import urllib.request from .common import InfoExtractor from ..compat import compat_parse_qs from ..utils import ExtractorError class ScreencastIE(InfoExtractor): _VALID_URL = r'https?://(?:www\.)?screencast\.com/t/(?P<id>[a-zA-Z0-9]+)' _TESTS = [{ 'url': 'http://www.screencast.com/t/3ZEjQXlT', 'md5': '917df1c13798a3e96211dd1561fded83', 'info_dict': { 'id': '3ZEjQXlT', 'ext': 'm4v', 'title': 'Color Measurement with Ocean Optics Spectrometers', 'description': 'md5:240369cde69d8bed61349a199c5fb153', 'thumbnail': r're:^https?://.*\.(?:gif|jpg)$', } }, { 'url': 'http://www.screencast.com/t/V2uXehPJa1ZI', 'md5': 'e8e4b375a7660a9e7e35c33973410d34', 'info_dict': { 'id': 'V2uXehPJa1ZI', 'ext': 'mov', 'title': 'The Amadeus Spectrometer', 'description': 're:^In this video, our friends at.*To learn more about Amadeus, visit', 'thumbnail': r're:^https?://.*\.(?:gif|jpg)$', } }, { 'url': 'http://www.screencast.com/t/aAB3iowa', 'md5': 'dedb2734ed00c9755761ccaee88527cd', 'info_dict': { 'id': 'aAB3iowa', 'ext': 'mp4', 'title': 'Google Earth Export', 'description': 'Provides a demo of a CommunityViz export to Google Earth, one of the 3D viewing options.', 'thumbnail': r're:^https?://.*\.(?:gif|jpg)$', } }, { 'url': 'http://www.screencast.com/t/X3ddTrYh', 'md5': '669ee55ff9c51988b4ebc0877cc8b159', 'info_dict': { 'id': 'X3ddTrYh', 'ext': 'wmv', 'title': 'Toolkit 6 User Group Webinar (2014-03-04) - Default Judgment and First Impression', 'description': 'md5:7b9f393bc92af02326a5c5889639eab0', 'thumbnail': r're:^https?://.*\.(?:gif|jpg)$', } }, { 'url': 'http://screencast.com/t/aAB3iowa', 'only_matching': True, }] def _real_extract(self, url): video_id = self._match_id(url) webpage = self._download_webpage(url, video_id) video_url = self._html_search_regex( r'<embed name="Video".*?src="([^"]+)"', webpage, 'QuickTime embed', default=None) if video_url is None: flash_vars_s = self._html_search_regex( r'<param name="flashVars" value="([^"]+)"', webpage, 'flash vars', default=None) if not flash_vars_s: flash_vars_s = self._html_search_regex( r'<param name="initParams" value="([^"]+)"', webpage, 'flash vars', default=None) if flash_vars_s: flash_vars_s = flash_vars_s.replace(',', '&') if flash_vars_s: flash_vars = compat_parse_qs(flash_vars_s) video_url_raw = urllib.request.quote( flash_vars['content'][0]) video_url = video_url_raw.replace('http%3A', 'http:') if video_url is None: video_meta = self._html_search_meta( 'og:video', webpage, default=None) if video_meta: video_url = self._search_regex( r'src=(.*?)(?:$|&)', video_meta, 'meta tag video URL', default=None) if video_url is None: video_url = self._html_search_regex( r'MediaContentUrl["\']\s*:(["\'])(?P<url>(?:(?!\1).)+)\1', webpage, 'video url', default=None, group='url') if video_url is None: video_url = self._html_search_meta( 'og:video', webpage, default=None) if video_url is None: raise ExtractorError('Cannot find video') title = self._og_search_title(webpage, default=None) if title is None: title = self._html_search_regex( [r'<b>Title:</b> ([^<]+)</div>', r'class="tabSeperator">></span><span class="tabText">(.+?)<', r'<title>([^<]+)</title>'], webpage, 'title') thumbnail = self._og_search_thumbnail(webpage) description = self._og_search_description(webpage, default=None) if description is None: description = self._html_search_meta('description', webpage) return { 'id': video_id, 'url': video_url, 'title': title, 'description': description, 'thumbnail': thumbnail, }