Fixed private videos breaking the script

README.md

@@ -6,6 +6,8 @@ This program will download all unlisted videos and descriptions in a given YouTu
 
 1. Clone the repository.
 2. Install youtube-dl Python library
+3. Get a YouTube API key following the instructions here [YouTube Data API Overview](https://developers.google.com/youtube/registering_an_application)
+4. Save the API key to a file called `youtube.key`
 ```sh
 pip install youtube_dl
 ```

youtube_api.py

@@ -22,6 +22,10 @@ class YouTubeAPI(object):
   def getVideoInfo(self, id):
     snippet = self.getVideo('snippet', id)
     status = self.getVideo('status', id)
+
+    # Check for private videos
+    if len(snippet['items']) == 0:
+      return '', '', '', '', '', '', 'private', id
     snippet = snippet['items'][0]['snippet']
     status = status['items'][0]['status']
     title = snippet['title']

yt-unlist-saver.py

@@ -66,17 +66,16 @@ filteredVideos = [video for video in videoInfo if getPrivacy(video) == 'unlisted
 ydl_opts = {
   'outtmpl': '{}/%(uploader)s-%(title)s-%(id)s.%(ext)s'.format(playlistDir)
 }
-for v in filteredVideos:
-  print(getYear(v), getId(v))
-  videoURL = 'https://www.youtube.com/watch?v='+getId(v)
-  with youtube_dl.YoutubeDL(ydl_opts) as ydl:
-    ydl.download([videoURL])
 
-    # Save metadata to file
-    description = open('{}/{}-{}-{}.txt'.format(playlistDir,
-                                                getChannel(v),
-                                                getTitle(v),
-                                                getId(v)), 'w')
+for v in filteredVideos:
+
+  # Save metadata to file
+  descriptionFile = '{}/{}-{}-{}.txt'.format(playlistDir,
+                                              getChannel(v),
+                                              getTitle(v).replace('/', ''),
+                                              getId(v))
+  if not os.path.exists(descriptionFile):
+    description = open(descriptionFile, 'w')
     description.write('Title: ' + getTitle(v) + '\n')
     description.write('Uploaded: ' + getUploadTime(v) + '\n')
     description.write('Channel: ' + getChannel(v) + '\n')
@@ -85,3 +84,8 @@ for v in filteredVideos:
     description.write('Tags: ' + getTags(v) + '\n')
     description.write('Video ID: ' + getId(v) + '\n')
     description.close()
+    
+    videoURL = 'https://www.youtube.com/watch?v='+getId(v)
+    with youtube_dl.YoutubeDL(ydl_opts) as ydl:
+      ydl.download([videoURL])
+