reduce intllib code

Tim

2015-02-05 41a10a86d5d2257778b2e422b8a560ed8ea2cbba

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technic.chests.groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2,
        tubedevice=1, tubedevice_receiver=1}
technic.chests.groups_noinv = {snappy=2, choppy=2, oddly_breakable_by_hand=2,
        tubedevice=1, tubedevice_receiver=1, not_in_creative_inventory=1}
 
technic.chests.tube = {
    insert_object = function(pos, node, stack, direction)
        local meta = minetest.get_meta(pos)
        local inv = meta:get_inventory()
        return inv:add_item("main",stack)
    end,
    can_insert = function(pos, node, stack, direction)
        local meta = minetest.get_meta(pos)
        local inv = meta:get_inventory()
        return inv:room_for_item("main",stack)
    end,
    input_inventory = "main",
    connect_sides = {left=1, right=1, front=1, back=1, top=1, bottom=1},
}
 
technic.chests.can_dig = function(pos, player)
    local meta = minetest.get_meta(pos)
    local inv = meta:get_inventory()
    return inv:is_empty("main")
end
 
local function inv_change(pos, count, player)
    local meta = minetest.get_meta(pos)
    if not has_locked_chest_privilege(meta, player) then
        minetest.log("action", player:get_player_name()..
            " tried to access a locked chest belonging to "..
            meta:get_string("owner").." at "..
            minetest.pos_to_string(pos))
        return 0
    end
    return count
end
 
function technic.chests.inv_move(pos, from_list, from_index, to_list, to_index, count, player)
    return inv_change(pos, count, player)
end
function technic.chests.inv_put(pos, listname, index, stack, player)
    return inv_change(pos, stack:get_count(), player)
end
function technic.chests.inv_take(pos, listname, index, stack, player)
    return inv_change(pos, stack:get_count(), player)
end
 
function technic.chests.on_inv_move(pos, from_list, from_index, to_list, to_index, count, player)
    minetest.log("action", player:get_player_name()..
        " moves stuff in chest at "
        ..minetest.pos_to_string(pos))
end
 
function technic.chests.on_inv_put(pos, listname, index, stack, player)
    minetest.log("action", player:get_player_name()..
        " puts stuff in to chest at "
        ..minetest.pos_to_string(pos))
end
 
function technic.chests.on_inv_take(pos, listname, index, stack, player)
    minetest.log("action", player:get_player_name()..
        " takes stuff from chest at "
        ..minetest.pos_to_string(pos))
end
 
function has_locked_chest_privilege(meta, player)
    return player:get_player_name() == meta:get_string("owner")
end