yt-dlp/youtube_dl/extractor/generic.py
2014-03-05 14:02:14 +01:00

491 lines
20 KiB
Python
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

# encoding: utf-8
from __future__ import unicode_literals
import os
import re
import xml.etree.ElementTree
from .common import InfoExtractor
from .youtube import YoutubeIE
from ..utils import (
compat_urllib_error,
compat_urllib_parse,
compat_urllib_request,
compat_urlparse,
compat_xml_parse_error,
ExtractorError,
HEADRequest,
smuggle_url,
unescapeHTML,
unified_strdate,
url_basename,
)
from .brightcove import BrightcoveIE
from .ooyala import OoyalaIE
class GenericIE(InfoExtractor):
IE_DESC = 'Generic downloader that works on some sites'
_VALID_URL = r'.*'
IE_NAME = 'generic'
_TESTS = [
{
'url': 'http://www.hodiho.fr/2013/02/regis-plante-sa-jeep.html',
'file': '13601338388002.mp4',
'md5': '6e15c93721d7ec9e9ca3fdbf07982cfd',
'info_dict': {
'uploader': 'www.hodiho.fr',
'title': 'R\u00e9gis plante sa Jeep',
}
},
# bandcamp page with custom domain
{
'add_ie': ['Bandcamp'],
'url': 'http://bronyrock.com/track/the-pony-mash',
'file': '3235767654.mp3',
'info_dict': {
'title': 'The Pony Mash',
'uploader': 'M_Pallante',
},
'skip': 'There is a limit of 200 free downloads / month for the test song',
},
# embedded brightcove video
# it also tests brightcove videos that need to set the 'Referer' in the
# http requests
{
'add_ie': ['Brightcove'],
'url': 'http://www.bfmtv.com/video/bfmbusiness/cours-bourse/cours-bourse-l-analyse-technique-154522/',
'info_dict': {
'id': '2765128793001',
'ext': 'mp4',
'title': 'Le cours de bourse : lanalyse technique',
'description': 'md5:7e9ad046e968cb2d1114004aba466fd9',
'uploader': 'BFM BUSINESS',
},
'params': {
'skip_download': True,
},
},
{
# https://github.com/rg3/youtube-dl/issues/2253
'url': 'http://bcove.me/i6nfkrc3',
'file': '3101154703001.mp4',
'md5': '0ba9446db037002366bab3b3eb30c88c',
'info_dict': {
'title': 'Still no power',
'uploader': 'thestar.com',
'description': 'Mississauga resident David Farmer is still out of power as a result of the ice storm a month ago. To keep the house warm, Farmer cuts wood from his property for a wood burning stove downstairs.',
},
'add_ie': ['Brightcove'],
},
# Direct link to a video
{
'url': 'http://media.w3.org/2010/05/sintel/trailer.mp4',
'md5': '67d406c2bcb6af27fa886f31aa934bbe',
'info_dict': {
'id': 'trailer',
'ext': 'mp4',
'title': 'trailer',
'upload_date': '20100513',
}
},
# ooyala video
{
'url': 'http://www.rollingstone.com/music/videos/norwegian-dj-cashmere-cat-goes-spartan-on-with-me-premiere-20131219',
'md5': '5644c6ca5d5782c1d0d350dad9bd840c',
'info_dict': {
'id': 'BwY2RxaTrTkslxOfcan0UCf0YqyvWysJ',
'ext': 'mp4',
'title': '2cc213299525360.mov', # that's what we get
},
},
# google redirect
{
'url': 'http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CCUQtwIwAA&url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DcmQHVoWB5FY&ei=F-sNU-LLCaXk4QT52ICQBQ&usg=AFQjCNEw4hL29zgOohLXvpJ-Bdh2bils1Q&bvm=bv.61965928,d.bGE',
'info_dict': {
'id': 'cmQHVoWB5FY',
'ext': 'mp4',
'upload_date': '20130224',
'uploader_id': 'TheVerge',
'description': 'Chris Ziegler takes a look at the Alcatel OneTouch Fire and the ZTE Open; two of the first Firefox OS handsets to be officially announced.',
'uploader': 'The Verge',
'title': 'First Firefox OS phones side-by-side',
},
'params': {
'skip_download': False,
}
},
# embed.ly video
{
'url': 'http://www.tested.com/science/weird/460206-tested-grinding-coffee-2000-frames-second/',
'info_dict': {
'id': '9ODmcdjQcHQ',
'ext': 'mp4',
},
# No need to test YoutubeIE here
'params': {
'skip_download': True,
},
},
]
def report_download_webpage(self, video_id):
"""Report webpage download."""
