[asterisk-dev] Interesting feature for app_dial - Time indication event

[Kaloyan Kovachev]

Hi,
 you may take a look at https://issues.asterisk.org/view.php?id=6335
 and the 1.6.x version at http://ast.varna.net/ - sorry not updated recently,
but i hope it still applies

On Tue, 02 Jun 2009 22:44:14 +0300, Nir Simionovich wrote
> Hi All,
> 
> Here's a funky little feature I've been thinking about lately, mainly 
> concentrated for the prepaid/postpaid market.
> 
> As you all know, app_dial accepts the L() parameter, allowing the call 
> to be limited to a specific duration. The problem is that we can't 
> really change that time limit of the call, as it is in progress. True, 
> we can easily go about and monitor the call from the manager, however, 
> that requires a massive amount of processing on the information system 
> side - especially if we are talking about high performance carrier level 
> prepaid systems.
> 
> What I was thinking of was adding a new option to the Dial application, 
> that looks something like this:
> 
> E(x:action_flag)
> 
> With the above, as the call is performed, every x mSec and event called
> DialProgress (or otherevent) will be fired onto to Manager, where the 
> event will include the "ACTION_ID" variable, which will include the 
> value indicated by "action_flag".
> 
> With this methodology, we gain two new added values:
> 1. We are able to monitor the time of a call via the Manager interface,
>     using discrete measurement units.
> 2. We are able to provide the developers a method of limiting the call
>     duration, even without having the Media pass through Asterisk, like
>     when using the L() option.
> 
> What do you think, is that doable? i've been trying to take a look in 
> app_dial.c, however, I'm totally un-familiar with that application code, 
> so I'm slightly at a loss there.
> 
> -- 
> Kind Regards,
>    Nir Simionovich
>    Asterisk Community Founder and Maintainer - Israel
> 
>    (e) nir.simionovich at gmail.com
>    (w) http://www.simionovich.com
> 
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