text: from __future__ import unicode_literals
  
  import re
  
  from .common import InfoExtractor
  from ..compat import (
      compat_b64decode,
      compat_str,
      compat_urllib_parse_urlencode,
  )
  from ..utils import (
      determine_ext,
      ExtractorError,
      float_or_none,
      int_or_none,
      try_get,
      unsmuggle_url,
  )
  
  
  class OoyalaBaseIE(InfoExtractor):
      _PLAYER_BASE = 'http://player.ooyala.com/'
      _CONTENT_TREE_BASE = _PLAYER_BASE + 'player_api/v1/content_tree/'
      _AUTHORIZATION_URL_TEMPLATE = _PLAYER_BASE + 'sas/player_api/v2/authorization/embed_code/%s/%s?'
  
      def _extract(self, content_tree_url, video_id, domain='example.org', supportedformats=None, embed_token=None):
          content_tree = self._download_json(content_tree_url, video_id)['content_tree']
          metadata = content_tree[list(content_tree)[0]]
          embed_code = metadata['embed_code']
          pcode = metadata.get('asset_pcode') or embed_code
          title = metadata['title']
  
          auth_data = self._download_json(
              self._AUTHORIZATION_URL_TEMPLATE % (pcode, embed_code)
              + compat_urllib_parse_urlencode({
                  'domain': domain,
                  'supportedFormats': supportedformats or 'mp4,rtmp,m3u8,hds,dash,smooth',
                  'embedToken': embed_token,
              }), video_id, headers=self.geo_verification_headers())
  
          cur_auth_data = auth_data['authorization_data'][embed_code]
  
          urls = []
          formats = []
          if cur_auth_data['authorized']:
              for stream in cur_auth_data['streams']:
                  url_data = try_get(stream, lambda x: x['url']['data'], compat_str)
                  if not url_data:
                      continue
                  s_url = compat_b64decode(url_data).decode('utf-8')
                  if not s_url or s_url in urls:
                      continue
                  urls.append(s_url)
                  ext = determine_ext(s_url, None)
                  delivery_type = stream.get('delivery_type')
                  if delivery_type == 'hls' or ext == 'm3u8':
                      formats.extend(self._extract_m3u8_formats(
                          re.sub(r'/ip(?:ad|hone)/', '/all/', s_url), embed_code, 'mp4', 'm3u8_native',
                          m3u8_id='hls', fatal=False))
                  elif delivery_type == 'hds' or ext == 'f4m':
                      formats.extend(self._extract_f4m_formats(
                          s_url + '?hdcore=3.7.0', embed_code, f4m_id='hds', fatal=False))
                  elif delivery_type == 'dash' or ext == 'mpd':
                      formats.extend(self._extract_mpd_formats(
                          s_url, embed_code, mpd_id='dash', fatal=False))
                  elif delivery_type == 'smooth':
                      self._extract_ism_formats(
                          s_url, embed_code, ism_id='mss', fatal=False)
                  elif ext == 'smil':
                      formats.extend(self._extract_smil_formats(
                          s_url, embed_code, fatal=False))
                  else:
                      formats.append({
                          'url': s_url,
                          'ext': ext or delivery_type,
                          'vcodec': stream.get('video_codec'),
                          'format_id': delivery_type,
                          'width': int_or_none(stream.get('width')),
                          'height': int_or_none(stream.get('height')),
                          'abr': int_or_none(stream.get('audio_bitrate')),
                          'vbr': int_or_none(stream.get('video_bitrate')),
                          'fps': float_or_none(stream.get('framerate')),
                      })
          else:
              raise ExtractorError('%s said: %s' % (
                  self.IE_NAME, cur_auth_data['message']), expected=True)
          self._sort_formats(formats)
  
          subtitles = {}
          for lang, sub in metadata.get('closed_captions_vtt', {}).get('captions', {}).items():
              sub_url = sub.get('url')
              if not sub_url:
                  continue
              subtitles[lang] = [{
                  'url': sub_url,
              }]
  
          return {
              'id': embed_code,
              'title': title,
              'description': metadata.get('description'),
              'thumbnail': metadata.get('thumbnail_image') or metadata.get('promo_image'),
              'duration': float_or_none(metadata.get('duration'), 1000),
              'subtitles': subtitles,
              'formats': formats,
          }
  
  
  class OoyalaIE(OoyalaBaseIE):
      _VALID_URL = r'(?:ooyala:|https?://.+?\.ooyala\.com/.*?(?:embedCode|ec)=)(?P<id>.+?)(&|$)'
  
