[Freeswitch-users] Lua playAndGetDigits

Aloysius Lloyd lloyd.aloysius at gmail.com
Tue Mar 16 18:34:46 PDT 2010 

You inbound DID Provider


On Tue, Mar 16, 2010 at 9:16 PM, Michael De Lorenzo <
delorenzodesign at gmail.com> wrote:

> What do you mean about the provider?  I'm not sure I understand that part.
> I'm trying to call a number and have the call's recipient type the digits
> in.
>
>
> On Tue, Mar 16, 2010 at 9:07 PM, Aloysius Lloyd <lloyd.aloysius at gmail.com>wrote:
>
>> here is the test script I used
>>
>> session:answer();
>> digits = session:playAndGetDigits(1, 4, 1, 5000, "#", "enter-digits.wav",
>> "", "\\d+");
>>
>> Here is the console log
>>
>> 2010-03-17 01:04:50.374761 [DEBUG] switch_ivr_play_say.c:1444 done playing
>> file
>> *2010-03-17 01:04:50.874736 [DEBUG] switch_rtp.c:2417 RTP RECV DTMF 1:800
>> *
>> *2010-03-17 01:04:51.104725 [DEBUG] switch_rtp.c:2417 RTP RECV DTMF 2:640
>> *
>> *2010-03-17 01:04:51.414710 [DEBUG] switch_rtp.c:2417 RTP RECV DTMF 3:800
>> *
>> *2010-03-17 01:04:51.774692 [DEBUG] switch_rtp.c:2417 RTP RECV DTMF 4:640
>> *
>> 2010-03-17 01:04:51.774692 [DEBUG] switch_ivr_play_say.c:1737 Test Regex
>> [1234][\d+]
>>
>> You may have some issue with the provider. Check using a local extension.
>>
>>
>> On Tue, Mar 16, 2010 at 8:51 PM, Michael De Lorenzo <
>> delorenzodesign at gmail.com> wrote:
>>
>>> Ok, I updated the console log level, and there are no DTMF values being
>>> detected:
>>>
>>> 4268 -> 74.51.38.156 port 15150 codec: 0 ms: 20
>>> 2010-03-16 20:49:06.534030 [DEBUG] switch_rtp.c:1181 Starting timer
>>> [soft] 160 bytes per 20ms
>>> 2010-03-16 20:49:06.535030 [NOTICE] sofia_glue.c:3128 Pre-Answer
>>> sofia/external/19736327407!
>>> 2010-03-16 20:49:13.762610 [DEBUG] sofia.c:4139 Channel
>>> sofia/external/19736327407 entering state [completing][200]
>>> 2010-03-16 20:49:13.762610 [DEBUG] sofia.c:4150 Remote SDP:
>>> v=0
>>> o=root 21648 21649 IN IP4 74.51.38.156
>>> s=session
>>> c=IN IP4 74.51.38.156
>>> t=0 0
>>> m=audio 15150 RTP/AVP 0 101
>>> a=rtpmap:0 PCMU/8000
>>> a=rtpmap:101 telephone-event/8000
>>> a=fmtp:101 0-16
>>> a=silenceSupp:off - - - -
>>> a=ptime:20
>>>
>>> 2010-03-16 20:49:13.762610 [DEBUG] sofia.c:4139 Channel
>>> sofia/external/19736327407 entering state [ready][200]
>>> 2010-03-16 20:49:13.763613 [NOTICE] sofia.c:4663 Channel
>>> [sofia/external/19736327407] has been answered
>>> 2010-03-16 20:49:13.763613 [DEBUG] switch_ivr_originate.c:3107 Originate
>>> Resulted in Success: [sofia/external/19736327407]
>>> 2010-03-16 20:49:13.763613 [DEBUG] switch_cpp.cpp:497
>>> (sofia/external/19736327407) State Change CS_CONSUME_MEDIA ->
>>> CS_SOFT_EXECUTE
>>> 2010-03-16 20:49:13.763613 [DEBUG] switch_core_session.c:1018 Send signal
>>> sofia/external/19736327407 [BREAK]
>>> 2010-03-16 20:49:13.764618 [DEBUG] switch_ivr_play_say.c:1178 Codec
>>> Activated L16 at 8000hz 1 channels 20ms
>>> 2010-03-16 20:49:13.764618 [DEBUG] switch_core_state_machine.c:314
>>> (sofia/external/19736327407) Running State Change CS_SOFT_EXECUTE
>>> 2010-03-16 20:49:13.764618 [DEBUG] switch_core_state_machine.c:354
>>> (sofia/external/19736327407) State SOFT_EXECUTE
>>> 2010-03-16 20:49:13.764618 [DEBUG] mod_sofia.c:510 SOFIA SOFT_EXECUTE
>>> 2010-03-16 20:49:13.764618 [DEBUG] switch_core_state_machine.c:200
>>> sofia/external/19736327407 Standard SOFT_EXECUTE
>>> 2010-03-16 20:49:13.764618 [DEBUG] switch_core_state_machine.c:354
>>> (sofia/external/19736327407) State SOFT_EXECUTE going to sleep
>>> 2010-03-16 20:49:13.794735 [DEBUG] switch_rtp.c:2055 Correct ip/port
>>> confirmed.
>>> 2010-03-16 20:49:25.055402 [DEBUG] switch_ivr_play_say.c:1470 done
>>> playing file
>>> 2010-03-16 20:49:30.074803 [INFO] switch_cpp.cpp:1142 Digits received
>>> during call from playAndGetDigits:
