X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/63a6927374492ef47c8fd6de67d0760ace4dd0ed..82abf0abb400fbf710e03be31cc8942c21a040be:/youtube_dl/extractor/channel9.py diff --git a/youtube_dl/extractor/channel9.py b/youtube_dl/extractor/channel9.py index ae70ea2..c74553d 100644 --- a/youtube_dl/extractor/channel9.py +++ b/youtube_dl/extractor/channel9.py @@ -1,9 +1,14 @@ -# encoding: utf-8 +from __future__ import unicode_literals import re from .common import InfoExtractor -from ..utils import ExtractorError +from ..utils import ( + ExtractorError, + parse_filesize, + qualities, +) + class Channel9IE(InfoExtractor): ''' @@ -11,61 +16,61 @@ class Channel9IE(InfoExtractor): The type of provided URL (video or playlist) is determined according to meta Search.PageType from web page HTML rather than URL itself, as it is - not always possible to do. + not always possible to do. ''' - IE_DESC = u'Channel 9' - IE_NAME = u'channel9' - _VALID_URL = r'^https?://(?:www\.)?channel9\.msdn\.com/(?P.+)/?' + IE_DESC = 'Channel 9' + IE_NAME = 'channel9' + _VALID_URL = r'https?://(?:www\.)?channel9\.msdn\.com/(?P.+)/?' _TESTS = [ { - u'url': u'http://channel9.msdn.com/Events/TechEd/Australia/2013/KOS002', - u'file': u'Events_TechEd_Australia_2013_KOS002.mp4', - u'md5': u'bbd75296ba47916b754e73c3a4bbdf10', - u'info_dict': { - u'title': u'Developer Kick-Off Session: Stuff We Love', - u'description': u'md5:c08d72240b7c87fcecafe2692f80e35f', - u'duration': 4576, - u'thumbnail': u'http://media.ch9.ms/ch9/9d51/03902f2d-fc97-4d3c-b195-0bfe15a19d51/KOS002_220.jpg', - u'session_code': u'KOS002', - u'session_day': u'Day 1', - u'session_room': u'Arena 1A', - u'session_speakers': [ u'Ed Blankenship', u'Andrew Coates', u'Brady Gaster', u'Patrick Klug', u'Mads Kristensen' ], + 'url': 'http://channel9.msdn.com/Events/TechEd/Australia/2013/KOS002', + 'md5': 'bbd75296ba47916b754e73c3a4bbdf10', + 'info_dict': { + 'id': 'Events/TechEd/Australia/2013/KOS002', + 'ext': 'mp4', + 'title': 'Developer Kick-Off Session: Stuff We Love', + 'description': 'md5:c08d72240b7c87fcecafe2692f80e35f', + 'duration': 4576, + 'thumbnail': 're:http://.*\.jpg', + 'session_code': 'KOS002', + 'session_day': 'Day 1', + 'session_room': 'Arena 1A', + 'session_speakers': ['Ed Blankenship', 'Andrew Coates', 'Brady Gaster', 'Patrick Klug', 'Mads Kristensen'], + }, + }, + { + 'url': 'http://channel9.msdn.com/posts/Self-service-BI-with-Power-BI-nuclear-testing', + 'md5': 'b43ee4529d111bc37ba7ee4f34813e68', + 'info_dict': { + 'id': 'posts/Self-service-BI-with-Power-BI-nuclear-testing', + 'ext': 'mp4', + 'title': 'Self-service BI with Power BI - nuclear testing', + 'description': 'md5:d1e6ecaafa7fb52a2cacdf9599829f5b', + 'duration': 1540, + 'thumbnail': 're:http://.*\.jpg', + 'authors': ['Mike Wilmot'], }, }, { - u'url': u'http://channel9.msdn.com/posts/Self-service-BI-with-Power-BI-nuclear-testing', - u'file': u'posts_Self-service-BI-with-Power-BI-nuclear-testing.mp4', - u'md5': u'b43ee4529d111bc37ba7ee4f34813e68', - u'info_dict': { - u'title': u'Self-service BI with Power BI - nuclear testing', - u'description': u'md5:d1e6ecaafa7fb52a2cacdf9599829f5b', - u'duration': 1540, - u'thumbnail': u'http://media.ch9.ms/ch9/87e1/0300391f-a455-4c72-bec3-4422f19287e1/selfservicenuk_512.jpg', - u'authors': [ u'Mike Wilmot' ], + # low quality mp4 is best + 'url': 'https://channel9.msdn.com/Events/CPP/CppCon-2015/Ranges-for-the-Standard-Library', + 'info_dict': { + 'id': 'Events/CPP/CppCon-2015/Ranges-for-the-Standard-Library', + 'ext': 'mp4', + 'title': 'Ranges for the Standard Library', + 'description': 'md5:2e6b4917677af3728c5f6d63784c4c5d', + 'duration': 5646, + 'thumbnail': 're:http://.*\.jpg', + }, + 'params': { + 'skip_download': True, }, } ] _RSS_URL = 'http://channel9.msdn.com/%s/RSS' - # Sorted by quality - _known_formats = ['MP3', 'MP4', 'Mid Quality WMV', 'Mid Quality MP4', 'High Quality WMV', 'High Quality MP4'] - - def _restore_bytes(self, formatted_size): - if not formatted_size: - return 0 - m = re.match(r'^(?P\d+(?:\.\d+)?)\s+(?P[a-zA-Z]+)', formatted_size) - if not m: - return 0 - units = m.group('units') - try: - exponent = [u'B', u'KB', u'MB', u'GB', u'TB', u'PB', u'EB', u'ZB', u'YB'].index(units.upper()) - except ValueError: - return 0 - size = float(m.group('size')) - return int(size * (1024 ** exponent)) - def _formats_from_html(self, html): FORMAT_REGEX = r''' (?x) @@ -75,22 +80,30 @@ class Channel9IE(InfoExtractor):