      _TESTS = [
          {
              # From http://it.slashdot.org/story/13/04/25/178216/recovering-data-from-broken-hard-drives-and-ssds-video
              'url': 'http://player.ooyala.com/player.js?embedCode=pxczE2YjpfHfn1f3M-ykG_AmJRRn0PD8',
              'info_dict': {
                  'id': 'pxczE2YjpfHfn1f3M-ykG_AmJRRn0PD8',
                  'ext': 'mp4',
                  'title': 'Explaining Data Recovery from Hard Drives and SSDs',
                  'description': 'How badly damaged does a drive have to be to defeat Russell and his crew? Apparently, smashed to bits.',
                  'duration': 853.386,
              },
              # The video in the original webpage now uses PlayWire
              'skip': 'Ooyala said: movie expired',
          }, {
              # Only available for ipad
              'url': 'http://player.ooyala.com/player.js?embedCode=x1b3lqZDq9y_7kMyC2Op5qo-p077tXD0',
              'info_dict': {
                  'id': 'x1b3lqZDq9y_7kMyC2Op5qo-p077tXD0',
                  'ext': 'mp4',
                  'title': 'Simulation Overview - Levels of Simulation',
                  'duration': 194.948,
              },
          },
          {
              # Information available only through SAS api
              # From http://community.plm.automation.siemens.com/t5/News-NX-Manufacturing/Tool-Path-Divide/ba-p/4187
              'url': 'http://player.ooyala.com/player.js?embedCode=FiOG81ZTrvckcchQxmalf4aQj590qTEx',
              'md5': 'a84001441b35ea492bc03736e59e7935',
              'info_dict': {
                  'id': 'FiOG81ZTrvckcchQxmalf4aQj590qTEx',
                  'ext': 'mp4',
                  'title': 'Divide Tool Path.mp4',
                  'duration': 204.405,
              }
          },
          {
              # empty stream['url']['data']
              'url': 'http://player.ooyala.com/player.js?embedCode=w2bnZtYjE6axZ_dw1Cd0hQtXd_ige2Is',
              'only_matching': True,
          }
      ]
  
      @staticmethod
      def _url_for_embed_code(embed_code):
          return 'http://player.ooyala.com/player.js?embedCode=%s' % embed_code
  
      @classmethod
      def _build_url_result(cls, embed_code):
          return cls.url_result(cls._url_for_embed_code(embed_code),
                                ie=cls.ie_key())
  
      def _real_extract(self, url):
          url, smuggled_data = unsmuggle_url(url, {})
          embed_code = self._match_id(url)
          domain = smuggled_data.get('domain')
          supportedformats = smuggled_data.get('supportedformats')
          embed_token = smuggled_data.get('embed_token')
          content_tree_url = self._CONTENT_TREE_BASE + 'embed_code/%s/%s' % (embed_code, embed_code)
          return self._extract(content_tree_url, embed_code, domain, supportedformats, embed_token)
  
  
  class OoyalaExternalIE(OoyalaBaseIE):
      _VALID_URL = r'''(?x)
                      (?:
                          ooyalaexternal:|
                          https?://.+?\.ooyala\.com/.*?\bexternalId=
                      )
                      (?P<partner_id>[^:]+)
                      :
                      (?P<id>.+)
                      (?:
                          :|
                          .*?&pcode=
                      )
                      (?P<pcode>.+?)
                      (?:&|$)
                      '''
  
      _TEST = {
          'url': 'https://player.ooyala.com/player.js?externalId=espn:10365079&pcode=1kNG061cgaoolOncv54OAO1ceO-I&adSetCode=91cDU6NuXTGKz3OdjOxFdAgJVtQcKJnI&callback=handleEvents&hasModuleParams=1&height=968&playerBrandingId=7af3bd04449c444c964f347f11873075&targetReplaceId=videoPlayer&width=1656&wmode=opaque&allowScriptAccess=always',
          'info_dict': {
              'id': 'FkYWtmazr6Ed8xmvILvKLWjd4QvYZpzG',
              'ext': 'mp4',
              'title': 'dm_140128_30for30Shorts___JudgingJewellv2',
              'duration': 1302.0,
          },
          'params': {
              # m3u8 download
              'skip_download': True,
          },
      }
  
      def _real_extract(self, url):
          partner_id, video_id, pcode = re.match(self._VALID_URL, url).groups()
          content_tree_url = self._CONTENT_TREE_BASE + 'external_id/%s/%s:%s' % (pcode, partner_id, video_id)
          return self._extract(content_tree_url, video_id)
  