Adds Bonfires

code/modules/materials/material_recipes.dm

@@ -140,7 +140,8 @@
 	recipes += new/datum/stack_recipe("coilgun stock", /obj/item/weapon/coilgun_assembly, 5)
 
 /material/wood/log/generate_recipes()
-	return // Feel free to add log-only recipes here later if desired.
+	recipes = list()
+	recipes += new/datum/stack_recipe("bonfire", /obj/structure/bonfire, 5, time = 50, supplied_material = "[name]")
 
 /material/cardboard/generate_recipes()
 	..()

code/modules/materials/material_sheets.dm

@@ -214,6 +214,7 @@
 
 /obj/item/stack/material/log/sif
 	name = "alien log"
+	default_type = "alien log"
 	color = "#0099cc"
 
 /obj/item/stack/material/log/attackby(var/obj/item/W, var/mob/user)

code/modules/materials/materials.dm

@@ -697,13 +697,14 @@ var/list/name_to_material
 	name = "log"
 	icon_base = "log"
 	stack_type = /obj/item/stack/material/log
-	sheet_singular_name = "log"
-	sheet_plural_name = "logs"
+	sheet_singular_name = null
+	sheet_plural_name = "pile"
 
 /material/wood/log/sif
 	name = "alien log"
 	icon_colour = "#0099cc" // Cyan-ish
 	stack_origin_tech = list(TECH_MATERIAL = 2, TECH_BIO = 2)
+	stack_type = /obj/item/stack/material/log/sif
 
 /material/wood/holographic
 	name = "holowood"