File\s+size

\s*(?P.*?)\s* )? # File size part may be missing ''' - # Extract known formats - formats = [{'url': x.group('url'), - 'format_id': x.group('quality'), - 'format_note': x.group('note'), - 'format': '%s (%s)' % (x.group('quality'), x.group('note')), - 'filesize': self._restore_bytes(x.group('filesize')), # File size is approximate - } for x in list(re.finditer(FORMAT_REGEX, html)) if x.group('quality') in self._known_formats] - # Sort according to known formats list - formats.sort(key=lambda fmt: self._known_formats.index(fmt['format_id'])) + quality = qualities(( + 'MP3', 'MP4', + 'Low Quality WMV', 'Low Quality MP4', + 'Mid Quality WMV', 'Mid Quality MP4', + 'High Quality WMV', 'High Quality MP4')) + formats = [{ + 'url': x.group('url'), + 'format_id': x.group('quality'), + 'format_note': x.group('note'), + 'format': '%s (%s)' % (x.group('quality'), x.group('note')), + 'filesize_approx': parse_filesize(x.group('filesize')), + 'quality': quality(x.group('quality')), + 'vcodec': 'none' if x.group('note') == 'Audio only' else None, + } for x in list(re.finditer(FORMAT_REGEX, html))] + + self._sort_formats(formats) + return formats def _extract_title(self, html): - title = self._html_search_meta(u'title', html, u'title') - if title is None: + title = self._html_search_meta('title', html, 'title') + if title is None: title = self._og_search_title(html) - TITLE_SUFFIX = u' (Channel 9)' + TITLE_SUFFIX = ' (Channel 9)' if title is not None and title.endswith(TITLE_SUFFIX): title = title[:-len(TITLE_SUFFIX)] return title @@ -106,10 +119,10 @@ class Channel9IE(InfoExtractor): m = re.search(DESCRIPTION_REGEX, html) if m is not None: return m.group('description') - return self._html_search_meta(u'description', html, u'description') + return self._html_search_meta('description', html, 'description') def _extract_duration(self, html): - m = re.search(r'data-video_duration="(?P\d{2}):(?P\d{2}):(?P\d{2})"', html) + m = re.search(r'"length": *"(?P\d{2}):(?P\d{2}):(?P\d{2})"', html) return ((int(m.group('hours')) * 60 * 60) + (int(m.group('minutes')) * 60) + int(m.group('seconds'))) if m else None def _extract_slides(self, html): @@ -151,7 +164,7 @@ class Channel9IE(InfoExtractor): def _extract_session_day(self, html): m = re.search(r'
  • \s*(?P[^<]+)\s*
    • ', html) - return m.group('day') if m is not None else None + return m.group('day').strip() if m is not None else None def _extract_session_room(self, html): m = re.search(r'
  • \s*(?P.+?)\s*
    • ', html) @@ -161,14 +174,14 @@ class Channel9IE(InfoExtractor): return re.findall(r'([^<]+)', html) def _extract_content(self, html, content_path): - # Look for downloadable content + # Look for downloadable content formats = self._formats_from_html(html) slides = self._extract_slides(html) zip_ = self._extract_zip(html) # Nothing to download if len(formats) == 0 and slides is None and zip_ is None: - self._downloader.report_warning(u'None of recording, slides or zip are available for %s' % content_path) + self._downloader.report_warning('None of recording, slides or zip are available for %s' % content_path) return # Extract meta @@ -181,32 +194,33 @@ class Channel9IE(InfoExtractor): view_count = self._extract_view_count(html) comment_count = self._extract_comment_count(html) - common = {'_type': 'video', - 'id': content_path, - 'description': description, - 'thumbnail': thumbnail, - 'duration': duration, - 'avg_rating': avg_rating, - 