Merge remote-tracking branch 'mnem/gdc-vault'

youtube_dl/extractor/__init__.py

@@ -89,6 +89,7 @@
 from .gamekings import GamekingsIE
 from .gamespot import GameSpotIE
 from .gametrailers import GametrailersIE
+from .gdcvault import GDCVaultIE
 from .generic import GenericIE
 from .googleplus import GooglePlusIE
 from .googlesearch import GoogleSearchIE

youtube_dl/extractor/gdcvault.py

@@ -0,0 +1,135 @@
+from __future__ import unicode_literals
+
+import re
+import xml.etree.ElementTree
+
+from .common import InfoExtractor
+from ..utils import (
+    compat_urllib_parse,
+    compat_urllib_request,
+)
+
+class GDCVaultIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?gdcvault\.com/play/(?P<id>\d+)/(?P<name>(\w|-)+)'
+    _TESTS = [
+        {
+            'url': 'http://www.gdcvault.com/play/1019721/Doki-Doki-Universe-Sweet-Simple',
+            'md5': '7ce8388f544c88b7ac11c7ab1b593704',
+            'info_dict': {
+                'id': '1019721',
+                'ext': 'mp4',
+                'title': 'Doki-Doki Universe: Sweet, Simple and Genuine (GDC Next 10)'
+            }
+        },
+        {
+            'url': 'http://www.gdcvault.com/play/1015683/Embracing-the-Dark-Art-of',
+            'info_dict': {
+                'id': '1015683',
+                'ext': 'flv',
+                'title': 'Embracing the Dark Art of Mathematical Modeling in AI'
+            },
+            'params' : {
+               'skip_download': True,  # Requires rtmpdump
+            }
+        },
+    ]
+
+    def _parse_mp4(self, xml_description):
+        video_formats = []
+        mp4_video = xml_description.find('./metadata/mp4video')
+        if mp4_video is None:
+            return None
+
+        mobj = re.match(r'(?P<root>https?://.*?/).*', mp4_video.text)
+        video_root = mobj.group('root')
+        formats = xml_description.findall('./metadata/MBRVideos/MBRVideo')
+        for format in formats:
+            mobj = re.match(r'mp4\:(?P<path>.*)', format.find('streamName').text)
+            url = video_root + mobj.group('path')
+            vbr = format.find('bitrate').text
+            video_formats.append({
+                'url': url,
+                'vbr': int(vbr),
+            })
+        return video_formats
+
+    def _parse_flv(self, xml_description):
+        video_formats = []
+        akami_url = xml_description.find('./metadata/akamaiHost').text
+        slide_video_path = xml_description.find('./metadata/slideVideo').text
+        video_formats.append({
+                'url': 'rtmp://' + akami_url + '/' + slide_video_path,
+                'format_note': 'slide deck video',
+                'quality': -2,
+                'preference': -2,
+                'format_id': 'slides',
+            })
+        speaker_video_path = xml_description.find('./metadata/speakerVideo').text
+        video_formats.append({
+                'url': 'rtmp://' + akami_url + '/' + speaker_video_path,
+                'format_note': 'speaker video',
+                'quality': -1,
+                'preference': -1,
+                'format_id': 'speaker',
+            })
+        return video_formats
+
+    def _login(self, webpage_url, video_id):
+        (username, password) = self._get_login_info()
+        if username is None or password is None:
+            self.report_warning('It looks like ' + webpage_url + ' requires a login. Try specifying a username and password and try again.')
+            return None
+
+        mobj = re.match(r'(?P<root_url>https?://.*?/).*', webpage_url)
+        login_url = mobj.group('root_url') + 'api/login.php'
+        logout_url = mobj.group('root_url') + 'logout'
+
+        login_form = {
+            'email': username,
+            'password': password,
+        }
+
+        request = compat_urllib_request.Request(login_url, compat_urllib_parse.urlencode(login_form))
+        request.add_header('Content-Type', 'application/x-www-form-urlencoded')
+        login_content = self._download_webpage(request, video_id, 'Logging in')
+        start_page = self._download_webpage(webpage_url, video_id, 'Getting authenticated video page')
+        logout_content = self._download_webpage(logout_url, video_id, 'Logging out')
+
+        return start_page
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+
+        video_id = mobj.group('id')
+        webpage_url = 'http://www.gdcvault.com/play/' + video_id
+        start_page = self._download_webpage(webpage_url, video_id)
+
+        xml_root = self._html_search_regex(r'<iframe src="(?P<xml_root>.*?)player.html.*?".*?</iframe>', start_page, 'xml root', None, False)
+
+        if xml_root is None:
+            # Probably need to authenticate
+            start_page = self._login(webpage_url, video_id)
+            if start_page is None:
+                self.report_warning('Could not login.')
+            else:
+                # Grab the url from the authenticated page
+                xml_root = self._html_search_regex(r'<iframe src="(?P<xml_root>.*?)player.html.*?".*?</iframe>', start_page, 'xml root')
+
+        xml_name = self._html_search_regex(r'<iframe src=".*?\?xml=(?P<xml_file>.+?\.xml).*?".*?</iframe>', start_page, 'xml filename', None, False)
+        if xml_name is None:
+            # Fallback to the older format
+            xml_name = self._html_search_regex(r'<iframe src=".*?\?xmlURL=xml/(?P<xml_file>.+?\.xml).*?".*?</iframe>', start_page, 'xml filename')
+
+        xml_decription_url = xml_root + 'xml/' + xml_name
+        xml_description = self._download_xml(xml_decription_url, video_id)
+
+        video_title = xml_description.find('./metadata/title').text
+        video_formats = self._parse_mp4(xml_description)
+        if video_formats is None:
+            video_formats = self._parse_flv(xml_description)
+
+        return {
+            'id': video_id,
+            'title': video_title,
+            'formats': video_formats,
+        }