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authorSergey M․ <dstftw@gmail.com>2019-04-07 02:15:25 +0700
committerSergey M․ <dstftw@gmail.com>2019-04-07 02:15:52 +0700
commitc701472fc99c90f6ef4fdf0f0169a342f2e9e892 (patch)
tree5a0cf3d642ff449a7d6289d6e8850e9821f7231a
parent19591facea9abe965a734224bea33948bb57b5f4 (diff)
[platzi] Add extractor (closes #20562)
-rw-r--r--youtube_dl/extractor/extractors.py4
-rw-r--r--youtube_dl/extractor/platzi.py217
2 files changed, 221 insertions, 0 deletions
diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 01119f2bb..41ab36213 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -868,6 +868,10 @@ from .picarto import (
from .piksel import PikselIE
from .pinkbike import PinkbikeIE
from .pladform import PladformIE
+from .platzi import (
+ PlatziIE,
+ PlatziCourseIE,
+)
from .playfm import PlayFMIE
from .playplustv import PlayPlusTVIE
from .plays import PlaysTVIE
diff --git a/youtube_dl/extractor/platzi.py b/youtube_dl/extractor/platzi.py
new file mode 100644
index 000000000..557b2b5ad
--- /dev/null
+++ b/youtube_dl/extractor/platzi.py
@@ -0,0 +1,217 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..compat import (
+ compat_b64decode,
+ compat_str,
+)
+from ..utils import (
+ clean_html,
+ ExtractorError,
+ int_or_none,
+ str_or_none,
+ try_get,
+ url_or_none,
+ urlencode_postdata,
+ urljoin,
+)
+
+
+class PlatziIE(InfoExtractor):
+ _VALID_URL = r'''(?x)
+ https?://
+ (?:
+ platzi\.com/clases| # es version
+ courses\.platzi\.com/classes # en version
+ )/[^/]+/(?P<id>\d+)-[^/?\#&]+
+ '''
+ _LOGIN_URL = 'https://platzi.com/login/'
+ _NETRC_MACHINE = 'platzi'
+
+ _TESTS = [{
+ 'url': 'https://platzi.com/clases/1311-next-js/12074-creando-nuestra-primera-pagina/',
+ 'md5': '8f56448241005b561c10f11a595b37e3',
+ 'info_dict': {
+ 'id': '12074',
+ 'ext': 'mp4',
+ 'title': 'Creando nuestra primera página',
+ 'description': 'md5:4c866e45034fc76412fbf6e60ae008bc',
+ 'duration': 420,
+ },
+ 'skip': 'Requires platzi account credentials',
+ }, {
+ 'url': 'https://courses.platzi.com/classes/1367-communication-codestream/13430-background/',
+ 'info_dict': {
+ 'id': '13430',
+ 'ext': 'mp4',
+ 'title': 'Background',
+ 'description': 'md5:49c83c09404b15e6e71defaf87f6b305',
+ 'duration': 360,
+ },
+ 'skip': 'Requires platzi account credentials',
+ 'params': {
+ 'skip_download': True,
+ },
+ }]
+
+ def _real_initialize(self):
+ self._login()
+
+ def _login(self):
+ username, password = self._get_login_info()
+ if username is None:
+ return
+
+ login_page = self._download_webpage(
+ self._LOGIN_URL, None, 'Downloading login page')
+
+ login_form = self._hidden_inputs(login_page)
+
+ login_form.update({
+ 'email': username,
+ 'password': password,
+ })
+
+ urlh = self._request_webpage(
+ self._LOGIN_URL, None, 'Logging in',
+ data=urlencode_postdata(login_form),
+ headers={'Referer': self._LOGIN_URL})
+
+ # login succeeded
+ if 'platzi.com/login' not in compat_str(urlh.geturl()):
+ return
+
+ login_error = self._webpage_read_content(
+ urlh, self._LOGIN_URL, None, 'Downloading login error page')
+
+ login = self._parse_json(
+ self._search_regex(
+ r'login\s*=\s*({.+?})(?:\s*;|\s*</script)', login_error, 'login'),
+ None)
+
+ for kind in ('error', 'password', 'nonFields'):
+ error = str_or_none(login.get('%sError' % kind))
+ if error:
+ raise ExtractorError(
