qrm2/exts/qrz.py
2020-01-07 15:39:36 -05:00

183 lines
7.3 KiB
Python

"""
QRZ extension for qrm
---
Copyright (C) 2019-2020 Abigail Gold, 0x5c
This file is part of discord-qrm2 and is released under the terms of the GNU
General Public License, version 2.
"""
from collections import OrderedDict
from io import BytesIO
from discord.ext import commands, tasks
import aiohttp
from lxml import etree
import common as cmn
import data.keys as keys
class QRZCog(commands.Cog):
def __init__(self, bot: commands.Bot):
self.bot = bot
self.session = aiohttp.ClientSession(connector=bot.qrm.connector)
self._qrz_session_init.start()
@commands.command(name="call", aliases=["qrz"], category=cmn.cat.lookup)
async def _qrz_lookup(self, ctx: commands.Context, callsign: str, *flags):
'''Look up a callsign on [QRZ.com](https://www.qrz.com/). Add `--link` to only link the QRZ page.'''
flags = [f.lower() for f in flags]
if keys.qrz_user == '' or keys.qrz_pass == '' or '--link' in flags:
await ctx.send(f'http://qrz.com/db/{callsign}')
return
try:
await qrz_test_session(self.key, self.session)
except ConnectionError:
await self.get_session()
url = f'http://xmldata.qrz.com/xml/current/?s={self.key};callsign={callsign}'
async with self.session.get(url) as resp:
if resp.status != 200:
raise ConnectionError(f'Unable to connect to QRZ (HTTP Error {resp.status})')
with BytesIO(await resp.read()) as resp_file:
resp_xml = etree.parse(resp_file).getroot()
resp_xml_session = resp_xml.xpath('/x:QRZDatabase/x:Session', namespaces={'x': 'http://xmldata.qrz.com'})
resp_session = {el.tag.split('}')[1]: el.text for el in resp_xml_session[0].getiterator()}
if 'Error' in resp_session:
if 'Session Timeout' in resp_session['Error']:
await self.get_session()
await self._qrz_lookup(ctx, callsign)
return
if 'Not found' in resp_session['Error']:
embed = cmn.embed_factory(ctx)
embed.title = f"QRZ Data for {callsign.upper()}"
embed.colour = cmn.colours.bad
embed.description = 'No data found!'
await ctx.send(embed=embed)
return
raise ValueError(resp_session['Error'])
resp_xml_data = resp_xml.xpath('/x:QRZDatabase/x:Callsign', namespaces={'x': 'http://xmldata.qrz.com'})
resp_data = {el.tag.split('}')[1]: el.text for el in resp_xml_data[0].getiterator()}
embed = cmn.embed_factory(ctx)
embed.title = f"QRZ Data for {resp_data['call']}"
embed.colour = cmn.colours.good
embed.url = f'http://www.qrz.com/db/{resp_data["call"]}'
if 'image' in resp_data:
embed.set_thumbnail(url=resp_data['image'])
data = qrz_process_info(resp_data)
for title, val in data.items():
if val is not None:
embed.add_field(name=title, value=val, inline=True)
await ctx.send(embed=embed)
async def get_session(self):
"""Session creation and caching."""
self.key = await qrz_login(keys.qrz_user, keys.qrz_pass, self.session)
with open('data/qrz_session', 'w') as qrz_file:
qrz_file.write(self.key)
@tasks.loop(count=1)
async def _qrz_session_init(self):
"""Helper task to allow obtaining a session at cog instantiation."""
try:
with open('data/qrz_session') as qrz_file:
self.key = qrz_file.readline().strip()
await qrz_test_session(self.key, self.session)
except (FileNotFoundError, ConnectionError):
await self.get_session()
async def qrz_login(user: str, passwd: str, session: aiohttp.ClientSession):
url = f'http://xmldata.qrz.com/xml/current/?username={user};password={passwd};agent=discord-qrm2'
async with session.get(url) as resp:
if resp.status != 200:
raise ConnectionError(f'Unable to connect to QRZ (HTTP Error {resp.status})')
with BytesIO(await resp.read()) as resp_file:
resp_xml = etree.parse(resp_file).getroot()
resp_xml_session = resp_xml.xpath('/x:QRZDatabase/x:Session', namespaces={'x': 'http://xmldata.qrz.com'})
resp_session = {el.tag.split('}')[1]: el.text for el in resp_xml_session[0].getiterator()}
if 'Error' in resp_session:
raise ConnectionError(resp_session['Error'])
if resp_session['SubExp'] == 'non-subscriber':
raise ConnectionError('Invalid QRZ Subscription')
return resp_session['Key']
async def qrz_test_session(key: str, session: aiohttp.ClientSession):
url = f'http://xmldata.qrz.com/xml/current/?s={key}'
async with session.get(url) as resp:
if resp.status != 200:
raise ConnectionError(f'Unable to connect to QRZ (HTTP Error {resp.status})')
with BytesIO(await resp.read()) as resp_file:
resp_xml = etree.parse(resp_file).getroot()
resp_xml_session = resp_xml.xpath('/x:QRZDatabase/x:Session', namespaces={'x': 'http://xmldata.qrz.com'})
resp_session = {el.tag.split('}')[1]: el.text for el in resp_xml_session[0].getiterator()}
if 'Error' in resp_session:
raise ConnectionError(resp_session['Error'])
def qrz_process_info(data: dict):
if 'name' in data:
if 'fname' in data:
name = data['fname'] + ' ' + data['name']
else:
name = data['name']
else:
name = None
if 'state' in data:
state = f', {data["state"]}'
else:
state = ''
address = data.get('addr1', '') + '\n' + data.get('addr2', '') + state + ' ' + data.get('zip', '')
address = address.strip()
if address == '':
address = None
if 'eqsl' in data:
eqsl = 'Yes' if data['eqsl'] == 1 else 'No'
else:
eqsl = 'Unknown'
if 'mqsl' in data:
mqsl = 'Yes' if data['mqsl'] == 1 else 'No'
else:
mqsl = 'Unknown'
if 'lotw' in data:
lotw = 'Yes' if data['lotw'] == 1 else 'No'
else:
lotw = 'Unknown'
return OrderedDict([('Name', name),
('Country', data.get('country', None)),
('Address', address),
('Grid Square', data.get('grid', None)),
('County', data.get('county', None)),
('CQ Zone', data.get('cqzone', None)),
('ITU Zone', data.get('ituzone', None)),
('IOTA Designator', data.get('iota', None)),
('Expires', data.get('expdate', None)),
('Aliases', data.get('aliases', None)),
('Previous Callsign', data.get('p_call', None)),
('License Class', data.get('class', None)),
('Trustee', data.get('trustee', None)),
('eQSL?', eqsl),
('Paper QSL?', mqsl),
('LotW?', lotw),
('QSL Info', data.get('qslmgr', None)),
('CQ Zone', data.get('cqzone', None)),
('ITU Zone', data.get('ituzone', None)),
('IOTA Designator', data.get('iota', None)),
('Born', data.get('born', None))])
def setup(bot):
bot.add_cog(QRZCog(bot))