Add project files

app.py

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+from datetime import datetime
+import discord, json, os, re
+from textwrap import indent
+
+bot = discord.Client()
+listenChannelIDs = [
+    250056894335549440, # ICAS - announcements
+    960995261570756690, # ICAS - 4koma-archive
+]
+outputChannelID = 960995261570756690 # ICAS - 4koma-archive
+fourKomaRegex = re.compile(r"^(?:[\s\S]*\[4KOMA\] (\d{4}\-(?:0[1-9]|1[012])\-(?:0[1-9]|[12][0-9]|3[01])))\s*([\s\S]*)$")
+contentsRegex = re.compile(r"^[\S\s]*[cC]hapter[^\d]*([\w.]+)[\S\s]*$")
+splitSize = 10
+contentsMsgID = None
+
+with open("conf.json", "r") as conf:
+    contentsMsgID = json.load(conf)["contentsMsgID"]
+
+async def generate_contents():
+    global contentsMsgID
+    if contentsMsgID is not None:
+        try:
+            oldmsg = await outputChannel.fetch_message(contentsMsgID)
+        except discord.errors.NotFound:
+            print(f"[ ERR ] {datetime.now().ctime()} Old Contents message not found, skipping")
+        else:
+            await oldmsg.delete()
+            print(f"[INFO:] {datetime.now().ctime()} Deleted old Contents message")
+    bot_messages = [(contentsRegex.match(message.content).group(1), message.jump_url)
+        for message in await outputChannel.history(limit=1000).flatten()
+        if message.author == bot.user][::-1]
+    split_bot_messages = [bot_messages[i:i+splitSize] for i in range(0, len(bot_messages), splitSize)]
+    embed = discord.Embed(title="4Koma Archive",
+        description="Hey guys! We have compiled all the past 4Koma here, come check them out and walk down memory lane <:2bhappy:370922383256715265>")
+    for msgs in split_bot_messages:
+        embed.add_field(
+            name=f"Chapters {msgs[0][0]} - {msgs[-1][0]}",
+            value=", ".join([f"[{msg[0]}]({msg[1]})" for msg in msgs]),
+            inline=False)
+    newContentsMsg = await outputChannel.send(embed=embed)
+    contentsMsgID = newContentsMsg.id
+    print(f"[INFO:] {datetime.now().ctime()} Regenerated Contents with {len(bot_messages)} entries, id: {contentsMsgID}")
+    with open("conf.json", "w") as conf:
+        json.dump({"contentsMsgID":contentsMsgID}, conf)
+
+@bot.event
+async def on_ready():
+    global outputChannel, listenChannels, committeeRole
+    print(f"[INFO:] {datetime.now().ctime()} Logged in as: {bot.user.name}#{bot.user.discriminator}")
+    listenChannels = [bot.get_channel(channelID) for channelID in listenChannelIDs]
+    if None in listenChannels:
+        print(f"[ ERR ] {datetime.now().ctime()} Failed to get input channel(s), ID(s): {[listenChannelIDs[index] for index, channel in enumerate(listenChannels) if channel is None]}")
+    print(f"[INFO:] {datetime.now().ctime()} Listening to channel(s): {[channel.name for channel in listenChannels if channel is not None]}")
+    outputChannel = bot.get_channel(outputChannelID)
+    if outputChannel is not None:
+        print(f"[INFO:] {datetime.now().ctime()} Output channel connected: {outputChannel.name}")
+        await bot.change_presence(status=discord.Status.online, activity=discord.Game(name="to keep track of 4Koma"))
+    else:
+        print(f"[ ERR ] {datetime.now().ctime()} Failed to get output channel, ID: {outputChannelID}")
+        await bot.change_presence(status=discord.Status.do_not_disturb, activity=discord.Game(name="Failed to connect output channel"))
+    print(f"[INFO:] {datetime.now().ctime()} Contents Message ID from conf.json: {contentsMsgID}")
+    committeeRole = bot.get_guild(249891637008793600).get_role(250056298710827008)
+    if committeeRole is not None:
+        print(f"[INFO:] {datetime.now().ctime()} Committee Role bound")
+    else:
+        print(f"[ ERR ] {datetime.now().ctime()} Failed to bind Committee Role")
+
+@bot.event
+async def on_message(message: discord.Message):
+    if message.author == bot.user:
+        return
+    elif message.channel.id in listenChannelIDs:
+        if committeeRole in message.author.roles:
+            if message.content.startswith("!contents"):
+                print(f"[INFO:] {datetime.now().ctime()} Force regenerate contents message")
+                await message.delete()
+                await generate_contents()
+                return
+        fourKomaPost = fourKomaRegex.match(str(message.content))
+        if fourKomaPost is not None:
+            fourKomaHeader = "4Koma from " + datetime.strptime(fourKomaPost.group(1), r"%Y-%m-%d").strftime(r"%A, %d %B %Y") + "\n"
+            await outputChannel.send(fourKomaHeader + fourKomaPost.group(2), files=[await atch.to_file() for atch in message.attachments])
+            print(f"[4KOMA] {datetime.now().ctime()}:")
+            print(indent(fourKomaPost.group(1) + ":", "│ "))
+            print(indent(fourKomaPost.group(2), "│ "))
+            print("└────────────────")
+            await generate_contents()
+
+bot.run(os.environ["DISCORD_TOKEN"])

conf.json

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+{
+	"contentsMsgID": null
+}

requirements.txt

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+aiohttp==3.7.4.post0
+async-timeout==3.0.1
+attrs==21.4.0
+chardet==4.0.0
+discord==1.7.3
+discord.py==1.7.3
+idna==3.3
+multidict==6.0.2
+typing_extensions==4.2.0
+yarl==1.7.2

run.sh

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+#!/usr/bin/env bash
+. .venv/bin/activate
+DISCORD_TOKEN="put_discord_bot_token_here" python3 app.py