[Solar-talk] Image Captchas and RTE's

[Paul M Jones]

On Aug 3, 2006, at 10:06 AM, Rodrigo Moraes wrote:

> On 8/3/06, Clay Loveless wrote:
>> On Aug 3, 2006, at 7:23 AM, Rodrigo Moraes wrote:
>>
>>> - Image Captchas: integrate image captchas to the form helpers (a db
>>> table will be required);
>>
>> Hi Rodrigo,
>>
>> What would the table be used for?
>
> Clay, that's a good question. I would just reuse a implementation I
> currently have, which uses for a key to look for a valid solution in a
> database:
>
> <input name="captcha_key" type="hidden" value="ccb53...long hash... 
> 5902" />
> <input type="text" name ="captcha_solution" value="" />
>
> When the form is submitted, that row in the "captcha" table is read to
> check if the solution matches. I haven't looked for other
> implementations; and now that you asked... perhaps only the hash would
> be enough?

Perhaps storing it in a session variable would be sufficient?  That  
might help to avoid a database hit.



--

Paul M. Jones  <http://paul-m-jones.com>

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