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Diffstat (limited to 'youtube_dl/extractor/screencast.py')
-rw-r--r-- | youtube_dl/extractor/screencast.py | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/youtube_dl/extractor/screencast.py b/youtube_dl/extractor/screencast.py new file mode 100644 index 000000000..306869e6a --- /dev/null +++ b/youtube_dl/extractor/screencast.py @@ -0,0 +1,112 @@ +# -*- coding: utf-8 -*- +from __future__ import unicode_literals + +import re + +from .common import InfoExtractor +from ..utils import ( + ExtractorError, + compat_parse_qs, + compat_urllib_request, +) + + +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': 're:^https?://.*\.(?:gif|jpg)$', + } + }, { + 'url': 'http://www.screencast.com/t/V2uXehPJa1ZI', + 'md5': 'e8e4b375a7660a9e7e35c33973410d34', + 'info_dict': { + 'id': 'V2uXehPJa1ZI', + 'ext': 'mov', + 'title': 'The Amadeus Spectrometer', + 'description': 're:^In this video, our friends at.*To learn more about Amadeus, visit', + 'thumbnail': 're:^https?://.*\.(?:gif|jpg)$', + } + }, { + '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': 're:^https?://.*\.(?:gif|jpg)$', + } + }, { + 'url': 'http://www.screencast.com/t/X3ddTrYh', + 'md5': '669ee55ff9c51988b4ebc0877cc8b159', + 'info_dict': { + 'id': 'X3ddTrYh', + 'ext': 'wmv', + 'title': 'Toolkit 6 User Group Webinar (2014-03-04) - Default Judgment and First Impression', + 'description': 'md5:7b9f393bc92af02326a5c5889639eab0', + 'thumbnail': 're:^https?://.*\.(?:gif|jpg)$', + } + }, + ] + + def _real_extract(self, url): + mobj = re.match(self._VALID_URL, url) + video_id = mobj.group('id') + 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 = compat_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: + 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">(.*?)<'], + 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, + } |