youtube-dl/youtube_dl/extractor/acast.py

# coding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..compat import compat_str
from ..utils import int_or_none


class ACastBaseIE(InfoExtractor):
    _API_BASE_URL = 'https://www.acast.com/api/'


class ACastIE(ACastBaseIE):
    IE_NAME = 'acast'
    _VALID_URL = r'https?://(?:www\.)?acast\.com/(?P<channel>[^/]+)/(?P<id>[^/#?]+)'
    _TEST = {
        'url': 'https://www.acast.com/condenasttraveler/-where-are-you-taipei-101-taiwan',
        'md5': 'ada3de5a1e3a2a381327d749854788bb',
        'info_dict': {
            'id': '57de3baa-4bb0-487e-9418-2692c1277a34',
            'ext': 'mp3',
            'title': '"Where Are You?": Taipei 101, Taiwan',
            'timestamp': 1196172000000,
            'description': 'md5:a0b4ef3634e63866b542e5b1199a1a0e',
            'duration': 211,
        }
    }

    def _real_extract(self, url):
        channel, display_id = re.match(self._VALID_URL, url).groups()

        embed_page = self._download_webpage(
            re.sub('(?:www\.)?acast\.com', 'embedcdn.acast.com', url), display_id)
        cast_data = self._parse_json(self._search_regex(
            r'window\[\'acast/queries\'\]\s*=\s*([^;]+);', embed_page, 'acast data'),
            display_id)['GetAcast/%s/%s' % (channel, display_id)]

        return {
            'id': compat_str(cast_data['id']),
            'display_id': display_id,
            'url': cast_data['blings'][0]['audio'],
            'title': cast_data['name'],
            'description': cast_data.get('description'),
            'thumbnail': cast_data.get('image'),
            'timestamp': int_or_none(cast_data.get('publishingDate')),
            'duration': int_or_none(cast_data.get('duration')),
        }


class ACastChannelIE(ACastBaseIE):
    IE_NAME = 'acast:channel'
    _VALID_URL = r'https?://(?:www\.)?acast\.com/(?P<id>[^/#?]+)'
    _TEST = {
        'url': 'https://www.acast.com/condenasttraveler',
        'info_dict': {
            'id': '50544219-29bb-499e-a083-6087f4cb7797',
            'title': 'Condé Nast Traveler Podcast',
            'description': 'md5:98646dee22a5b386626ae31866638fbd',
        },
        'playlist_mincount': 20,
    }

    @classmethod
    def suitable(cls, url):
        return False if ACastIE.suitable(url) else super(ACastChannelIE, cls).suitable(url)

    def _real_extract(self, url):
        display_id = self._match_id(url)
        channel_data = self._download_json(self._API_BASE_URL + 'channels/%s' % display_id, display_id)
        casts = self._download_json(self._API_BASE_URL + 'channels/%s/acasts' % display_id, display_id)
        entries = [self.url_result('https://www.acast.com/%s/%s' % (display_id, cast['url']), 'ACast') for cast in casts]

        return self.playlist_result(entries, compat_str(channel_data['id']), channel_data['name'], channel_data.get('description'))