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291 lines
12 KiB
291 lines
12 KiB
# encoding: utf-8 |
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import os |
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import re |
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from .common import InfoExtractor |
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from ..utils import ( |
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compat_urllib_error, |
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compat_urllib_parse, |
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compat_urllib_request, |
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compat_urlparse, |
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ExtractorError, |
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smuggle_url, |
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unescapeHTML, |
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) |
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from .brightcove import BrightcoveIE |
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class GenericIE(InfoExtractor): |
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IE_DESC = u'Generic downloader that works on some sites' |
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_VALID_URL = r'.*' |
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IE_NAME = u'generic' |
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_TESTS = [ |
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{ |
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u'url': u'http://www.hodiho.fr/2013/02/regis-plante-sa-jeep.html', |
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u'file': u'13601338388002.mp4', |
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u'md5': u'6e15c93721d7ec9e9ca3fdbf07982cfd', |
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u'info_dict': { |
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u"uploader": u"www.hodiho.fr", |
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u"title": u"R\u00e9gis plante sa Jeep" |
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} |
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}, |
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# embedded vimeo video |
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{ |
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u'add_ie': ['Vimeo'], |
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u'url': u'http://skillsmatter.com/podcast/home/move-semanticsperfect-forwarding-and-rvalue-references', |
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u'file': u'22444065.mp4', |
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u'md5': u'2903896e23df39722c33f015af0666e2', |
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u'info_dict': { |
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u'title': u'ACCU 2011: Move Semantics,Perfect Forwarding, and Rvalue references- Scott Meyers- 13/04/2011', |
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u"uploader_id": u"skillsmatter", |
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u"uploader": u"Skills Matter", |
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} |
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}, |
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# bandcamp page with custom domain |
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{ |
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u'add_ie': ['Bandcamp'], |
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u'url': u'http://bronyrock.com/track/the-pony-mash', |
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u'file': u'3235767654.mp3', |
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u'info_dict': { |
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u'title': u'The Pony Mash', |
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u'uploader': u'M_Pallante', |
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}, |
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u'skip': u'There is a limit of 200 free downloads / month for the test song', |
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}, |
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# embedded brightcove video |
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# it also tests brightcove videos that need to set the 'Referer' in the |
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# http requests |
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{ |
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u'add_ie': ['Brightcove'], |
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u'url': u'http://www.bfmtv.com/video/bfmbusiness/cours-bourse/cours-bourse-l-analyse-technique-154522/', |
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u'info_dict': { |
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u'id': u'2765128793001', |
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u'ext': u'mp4', |
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u'title': u'Le cours de bourse : l’analyse technique', |
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u'description': u'md5:7e9ad046e968cb2d1114004aba466fd9', |
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u'uploader': u'BFM BUSINESS', |
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}, |
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u'params': { |
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u'skip_download': True, |
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}, |
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}, |
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] |
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def report_download_webpage(self, video_id): |
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"""Report webpage download.""" |
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if not self._downloader.params.get('test', False): |
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self._downloader.report_warning(u'Falling back on generic information extractor.') |
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super(GenericIE, self).report_download_webpage(video_id) |
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def report_following_redirect(self, new_url): |
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"""Report information extraction.""" |
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self._downloader.to_screen(u'[redirect] Following redirect to %s' % new_url) |
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def _test_redirect(self, url): |
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"""Check if it is a redirect, like url shorteners, in case return the new url.""" |
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class HeadRequest(compat_urllib_request.Request): |
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def get_method(self): |
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return "HEAD" |
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class HEADRedirectHandler(compat_urllib_request.HTTPRedirectHandler): |
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""" |
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Subclass the HTTPRedirectHandler to make it use our |
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HeadRequest also on the redirected URL |
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""" |
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def redirect_request(self, req, fp, code, msg, headers, newurl): |
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if code in (301, 302, 303, 307): |
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newurl = newurl.replace(' ', '%20') |
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newheaders = dict((k,v) for k,v in req.headers.items() |
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if k.lower() not in ("content-length", "content-type")) |
