import math import os import re import time import uuid from typing import Any, Tuple, List from librespot.audio.decoders import AudioQuality from librespot.metadata import TrackId from ffmpy import FFmpeg from const import TRACKS, ALBUM, NAME, ITEMS, DISC_NUMBER, TRACK_NUMBER, IS_PLAYABLE, ARTISTS, IMAGES, URL, \ RELEASE_DATE, ID, TRACKS_URL, SAVED_TRACKS_URL, TRACK_STATS_URL, CODEC_MAP, EXT_MAP, DURATION_MS from termoutput import Printer, PrintChannel from utils import fix_filename, set_audio_tags, set_music_thumbnail, create_download_directory, \ get_directory_song_ids, add_to_directory_song_ids, get_previously_downloaded, add_to_archive, fmt_seconds from zspotify import ZSpotify import traceback def get_saved_tracks() -> list: """ Returns user's saved tracks """ songs = [] offset = 0 limit = 50 while True: resp = ZSpotify.invoke_url_with_params( SAVED_TRACKS_URL, limit=limit, offset=offset) offset += limit songs.extend(resp[ITEMS]) if len(resp[ITEMS]) < limit: break return songs def get_song_info(song_id) -> Tuple[List[str], str, str, Any, Any, Any, Any, Any, Any, int]: """ Retrieves metadata for downloaded songs """ info = ZSpotify.invoke_url(f'{TRACKS_URL}?ids={song_id}&market=from_token') artists = [] for data in info[TRACKS][0][ARTISTS]: artists.append(data[NAME]) album_name = info[TRACKS][0][ALBUM][NAME] name = info[TRACKS][0][NAME] image_url = info[TRACKS][0][ALBUM][IMAGES][0][URL] release_year = info[TRACKS][0][ALBUM][RELEASE_DATE].split('-')[0] disc_number = info[TRACKS][0][DISC_NUMBER] track_number = info[TRACKS][0][TRACK_NUMBER] scraped_song_id = info[TRACKS][0][ID] is_playable = info[TRACKS][0][IS_PLAYABLE] duration_ms = info[TRACKS][0][DURATION_MS] return artists, album_name, name, image_url, release_year, disc_number, track_number, scraped_song_id, is_playable, duration_ms def get_song_duration(song_id: str) -> float: """ Retrieves duration of song in second as is on spotify """ resp = ZSpotify.invoke_url(f'{TRACK_STATS_URL}{song_id}') # get duration in miliseconds ms_duration = resp['duration_ms'] # convert to seconds duration = float(ms_duration)/1000 # debug # print(duration) # print(type(duration)) return duration # noinspection PyBroadException def download_track(mode: str, track_id: str, extra_keys={}, disable_progressbar=False) -> None: """ Downloads raw song audio from Spotify """ try: output_template = ZSpotify.CONFIG.get_output(mode) (artists, album_name, name, image_url, release_year, disc_number, track_number, scraped_song_id, is_playable, duration_ms) = get_song_info(track_id) song_name = fix_filename(artists[0]) + ' - ' + fix_filename(name) for k in extra_keys: output_template = output_template.replace("{"+k+"}", fix_filename(extra_keys[k])) ext = EXT_MAP.get(ZSpotify.CONFIG.get_download_format().lower()) output_template = output_template.replace("{artist}", fix_filename(artists[0])) output_template = output_template.replace("{album}", fix_filename(album_name)) output_template = output_template.replace("{song_name}", fix_filename(name)) output_template = output_template.replace("{release_year}", fix_filename(release_year)) output_template = output_template.replace("{disc_number}", fix_filename(disc_number)) output_template = output_template.replace("{track_number}", fix_filename(track_number)) output_template = output_template.replace("{id}", fix_filename(scraped_song_id)) output_template = output_template.replace("{track_id}", fix_filename(track_id)) output_template = output_template.replace("{ext}", ext) filename = os.path.join(os.path.dirname(__file__), ZSpotify.CONFIG.get_root_path(), output_template) filedir = os.path.dirname(filename) filename_temp = filename if ZSpotify.CONFIG.get_temp_download_dir() != '': filename_temp = os.path.join(ZSpotify.CONFIG.get_temp_download_dir(), f'zspotify_{str(uuid.uuid4())}_{track_id}.