1 from __future__ import unicode_literals
2
3 import re
4
5 from .common import InfoExtractor
6 from .wistia import WistiaIE
7 from ..compat import compat_str
8 from ..utils import (
9 clean_html,
10 ExtractorError,
11 get_element_by_class,
12 urlencode_postdata,
13 urljoin,
14 )
15
16
17 class UpskillBaseIE(InfoExtractor):
18 _LOGIN_URL = 'http://upskillcourses.com/sign_in'
19 _NETRC_MACHINE = 'upskill'
20
21 def _real_initialize(self):
22 self._login()
23
24 def _login(self):
25 username, password = self._get_login_info()
26 if username is None:
27 return
28
29 login_page, urlh = self._download_webpage_handle(
30 self._LOGIN_URL, None, 'Downloading login page')
31
32 login_url = compat_str(urlh.geturl())
33
34 login_form = self._hidden_inputs(login_page)
35
36 login_form.update({
37 'user[email]': username,
38 'user[password]': password,
39 })
40
41 post_url = self._search_regex(
42 r'<form[^>]+action=(["\'])(?P<url>(?:(?!\1).)+)\1', login_page,
43 'post url', default=login_url, group='url')
44
45 if not post_url.startswith('http'):
46 post_url = urljoin(login_url, post_url)
47
48 response = self._download_webpage(
49 post_url, None, 'Logging in',
50 data=urlencode_postdata(login_form),
51 headers={
52 'Content-Type': 'application/x-www-form-urlencoded',
53 'Referer': login_url,
54 })
55
56 # Successful login
57 if any(re.search(p, response) for p in (
58 r'class=["\']user-signout',
59 r'<a[^>]+\bhref=["\']/sign_out',
60 r'>\s*Log out\s*<')):
61 return
62
63 message = get_element_by_class('alert', response)
64 if message is not None:
65 raise ExtractorError(
66 'Unable to login: %s' % clean_html(message), expected=True)
67
68 raise ExtractorError('Unable to log in')
69
70
71 class UpskillIE(UpskillBaseIE):
72 _VALID_URL = r'https?://(?:www\.)?upskillcourses\.com/courses/[^/]+/lectures/(?P<id>\d+)'
73
74 _TESTS = [{
75 'url': 'http://upskillcourses.com/courses/essential-web-developer-course/lectures/1747100',
76 'info_dict': {
77 'id': 'uzw6zw58or',
78 'ext': 'mp4',
79 'title': 'Welcome to the Course!',
80 'description': 'md5:8d66c13403783370af62ca97a7357bdd',
81 'duration': 138.763,
82 'timestamp': 1479846621,
83 'upload_date': '20161122',
84 },
85 'params': {
86 'skip_download': True,
87 },
88 }, {
89 'url': 'http://upskillcourses.com/courses/119763/lectures/1747100',
90 'only_matching': True,
91 }]
92
93 def _real_extract(self, url):
94 video_id = self._match_id(url)
95
96 webpage = self._download_webpage(url, video_id)
97
98 wistia_url = WistiaIE._extract_url(webpage)
99 if not wistia_url:
100 if any(re.search(p, webpage) for p in (
101 r'class=["\']lecture-contents-locked',
102 r'>\s*Lecture contents locked',
103 r'id=["\']lecture-locked')):
104 self.raise_login_required('Lecture contents locked')
105
106 title = self._og_search_title(webpage, default=None)
107
108 return {
109 '_type': 'url_transparent',
110 'url': wistia_url,
111 'ie_key': WistiaIE.ie_key(),
112 'title': title,
113 }
114
115
116 class UpskillCourseIE(UpskillBaseIE):
117 _VALID_URL = r'https?://(?:www\.)?upskillcourses\.com/courses/(?:enrolled/)?(?P<id>[^/?#&]+)'
118 _TESTS = [{
119 'url': 'http://upskillcourses.com/courses/essential-web-developer-course/',
120 'info_dict': {
121 'id': '119763',
122 'title': 'The Essential Web Developer Course (Free)',
123 },
124 'playlist_count': 192,
125 }, {
126 'url': 'http://upskillcourses.com/courses/119763/',
127 'only_matching': True,
128 }, {
129 'url': 'http://upskillcourses.com/courses/enrolled/119763',
130 'only_matching': True,
131 }]
132
133 @classmethod
134 def suitable(cls, url):
135 return False if UpskillIE.suitable(url) else super(
136 UpskillCourseIE, cls).suitable(url)
137
138 def _real_extract(self, url):
139 course_id = self._match_id(url)
140
141 webpage = self._download_webpage(url, course_id)
142
143 course_id = self._search_regex(
144 r'data-course-id=["\'](\d+)', webpage, 'course id',
145 default=course_id)
146
147 entries = []
148
149 for mobj in re.finditer(
150 r'(?s)(?P<li><li[^>]+class=(["\'])(?:(?!\2).)*?section-item[^>]+>.+?</li>)',
151 webpage):
152 li = mobj.group('li')
153 if 'fa-youtube-play' not in li:
154 continue
155 lecture_url = self._search_regex(
156 r'<a[^>]+href=(["\'])(?P<url>(?:(?!\1).)+)\1', li,
157 'lecture url', default=None, group='url')
158 if not lecture_url:
159 continue
160 lecture_id = self._search_regex(
161 r'/lectures/(\d+)', lecture_url, 'lecture id', default=None)
162 title = self._html_search_regex(
163 r'<span[^>]+class=["\']lecture-name[^>]+>([^<]+)', li,
164 'title', default=None)
165 entries.append(
166 self.url_result(
167 urljoin('http://upskillcourses.com/', lecture_url),
168 ie=UpskillIE.ie_key(), video_id=lecture_id,
169 video_title=clean_html(title)))
170
171 course_title = self._html_search_regex(
172 (r'(?s)<img[^>]+class=["\']course-image[^>]+>\s*<h\d>(.+?)</h',
173 r'(?s)<h\d[^>]+class=["\']course-title[^>]+>(.+?)</h'),
174 webpage, 'course title', fatal=False)
175
176 return self.playlist_result(entries, course_id, course_title)
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