[Freeswitch-users] Problem in getting digits value in Playback application

Michael Collins msc at freeswitch.org
Tue Sep 23 01:06:13 MSD 2014 

If you want to react immediately when the caller presses a single digit
then you should probably be investigating bind_digit_action:
https://wiki.freeswitch.org/wiki/Misc._Dialplan_Tools_bind_digit_action

-MC

On Sun, Sep 21, 2014 at 11:53 PM, Manish Talwar <manish.talwar at zaristo.com>
wrote:

>   Hi,
>
>  I am able to get the channel variable value in a request now by
> "play_and_get_digits" command. But now, I need some suggestion for below
> query:
>
>  As per my requirement, I want to play multiple audio file by "playback",
> run TTS by "Speak", and get digit by "Play_and_get_digits" in a single
> dialplan as a batch. I am sending below request to freeswitch for running
> multiple commands as a batch in a request:
>
>
>  *<document
> type="xml/freeswitch-httapi"><params></params><variables><myDigit>-1</myDigit></variables><work><getVariable
> name="myDigit" permanent="1"/><execute application="log" data="INFO
> my_chan_var contains ${myDigit}"/><speak name="extenSpeak" text="Welcome to
> Q Pay" engine="flite" voice="slt" ></speak><execute
> action="http://localhost:9000/ivr/fswelcomeresponse
> <http://localhost:9000/ivr/fswelcomeresponse>"
> application="play_and_get_digits" data="0 1 1 2000 #
> ivr/MP3/dial_menu_index_five.mp3 '' myDigit ''" /><execute
> application="log" data="INFO my_chan_var contains ${myDigit}"/><execute
> application="log" data="INFO my_chan_var contains ${myDigit}"/><playback
> name="exten" file="ivr/MP3/dial_menu_index_one.mp3"
> action="http://localhost:9000/ivr/fswelcomeresponse
> <http://localhost:9000/ivr/fswelcomeresponse>" digit-timeout="1000"
> input-timeout="1000" ><bind>~\d{1,3}#{0,1}</bind></playback><execute
> application="log" data="INFO my_chan_var contains ${myDigit}"/><speak
> name="extenSpeak1" text="Press two for english." engine="flite" voice="slt"
> ></speak><execute application="log" data="INFO my_chan_var contains
> ${myDigit}"/><playback name="exten" file="ivr/MP3/dial_menu_index_four.mp3"
> action="http://localhost:9000/ivr/fswelcomeresponse
> <http://localhost:9000/ivr/fswelcomeresponse>" digit-timeout="1000"
> input-timeout="1000" ><bind>~\d{1,3}#{0,1}</bind></playback><execute
> action="http://localhost:9000/ivr/fswelcomeresponse
> <http://localhost:9000/ivr/fswelcomeresponse>"
> application="play_and_get_digits" data="0 1 1 2000 #
> ivr/MP3/dial_menu_index_five.mp3 '' myDigit ''" /><execute
> application="log" data="INFO my_chan_var contains ${myDigit}"/><execute
> application="log" data="INFO my_chan_var contains ${myDigit}"/><speak
> name="extenSpeak2" text="Press star to repeat." engine="flite" voice="slt"
> ></speak></work></document>*
>
>
>
>  Currently, Its playing all commands  as mentioned in dialplan and then
> move to Action URL after completing all command in a request. ​But I need
> to send my request to Action URL immidieatly when user press any digit.
>  ​ ​
>  I have​ studied something *"break [UDDI]"* for skipping current batch
> request and move to other request in httapi application but I am not
> getting more details about it.
>
>  Please let me know, how to I implement my requirement and send my
> request to Action URL immidieatly when user press any digit?
>
>  Thanks,
>
>  Regards,
>  Manish Talwar
>
>
>  ------------------------------
> *From:* Manish Talwar
> *Sent:* 18 September 2014 13:44
> *To:* FreeSWITCH Users Help
> *Subject:* RE: [Freeswitch-users] Problem in getting digits value in
> Playback application
>
>
> Hi,
>
>
>  As you suggested, "Play_and_get_digits" command is running fine now, But
> I am still not able to get the value of Channel variable "myChannelVar"
> in a call as Its returning me blank value.
>
>
>  I am sending request as:
>
>  *<document type="xml/freeswitch-httapi">*
>
>     ​*<params></params>*
>
> *    <work>*
>
> *        <getVariable  name="myChannelVar" permanent="1"/>*
>
> *        <execute application="play_and_get_digits" data="1 4 1 5000 # ivr/MP3/card_activate_birth_date.mp3 '' myChannelVar \d+" />*
>
> *        <execute application="log" data="INFO my_chan_var contains ${myChannelVar}"/>*
>
> *        <execute application="hangup"/>*
>
> *    ​</work>*
>
> *</document>*
>
>
>  As a output, its play a audio file and I pressed a key 2222 digits in a call but its returning me blank value in channel variable "*myChannelVar​*".
>
> I got a response in a console log as:
>
> 2014-09-18 13:28:49.739010 [DEBUG] mod_httapi.c:1217 Process Tag: [execute]
> EXECUTE portaudio/5000 log(INFO my_chan_var contains )
