2008年8月25日星期一

Re: [fw-mvc] Zend_Form_Element_File upload issues

-- enportugal <boas2@sapo.pt> wrote
(on Monday, 25 August 2008, 10:36 AM -0700):
> 1.The file is only uploaded when the form validation passes, not the element
> itself

Not true -- if the element validates, the file is uploaded and moved to
its appropriate location. This is part of the element validation.

> 2. A stated here,
> http://framework.zend.com/manual/en/zend.form.standardElements.html#zend.form.standardElements.file,
> the rename filter will be added in future versions. However, you can still
> change the file name manually after the file upload using php function
> rename.
>
> Regards,
>
>
> Adam Jensen-2 wrote:
> >
> > Hello!
> >
> > Just started using Zend_Form_Element_File on one of my file upload forms,
> > and I noticed a couple of things that concern me a bit. (I apologize if
> > these have already been mentioned; I couldn't find them in the bug
> > tracker,
> > but I figured I'd ask here first.)
> >
> > There does not seem to be any way to keep the file element from moving the
> > uploaded file to its target destination in the event of certain kinds of
> > errors. There are two error situations I'm most concerned with:
> >
> > (1) Suppose that the file element isValid(), but the other elements in the
> > form are not. The file still gets uploaded to the server, correct? To
> > me,
> > this doesn't seem like a good idea. Consider a form which corresponds to
> > a
> > record in a database table. If the user submits the form and three values
> > are valid while the remaining six are not, typically we don't write
> > anything
> > at all to the database (not even the valid values). Now, what if one of
> > those valid elements is a file instead? Personally I think the file
> > should
> > not be uploaded, since none of the other valid values get stored either.
> >
> > (2) What happens when someone uploads a file that results in a name
> > conflict
> > in the destination folder? For instance, if my destination folder already
> > contains a file called "my_upload.txt" and a user uploads another file
> > called "my_upload.txt", currently the existing file simply gets
> > overwritten. Is there a way to keep this from happening? Seems like it
> > could be built into either a validator or a filter; the validator would
> > simply block conflicting files from upload, while the filter would somehow
> > change the name of the new file so that it no longer conflicted (of
> > course,
> > according to the manual, this kind of filtering is not yet supported,
> > right?)
> >
> > Just thought I'd mention these things...what does everyone else think?
> >
> > Thanks!
> > Adam
> >
> >
>
> --
> View this message in context: http://www.nabble.com/Zend_Form_Element_File-upload-issues-tp19147483p19148246.html
> Sent from the Zend MVC mailing list archive at Nabble.com.
>

--
Matthew Weier O'Phinney
Software Architect | matthew@zend.com
Zend Framework | http://framework.zend.com/

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