[Zope] What is the Python script that is similar to a dtml-in call

[Larry McDonnell]

Hi,

Thanks Jonathan, this is what I was looking for.

Larry

Small Business Services wrote:

><snip>
>From: Larry McDonnell
>
>Within the dtml-in statement, I use serial_number to find the record in the
>db. I checking for a valid serial number but what is return from the dtml-in
>statement if the serial number lookup is not found.
></snip>
>
>If you are doing individual db look-ups within a dtml-in loop then you need
>to check the return value from each db look-up call:
>
>eg.
>
><dtml-in lookup_header_record>
>  <dtml-let rstatus="dbGet(_['sequence-item'])">
>    <dtml-if "rstatus != 'success'">
>        No success for item: <dtml-var sequence-item><br>
>    </dtml-if>
>  </dtml-let>
></dtml-in>
>
>Alternatively, you could store the 'failed' returns and then handle them all
>at once:
>
>
><dtml-call "REQUEST.set('errflag', {})">
><dtml-in lookup_header_record>
>  <dtml-let rstatus="dbGet(_['sequence-item'])">   ***dbGet is your db
>lookup function
>    <dtml-if "rstatus != 'success'">   *** dbGet must return some status
>value
>       <dtml-call "errflag.update({_['sequence-item'] : 'failed'})">
>    </dtml-if>
>  </dtml-let>
></dtml-in>
>
><dtml-if "errflag != {}">
>  Errors during db lookup: <dtml-var errflag>
></dtml-if>
>
>or
>
><dtml-if "errflag != {}">
>  <dmtl-in "errflag.keys()">
>      Errors during db lookup: <dtml-var "errflag[_['sequence-item']]">
>failed<br>
>  </dtml-in>
></dtml-if>
>
>
>HTH
>
>Jonathan
>
>Caveat:  above code is NOT tested
>
>
>
>
>  
>