Only accept URLs that match known video platform patterns (YouTube, Vimeo, TikTok, etc.)

Accept URLs that end in video file extensions (.mp4, .webm, .mov)
Reject invalid URLs like "huge." that don't match any video patterns

videoarchiver/processor.py

@@ -7,7 +7,7 @@ import discord
 from discord.ext import commands
 from discord import app_commands
 from pathlib import Path
-from typing import Dict, Any, Optional, Tuple, Set
+from typing import Dict, List, Optional, Tuple, Callable, Set
 import traceback
 from datetime import datetime
 
@@ -19,6 +19,7 @@ from videoarchiver.utils.exceptions import (
     QueueError,
     FileOperationError
 )
+from videoarchiver.utils.video_downloader import is_video_url_pattern
 
 logger = logging.getLogger("VideoArchiver")
 
@@ -211,8 +212,8 @@ class VideoProcessor:
                 for word in message.content.split():
                     # Log each word being checked
                     logger.debug(f"Checking word: {word}")
-                    # Basic URL validation - must start with http/https or contain a dot
+                    # Use proper video URL validation
-                    if word.startswith(('http://', 'https://')) or '.' in word:
+                    if is_video_url_pattern(word):
                         # If no sites are enabled, accept all URLs
                         # Otherwise, check if URL contains any enabled site
                         if not enabled_sites or any(site in word.lower() for site in enabled_sites):
@@ -221,7 +222,7 @@ class VideoProcessor:
                         else:
                             logger.debug(f"URL {word} doesn't match any enabled sites")
                     else:
-                        logger.debug(f"Word {word} is not a valid URL")
+                        logger.debug(f"Word {word} is not a valid video URL")
 
             # Add attachment URLs
             for attachment in message.attachments: