157 lines
4.4 KiB
Python
157 lines
4.4 KiB
Python
import gc
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import musicbrainzngs
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import logging
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import re
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import os
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from pathlib import Path
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from typing import List
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from . import objects, pages
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from .utils.string_processing import fit_to_file_system
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from .utils.shared import MUSIC_DIR, MODIFY_GC, NOT_A_GENRE_REGEX, get_random_message
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if MODIFY_GC:
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"""
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At the start I modify the garbage collector to run a bit fewer times.
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This should increase speed:
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https://mkennedy.codes/posts/python-gc-settings-change-this-and-make-your-app-go-20pc-faster/
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"""
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# Clean up what might be garbage so far.
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gc.collect(2)
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allocs, gen1, gen2 = gc.get_threshold()
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allocs = 50_000 # Start the GC sequence every 50K not 700 allocations.
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gen1 = gen1 * 2
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gen2 = gen2 * 2
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gc.set_threshold(allocs, gen1, gen2)
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logging.getLogger("musicbrainzngs").setLevel(logging.WARNING)
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musicbrainzngs.set_useragent("metadata receiver", "0.1", "https://github.com/HeIIow2/music-downloader")
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URL_REGEX = 'https?://(?:[-\w.]|(?:%[\da-fA-F]{2}))+'
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DOWNLOAD_COMMANDS = {
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"ok",
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"download",
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"\\d",
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"hs"
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}
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EXIT_COMMANDS = {
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"exit",
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"quit"
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}
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def cli(genre: str = None, download_all: bool = False):
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def get_existing_genre() -> List[str]:
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"""
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gets the name of all subdirectories of shared.MUSIC_DIR,
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but filters out all directories, where the name matches with any patern
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from shared.NOT_A_GENRE_REGEX.
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"""
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existing_genres: List[str] = []
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# get all subdirectories of MUSIC_DIR, not the files in the dir.
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existing_subdirectories: List[Path] = [f for f in MUSIC_DIR.iterdir() if f.is_dir()]
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for subdirectory in existing_subdirectories:
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name: str = subdirectory.name
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if not any(re.match(regex_pattern, name) for regex_pattern in NOT_A_GENRE_REGEX):
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existing_genres.append(name)
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return existing_genres
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def get_genre():
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existing_genres = get_existing_genre()
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for i, genre_option in enumerate(existing_genres):
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print(f"{i+1:0>2}: {genre_option}")
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while True:
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genre = input("Id or new genre: ")
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if genre.isdigit():
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genre_id = int(genre) - 1
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if genre_id >= len(existing_genres):
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print(f"No genre under the id {genre_id+1}.")
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continue
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return existing_genres[genre_id]
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new_genre = fit_to_file_system(genre)
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agree_inputs = {"y", "yes", "ok"}
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verification = input(f"create new genre \"{new_genre}\"? (Y/N): ").lower()
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if verification in agree_inputs:
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return new_genre
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def next_search(_search: pages.Search, query: str) -> bool:
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"""
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:param _search:
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:param query:
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:return exit in the next step:
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"""
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nonlocal genre
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nonlocal download_all
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query: str = query.strip()
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parsed: str = query.lower()
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if parsed in EXIT_COMMANDS:
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return True
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if parsed == ".":
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return False
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if parsed == "..":
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_search.goto_previous()
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return False
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if parsed.isdigit():
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_search.choose_index(int(parsed))
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return False
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if parsed in DOWNLOAD_COMMANDS:
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r = _search.download_chosen(genre=genre, download_all=download_all)
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print()
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print(r)
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print()
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return not r.is_mild_failure
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url = re.match(URL_REGEX, query)
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if url is not None:
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if not _search.search_url(url.string):
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print("The given url couldn't be found.")
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return False
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page = _search.get_page_from_query(parsed)
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if page is not None:
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_search.choose_page(page)
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return False
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# if everything else is not valid search
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_search.search(query)
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return False
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if genre is None:
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genre = get_genre()
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print()
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print(get_random_message())
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print()
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print(f"Downloading to: \"{genre}\"")
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print()
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search = pages.Search()
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while True:
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if next_search(search, input(">> "), genre, download_all):
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break
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print(search)
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print()
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print(get_random_message())
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print("Have fun with your music. :3")
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