89 lines
2.6 KiB
Python
89 lines
2.6 KiB
Python
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# -*- coding: utf-8 -*-
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import os
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import requests
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from api import CloudApi
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from file_util import add_metadata_to_song
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def download_song_by_id(song_id, download_folder):
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# get song info
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api = CloudApi()
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song = api.get_song(song_id)
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download_song_by_song(song, download_folder)
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def download_song_by_song(song, download_folder):
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# get song info
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api = CloudApi()
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song_id = song['id']
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song_name = song['name']
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artist_name = song['artists'][0]['name']
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song_file_name = '{}_{}.mp3'.format(artist_name, song_name)
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# download song
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song_url = api.get_song_url(song_id)
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print('song url is:', song_url)
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download_file(song_url, song_file_name, download_folder)
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# download cover
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cover_url = song['album']['blurPicUrl']
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cover_file_name = 'cover_{}.jpg'.format(song_id)
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print('cover url:', cover_url)
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download_file(cover_url, cover_file_name, download_folder)
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# add metadata for song
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song_file_path = os.path.join(download_folder, song_file_name)
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cover_file_path = os.path.join(download_folder, cover_file_name)
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add_metadata_to_song(song_file_path, cover_file_path, song)
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# delete cover file
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os.remove(cover_file_path)
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def download_file(file_url, file_name, folder):
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if not os.path.exists(folder):
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os.makedirs(folder)
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file_path = os.path.join(folder, file_name)
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# if not os.path.exists(file_path):
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response = requests.get(file_url, stream=True)
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length = int(response.headers.get('Content-Length'))
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progress = ProgressBar(file_name, length)
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with open(file_path, 'wb') as file:
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for buffer in response.iter_content(chunk_size=1024):
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if buffer:
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file.write(buffer)
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progress.refresh(len(buffer))
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class ProgressBar(object):
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def __init__(self, file_name, total):
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super().__init__()
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self.file_name = file_name
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self.count = 0
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self.prev_count = 0
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self.total = total
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self.status = 'Downloading:'
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self.end_str = '\r'
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def __get_info(self):
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return '[{}] {:.2f}KB, Progress: {:.2f}%'\
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.format(self.file_name, self.total/1024, self.count/self.total*100)
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def refresh(self, count):
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self.count += count
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# Update progress if down size > 10k
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if (self.count - self.prev_count) > 10240:
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self.prev_count = self.count
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print(self.__get_info(), end=self.end_str)
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# Finish downloading
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if self.count >= self.total:
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self.status = 'Downloaded:'
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self.end_str = '\n'
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print(self.__get_info(), end=self.end_str)
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