if not self._downloader.params.get('test', False):
self._downloader.report_warning('Falling back on generic information extractor.')
super(GenericIE, self).report_download_webpage(video_id)
def report_following_redirect(self, new_url):
"""Report information extraction."""
self._downloader.to_screen('[redirect] Following redirect to %s' % new_url)
def _send_head(self, url):
"""Check if it is a redirect, like url shorteners, in case return the new url."""
class HEADRedirectHandler(compat_urllib_request.HTTPRedirectHandler):
"""
Subclass the HTTPRedirectHandler to make it use our
HEADRequest also on the redirected URL
"""
def redirect_request(self, req, fp, code, msg, headers, newurl):
if code in (301, 302, 303, 307):
newurl = newurl.replace(' ', '%20')
newheaders = dict((k,v) for k,v in req.headers.items()
if k.lower() not in ("content-length", "content-type"))
return HEADRequest(newurl,
headers=newheaders,
origin_req_host=req.get_origin_req_host(),
unverifiable=True)
else:
raise compat_urllib_error.HTTPError(req.get_full_url(), code, msg, headers, fp)
class HTTPMethodFallback(compat_urllib_request.BaseHandler):
"""
Fallback to GET if HEAD is not allowed (405 HTTP error)
"""
def http_error_405(self, req, fp, code, msg, headers):
fp.read()
fp.close()
newheaders = dict((k,v) for k,v in req.headers.items()
if k.lower() not in ("content-length", "content-type"))
return self.parent.open(compat_urllib_request.Request(req.get_full_url(),
headers=newheaders,
origin_req_host=req.get_origin_req_host(),
unverifiable=True))
# Build our opener
opener = compat_urllib_request.OpenerDirector()
for handler in [compat_urllib_request.HTTPHandler, compat_urllib_request.HTTPDefaultErrorHandler,
HTTPMethodFallback, HEADRedirectHandler,
compat_urllib_request.HTTPErrorProcessor, compat_urllib_request.HTTPSHandler]:
opener.add_handler(handler())
response = opener.open(HEADRequest(url))
if response is None:
raise ExtractorError('Invalid URL protocol')
return response
def _extract_rss(self, url, video_id, doc):
playlist_title = doc.find('./channel/title').text
playlist_desc_el = doc.find('./channel/description')
playlist_desc = None if playlist_desc_el is None else playlist_desc_el.text
entries = [{
'_type': 'url',
'url': e.find('link').text,
'title': e.find('title').text,
} for e in doc.findall('./channel/item')]
return {
'_type': 'playlist',
'id': url,
'title': playlist_title,
'description': playlist_desc,
'entries': entries,
}
def _real_extract(self, url):
parsed_url = compat_urlparse.urlparse(url)
if not parsed_url.scheme:
default_search = self._downloader.params.get('default_search')
if default_search is None:
default_search = 'auto'
if default_search == 'auto':
if '/' in url:
self._downloader.report_warning('The url doesn\'t specify the protocol, trying with http')
return self.url_result('http://' + url)
else:
return self.url_result('ytsearch:' + url)
else:
assert ':' in default_search
return self.url_result(default_search + url)
video_id = os.path.splitext(url.rstrip('/').split('/')[-1])[0]
self.to_screen('%s: Requesting header' % video_id)
try:
response = self._send_head(url)
# Check for redirect
new_url = response.geturl()
if url != new_url:
self.report_following_redirect(new_url)
return self.url_result(new_url)
# Check for direct link to a video
content_type = response.headers.get('Content-Type', '')
m = re.match(r'^(?P<type>audio|video|application(?=/ogg$))/(?P<format_id>.+)$', content_type)
if m:
upload_date = response.headers.get('Last-Modified')
if upload_date:
upload_date = unified_strdate(upload_date)
return {
'id': video_id,
'title': os.path.splitext(url_basename(url))[0],
'formats': [{
'format_id': m.group('format_id'),
'url': url,
'vcodec': 'none' if m.group('type') == 'audio' else None
}],
'upload_date': upload_date,
}
except compat_urllib_error.HTTPError:
# This may be a stupid server that doesn't like HEAD, our UA, or so
pass
try:
webpage = self._download_webpage(url, video_id)
except ValueError:
# since this is the last-resort InfoExtractor, if
# this error is thrown, it'll be thrown here
raise ExtractorError('Failed to download URL: %s' % url)
self.report_extraction(video_id)
# Is it an RSS feed?
try:
doc = xml.etree.ElementTree.fromstring(webpage.encode('utf-8'))
if doc.tag == 'rss':
return self._extract_rss(url, video_id, doc)
except compat_xml_parse_error:
pass
# it's tempting to parse this further, but you would
# have to take into account all the variations like
# Video Title - Site Name
# Site Name | Video Title
# Video Title - Tagline | Site Name
# and so on and so forth; it's just not practical
video_title = self._html_search_regex(
r'(?s)<title>(.*?)</title>', webpage, 'video title',
default='video')
# video uploader is domain name
video_uploader = self._search_regex(
r'^(?:https?://)?([^/]*)/.*', url, 'video uploader')
# Look for BrightCove:
bc_urls = BrightcoveIE._extract_brightcove_urls(webpage)
if bc_urls:
self.to_screen('Brightcove video detected.')
