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172 lines
6.5 KiB
172 lines
6.5 KiB
from __future__ import unicode_literals |
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import re |
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from .common import InfoExtractor |
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from ..compat import ( |
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compat_urllib_parse, |
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compat_urllib_request, |
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) |
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from ..utils import remove_end |
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class GDCVaultIE(InfoExtractor): |
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_VALID_URL = r'https?://(?:www\.)?gdcvault\.com/play/(?P<id>\d+)/(?P<name>(\w|-)+)' |
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_TESTS = [ |
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{ |
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'url': 'http://www.gdcvault.com/play/1019721/Doki-Doki-Universe-Sweet-Simple', |
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'md5': '7ce8388f544c88b7ac11c7ab1b593704', |
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'info_dict': { |
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'id': '1019721', |
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'ext': 'mp4', |
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'title': 'Doki-Doki Universe: Sweet, Simple and Genuine (GDC Next 10)' |
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} |
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}, |
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{ |
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'url': 'http://www.gdcvault.com/play/1015683/Embracing-the-Dark-Art-of', |
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'info_dict': { |
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'id': '1015683', |
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'ext': 'flv', |
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'title': 'Embracing the Dark Art of Mathematical Modeling in AI' |
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}, |
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'params': { |
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'skip_download': True, # Requires rtmpdump |
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} |
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}, |
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{ |
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'url': 'http://www.gdcvault.com/play/1015301/Thexder-Meets-Windows-95-or', |
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'md5': 'a5eb77996ef82118afbbe8e48731b98e', |
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'info_dict': { |
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'id': '1015301', |
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'ext': 'flv', |
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'title': 'Thexder Meets Windows 95, or Writing Great Games in the Windows 95 Environment', |
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}, |
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'skip': 'Requires login', |
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} |
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] |
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def _parse_mp4(self, xml_description): |
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video_formats = [] |
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mp4_video = xml_description.find('./metadata/mp4video') |
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if mp4_video is None: |
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return None |
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mobj = re.match(r'(?P<root>https?://.*?/).*', mp4_video.text) |
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video_root = mobj.group('root') |
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formats = xml_description.findall('./metadata/MBRVideos/MBRVideo') |
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for format in formats: |
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mobj = re.match(r'mp4\:(?P<path>.*)', format.find('streamName').text) |
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url = video_root + mobj.group('path') |
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vbr = format.find('bitrate').text |
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video_formats.append({ |
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'url': url, |
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'vbr': int(vbr), |
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}) |
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return video_formats |
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def _parse_flv(self, xml_description): |
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video_formats = [] |
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akamai_url = xml_description.find('./metadata/akamaiHost').text |
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slide_video_path = xml_description.find('./metadata/slideVideo').text |
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video_formats.append({ |
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'url': 'rtmp://%s/ondemand?ovpfv=1.1' % akamai_url, |
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'play_path': remove_end(slide_video_path, '.flv'), |
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'ext': 'flv', |
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'format_note': 'slide deck video', |
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'quality': -2, |
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'preference': -2, |
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'format_id': 'slides', |
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}) |
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speaker_video_path = xml_description.find('./metadata/speakerVideo').text |
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video_formats.append({ |
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'url': 'rtmp://%s/ondemand?ovpfv=1.1' % akamai_url, |
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'play_path': remove_end(speaker_video_path, '.flv'), |
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'ext': 'flv', |
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'format_note': 'speaker video', |
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'quality': -1, |
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'preference': -1, |
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'format_id': 'speaker', |
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}) |
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return video_formats |
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def _login(self, webpage_url, video_id): |
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(username, password) = self._get_login_info() |
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if username is None or password is None: |
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self.report_warning('It looks like ' + webpage_url + ' requires a login. Try specifying a username and password and try again.') |
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return None |
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mobj = re.match(r'(?P<root_url>https?://.*?/).*', webpage_url) |
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login_url = mobj.group('root_url') + 'api/login.php' |
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logout_url = mobj.group('root_url') + 'logout' |
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login_form = { |
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'email': username, |
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'password': password, |
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} |
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request = compat_urllib_request.Request(login_url, compat_urllib_parse.urlencode(login_form)) |
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request.add_header('Content-Type', 'application/x-www-form-urlencoded') |
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self._download_webpage(request, video_id, 'Logging in') |
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start_page = self._download_webpage(webpage_url, video_id, 'Getting authenticated video page') |
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self._download_webpage(logout_url, video_id, 'Logging out') |
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return start_page |
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def _real_extract(self, url): |
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mobj = re.match(self._VALID_URL, url) |
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video_id = mobj.group('id') |
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webpage_url = 'http://www.gdcvault.com/play/' + video_id |
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start_page = self._download_webpage(webpage_url, video_id) |
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direct_url = self._search_regex( |
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r's1\.addVariable\("file",\s*encodeURIComponent\("(/[^"]+)"\)\);', |
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start_page, 'url', default=None) |
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if direct_url: |
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video_url = 'http://www.gdcvault.com/' + direct_url |
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title = self._html_search_regex( |
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r'<td><strong>Session Name</strong></td>\s*<td>(.*?)</td>', |
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start_page, 'title') |
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return { |
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'id': video_id, |
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'url': video_url, |
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'ext': 'flv', |
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'title': title, |
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} |
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xml_root = self._html_search_regex( |
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r'<iframe src="(?P<xml_root>.*?)player.html.*?".*?</iframe>', |
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start_page, 'xml root', default=None) |
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if xml_root is None: |
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# Probably need to authenticate |
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login_res = self._login(webpage_url, video_id) |
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if login_res is None: |
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self.report_warning('Could not login.') |
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else: |
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start_page = login_res |
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# Grab the url from the authenticated page |
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xml_root = self._html_search_regex( |
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r'<iframe src="(.*?)player.html.*?".*?</iframe>', |
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start_page, 'xml root') |
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xml_name = self._html_search_regex( |
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r'<iframe src=".*?\?xml=(.+?\.xml).*?".*?</iframe>', |
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start_page, 'xml filename', default=None) |
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if xml_name is None: |
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# Fallback to the older format |
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xml_name = self._html_search_regex(r'<iframe src=".*?\?xmlURL=xml/(?P<xml_file>.+?\.xml).*?".*?</iframe>', start_page, 'xml filename') |
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xml_decription_url = xml_root + 'xml/' + xml_name |
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xml_description = self._download_xml(xml_decription_url, video_id) |
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video_title = xml_description.find('./metadata/title').text |
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video_formats = self._parse_mp4(xml_description) |
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if video_formats is None: |
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video_formats = self._parse_flv(xml_description) |
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return { |
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'id': video_id, |
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'title': video_title, |
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'formats': video_formats, |
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}
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