Added Support for downloads from text files and also added a lyrics p…

…rovider. (#859)

* Added ability to download songs from a text file.

* Added Genius as a lyrics provider.

* Update songObj.py

* Fixed duplicates

* Used 're' to scrape lyrics and much more.

* autopep8 is a pain **

* autopep8 again :-(

* Made the necessary changes

* Minor Changes.

* Reverted back to C-Strings.

* Updated for readability.

Author: @s1as3r

README.md

@@ -43,16 +43,10 @@ you use spotDL v3 and open issues for problems that you come across.
     $pip install spotdl
     ```
 
-2. For v3,
-    - Clone this repo
-        ```
-        $git clone https://github.com/spotDL/spotify-downloader.git
-        ```
-    - Run setup.py
-        ```
-        $ cd spotify-downloader
-        $ python setup.py install
-        ```
+2. For v3, (latest version)
+    ```
+    $pip install https://github.com/spotDL/spotify-downloader/archive/master.zip
+    ```
         
 3. Voila !
 
@@ -62,7 +56,7 @@ To download a song run,
     # spotdl $trackUrl
     spotdl https://open.spotify.com/track/08mG3Y1vljYA6bvDt4Wqkj?si=SxezdxmlTx-CaVoucHmrUA
 
-To download a album run,
+To download an album run,
     
     # spotdl $albumUrl
     spotdl https://open.spotify.com/album/2YMWspDGtbDgYULXvVQFM6?si=gF5dOQm8QUSo-NdZVsFjAQ
@@ -99,3 +93,7 @@ tracks for more speed.
 1. [@ritiek](https://github.com/ritiek) for creating and maintaining spotDL for 4 years
 2. [@rocketinventor](https://github.com/rocketinventor) for figuring out the YouTube Music querying
 3. [@Mikhail-Zex](https://github.com/Mikhail-Zex) for, never mind...
+
+# A few interesting forks
+1. [aasmpro/spotify/downloader](https://github.com/aasmpro/spotify-downloader)
+    - Sets metadata for songs that are already downloaded (v2 only.)

spotdl/__main__.py

@@ -69,10 +69,10 @@ def console_entry_point():
         sys.stderr = quiet()
 
     initialize(
-        clientId='4fe3fecfe5334023a1472516cc99d805',
-        clientSecret='0f02b7c483c04257984695007a4a8d5c'
+        clientId     = '4fe3fecfe5334023a1472516cc99d805',
+        clientSecret = '0f02b7c483c04257984695007a4a8d5c'
         )
-    
+
     downloader = DownloadManager()
 
     for request in cliArgs[1:]:
@@ -98,11 +98,22 @@ def console_entry_point():
             songObjList = get_playlist_tracks(request)
 
             downloader.download_multiple_songs(songObjList)
-
+
+        elif request.endswith('.txt'):
+            print('Fetching songs from %s...' % request)
+            songObjList = []
+
+            with open(request, 'r') as songFile:
+                for songLink in songFile.readlines():
+                    song = SongObj.from_url(songLink)
+                    songObjList.append(song)
+
+            downloader.download_multiple_songs(songObjList)
+
         elif request.endswith('.spotdlTrackingFile'):
             print('Preparing to resume download...')
             downloader.resume_download_from_tracking_file(request)
-        
+
         else:
             print('Searching for song "%s"...' % request)
             try:
@@ -111,10 +122,10 @@ def console_entry_point():
 
             except Exception:
                 print('No song named "%s" could be found on spotify' % request)
-    
+
     downloader.close()
 
 if __name__ == '__main__':
     freeze_support()
 
-    console_entry_point()
+    console_entry_point()

spotdl/download/downloader.py

@@ -12,6 +12,7 @@
 from spotdl.patches.pyTube import YouTube
 
 from mutagen.easyid3 import EasyID3, ID3
+from mutagen.id3 import USLT
 from mutagen.id3 import APIC as AlbumCover
 
 from urllib.request import urlopen
@@ -217,6 +218,14 @@ def download_song(songObj: SongObj, displayManager: DisplayManager = None,
         data = rawAlbumArt
     )
 
+    #! adding lyrics
+    try:
+        lyrics = songObj.get_song_lyrics()
+        USLTOutput = USLT(encoding=3, lang=u'eng', desc=u'desc', text=lyrics)
+        audioFile["USLT::'eng'"] = USLTOutput
+    except:
+        pass
+
     audioFile.save(v2_version = 3)
 
     # Do the necessary cleanup