entries = [{
'_type': 'url',
'url': smuggle_url(bc_url, {'Referer': url}),
'ie_key': 'Brightcove'
} for bc_url in bc_urls]
return {
'_type': 'playlist',
'title': video_title,
'id': video_id,
'entries': entries,
}
# Look for embedded (iframe) Vimeo player
mobj = re.search(
r'<iframe[^>]+?src="((?:https?:)?//player\.vimeo\.com/video/.+?)"', webpage)
if mobj:
player_url = unescapeHTML(mobj.group(1))
surl = smuggle_url(player_url, {'Referer': url})
return self.url_result(surl, 'Vimeo')
# Look for embedded (swf embed) Vimeo player
mobj = re.search(
r'<embed[^>]+?src="(https?://(?:www\.)?vimeo\.com/moogaloop\.swf.+?)"', webpage)
if mobj:
return self.url_result(mobj.group(1), 'Vimeo')
# Look for embedded YouTube player
matches = re.findall(r'''(?x)
(?:<iframe[^>]+?src=|embedSWF\(\s*)
(["\'])(?P<url>(?:https?:)?//(?:www\.)?youtube\.com/
(?:embed|v)/.+?)
\1''', webpage)
if matches:
urlrs = [self.url_result(unescapeHTML(tuppl[1]), 'Youtube')
for tuppl in matches]
return self.playlist_result(
urlrs, playlist_id=video_id, playlist_title=video_title)
# Look for embedded Dailymotion player
matches = re.findall(
r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:www\.)?dailymotion\.com/embed/video/.+?)\1', webpage)
if matches:
urlrs = [self.url_result(unescapeHTML(tuppl[1]), 'Dailymotion')
for tuppl in matches]
return self.playlist_result(
urlrs, playlist_id=video_id, playlist_title=video_title)
# Look for embedded Wistia player
match = re.search(
r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:fast\.)?wistia\.net/embed/iframe/.+?)\1', webpage)
if match:
return {
'_type': 'url_transparent',
'url': unescapeHTML(match.group('url')),
'ie_key': 'Wistia',
'uploader': video_uploader,
'title': video_title,
'id': video_id,
}
# Look for embedded blip.tv player
mobj = re.search(r'<meta\s[^>]*https?://api\.blip\.tv/\w+/redirect/\w+/(\d+)', webpage)
if mobj:
return self.url_result('http://blip.tv/a/a-'+mobj.group(1), 'BlipTV')
mobj = re.search(r'<(?:iframe|embed|object)\s[^>]*(https?://(?:\w+\.)?blip\.tv/(?:play/|api\.swf#)[a-zA-Z0-9]+)', webpage)
if mobj:
return self.url_result(mobj.group(1), 'BlipTV')
# Look for Bandcamp pages with custom domain
mobj = re.search(r'<meta property="og:url"[^>]*?content="(.*?bandcamp\.com.*?)"', webpage)
if mobj is not None:
burl = unescapeHTML(mobj.group(1))
# Don't set the extractor because it can be a track url or an album
return self.url_result(burl)
# Look for embedded Vevo player
mobj = re.search(
r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:cache\.)?vevo\.com/.+?)\1', webpage)
if mobj is not None:
return self.url_result(mobj.group('url'))
# Look for Ooyala videos
mobj = re.search(r'player.ooyala.com/[^"?]+\?[^"]*?(?:embedCode|ec)=([^"&]+)', webpage)
if mobj is not None:
return OoyalaIE._build_url_result(mobj.group(1))
# Look for Aparat videos
mobj = re.search(r'<iframe src="(http://www\.aparat\.com/video/[^"]+)"', webpage)
if mobj is not None:
return self.url_result(mobj.group(1), 'Aparat')
# Look for MPORA videos
mobj = re.search(r'<iframe .*?src="(http://mpora\.(?:com|de)/videos/[^"]+)"', webpage)
if mobj is not None:
return self.url_result(mobj.group(1), 'Mpora')
# Look for embedded NovaMov player
mobj = re.search(
r'<iframe[^>]+?src=(["\'])(?P<url>http://(?:(?:embed|www)\.)?novamov\.com/embed\.php.+?)\1', webpage)
if mobj is not None:
return self.url_result(mobj.group('url'), 'NovaMov')
# Look for embedded NowVideo player
mobj = re.search(
