1# coding: utf-8
2from __future__ import unicode_literals
3
4from .common import InfoExtractor
5from ..compat import compat_str
6from ..utils import (
7    clean_html,
8    ExtractorError,
9    int_or_none,
10    merge_dicts,
11    parse_count,
12    str_or_none,
13    try_get,
14    unified_strdate,
15    urlencode_postdata,
16    urljoin,
17)
18
19
20class HKETVIE(InfoExtractor):
21    IE_NAME = 'hketv'
22    IE_DESC = '香港教育局教育電視 (HKETV) Educational Television, Hong Kong Educational Bureau'
23    _GEO_BYPASS = False
24    _GEO_COUNTRIES = ['HK']
25    _VALID_URL = r'https?://(?:www\.)?hkedcity\.net/etv/resource/(?P<id>[0-9]+)'
26    _TESTS = [{
27        'url': 'https://www.hkedcity.net/etv/resource/2932360618',
28        'md5': 'f193712f5f7abb208ddef3c5ea6ed0b7',
29        'info_dict': {
30            'id': '2932360618',
31            'ext': 'mp4',
32            'title': '喜閱一生(共享閱讀樂) (中、英文字幕可供選擇)',
33            'description': 'md5:d5286d05219ef50e0613311cbe96e560',
34            'upload_date': '20181024',
35            'duration': 900,
36            'subtitles': 'count:2',
37        },
38        'skip': 'Geo restricted to HK',
39    }, {
40        'url': 'https://www.hkedcity.net/etv/resource/972641418',
41        'md5': '1ed494c1c6cf7866a8290edad9b07dc9',
42        'info_dict': {
43            'id': '972641418',
44            'ext': 'mp4',
45            'title': '衣冠楚楚 (天使系列之一)',
46            'description': 'md5:10bb3d659421e74f58e5db5691627b0f',
47            'upload_date': '20070109',
48            'duration': 907,
49            'subtitles': {},
50        },
51        'params': {
52            'geo_verification_proxy': '<HK proxy here>',
53        },
54        'skip': 'Geo restricted to HK',
55    }]
56
57    _CC_LANGS = {
58        '中文（繁體中文）': 'zh-Hant',
59        '中文（简体中文）': 'zh-Hans',
60        'English': 'en',
61        'Bahasa Indonesia': 'id',
62        '\u0939\u093f\u0928\u094d\u0926\u0940': 'hi',
63        '\u0928\u0947\u092a\u093e\u0932\u0940': 'ne',
64        'Tagalog': 'tl',
65        '\u0e44\u0e17\u0e22': 'th',
66        '\u0627\u0631\u062f\u0648': 'ur',
67    }
68    _FORMAT_HEIGHTS = {
69        'SD': 360,
70        'HD': 720,
71    }
72    _APPS_BASE_URL = 'https://apps.hkedcity.net'
73
74    def _real_extract(self, url):
75        video_id = self._match_id(url)
76        webpage = self._download_webpage(url, video_id)
77
78        title = (
79            self._html_search_meta(
80                ('ed_title', 'search.ed_title'), webpage, default=None)
81            or self._search_regex(
82                r'data-favorite_title_(?:eng|chi)=(["\'])(?P<id>(?:(?!\1).)+)\1',
83                webpage, 'title', default=None, group='url')
84            or self._html_search_regex(
85                r'<h1>([^<]+)</h1>', webpage, 'title', default=None)
86            or self._og_search_title(webpage)
87        )
88
89        file_id = self._search_regex(
90            r'post_var\[["\']file_id["\']\s*\]\s*=\s*(.+?);',
91            webpage, 'file ID')
92        curr_url = self._search_regex(
93            r'post_var\[["\']curr_url["\']\s*\]\s*=\s*"(.+?)";',
94            webpage, 'curr URL')
95        data = {
96            'action': 'get_info',
97            'curr_url': curr_url,
98            'file_id': file_id,
99            'video_url': file_id,
100        }
101
102        response = self._download_json(
103            self._APPS_BASE_URL + '/media/play/handler.php', video_id,
104            data=urlencode_postdata(data),
105            headers=merge_dicts({
106                'Content-Type': 'application/x-www-form-urlencoded'},
107                self.geo_verification_headers()))
108
109        result = response['result']
110
111        if not response.get('success') or not response.get('access'):
112            error = clean_html(response.get('access_err_msg'))
113            if 'Video streaming is not available in your country' in error:
114                self.raise_geo_restricted(
115                    msg=error, countries=self._GEO_COUNTRIES)
116            else:
117                raise ExtractorError(error, expected=True)
118
119        formats = []
120
121        width = int_or_none(result.get('width'))
122        height = int_or_none(result.get('height'))
123
124        playlist0 = result['playlist'][0]
125        for fmt in playlist0['sources']:
126            file_url = urljoin(self._APPS_BASE_URL, fmt.get('file'))
127            if not file_url:
128                continue
129            # If we ever wanted to provide the final resolved URL that
130            # does not require cookies, albeit with a shorter lifespan:
131            #     urlh = self._downloader.urlopen(file_url)
132            #     resolved_url = urlh.geturl()
133            label = fmt.get('label')
134            h = self._FORMAT_HEIGHTS.get(label)
135            w = h * width // height if h and width and height else None
136            formats.append({
137                'format_id': label,
138                'ext': fmt.get('type'),
139                'url': file_url,
140                'width': w,
141                'height': h,
142            })
143        self._sort_formats(formats)
144
145        subtitles = {}
146        tracks = try_get(playlist0, lambda x: x['tracks'], list) or []
147        for track in tracks:
148            if not isinstance(track, dict):
149                continue
150            track_kind = str_or_none(track.get('kind'))
151            if not track_kind or not isinstance(track_kind, compat_str):
152                continue
153            if track_kind.lower() not in ('captions', 'subtitles'):
154                continue
155            track_url = urljoin(self._APPS_BASE_URL, track.get('file'))
156            if not track_url:
157                continue
158            track_label = track.get('label')
159            subtitles.setdefault(self._CC_LANGS.get(
160                track_label, track_label), []).append({
161                    'url': self._proto_relative_url(track_url),
162                    'ext': 'srt',
163                })
164
165        # Likes
166        emotion = self._download_json(
167            'https://emocounter.hkedcity.net/handler.php', video_id,
168            data=urlencode_postdata({
169                'action': 'get_emotion',
170                'data[bucket_id]': 'etv',
171                'data[identifier]': video_id,
172            }),
173            headers={'Content-Type': 'application/x-www-form-urlencoded'},
174            fatal=False) or {}
175        like_count = int_or_none(try_get(
176            emotion, lambda x: x['data']['emotion_data'][0]['count']))
177
178        return {
179            'id': video_id,
180            'title': title,
181            'description': self._html_search_meta(
182                'description', webpage, fatal=False),
183            'upload_date': unified_strdate(self._html_search_meta(
184                'ed_date', webpage, fatal=False), day_first=False),
185            'duration': int_or_none(result.get('length')),
186            'formats': formats,
187            'subtitles': subtitles,
188            'thumbnail': urljoin(self._APPS_BASE_URL, result.get('image')),
189            'view_count': parse_count(result.get('view_count')),
190            'like_count': like_count,
191        }
192