replaced "blowfish" with "pycryptodome" for faster decryption

deemix/api/deezer.py

@@ -2,7 +2,7 @@
 import binascii
 import hashlib
 
-import blowfish
+from Crypto.Cipher import Blowfish
 import pyaes
 import requests
 
@@ -241,24 +241,26 @@ class Deezer:
 	def decrypt_track(self, track_id, input, output):
 		response = open(input, 'rb')
 		outfile = open(output, 'wb')
-		cipher = blowfish.Cipher(str.encode(self._get_blowfish_key(str(track_id))))
+		blowfish_key = str.encode(self._get_blowfish_key(str(track_id)))
+		blowfish = Blowfish.new(blowfish_key, Blowfish.MODE_CBC, b"\x00\x01\x02\x03\x04\x05\x06\x07")
 		i = 0
 		while True:
 			chunk = response.read(2048)
 			if not chunk:
 				break
 			if (i % 3) == 0 and len(chunk) == 2048:
-				chunk = b"".join(cipher.decrypt_cbc(chunk, b"\x00\x01\x02\x03\x04\x05\x06\x07"))
+				chunk = blowfish.decrypt(chunk)
 			outfile.write(chunk)
 			i += 1
 
 	def stream_track(self, track_id, url, stream):
 		request = requests.get(url, stream=True)
-		cipher = blowfish.Cipher(str.encode(self._get_blowfish_key(str(track_id))))
+		blowfish_key = str.encode(self._get_blowfish_key(str(track_id)))
+		blowfish = Blowfish.new(blowfish_key, Blowfish.MODE_CBC, b"\x00\x01\x02\x03\x04\x05\x06\x07")
 		i = 0
 		for chunk in request.iter_content(2048):
 			if (i % 3) == 0 and len(chunk) == 2048:
-				chunk = b"".join(cipher.decrypt_cbc(chunk, b"\x00\x01\x02\x03\x04\x05\x06\x07"))
+				chunk = blowfish.decrypt(chunk)
 			stream.write(chunk)
 			i += 1
 

requirements.txt

@@ -1,5 +1,5 @@
 pyaes
-blowfish
+pycryptodome
 mutagen
 click
 requests