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@ -6,21 +6,15 @@ import re
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from .common import InfoExtractor
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from ..compat import (
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compat_str,
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compat_urlparse,
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)
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from ..utils import (
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dict_get,
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ExtractorError,
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float_or_none,
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int_or_none,
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parse_duration,
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qualities,
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srt_subtitles_timecode,
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try_get,
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update_url_query,
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urlencode_postdata,
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urljoin,
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int_or_none,
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clean_html,
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ExtractorError
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)
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@ -28,17 +22,26 @@ class AluraIE(InfoExtractor):
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_VALID_URL = r'https?://(?:cursos\.)?alura\.com\.br/course/(?P<course_name>[^/]+)/task/(?P<id>\d+)'
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_LOGIN_URL = 'https://cursos.alura.com.br/loginForm?urlAfterLogin=/loginForm'
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_VIDEO_URL = 'https://cursos.alura.com.br/course/%s/task/%s/video'
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_TEST = {
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'url': 'https://cursos.alura.com.br/course/design-patterns-python/task/9651',
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'md5': 'TODO: md5 sum of the first 10241 bytes of the video file (use --test)',
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_NETRC_MACHINE = 'alura'
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_TESTS = [{
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'url': 'https://cursos.alura.com.br/course/clojure-mutabilidade-com-atoms-e-refs/task/60095',
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'info_dict': {
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'id': '9651',
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'id': '60095',
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'ext': 'mp4',
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'title': 'Video title goes here',
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'thumbnail': r're:^https?://.*\.jpg$',
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# TODO more properties, either as:
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}
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'title': 'Referências, ref-set e alter'
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},
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'skip': 'Requires alura account credentials',
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},
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{
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# URL without video
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'url': 'https://cursos.alura.com.br/course/clojure-mutabilidade-com-atoms-e-refs/task/60098',
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'only_matching': True,
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},
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{
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'url': 'https://cursos.alura.com.br/course/fundamentos-market-digital/task/55219',
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'only_matching': True,
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}
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]
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def _real_extract(self, url):
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@ -50,9 +53,9 @@ class AluraIE(InfoExtractor):
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if video_dict:
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webpage = self._download_webpage(url, video_id)
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video_title = self._search_regex(
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video_title = clean_html(self._search_regex(
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r'<span[^>]+class=(["\'])task-body-header-title-text\1[^>]*>(?P<title>[^<]+)',
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webpage, 'title', group='title')
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webpage, 'title', group='title'))
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formats = []
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for video_obj in video_dict:
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@ -60,9 +63,15 @@ class AluraIE(InfoExtractor):
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video_format = self._extract_m3u8_formats(
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video_url_m3u8, None, 'mp4', entry_protocol='m3u8_native',
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m3u8_id='hls', fatal=False)
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for f in video_format:
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m = re.search(r'^[\w \W]*-(?P<res>\w*).mp4[\W \w]*', f['url'])
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if m:
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if not f.get('height'):
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f['height'] = int('720' if m.group('res') == 'hd' else '480')
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formats.extend(video_format)
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self._sort_formats(formats, field_preference=('height', 'width', 'tbr', 'format_id'))
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return {
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'id': video_id,
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'title': video_title,
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@ -111,9 +120,55 @@ class AluraIE(InfoExtractor):
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if not post_url.startswith('http'):
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post_url = compat_urlparse.urljoin(self._LOGIN_URL, post_url)
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self._download_webpage(
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response = self._download_webpage(
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post_url, None, 'Logging in',
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data=urlencode_postdata(login_form),
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headers={'Content-Type': 'application/x-www-form-urlencoded'})
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if not is_logged(response):
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error = self._html_search_regex(
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r'(?s)<p[^>]+class="alert-message[^"]*">(.+?)</p>',
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response, 'error message', default=None)
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if error:
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raise ExtractorError('Unable to login: %s' % error, expected=True)
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raise ExtractorError('Unable to log in')
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class AluraCourseIE(AluraIE):
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_VALID_URL = r'https?://(?:cursos\.)?alura\.com\.br/course/(?P<id>[^/]+)'
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_LOGIN_URL = 'https://cursos.alura.com.br/loginForm?urlAfterLogin=/loginForm'
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_NETRC_MACHINE = 'aluracourse'
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_TESTS = [{
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'url': 'https://cursos.alura.com.br/course/clojure-mutabilidade-com-atoms-e-refs',
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'only_matching': True,
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}]
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def _real_extract(self, url):
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course_path = self._match_id(url)
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webpage = self._download_webpage(url, course_path)
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course_title = self._search_regex(
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r'<h1.*?>(.*?)<strong>(?P<course_title>.*?)</strong></h[0-9]>', webpage,
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'course title', default=course_path, group='course_title')
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entries = []
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if webpage:
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for path in re.findall(r'<a\b(?=[^>]* class="[^"]*(?<=[" ])courseSectionList-section[" ])(?=[^>]* href="([^"]*))', webpage):
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page_url = urljoin(url, path)
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section_path = self._download_webpage(page_url, course_path)
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for path_video in re.findall(r'<a\b(?=[^>]* class="[^"]*(?<=[" ])task-menu-nav-item-link-VIDEO[" ])(?=[^>]* href="([^"]*))', section_path):
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chapter = clean_html(self._search_regex(r'<h3[^>]+class=(["\'])task-menu-section-title-text\1[^>]*>(?P<chapter>[^<]+)',section_path, 'chapter', group='chapter'))
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chapter_number = int_or_none(self._search_regex(r'<span[^>]+class=(["\'])task-menu-section-title-number[^>]*>(.*?)<strong>(?P<chapter_number>[^<]+)</strong>',section_path, 'chapter number', group='chapter_number'))
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video_url = urljoin(url, path_video)
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entry = {
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'_type': 'url_transparent',
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'id': self._match_id(video_url),
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'url': video_url,
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'id_key': self.ie_key(),
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'chapter': chapter,
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'chapter_number': chapter_number
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}
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entries.append(entry)
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return self.playlist_result(entries, course_path, course_title)
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Hugo Alves De Azevedo
4 years ago