soundcloud-dl/soundcloud-dl.py at master · sdushantha/soundcloud-dl · GitHub

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#!/usr/bin/env python3

import re
import urllib.request
import json
import codecs
import os
import sys
import argparse
import requests
import mutagen
from mutagen.easyid3 import EasyID3
from mutagen.id3 import ID3, APIC

CLIENTID = "Oa1hmXnTqqE7F2PKUpRdMZqWoguyDLV0"
API = "https://api.soundcloud.com/i1/tracks/{0}/streams?client_id={1}"

headers = {
    'User-Agent':
        'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:55.0) '
        'Gecko/20100101 Firefox/55.0'
}

def get_id(html):
    """
    Getting the ID of the song
    """
    try:
        song_id = re.findall('soundcloud://sounds:(.*?)"', html)[0]
        return song_id
    except IndexError:
        print("\033[91m✘ Could not find song ID\033[0m")
        sys.exit()


def get_tags(html):
    """
    Getting the tags so that we can put it into the
    music file
    """
    title = re.findall('"title":"(.*?)",', html)[0]
    title = codecs.getdecoder("unicode_escape")(title)[0]

    artist = re.findall('"username":"(.*?)",', html)[0]
    artist = codecs.getdecoder("unicode_escape")(artist)[0]

    genre = re.findall('"genre":"(.*?)",', html)[0]
    genre = codecs.getdecoder("unicode_escape")(genre)[0]

    return title, artist, genre


def get_album_art_url(html):
    """
    Getting the album art url so that we can download it
    and add it to the music file later
    """
    return re.findall('img src="(.*?)" width="500"', html)[0]


def tag(fname, title, artist, genre, arturl):

    try:
        tag = EasyID3(fname)

    except mutagen.id3.ID3NoHeaderError:
        tag = mutagen.File(fname, easy=True)
        tag.add_tags()

    tag['artist'] = artist
    tag['title'] = title

    # Giving the album the same name as
    # the title beacause
    # I cant find the album name
    tag['album'] = title
    tag['genre'] = genre
    tag.save()

    id3 = ID3(fname)

    imagename = str(title.replace("/", "\\")+"500x500.jpg")

    image = urllib.request.urlretrieve(arturl, imagename)
    print("\033[92m✔ Album art downloaded\033[0m")

    imagedata = open(imagename, "rb").read()

    id3.add(APIC(3, 'image/jpeg', 3, 'Front cover', imagedata))
    id3.save(v2_version=3)

    # Always leave the place better than you found it ;)
    os.remove(imagename)


def main():

    parser = argparse.ArgumentParser(description="Download SoundCloud music at 128kbps with album art and tags")

    parser.add_argument('url', action="store", help="URL to the song")

    args = parser.parse_args()

    r = requests.get(args.url, headers=headers)
    print("\033[92m✔ Fetched needed data\033[0m")

    html = r.text

    song_id = get_id(html)
    title = get_tags(html)[0]
    artist = get_tags(html)[1]
    genre = get_tags(html)[2]
    arturl = get_album_art_url(html)

    json_url = API.format(song_id, CLIENTID)

    data = requests.get(json_url, headers=headers)
    data = json.loads(data.text)

    # Getting the file url with the best quality
    file_url = data["http_mp3_128_url"]

    # Example file name --> Adele - Hello.mp3
    fname = str(artist+" - "+title.replace("/", "")+".mp3")

    urllib.request.urlretrieve(file_url, fname)
    print("\033[92m✔ Downloaded:\033[0m {0} by {1}".format(title, artist))

    # Making the file beautiful
    tag(fname, title, artist, genre, arturl)

    print("\033[92m✔ Saved:\033[0m {}".format(fname))


if __name__ == "__main__":
    main()