Raphaël G. Git Repositories - youtubedl/blob - youtube_dl/extractor/bliptv.py

   1 import datetime
   2 import json
   3 import os
   4 import re
   5 import socket
   6
   7 from .common import InfoExtractor
   8 from ..utils import (
   9     compat_http_client,
  10     compat_parse_qs,
  11     compat_str,
  12     compat_urllib_error,
  13     compat_urllib_parse_urlparse,
  14     compat_urllib_request,
  15
  16     ExtractorError,
  17     unescapeHTML,
  18 )
  19
  20
  21 class BlipTVIE(InfoExtractor):
  22     """Information extractor for blip.tv"""
  23
  24     _VALID_URL = r'^(?:https?://)?(?:\w+\.)?blip\.tv/((.+/)|(play/)|(api\.swf#))(.+)$'
  25     _URL_EXT = r'^.*\.([a-z0-9]+)$'
  26     IE_NAME = u'blip.tv'
  27     _TEST = {
  28         u'url': u'http://blip.tv/cbr/cbr-exclusive-gotham-city-imposters-bats-vs-jokerz-short-3-5796352',
  29         u'file': u'5779306.m4v',
  30         u'md5': u'b2d849efcf7ee18917e4b4d9ff37cafe',
  31         u'info_dict': {
  32             u"upload_date": u"20111205",
  33             u"description": u"md5:9bc31f227219cde65e47eeec8d2dc596",
  34             u"uploader": u"Comic Book Resources - CBR TV",
  35             u"title": u"CBR EXCLUSIVE: \"Gotham City Imposters\" Bats VS Jokerz Short 3"
  36         }
  37     }
  38
  39     def report_direct_download(self, title):
  40         """Report information extraction."""
  41         self.to_screen(u'%s: Direct download detected' % title)
  42
  43     def _real_extract(self, url):
  44         mobj = re.match(self._VALID_URL, url)
  45         if mobj is None:
  46             raise ExtractorError(u'Invalid URL: %s' % url)
  47
  48         # See https://github.com/rg3/youtube-dl/issues/857
  49         api_mobj = re.match(r'http://a\.blip\.tv/api\.swf#(?P<video_id>[\d\w]+)', url)
  50         if api_mobj is not None:
  51             url = 'http://blip.tv/play/g_%s' % api_mobj.group('video_id')
  52         urlp = compat_urllib_parse_urlparse(url)
  53         if urlp.path.startswith('/play/'):
  54             request = compat_urllib_request.Request(url)
  55             response = compat_urllib_request.urlopen(request)
  56             redirecturl = response.geturl()
  57             rurlp = compat_urllib_parse_urlparse(redirecturl)
  58             file_id = compat_parse_qs(rurlp.fragment)['file'][0].rpartition('/')[2]
  59             url = 'http://blip.tv/a/a-' + file_id
  60             return self._real_extract(url)
  61
  62
  63         if '?' in url:
  64             cchar = '&'
  65         else:
  66             cchar = '?'
