aboutsummaryrefslogtreecommitdiffstats
path: root/hypervideo_dl/extractor/telegram.py
blob: 5ec54857d6ebf53cb801f30ead21102eaf839f57 (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
134
135
136
import re

from .common import InfoExtractor
from ..utils import (
    clean_html,
    format_field,
    get_element_by_class,
    parse_duration,
    parse_qs,
    traverse_obj,
    unified_timestamp,
    update_url_query,
    url_basename,
)


class TelegramEmbedIE(InfoExtractor):
    IE_NAME = 'telegram:embed'
    _VALID_URL = r'https?://t\.me/(?P<channel_id>[^/]+)/(?P<id>\d+)'
    _TESTS = [{
        'url': 'https://t.me/europa_press/613',
        'md5': 'dd707708aea958c11a590e8068825f22',
        'info_dict': {
            'id': '613',
            'ext': 'mp4',
            'title': 'md5:6ce2d7e8d56eda16d80607b23db7b252',
            'description': 'md5:6ce2d7e8d56eda16d80607b23db7b252',
            'channel_id': 'europa_press',
            'channel': 'Europa Press ✔',
            'thumbnail': r're:^https?://.+',
            'timestamp': 1635631203,
            'upload_date': '20211030',
            'duration': 61,
        },
    }, {
        # 2-video post
        'url': 'https://t.me/vorposte/29342',
        'info_dict': {
            'id': 'vorposte-29342',
            'title': 'Форпост 29342',
            'description': 'md5:9d92e22169a3e136d5d69df25f82c3dc',
        },
        'playlist_count': 2,
        'params': {
            'skip_download': True,
        },
    }, {
        # 2-video post with --no-playlist
        'url': 'https://t.me/vorposte/29343',
        'md5': '1724e96053c18e788c8464038876e245',
        'info_dict': {
            'id': '29343',
            'ext': 'mp4',
            'title': 'md5:9d92e22169a3e136d5d69df25f82c3dc',
            'description': 'md5:9d92e22169a3e136d5d69df25f82c3dc',
            'channel_id': 'vorposte',
            'channel': 'Форпост',
            'thumbnail': r're:^https?://.+',
            'timestamp': 1666384480,
            'upload_date': '20221021',
            'duration': 35,
        },
        'params': {
            'noplaylist': True,
        }
    }, {
        # 2-video post with 'single' query param
        'url': 'https://t.me/vorposte/29342?single',
        'md5': 'd20b202f1e41400a9f43201428add18f',
        'info_dict': {
            'id': '29342',
            'ext': 'mp4',
            'title': 'md5:9d92e22169a3e136d5d69df25f82c3dc',
            'description': 'md5:9d92e22169a3e136d5d69df25f82c3dc',
            'channel_id': 'vorposte',
            'channel': 'Форпост',
            'thumbnail': r're:^https?://.+',
            'timestamp': 1666384480,
            'upload_date': '20221021',
            'duration': 33,
        },
    }]

    def _real_extract(self, url):
        channel_id, msg_id = self._match_valid_url(url).group('channel_id', 'id')
        embed = self._download_webpage(
            url, msg_id, query={'embed': '1', 'single': []}, note='Downloading embed frame')

        def clean_text(html_class, html):
            text = clean_html(get_element_by_class(html_class, html))
            return text.replace('\n', ' ') if text else None

        description = clean_text('tgme_widget_message_text', embed)
        message = {
            'title': description or '',
            'description': description,
            'channel': clean_text('tgme_widget_message_author', embed),
            'channel_id': channel_id,
            'timestamp': unified_timestamp(self._search_regex(
                r'<time[^>]*datetime="([^"]*)"', embed, 'timestamp', fatal=False)),
        }

        videos = []
        for video in re.findall(r'<a class="tgme_widget_message_video_player(?s:.+?)</time>', embed):
            video_url = self._search_regex(
                r'<video[^>]+src="([^"]+)"', video, 'video URL', fatal=False)
            webpage_url = self._search_regex(
                r'<a class="tgme_widget_message_video_player[^>]+href="([^"]+)"',
                video, 'webpage URL', fatal=False)
            if not video_url or not webpage_url:
                continue
            formats = [{
                'url': video_url,
                'ext': 'mp4',
            }]
            videos.append({
                'id': url_basename(webpage_url),
                'webpage_url': update_url_query(webpage_url, {'single': True}),
                'duration': parse_duration(self._search_regex(
                    r'<time[^>]+duration[^>]*>([\d:]+)</time>', video, 'duration', fatal=False)),
                'thumbnail': self._search_regex(
                    r'tgme_widget_message_video_thumb"[^>]+background-image:url\(\'([^\']+)\'\)',
                    video, 'thumbnail', fatal=False),
                'formats': formats,
                **message,
            })

        playlist_id = None
        if len(videos) > 1 and 'single' not in parse_qs(url, keep_blank_values=True):
            playlist_id = f'{channel_id}-{msg_id}'

        if self._yes_playlist(playlist_id, msg_id):
            return self.playlist_result(
                videos, playlist_id, format_field(message, 'channel', f'%s {msg_id}'), description)
        else:
            return traverse_obj(videos, lambda _, x: x['id'] == msg_id, get_all=False)