it would give more flexibility but would not solve the original
problem.
On Apr 28, 12:41 pm, Álvaro Justen [Turicas] <alvarojus...@gmail.com>
wrote:
> On Tue, Apr 28, 2009 at 12:00 PM, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> > There is one issue with my solution.
>
> > If you upload a file filename.abc, it is internally renamed as lots-of-
> > junk--filename.abc
> > and you can download it with
> >http://..../download/lots-of-junk--filename.abc
> > It works on GAE too.
>
> > The problem is that URLs are validated hence filename.abc must be
> > sanitized. I sanitize by replacing any alphanumeric char in filename
> > with one underscore. This is fine for english files. This is not fine
> > with filenames with foreign charsets (like chinese).
>
> > I could replace lots-of-junk--[encoded filename].abc but this may open
> > a big can of worms. If the original file contains special chars, what
> > is the encoding? What if the downloader does not support those chars
> > in the filenames?
>
> > Any advice?
>
> Maybe SQLField can receive a function as an argument, something like this:
>
> def myfunction(f):
> "get filename and return a customized name to my app"
> return 'myapp_' + f.split('.')[0] + '.txt'
>
> SQLField('myfile', 'upload', filename=myfunction)
>
> SQLField can verify if filename is a function, string or True/False.
> If it is a function, filename will be function(original-name)
> (function have to return a string), if it is a string, filename will
> be that string and if it is True, web2py uses original name. What do
> you think?
>
> --
> Álvaro Justen
> Peta5 - Telecomunicações e Software Livre
> 21 3021-6001 / 9898-0141
> http://www.peta5.com.br/
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