75 行
2.1 KiB
Python
75 行
2.1 KiB
Python
import xml.dom.minidom as minidom
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from yandex_music import YandexMusicObject
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class DownloadInfo(YandexMusicObject):
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def __init__(self,
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codec,
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bitrate_in_kbps,
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gain,
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preview,
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download_info_url,
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client=None,
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**kwargs):
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self.codec = codec
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self.bitrate_in_kbps = bitrate_in_kbps
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self.gain = gain
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self.preview = preview
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self.download_info_url = download_info_url
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self.direct_link = None
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self.client = client
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@staticmethod
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def _get_text_node_data(elements):
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for element in elements:
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nodes = element.childNodes
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for node in nodes:
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if node.nodeType == node.TEXT_NODE:
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return node.data
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def get_direct_link(self):
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# Available within one minute after receiving download_info, otherwise 410!
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result = self.client._request.retrieve(self.download_info_url)
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doc = minidom.parseString(result.text)
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host = self._get_text_node_data(doc.getElementsByTagName('host'))
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path = self._get_text_node_data(doc.getElementsByTagName('path'))
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ts = self._get_text_node_data(doc.getElementsByTagName('ts'))
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self.direct_link = f'https://{host}/get-{self.codec}/randomTrash/{ts}{path}'
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return self.direct_link
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def download(self, filename):
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if self.direct_link is None:
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self.get_direct_link()
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self.client._request.download(self.direct_link, filename)
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@classmethod
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def de_json(cls, data, client):
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if not data:
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return None
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data = super(DownloadInfo, cls).de_json(data, client)
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return cls(client=client, **data)
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@classmethod
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def de_list(cls, data, client, get_direct_links=False):
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if not data:
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return []
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downloads_info = list()
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for download_info in data:
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downloads_info.append(cls.de_json(download_info, client))
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if get_direct_links:
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for info in downloads_info:
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info.get_direct_link()
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return downloads_info
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