+ tv_webpage = dl_webpage('tv')
+
+ assignments = self._search_regex(
+ r'(var.+?mediastring.+?)</script>', tv_webpage,
+ 'encoded url').split(';')
+
+ js_vars = {}
+
+ def parse_js_value(inp):
+ inp = re.sub(r'/\*(?:(?!\*/).)*?\*/', '', inp)
+ if '+' in inp:
+ inps = inp.split('+')
+ return functools.reduce(
+ operator.concat, map(parse_js_value, inps))
+ inp = inp.strip()
+ if inp in js_vars:
+ return js_vars[inp]
+ return remove_quotes(inp)
+
+ for assn in assignments:
+ assn = assn.strip()
+ if not assn:
+ continue
+ assn = re.sub(r'var\s+', '', assn)
+ vname, value = assn.split('=', 1)
+ js_vars[vname] = parse_js_value(value)
+
+ video_url = js_vars['mediastring']
+
+ title = self._search_regex(
+ r'<h1>([^>]+)</h1>', tv_webpage, 'title', default=None)
+
+ # video_title from flashvars contains whitespace instead of non-ASCII (see
+ # http://www.pornhub.com/view_video.php?viewkey=1331683002), not relying
+ # on that anymore.
+ title = title or self._html_search_meta(
+ 'twitter:title', webpage, default=None) or self._search_regex(
+ (r'<h1[^>]+class=["\']title["\'][^>]*>(?P<title>[^<]+)',
+ r'<div[^>]+data-video-title=(["\'])(?P<title>.+?)\1',
+ r'shareTitle\s*=\s*(["\'])(?P<title>.+?)\1'),
+ webpage, 'title', group='title')
+
+ flashvars = self._parse_json(
+ self._search_regex(
+ r'var\s+flashvars_\d+\s*=\s*({.+?});', webpage, 'flashvars', default='{}'),
+ video_id)
+ if flashvars:
+ thumbnail = flashvars.get('image_url')
+ duration = int_or_none(flashvars.get('video_duration'))
+ else:
+ title, thumbnail, duration = [None] * 3
+