'rating_count': rating_count, - 'view_count': view_count, - 'comment_count': comment_count, - } + common = { + '_type': 'video', + 'id': content_path, + 'description': description, + 'thumbnail': thumbnail, + 'duration': duration, + 'avg_rating': avg_rating, + 'rating_count': rating_count, + 'view_count': view_count, + 'comment_count': comment_count, + } result = [] if slides is not None: d = common.copy() - d.update({ 'title': title + '-Slides', 'url': slides }) + d.update({'title': title + '-Slides', 'url': slides}) result.append(d) if zip_ is not None: d = common.copy() - d.update({ 'title': title + '-Zip', 'url': zip_ }) + d.update({'title': title + '-Zip', 'url': zip_}) result.append(d) if len(formats) > 0: d = common.copy() - d.update({ 'title': title, 'formats': formats }) + d.update({'title': title, 'formats': formats}) result.append(d) return result @@ -216,31 +230,32 @@ class Channel9IE(InfoExtractor): if contents is None: return contents - authors = self._extract_authors(html) - - for content in contents: - content['authors'] = authors + if len(contents) > 1: + raise ExtractorError('Got more than one entry') + result = contents[0] + result['authors'] = self._extract_authors(html) - return contents + return result def _extract_session(self, html, content_path): contents = self._extract_content(html, content_path) if contents is None: return contents - session_meta = {'session_code': self._extract_session_code(html), - 'session_day': self._extract_session_day(html), - 'session_room': self._extract_session_room(html), - 'session_speakers': self._extract_session_speakers(html), - } + session_meta = { + 'session_code': self._extract_session_code(html), + 'session_day': self._extract_session_day(html), + 'session_room': self._extract_session_room(html), + 'session_speakers': self._extract_session_speakers(html), + } for content in contents: content.update(session_meta) - return contents + return self.playlist_result(contents) def _extract_list(self, content_path): - rss = self._download_xml(self._RSS_URL % content_path, content_path, u'Downloading RSS') + rss = self._download_xml(self._RSS_URL % content_path, content_path, 'Downloading RSS') entries = [self.url_result(session_url.text, 'Channel9') for session_url in rss.findall('./channel/item/link')] title_text = rss.find('./channel/title').text @@ -250,18 +265,19 @@ class Channel9IE(InfoExtractor): mobj = re.match(self._VALID_URL, url) content_path = mobj.group('contentpath') - webpage = self._download_webpage(url, content_path, u'Downloading web page') - - page_type_m = re.search(r'', webpage) - if page_type_m is None: - raise ExtractorError(u'Search.PageType not found, don\'t know how to process this page', expected=True) - - page_type = page_type_m.group('pagetype') - if page_type == 'List': # List page, may contain list of 'item'-like objects + webpage = self._download_webpage(url, content_path, 'Downloading web page') + + page_type_m = re.search(r'', webpage) + if page_type_m is not None: + page_type = page_type_m.group('pagetype') + if page_type == 'Entry': # Any 'item'-like page, may contain downloadable content + return self._extract_entry_item(webpage, content_path) + elif page_type == 'Session': # Event session page, may contain downloadable content + return self._extract_session(webpage, content_path) + elif page_type == 'Event': + return self._extract_list(content_path) + else: + raise ExtractorError('Unexpected WT.entryid %s' % page_type, expected=True) + + else: # Assuming list return self._extract_list(content_path) - elif page_type == 'Entry.Item': # Any 'item'-like page, may contain downloadable content - return self._extract_entry_item(webpage, content_path) - elif page_type == 'Session': # Event session page, may contain downloadable content - return self._extract_session(webpage, content_path) - else: - raise ExtractorError(u'Unexpected Search.PageType %s' % page_type, expected=True) \ No newline at end of file