Update 1.1.2

api.lua

@@ -276,17 +276,19 @@ function projectile.shoot(wep, user, level)
 
 	--Look through each inventory slot...
 	for i = 1, inv:get_size("main") do
-		--get the stack itself
+		--Get the stack itself
 		local ammo = inv:get_stack("main", i)
+		--Get the name of the entity that will be created by this ammo type.
+		local ammo_entity = projectile.registered_projectiles[def.rw_category][ammo:get_name()]
 
 		--If there is an item stack, and it's registered as an ammo type that this weapon can use...
-		if not ammo:is_empty() and projectile.registered_projectiles[def.rw_category][ammo:get_name()] then
-			local adef = minetest.registered_entities[ammo:get_name()]
+		if not ammo:is_empty() and ammo_entity then
+			local adef = minetest.registered_entities[ammo_entity]
 
 			--Fire an amount of projectiles at once according to the ammo's defined "count".
 			for n = 1, (adef.count or 1) do
 				--Create the projectile entity at the determined position
-				local projectile = minetest.add_entity(pos, projectile.registered_projectiles[def.rw_category][ammo:get_name()])
+				local projectile = minetest.add_entity(pos, ammo_entity)
 				--A shorthand of the luaentity version of the projectile, where data can easily be stored
 				local luapro = projectile:get_luaentity()
 

bugs.txt

@@ -1 +0,0 @@
-projectile isn't unloaded when player leaves

changelog.txt

@@ -23,3 +23,20 @@ v1.1.0:
 
 v1.1.1:
 	Added optional support for my new node_damage mod. With it an tnt, bomb arrows will crack blocks just outside the destruction radius.
+
+v1.1.2:
+	New:
+		+Waterworks support: waterworks pipes can be used as gun barrels in craft recipes
+		+screenshot.png
+
+	Made optional dependencies more optional:
+		+Craftable rocks are available if hardtrees isn't present
+		+Craftable steel pipes if both pipeworks and waterworks aren't present.
+		*Flintlock recipes now use steel strips and flint in place of mesecon wall levers.
+
+	Removed:
+		-Optional dependency on mesecons_walllever
+		-bugs.txt
+
+	Fixes:
+		-Slingshots crashing the game when used

crafts.lua

@@ -17,6 +17,22 @@ License along with this library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 --]]
 
+--Gun components
+if not (pipeworks or waterworks) then
+	minetest.register_craftitem("projectile:steel_pipe", {
+		description = "Steel Pipe",
+		inventory_image = "projectile_steel_pipe.png"
+	})
+end
+
+--Basic slingshot ammo
+if not hardtrees then
+	minetest.register_craftitem("projectile:rock", {
+		description = "Rock",
+		inventory_image = "projectile_rock.png"
+	})
+end
+
 --A basic arrow
 minetest.register_craftitem("projectile:arrow", {
 	description = "Arrow",
@@ -79,23 +95,43 @@ minetest.register_craftitem("projectile:shot_pile_mithril", {
 
 
 
---Two cobblestone blocks can shapelessly be used to craft 18 rocks.
---Two are used since it's very possible that other mods use one rock to make other things.
-minetest.register_craft({
+if hardtrees then
+	--Two cobblestone blocks can shapelessly be used to craft 18 rocks.
+	--Two are used since it's very possible that other mods use one rock to make other things.
+	minetest.register_craft({
 		type = "shapeless",
 		output = "hardtrees:rock 18",
 		recipe = {"default:cobble", "default:cobble"}
-})
+	})
 
---If the player no longer needs rocks, 9 can be crafted back into a cobblestone block.
-minetest.register_craft({
+	--If the player no longer needs rocks, 9 can be crafted back into a cobblestone block.
+	minetest.register_craft({
 		output = "default:cobble",
 		recipe = {
 			{"hardtrees:rock", "hardtrees:rock", "hardtrees:rock"},
 			{"hardtrees:rock", "hardtrees:rock", "hardtrees:rock"},
 			{"hardtrees:rock", "hardtrees:rock", "hardtrees:rock"}
 		}
-})
+	})
+else
+	--Two cobblestone blocks can shapelessly be used to craft 18 rocks.
+	--Two are used since it's very possible that other mods use one rock to make other things.
+	minetest.register_craft({
+		type = "shapeless",
+		output = "projectile:rock 18",
+		recipe = {"default:cobble", "default:cobble"}
+	})
+
+	--If the player no longer needs rocks, 9 can be crafted back into a cobblestone block.
+	minetest.register_craft({
+		output = "default:cobble",
+		recipe = {
+			{"projectile:rock", "projectile:rock", "projectile:rock"},
+			{"projectile:rock", "projectile:rock", "projectile:rock"},
+			{"projectile:rock", "projectile:rock", "projectile:rock"}
+		}
+	})
+end
 
 --Four sticks in a diagonal Y, with a string on top, makes a slingshot.
 minetest.register_craft({
@@ -139,33 +175,89 @@ minetest.register_craft({
 	}
 })
 
