[hketv] Add extractor

2 files changed, 186 insertions, 0 deletions

diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 24361def4..574a47e6d 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -452,6 +452,7 @@ 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
diff --git a/youtube_dl/extractor/hketv.py b/youtube_dl/extractor/hketv.py
new file mode 100644
index 000000000..b5790cdee
--- /dev/null
+++ b/youtube_dl/extractor/hketv.py
@@ -0,0 +1,185 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..compat import compat_str
+from ..utils import (
+    clean_html,
+    ExtractorError,
+    int_or_none,
+    merge_dicts,
+    str_or_none,
+    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'
+    _GEO_BYPASS = False
+    _GEO_COUNTRIES = ['HK']
+    _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) (中、英文字幕可供選擇)',
+            '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',
+                }],
+            }
+        },
+    }, {
+        'url': 'https://www.hkedcity.net/etv/resource/972641418',
+        'md5': '1ed494c1c6cf7866a8290edad9b07dc9',
+        'info_dict': {
+            'id': '972641418',
+            'ext': 'mp4',
+            'title': '衣冠楚楚 (天使系列之一)',
+            'description': '天國仙境，有兩位可愛的天使小姐妹。她們對幾千年來天使衣著一成不變頗有不滿。她們下望人世間：只見人們穿著七彩繽紛、款式各異的服裝，漂亮極了。天使姐妹決定下凡考察衣著，以設計天使新裝。  下到人間，姐妹試穿各式各樣的衣著，引發連串奇特有趣的情節：她們穿著校服在街上閒逛時，被女警誤認為逃學而送回學校，到校後又被體育老師誤認為是新同學，匆匆忙忙換上運動服後在操場上大顯神通。她們穿著護士服在醫院散步時，又被誤認為當班護士，而投入追尋失蹤病童、治病救人的工作中去。姐妹倆還到過玩具店，與布娃娃們談論衣著。她們也去過服裝設計學校，被當成小模特兒而試穿各式服裝。最令姐妹倆興奮的是一場盛大的民族服裝表演會。身穿盛裝的十二個民族的少女在台上翩翩起舞，各種服飾七彩繽紛、美不勝收。姐妹們情不自禁地穿上民族服裝，小天使變成了少數民族姑娘……最後天使姐妹回到天上，對於天使究竟穿甚麼樣的衣服好，她們還是拿不定主意。  節目通過天使姐妹的奇特經歷，反復示範各式衣服鞋襪的正確讀音及談論衣著時的常用句式，並以盛大的民族服裝表演活動，帶出有關服裝的文化知識。內容豐富而饒有趣味。',
+            'upload_date': '20070109',
+            'duration': 907,
+            'subtitles': {},
+        },
+    }]
+
+    _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)
+        title = self._html_search_meta('ed_title', webpage, fatal=True)
+
+        file_id = self._html_search_regex(r'post_var\["file_id"\]\s*=\s*(.+?);', webpage, 'file ID')
+        curr_url = self._html_search_regex(r'post_var\["curr_url"\]\s*=\s*"(.+?)";', 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 = _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 = response['result']
+
+        formats = []
+        subtitles = {}
+
+        if response.get('success') and response.get('access'):
+            width = int_or_none(result.get('width'))
+            height = int_or_none(result.get('height'))
+
+            playlist0 = try_get(result, lambda x: x['playlist'][0], dict)
+            fmts = playlist0.get('sources')
+            for fmt in fmts:
+                file_path = fmt.get('file')
+                if file_path:
+                    file_url = urljoin(_APPS_BASE_URL, file_path)
+                    # If we ever wanted to provide the final resolved URL that
+                    # does not require cookies, albeit with a shorter lifespan:
+                    #     urlh = self._downloader.urlopen(file_url)
+                    #     resolved_url = urlh.geturl()
+
+                    label = fmt.get('label')
+                    w = None
+                    h = None
+                    if label == 'HD':
+                        h = 720
+                    elif label == 'SD':
+                        h = 360
+                    if h:
+                        if width and height:
+                            w = h * width // height
+                        else:
+                            w = h * 4 // 3
+
+                    formats.append({
+                        'format_id': label,
+                        'ext': fmt.get('type'),
+                        'url': file_url,
+                        'width': w,
+                        'height': h,
+                    })
+
+            tracks = playlist0.get('tracks', [])
+            for track in tracks:
+                if not isinstance(track, dict):
+                    continue
+                track_kind = str_or_none(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 'Video streaming is not available in your country' in error:
+                self.raise_geo_restricted(msg=error, countries=self._GEO_COUNTRIES)
+            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'},
+            fatal=False)
+        like_count = int_or_none(try_get(emotion, lambda x: x['data']['emotion_data'][0]['count']))
+
+        return {
+            'id': video_id,
+            'title': title,
+            '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': urljoin(_APPS_BASE_URL, result.get('image')),
+            'view_count': str_to_int(result.get('view_count')),
+            'like_count': like_count,
+        }