hash of beatmap file

osuRepy/replay.py

@@ -7,11 +7,26 @@ from .helpers import osuMods
 from .helpers import osuRanks
 from .helpers import typeSerializer
 
+from io import BufferedReader
 from os.path import isfile
 from hashlib import md5 as _md5
 
-def md5(str):
+def md5_str(data):
-	return _md5(str.encode("ascii")).hexdigest().encode()
+	if type(data) is str:
+		data = data.encode("ascii")
+	return _md5(data).hexdigest().encode()
+
+def md5_file(file):
+	if type(file) is not BufferedReader:
+		raise Exception("File is not a BufferedReader")
+
+	if file.mode != "rb":
+		raise Exception("File is not in ReadBytes mode")
+
+	hash = _md5()
+	for chunk in iter(lambda: file.read(4096), b""):
+		hash.update(chunk)
+	return hash.hexdigest()
 
 class Replay:
 	mode			= osuModes.STANDARD						# Byte
@@ -68,6 +83,12 @@ class Replay:
 			raise Exception("Invalid beatmap hash")
 		self.beatmap_hash = md5_hash
 
+	def set_beatmap(self, filepath):
+		if not isfile(filepath):
+			raise Exception("Beatmap file not found")
+		with open(filepath, "rb") as f:
+			self.beatmap_hash = md5_file(f)
+
 	def set_player_name(self, player_name):
 		self.player_name = player_name
 
@@ -92,7 +113,7 @@ class Replay:
 
 	def update_score_hash(self):
 		self.set_score_hash(
-			md5("%d%s%s%s%d%d" % (
+			md5_str("%d%s%s%s%d%d" % (
 					self.combo,			"osu",		self.player_name,
 					self.beatmap_hash,	self.score,	self.get_rank()
 				))