/usr/share/pyshared/CDDB.py is in python-cddb 1.4-5.1+b3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | #!/usr/bin/env python
# Module for retrieving CDDB v1 data from CDDB servers via HTTP
# Written 17 Nov 1999 by Ben Gertzfield <che@debian.org>
# This work is released under the GNU GPL, version 2 or later.
# Release version 1.4
# CVS ID: $Id: CDDB.py,v 1.8 2003/08/31 23:18:43 che_fox Exp $
import urllib, string, socket, os, struct, re
name = 'CDDB.py'
version = 1.4
if os.environ.has_key('CDDB_EMAIL'):
(default_user, hostname) = string.split(os.environ['CDDB_EMAIL'], '@')
else:
# default_user = os.geteuid() or os.environ['USER'] or 'user'
# hostname = socket.gethostname() or 'host'
default_user = 'unknown'
hostname = 'localhost'
# Use protocol version 5 to get DYEAR and DGENRE fields.
proto = 5
default_server = 'http://freedb.freedb.org/~cddb/cddb.cgi'
def query(track_info, server_url=default_server,
user=default_user, host=hostname, client_name=name,
client_version=version):
disc_id = track_info[0]
num_tracks = track_info[1]
query_str = (('%08lx %d ') % (long(disc_id), num_tracks))
for i in track_info[2:]:
query_str = query_str + ('%d ' % i)
query_str = urllib.quote_plus(string.rstrip(query_str))
url = "%s?cmd=cddb+query+%s&hello=%s+%s+%s+%s&proto=%i" % \
(server_url, query_str, user, host, client_name,
client_version, proto)
response = urllib.urlopen(url)
# Four elements in header: status, category, disc-id, title
header = string.split(string.rstrip(response.readline()), ' ', 3)
header[0] = string.atoi(header[0])
if header[0] == 200: # OK
result = { 'category': header[1], 'disc_id': header[2], 'title':
header[3] }
return [ header[0], result ]
elif header[0] == 211 or header[0] == 210: # multiple matches
result = []
for line in response.readlines():
line = string.rstrip(line)
if line == '.': # end of matches
break
# otherwise:
# split into 3 pieces, not 4
# (thanks to bgp for the fix!)
match = string.split(line, ' ', 2)
result.append({ 'category': match[0], 'disc_id': match[1], 'title':
match[2] })
return [ header[0], result ]
else:
return [ header[0], None ]
def read(category, disc_id, server_url=default_server,
user=default_user, host=hostname, client_name=name,
client_version=version):
url = "%s?cmd=cddb+read+%s+%s&hello=%s+%s+%s+%s&proto=%i" % \
(server_url, category, disc_id, user, host, client_name,
client_version, proto)
response = urllib.urlopen(url)
header = string.split(string.rstrip(response.readline()), ' ', 3)
header[0] = string.atoi(header[0])
if header[0] == 210 or header[0] == 417: # success or access denied
reply = []
for line in response.readlines():
line = string.rstrip(line)
if line == '.':
break;
line = string.replace(line, r'\t', "\t")
line = string.replace(line, r'\n', "\n")
line = string.replace(line, r'\\', "\\")
reply.append(line)
if header[0] == 210: # success, parse the reply
return [ header[0], parse_read_reply(reply) ]
else: # access denied. :(
return [ header[0], reply ]
else:
return [ header[0], None ]
def parse_read_reply(comments):
len_re = re.compile(r'#\s*Disc length:\s*(\d+)\s*seconds')
revis_re = re.compile(r'#\s*Revision:\s*(\d+)')
submit_re = re.compile(r'#\s*Submitted via:\s*(.+)')
keyword_re = re.compile(r'([^=]+)=(.*)')
result = {}
for line in comments:
keyword_match = keyword_re.match(line)
if keyword_match:
(keyword, data) = keyword_match.groups()
if result.has_key(keyword):
result[keyword] = result[keyword] + data
else:
result[keyword] = data
continue
len_match = len_re.match(line)
if len_match:
result['disc_len'] = int(len_match.group(1))
continue
revis_match = revis_re.match(line)
if revis_match:
result['revision'] = int(revis_match.group(1))
continue
submit_match = submit_re.match(line)
if submit_match:
result['submitted_via'] = submit_match.group(1)
continue
return result
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