SoundCloud downloader

xSoundCloud.py

#!/usr/bin/env python
# -*- coding: utf8 -*-

# based on xSoundCloud by Xartrick

import os
import sys
import urllib2

from urllib import urlretrieve


def fGetBetween(sString, sStart, sEnd):
    sSplit = sString.split(sStart)
    sSplit = sSplit[1].split(sEnd)

    return sSplit[0]


def fConvertString(sString):
    replace = {'*': '', '/': '', '|': '', '  ': ' '}

    for k, v in replace.iteritems():
        sString = sString.replace(k, v)

    sString = unicode(sString.encode("utf-8", 'replace'), 'unicode-escape')

    return sString


def help():
    print "USAGE: python xSoundCloud.py [url]"
    print "EXAMPLE: python xSoundCloud.py http://soundcloud.com/user/title\n"


def main(argv):
    if len(sys.argv) == 2:
        sURL = sys.argv[1]
        oURL = urllib2.urlopen(sURL)
        sPage = oURL.read()
        sInfo = fGetBetween(sPage, "window.SC.bufferTracks.push({", "}});")
        sAuthor = fConvertString(fGetBetween(sInfo, '"username":"', '",'))
        sName = fConvertString(fGetBetween(sInfo, '"title":"', '",'))

        replace = {'&': '&', '\u0026quot;': '', '// ': ''}

        for k, v in replace.iteritems():
            sName = sName.replace(k, v)

        sLink = fGetBetween(sInfo, '"streamUrl":"', '",')
        #path = os.environ['USERPROFILE']+"\\Music"+"\\"+sAuthor
        sFile = sAuthor+" - "+sName+".mp3"

        print("Downloading...")

        urlretrieve(sLink, sFile)

        print("\nAuthor: %s" % (sAuthor.encode('cp850', 'replace')))
        print("Name:   %s" % (sName.encode('cp850', 'replace')))
        print("Link:   %s" % (sLink))
    else:
        help()


if __name__ == "__main__":
    main(sys.argv[1:])