oggjam

#!/usr/bin/env python
# -*- coding: utf-8 -*- #
'''Application to download ogg/vorbis from Jamendo'''

###
#
# Copyright (c) 2008, 2009 Leonardo Gastón De Luca leo[at]kde.org.ar
# AKA: leo_rockway / Leo Rockway
#
# oggjam is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# oggjam is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <http://www.gnu.org/licenses/>
# or write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA  02111-1307  U.S.A.
#
###

# For my friend Ali Gündüz, who loves IRC PMs ;-)

# Additional Modifications made by James Alexander Shield 2011

import re
import sys
import os
import urllib.request, urllib.error, urllib.parse
from optparse import OptionParser

JAM_RE = re.compile(r'^(http://(www\.)jamendo\.com/(.){2,2}/album/)')
OPENER = urllib.request.build_opener()
INTERVAL = 1024 * 4

def main():
    '''Main function'''
    try:
        parser = OptionParser(usage = '''
        $ %prog [Jamendo URL]
        eg. %prog http://www.jamendo.com/en/album/####''', \
        version = "%prog 0.9.2")
        args = parser.parse_args()[1]
        if len(args) < 1:
            parser.error("Wrong number of arguments.")
        elif JAM_RE.match(args[0].strip()) == None:
            parser.error("This is not a valid Jamendo URL.")
        else:
            id_album = args[0].split('/')[5]
            url_orig = "http://www.jamendo.com/en/download/album/" \
            "%s/?output=contentonly" % id_album

            url = "http://www.jamendo.com/get/album/id/album/" \
            "archiverestricted/redirect/%s/" \
            "?p2pnet=bittorrent&are=ogg3" % id_album

            download(url_orig, url)
    except KeyboardInterrupt:
        print('\r')
        sys.exit()

def download(url_orig, url):
    '''Downloads Jamendo album using the urls provided'''
    try:
        url_open = OPENER.open(url_orig.strip())
        url_read = str(url_open.read())
        url_read = url_read[url_read.index('mp32.torrent/'):]
        url_read = url_read[:url_read.index('Jamendo')]
        filename = urllib.parse.unquote(url_read)
        filename = filename.replace('mp32.torrent/', "").replace(' -- ','')
        print("""The following album will be downloaded: %s
        Please wait...""" % filename)
        remote_file = OPENER.open(url.strip())
        local_file = open(filename+".zip", 'wb')
        local_size = 0.0
        remote_size = int(remote_file.info()['content-length'])
        remote_size_kb = remote_size // 1024
        while local_size < remote_size:
            percent = 100 * local_size / remote_size
            complete = ''.join(['=' * (int(percent) // 2)])
            joint = ''.join([' ' * (50 - len(complete))])
            sys.stdout.write('\r%6d/%d KiB [ %05.2f%%]|%s%s|'
            % (local_size // 1024, remote_size_kb, float(percent),\
            complete, joint))
            buffering = remote_file.read(INTERVAL)
            local_file.write(buffering)
            local_size += INTERVAL
            sys.stdout.flush()
        equals = '=' * 49
        sys.stdout.write('\r%6d/%d KiB [100.00%%]|%s|\n' \
        % (remote_size_kb, remote_size_kb, equals)) #ugly hack
        sys.stdout.flush()
        remote_file.close()
        local_file.close()
        print("Download complete: %s.zip" % (filename))
        print("Extracting tunes")
        os.mkdir(filename)
        os.chdir(filename)
        os.system("unzip \"../" + filename+"\"") 
    except KeyboardInterrupt:
        print('\r')
        sys.exit()

if __name__ == "__main__":
    main()