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network.py
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network.py
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# Copyright Hugo Aboud, vanous
#
# This file is part of BlenderDMX.
#
# BlenderDMX is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# BlenderDMX is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <https://www.gnu.org/licenses/>.
import bpy
import ifaddr
class DMX_Network:
"""This class is holding persisted data for the artnet_ipaddr enum. Persistently, because
we cannot get the enum_items from this dynamically filled enum and we want to hold a cache, because
this is called automatically when the panel is open, and we want to limit the amount
of calls. So when artnet is enabled, we just return cached data."""
instance = None
data = None
def __init__(self):
super(DMX_Network, self).__init__()
@staticmethod
def cards(arg_a, arg_b):
if DMX_Network.instance is None:
DMX_Network.instance = DMX_Network()
dmx = bpy.context.scene.dmx
if dmx.artnet_enabled and DMX_Network.data is not None:
# return cached data to prevent many fast refreshes
return DMX_Network.data
all_cards = [("0.0.0.0", "0.0.0.0", "All interfaces")]
for adapter in ifaddr.get_adapters():
for ip in adapter.ips:
if type(ip.ip) is tuple: # ipv6 addresses, skip
continue
if ip.ip.startswith("169.254."):
continue # local link addresses on Windows, skip
all_cards.append((ip.ip, ip.ip, ip.nice_name))
DMX_Network.data = all_cards
return DMX_Network.data