Detect file extensions

src/cogs/archive.py

@@ -8,13 +8,44 @@ import os
 
 from src.utils.db import get_db
 from models import Message
-from config import BOT_COLOR
+from config import BOT_COLOR, LOG
 
 
 class Archive(commands.Cog):
     def __init__(self, bot):
         self.bot = bot
 
+    async def download_attachments(attachments) -> list:
+        """Download attachments and return a list of their paths."""
+        paths = []
+
+        for attachment in attachments:
+            async with aiohttp.ClientSession().get(attachment.url) as response:
+                content_type = response.headers.get("Content-Type")
+                if not content_type:
+                    LOG.warn(
+                        f"Failed to get content type for: {attachment.url}"
+                    )
+                    continue
+
+                # Create a randomized filename
+                file_extension = content_type.split("/")[-1]
+                filename = (
+                    "".join(
+                        random.choice(string.ascii_letters) for i in range(10)
+                    )
+                    + f".{file_extension}"
+                )
+
+                # Save the image to the filesystem
+                with open(f"images/{filename}]", "wb") as file:
+                    file.write(await response.read())
+
+                # Add the path to the attachments list
+                paths.append(f"images/{filename}")
+
+        return paths
+
     @app_commands.command()
     async def archive(
         self,
@@ -23,6 +54,7 @@ class Archive(commands.Cog):
         amount: int,
     ):
         """Archive a channel's messages."""
+        # Ensure valid channel permissions
         if not channel.permissions_for(
             interaction.guild.me
         ).read_message_history:
@@ -32,6 +64,7 @@ class Archive(commands.Cog):
                 ephemeral=True,
             )
 
+        # Ensure valid amount
         if amount < 1:
             return await interaction.response.send_message(
                 "You must provide a number greater than 0.",
@@ -46,51 +79,22 @@ class Archive(commands.Cog):
         async for message in messages:
             count += 1
 
-            author = message.author
-            stickers = [sticker.name for sticker in message.stickers]
-            role_mentions = [
-                role_mention.id for role_mention in message.role_mentions
-            ]
-            mention_everyone = message.mention_everyone
-            mentions = [mention.id for mention in message.mentions]
-            attachments = [
-                attachment.url for attachment in message.attachments
-            ]
+            attachments = []
 
             if not os.path.exists("images"):
                 os.makedirs("images")
 
-            # Download all images before saving everything to database
-            for url in attachments:
-                async with aiohttp.ClientSession() as session:
-                    async with session.get(url) as response:
-                        if response.status == 200:
-                            # Create a randomized filename
-                            filename = "".join(
-                                random.choice(string.ascii_letters)
-                                for i in range(10)
-                            )
-
-                            # Save the image to the filesystem
-                            with open(f"images/{filename}.jpg", "wb") as file:
-                                file.write(await response.read())
-
-                            # Update the attachment URL to the new filename
-                            attachments[attachments.index(url)] = (
-                                f"images/{filename}.jpg"
-                            )
-
-            content = message.content
+            attachments = await self.download_attachments(message.attachments)
 
             db_message = Message(
-                author_id=author.id,
+                author_id=message.author.id,
                 channel_id=channel.id,
-                stickers=stickers,
-                role_mentions=role_mentions,
-                mention_everyone=mention_everyone,
-                mentions=mentions,
+                stickers=[sticker.name for sticker in message.stickers],
+                role_mentions=[role.id for role in message.role_mentions],
+                mention_everyone=message.mention_everyone,
+                mentions=[mention.id for mention in message.mentions],
                 attachments=attachments,
-                content=content,
+                content=message.content,
             )
 
             db.add(db_message)