[Zope] FW: [Zope] Namespace Confusion

[Shaw, Howard]

Once again I forgot to cc the list.

Howard C. Shaw III
Programmer/SysAdmin
St. Thomas High School


> ----------
> From: 	Shaw, Howard
> Sent: 	Tuesday, March 30, 1999 1:38 PM
> To: 	'rkw@dataplex.net'
> Subject: 	RE: [Zope] Namespace Confusion
> 
> <!--#with _.namespace(this='that', theother='this')-->
>  <!--#var this-->
>  <!--#with _.namespace(a=['this','that','theotherthing'])-->
>   <!--#in a-->
>    <!--#var sequence-item-->
>   <!--#/in-->
>  <!--#/with-->
> <!--#/with-->
> 
> Howard C. Shaw III
> Programmer/SysAdmin
> St. Thomas High School
> 
> 
> ----------
> From: 	Richard Wackerbarth[SMTP:rkw@dataplex.net]
> Reply To: 	rkw@dataplex.net
> Sent: 	Tuesday, March 30, 1999 1:19 PM
> To: 	zope@zope.org
> Subject: 	[Zope] Namespace Confusion
> 
> I'm trying to convert shell scripts into DTML methods.
> 
> Please excuse the pseudo code. I'm using it to represent the problems
> that I am addressing.
> 
> set basket_total=0
> set taxable_total=0
> foreach item( 'apple', 'peach', 'soap', 'pear', 'plum', 'magazine' )
>  if (! isfood($item))
>   @ taxable_total = $taxable_total + price_of($item)
>  endif
>  @ basket_total = $basket_total + price_of($item)
> endfor
> print "Of the $basket_total total, $taxable_total is taxable"
> 
> 
> 1) Can I generate an explicit list rather than getting it with
> as the result of either a database query or enumeration of an object?
> 
> 2) How do I generate "local" variables.
> I know that I could use the REQUEST variable as a global property
> store.
> However, because of nesting, global (REQUEST) variables are not
> desirable.
> 
> I'd like to say something like the following:
> 
> <!--#WITH "LOCAL_NAMESPACE (basket_total=0, taxable_total=0)"-->
>  <!--#FOR "['apple', 'peach', 'soap', 'pear', 'plum', 'magazine']"-->
>   ...
>   <!--#SET basket_total=basket_total+price ...>
>  <!--#/FOR-->
>  ...
>  <!--#var basket_total--> 
>  ...
> <!--#/WITH-->
> 
> Does Zope's DTML have constructs to address either of these?
> 
> 
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>