[OpenSER-Users] get Count of items in lists

[Dave Singer]

Thanks

I will make some feature requests including some I came up with over night:
   {s.subst,/regex/replace/flags}
   {s.regex,/regex/}
   avp_delete("$avp(s:name)/index")

Dave

On 12/14/07, Henning Westerholt <henning.westerholt at 1und1.de> wrote:
>
> On Thursday 13 December 2007, Dave Singer wrote:
> > I'm a little confused. Are you saying there is a transformation {s.count
> }
> > that can be applied to avp's to get the number of items in an avp
> > list/stack?
> > I don't see any documentation for one at the link that you sent me. I
> had
> > already scoured it looking for something to help me, but checked again
> in
> > case something had changed.
> > It sound more like you are saying that there is no such functionality
> and
> > suggesting that I code/create a new transformation.
>
> Hi Dave,
>
> yes, i wanted to say something like that. :-) Just wanted to start a
> discussion about the possibility of a new transformation function.
>
> > Unfortunately my "Programing" experience is quite rusty, the last time I
> > looked at C/C++ was in College almost 15 years ago. Not to mention
> already
> > not enough time in a day to get done what I'm supposed to do. Maybe some
>
> > time in the future I/we will be able to contribute code to openser
> and/or
> > modules, but not now. We are pushing hard to have a quality sell able
> > product/service.
> > Or company is planning to contribute back to openser in several ways.
> When
> > we get our servers setup and working, providing a stable, load-balanced,
> > scalable platform that our sales team can sell our services with
> > confidence, we are planning to post our openser.cfg files highly
> commented,
> > along with database structure changes(added tables, views, colums,
> > indexes...), example data, and a way to manage the data.
>
> Sounds great!
>
> > So for now (assuming you are saying there isn't something there now)
> I'll
> > have to use what is currently available and hope that someone else with
> > more experience and time finds these features valuable enough to
> implement
> > them. I like the idea of a transformation but maybe like this:
> >    $var(step_count) = $(avp(s:list){ary.count})
> >    while ( $var(step_count) != 0 ) {
> >       $var(working_var) = $(avp(s:list){ary.index,$var(step_count)});
> >       # do some stuff on this reverse process list.
> >       # also we are not deleting list items to get to other list items.
> >    }
> >  and later used like...
> >    $var(step_count) = $(di{ary.count}); # if $di was a list/array of all
> > the Diversion headers
> >    # same as in avp example above with other PV that could be
> lists/arrays
> >
> > Also as the original email for this conversation stated, we need a
> > {s.count,seperator} to compliment {s.select,index,seperator}
>
> You could open a feature request on the tracker [1] with the proposed
> enchancements.
>
> Cheers,
>
> Henning
>
>
> [1] https://sourceforge.net/tracker/?group_id=139143&atid=743023
>
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