{ext}') check_name = os.path.isfile(filename) and os.path.getsize(filename) check_id = scraped_song_id in get_directory_song_ids(filedir) check_all_time = scraped_song_id in get_previously_downloaded() # a song with the same name is installed if not check_id and check_name: c = len([file for file in os.listdir(filedir) if re.search(f'^{filename}_', str(file))]) + 1 fname = os.path.splitext(os.path.basename(filename))[0] ext = os.path.splitext(os.path.basename(filename))[1] filename = os.path.join(filedir, f'{fname}_{c}{ext}') except Exception as e: Printer.print(PrintChannel.ERRORS, '### SKIPPING SONG - FAILED TO QUERY METADATA ###') Printer.print(PrintChannel.ERRORS, str(e) + "\n") else: try: if not is_playable: Printer.print(PrintChannel.SKIPS, '\n### SKIPPING: ' + song_name + ' (SONG IS UNAVAILABLE) ###' + "\n") else: if check_id and check_name and ZSpotify.CONFIG.get_skip_existing_files(): Printer.print(PrintChannel.SKIPS, '\n### SKIPPING: ' + song_name + ' (SONG ALREADY EXISTS) ###' + "\n") elif check_all_time and ZSpotify.CONFIG.get_skip_previously_downloaded(): Printer.print(PrintChannel.SKIPS, '\n### SKIPPING: ' + song_name + ' (SONG ALREADY DOWNLOADED ONCE) ###' + "\n") else: if track_id != scraped_song_id: track_id = scraped_song_id track_id = TrackId.from_base62(track_id) stream = ZSpotify.get_content_stream(track_id, ZSpotify.DOWNLOAD_QUALITY) create_download_directory(filedir) total_size = stream.input_stream.size time_start = time.time() downloaded = 0 with open(filename_temp, 'wb') as file, Printer.progress( desc=song_name, total=total_size, unit='B', unit_scale=True, unit_divisor=1024, disable=disable_progressbar ) as p_bar: for chunk in range(int(total_size / ZSpotify.CONFIG.get_chunk_size()) + 1): data = stream.input_stream.stream().read(ZSpotify.CONFIG.get_chunk_size()) p_bar.update(file.write(data)) downloaded += len(data) if ZSpotify.CONFIG.get_download_real_time(): delta_real = time.time() - time_start delta_want = (downloaded / total_size) * (duration_ms/1000) if delta_want > delta_real: time.sleep(delta_want - delta_real) time_downloaded = time.time() convert_audio_format(filename_temp) set_audio_tags(filename_temp, artists, name, album_name, release_year, disc_number, track_number) set_music_thumbnail(filename_temp, image_url) if filename_temp != filename: os.rename(filename_temp, filename) time_finished = time.time() Printer.print(PrintChannel.DOWNLOADS, f'### Downloaded "{song_name}" to "{os.path.relpath(filename, os.path.dirname(__file__))}" in {fmt_seconds(time_downloaded - time_start)} (plus {fmt_seconds(time_finished - time_downloaded)} converting) ###' + "\n") # add song id to archive file if ZSpotify.CONFIG.get_skip_previously_downloaded(): add_to_archive(scraped_song_id, os.path.basename(filename), artists[0], name) # add song id to download directory's .song_ids file if not check_id: add_to_directory_song_ids(filedir, scraped_song_id, os.path.basename(filename), artists[0], name) if not ZSpotify.CONFIG.get_anti_ban_wait_time(): time.sleep(ZSpotify.CONFIG.get_anti_ban_wait_time()) except Exception as e: Printer.print(PrintChannel.ERRORS, '### SKIPPING: ' + song_name + ' (GENERAL DOWNLOAD ERROR) ###') Printer.print(PrintChannel.ERRORS, str(e) + "\n") Printer.print(PrintChannel.ERRORS, "".join(traceback.TracebackException.from_exception(e).format()) + "\n") if os.path.exists(filename_temp): os.remove(filename_temp) def convert_audio_format(filename) -> None: """ Converts raw audio into playable file """ temp_filename = f'{os.path.splitext(filename)[0]}.tmp' os.replace(filename, temp_filename) download_format = ZSpotify.CONFIG.get_download_format().lower() file_codec = CODEC_MAP.get(download_format, 'copy') if file_codec != 'copy': bitrate = ZSpotify.CONFIG.get_bitrate() if not bitrate: if ZSpotify.DOWNLOAD_QUALITY == AudioQuality.VERY_HIGH: bitrate = '320k' else: bitrate = '160k' else: bitrate = None output_params = ['-c:a', file_codec] if bitrate: output_params += ['-b:a', bitrate] ff_m = FFmpeg( global_options=['-y', '-hide_banner', '-loglevel error'], inputs={temp_filename: None}, outputs={filename: output_params} ) ff_m.run() if os.path.exists(temp_filename): os.remove(temp_filename)