>>> 2010-03-16 20:49:30.074803 [INFO] switch_cpp.cpp:1142 Did this check out?
>>> no
>>>
>>>
>>> On Tue, Mar 16, 2010 at 8:37 PM, Aloysius Lloyd <
>>> lloyd.aloysius at gmail.com> wrote:
>>>
>>>> set the console log level to 7. Then you can see the DTMF values in
>>>> console log , while you are pressing the keys.
>>>>
>>>> Lloyd
>>>>
>>>>
>>>> On Tue, Mar 16, 2010 at 8:23 PM, Michael De Lorenzo <
>>>> delorenzodesign at gmail.com> wrote:
>>>>
>>>>> So I tried Michael's suggestion of:
>>>>>
>>>>> digits = session:playAndGetDigits(1, 4, 1, 5000, "#",
>>>>> get_digits_message, "", "\\d+");
>>>>>
>>>>> but it still didn't detect that I had pressed any keys.  What would
>>>>> cause this?  Is there someplace I can check to see if anything at all is
>>>>> being detected?
>>>>>
>>>>>
>>>>> On Tue, Mar 16, 2010 at 5:00 PM, Michael Collins <msc at freeswitch.org>wrote:
>>>>>
>>>>>>
>>>>>>
>>>>>> On Tue, Mar 16, 2010 at 1:21 PM, Michael De Lorenzo <
>>>>>> delorenzodesign at gmail.com> wrote:
>>>>>>
>>>>>>> I'm having some trouble getting consistent results with
>>>>>>> playAndGetDigits, sometimes the digits are record and other times they're
>>>>>>> not.  It seemed to have something to do with how quickly the digits were
>>>>>>> pressed, but now that no longer seems to be the case.
>>>>>>>
>>>>>>> I'm trying to have users press a confirmation code, in this case
>>>>>>> "1111" although I'd like to make it accept "1" or "11" or "111" or "1111" if
>>>>>>> possible.
>>>>>>>
>>>>>>> Can anyone point me in the right direction?
>>>>>>>
>>>>>>>
>>>>>>>     session =
>>>>>>> freeswitch.Session("{ignore_early_media=true}sofia/gateway/" .. provider ..
>>>>>>> "/1" .. number_to_call);
>>>>>>>
>>>>>>>     while(session:ready()) do
>>>>>>>        session:answer();
>>>>>>>        session:setInputCallback("onInput","true");
>>>>>>>
>>>>>>>        --playbackMessage(check_message);
>>>>>>>        digits = session:playAndGetDigits(4, 4, 1, 5000, "",
>>>>>>> get_digits_message, "", "[1]");
>>>>>>>
>>>>>>
>>>>>> You are specifying a minimum of four and a maximum of four digits.
>>>>>> Also, your regex will match any string that has a digit 1 in it, which may
>>>>>> or may not be what you are looking for. Lastly, you haven't specified a
>>>>>> terminator key (like "#") but you are giving the user only one try and
>>>>>> waiting 5000ms for the entry. Try something like this:
>>>>>>
>>>>>> digits = session:playAndGetDigits(1, 4, 1, 5000, "#",
>>>>>> get_digits_message, "", "\\d+");
>>>>>>
>>>>>> Let us know if that works. Oh, one other thing: you might want to add
>>>>>> an invalid message because playAndGetDigits will handle invalid input for
>>>>>> you.
>>>>>> -MC
>>>>>>
>>>>>> P.S. - This topic is covered in greater detail in Chapter 7 of the
>>>>>> upcoming FreeSWITCH book. ;)
>>>>>>
>>>>>>
>>>>>>
>>>>>>>        freeswitch.consoleLog("info", digits .. "\n");
>>>>>>>        freeswitch.consoleLog("info", "Did this check out? " ..
>>>>>>> (check_message == true and "yes" or "no" .. "\n"));
>>>>>>>
>>>>>>>        -- we got what we're looking for, so we can end this
>>>>>>>        if(check_success) then
>>>>>>>           freeswitch.consoleLog("info", "A positive response was
>>>>>>> received from this check.\n");
>>>>>>>           break;
>>>>>>>        else
>>>>>>>           -- not a positive response
>>>>>>>           -- if we reached our max attempts, we're finished move on
>>>>>>>           if(attempts == max_attempts) then
>>>>>>>             freeswitch.consoleLog("info", "We've reached our maximum
>>>>>>> attempts for this number.\n");
>>>>>>>             break;
>>>>>>>           end
>>>>>>>        end
>>>>>>>     end
>>>>>>>
>>>>>>>
>>>>>>
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>>>>>>
>>>>>
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>>>>
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