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[youtubedl] / youtube_dl / extractor / internetvideoarchive.py
1 import re
2 import xml.etree.ElementTree
3
4 from .common import InfoExtractor
5 from ..utils import (
6 compat_urlparse,
7 compat_urllib_parse,
8 xpath_with_ns,
9 determine_ext,
10 )
11
12
13 class InternetVideoArchiveIE(InfoExtractor):
14 _VALID_URL = r'https?://video\.internetvideoarchive\.net/flash/players/.*?\?.*?publishedid.*?'
15
16 _TEST = {
17 u'url': u'http://video.internetvideoarchive.net/flash/players/flashconfiguration.aspx?customerid=69249&publishedid=452693&playerid=247',
18 u'file': u'452693.mp4',
19 u'info_dict': {
20 u'title': u'SKYFALL',
21 u'description': u'In SKYFALL, Bond\'s loyalty to M is tested as her past comes back to haunt her. As MI6 comes under attack, 007 must track down and destroy the threat, no matter how personal the cost.',
22 u'duration': 153,
23 },
24 }
25
26 @staticmethod
27 def _build_url(query):
28 return 'http://video.internetvideoarchive.net/flash/players/flashconfiguration.aspx?' + query
29
30 @staticmethod
31 def _clean_query(query):
32 NEEDED_ARGS = ['publishedid', 'customerid']
33 query_dic = compat_urlparse.parse_qs(query)
34 cleaned_dic = dict((k,v[0]) for (k,v) in query_dic.items() if k in NEEDED_ARGS)
35 # Other player ids return m3u8 urls
36 cleaned_dic['playerid'] = '247'
37 cleaned_dic['videokbrate'] = '100000'
38 return compat_urllib_parse.urlencode(cleaned_dic)
39
40 def _real_extract(self, url):
41 query = compat_urlparse.urlparse(url).query
42 query_dic = compat_urlparse.parse_qs(query)
43 video_id = query_dic['publishedid'][0]
44 url = self._build_url(query)
45
46 flashconfiguration_xml = self._download_webpage(url, video_id,
47 u'Downloading flash configuration')
48 flashconfiguration = xml.etree.ElementTree.fromstring(flashconfiguration_xml.encode('utf-8'))
49 file_url = flashconfiguration.find('file').text
50 file_url = file_url.replace('/playlist.aspx', '/mrssplaylist.aspx')
51 # Replace some of the parameters in the query to get the best quality
52 # and http links (no m3u8 manifests)
53 file_url = re.sub(r'(?<=\?)(.+)$',
54 lambda m: self._clean_query(m.group()),
55 file_url)
56 info_xml = self._download_webpage(file_url, video_id,
57 u'Downloading video info')
58 info = xml.etree.ElementTree.fromstring(info_xml.encode('utf-8'))
59 item = info.find('channel/item')
60
61 def _bp(p):
62 return xpath_with_ns(p,
63 {'media': 'http://search.yahoo.com/mrss/',
64 'jwplayer': 'http://developer.longtailvideo.com/trac/wiki/FlashFormats'})
65 formats = []
66 for content in item.findall(_bp('media:group/media:content')):
67 attr = content.attrib
68 f_url = attr['url']
69 formats.append({
70 'url': f_url,
71 'ext': determine_ext(f_url),
72 'width': int(attr['width']),
73 'bitrate': int(attr['bitrate']),
74 })
75 formats = sorted(formats, key=lambda f: f['bitrate'])
76
77 return {
78 'id': video_id,
79 'title': item.find('title').text,
80 'formats': formats,
81 'thumbnail': item.find(_bp('media:thumbnail')).attrib['url'],
82 'description': item.find('description').text,
83 'duration': int(attr['duration']),
84 }