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Merge branch 'hugohaa-alura'
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Tom-Oliver Heidel
commit
88f365113d
2 changed files with 184 additions and 0 deletions
180
youtube_dlc/extractor/alura.py
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180
youtube_dlc/extractor/alura.py
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# coding: utf-8
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from __future__ import unicode_literals
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import re
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from .common import InfoExtractor
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from ..compat import (
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compat_urlparse,
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)
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from ..utils import (
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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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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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_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': '60095',
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'ext': 'mp4',
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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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# 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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'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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def _real_extract(self, url):
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video_id = self._match_id(url)
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course = self._search_regex(self._VALID_URL, url, 'post url', group='course_name')
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video_url = self._VIDEO_URL % (course, video_id)
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video_dict = self._download_json(video_url, video_id, 'Searching for videos')
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if video_dict:
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webpage = self._download_webpage(url, video_id)
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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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formats = []
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for video_obj in video_dict:
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video_url_m3u8 = video_obj.get('link')
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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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"formats": formats
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}
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def _real_initialize(self):
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self._login()
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def _login(self):
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username, password = self._get_login_info()
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if username is None:
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return
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pass
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login_page = self._download_webpage(
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self._LOGIN_URL, None, 'Downloading login popup')
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def is_logged(webpage):
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return any(re.search(p, webpage) for p in (
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r'href=[\"|\']?/signout[\"|\']',
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r'>Logout<'))
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# already logged in
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if is_logged(login_page):
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return
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login_form = self._hidden_inputs(login_page)
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login_form.update({
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'username': username,
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'password': password,
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})
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post_url = self._search_regex(
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r'<form[^>]+class=["|\']signin-form["|\'] action=["|\'](?P<url>.+?)["|\']', login_page,
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'post url', default=self._LOGIN_URL, group='url')
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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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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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@classmethod
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def suitable(cls, url):
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return False if AluraIE.suitable(url) else super(AluraCourseIE, cls).suitable(url)
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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(
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self._search_regex(
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r'<h3[^>]+class=(["\'])task-menu-section-title-text\1[^>]*>(?P<chapter>[^<]+)',
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section_path,
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'chapter',
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group='chapter'))
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chapter_number = int_or_none(
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self._search_regex(
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r'<span[^>]+class=(["\'])task-menu-section-title-number[^>]*>(.*?)<strong>(?P<chapter_number>[^<]+)</strong>',
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section_path,
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'chapter number',
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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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@ -36,6 +36,10 @@
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from .airmozilla import AirMozillaIE
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from .aljazeera import AlJazeeraIE
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from .alphaporno import AlphaPornoIE
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from .alura import (
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AluraIE,
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AluraCourseIE
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)
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from .amcnetworks import AMCNetworksIE
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from .americastestkitchen import AmericasTestKitchenIE
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from .animeondemand import AnimeOnDemandIE
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