2018-04-06 14:05:04 +02:00
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fluidity.florbs = {}
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local function get_itemdef_field(nodename, fieldname)
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if not minetest.registered_items[nodename] then
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return nil
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end
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return minetest.registered_items[nodename][fieldname]
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end
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function fluidity.florbs.get_is_florb(stack)
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return minetest.get_item_group(stack:get_name(), "florb") > 0
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end
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function fluidity.florbs.get_is_empty_florb(stack)
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return minetest.get_item_group(stack:get_name(), "florb_blank") > 0
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end
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function fluidity.florbs.get_florb_contents(stack)
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if not fluidity.florbs.get_is_florb(stack) then return nil end
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local fcapacity = get_itemdef_field(stack:get_name(), "_florb_capacity")
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local ffluid = get_itemdef_field(stack:get_name(), "_florb_source")
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local meta = stack:get_meta()
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local contents = meta:get_int("contents")
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if not contents then
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contents = 0
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end
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return contents, ffluid, fcapacity
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end
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local function update_florb(stack)
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local def_desc = get_itemdef_field(stack:get_name(), "description")
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local meta = stack:get_meta()
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local contents, fluid_name, capacity = fluidity.florbs.get_florb_contents(stack)
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meta:set_string("description", def_desc.."\nContains "..contents.."/"..capacity.." mB")
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return stack
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end
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function fluidity.florbs.add_fluid(stack, source_name, amount)
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if not fluidity.florbs.get_is_florb(stack) then return nil end
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local source_node = fluidity.get_fluid_node(source_name)
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local fluid = fluidity.fluid_name(source_node.description)
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local internal = fluidity.fluid_short(fluid)
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local florbname = stack:get_name()
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if minetest.get_item_group(florbname, "florb_blank") > 0 then
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stack = ItemStack(florbname.."_"..internal)
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end
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local meta = stack:get_meta()
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local contents, fluid_name, capacity = fluidity.florbs.get_florb_contents(stack)
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local remainder = 0
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if contents + amount > capacity then
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remainder = (contents + amount) - capacity
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contents = capacity
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else
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contents = contents + amount
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end
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meta:set_int("contents", contents)
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stack = update_florb(stack)
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return stack, remainder
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end
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function fluidity.florbs.take_fluid(stack, amount)
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if not fluidity.florbs.get_is_florb(stack) then return nil end
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local meta = stack:get_meta()
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local contents, fluid_name, capacity = fluidity.florbs.get_florb_contents(stack)
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local blank = get_itemdef_field(stack:get_name(), "_florb_blank")
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local leftover = 0
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if contents - amount < 0 then
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leftover = (contents - amount) * -1
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contents = 0
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else
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contents = contents - amount
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end
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if contents == 0 then
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stack = ItemStack(blank)
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else
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meta:set_int("contents", contents)
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stack = update_florb(stack)
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end
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return stack, leftover
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end
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local function register_florbfluid(data)
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local source_node = fluidity.get_fluid_node(data.source_name)
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local fluid = fluidity.fluid_name(source_node.description)
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local internal = fluidity.fluid_short(fluid)
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local stationary_name = source_node.tiles[1].name:gsub("_source_animated", "")
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-- Register base item
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minetest.register_craftitem(data.mod_name..":"..data.florb_name.."_"..internal, {
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description = data.florb_description.." ("..fluid..")",
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inventory_image = stationary_name.."^[noalpha^"..data.textures[1].."^"..data.textures[2].."^[makealpha:255,0,0,",
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_florb_capacity = data.capacity,
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_florb_source = data.source_name,
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_florb_blank = data.mod_name..":"..data.florb_name,
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stack_max = 1,
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groups = {florb = 1, not_in_creative_inventory = 1}
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})
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end
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function fluidity.register_florb(data)
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local mod_name = data.mod_name or minetest.get_current_modname()
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local florb_name = data.florb_name or 'florb'
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local florb_desc = data.florb_description or 'Florb'
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local textures = data.textures or {"fluidity_florb.png", "fluidity_florb_mask.png"}
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local capacity = data.capacity or 1000
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-- Register base item
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minetest.register_craftitem(mod_name..":"..florb_name, {
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2018-04-06 14:37:03 +02:00
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description = florb_desc.." (Empty)\nThis item holds millibuckets of fluid.",
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inventory_image = textures[1].."^[noalpha^"..textures[2].."^[makealpha:255,0,0,",
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2018-04-06 14:05:04 +02:00
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_florb_capacity = capacity,
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_florb_source = nil,
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stack_max = 1,
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groups = {florb = 1, florb_blank = 1}
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})
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-- Register for all fluids
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if data.fluids then
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-- This tank only uses certain fluids
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for _, v in pairs(data.fluids) do
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register_florbfluid({
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mod_name = mod_name,
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florb_name = florb_name,
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florb_description = florb_desc,
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textures = textures,
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capacity = capacity,
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source_name = v
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})
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end
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else
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-- Get all fluids and buckets and cache them
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for i, v in pairs(bucket.liquids) do
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if (i:find("source") ~= nil) then
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-- Add tank
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register_florbfluid({
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mod_name = mod_name,
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florb_name = florb_name,
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florb_description = florb_desc,
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textures = textures,
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capacity = capacity,
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source_name = v["source"]
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})
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end
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end
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end
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end
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