""" QRZ extension for qrm --- Copyright (C) 2019-2020 Abigail Gold, 0x5c This file is part of qrm2 and is released under the terms of the GNU General Public License, version 2. """ from io import BytesIO import aiohttp from lxml import etree from discord.ext import commands, tasks 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): """Looks 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 not callsign.isalnum(): embed = cmn.embed_factory(ctx) embed.title = "QRZ Data for Callsign" embed.colour = cmn.colours.bad embed.description = "Not a valid callsign!" await ctx.send(embed=embed) return if keys.qrz_user == "" or keys.qrz_pass == "" or "--link" in flags: await ctx.send(f"http://qrz.com/db/{callsign}") return async with ctx.typing(): 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 {"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), "Born": data.get("born", None)} def setup(bot): bot.add_cog(QRZCog(bot))