[Seaside] Updateable permanent links

[Philippe Marschall]

2007/1/29, Ramon Leon <ramon.leon at allresnet.com>:
>
>
> > -----Original Message-----
> > From: seaside-bounces at lists.squeakfoundation.org
> > [mailto:seaside-bounces at lists.squeakfoundation.org] On Behalf
> > Of Jens Pall
> > Sent: Sunday, January 28, 2007 11:45 AM
> > To: The Squeak Enterprise Aubergines Server - general discussion.
> > Subject: [Seaside] Updateable permanent links
> >
> > Hi
> >
> > How can I implement permanent links in Seaside, meaning that
> > if I update the content the URL points to, the URL does not
> > change and still downloads the new content? I want to use
> > this for file uploads and need to be able to pass the link
> > around and having it work even if the file is updated later.
> > Basically, I just want plain old web server functionality in
> > this case.
> >
> > The problem I'm facing in Seaside is that when I upload new
> > content it gets a new path (_s) since I don't know how to
> > tell Seaside to keep the old URL.
> >
> > Pointing to an external file on the OS filesystem is not a
> > solution since I want to store everything in Magma.
> >
> > Any help appreciated.
> >
> > Thanks,
> > JP
>
> URLs in Seaside mean whatever you want them to mean.  If you want
> /someApp/someFileName.txt to link to a file in Magma, then simply look at
> the url in your component's init
>
> initialize
>   self loadFile: self session currentRequest url

You can acutally override #initialRequest: on your component for such
situations. Or write your own request handler (probably subclass of
WAEntryPoint or something like that).

Philippe

>   self session expire.
>
> Grab the file name, look it up in magma via your object model, and return
> it.  If you want those permanent URLs to be sessionless, just expire the
> session on the way out.  There may have been a project on Squeak map to add
> long lived URLs to Seaside, but I forget what it was called, in any case,
> this is simple to do yourself.
>
> Ramon Leon
> http://onsmalltalk.com
>
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