I've done both, and there are plusses and minuses to each one.

 

Currently, my preferred method (using .NET) is a single page that handles
everything.  I have an IHttpHandler set up to intercept all calls to
Coral.ashx, process the request and return a JSON-formatted response.  This
is also where I have my security to ensure requests are coming from a valid
source.

 

All jQuery AJAX calls on the page use a GET to Coral.ashx and pass in the
url the method name to call and its parameters (note that Coral.ashx doesn't
actually have to exist on the server as a physical file for this to work).
The IHttpHandler does all the dirty work, parsing the parameters, using a
factory to call the appropriate server-side method and parsing the results.

 

JK

 

  _____  

From: jquery-en@googlegroups.com [mailto:[EMAIL PROTECTED] On
Behalf Of Benjamin Sterling
Sent: Tuesday, June 12, 2007 5:07 PM
To: jquery-en@googlegroups.com
Subject: [jQuery] Re: Adding AJAX(?) functionality to existing site... do I
make new server files?

 

Chris,
If you want to keep your site unobtrusive, then option 2 would be better.
Just pass an extra param, whether it is a POST or a GET, and have the
serverside page keep a look out for that param.  This of course is assuming
that your current set up is something like:  formpage -> processpage
->redirectedToPage. 

If you are currently doing something like formPageAndProcesspage ->
redirectedToPage, you can still achieve unobtrusive code, but you will need
to create a specific page for your processing.

Hope that all makes sense. 

On 6/12/07, Chris W. Parker <[EMAIL PROTECTED]> wrote:

Hello,

 

What's the standard method for fitting an existing site with AJAX
functionality?

 

Currently all my server side files that process requests, like deleting rows
from a database (e.g. customers, products, etc.), automatically redirect the
user to another page with a status message (e.g. success/failure).

 

But now that I'm trying to add some AJAX functionality to this existing site
I'm not sure how to handle the server side of it.

 

1. Is it a better practice to create totally new AJAX specific server files?

 

2. Or is it a better practice to modify the existing files to know that an
AJAX request is being made and that they should (1) not redirect and (2)
return the data in a different format?

 

 

I'm opting for #1 but I can see this might also be an issue because of the
need to maintain multiple files.

 

Chris Parker
Aardvark Tactical, Inc.
IT Manager
1002 W Tenth St. Azusa, CA 91702
phone: 800.997.3773 x131 fax: 626.334.6860
[EMAIL PROTECTED]



 




-- 
Benjamin Sterling
http://www.KenzoMedia.com
http://www.KenzoHosting.com 

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