Merge pull request #5 from oversword/account_for_cooking

Account for cooking recipes

stairsplus/init.lua

@@ -45,58 +45,95 @@ function stairsplus:prepare_groups(groups)
 	return result
 end
 
+local function get_tile(node_def, index)
+	if not index then index = 1 end
+	return
+		((node_def.tiles and node_def.tiles[index] and
+			(node_def.tiles[index].name or node_def.tiles[index]))
+		or (node_def.tile_images and node_def.tile_images[index]))
+end
+
+local function recipe_registered_to_register(existing_recipe)
+	local recipe_obj = {
+		output = existing_recipe.output,
+	}
+	if existing_recipe.type == "normal" and existing_recipe.width == 0 then
+		recipe_obj.type = "shapeless"
+		recipe_obj.recipe = existing_recipe.items
+	elseif existing_recipe.type == "cooking" then
+		recipe_obj.type = "cooking"
+		recipe_obj.recipe = existing_recipe.items[1]
+	elseif existing_recipe.type == "normal" then
+		recipe_obj.recipe = {{},{},{}}
+		for x=1,3 do
+			for y=1,existing_recipe.width do
+				local p = ((x-1)*existing_recipe.width)+y
+				recipe_obj.recipe[x][y] = existing_recipe.items[p] or ""
+			end
+		end
+	else
+		minetest.log("error", "Crafting type not accounted for, tell Oversword: "..dump(existing_recipe))
+	end
+	return recipe_obj
+end
+
 function stairsplus:register_all(modname, subname, recipeitem, fields, stairs_subname)
 
 	if not stairs_subname then stairs_subname = subname end
-	-- This could be distributed amongst the various sub-calls, but we almost always use register_all so this works
-	local stairs_items = {
+	-- This could be distributed amongst the various sub-calls, or put in register-single, but we almost always use register_all so this works
+	local possible_stairs_items = {
 		["stairs:stair_" .. stairs_subname]       = modname .. ":stair_" .. subname,
 		["stairs:stair_outer_" .. stairs_subname] = modname .. ":stair_" .. subname .. "_outer",
 		["stairs:stair_inner_" .. stairs_subname] = modname .. ":stair_" .. subname .. "_inner",
 		["stairs:slab_"  .. stairs_subname]       = modname .. ":slab_"  .. subname
 	}
-
-	for stair_item, _ in pairs(stairs_items) do
-		minetest.clear_craft({ output=stair_item })
-	end
-
-	local existing_recipes = minetest.get_all_craft_recipes(recipeitem)
-
-	if existing_recipes then
-		local standard_recipes = {}
-		for i,existing_recipe in pairs(existing_recipes) do
-			if existing_recipe.type == "normal" then
-				local standard = false
-				for _,item in pairs(existing_recipe.items) do
-					if not stairs_items[item] then
-						standard = true
-						break
-					end
-				end
-				if standard then
-					local recipe_obj = {
-						output = existing_recipe.output,
-					}
-					if existing_recipe.width == 0 then
-						recipe_obj.type = "shapeless"
-						recipe_obj.recipe = existing_recipe.items
-					else
-						recipe_obj.recipe = {{},{},{}}
-						for x=1,3 do
-							for y=1,existing_recipe.width do
-								local p = ((x-1)*existing_recipe.width)+y
-								recipe_obj.recipe[x][y] = existing_recipe.items[p] or ""
-							end
-						end
-					end
-					table.insert(standard_recipes, recipe_obj)
-				end
+	local cleanup_stairs = false
+	local stairs_items = {}
+	local original_def = minetest.registered_nodes[recipeitem]
+	local original_tile = original_def and get_tile(original_def)
+	if original_tile then
+		for stair_item,alias in pairs(possible_stairs_items) do
+			local def = minetest.registered_nodes[stair_item]
+			if def and (
+				original_def.mod_origin == def.mod_origin or
+				original_tile == get_tile(def)
+			) then
+				stairs_items[stair_item] = alias
+				cleanup_stairs = true
 			end
 		end
+	end
 
-		minetest.clear_craft({ output=recipeitem })
-		for _,recipe in pairs(standard_recipes) do
-			minetest.register_craft(recipe)
+	if cleanup_stairs then
+		for stair_item, _ in pairs(stairs_items) do
+			minetest.clear_craft({ output=stair_item })
+		end
+
+		local existing_recipes = minetest.get_all_craft_recipes(recipeitem)
+
+		if existing_recipes then
+			local standard_recipes = {}
+			for i,existing_recipe in pairs(existing_recipes) do
+				if existing_recipe.type == "normal" then
+					local standard = false
+					for _,item in pairs(existing_recipe.items) do
+						if not stairs_items[item] then
+							standard = true
+							break
+						end
+					end
+					if standard then
+						table.insert(standard_recipes, recipe_registered_to_register(existing_recipe))
+					end
+				else
+					table.insert(standard_recipes, recipe_registered_to_register(existing_recipe))
+				end
+			end
+
+			minetest.clear_craft({ output=recipeitem })
+			for _,recipe in pairs(standard_recipes) do
+				minetest.register_craft(recipe)
+			end
 		end
 	end
 
@@ -106,8 +143,10 @@ function stairsplus:register_all(modname, subname, recipeitem, fields, stairs_su
 	self:register_panel(modname, subname, recipeitem, fields)
 	self:register_micro(modname, subname, recipeitem, fields)
 
-	for stair_item, alias in pairs(stairs_items) do
-		minetest.register_alias_force(stair_item, alias)
+	if cleanup_stairs then
+		for stair_item, alias in pairs(stairs_items) do
+			minetest.register_alias_force(stair_item, alias)
+		end
 	end
 end