mods/creative/init.lua

   1 creative = {}
   2
   3 local function update_sfinv(name)
   4         minetest.after(0, function()
   5                 local player = minetest.get_player_by_name(name)
   6                 if player then
   7                         if sfinv.get_page(player):sub(1, 9) == "creative:" then
   8                                 sfinv.set_page(player, sfinv.get_homepage_name(player))
   9                         else
  10                                 sfinv.set_player_inventory_formspec(player)
  11                         end
  12                 end
  13         end)
  14 end
  15
  16 minetest.register_privilege("creative", {
  17         description = "Allow player to use creative inventory",
  18         give_to_singleplayer = false,
  19         give_to_admin = false,
  20         on_grant = update_sfinv,
  21         on_revoke = update_sfinv,
  22 })
  23
  24 local creative_mode_cache = minetest.settings:get_bool("creative_mode")
  25
  26 function creative.is_enabled_for(name)
  27         return creative_mode_cache or
  28                 minetest.check_player_privs(name, {creative = true})
  29 end
  30
  31 dofile(minetest.get_modpath("creative") .. "/inventory.lua")
  32
  33 if creative_mode_cache then
  34         -- Dig time is modified according to difference (leveldiff) between tool
  35         -- 'maxlevel' and node 'level'. Digtime is divided by the larger of
  36         -- leveldiff and 1.
  37         -- To speed up digging in creative, hand 'maxlevel' and 'digtime' have been
  38         -- increased such that nodes of differing levels have an insignificant
  39         -- effect on digtime.
  40         local digtime = 42
  41         local caps = {times = {digtime, digtime, digtime}, uses = 0, maxlevel = 256}
  42
  43         -- Override the hand tool
  44         minetest.override_item("", {
  45                 range = 10,
  46                 tool_capabilities = {
  47                         full_punch_interval = 0.5,
  48                         max_drop_level = 3,
  49                         groupcaps = {
  50                                 crumbly = caps,
  51                                 cracky  = caps,
  52                                 snappy  = caps,
  53                                 choppy  = caps,
  54                                 oddly_breakable_by_hand = caps,
  55                                 -- dig_immediate group doesn't use value 1. Value 3 is instant dig
  56                                 dig_immediate =
  57                                         {times = {[2] = digtime, [3] = 0}, uses = 0, maxlevel = 256},
  58                         },
  59                         damage_groups = {fleshy = 10},
  60                 }
  61         })
  62 end
  63
  64 -- Unlimited node placement
  65 minetest.register_on_placenode(function(pos, newnode, placer, oldnode, itemstack)
  66         if placer and placer:is_player() then
  67                 return creative.is_enabled_for(placer:get_player_name())
  68         end
  69 end)
  70
  71 -- Don't pick up if the item is already in the inventory
  72 local old_handle_node_drops = minetest.handle_node_drops
  73 function minetest.handle_node_drops(pos, drops, digger)
  74         if not digger or not digger:is_player() or
  75                 not creative.is_enabled_for(digger:get_player_name()) then
  76                 return old_handle_node_drops(pos, drops, digger)
  77         end
  78         local inv = digger:get_inventory()
  79         if inv then
  80                 for _, item in ipairs(drops) do
  81                         if not inv:contains_item("main", item, true) then
  82                                 inv:add_item("main", item)
  83                         end
  84                 end
  85         end
  86 end