musicforprogramming

#! /usr/bin/env python3
import click
import re
import requests
from urllib.parse import urlparse
import subprocess

"""
Simple downloader for music tracks from http://musicforprogramming.net
author: Granitosaurus, bernardas.alisauskas@gmail.com
requires: python3 - requests, click
"""


def download(track_range, show=False):
    resp = requests.get('http://musicforprogramming.net/rss.php')
    urls = re.findall('<guid>(.+?)</guid>', resp.text)
    for item in urls[::-1]:
        index = re.findall('ming_(\d+)', item)
        if not index or int(index[0]) not in track_range:
            continue
        filename = urlparse(item).path.split('programming_')[-1]
        if show:
            print(filename)
        else:
            subprocess.call('wget "{}" -O "{}" -q --show-progress'.format(item, filename), shell=True)


@click.command()
@click.argument('tracks')
@click.option('--show', help='just show available tracks without downloading', is_flag=True)
def cli(tracks, show):
    """
    Download tracks from musicforprogramming.net,
    track argument should be either a number or range, e.g. 1 or 1-5
    """
    if '-' in tracks:
        track_range = range(*[int(i) for i in tracks.split('-')])
    else:
        tracks = int(tracks)
        track_range = range(tracks, tracks + 1)
    download(track_range, show)


if __name__ == '__main__':
    cli()