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483fc223 S |
1 | from __future__ import unicode_literals |
2 | ||
483fc223 S |
3 | import json |
4 | ||
5 | from .common import InfoExtractor | |
6 | from ..compat import ( | |
7 | compat_str, | |
8 | compat_urllib_parse, | |
9 | compat_urllib_request, | |
10 | compat_urlparse, | |
11 | ) | |
12 | from ..utils import ( | |
13 | ExtractorError, | |
14 | int_or_none, | |
15 | parse_duration, | |
16 | ) | |
17 | ||
18 | ||
19 | class PluralsightIE(InfoExtractor): | |
20 | IE_NAME = 'pluralsight' | |
71bd93b8 | 21 | _VALID_URL = r'https?://(?:(?:www|app)\.)?pluralsight\.com/training/player\?' |
c3a227d1 | 22 | _LOGIN_URL = 'https://app.pluralsight.com/id/' |
0533915a | 23 | _API_BASE = 'http://app.pluralsight.com' |
483fc223 S |
24 | _NETRC_MACHINE = 'pluralsight' |
25 | ||
71bd93b8 | 26 | _TESTS = [{ |
483fc223 S |
27 | 'url': 'http://www.pluralsight.com/training/player?author=mike-mckeown&name=hosting-sql-server-windows-azure-iaas-m7-mgmt&mode=live&clip=3&course=hosting-sql-server-windows-azure-iaas', |
28 | 'md5': '4d458cf5cf4c593788672419a8dd4cf8', | |
29 | 'info_dict': { | |
30 | 'id': 'hosting-sql-server-windows-azure-iaas-m7-mgmt-04', | |
31 | 'ext': 'mp4', | |
32 | 'title': 'Management of SQL Server - Demo Monitoring', | |
33 | 'duration': 338, | |
34 | }, | |
35 | 'skip': 'Requires pluralsight account credentials', | |
71bd93b8 S |
36 | }, { |
37 | 'url': 'https://app.pluralsight.com/training/player?course=angularjs-get-started&author=scott-allen&name=angularjs-get-started-m1-introduction&clip=0&mode=live', | |
38 | 'only_matching': True, | |
c23e2664 S |
39 | }, { |
40 | # available without pluralsight account | |
41 | 'url': 'http://app.pluralsight.com/training/player?author=scott-allen&name=angularjs-get-started-m1-introduction&mode=live&clip=0&course=angularjs-get-started', | |
42 | 'only_matching': True, | |
71bd93b8 | 43 | }] |
483fc223 S |
44 | |
45 | def _real_initialize(self): | |
46 | self._login() | |
47 | ||
48 | def _login(self): | |
49 | (username, password) = self._get_login_info() | |
50 | if username is None: | |
c23e2664 | 51 | return |
483fc223 S |
52 | |
53 | login_page = self._download_webpage( | |
54 | self._LOGIN_URL, None, 'Downloading login page') | |
55 | ||
56 | login_form = self._hidden_inputs(login_page) | |
57 | ||
58 | login_form.update({ | |
59 | 'Username': username.encode('utf-8'), | |
60 | 'Password': password.encode('utf-8'), | |
61 | }) | |
62 | ||
63 | post_url = self._search_regex( | |
64 | r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page, | |
65 | 'post url', default=self._LOGIN_URL, group='url') | |
66 | ||
67 | if not post_url.startswith('http'): | |
68 | post_url = compat_urlparse.urljoin(self._LOGIN_URL, post_url) | |
69 | ||
70 | request = compat_urllib_request.Request( | |
71 | post_url, compat_urllib_parse.urlencode(login_form).encode('utf-8')) | |
72 | request.add_header('Content-Type', 'application/x-www-form-urlencoded') | |
73 | ||
74 | response = self._download_webpage( | |
75 | request, None, 'Logging in as %s' % username) | |
76 | ||
77 | error = self._search_regex( | |
78 | r'<span[^>]+class="field-validation-error"[^>]*>([^<]+)</span>', | |
79 | response, 'error message', default=None) | |
80 | if error: | |
81 | raise ExtractorError('Unable to login: %s' % error, expected=True) | |
82 | ||
83 | def _real_extract(self, url): | |
71bd93b8 S |
84 | qs = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query) |
85 | ||
86 | author = qs.get('author', [None])[0] | |
87 | name = qs.get('name', [None])[0] | |
88 | clip_id = qs.get('clip', [None])[0] | |
89 | course = qs.get('course', [None])[0] | |
90 | ||
91 | if any(not f for f in (author, name, clip_id, course,)): | |
92 | raise ExtractorError('Invalid URL', expected=True) | |
483fc223 S |
93 | |
94 | display_id = '%s-%s' % (name, clip_id) | |
95 | ||
96 | webpage = self._download_webpage(url, display_id) | |
97 | ||
98 | collection = self._parse_json( | |
99 | self._search_regex( | |
100 | r'moduleCollection\s*:\s*new\s+ModuleCollection\((\[.+?\])\s*,\s*\$rootScope\)', | |
101 | webpage, 'modules'), | |
102 | display_id) | |
103 | ||
104 | module, clip = None, None | |
105 | ||
106 | for module_ in collection: | |
107 | if module_.get('moduleName') == name: | |
108 | module = module_ | |
109 | for clip_ in module_.get('clips', []): | |
110 | clip_index = clip_.get('clipIndex') | |
111 | if clip_index is None: | |
112 | continue | |
113 | if compat_str(clip_index) == clip_id: | |
