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RE: Client Side Session management

From: John Messing <jmessing@law-on-line.com>
Date: Tue, 22 Jun 2004 08:24:43 -0700
Message-ID: <20040622152443.15761.qmail@webmail03.mesa1.secureserver.net>
To: "Borkar,Milind (MNPS Contractor)" <milind.borkar@mnps.org>
Cc: "'www-forms@w3.org'" <www-forms@w3.org>

On the other hand, there may be a need to be able to pass data both to a server and a local application that is
running under the OS  on the client. Is there a way to pass the XForms data to such a local application
assuming there is an API that can parse and use it on the client?

> -------- Original Message --------
> Subject: RE: Client Side Session management
> From: "Borkar, Milind (MNPS Contractor)" <milind.borkar@mnps.org>
> Date: Tue, June 22, 2004 7:56 am
> To: "'www-forms@w3.org'" <www-forms@w3.org>
> 
> I am relatively new to the X-Form forum, but here is my doubt on this
> approach - How much 'trust' could you show in the data client side
> data
> 'without' being validated/manipulated/massaged by the server? The
> general
> web development guidelines for security dictate that each element be
> revalidated on the server side, and most of the times the data (such
> as
> derived data) is computed on the server. 
> 
> To take a similar situation on the client-server side, applications
> are
> required to refresh their client data once a server-bound transaction
> is
> completed. This ensures the currency and integrity of the data. 
> 
> I realize that there are performance benefits in retaining data on the
> client side, but would that not be more on a case-by-case basis? I
> believe
> that once you complete a database bound transaction, most of the times
> you
> will be required to discard the current client data and refresh it from
> the
> backend. Plus, maintaining high volume of data on the client side and
> 'depending' upon it would call for some significant assumptions on
> client
> resources , something that could be risky for a web application running
> on
> diverse platforms. 
> 
> Regards,
> Milind. 
> 
> -----Original Message-----
> From: Thompson, Bryan B. [mailto:BRYAN.B.THOMPSON@saic.com] 
> Sent: Tuesday, June 22, 2004 5:34 AM
> To: Dharmesh Mistry; www-forms@w3.org
> Subject: RE: Client Side Session management
> 
> 
> Yes.
> 
> An XForms client can hold multiple XML trees as instance data.  It is
> my
> understanding that
> these data either survive a submission (and so are held by the client),
> or
> that at most one
> XML instance data section is replaced after a successful submission
> (the one
> whose data was
> submitted), or that the entire page is replaced (normal HTML
> Forms-based
> navigation).  The
> first and second of these cases are responsive to your request.  They
> behavior is controlled
> by the "replace" attribute on the "submission" element.
> 
> -bryan
> 
> -----Original Message-----
> From: www-forms-request@w3.org [mailto:www-forms-request@w3.org] On
> Behalf
> Of Dharmesh Mistry
> Sent: Tuesday, June 22, 2004 4:12 AM
> To: www-forms@w3.org
> Subject: Client Side Session management
> 
> 
> 
> We have been deploying web applications for a number of years now.
> Where
> possible we have adopted standards, how for transactional web based
> applications we have had to question the standard "CGI" model.
> 
> One thing we think that would be of massive benefit is client side
> session
> data (more than just cookies) support. Such that data can be held in
> the
> memory of the client. This would enable not having to write code to
> repopulate forms. Also would overcome the constant issue of Browser
> back
> buttons picking up cached forms (which then have to be expired so the
> server
> can represent the data).
> 
> Is this issue being addressed by XForms / W3C ?
> 
> 
> 
> Dharmesh Mistry
> Chief Operating and Technology Officer, edge IPK
> E dharmesh@edgeIPK.com
> M +44 (0)  7789 222 015
> 
> Newbury Office                   T  +44 (0) 1635 231 231    F  +44 (0)
> 1635
> 569 371
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> edge IPK Limited
> Registered office - 9 Wardle Avenue, Tilehurst, Reading, Berkshire RG31
> 6JR
> Registered in England No. 4286817
> ----- Original Message ----- 
> From: "Jason Harrop" <jharrop@speedlegal.com>
> To: <www-forms@w3.org>
> Sent: Tuesday, June 22, 2004 2:36 AM
> Subject: IE rebirth - and XForms support
> 
> 
> >
> >
> > http://blogs.msdn.com/dmassy/archive/2004/06/16/157263.aspx says:
> >
> > > "I'm returning to work on the Internet Explorer team.  .. ... I'm 
> > > very
> excited to be returning to the team where we clearly have much work to
> do.
> ..
> > >
> > > What am I going to be doing? I'll be on the Program Management
> team
> focusing on helping customers and bringing customer feedback to the
> team. ..
> > >
> > > What are we planning for Internet Explorer? Tony Chor the Group 
> > > Program
> Manager on the team put it well on Channel 9. At this stage there isn't
> much
> more to add other than to reiterate the point that the Internet
> Explorer
> team does exist and does care. In my new job role I'm very interested
> in
> hearing about what you the customers would like to see. ..
> >
> > See the blog for more details on how to request XForms support in 
> > Internet Explorer, if you are minded to.
> >
> > cheers,
> >
> > Jason
> >
> >
> >
Received on Tuesday, 22 June 2004 11:25:14 GMT

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