119 lines
4.1 KiB
Python
Executable File
119 lines
4.1 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
###############################################################################
|
|
# hb_router.py -- a call routing applicaiton for hblink.py
|
|
# Copyright (C) 2016 Cortney T. Buffington, N0MJS <n0mjs@me.com>
|
|
#
|
|
# This program 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.
|
|
#
|
|
# This program 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, write to the Free Software Foundation,
|
|
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
###############################################################################
|
|
|
|
from __future__ import print_function
|
|
|
|
import os
|
|
|
|
from time import time
|
|
from urllib import URLopener
|
|
from csv import reader as csv_reader
|
|
from binascii import b2a_hex as ahex
|
|
|
|
# Does anybody read this stuff? There's a PEP somewhere that says I should do this.
|
|
__author__ = 'Cortney T. Buffington, N0MJS'
|
|
__copyright__ = 'Copyright (c) 2016 Cortney T. Buffington, N0MJS and the K0USY Group'
|
|
__credits__ = 'Colin Durbridge, G4EML, Steve Zingman, N4IRS; Mike Zingman'
|
|
__license__ = 'GNU GPLv3'
|
|
__maintainer__ = 'Cort Buffington, N0MJS'
|
|
__email__ = 'n0mjs@me.com'
|
|
|
|
#************************************************
|
|
# STRING UTILITY FUNCTIONS
|
|
#************************************************
|
|
|
|
# Create a 2 byte hex string from an integer
|
|
def hex_str_2(_int_id):
|
|
try:
|
|
return format(_int_id,'x').rjust(4,'0').decode('hex')
|
|
except TypeError:
|
|
raise
|
|
|
|
# Create a 3 byte hex string from an integer
|
|
def hex_str_3(_int_id):
|
|
try:
|
|
return format(_int_id,'x').rjust(6,'0').decode('hex')
|
|
except TypeError:
|
|
raise
|
|
|
|
# Create a 4 byte hex string from an integer
|
|
def hex_str_4(_int_id):
|
|
try:
|
|
return format(_int_id,'x').rjust(8,'0').decode('hex')
|
|
except TypeError:
|
|
raise
|
|
|
|
# Convert a hex string to an int (radio ID, etc.)
|
|
def int_id(_hex_string):
|
|
return int(ahex(_hex_string), 16)
|
|
|
|
|
|
#************************************************
|
|
# ID ALIAS FUNCTIONS
|
|
#************************************************
|
|
|
|
# Download and build dictionaries for mapping number to aliases
|
|
# Used by applications. These lookups take time, please do not shove them
|
|
# into this file everywhere and send a pull request!!!
|
|
# Download a new file if it doesn't exist, or is older than the stale time
|
|
def try_download(_path, _file, _url, _stale,):
|
|
now = time()
|
|
url = URLopener()
|
|
file_exists = os.path.isfile(_path+_file) == True
|
|
if file_exists:
|
|
file_old = (os.path.getmtime(_path+_file) + _stale) < now
|
|
if not file_exists or (file_exists and file_old):
|
|
try:
|
|
url.retrieve(_url, _path+_file)
|
|
result = 'ID ALIAS MAPPER: \'{}\' successfully downloaded'.format(_file)
|
|
except IOError:
|
|
result = 'ID ALIAS MAPPER: \'{}\' could not be downloaded'.format(_file)
|
|
else:
|
|
result = 'ID ALIAS MAPPER: \'{}\' is current, not downloaded'.format(_file)
|
|
url.close()
|
|
return result
|
|
|
|
def mk_id_dict(_path, _file):
|
|
dict = {}
|
|
try:
|
|
with open(_path+_file, 'rU') as _handle:
|
|
ids = csv_reader(_handle, dialect='excel', delimiter=',')
|
|
for row in ids:
|
|
dict[int(row[0])] = (row[1])
|
|
_handle.close
|
|
return dict
|
|
except IOError:
|
|
return dict
|
|
|
|
def get_info(_id, _dict):
|
|
if _id in _dict:
|
|
return _dict[_id]
|
|
return _id
|
|
|
|
# These are the functions you should use to look up IDs in the dictionaries
|
|
def sub_alias(_sub_id):
|
|
return get_info(int_id(_sub_id), subscriber_ids)
|
|
|
|
def peer_alias(_peer_id):
|
|
return get_info(int_id(_peer_id), peer_ids)
|
|
|
|
def tg_alias(_tgid):
|
|
return get_info(int_id(_tgid), talkgroup_ids) |