aioupnp/txupnp/util.py
Jack Robison c1dad347ec
more
2018-07-28 22:08:24 -04:00

85 lines
2.4 KiB
Python

import re
import functools
from collections import defaultdict
import netifaces
DEVICE_ELEMENT_REGEX = re.compile("^\{urn:schemas-upnp-org:device-\d-\d\}device$")
BASE_ADDRESS_REGEX = re.compile("^(http:\/\/\d*\.\d*\.\d*\.\d*:\d*)\/.*$".encode())
BASE_PORT_REGEX = re.compile("^http:\/\/\d*\.\d*\.\d*\.\d*:(\d*)\/.*$".encode())
def etree_to_dict(t):
d = {t.tag: {} if t.attrib else None}
children = list(t)
if children:
dd = defaultdict(list)
for dc in map(etree_to_dict, children):
for k, v in dc.items():
dd[k].append(v)
d = {t.tag: {k: v[0] if len(v) == 1 else v for k, v in dd.items()}}
if t.attrib:
d[t.tag].update(('@' + k, v) for k, v in t.attrib.items())
if t.text:
text = t.text.strip()
if children or t.attrib:
if text:
d[t.tag]['#text'] = text
else:
d[t.tag] = text
return d
def flatten_keys(d, strip):
if not isinstance(d, (list, dict)):
return d
if isinstance(d, list):
return [flatten_keys(i, strip) for i in d]
t = {}
for k, v in d.items():
if strip in k and strip != k:
t[k.split(strip)[1]] = flatten_keys(v, strip)
else:
t[k] = flatten_keys(v, strip)
return t
def get_lan_info():
gateway_address, iface_name = netifaces.gateways()['default'][netifaces.AF_INET]
lan_addr = netifaces.ifaddresses(iface_name)[netifaces.AF_INET][0]['addr']
return iface_name, gateway_address, lan_addr
def find_inner_service_info(service, name):
if isinstance(service, dict):
return service
for s in service:
if name == s['serviceType']:
return s
raise IndexError(name)
def _return_types(*types):
def _return_types_wrapper(fn):
@functools.wraps(fn)
def _inner(response):
if isinstance(response, (list, tuple)):
r = tuple(t(r) for t, r in zip(types, response))
if len(r) == 1:
return fn(r[0])
return fn(r)
return fn(types[0](response))
return _inner
return _return_types_wrapper
def return_types(*types):
def return_types_wrapper(fn):
fn._return_types = types
return fn
return return_types_wrapper
none_or_str = lambda x: None if not x or x == 'None' else str(x)
none = lambda _: None