fix(ctftime): randomize the user-agent

eruditus/.env.example

@@ -13,7 +13,6 @@ DEVELOPER_USER_ID="305076601253789697"
 # CTFtime settings.
 DATE_FORMAT="%a, %d %B %Y, %H:%M UTC"
 CTFTIME_URL="https://ctftime.org"
-USER_AGENT="Eruditus"
 
 # CTF Write-ups Search Index (used by the `/search` command).
 # This one is currently down, feel free to deploy your own: github.com:hfz1337/CTF-WSI

eruditus/config.py

@@ -1,4 +1,5 @@
 import os
+import random
 from pathlib import Path
 from typing import Callable, Optional, TypeVar
 
@@ -9,6 +10,21 @@
 dotenv.load_dotenv()
 
 
+class RandomUserAgent:
+    """A class that represents a random User-Agent."""
+
+    def __init__(self):
+        self.user_agents = [
+            line.strip()
+            for line in open(
+                f"{Path(__file__).parent}/user-agents.txt", encoding="utf-8"
+            ).readlines()
+        ]
+
+    def __repr__(self):
+        return random.choice(self.user_agents)
+
+
 def load_revision() -> str:
     """Get the current revision.
 
@@ -56,7 +72,7 @@ def load_nullable_env_var(
 GUILD_ID = int(os.getenv("GUILD_ID"))
 MAX_CONTENT_SIZE = int(os.getenv("MAX_CONTENT_SIZE"))
 MONGODB_URI = os.getenv("MONGODB_URI")
-USER_AGENT = os.getenv("USER_AGENT")
+USER_AGENT = RandomUserAgent()
 WRITEUP_INDEX_API = os.getenv("WRITEUP_INDEX_API")
 TEAM_NAME = os.getenv("TEAM_NAME")
 TEAM_EMAIL = os.getenv("TEAM_EMAIL")