[hketv] Add new extractor

youtube_dl/extractor/extractors.py

@@ -451,6 +451,7 @@ from .hellporno import HellPornoIE
 from .helsinki import HelsinkiIE
 from .hentaistigma import HentaiStigmaIE
 from .hgtv import HGTVComShowIE
+from .hketv import HKETVIE
 from .hidive import HiDiveIE
 from .historicfilms import HistoricFilmsIE
 from .hitbox import HitboxIE, HitboxLiveIE

youtube_dl/extractor/hketv.py

@@ -0,0 +1,160 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..compat import compat_str
+from ..utils import (
+    ExtractorError,
+    GeoRestrictedError,
+    clean_html,
+    int_or_none,
+    merge_dicts,
+    str_to_int,
+    try_get,
+    unified_strdate,
+    urlencode_postdata,
+    urljoin,
+)
+
+
+class HKETVIE(InfoExtractor):
+    IE_NAME = 'hketv'
+    IE_DESC = '香港教育局教育電視 (HKETV) Educational Television, Hong Kong Educational Bureau'
+    _VALID_URL = r'https?://(?:www\.)?hkedcity\.net/etv/resource/(?P<id>[0-9]+)'
+    _TESTS = [{
+        'url': 'https://www.hkedcity.net/etv/resource/2932360618',
+        'md5': 'f193712f5f7abb208ddef3c5ea6ed0b7',
+        'info_dict': {
+            'id': '2932360618',
+            'ext': 'mp4',
+            'title': '喜閱一生(共享閱讀樂)',
+            'description': '本節目輯錄了「閱讀滿Fun嘉年華」和「二○一八響應世界閱讀日――悅愛閱讀・愈讀愈愛」的活動花絮，並由學者、作家、演藝界人士等，分享培養子女閱讀興趣和習慣的方法，以及呼籲大家一同分享閱讀的樂趣。',
+            'upload_date': '20181024',
+            'duration': 900,
+            'subtitles': {
+                'en': [{
+                    'url': 'https://apps.hkedcity.net/media/mediaplayer/caption.php?f=74395&lang=en',
+                    'ext': 'srt',
+                }],
+                'zh-Hant': [{
+                    'url': 'https://apps.hkedcity.net/media/mediaplayer/caption.php?f=74395&lang=qmt',
+                    'ext': 'srt',
+                }],
+            }
+        },
+    }]
+
+    _CC_LANGS = {
+        '中文（繁體中文）': 'zh-Hant',
+        '中文（简体中文）': 'zh-Hans',
+        'English': 'en',
+        'Bahasa Indonesia': 'id',
+        '\u0939\u093f\u0928\u094d\u0926\u0940': 'hi',
+        '\u0928\u0947\u092a\u093e\u0932\u0940': 'ne',
+        'Tagalog': 'tl',
+        '\u0e44\u0e17\u0e22': 'th',
+        '\u0627\u0631\u062f\u0648': 'ur',
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage = self._download_webpage(url, video_id)
+
+        file_id = self._html_search_regex(r'post_var\["file_id"\] = ([0-9]+);', webpage, 'file ID')
+        curr_url = self._html_search_regex(r'post_var\["curr_url"\] = "(.+?)";', webpage, 'curr URL')
+        data = {
+            'action': 'get_info',
+            'curr_url': curr_url,
+            'file_id': file_id,
+            'video_url': file_id,
+        }
+        _APPS_BASE_URL = 'https://apps.hkedcity.net'
+        handler_url = urljoin(_APPS_BASE_URL, '/media/play/handler.php')
+
+        response = self._download_json(
+            handler_url, video_id,
+            data=urlencode_postdata(data),
+            headers=merge_dicts({'Content-Type': 'application/x-www-form-urlencoded'},
+                                self.geo_verification_headers()))
+
+        result = try_get(response, lambda x: x['result'], dict)
+
+        formats = []
+        subtitles = {}
+
+        thumbnail_php = urljoin(_APPS_BASE_URL, result.get('image'))
+        thumbnail_urlh = self._downloader.urlopen(thumbnail_php)
+        thumbnail = thumbnail_urlh.geturl()
+
+        if response.get('success') and response.get('access'):
+            width = str_to_int(result.get('width'))
+            height = str_to_int(result.get('height'))
+
+            playlist0 = try_get(result, lambda x: x['playlist'][0], dict)
+            fmts = try_get(playlist0, lambda x: x['sources'], list)
+            for fmt in fmts:
+                label = fmt.get('label')
+                if label == 'HD':
+                    h = 720
+                elif label == 'SD':
+                    h = 360
+                w = h * width // height
+                urlh = self._downloader.urlopen(urljoin(_APPS_BASE_URL, fmt.get('file')))
+                formats.append({
+                    'format_id': label,
+                    'ext': fmt.get('type'),
+                    'url': urlh.geturl(),
+                    'width': w,
+                    'height': h,
+                })
+
+            tracks = try_get(playlist0, lambda x: x['tracks'], list)
+            for track in tracks:
+                if not isinstance(track, dict):
+                    continue
+                track_kind = track.get('kind')
+                if not track_kind or not isinstance(track_kind, compat_str):
+                    continue
+                if track_kind.lower() not in ('captions', 'subtitles'):
+                    continue
+                track_url = urljoin(_APPS_BASE_URL, track.get('file'))
+                if not track_url:
+                    continue
+                track_label = track.get('label')
+                subtitles.setdefault(self._CC_LANGS.get(track_label, track_label), []).append({
+                    'url': self._proto_relative_url(track_url),
+                    'ext': 'srt',
+                })
+
+        else:
+            error = clean_html(response.get('access_err_msg'))
+            if error.find('Video streaming is not available in your country'):
+                raise GeoRestrictedError(error)
+            else:
+                raise ExtractorError(error)
+
+        # Likes
+        emotion = self._download_json(
+            'https://emocounter.hkedcity.net/handler.php',
+            video_id,
+            data=urlencode_postdata({
+                'action': 'get_emotion',
+                'data[bucket_id]': 'etv',
+                'data[identifier]': video_id,
+            }),
+            headers={'Content-Type': 'application/x-www-form-urlencoded'})
+        if emotion.get('result'):
+            like_count = str_to_int(try_get(emotion, lambda x: x['data']['emotion_data'][0]['count'], str))
+
+        return {
+            'id': video_id,
+            'title': self._html_search_meta('ed_title', webpage),
+            'description': self._html_search_meta('description', webpage, fatal=False),
+            'upload_date': unified_strdate(self._html_search_meta('ed_date', webpage, fatal=False), day_first=False),
+            'duration': int_or_none(result.get('length')),
+            'formats': formats,
+            'subtitles': subtitles,
+            'thumbnail': thumbnail,
+            'view_count': str_to_int(result.get('view_count')),
+            'like_count': like_count,
+        }