	var/obj/item/weapon/circuitboard/machine/B = new /obj/item/weapon/circuitboard/machine/biogenerator(null)
-	B.apply_default_parts(src)
 
 /obj/machinery/biogenerator/Destroy()
-	if(beaker)
-		qdel(beaker)
-		beaker = null
+	QDEL_NULL(beaker)
 	return ..()
 
 /obj/machinery/biogenerator/contents_explosion(severity, target)
@@ -43,16 +40,6 @@
 		update_icon()
 		updateUsrDialog()
 
-/obj/item/weapon/circuitboard/machine/biogenerator
-	name = "Biogenerator (Machine Board)"
-	build_path = /obj/machinery/biogenerator
-	origin_tech = "programming=2;biotech=3;materials=3"
-	req_components = list(
-							/obj/item/weapon/stock_parts/matter_bin = 1,
-							/obj/item/weapon/stock_parts/manipulator = 1,
-							/obj/item/stack/cable_coil = 1,
-							/obj/item/weapon/stock_parts/console_screen = 1)
-
 /obj/machinery/biogenerator/RefreshParts()
 	var/E = 0
 	var/P = 0

code/modules/hydroponics/gene_modder.dm

@@ -5,6 +5,7 @@
 	icon_state = "dnamod"
 	density = TRUE
 	anchored = TRUE
+	circuit = /obj/item/weapon/circuitboard/machine/plantgenes
 
 	var/obj/item/seeds/seed
 	var/obj/item/weapon/disk/plantgene/disk
@@ -22,21 +23,6 @@
 	var/min_wchance = 67
 	var/min_wrate = 10
 
-/obj/machinery/plantgenes/New()
-	..()
-	var/obj/item/weapon/circuitboard/machine/B = new /obj/item/weapon/circuitboard/machine/plantgenes(null)
-	B.apply_default_parts(src)
-
-/obj/item/weapon/circuitboard/machine/plantgenes
-	name = "Plant DNA Manipulator (Machine Board)"
-	build_path = /obj/machinery/plantgenes
-	origin_tech = "programming=3;biotech=3"
-	req_components = list(
-							/obj/item/weapon/stock_parts/manipulator = 1,
-							/obj/item/weapon/stock_parts/micro_laser = 1,
-							/obj/item/weapon/stock_parts/console_screen = 1,
-							/obj/item/weapon/stock_parts/scanning_module = 1)
-
 /obj/machinery/plantgenes/RefreshParts() // Comments represent the max you can set per tier, respectively. seeds.dm [219] clamps these for us but we don't want to mislead the viewer.
 	for(var/obj/item/weapon/stock_parts/manipulator/M in component_parts)
 		if(M.rating > 3)
@@ -421,23 +407,9 @@
 	seed.name = "experimental " + seed.name
 	seed.icon_state = "seed-x"
 
-
-
 // Gene modder for seed vault ship, built with high tech alien parts.
-/obj/machinery/plantgenes/seedvault/New()
-	..()
-	var/obj/item/weapon/circuitboard/machine/B = new /obj/item/weapon/circuitboard/machine/plantgenes/vault(null)
-	B.apply_default_parts(src)
-
-/obj/item/weapon/circuitboard/machine/plantgenes/vault
-	name = "alien board (Plant DNA Manipulator)"
-	icon_state = "abductor_mod"
-	origin_tech = "programming=5;biotech=5"
-	// It wasn't made by actual abductors race, so no abductor tech here.
-	def_components = list(
-		/obj/item/weapon/stock_parts/manipulator = /obj/item/weapon/stock_parts/manipulator/femto,
-		/obj/item/weapon/stock_parts/micro_laser = /obj/item/weapon/stock_parts/micro_laser/quadultra,
-		/obj/item/weapon/stock_parts/scanning_module = /obj/item/weapon/stock_parts/scanning_module/triphasic)
+/obj/machinery/plantgenes/seedvault
+	circuit = /obj/item/weapon/circuitboard/machine/plantgenes/vault
 
 /*
  *  Plant DNA disk

code/modules/hydroponics/hydroponics.dm

@@ -6,6 +6,7 @@
 	anchored = TRUE
 	pixel_y = 8
 	unique_rename = 1
+	circuit = /obj/item/weapon/circuitboard/machine/hydroponics
 	var/waterlevel = 100	//The amount of water in the tray (max 100)
 	var/maxwater = 100		//The maximum amount of water in the tray
 	var/nutrilevel = 10		//The amount of nutrient in the tray (max 10)
@@ -37,20 +38,6 @@
 	icon = 'icons/obj/hydroponics/equipment.dmi'
 	icon_state = "hydrotray3"
 
-/obj/machinery/hydroponics/constructable/New()
-	..()
-	var/obj/item/weapon/circuitboard/machine/B = new /obj/item/weapon/circuitboard/machine/hydroponics(null)
-	B.apply_default_parts(src)
-
-/obj/item/weapon/circuitboard/machine/hydroponics
-	name = "Hydroponics Tray (Machine Board)"
-	build_path = /obj/machinery/hydroponics/constructable
-	origin_tech = "programming=1;biotech=2"
-	req_components = list(
-							/obj/item/weapon/stock_parts/matter_bin = 2,
-							/obj/item/weapon/stock_parts/manipulator = 1,
-							/obj/item/weapon/stock_parts/console_screen = 1)
-
 /obj/machinery/hydroponics/constructable/RefreshParts()
 	var/tmp_capacity = 0
 	for (var/obj/item/weapon/stock_parts/matter_bin/M in component_parts)

code/modules/hydroponics/seed_extractor.dm

@@ -44,23 +44,11 @@
 	icon_state = "sextractor"
 	density = TRUE
 	anchored = TRUE
+	circuit = /obj/item/weapon/circuitboard/machine/seed_extractor
 	var/piles = list()
 	var/max_seeds = 1000
 	var/seed_multiplier = 1
 
-/obj/machinery/seed_extractor/New()
-	..()
-	var/obj/item/weapon/circuitboard/machine/B = new /obj/item/weapon/circuitboard/machine/seed_extractor(null)
-	B.apply_default_parts(src)
-
-/obj/item/weapon/circuitboard/machine/seed_extractor
-	name = "Seed Extractor (Machine Board)"
-	build_path = /obj/machinery/seed_extractor
-	origin_tech = "programming=1"
-	req_components = list(
-							/obj/item/weapon/stock_parts/matter_bin = 1,
-							/obj/item/weapon/stock_parts/manipulator = 1)
-
 /obj/machinery/seed_extractor/RefreshParts()
 	for(var/obj/item/weapon/stock_parts/matter_bin/B in component_parts)
 		max_seeds = 1000 * B.rating