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return HeadRequest(newurl, |
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headers=newheaders, |
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origin_req_host=req.get_origin_req_host(), |
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unverifiable=True) |
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else: |
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raise compat_urllib_error.HTTPError(req.get_full_url(), code, msg, headers, fp) |
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class HTTPMethodFallback(compat_urllib_request.BaseHandler): |
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""" |
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Fallback to GET if HEAD is not allowed (405 HTTP error) |
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""" |
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def http_error_405(self, req, fp, code, msg, headers): |
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fp.read() |
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fp.close() |
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newheaders = dict((k,v) for k,v in req.headers.items() |
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if k.lower() not in ("content-length", "content-type")) |
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return self.parent.open(compat_urllib_request.Request(req.get_full_url(), |
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headers=newheaders, |
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origin_req_host=req.get_origin_req_host(), |
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unverifiable=True)) |
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# Build our opener |
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opener = compat_urllib_request.OpenerDirector() |
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for handler in [compat_urllib_request.HTTPHandler, compat_urllib_request.HTTPDefaultErrorHandler, |
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HTTPMethodFallback, HEADRedirectHandler, |
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compat_urllib_request.HTTPErrorProcessor, compat_urllib_request.HTTPSHandler]: |
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opener.add_handler(handler()) |
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response = opener.open(HeadRequest(url)) |
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if response is None: |
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raise ExtractorError(u'Invalid URL protocol') |
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new_url = response.geturl() |
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if url == new_url: |
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return False |
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self.report_following_redirect(new_url) |
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return new_url |
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def _real_extract(self, url): |
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parsed_url = compat_urlparse.urlparse(url) |
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if not parsed_url.scheme: |
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self._downloader.report_warning('The url doesn\'t specify the protocol, trying with http') |
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return self.url_result('http://' + url) |
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try: |
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new_url = self._test_redirect(url) |
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if new_url: |
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return [self.url_result(new_url)] |
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except compat_urllib_error.HTTPError: |
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# This may be a stupid server that doesn't like HEAD, our UA, or so |
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pass |
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video_id = url.split('/')[-1] |
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try: |
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webpage = self._download_webpage(url, video_id) |
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except ValueError: |
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# since this is the last-resort InfoExtractor, if |
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# this error is thrown, it'll be thrown here |
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raise ExtractorError(u'Failed to download URL: %s' % url) |
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self.report_extraction(video_id) |
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# it's tempting to parse this further, but you would |
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# have to take into account all the variations like |
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# Video Title - Site Name |
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# Site Name | Video Title |
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# Video Title - Tagline | Site Name |
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# and so on and so forth; it's just not practical |
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video_title = self._html_search_regex( |
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r'(?s)<title>(.*?)</title>', webpage, u'video title', |
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default=u'video') |
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# video uploader is domain name |
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video_uploader = self._search_regex( |
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r'^(?:https?://)?([^/]*)/.*', url, u'video uploader') |
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# Look for BrightCove: |
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bc_url = BrightcoveIE._extract_brightcove_url(webpage) |
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if bc_url is not None: |
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self.to_screen(u'Brightcove video detected.') |
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return self.url_result(bc_url, 'Brightcove') |
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# Look for embedded Vimeo player |
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mobj = re.search( |
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r'<iframe[^>]+?src="(https?://player.vimeo.com/video/.+?)"', webpage) |
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if mobj: |
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player_url = unescapeHTML(mobj.group(1)) |
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surl = smuggle_url(player_url, {'Referer': url}) |
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return self.url_result(surl, 'Vimeo') |
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# Look for embedded YouTube player |
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matches = re.findall( |
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r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:www\.)?youtube\.com/embed/.+?)\1', webpage) |
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if matches: |
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urlrs = [self.url_result(unescapeHTML(tuppl[1]), 'Youtube') |
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for tuppl in matches] |
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return self.playlist_result( |
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urlrs, playlist_id=video_id, playlist_title=video_title) |
