mirror of
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69 lines
2.6 KiB
Python
69 lines
2.6 KiB
Python
#!/usr/bin/env python
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__all__ = ['lizhi_download']
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import json
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import datetime
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from ..common import *
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#
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# Worked well but not perfect.
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# TODO: add option --format={sd|hd}
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#
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def get_url(ep):
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readable = datetime.datetime.fromtimestamp(int(ep['create_time']) / 1000).strftime('%Y/%m/%d')
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return 'http://cdn5.lizhi.fm/audio/{}/{}_hd.mp3'.format(readable, ep['id'])
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# radio_id: e.g. 549759 from http://www.lizhi.fm/549759/
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#
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# Returns a list of tuples (audio_id, title, url) for each episode
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# (audio) in the radio playlist. url is the direct link to the audio
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# file.
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def lizhi_extract_playlist_info(radio_id):
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# /api/radio_audios API parameters:
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#
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# - s: starting episode
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# - l: count (per page)
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# - band: radio_id
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#
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# We use l=65535 for poor man's pagination (that is, no pagination
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# at all -- hope all fits on a single page).
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#
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# TODO: Use /api/radio?band={radio_id} to get number of episodes
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# (au_cnt), then handle pagination properly.
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api_url = 'http://www.lizhi.fm/api/radio_audios?s=0&l=65535&band=%s' % radio_id
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api_response = json.loads(get_content(api_url))
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return [(ep['id'], ep['name'], get_url(ep)) for ep in api_response]
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def lizhi_download_audio(audio_id, title, url, output_dir='.', info_only=False):
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filetype, ext, size = url_info(url)
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print_info(site_info, title, filetype, size)
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if not info_only:
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download_urls([url], title, ext, size, output_dir=output_dir)
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def lizhi_download_playlist(url, output_dir='.', info_only=False, **kwargs):
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# Sample URL: http://www.lizhi.fm/549759/
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radio_id = match1(url,r'/(\d+)')
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if not radio_id:
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raise NotImplementedError('%s not supported' % url)
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for audio_id, title, url in lizhi_extract_playlist_info(radio_id):
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lizhi_download_audio(audio_id, title, url, output_dir=output_dir, info_only=info_only)
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def lizhi_download(url, output_dir='.', info_only=False, **kwargs):
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# Sample URL: http://www.lizhi.fm/549759/18864883431656710/
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m = re.search(r'/(?P<radio_id>\d+)/(?P<audio_id>\d+)', url)
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if not m:
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raise NotImplementedError('%s not supported' % url)
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radio_id = m.group('radio_id')
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audio_id = m.group('audio_id')
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# Look for the audio_id among the full list of episodes
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for aid, title, url in lizhi_extract_playlist_info(radio_id):
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if aid == audio_id:
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lizhi_download_audio(audio_id, title, url, output_dir=output_dir, info_only=info_only)
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break
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else:
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raise NotImplementedError('Audio #%s not found in playlist #%s' % (audio_id, radio_id))
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site_info = "lizhi.fm"
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download = lizhi_download
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download_playlist = lizhi_download_playlist
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