diff options
Diffstat (limited to 'youtube_dl/extractor/daisuki.py')
| -rw-r--r-- | youtube_dl/extractor/daisuki.py | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/youtube_dl/extractor/daisuki.py b/youtube_dl/extractor/daisuki.py new file mode 100644 index 000000000..5c9ac68a0 --- /dev/null +++ b/youtube_dl/extractor/daisuki.py @@ -0,0 +1,153 @@ +from __future__ import unicode_literals + +import base64 +import json +import random +import re + +from .common import InfoExtractor +from ..aes import ( + aes_cbc_decrypt, + aes_cbc_encrypt, +) +from ..utils import ( + bytes_to_intlist, + bytes_to_long, + extract_attributes, + ExtractorError, + intlist_to_bytes, + js_to_json, + int_or_none, + long_to_bytes, + pkcs1pad, +) + + +class DaisukiMottoIE(InfoExtractor): + _VALID_URL = r'https?://motto\.daisuki\.net/framewatch/embed/[^/]+/(?P<id>[0-9a-zA-Z]{3})' + + _TEST = { + 'url': 'http://motto.daisuki.net/framewatch/embed/embedDRAGONBALLSUPERUniverseSurvivalsaga/V2e/760/428', + 'info_dict': { + 'id': 'V2e', + 'ext': 'mp4', + 'title': '#117 SHOWDOWN OF LOVE! ANDROIDS VS UNIVERSE 2!!', + 'subtitles': { + 'mul': [{ + 'ext': 'ttml', + }], + }, + }, + 'params': { + 'skip_download': True, # AES-encrypted HLS stream + }, + } + + # The public key in PEM format can be found in clientlibs_anime_watch.min.js + _RSA_KEY = (0xc5524c25e8e14b366b3754940beeb6f96cb7e2feef0b932c7659a0c5c3bf173d602464c2df73d693b513ae06ff1be8f367529ab30bf969c5640522181f2a0c51ea546ae120d3d8d908595e4eff765b389cde080a1ef7f1bbfb07411cc568db73b7f521cedf270cbfbe0ddbc29b1ac9d0f2d8f4359098caffee6d07915020077d, 65537) + + def _real_extract(self, url): + video_id = self._match_id(url) + + webpage = self._download_webpage(url, video_id) + + flashvars = self._parse_json(self._search_regex( + r'(?s)var\s+flashvars\s*=\s*({.+?});', webpage, 'flashvars'), + video_id, transform_source=js_to_json) + + iv = [0] * 16 + + data = {} + for key in ('device_cd', 'mv_id', 'ss1_prm', 'ss2_prm', 'ss3_prm', 'ss_id'): + data[key] = flashvars.get(key, '') + + encrypted_rtn = None + + # Some AES keys are rejected. Try it with different AES keys + for idx in range(5): + aes_key = [random.randint(0, 254) for _ in range(32)] + padded_aeskey = intlist_to_bytes(pkcs1pad(aes_key, 128)) + + n, e = self._RSA_KEY + encrypted_aeskey = long_to_bytes(pow(bytes_to_long(padded_aeskey), e, n)) + init_data = self._download_json( + 'http://motto.daisuki.net/fastAPI/bgn/init/', + video_id, query={ + 's': flashvars.get('s', ''), + 'c': flashvars.get('ss3_prm', ''), + 'e': url, + 'd': base64.b64encode(intlist_to_bytes(aes_cbc_encrypt( + bytes_to_intlist(json.dumps(data)), + aes_key, iv))).decode('ascii'), + 'a': base64.b64encode(encrypted_aeskey).decode('ascii'), + }, note='Downloading JSON metadata' + (' (try #%d)' % (idx + 1) if idx > 0 else '')) + + if 'rtn' in init_data: + encrypted_rtn = init_data['rtn'] + break + + self._sleep(5, video_id) + + if encrypted_rtn is None: + raise ExtractorError('Failed to fetch init data') + + rtn = self._parse_json( + intlist_to_bytes(aes_cbc_decrypt(bytes_to_intlist( + base64.b64decode(encrypted_rtn)), + aes_key, iv)).decode('utf-8').rstrip('\0'), + video_id) + + title = rtn['title_str'] + + formats = self._extract_m3u8_formats( + rtn['play_url'], video_id, ext='mp4', entry_protocol='m3u8_native') + + subtitles = {} + caption_url = rtn.get('caption_url') + if caption_url: + # mul: multiple languages + subtitles['mul'] = [{ + 'url': caption_url, + 'ext': 'ttml', + }] + + return { + 'id': video_id, + 'title': title, + 'formats': formats, + 'subtitles': subtitles, + } + + +class DaisukiMottoPlaylistIE(InfoExtractor): + _VALID_URL = r'https?://motto\.daisuki\.net/(?P<id>information)/' + + _TEST = { + 'url': 'http://motto.daisuki.net/information/', + 'info_dict': { + 'title': 'DRAGON BALL SUPER', + }, + 'playlist_mincount': 117, + } + + def _real_extract(self, url): + playlist_id = self._match_id(url) + + webpage = self._download_webpage(url, playlist_id) + + entries = [] + for li in re.findall(r'(<li[^>]+?data-product_id="[a-zA-Z0-9]{3}"[^>]+>)', webpage): + attr = extract_attributes(li) + ad_id = attr.get('data-ad_id') + product_id = attr.get('data-product_id') + if ad_id and product_id: + episode_id = attr.get('data-chapter') + entries.append({ + '_type': 'url_transparent', + 'url': 'http://motto.daisuki.net/framewatch/embed/%s/%s/760/428' % (ad_id, product_id), + 'episode_id': episode_id, + 'episode_number': int_or_none(episode_id), + 'ie_key': 'DaisukiMotto', + }) + + return self.playlist_result(entries, playlist_title='DRAGON BALL SUPER') |