src/common/schems.lua

   1 skycraft.schems = {}
   2
   3 function skycraft.get_schem(schemname)
   4         return skycraft.schems[schemname].data
   5 end
   6
   7 function skycraft.get_schem_raw(schemname)
   8         return skycraft.schems[schemname].raw
   9 end
  10
  11 function skycraft.load_schem(schemname)
  12         local schem = {}
  13         local file = io.open(skycraft.modpath .. "/schems/" .. schemname .. ".we", "r")
  14         schem.raw = file:read()
  15         file:seek("set")
  16         local _, _, contents = file:read("*number", 1, "*all")
  17         file:close()
  18         schem.data = minetest.deserialize(contents)
  19         skycraft.schems[schemname] = schem
  20 end
  21
  22 function skycraft.check_schem(pos, schemname)
  23         local schem = skycraft.get_schem(schemname)
  24         for _, n in pairs(schem) do
  25                 if minetest.get_node(vector.add(pos, n)).name ~= n.name then
  26                         return false
  27                 end
  28         end
  29         return true
  30 end
  31
  32 function skycraft.remove_schem(pos, schemname)
  33         local schem = skycraft.get_schem(schemname)
  34         for _, n in pairs(schem) do
  35                 minetest.remove_node(vector.add(pos, n))
  36         end
  37 end
  38
  39 function skycraft.add_schem(pos, schemname)
  40         local schem_raw = skycraft.get_schem_raw(schemname)
  41         worldedit.deserialize(pos, schem_raw)
  42 end