+ 'Unable to login: %s' % error, expected=True)
+ raise ExtractorError('Unable to log in')
+
+ def _real_extract(self, url):
+ lecture_id = self._match_id(url)
+
+ webpage = self._download_webpage(url, lecture_id)
+
+ data = self._parse_json(
+ self._search_regex(
+ r'client_data\s*=\s*({.+?})\s*;', webpage, 'client data'),
+ lecture_id)
+
+ material = data['initialState']['material']
+ desc = material['description']
+ title = desc['title']
+
+ formats = []
+ for server_id, server in material['videos'].items():
+ if not isinstance(server, dict):
+ continue
+ for format_id in ('hls', 'dash'):
+ format_url = url_or_none(server.get(format_id))
+ if not format_url:
+ continue
+ if format_id == 'hls':
+ formats.extend(self._extract_m3u8_formats(
+ format_url, lecture_id, 'mp4',
+ entry_protocol='m3u8_native', m3u8_id=format_id,
+ note='Downloading %s m3u8 information' % server_id,
+ fatal=False))
+ elif format_id == 'dash':
+ formats.extend(self._extract_mpd_formats(
+ format_url, lecture_id, mpd_id=format_id,
+ note='Downloading %s MPD manifest' % server_id,
+ fatal=False))
+ self._sort_formats(formats)
+
+ content = str_or_none(desc.get('content'))
+ description = (clean_html(compat_b64decode(content).decode('utf-8'))
+ if content else None)
+ duration = int_or_none(material.get('duration'), invscale=60)
+
+ return {
+ 'id': lecture_id,
+ 'title': title,
+ 'description': description,
+ 'duration': duration,
+ 'formats': formats,
+ }
+
+
+class PlatziCourseIE(InfoExtractor):
+ _VALID_URL = r'''(?x)
+ https?://
+ (?:
+ platzi\.com/clases| # es version
+ courses\.platzi\.com/classes # en version
+ )/(?P<id>[^/?\#&]+)
+ '''
+ _TESTS = [{
+ 'url': 'https://platzi.com/clases/next-js/',
+ 'info_dict': {
+ 'id': '1311',
+ 'title': 'Curso de Next.js',
+ },
+ 'playlist_count': 22,
+ }, {
+ 'url': 'https://courses.platzi.com/classes/communication-codestream/',
+ 'info_dict': {
+ 'id': '1367',
+ 'title': 'Codestream Course',
+ },
+ 'playlist_count': 14,
+ }]
+
+ @classmethod
+ def suitable(cls, url):
+ return False if PlatziIE.suitable(url) else super(PlatziCourseIE, cls).suitable(url)
+
+ def _real_extract(self, url):
+ course_name = self._match_id(url)
+
+ webpage = self._download_webpage(url, course_name)
+
+ props = self._parse_json(
+ self._search_regex(r'data\s*=\s*({.+?})\s*;', webpage, 'data'),
+ course_name)['initialProps']
+
+ entries = []
+ for chapter_num, chapter in enumerate(props['concepts'], 1):
+ if not isinstance(chapter, dict):
+ continue
+ materials = chapter.get('materials')
+ if not materials or not isinstance(materials, list):
+ continue
+ chapter_title = chapter.get('title')
+ chapter_id = str_or_none(chapter.get('id'))
+ for material in materials:
+ if not isinstance(material, dict):
+ continue
+ if material.get('material_type') != 'video':
+ continue
+ video_url = urljoin(url, material.get('url'))
+ if not video_url:
+ continue
+ entries.append({
+ '_type': 'url_transparent',
+ 'url': video_url,
+ 'title': str_or_none(material.get('name')),
+ 'id': str_or_none(material.get('id')),
+ 'ie_key': PlatziIE.ie_key(),
+ 'chapter': chapter_title,
+ 'chapter_number': chapter_num,
+ 'chapter_id': chapter_id,
+ })
+
+ course_id = compat_str(try_get(props, lambda x: x['course']['id']))
+ course_title = try_get(props, lambda x: x['course']['name'], compat_str)
+
+ return self.playlist_result(entries, course_id, course_title)