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mods/bows/init.lua

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+
+-- Bows Mod by UjEdwin (edited by TenPlus1)
+
+bows = {
+	pvp = core.settings:get_bool("enable_pvp"),
+	registered_arrows = {},
+	registered_bows = {}
+}
+
+-- creative check
+
+local creative_mode_cache = core.settings:get_bool("creative_mode")
+
+function bows.is_creative(name)
+	return creative_mode_cache or core.check_player_privs(name, {creative = true})
+end
+
+-- register arrow
+
+function bows.register_arrow(name, def)
+
+	if name == nil or name == "" then
+		return false
+	end
+
+	def.damage = def.damage or 0
+	def.name = "bows:" .. name
+	def.level = def.level or 1
+	def.on_hit_object = def.on_hit_object
+	def.on_hit_node = def.on_hit_node
+	def.on_hit_sound = def.on_hit_sound or "default_dig_dig_immediate"
+
+	bows.registered_arrows[def.name] = def
+
+	core.register_craftitem(":bows:" .. name, {
+		description = def.description or name,
+		inventory_image = def.texture or "bows_arrow_wooden.png",
+		groups = {arrow = 1},
+		drop_chance = def.drop_chance
+	})
+
+	if def.craft then
+
+		core.register_craft({
+			output = def.name .." " .. (def.craft_count or 4),
+			recipe = def.craft
+		})
+	end
+end
+
+-- register bow
+
+function bows.register_bow(name, def)
+
+	if name == nil or name == "" then
+		return false
+	end
+
+	def.replace = "bows:" .. name .. "_loaded"
+	def.name = "bows:" .. name
+	def.uses = def.uses - 1 or 49
+
+	bows.registered_bows[def.replace] = def
+
+	core.register_tool(":" .. def.name, {
+		description = def.description or name,
+		inventory_image = def.texture or "bows_bow.png",
+		on_use = bows.load,
+		groups = {bow = 1}
+	})
+
+	core.register_tool(":" .. def.replace, {
+		description = def.description or name,
+		inventory_image = def.texture_loaded or "bows_bow_loaded.png",
+		on_use = bows.shoot,
+		groups = {bow = 1, not_in_creative_inventory = 1}
+	})
+
+	if def.craft then
+		core.register_craft({output = def.name,recipe = def.craft})
+	end
+end
+
+-- load bow
+
+function bows.load(itemstack, user, pointed_thing)
+
+	local inv = user:get_inventory()
+	local index = user:get_wield_index() - 1
+	local arrow = inv:get_stack("main", index)
+
+	if core.get_item_group(arrow:get_name(), "arrow") == 0 then
+		return itemstack
+	end
+
+	local item = itemstack:to_table()
+	local meta = core.deserialize(item.metadata)
+
+	meta = {arrow = arrow:get_name()}
+
+	item.metadata = core.serialize(meta)
+	item.name = item.name .. "_loaded"
+
+	itemstack:replace(item)
+
+	if not bows.is_creative(user:get_player_name()) then
+		inv:set_stack("main", index,
+				ItemStack(arrow:get_name() .. " " .. (arrow:get_count() - 1)))
+	end
+
+	return itemstack
+end
+
+-- shoot bow
+
+function bows.shoot(itemstack, user, pointed_thing)
+
+	local item = itemstack:to_table()
+	local meta = core.deserialize(item.metadata)
+
+	if (not (meta and meta.arrow))
+	or (not bows.registered_arrows[meta.arrow]) then
+		return itemstack
+	end
+
+	local name = itemstack:get_name()
+	local replace = bows.registered_bows[name].name
+	local ar = bows.registered_bows[name].uses
+	local wear = bows.registered_bows[name].uses
+	local level = 19 + bows.registered_bows[name].level
+
+	bows.tmp = {}
+	bows.tmp.arrow = meta.arrow
+	bows.tmp.user = user
+	bows.tmp.name = meta.arrow
+
+	item.arrow = ""
+	item.metadata = core.serialize(meta)
+	item.name = replace
+	itemstack:replace(item)
+
+	local prop = user:get_properties()
+	local pos = user:get_pos() ; pos.y = pos.y + (prop.eye_height or 1.23)
+	local dir = user:get_look_dir()
+	local is_attached = user:get_attach()
+
+	-- if player riding a mob then increase arrow height so you dont hit mob
+	if is_attached then
+
+		local prop = is_attached:get_properties()
+		local height = prop and (-prop.collisionbox[2] + prop.collisionbox[5]) or 1
+
+		pos.y = pos.y + height
+	end
+
+	local e = core.add_entity({x = pos.x, y = pos.y, z = pos.z}, "bows:arrow")
+
+	e:set_velocity({x = dir.x * level, y = dir.y * level, z = dir.z * level})
+	e:set_acceleration({x = dir.x * -3, y = -10, z = dir.z * -3})
+	e:set_yaw(user:get_look_horizontal() - math.pi/2)
+
+	if not bows.is_creative(user:get_player_name()) then
+		itemstack:add_wear(65535 / wear)
+	end
+
+	core.sound_play("bows_shoot", {pos = pos, max_hear_distance = 10}, true)
+
+	return itemstack
+end
+
+-- register items
+
+local path = core.get_modpath("bows")
+
+dofile(path .. "/arrow.lua")
+dofile(path .. "/items.lua")
+
+-- add lucky blocks
+
+if core.get_modpath("lucky_block") then
+	dofile(path .. "/lucky_block.lua")
+end
+
+
+print ("[MOD] Bows loaded")