Hi,

Marc has already provided excellent answers to most of this, but see below:

On 6/26/14 6:25 AM, Chirayu Chiripal wrote:
> On Thu, Jun 26, 2014 at 3:31 PM, Marc Delisle <marc@infomarc.info

> <mailto:marc@infomarc.info>> wrote:
>
>     Le 2014-06-25 06:23, Chirayu Chiripal a écrit :
>     > Hi,
>     > Feature Request Link:
>     > http://sourceforge.net/p/phpmyadmin/feature-requests/637/
>     >
>     > I am bit confused that what does this RFE is all about. Here is my
>     doubt:
>     >
>     > 1] Does this feature requests says that if a field has a "prepend"
>     input
>     > transformation plugin with prepend text as "phpMyAdmin " then on
>     insert
>     > page if someone enters into this field "Bringing MySQL to the web" and
>     > when a row is inserted then it should insert "phpMyAdmin Bringing
>     MySQL
>     > to the web" into the database.
>     >
>     > OR it requires something else?
>
>     Hi Chirayu,
>     the example you mention is correct, but this feature request is much
>     more than that. Look at the comment from Garvin in the RFE.
>
>     In reality, we don't have to code a credit card validation, for example;
>     we just have to provide the mechanism by which someone can code their
>     own credit card validation and apply it to the input field.
>
>
> In my proposal, I also gave an example of regex validation plugin i.e.
> if some invalid data is inserted then that plugin can replace that
> invalid data with some other value (which would be given in plugin
> options) and if data is valid then it should go as it is. I am not sure
> about canceling the insert with error message right now but it can be
> done like by setting value for invalid data in plugin option as NULL for
> not null column which would automatically fail the insert or in the
> plugin itself if validation fails then it could throw a error and stop
> the execution of the script itself or we can have a boolean & error
> variable in transformation plugin which would be checked before
> insert/update and take actions likewise.

I think rather than waiting until submission and trying to make the
INSERT fail, we should do any validation client side (through JavaScript
so when the field loses focus, we validate and display a non-intrusive
message explaining that it's invalid). Does this help? 

>     --
>     Marc Delisle | phpMyAdmin
>
>
> --
> Regards,
> Chirayu Chiripal
> phpMyAdmin Intern - Google Summer of Code 2014
> https://chirayuchiripal.wordpress.com/
>