Re: [Banshee-List] Amazon mp3 downloader

[Jon Cosby <lists seablues net>]

On Fri, 21 Oct 2011 11:52:17 -0700, Jon Cosby <lists seablues net> 
wrote:
> On Thu, 20 Oct 2011 15:39:42 -0700 (PDT), stargazergal62
> <stargazergal62 yahoo com> wrote:
> > For about 4 or 5 days, Amazon Cloud was experiencing problems.  
> > Whenever I
> > would click on the download button, nothing would happen.  Amazon 
> > has said
> > that the problem has been resolved.  Now when I click on the 
> > download
> > button, it tells me I need the Amazon mp3 downloader and then tries, 
> > very
> > unsuccessfully, to find what I want to download.  So I'm really not 
> > sure
> > where the problem lies.  Any ideas?
>
>
> There's something wrong with the downloader (.amz) files, or the
> formatting has changed. I've tried downloading using Pymazon but
> there's an error reading the files. I'll post the traceback later.


The problem is on Amazon's end. Banshee doesn't detect a valid .amz 
file,

[Warn  22:40:59.708] Invalid .amz file: 
/home/tux/Downloads/Amazon-MP3-1319153211.amz - System.FormatException: 
Invalid length. (in `mscorlib')
  at (wrapper managed-to-native) 
System.Convert:InternalFromBase64String (string,bool)
  at System.Convert.FromBase64String (System.String s) [0x00000] in 
<filename unknown>:0
  at Banshee.AmazonMp3.AmzXspfPlaylist.Base64Decode (System.IO.Stream 
input) [0x00000] in <filename unknown>:0
  at Banshee.AmazonMp3.AmzXspfPlaylist.Decrypt (System.IO.Stream 
stream) [0x00000] in <filename unknown>:0
  at Banshee.AmazonMp3.AmzXspfPlaylist..ctor (System.String path) 
[0x00000] in <filename unknown>:0
  at Banshee.AmazonMp3.AmazonDownloadManager..ctor (System.String path) 
[0x00000] in <filename unknown>:0
  at Banshee.AmazonMp3.AmazonMp3DownloaderService.DownloadAmz 
(System.String path) [0x00000] in <filename unknown>:0
[Error 22:40:59.708] Invalid Amazon MP3 downloader file - 
/home/tux/Downloads/Amazon-MP3-1319153211.amz

In Pymazon, the problem is reading 8-character blocks in the decryptor,

Traceback (most recent call last):
  File "/usr/bin/pymazon", line 67, in <module>
    main()
  File "/usr/bin/pymazon", line 37, in main
    main(amzs)
  File "/usr/lib/python2.6/site-packages/pymazon/cmd/ui.py", line 133, 
in main
    runner = CommandLineRunner(amzs)
  File "/usr/lib/python2.6/site-packages/pymazon/cmd/ui.py", line 61, 
in __init__
    self.load_new_amz_files(amzs)
  File "/usr/lib/python2.6/site-packages/pymazon/cmd/ui.py", line 75, 
in load_new_amz_files
    parser.parse(f)
  File "/usr/lib/python2.6/site-packages/pymazon/core/parser.py", line 
155, in parse
    xml = decryptor.decrypt(amz_data)
  File "/usr/lib/python2.6/site-packages/pymazon/core/decryptor.py", 
line 84, in decrypt
    raise de
pymazon.core.decryptor.DecryptException: Input strings must be a 
multiple of 8 in length

Maybe this is a problem they're still working on. You can download 
individual files from the cloud drive for now.


Jon