Allow changes to run under Python 3
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parent
97b3656c2e
commit
48ea9cea77
youtube_dl
@ -3,6 +3,8 @@ __all__ = ['aes_encrypt', 'key_expansion', 'aes_ctr_decrypt', 'aes_decrypt_text'
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import base64
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from math import ceil
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from .utils import bytes_to_intlist
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BLOCK_SIZE_BYTES = 16
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def aes_ctr_decrypt(data, key, counter):
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@ -16,7 +18,7 @@ def aes_ctr_decrypt(data, key, counter):
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@returns {int[]} decrypted data
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"""
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expanded_key = key_expansion(key)
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block_count = int(ceil(float(len(data)) / BLOCK_SIZE_BYTES))
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block_count = int(ceil(float(len(data)) // BLOCK_SIZE_BYTES))
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decrypted_data=[]
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for i in range(block_count):
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@ -40,7 +42,7 @@ def key_expansion(data):
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data = data[:] # copy
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rcon_iteration = 1
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key_size_bytes = len(data)
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expanded_key_size_bytes = (key_size_bytes/4 + 7) * BLOCK_SIZE_BYTES
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expanded_key_size_bytes = (key_size_bytes // 4 + 7) * BLOCK_SIZE_BYTES
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while len(data) < expanded_key_size_bytes:
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temp = data[-4:]
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@ -72,7 +74,7 @@ def aes_encrypt(data, expanded_key):
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@param {int[]} expanded_key 176/208/240-Byte expanded key
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@returns {int[]} 16-Byte cipher
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"""
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rounds = len(expanded_key) / BLOCK_SIZE_BYTES - 1
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rounds = len(expanded_key) // BLOCK_SIZE_BYTES - 1
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data = xor(data, expanded_key[:BLOCK_SIZE_BYTES])
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for i in range(1, rounds+1):
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@ -99,11 +101,11 @@ def aes_decrypt_text(data, password, key_size_bytes):
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"""
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NONCE_LENGTH_BYTES = 8
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data = map(lambda c: ord(c), base64.b64decode(data))
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password = map(lambda c: ord(c), password.encode('utf-8'))
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data = bytes_to_intlist(base64.b64decode(data))
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password = bytes_to_intlist(password.encode('utf-8'))
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key = password[:key_size_bytes] + [0]*(key_size_bytes - len(password))
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key = aes_encrypt(key[:BLOCK_SIZE_BYTES], key_expansion(key)) * (key_size_bytes / BLOCK_SIZE_BYTES)
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key = aes_encrypt(key[:BLOCK_SIZE_BYTES], key_expansion(key)) * (key_size_bytes // BLOCK_SIZE_BYTES)
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nonce = data[:NONCE_LENGTH_BYTES]
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cipher = data[NONCE_LENGTH_BYTES:]
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@ -143,7 +145,7 @@ MIX_COLUMN_MATRIX = ((2,3,1,1),
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(3,1,1,2))
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def sub_bytes(data):
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return map(lambda x: SBOX[x], data)
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return [SBOX[x] for x in data]
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def rotate(data):
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return data[1:] + [data[0]]
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@ -156,7 +158,7 @@ def key_schedule_core(data, rcon_iteration):
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return data
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def xor(data1, data2):
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return map(lambda (x,y): x^y, zip(data1, data2))
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return [x^y for x, y in zip(data1, data2)]
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def mix_column(data):
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data_mixed = []
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@ -5,6 +5,7 @@ import sys
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from .common import InfoExtractor
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from ..utils import (
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compat_str,
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compat_urllib_parse_urlparse,
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compat_urllib_request,
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@ -79,13 +80,16 @@ class YouPornIE(InfoExtractor):
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links = re.findall(LINK_RE, download_list_html)
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# Get link of hd video
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encrypted_video_url = self._html_search_regex(r'var encryptedURL = \'(?P<encrypted_video_url>[a-zA-Z0-9+/]+={0,2})\';',
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encrypted_video_url = self._html_search_regex(
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r'var encrypted(?:Quality[0-9]+)?URL = \'(?P<encrypted_video_url>[a-zA-Z0-9+/]+={0,2})\';',
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webpage, u'encrypted_video_url')
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video_url = unicode( aes_decrypt_text(encrypted_video_url, video_title, 32), 'utf-8')
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video_url = aes_decrypt_text(encrypted_video_url, video_title, 32)
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print(video_url)
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assert isinstance(video_url, compat_str)
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if video_url.split('/')[6].split('_')[0] == u'720p': # only add if 720p to avoid duplicates
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links = [video_url] + links
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if(len(links) == 0):
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if not links:
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raise ExtractorError(u'ERROR: no known formats available for video')
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self.to_screen(u'Links found: %d' % len(links))
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@ -122,7 +126,7 @@ class YouPornIE(InfoExtractor):
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self._print_formats(formats)
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return
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req_format = self._downloader.params.get('format', None)
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req_format = self._downloader.params.get('format', 'best')
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self.to_screen(u'Format: %s' % req_format)
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if req_format is None or req_format == 'best':
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@ -708,3 +708,13 @@ class DateRange(object):
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return self.start <= date <= self.end
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def __str__(self):
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return '%s - %s' % ( self.start.isoformat(), self.end.isoformat())
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def bytes_to_intlist(bs):
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if not bs:
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return []
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if isinstance(bs[0], int): # Python 3
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return list(bs)
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else:
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return [ord(c) for c in bs]
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