Update app.py

app.py

@@ -197,6 +197,109 @@
 
 
 
+# import streamlit as st
+# import yt_dlp
+# import os
+# from pathlib import Path
+
+# # Set page config
+# st.set_page_config(page_title="YouTube Video Downloader", page_icon="📺")
+
+# # Set the title of the app
+# st.title("YouTube Video Downloader 📺")
+
+# # Create output directory if it doesn't exist
+# output_dir = Path("downloads")
+# output_dir.mkdir(exist_ok=True)
+
+# # Input field for YouTube video URL
+# video_url = st.text_input("Enter YouTube Video URL:", placeholder="https://www.youtube.com/watch?v=...")
+
+# # Function to download video
+# def download_video(url):
+#     try:
+#         ydl_opts = {
+#             'format': 'bestvideo+bestaudio/best',
+#             'outtmpl': str(output_dir / '%(title)s.%(ext)s'),
+#             'merge_output_format': 'webm',
+#             # Add these options to mimic browser behavior
+#             'quiet': True,
+#             'no_warnings': True,
+#             'user_agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
+#             'referer': 'https://www.youtube.com/',
+#             'cookiefile': 'youtube.com_cookies.txt',  # 쿠키 파일 사용
+#             'socket_timeout': 30,
+#             'http_chunk_size': 10485760,  # 10MB
+#         }
+
+#         # Progress placeholder
+#         progress_bar = st.progress(0)
+#         status_text = st.empty()
+        
+#         def progress_hook(d):
+#             if d['status'] == 'downloading':
+#                 try:
+#                     progress = d['downloaded_bytes'] / d['total_bytes']
+#                     progress_bar.progress(progress)
+#                     status_text.text(f"Downloading: {progress:.1%}")
+#                 except:
+#                     status_text.text("Downloading... (size unknown)")
+#             elif d['status'] == 'finished':
+#                 progress_bar.progress(1.0)
+#                 status_text.text("Processing...")
+
+#         ydl_opts['progress_hooks'] = [progress_hook]
+        
+#         with yt_dlp.YoutubeDL(ydl_opts) as ydl:
+#             info = ydl.extract_info(url, download=True)
+#             filename = ydl.prepare_filename(info)
+#             return filename
+
+#     except Exception as e:
+#         st.error(f"An error occurred: {str(e)}")
+#         return None
+
+# # Download button
+# if st.button("Download"):
+#     if video_url:
+#         try:
+#             with st.spinner("Preparing download..."):
+#                 downloaded_file_path = download_video(video_url)
+                
+#             if downloaded_file_path and os.path.exists(downloaded_file_path):
+#                 with open(downloaded_file_path, 'rb') as file:
+#                     st.download_button(
+#                         label="Click here to download",
+#                         data=file,
+#                         file_name=os.path.basename(downloaded_file_path),
+#                         mime="application/octet-stream"
+#                     )
+#                 st.success("✅ Download ready!")
+#             else:
+#                 st.error("❌ Download failed. Please try again.")
+#         except Exception as e:
+#             st.error(f"❌ An error occurred: {str(e)}")
+#     else:
+#         st.warning("⚠️ Please enter a valid YouTube URL.")
+
+# # Help section
+# with st.expander("ℹ️ Help & Troubleshooting"):
+#     st.markdown("""
+#     **If you're experiencing download issues:**
+    
+#     1. Cookie Authentication Method:
+#        - Install a browser extension like "Get cookies.txt"
+#        - Visit YouTube and ensure you're logged in
+#        - Export cookies to 'youtube.com_cookies.txt'
+#        - Place the file in the same directory as this app
+    
+#     2. Alternative Solutions:
+#        - Try different videos
+#        - Check if the video is public/not age-restricted
+#        - Try again later if YouTube is blocking requests
+#     """)
+
+
 import streamlit as st
 import yt_dlp
 import os
@@ -212,26 +315,35 @@ st.title("YouTube Video Downloader 📺")
 output_dir = Path("downloads")
 output_dir.mkdir(exist_ok=True)
 
+# Check if cookies file exists
+COOKIES_FILE = 'youtube.com_cookies.txt'
+has_cookies = os.path.exists(COOKIES_FILE)
+
+if has_cookies:
+    st.success("✅ Cookie file detected - Enhanced download capabilities enabled")
+else:
+    st.warning("⚠️ No cookie file found - Some videos might be restricted")
+
 # Input field for YouTube video URL
 video_url = st.text_input("Enter YouTube Video URL:", placeholder="https://www.youtube.com/watch?v=...")
 
-# Function to download video
 def download_video(url):
     try:
         ydl_opts = {
             'format': 'bestvideo+bestaudio/best',
             'outtmpl': str(output_dir / '%(title)s.%(ext)s'),
-            'merge_output_format': 'webm',
-            # Add these options to mimic browser behavior
+            'merge_output_format': 'mp4',
             'quiet': True,
             'no_warnings': True,
             'user_agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
             'referer': 'https://www.youtube.com/',
-            'cookiefile': 'youtube.com_cookies.txt',  # 쿠키 파일 사용
-            'socket_timeout': 30,
-            'http_chunk_size': 10485760,  # 10MB
+            'http_chunk_size': 10485760
         }
 
+        # Add cookies file if available
+        if has_cookies:
+            ydl_opts['cookiefile'] = COOKIES_FILE
+
         # Progress placeholder
         progress_bar = st.progress(0)
         status_text = st.empty()
@@ -283,18 +395,16 @@ if st.button("Download"):
         st.warning("⚠️ Please enter a valid YouTube URL.")
 
 # Help section
-with st.expander("ℹ️ Help & Troubleshooting"):
+with st.expander("ℹ️ Help & Information"):
     st.markdown("""
-    **If you're experiencing download issues:**
-    
-    1. Cookie Authentication Method:
-       - Install a browser extension like "Get cookies.txt"
-       - Visit YouTube and ensure you're logged in
-       - Export cookies to 'youtube.com_cookies.txt'
-       - Place the file in the same directory as this app
+    **About Cookie Authentication:**
+    - This app uses cookie authentication to bypass YouTube's bot detection
+    - Cookies help the app behave like a logged-in browser
+    - No personal data is stored or transmitted
     
-    2. Alternative Solutions:
-       - Try different videos
-       - Check if the video is public/not age-restricted
-       - Try again later if YouTube is blocking requests
+    **If downloads fail:**
+    1. Check if the video is public
+    2. Verify the URL is correct
+    3. Try a different video
+    4. Try again later if YouTube is blocking requests
     """)