r'<iframe[^>]+?src=(["\'])(?P<url>http://(?:(?:embed|www)\.)?nowvideo\.(?:ch|sx|eu)/embed\.php.+?)\1', webpage)
if mobj is not None:
return self.url_result(mobj.group('url'), 'NowVideo')
# Look for embedded Facebook player
mobj = re.search(
r'<iframe[^>]+?src=(["\'])(?P<url>https://www\.facebook\.com/video/embed.+?)\1', webpage)
if mobj is not None:
return self.url_result(mobj.group('url'), 'Facebook')
# Look for embedded VK player
mobj = re.search(r'<iframe[^>]+?src=(["\'])(?P<url>https?://vk\.com/video_ext\.php.+?)\1', webpage)
if mobj is not None:
return self.url_result(mobj.group('url'), 'VK')
# Look for embedded Huffington Post player
mobj = re.search(
r'<iframe[^>]+?src=(["\'])(?P<url>https?://embed\.live\.huffingtonpost\.com/.+?)\1', webpage)
if mobj is not None:
return self.url_result(mobj.group('url'), 'HuffPost')
# Look for embed.ly
mobj = re.search(r'class=["\']embedly-card["\'][^>]href=["\'](?P<url>[^"\']+)', webpage)
if mobj is not None:
return self.url_result(mobj.group('url'))
mobj = re.search(r'class=["\']embedly-embed["\'][^>]src=["\'][^"\']*url=(?P<url>[^&]+)', webpage)
if mobj is not None:
return self.url_result(compat_urllib_parse.unquote(mobj.group('url')))
# Start with something easy: JW Player in SWFObject
mobj = re.search(r'flashvars: [\'"](?:.*&)?file=(http[^\'"&]*)', webpage)
if mobj is None:
# Look for gorilla-vid style embedding
mobj = re.search(r'(?s)(?:jw_plugins|JWPlayerOptions).*?file\s*:\s*["\'](.*?)["\']', webpage)
if mobj is None:
# Broaden the search a little bit
mobj = re.search(r'[^A-Za-z0-9]?(?:file|source)=(http[^\'"&]*)', webpage)
if mobj is None:
# Broaden the search a little bit: JWPlayer JS loader
mobj = re.search(r'[^A-Za-z0-9]?file["\']?:\s*["\'](http(?![^\'"]+\.[0-9]+[\'"])[^\'"]+)["\']', webpage)
if mobj is None:
# Try to find twitter cards info
mobj = re.search(r'<meta (?:property|name)="twitter:player:stream" (?:content|value)="(.+?)"', webpage)
if mobj is None:
# We look for Open Graph info:
# We have to match any number spaces between elements, some sites try to align them (eg.: statigr.am)
m_video_type = re.search(r'<meta.*?property="og:video:type".*?content="video/(.*?)"', webpage)
# We only look in og:video if the MIME type is a video, don't try if it's a Flash player:
if m_video_type is not None:
mobj = re.search(r'<meta.*?property="og:video".*?content="(.*?)"', webpage)
if mobj is None:
# HTML5 video
mobj = re.search(r'<video[^<]*(?:>.*?<source.*?)? src="([^"]+)"', webpage, flags=re.DOTALL)
if mobj is None:
mobj = re.search(
r'(?i)<meta\s+(?=(?:[a-z-]+="[^"]+"\s+)*http-equiv="refresh")'
r'(?:[a-z-]+="[^"]+"\s+)*?content="[0-9]{,2};url=\'([^\']+)\'"',
webpage)
if mobj:
new_url = mobj.group(1)
self.report_following_redirect(new_url)
return {
'_type': 'url',
'url': new_url,
}
if mobj is None:
raise ExtractorError('Unsupported URL: %s' % url)
# It's possible that one of the regexes
# matched, but returned an empty group:
if mobj.group(1) is None:
raise ExtractorError('Did not find a valid video URL at %s' % url)
video_url = mobj.group(1)
video_url = compat_urlparse.urljoin(url, video_url)
video_id = compat_urllib_parse.unquote(os.path.basename(video_url))
# Sometimes, jwplayer extraction will result in a YouTube URL
if YoutubeIE.suitable(video_url):
return self.url_result(video_url, 'Youtube')
# here's a fun little line of code for you:
video_id = os.path.splitext(video_id)[0]
return {
'id': video_id,
'url': video_url,
'uploader': video_uploader,
'title': video_title,
}