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import gradio as gr | |
import yt_dlp | |
import os | |
import tempfile | |
import shutil | |
from pathlib import Path | |
import re | |
import uuid | |
session_data = {} | |
class YouTubeDownloader: | |
def __init__(self): | |
self.download_dir = tempfile.mkdtemp() | |
def is_valid_youtube_url(self, url): | |
youtube_regex = re.compile( | |
r'(https?://)?(www\.)?(youtube|youtu|youtube-nocookie)\.(com|be)/' | |
r'(watch\?v=|embed/|v/|.+\?v=)?([^&=%\?]{11})' | |
) | |
return youtube_regex.match(url) is not None | |
def format_video_info(self, video_info): | |
"""Format video information into a readable report""" | |
if not video_info: | |
return "β No video information available." | |
# Format duration | |
duration = video_info.get('duration', 0) | |
duration_str = f"{duration//3600}:{(duration%3600)//60:02d}:{duration%60:02d}" if duration else "Unknown" | |
# Format upload date | |
upload_date = video_info.get('upload_date', '') | |
if upload_date and len(upload_date) == 8: | |
formatted_date = f"{upload_date[:4]}-{upload_date[4:6]}-{upload_date[6:8]}" | |
else: | |
formatted_date = upload_date or "Unknown" | |
# Format numbers | |
def format_number(num): | |
if num >= 1_000_000: | |
return f"{num/1_000_000:.1f}M" | |
elif num >= 1_000: | |
return f"{num/1_000:.1f}K" | |
else: | |
return str(num) | |
# Build the report | |
report = f""" | |
πΉ VIDEO ANALYSIS REPORT | |
{'='*50} | |
π BASIC INFORMATION: | |
β’ Title: {video_info.get('title', 'Unknown')} | |
β’ Channel: {video_info.get('channel', 'Unknown')} | |
β’ Uploader: {video_info.get('uploader', 'Unknown')} | |
β’ Upload Date: {formatted_date} | |
β’ Duration: {duration_str} | |
π STATISTICS: | |
β’ Views: {format_number(video_info.get('view_count', 0))} | |
β’ Likes: {format_number(video_info.get('like_count', 0))} | |
β’ Comments: {format_number(video_info.get('comment_count', 0))} | |
β’ Channel Followers: {format_number(video_info.get('channel_followers', 0))} | |
π·οΈ CATEGORIES & TAGS: | |
β’ Categories: {', '.join(video_info.get('categories', [])) or 'None'} | |
β’ Tags: {', '.join(video_info.get('tags', [])[:10]) or 'None'} | |
{('β’ More tags...' if len(video_info.get('tags', [])) > 10 else '')} | |
π DESCRIPTION: | |
{video_info.get('description', 'No description available')[:500]} | |
{'...' if len(video_info.get('description', '')) > 500 else ''} | |
π VIDEO URL: | |
{video_info.get('webpage_url', 'Unknown')} | |
""" | |
return report.strip() | |
def get_video_info(self, url, progress=gr.Progress(), cookiefile=None): | |
if not url or not url.strip(): | |
return None, "β Please enter a YouTube URL" | |
if not self.is_valid_youtube_url(url): | |
return None, "β Invalid YouTube URL. Please enter a valid YouTube video URL" | |
try: | |
progress(0.2, desc="Fetching video information...") | |
ydl_opts = { | |
'noplaylist': True, | |
'extract_flat': False, | |
} | |
if cookiefile: | |
ydl_opts['cookiefile'] = cookiefile | |
with yt_dlp.YoutubeDL(ydl_opts) as ydl: | |
try: | |
info = ydl.extract_info(url, download=False) | |
video_info = { | |
'title': info.get('title', 'Unknown'), | |
'description': info.get('description', 'No description available'), | |
'duration': info.get('duration', 0), | |
'view_count': info.get('view_count', 0), | |
'like_count': info.get('like_count', 0), | |
'comment_count': info.get('comment_count', 0), | |
'upload_date': info.get('upload_date', ''), | |
'uploader': info.get('uploader', 'Unknown'), | |
'channel': info.get('channel', 'Unknown'), | |
'channel_followers': info.get('channel_follower_count', 0), | |
'tags': info.get('tags', []), | |
'categories': info.get('categories', []), | |
'thumbnail': info.get('thumbnail', ''), | |
'webpage_url': info.get('webpage_url', url) | |
} | |
progress(1.0, desc="Information retrieved!") | |
return video_info, "β Video information retrieved successfully" | |
except yt_dlp.DownloadError as e: | |
error_msg = str(e) | |
if "Video unavailable" in error_msg: | |
return None, "β Video is unavailable or private" | |
elif "age-restricted" in error_msg.lower(): | |
return None, "β Video is age-restricted" | |
else: | |
return None, f"β Failed to get video info: {error_msg}" | |
except Exception as e: | |
return None, f"β An unexpected error occurred: {str(e)}" | |
def download_video(self, url, progress=gr.Progress(), cookiefile=None): | |
if not url or not url.strip(): | |
return None, "β Please enter a YouTube URL" | |
if not self.is_valid_youtube_url(url): | |
return None, "β Invalid YouTube URL. Please enter a valid YouTube video URL" | |
