qrm2/exts/propagation.py

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"""
Propagation extension for qrm
---
Copyright (C) 2019-2021 classabbyamp, 0x5c
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SPDX-License-Identifier: LiLiQ-Rplus-1.1
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"""
from io import BytesIO
import aiohttp
import cairosvg
from datetime import datetime
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import discord
import discord.ext.commands as commands
import common as cmn
class PropagationCog(commands.Cog):
muf_url = "https://prop.kc2g.com/renders/current/mufd-normal-now.svg"
fof2_url = "https://prop.kc2g.com/renders/current/fof2-normal-now.svg"
gl_baseurl = "https://www.fourmilab.ch/cgi-bin/uncgi/Earth?img=ETOPO1_day-m.evif&dynimg=y&opt=-p"
n0nbh_sun_url = "http://www.hamqsl.com/solarsun.php"
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def __init__(self, bot):
self.bot = bot
self.session = aiohttp.ClientSession(connector=bot.qrm.connector)
@commands.command(name="mufmap", aliases=["muf"], category=cmn.Cats.WEATHER)
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async def mufmap(self, ctx: commands.Context):
"""Shows a world map of the Maximum Usable Frequency (MUF)."""
async with ctx.typing():
async with self.session.get(self.muf_url, headers={"Connection": "Upgrade", "Upgrade": "http/1.1"}) as r:
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svg = await r.read()
out = BytesIO(cairosvg.svg2png(bytestring=svg))
file = discord.File(out, "muf_map.png")
embed = cmn.embed_factory(ctx)
embed.title = "Maximum Usable Frequency Map"
embed.description = "Image from [prop.kc2g.com](https://prop.kc2g.com/)\nData sources listed on the page."
embed.set_image(url="attachment://muf_map.png")
await ctx.send(file=file, embed=embed)
@commands.command(name="fof2map", aliases=["fof2", "critfreq"], category=cmn.Cats.WEATHER)
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async def fof2map(self, ctx: commands.Context):
"""Shows a world map of the Critical Frequency (foF2)."""
async with ctx.typing():
async with self.session.get(self.fof2_url, headers={"Connection": "Upgrade", "Upgrade": "http/1.1"}) as r:
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svg = await r.read()
out = BytesIO(cairosvg.svg2png(bytestring=svg))
file = discord.File(out, "fof2_map.png")
embed = cmn.embed_factory(ctx)
embed.title = "Critical Frequency (foF2) Map"
embed.description = "Image from [prop.kc2g.com](https://prop.kc2g.com/)\nData sources listed on the page."
embed.set_image(url="attachment://fof2_map.png")
await ctx.send(file=file, embed=embed)
@commands.command(name="grayline", aliases=["greyline", "grey", "gray", "gl"], category=cmn.Cats.WEATHER)
async def grayline(self, ctx: commands.Context):
"""Gets a map of the current greyline, where HF propagation is the best."""
embed = cmn.embed_factory(ctx)
embed.title = "Current Greyline Conditions"
embed.colour = cmn.colours.good
date_params = f"&date=1&utc={datetime.utcnow():%Y-%m-%d+%H:%M:%S}"
embed.set_image(url=self.gl_baseurl + date_params)
await ctx.send(embed=embed)
@commands.command(name="solarweather", aliases=["solar", "bandconditions", "cond", "condx", "conditions"],
category=cmn.Cats.WEATHER)
async def solarweather(self, ctx: commands.Context):
"""Gets a solar weather report."""
embed = cmn.embed_factory(ctx)
embed.title = "☀️ Current Solar Weather"
if ctx.invoked_with in ["bandconditions", "cond", "condx", "conditions"]:
embed.add_field(name="⚠️ Deprecated Command Alias",
value=(f"This command has been renamed to `{ctx.prefix}solar`!\n"
"The alias you used will be removed in the next version."))
embed.colour = cmn.colours.good
embed.set_image(url=self.n0nbh_sun_url)
await ctx.send(embed=embed)
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def setup(bot: commands.Bot):
bot.add_cog(PropagationCog(bot))