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List:       jetspeed-user
Subject:    Re: Writing Portlets that support "User Preferences"
From:       "Frans Thamura" <fth4mura () yahoo ! com>
Date:       2001-10-30 20:50:16
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----- Original Message -----
From: <HUGHES_JAMES_B@LILLY.COM>
To: <jetspeed-user@jakarta.apache.org>
Sent: Saturday, October 27, 2001 3:28 AM
Subject: Re: Writing Portlets that support "User Preferences"


> I'm still struggling to find a solution for interactive portlets,
> specifically using xsl (CocoonPortlet would be great, but it seems dead?).
>  It appears that Velocity does work pretty well (e.g. the User Browser is
> a very nice example).  However, I'm looking for a solution that would use
> XSL.  Velocity requires access to objects in the .vm files.  There are
> many times I don't even have objects, just an xml data file.  The data can
> be very complex and it would be a bit too much work (I admit I'm lazy) to
> try and objectize it.  XSL works great in these situations.
>
> For example:  I'm trying to build an interactive bulletin board.  The data
> is stored in a single xml file.  I want to give certain users an admin
> type role to go in and edit the xml file.  I created on XSLPortlet entry
> that simply displays the data (e.g displayBulletinBoard.xsl), and another
> that creates a form (e.g. editBulletinBoard.xsl).
>
> This works fine accept once I create a form I have no way to submit it
> anywhere (do I?).  In Cocoon I submit it to a producer, and then I'm able
> to strip out the data I need, do any processing, and submit a new document
> to the browser.  It seems VelocityPortlet is the only Portlet setup to do
> this.
>
> It would be great if the XSLPortlet could work more like a servlet and
> accept request objects.
>
> Has anyone figured this one out?  Any help is greatly appreciated.
>
> -Jim
>
>
>
>
>
> Vinay Peddapuram <vinay.peddapuram@bms.com>
> 10/17/01 02:11 PM
> Please respond to jetspeed-user
>
>
>         To:     jetspeed-user@jakarta.apache.org
>         cc:
>         Subject:        Re: Writing Portlets that support "User
Preferences"
>
>
>
> When is new portlet api is due to come out? Is it gona be the same lines
> of IBM
> webspear portal Server API ?
>
> thanks
> Vinay
>
> David Sean Taylor wrote:
>
> > > Take the simple example of the Stock Quote Portlet.  I would
> > > like for a
> >
> > Im working on now that now, hopefully I can get it checked in by the end
> of
> > the week.
> > Had a minor setback, decided to use Torque + Cloudscape in my web
> service
> > implementation to store preferences in the web service.
> > Its mostly worked out, except for inserts still don't work. If anyone
> has
> > experience writing Torque db impls I'd appreciate a little help...
> >
> > > Similar examples would include MyFavoriteWebLinks or
> >
> > I wrote a bookmark portlet a while back for a client, still need to
> decouple
> > it from their specific code.
> > Don't want to bother with it until the new portlet api comes out (its
> going
> > to be the old portlet api at this rate ;-)
> >
> > > Do each of these require that a custom portlet be written?
> > > Should I be
> > > using the Jetspeed Persistence Service?  Would this be a
> > > candidate for
> > > Velocity?
> >
> > Usually you have to write specific portlet customizers for specific
> > portlets, although you can choose to inherit the default.
> >
> > JetspeedPersistenceService stores back to the PSML file.
> > In the case of the StockQuotePortlet, I chose to store everything back
> to
> > the web service.
> >
> > > -----Original Message-----
> > > From: HUGHES_JAMES_B@LILLY.COM [mailto:HUGHES_JAMES_B@LILLY.COM]
> > > Sent: Tuesday, October 16, 2001 3:39 PM
> > > To: jetspeed-user@jakarta.apache.org
> > > Subject: Writing Portlets that support "User Preferences"
> > >
> > >
> > > I have been searching through the documentation and mailing
> > > lists and I
> > > can't seem to figure out how to do a portlet that a user can
> > > customize.  I
> > > apologize for the soft question but here goes....
> > >
> > > Take the simple example of the Stock Quote Portlet.  I would
> > > like for a
> > > user to click on an edit button, get a new window either inside the
> > > portlet window or a new window, allow the user to type in
> > > (validate) a
> > > stock ticker, and return to the portal window with the updated ticker
> > > list.  This customization information would be saved in a
> > > file or in a
> > > database and pulled the next time the user logs in.
> > >
> > > Similar examples would include MyFavoriteWebLinks or
> > > MyCustomerOrders,
> > > etc.
> > >
> > > Do each of these require that a custom portlet be written?
> > > Should I be
> > > using the Jetspeed Persistence Service?  Would this be a
> > > candidate for
> > > Velocity?
> > >
> > > We currently use ejbs, coccon, xml/xsl in our current
> > > architecture.  I
> > > considered the XSLPortlet but that only uses a single xml/xsl
> > > combination,
> > > and the CocoonPortlet is not yet ready.
> > >
> > > I am currently thinking that I need to write a custom portlets with a
> > > small database schema to store some of this metadata.
> > >
> > > Any recommendations are welcome!
> > >
> > > Thanks.
> > > Jim Hughes
> >
> > ---------------------------------------------------------------------
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> > For additional commands, e-mail: jetspeed-user-help@jakarta.apache.org
>
>
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>
>
>



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