  67         json_url = url + cchar + 'skin=json&version=2&no_wrap=1'
  68         request = compat_urllib_request.Request(json_url)
  69         request.add_header('User-Agent', 'iTunes/10.6.1')
  70         self.report_extraction(mobj.group(1))
  71         info = None
  72         try:
  73             urlh = compat_urllib_request.urlopen(request)
  74             if urlh.headers.get('Content-Type', '').startswith('video/'): # Direct download
  75                 basename = url.split('/')[-1]
  76                 title,ext = os.path.splitext(basename)
  77                 title = title.decode('UTF-8')
  78                 ext = ext.replace('.', '')
  79                 self.report_direct_download(title)
  80                 info = {
  81                     'id': title,
  82                     'url': url,
  83                     'uploader': None,
  84                     'upload_date': None,
  85                     'title': title,
  86                     'ext': ext,
  87                     'urlhandle': urlh
  88                 }
  89         except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
  90             raise ExtractorError(u'ERROR: unable to download video info webpage: %s' % compat_str(err))
  91         if info is None: # Regular URL
  92             try:
  93                 json_code_bytes = urlh.read()
  94                 json_code = json_code_bytes.decode('utf-8')
  95             except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
  96                 raise ExtractorError(u'Unable to read video info webpage: %s' % compat_str(err))
  97
  98             try:
  99                 json_data = json.loads(json_code)
 100                 if 'Post' in json_data:
 101                     data = json_data['Post']
 102                 else:
 103                     data = json_data
 104
 105                 upload_date = datetime.datetime.strptime(data['datestamp'], '%m-%d-%y %H:%M%p').strftime('%Y%m%d')
 106                 video_url = data['media']['url']
 107                 umobj = re.match(self._URL_EXT, video_url)
 108                 if umobj is None:
 109                     raise ValueError('Can not determine filename extension')
 110                 ext = umobj.group(1)
 111
 112                 info = {
 113                     'id': data['item_id'],
 114                     'url': video_url,
 115                     'uploader': data['display_name'],
 116                     'upload_date': upload_date,
 117                     'title': data['title'],
 118                     'ext': ext,
 119                     'format': data['media']['mimeType'],
 120                     'thumbnail': data['thumbnailUrl'],
 121                     'description': data['description'],
 122                     'player_url': data['embedUrl'],
 123                     'user_agent': 'iTunes/10.6.1',
 124                 }
 125             except (ValueError,KeyError) as err:
 126                 raise ExtractorError(u'Unable to parse video information: %s' % repr(err))
 127
 128         return [info]
 129
 130
 131 class BlipTVUserIE(InfoExtractor):
 132     """Information Extractor for blip.tv users."""
 133
 134     _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?blip\.tv/)|bliptvuser:)([^/]+)/*$'
 135     _PAGE_SIZE = 12
 136     IE_NAME = u'blip.tv:user'
 137
 138     def _real_extract(self, url):
 139         # Extract username
 140         mobj = re.match(self._VALID_URL, url)
 141         if mobj is None:
 142             raise ExtractorError(u'Invalid URL: %s' % url)
 143
 144         username = mobj.group(1)
 145
 146         page_base = 'http://m.blip.tv/pr/show_get_full_episode_list?users_id=%s&lite=0&esi=1'
 147
 148         page = self._download_webpage(url, username, u'Downloading user page')
 149         mobj = re.search(r'data-users-id="([^"]+)"', page)
 150         page_base = page_base % mobj.group(1)
 151
 152
 153         # Download video ids using BlipTV Ajax calls. Result size per
 154         # query is limited (currently to 12 videos) so we need to query
 155         # page by page until there are no video ids - it means we got
 156         # all of them.
 157
 158         video_ids = []
 159         pagenum = 1
 160
 161         while True:
 162             url = page_base + "&page=" + str(pagenum)
 163             page = self._download_webpage(url, username,
 164                                           u'Downloading video ids from page %d' % pagenum)
 165
 166             # Extract video identifiers
 167             ids_in_page = []
 168
 169             for mobj in re.finditer(r'href="/([^"]+)"', page):
 170                 if mobj.group(1) not in ids_in_page:
 171                     ids_in_page.append(unescapeHTML(mobj.group(1)))
 172
 173             video_ids.extend(ids_in_page)
 174
 175             # A little optimization - if current page is not
 176             # "full", ie. does not contain PAGE_SIZE video ids then
 177             # we can assume that this page is the last one - there
 178             # are no more ids on further pages - no need to query
 179             # again.
 180
 181             if len(ids_in_page) < self._PAGE_SIZE:
 182                 break
 183
 184             pagenum += 1
 185
 186         urls = [u'http://blip.tv/%s' % video_id for video_id in video_ids]
 187         url_entries = [self.url_result(url, 'BlipTV') for url in urls]
 188         return [self.playlist_result(url_entries, playlist_title = username)]