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deemix-py
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simplified padding and AES encryption

This commit is contained in:
uh_wot 2020-04-06 23:20:15 +02:00
parent 1f5ca4fe9a
commit f88dfe1684
1 changed files with 3 additions and 10 deletions
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13
deemix/api/deezer.py
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@ -1,6 +1,7 @@
#!/usr/bin/env python3
import binascii
from Cryptodome.Hash import MD5
from Cryptodome.Util.Padding import pad
from Cryptodome.Cipher import Blowfish, AES
import requests
@ -270,13 +271,6 @@ class Deezer:
h.update(str.encode(data) if isinstance(data, str) else data)
return h.hexdigest()
def _ecb_crypt(self, key, data):
res = b''
for _ in range(int(len(data) / 16)):
res += binascii.hexlify(AES.new(key, AES.MODE_ECB).encrypt(data[:16]))
data = data[16:]
return res
def _get_blowfish_key(self, trackId):
SECRET = 'g4el58wc' + '0zvf9na1'
idMd5 = self._md5(trackId)
@ -290,9 +284,8 @@ class Deezer:
[str.encode(md5), str.encode(str(format)), str.encode(str(sng_id)), str.encode(str(media_version))])
md5val = self._md5(urlPart)
step2 = str.encode(md5val) + b'\xa4' + urlPart + b'\xa4'
while len(step2) % 16 > 0:
step2 += b'.'
urlPart = self._ecb_crypt(b'jo6aey6haid2Teih', step2)
step2 = pad(step2, 16)
urlPart = binascii.hexlify(AES.new(b'jo6aey6haid2Teih', AES.MODE_ECB).encrypt(step2))
return "https://e-cdns-proxy-" + md5[0] + ".dzcdn.net/mobile/1/" + urlPart.decode("utf-8")
def get_track_from_metadata(self, artist, track, album):