---Flintlocks are made from metal and steel, with a pipe segment for the barrel and a lever for the trigger.
-minetest.register_craft({
+if pipeworks then
+	--Flintlocks are made from metal and steel, with a steel pipe for the barrel and a lever for the trigger.
+	minetest.register_craft({
 		output = "projectile:flintlock_pistol",
 		recipe = {
 			{"pipeworks:pipe_1_empty", ""},
-		{"mesecons_walllever:wall_lever_off", "default:steel_ingot"},
-		{"group:stick", ""}
+			{"basic_materials:steel_strip", "default:steel_ingot"},
+			{"group:stick", "default:flint"}
 		}
-})
+	})
 
---Muskets add an extra barrel because they're long.
-minetest.register_craft({
+	--Muskets add an extra pipe because they're long.
+	minetest.register_craft({
 		output = "projectile:musket",
 		recipe = {
 			{"pipeworks:pipe_1_empty", "", ""},
 			{"", "pipeworks:pipe_1_empty", "default:steel_ingot"},
-		{"", "mesecons_walllever:wall_lever_off", "group:stick"}
+			{"basic_materials:steel_strip", "group:stick", "default:flint"}
 		}
-})
+	})
+end
 
---Blunderbusses are thucker, so a second steel ingot is used in place of a pipe segment.
+if waterworks then
+	--Flintlocks are made from metal and steel, with a steel pipe for the barrel and a lever for the trigger.
+	minetest.register_craft({
+		output = "projectile:flintlock_pistol",
+		recipe = {
+			{"waterworks:pipe", ""},
+			{"basic_materials:steel_strip", "default:steel_ingot"},
+			{"group:stick", "default:flint"}
+		}
+	})
+
+	--Muskets add an extra pipe because they're long.
+	minetest.register_craft({
+		output = "projectile:musket",
+		recipe = {
+			{"waterworks:pipe", "", ""},
+			{"", "waterworks:pipe", "default:steel_ingot"},
+			{"basic_materials:steel_strip", "group:stick", "default:flint"}
+		}
+	})
+end
+
+if not (pipeworks or waterworks) then
+	--6 steel ingots in an = shape can make any kind of pipe.
+	minetest.register_craft({
+		output = "projectile:steel_pipe 12",
+		recipe = {
+			{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"},
+			{"", "", ""},
+			{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"}
+		}
+	})
+
+	--Flintlocks are made from metal and steel, with a steel pipe for the barrel and a lever for the trigger.
+	minetest.register_craft({
+		output = "projectile:flintlock_pistol",
+		recipe = {
+			{"projectile:steel_pipe", ""},
+			{"basic_materials:steel_strip", "default:steel_ingot"},
+			{"group:stick", "default:flint"}
+		}
+	})
+
+	--Muskets add an extra pipe because they're long.
+	minetest.register_craft({
+		output = "projectile:musket",
+		recipe = {
+			{"projectile:steel_pipe", "", ""},
+			{"", "projectile:steel_pipe", "default:steel_ingot"},
+			{"basic_materials:steel_strip", "group:stick", "default:flint"}
+		}
+	})
+end
+
+--Blunderbusses are thucker, so a second steel ingot is used in place of a steel pipe.
 minetest.register_craft({
 	output = "projectile:blunderbuss",
 	recipe = {
 		{"default:steel_ingot", ""},
-		{"mesecons_walllever:wall_lever_off", "default:steel_ingot"},
-		{"group:stick", ""}
+		{"basic_materials:steel_strip", "default:steel_ingot"},
+		{"group:stick", "default:flint"}
 	}
 })
 

init.lua

@@ -224,12 +224,20 @@ projectile.register_weapon("projectile:blunderbuss",  {
 
 
 
---The basic slingshot projectile: rocks from hardtrees
-projectile.register_projectile("projectile:rock", "slingshot", "hardtrees:rock", {
+--The basic slingshot projectile: rocks, optionally the ones from hardtrees
+if hardtrees then
+	projectile.register_projectile("projectile:rock", "slingshot", "hardtrees:rock", {
 		image = "rock_lump.png",
 		damage = 5,
 		speed = 15
-})
+	})
+else
+	projectile.register_projectile("projectile:rock", "slingshot", "projectile:rock", {
+		image = "projectile_rock.png",
+		damage = 5,
+		speed = 15
+	})
+end
 
 --A helper function for mese projectiles, to check if a particular node can be powered.
 local is_mesecon = function(pos)

mod.conf

@@ -1,3 +1,3 @@
 name = projectile
 description = Adds a small slingshot that can launch certain small objects as projectiles, such as rocks.
-optional_depends = animalmaterials, creatures, default, farming, fire, hardtrees, mesecons_walllever, mesecons, mobs, moreores, node_damage, parties, pipeworks, tnt
+optional_depends = animalmaterials, creatures, default, farming, fire, hardtrees, mesecons, mobs, moreores, node_damage, parties, pipeworks, tnt, waterworks