[Seaside] Long submit problems with IE

[Carl Gundel]

Okay, so I'm supposed to POST?  I didn't realize that is within my control, 
but that Seaside is making this decision for me.

-Carl

----- Original Message ----- 
From: "Carlos Lenz" <carlos.lenz at gmail.com>
To: "Seaside - general discussion" <seaside at lists.squeakfoundation.org>
Sent: Saturday, November 10, 2007 3:13 PM
Subject: Re: Re[2]: [Seaside] Long submit problems with IE


> Hi Carl
>
> Have this important distiction in mind:
>
> GETs are not supposed to change your data, just to read it.
> Conceptually it is called idempotence.
> Check http://en.wikipedia.org/wiki/HTTP
>
> So POST if you are changing something, even if it is small.
>
> Cheers
>
> Carlos
>
> On 11/10/07, Marco Qualizza <mlq at codedaemon.com> wrote:
>> Hello,
>>
>>    I'll try to make the difference between the two as clear as mud.
>>
>> First, GET.  GET is really easy.  What it means is that all of the
>> submitted information is in the URL.  http://mysite/mypage?x=1&y=2 is
>> a simple GET submission that sends x = 1 and y = 2 to the server.
>> There is a limit on how long URLs can be.
>>
>> POST is a little more complex, and I think that I'll need to delve a
>> bit into the depths of HTTP to explain it.  When you make an HTTP
>> request -- say that GET request above -- what happens is that your
>> browser connects to the server, sends it some information (the page
>> you're looking for, some browser info, where you came from, etc), and
>> then reads the response from the server (this response is the contents
>> of the HTML page that the browser is going to show).  A POST request
>> does the same as a GET, but allows the browser to add more information
>> (think of it as a section marked "this is where the data that you want
>> to submit").  It's a different section then what the GET uses -- the
>> GET includes the data in the section that indicates the page you are
>> looking for.  POST requests are allowed to be essentially unlimited.
>> (Unlimited for practical purposes... but then again, try uploading a
>> really huge file... uploading a file with a browser is a POST rquest).
>>
>> HTH,
>>    - m
>>
>> Saturday, November 10, 2007, 1:15:34 PM, you wrote:
>>
>> > I've looked a little bit more into this.  I don't know how reliable 
>> > this
>> > information is but I've seen it in a few places.  The general concensus 
>> > is
>> > that IE limits GET form submissions to about 2000 characters.  No 
>> > limits are
>> > placed on POST submits.  I don't know a whole heck of a lot about the
>> > difference between the two (which is why I use Seaside ;-).  Perhaps 
>> > other
>> > browsers have similar mechanisms in place for GETs, but they are simply
>> > larger and it would just be a matter of time before the ceiling is 
>> > reached
>> > on Firefox or Safari.
>>
>> > -Carl
>>
>>
>> >> This is a problem that has been posted about a few times, but until
>> >> yesterday I wasn't able to put my finger on the cause.  I'm not 
>> >> absolutely
>> >> sure why this is, but it seems that IE has some pretty draconian hard
>> >> coded limits in place about how long a form submit can be.  When 
>> >> writing
>> >> programs in Run BASIC on IE once a program gets to be a few thousand 
>> >> bytes
>> >> long the submit fails when trying to do anything on the page (running,
>> >> saving, etc.). The result is the dreaded "Internet Explorer cannot 
>> >> display
>> >> the webpage" error message.  Has anyone else here had to deal with 
>> >> this?
>> >> Is there a way to work around the problem?
>> >>
>> >> I'm using VW7.4.1 and Seaside 2.6 and Web Toolkit.  Do newer versions 
>> >> of
>> >> Seaside handle this differently?
>> >>
>> >> Thanks,
>> >>
>> >> -Carl Gundel
>> >> http://www.runbasic.com
>>
>>
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