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From Dennis Dam <d....@hippo.nl>
Subject Re: AW: How does the captcha valid. in forms work?
Date Mon, 07 Aug 2006 16:09:37 GMT
that's how I thought it worked too (after some puzzling) .. some 
documentation would be nice and make things clearer!

Christofer Dutz wrote:
>
> Hi Marco
>
> As far as I understand it, the widget generates a string with the 
> expected value and gives this an id.
>
> This is stored in the session. When rendering the widget to html an 
> image with the name capcha-{id}.jpg is requested. Cocoon now takes 
> this id to generate the image for that particular id containing the 
> information in the session. All the Validator has to do now is to 
> compare the value entered with the one stored in the session.
>
> Hope I’m correct.
>
> Chris
>
> [ c h r i s t o f e r d u t z ]
>
> IT-Berater
>
> univativ GmbH & Co. KG
>
> Robert-Bosch-Str. 7, 64293 Darmstadt
>
> fon: 0 61 51 / 66 717 - 21
>
> fax: 0 61 51 / 66 717 - 29
>
> email: christofer.dutz@univativ.de
>
> http://www.univativ.de
>
> Darmstadt, Stuttgart, Karlsruhe, Düsseldorf
>
> ------------------------------------------------------------------------
>
> *Von:* kochch@gmail.com [mailto:kochch@gmail.com] *Im Auftrag von 
> *321los@gmail.com
> *Gesendet:* Montag, 7. August 2006 10:54
> *An:* users@cocoon.apache.org
> *Betreff:* How does the captcha valid. in forms work?
>
> Hello,
> I know how to put in in the form and make it work, but what I do not 
> understand is how it works, especially whats in the sitemap
>
> you put s.th <http://s.th> like that in your form:
> <fd:captcha id="captcha" required="true" length="5">
> <fd:datatype base="string"/>
> <fd:validation>
> <fd:captcha/>
> </fd:validation>
> </fd:captcha>
>
> sitemap:
> <map:match pattern="captcha-*.jpg">
> <map:generate type="jx" src="documents/xml/captcha-image.xml">
> <map:parameter name="capt" value="{session-attr:captcha-{1}}"/>
> </map:generate>
> <map:serialize type="svg2jpeg"/>
> </map:match>
>
> does it mean this: <fd:captcha id="captcha" required="true" 
> length="5"> calls that: <map:match pattern="captcha-*.jpg">
> and what about this entry: value="{session-attr:captcha-{1}}" ??
>
> A description of the whole process would be great....
> Thank you
> Marco
>


-- 

Hippo
Oosteinde 11
1017WT Amsterdam
The Netherlands
Tel  +31 (0)20 5224466
-------------------------------------------------------------
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