114 | clip = clip_ | |
115 | break | |
116 | ||
117 | if not clip: | |
118 | raise ExtractorError('Unable to resolve clip') | |
119 | ||
120 | QUALITIES = { | |
121 | 'low': {'width': 640, 'height': 480}, | |
122 | 'medium': {'width': 848, 'height': 640}, | |
123 | 'high': {'width': 1024, 'height': 768}, | |
124 | } | |
125 | ||
126 | ALLOWED_QUALITIES = ( | |
127 | ('webm', ('high',)), | |
128 | ('mp4', ('low', 'medium', 'high',)), | |
129 | ) | |
130 | ||
131 | formats = [] | |
132 | for ext, qualities in ALLOWED_QUALITIES: | |
133 | for quality in qualities: | |
134 | f = QUALITIES[quality].copy() | |
135 | clip_post = { | |
136 | 'a': author, | |
137 | 'cap': 'false', | |
138 | 'cn': clip_id, | |
139 | 'course': course, | |
140 | 'lc': 'en', | |
141 | 'm': name, | |
142 | 'mt': ext, | |
143 | 'q': '%dx%d' % (f['width'], f['height']), | |
144 | } | |
145 | request = compat_urllib_request.Request( | |
0533915a | 146 | '%s/training/Player/ViewClip' % self._API_BASE, |
483fc223 S |
147 | json.dumps(clip_post).encode('utf-8')) |
148 | request.add_header('Content-Type', 'application/json;charset=utf-8') | |
149 | format_id = '%s-%s' % (ext, quality) | |
150 | clip_url = self._download_webpage( | |
151 | request, display_id, 'Downloading %s URL' % format_id, fatal=False) | |
152 | if not clip_url: | |
153 | continue | |
154 | f.update({ | |
155 | 'url': clip_url, | |
156 | 'ext': ext, | |
157 | 'format_id': format_id, | |
158 | }) | |
159 | formats.append(f) | |
160 | self._sort_formats(formats) | |
161 | ||
162 | # TODO: captions | |
163 | # http://www.pluralsight.com/training/Player/ViewClip + cap = true | |
164 | # or | |
165 | # http://www.pluralsight.com/training/Player/Captions | |
166 | # { a = author, cn = clip_id, lc = end, m = name } | |
167 | ||
168 | return { | |
169 | 'id': clip['clipName'], | |
170 | 'title': '%s - %s' % (module['title'], clip['title']), | |
171 | 'duration': int_or_none(clip.get('duration')) or parse_duration(clip.get('formattedDuration')), | |
172 | 'creator': author, | |
173 | 'formats': formats | |
174 | } | |
175 | ||
176 | ||
177 | class PluralsightCourseIE(InfoExtractor): | |
178 | IE_NAME = 'pluralsight:course' | |
a5cd0eb8 | 179 | _VALID_URL = r'https?://(?:(?:www|app)\.)?pluralsight\.com/(?:library/)?courses/(?P<id>[^/]+)' |
c23e2664 | 180 | _TESTS = [{ |
483fc223 S |
181 | # Free course from Pluralsight Starter Subscription for Microsoft TechNet |
182 | # https://offers.pluralsight.com/technet?loc=zTS3z&prod=zOTprodz&tech=zOttechz&prog=zOTprogz&type=zSOz&media=zOTmediaz&country=zUSz | |
183 | 'url': 'http://www.pluralsight.com/courses/hosting-sql-server-windows-azure-iaas', | |
184 | 'info_dict': { | |
185 | 'id': 'hosting-sql-server-windows-azure-iaas', | |
186 | 'title': 'Hosting SQL Server in Microsoft Azure IaaS Fundamentals', | |
187 | 'description': 'md5:61b37e60f21c4b2f91dc621a977d0986', | |
188 | }, | |
189 | 'playlist_count': 31, | |
c23e2664 S |
190 | }, { |
191 | # available without pluralsight account | |
192 | 'url': 'https://www.pluralsight.com/courses/angularjs-get-started', | |
193 | 'only_matching': True, | |
a5cd0eb8 S |
194 | }, { |
195 | 'url': 'https://app.pluralsight.com/library/courses/understanding-microsoft-azure-amazon-aws/table-of-contents', | |
196 | 'only_matching': True, | |
c23e2664 | 197 | }] |
483fc223 S |
198 | |
199 | def _real_extract(self, url): | |
200 | course_id = self._match_id(url) | |
201 | ||
2b6bda1e S |
202 | # TODO: PSM cookie |
203 | ||
483fc223 | 204 | course = self._download_json( |
0533915a | 205 | '%s/data/course/%s' % (self._API_BASE, course_id), |
483fc223 S |
206 | course_id, 'Downloading course JSON') |
207 | ||
208 | title = course['title'] | |
209 | description = course.get('description') or course.get('shortDescription') | |
210 | ||
211 | course_data = self._download_json( | |
0533915a | 212 | '%s/data/course/content/%s' % (self._API_BASE, course_id), |
483fc223 S |
213 | course_id, 'Downloading course data JSON') |
214 | ||
483fc223 S |
215 | entries = [] |
216 | for module in course_data: | |
217 | for clip in module.get('clips', []): | |
483fc223 S |
218 | player_parameters = clip.get('playerParameters') |
219 | if not player_parameters: | |
220 | continue | |
221 | entries.append(self.url_result( | |
0533915a | 222 | '%s/training/player?%s' % (self._API_BASE, player_parameters), |
483fc223 S |
223 | 'Pluralsight')) |
224 | ||
483fc223 | 225 | return self.playlist_result(entries, course_id, title, description) |