Items can requests their download URL by themselves

src/extractors/baseFile.py

@@ -4,7 +4,8 @@
 class song(object):
 	""" Represents a song in all services. Data will be filled by the service itself"""
 
-	def __init__(self):
+	def __init__(self, extractor):
+		self.extractor = extractor
 		self.bitrate = 0
 		self.title = ""
 		self.artist = ""
@@ -14,4 +15,7 @@ class song(object):
 		self.download_url = ""
 
 	def format_track(self):
-		return "{0}. {1}. {2}".format(self.title, self.duration, self.size)
+		return "{0}. {1}. {2}".format(self.title, self.duration, self.size)
+
+	def get_download_url(self):
+		self.download_url = self.extractor.get_download_url(self.url)

src/extractors/zaycev.py

@@ -22,7 +22,7 @@ class interface(object):
 		self.hd = [{'duration': re.search(D, str(x)).group()[13:], 'size': re.search(R, str(x)).group()[7:], 'bitrate': re.search(B, str(x)).group()[8:]} for x in soup.find_all('div', {'class': "result__snp"})]
 		self.results = []
 		for i in range(len(self.hd)):
-			s = baseFile.song()
+			s = baseFile.song(self)
 			s.title = self.dh[i][0]
 			s.url = self.dh[i][1]
 			s.duration = self.hd[i]["duration"]