try: | |
progress(0.1, desc="Initializing download...") | |
ydl_opts = { | |
'format': 'best[ext=mp4]/best', | |
'outtmpl': os.path.join(self.download_dir, '%(title)s.%(ext)s'), | |
'noplaylist': True, | |
} | |
if cookiefile: | |
ydl_opts['cookiefile'] = cookiefile | |
progress(0.3, desc="Fetching video information...") | |
with yt_dlp.YoutubeDL(ydl_opts) as ydl: | |
try: | |
info = ydl.extract_info(url, download=False) | |
video_title = info.get('title', 'Unknown') | |
duration = info.get('duration', 0) | |
progress(0.5, desc=f"Downloading: {video_title[:50]}...") | |
ydl.download([url]) | |
progress(0.9, desc="Finalizing download...") | |
downloaded_files = list(Path(self.download_dir).glob('*')) | |
if downloaded_files: | |
downloaded_file = downloaded_files[0] | |
file_size = downloaded_file.stat().st_size / (1024 * 1024) | |
progress(1.0, desc="Download completed!") | |
success_message = f"β Successfully downloaded: {video_title}\n" | |
success_message += f"π File size: {file_size:.1f} MB\n" | |
success_message += f"β±οΈ Duration: {duration//60}:{duration%60:02d}" if duration else "" | |
return str(downloaded_file), success_message | |
else: | |
return None, "β Download completed but file not found" | |
except yt_dlp.DownloadError as e: | |
error_msg = str(e) | |
if "Video unavailable" in error_msg: | |
return None, "β Video is unavailable or private" | |
elif "age-restricted" in error_msg.lower(): | |
return None, "β Video is age-restricted and cannot be downloaded" | |
elif "copyright" in error_msg.lower(): | |
return None, "β Video cannot be downloaded due to copyright restrictions" | |
else: | |
return None, f"β Download failed: {error_msg}" | |
except Exception as e: | |
return None, f"β An unexpected error occurred: {str(e)}" | |
def cleanup(self): | |
try: | |
shutil.rmtree(self.download_dir, ignore_errors=True) | |
except: | |
pass | |
downloader = YouTubeDownloader() | |
def create_interface(): | |
with gr.Blocks(title="YouTube Video Downloader & Analyzer") as demo: | |
url_input = gr.Textbox(label="YouTube URL", placeholder="https://www.youtube.com/watch?v=...") | |
cookies_input = gr.File(label="Upload cookies.txt (optional)", type="filepath", file_types=[".txt"]) | |
download_btn = gr.Button("Download Video") | |
status_output = gr.Textbox(label="Download Status") | |
file_output = gr.File(label="Downloaded Video", visible=False) | |
analysis_btn = gr.Button("Show Analysis Results", visible=False) | |
analysis_output = gr.Textbox(label="Video Analysis Results", visible=False, lines=20) | |
video_info_state = gr.Textbox(value=False) | |
def handle_download(url, cookies_path): | |
if not url or not url.strip(): | |
return "Please enter a YouTube URL", gr.File(visible=False), gr.Button(visible=False), None | |
cookiefile = cookies_path.strip() if cookies_path and os.path.exists(cookies_path.strip()) else None | |
video_info, info_message = downloader.get_video_info(url, cookiefile=cookiefile) | |
file_path, download_message = downloader.download_video(url, cookiefile=cookiefile) | |
print(f"[DEBUG] Download message: {download_message}") | |
if file_path and video_info: | |
success_message = f"{download_message}\n\nVideo downloaded successfully! Click 'Show Analysis Results' to see detailed information." | |
return success_message, gr.File(value=file_path, visible=True), gr.Button(visible=True), gr.State(video_info) | |
elif file_path: | |
return f"{download_message}\n\nVideo downloaded but analysis data unavailable.", gr.File(value=file_path, visible=True), gr.Button(visible=False), gr.State("") | |
else: | |
return f"β Download failed:\n{download_message}", gr.File(visible=False), gr.Button(visible=False), gr.State(None) | |
def show_analysis(video_info): | |
print("[DEBUG] Received session_id:", session_id) | |
video_info = session_data.get(session_id) | |
if video_info: | |
return downloader.format_video_info(video_info), gr.Textbox(visible=True) | |
return "β No analysis data available.", gr.Textbox(visible=True) | |
download_btn.click(handle_download, inputs=[url_input, cookies_input], outputs=[status_output, file_output, analysis_btn, video_info_state]) | |
analysis_btn.click(show_analysis, inputs=[video_info_state], outputs=[analysis_output]) | |
url_input.submit(handle_download, inputs=[url_input, cookies_input], outputs=[status_output, file_output, analysis_btn, video_info_state]) | |
return demo | |
if __name__ == "__main__": | |
demo = create_interface() | |
import atexit | |
atexit.register(downloader.cleanup) | |
demo.launch() |