> 2014-09-18 13:28:49.739010 [INFO] mod_dptools.c:1628 my_chan_var contains
>
>
> I have set the permission in my HTTAPI config file to *"set-vars", "get-vars" & "expand-vars" *tags and its seem like working fine. For reference, please find my HTTAPI config file as an attachment.
>
>
> Please suggest me how do I got a channel variable value and pass it to other POST request.
>
>
> Thanks,
>
>
> Regards,
>
> Manish Talwar
>
>  ------------------------------
> *From:* Manish Talwar <manish.talwar at zaristo.com>
> *Sent:* 18 September 2014 11:54
> *To:* FreeSWITCH Users Help
> *Subject:* Re: [Freeswitch-users] Problem in getting digits value in
> Playback application
>
>
> ​Its working fine now, Thanks a lot.
>
>
>  Regards,
>
> Manish Talwar
>
>
>  ------------------------------
> *From:* Michael Collins <msc at freeswitch.org>
> *Sent:* 18 September 2014 01:00
> *To:* FreeSWITCH Users Help
> *Subject:* Re: [Freeswitch-users] Problem in getting digits value in
> Playback application
>
>   I think what you did was set the default to allow and everything you
> listed underneath became denied. Try setting the default back to deny and
> see if it works as expected.
>  -MC
>
> On Wed, Sep 17, 2014 at 7:28 AM, Manish Talwar <manish.talwar at zaristo.com>
> wrote:
>
>>  Hi,
>>
>>
>>  Please revert me about Permission setting ASAP.
>>
>>
>>  Regards,
>>
>> Manish Talwar
>>
>>
>>  ------------------------------
>> *From:* Manish Talwar
>> *Sent:* 17 September 2014 10:59
>> *To:* FreeSWITCH Users Help
>> *Subject:* RE: [Freeswitch-users] Problem in getting digits value in
>> Playback application
>>
>>
>> Hi,
>>
>>
>>  I have tried by giving below Permission with my HTTAPI config file.​
>>
>>
>>      <permission name="execute-apps" value="true">
>>  <!-- default to "deny" or "allow" -->
>>  <application-list default="allow">
>>        <!-- type attr can be "deny" or "allow" nothing defaults to
>> opposite of the list default so allow in this case -->
>>        <application name="info"/>
>> <application name="play_and_get_digits"/>
>>        <application name="hangup"/>
>>  </application-list>
>>     </permission>
>>
>>  and from Web Application, I am sending request as:
>>
>>  <document type="xml/freeswitch-httapi">
>>     <params></params>
>>     <work>
>>         <execute application="play_and_get_digits" data="1 4 1 5000 #
>> /ivr/8000/ivr-enter_number_to_remove_from_blacklist.wav '' foobar \d+" />
>>     </work>
>> </document>
>>
>>  but still its giving me error as  "[ERR] mod_httapi.c:840 Permission
>> Denied!"​
>>
>>  However, its work fine with hangup application:
>>
>>  <document type="xml/freeswitch-httapi">
>>     <params></params>
>>     <work>
>>         <execute application="hangup"/>
>>     ​</work>
>> </document>
>>
>>  I feel, it must be some setting problem in config file only​. Please
>> find my HTTAPI config file​ as an attachment and let me know if any
>> changes required in this file.
>>
>>  Thanks,
>>
>>  Regards,
>>  Manish​ Talwar
>>  ------------------------------
>> *From:* Michael Collins <msc at freeswitch.org>​
>> *Sent:* 16 September 2014 23:09
>> *To:* FreeSWITCH Users Help
>> *Subject:* Re: [Freeswitch-users] Problem in getting digits value in
>> Playback application
>>
>>
>>  On Tue, Sep 16, 2014 at 9:46 AM, Manish Talwar <
>> manish.talwar at zaristo.com> wrote:
>>
>>>  ​Hi,
>>>
>>>
>>>  Thanks for quick response, I have already try to use this
>>> "play_and_get_digits​" command.
>>>
>>>
>>>  Its working fine when I use this as a dialplan <extension> tag in
>>> FreeSwitch file but while using it in Web Application with "<execute>"
>>> httapi command its throwing error as "[ERR] mod_httapi.c:840 Permission
>>> Denied!"
>>>
>>>
>>>  I have tried to reset Permission of "execute-apps" in httapi-conf.xml
>>> file, but still got same error.
>>>  <http://www.freeswitchsolutions.com>
>>>
>> This is almost certainly a permissions issue with your HTTAPI config
>> file. What do you have in your "execute-apps" section? The default is to
>> deny and then explicitly allow only the items you specify. FYI, this is
>> covered quite thoroughly in the FreeSWITCH 1.2 book on pages 277-280.
>>
>>  -MC
>>
>>
>>
>>
>> _________________________________________________________________________
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>> http://www.freeswitchsolutions.com
>>
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>> 
>> 
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>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
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> http://confluence.freeswitch.org
> http://www.cluecon.com
>
> 
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