summaryrefslogtreecommitdiffstats
path: root/yt_dlp/extractor/egghead.py
blob: 62d2e544c9efab1ab46ffebe67522ebf55f98c65 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
from .common import InfoExtractor
from ..utils import (
    determine_ext,
    int_or_none,
    try_get,
    unified_timestamp,
    url_or_none,
)


class EggheadBaseIE(InfoExtractor):
    def _call_api(self, path, video_id, resource, fatal=True):
        return self._download_json(
            'https://app.egghead.io/api/v1/' + path,
            video_id, f'Downloading {resource} JSON', fatal=fatal)


class EggheadCourseIE(EggheadBaseIE):
    IE_DESC = 'egghead.io course'
    IE_NAME = 'egghead:course'
    _VALID_URL = r'https?://(?:app\.)?egghead\.io/(?:course|playlist)s/(?P<id>[^/?#&]+)'
    _TESTS = [{
        'url': 'https://egghead.io/courses/professor-frisby-introduces-composable-functional-javascript',
        'playlist_count': 29,
        'info_dict': {
            'id': '432655',
            'title': 'Professor Frisby Introduces Composable Functional JavaScript',
            'description': 're:(?s)^This course teaches the ubiquitous.*You\'ll start composing functionality before you know it.$',
        },
    }, {
        'url': 'https://app.egghead.io/playlists/professor-frisby-introduces-composable-functional-javascript',
        'only_matching': True,
    }]

    def _real_extract(self, url):
        playlist_id = self._match_id(url)
        series_path = 'series/' + playlist_id
        lessons = self._call_api(
            series_path + '/lessons', playlist_id, 'course lessons')

        entries = []
        for lesson in lessons:
            lesson_url = url_or_none(lesson.get('http_url'))
            if not lesson_url:
                continue
            lesson_id = lesson.get('id')
            if lesson_id:
                lesson_id = str(lesson_id)
            entries.append(self.url_result(
                lesson_url, ie=EggheadLessonIE.ie_key(), video_id=lesson_id))

        course = self._call_api(
            series_path, playlist_id, 'course', False) or {}

        playlist_id = course.get('id')
        if playlist_id:
            playlist_id = str(playlist_id)

        return self.playlist_result(
            entries, playlist_id, course.get('title'),
            course.get('description'))


class EggheadLessonIE(EggheadBaseIE):
    IE_DESC = 'egghead.io lesson'
    IE_NAME = 'egghead:lesson'
    _VALID_URL = r'https?://(?:app\.)?egghead\.io/(?:api/v1/)?lessons/(?P<id>[^/?#&]+)'
    _TESTS = [{
        'url': 'https://egghead.io/lessons/javascript-linear-data-flow-with-container-style-types-box',
        'info_dict': {
            'id': '1196',
            'display_id': 'javascript-linear-data-flow-with-container-style-types-box',
            'ext': 'mp4',
            'title': 'Create linear data flow with container style types (Box)',
            'description': 'md5:9aa2cdb6f9878ed4c39ec09e85a8150e',
            'thumbnail': r're:^https?:.*\.jpg$',
            'timestamp': 1481296768,
            'upload_date': '20161209',
            'duration': 304,
            'view_count': 0,
            'tags': 'count:2',
        },
        'params': {
            'skip_download': True,
        },
    }, {
        'url': 'https://egghead.io/api/v1/lessons/react-add-redux-to-a-react-application',
        'only_matching': True,
    }, {
        'url': 'https://app.egghead.io/lessons/javascript-linear-data-flow-with-container-style-types-box',
        'only_matching': True,
    }]

    def _real_extract(self, url):
        display_id = self._match_id(url)

        lesson = self._call_api(
            'lessons/' + display_id, display_id, 'lesson')

        lesson_id = str(lesson['id'])
        title = lesson['title']

        formats = []
        for _, format_url in lesson['media_urls'].items():
            format_url = url_or_none(format_url)
            if not format_url:
                continue
            ext = determine_ext(format_url)
            if ext == 'm3u8':
                formats.extend(self._extract_m3u8_formats(
                    format_url, lesson_id, 'mp4', m3u8_id='hls', fatal=False))
            elif ext == 'mpd':
                formats.extend(self._extract_mpd_formats(
                    format_url, lesson_id, mpd_id='dash', fatal=False))
            else:
                formats.append({
                    'url': format_url,
                })

        return {
            'id': lesson_id,
            'display_id': display_id,
            'title': title,
            'description': lesson.get('summary'),
            'thumbnail': lesson.get('thumb_nail'),
            'timestamp': unified_timestamp(lesson.get('published_at')),
            'duration': int_or_none(lesson.get('duration')),
            'view_count': int_or_none(lesson.get('plays_count')),
            'tags': try_get(lesson, lambda x: x['tag_list'], list),
            'series': try_get(
                lesson, lambda x: x['series']['title'], str),
            'formats': formats,
        }