├── readme.md
└── ed2k.py


/readme.md:
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 1 | ed2k
 2 | ====
 3 | 
 4 | Python port of https://gist.github.com/ubercow/6807214
 5 | 
 6 | Usage
 7 | -----
 8 | 
 9 | ```
10 | ./ed2k.py [files]
11 | ```
12 | 


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/ed2k.py:
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 1 | #!/usr/bin/env python3
 2 | 
 3 | import hashlib
 4 | import os, sys
 5 | from Crypto.Hash import MD4
 6 | 
 7 | if len(sys.argv) == 1:
 8 | 	print("This quickly gets ed2k links for anidb crequing.")
 9 | 	print("Usage: %s [files]" % sys.argv[0])
10 | 	exit()
11 | 
12 | def md4(x):
13 | 	h = MD4.new()
14 | 	h.update(x)
15 | 	return h
16 | 
17 | def ed2k(file_name):
18 | 	ed2k_block = 9500 * 1024
19 | 	ed2k_hash = b''
20 | 	file_size = None
21 | 	with open(file_name, 'rb') as f:
22 | 		file_size = os.fstat(f.fileno()).st_size #while at it, fetch the size of the file
23 | 		while True:
24 | 			block = f.read(ed2k_block)
25 | 			if not block:
26 | 				break
27 | 
28 | 			#hashes are concatenated md4 per block size for ed2k hash
29 | 			ed2k_hash += md4(block).digest()
30 | 		#on size of modulo block size, append another md4 hash of a blank string
31 | 		if file_size % ed2k_block == 0:
32 | 			ed2k_hash += md4('').digest()
33 | 
34 | 	#finally
35 | 	ed2k_hash = md4(ed2k_hash).hexdigest()
36 | 	return [ file_size, ed2k_hash ]
37 | 
38 | 
39 | # ed2k sample link: ed2k://|file|The_Two_Towers-The_Purist_Edit-Trailer.avi|14997504|965c013e991ee246d63d45ea71954c4d|/
40 | for file in sys.argv[1:]:
41 | 	filebase = os.path.basename(file)
42 | 	size, hash = ed2k(file)
43 | 	print("ed2k://|file|{filebase}|{size}|{hash}|/".format(filebase = filebase, size = size, hash = hash))
44 | 
45 | 


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