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# Look for embedded Dailymotion player |
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matches = re.findall( |
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r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:www\.)?dailymotion\.com/embed/video/.+?)\1', webpage) |
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if matches: |
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urlrs = [self.url_result(unescapeHTML(tuppl[1]), 'Dailymotion') |
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for tuppl in matches] |
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return self.playlist_result( |
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urlrs, playlist_id=video_id, playlist_title=video_title) |
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# Look for embedded Wistia player |
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match = re.search( |
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r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:fast\.)?wistia\.net/embed/iframe/.+?)\1', webpage) |
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if match: |
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return { |
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'_type': 'url_transparent', |
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'url': unescapeHTML(match.group('url')), |
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'ie_key': 'Wistia', |
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'uploader': video_uploader, |
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'title': video_title, |
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'id': video_id, |
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} |
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# Look for embedded blip.tv player |
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mobj = re.search(r'<meta\s[^>]*https?://api.blip.tv/\w+/redirect/\w+/(\d+)', webpage) |
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if mobj: |
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return self.url_result('http://blip.tv/seo/-'+mobj.group(1), 'BlipTV') |
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mobj = re.search(r'<(?:iframe|embed|object)\s[^>]*https?://(?:\w+\.)?blip.tv/(?:play/|api\.swf#)([a-zA-Z0-9]+)', webpage) |
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if mobj: |
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player_url = 'http://blip.tv/play/%s.x?p=1' % mobj.group(1) |
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player_page = self._download_webpage(player_url, mobj.group(1)) |
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blip_video_id = self._search_regex(r'data-episode-id="(\d+)', player_page, u'blip_video_id', fatal=False) |
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if blip_video_id: |
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return self.url_result('http://blip.tv/seo/-'+blip_video_id, 'BlipTV') |
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# Look for Bandcamp pages with custom domain |
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mobj = re.search(r'<meta property="og:url"[^>]*?content="(.*?bandcamp\.com.*?)"', webpage) |
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if mobj is not None: |
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burl = unescapeHTML(mobj.group(1)) |
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# Don't set the extractor because it can be a track url or an album |
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return self.url_result(burl) |
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# Look for embedded Vevo player |
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mobj = re.search( |
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r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:cache\.)?vevo\.com/.+?)\1', webpage) |
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if mobj is not None: |
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return self.url_result(mobj.group('url')) |
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# Start with something easy: JW Player in SWFObject |
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mobj = re.search(r'flashvars: [\'"](?:.*&)?file=(http[^\'"&]*)', webpage) |
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if mobj is None: |
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# Broaden the search a little bit |
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mobj = re.search(r'[^A-Za-z0-9]?(?:file|source)=(http[^\'"&]*)', webpage) |
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if mobj is None: |
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# Broaden the search a little bit: JWPlayer JS loader |
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mobj = re.search(r'[^A-Za-z0-9]?file["\']?:\s*["\'](http[^\'"]*)', webpage) |
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if mobj is None: |
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# Try to find twitter cards info |
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mobj = re.search(r'<meta (?:property|name)="twitter:player:stream" (?:content|value)="(.+?)"', webpage) |
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if mobj is None: |
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# We look for Open Graph info: |
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# We have to match any number spaces between elements, some sites try to align them (eg.: statigr.am) |
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m_video_type = re.search(r'<meta.*?property="og:video:type".*?content="video/(.*?)"', webpage) |
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# We only look in og:video if the MIME type is a video, don't try if it's a Flash player: |
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if m_video_type is not None: |
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mobj = re.search(r'<meta.*?property="og:video".*?content="(.*?)"', webpage) |
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if mobj is None: |
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# HTML5 video |
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mobj = re.search(r'<video[^<]*(?:>.*?<source.*?)? src="([^"]+)"', webpage, flags=re.DOTALL) |
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if mobj is None: |
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raise ExtractorError(u'Unsupported URL: %s' % url) |
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# It's possible that one of the regexes |
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# matched, but returned an empty group: |
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if mobj.group(1) is None: |
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raise ExtractorError(u'Did not find a valid video URL at %s' % url) |
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video_url = mobj.group(1) |
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video_url = compat_urlparse.urljoin(url, video_url) |
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video_id = compat_urllib_parse.unquote(os.path.basename(video_url)) |
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# here's a fun little line of code for you: |
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video_id = os.path.splitext(video_id)[0] |
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return { |
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'id': video_id, |
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'url': video_url, |
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'uploader': video_uploader, |
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'title': video_title, |
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}
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