[Freeswitch-users] lua trouble

[Avi Marcus]

lua uses: myString:len() or tostring(myNumber):len()

-Avi


On Mon, Jun 18, 2012 at 7:55 PM, Alex <alex at thewinelake.com> wrote:

>  More lua trouble - real beginner stuff, I'm afraid.
>
> Why does this not work:
>
>         destnum = session:playAndGetDigits(3, 20, 3, 5000, "#",
> "/home/oev/fs-pabx/prompts/dmsb12_mcm3.wav", "", "\\d+\\*")
>         l = strlen(destnum)
>
> The objection is
>
>
> 2012-06-18 16:52:30.415261 [ERR] mod_lua.cpp:198
> /usr/local/freeswitch/scripts/mcm2.lua:13: attempt to call global 'strlen'
> (a nil value)
> stack traceback:
>         /usr/local/freeswitch/scripts/mcm2.lua:13: in function
> 'getDestNumber'
>         /usr/local/freeswitch/scripts/mcm2.lua:49: in function
> 'unattendedTransfer'
>         /usr/local/freeswitch/scripts/mcm2.lua:24: in function
> 'processMcmOption'
>         /usr/local/freeswitch/scripts/mcm2.lua:153: in main chunk
>
> I was just assuming that lua is lua and that anything in the lua wiki (eg.
> http://www.lua.org/manual/2.4/node32.html#exstring) would work.
>
>  Phrases let you mix and match speak, say, play-file, silence, other
> macros, and even passing in options.
>
> http://wiki.freeswitch.org/wiki/Misc._Dialplan_Tools_phrase
> http://wiki.freeswitch.org/wiki/Speech_Phrase_Management
>
> -Avi
>
>
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