96 lines
3.4 KiB
Python
96 lines
3.4 KiB
Python
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import re
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import json
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from .common import InfoExtractor
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from ..utils import ExtractorError
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class LyndaIE(InfoExtractor):
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IE_NAME = u'lynda'
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IE_DESC = u'lynda.com videos'
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_VALID_URL = r'https?://www\.lynda\.com/[^/]+/[^/]+/\d+/(\d+)-\d\.html'
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_TEST = {
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u'url': u'http://www.lynda.com/Bootstrap-tutorials/Using-exercise-files/110885/114408-4.html',
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u'file': u'114408.mp4',
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u'md5': u'ecfc6862da89489161fb9cd5f5a6fac1',
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u"info_dict": {
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u'title': u'Using the exercise files',
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u'duration': 68
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}
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}
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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(1)
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page = self._download_webpage('http://www.lynda.com/ajax/player?videoId=%s&type=video' % video_id,
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video_id, u'Downloading video JSON')
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video_json = json.loads(page)
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if u'Status' in video_json and video_json[u'Status'] == u'NotFound':
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raise ExtractorError(u'Video %s does not exist' % video_id, expected=True)
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if video_json[u'HasAccess'] is False:
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raise ExtractorError(u'Video %s is only available for members' % video_id, expected=True)
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video_id = video_json[u'ID']
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duration = video_json[u'DurationInSeconds']
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title = video_json[u'Title']
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formats = [{'url': fmt[u'Url'],
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'ext': fmt[u'Extension'],
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'width': fmt[u'Width'],
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'height': fmt[u'Height'],
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'filesize': fmt[u'FileSize'],
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'format_id': fmt[u'Resolution']
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} for fmt in video_json[u'Formats']]
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self._sort_formats(formats)
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return {
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'id': video_id,
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'title': title,
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'duration': duration,
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'formats': formats
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}
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class LyndaCourseIE(InfoExtractor):
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IE_NAME = u'lynda:course'
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IE_DESC = u'lynda.com online courses'
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# Course link equals to welcome/introduction video link of same course
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# We will recognize it as course link
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_VALID_URL = r'https?://(?:www|m)\.lynda\.com/(?P<coursepath>[^/]+/[^/]+/(?P<courseid>\d+))-\d\.html'
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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course_path = mobj.group('coursepath')
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course_id = mobj.group('courseid')
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page = self._download_webpage('http://www.lynda.com/ajax/player?courseId=%s&type=course' % course_id,
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course_id, u'Downloading course JSON')
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course_json = json.loads(page)
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if u'Status' in course_json and course_json[u'Status'] == u'NotFound':
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raise ExtractorError(u'Course %s does not exist' % course_id, expected=True)
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unaccessible_videos = 0
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videos = []
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for chapter in course_json[u'Chapters']:
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for video in chapter[u'Videos']:
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if video[u'HasAccess'] is not True:
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unaccessible_videos += 1
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continue
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videos.append(video[u'ID'])
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if unaccessible_videos > 0:
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self._downloader.report_warning(u'%s videos are only available for members and will not be downloaded' % unaccessible_videos)
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entries = [self.url_result('http://www.lynda.com/%s/%s-4.html' % (course_path, video_id), 'Lynda') for video_id in videos]
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course_title = course_json[u'Title']
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return self.playlist_result(entries, course_id, course_title)
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