<?php

session_start();

//start session, session will be maintained for entire call

require_once("response.php");//response.php is the kookoo xml preparation class file

require_once("category.php");

$r = new Response();

$r->setFiller("yes");

/*Description

* kookoo request and response process

*

* Step 1: KooKoo NewCall Request

* For Every New call kookoo will send you the below Request Parameters

*

* event=NewCall

* cid=Caller Number

* called_number=Dialled Number

* sid=session parameter

* // Capture these details to your own Session variables

*

* Step 2: Maintain One session Variable X

* Maintaining Combination Of KooKoo 'event' parameter and Session Variable X in Unique

* This will help you in tracking your position in the application

*

* Step 3: For Every Event Prepare KooKoo Response XML

*

* they are 5 events handled by the KooKoo

* make sure event tag is last tag in your kookoo response

* Example:

*

* <response>.....<eventtag></eventtag></response>

*

* Use response.php to prepare proper kookoo response XML

*

* Below are the different eventtags:

* 1) CollectDTMF

* <?xml version="1.0" encoding="UTF-8"?>

2 <response sid="12345">

<playtext>Text</playtext>

<playaudio>AudioUrl</playaudio/>

3 <collectdtmf l="4" t="#" o="5000">

4 <playtext>Please enter your pin number

5 </playtext>

6 </collectdtmf>

7 </response>

* In Response from KooKoo You get below Request Parameters

event=GotDTMF

* data={dtmf given by user}

*

* 2) Play only Text or Audio

* ----------------

* <response>

* <playtext>Text</playtext> //do something as you like playtext or Audio

* <playaudio>audioUrl</playaudio> //do something as you like playtext or Audio

* </response>

* ---------------

* 3) Dial

* ---------------

* <response>

* <playtext></playtext> //do something as you like playtext or Audio

* <dial>9xxxxxxxx</dial> // dont send hangup from kookoo response

* </response>

* In Response from KooKoo You get below Request Parameters

event=Dial

* data='dial_record_url'

* status='dial status' (answered/not_answered)

* callduration= 'duration of call after call answered in Seconds'

* -------------

* 4) Record

* ---------------

* <?xml version="1.0" encoding="UTF-8"?>

2 <response sid="12345">

<playText>please record your message</playText> //do

3 <record format="wav" silence="3" maxduration="30">myfilename</record>

4 </response>

* In Response from KooKoo You get below Request Parameters

* event=Record

* data='recordfile_url'

* status='record status'

* ------------------

* 5) Disconnect

* <?xml version="1.0" encoding="UTF-8"?>

2 <response>

3 <hangup></hangup>

4 </response>

*

* In Response from KooKoo You get below Request Parameters

* event=Disconnect

*

* ------------------------------------------

* 6) Hangup

* Whenever User Hangup the Call, You will get this event

*

* In Response from KooKoo You get below Request Parameters

* event=Hangup

*

* {

* If User Hangup the Call on Dial event You will get below paramters also

* data='dial_record_url'

* status='dial status' (answered/not_answered)

* }

*

*/

$fileName="./kookoo_trace.log";// create logs to trace your application behaviour

if (file_exists($fileName))

{

$fp = fopen($fileName, 'a+') or die("can't open file");

}

else

{

$fp= fopen($fileName, 'x+');// or die("can't open file");

}

fwrite($fp,"----------- kookoo params ------------- \n ");

foreach ($_REQUEST as $k => $v) {

fwrite($fp,"param -- $k = $v \n ");

}

fwrite($fp,"----------- session params maintained ------------- \n");

foreach ($_SESSION as $k => $v) {

fwrite($fp,"session params $k = $v \n");

}

if($_REQUEST['event']== "NewCall" )

{

fwrite($fp,"-----------NewCall from kookoo ------------- \n");

// Every new call first time you will get below params from kookoo

// event = NewCall

// cid= caller Number

// called_number = sid

// sid = session variable

//

//You maintain your own session params store require data

$_SESSION['caller_number']=$_REQUEST['cid'];

$_SESSION['kookoo_number']=$_REQUEST['called_number'];

//called_number is register phone number on kookoo

//

$_SESSION['session_id'] = $_REQUEST['sid'];

//sid is unique callid for each call

// you maintain one session variable to check position of your call

//here i had maintain next_goto as session variable

$_SESSION['next_goto']='Menu1';

$_SESSION['menu']=0;

$_SESSION['cat']=0;

$_SESSION['sub_cat']=0;

$_SESSION['sub_sub_cat']=0;

$r->addPlayText('welcome to koo koo e commerce platform. ',4);

}

if ($_REQUEST['event']=="Disconnect" || $_REQUEST['event']=="Hangup" ){

//when users hangs up at any time in call event=Disconnect

// when applicatoin sends hangup event event=Disconnect

//if users hang up the call in dial event you will get data ans status params also

//$_SESSION['dial_record_url']=$_REQUEST['data'];

//$_SESSION['dial_status']=$_REQUEST['status'];

exit;

}

if($_SESSION['next_goto']=='Menu1'){

$collectInput = New CollectDtmf();

$collectInput->addPlayText('Please choose category',4);

for( $i=0;$i<count($category[$_SESSION['menu']][$_SESSION['cat']][$_SESSION['sub_cat']]);$i++)

{

$collectInput->addPlayText("Press ".$i." for ".$category[$_SESSION['menu']][$_SESSION['cat']][$_SESSION['sub_cat']][$i].", ",4);

}

$collectInput->addPlayText($menu_string,4);

$collectInput->setMaxDigits('2'); //max inputs to be allowed

$collectInput->setTimeOut('4000'); //maxtimeout if caller not give any inputs

$r->addCollectDtmf($collectInput);

$_SESSION['next_goto']='Menu1_CheckInput';

}

else if($_REQUEST['event'] == 'GotDTMF' && $_SESSION['next_goto'] == 'Menu1_CheckInput' )

{

//input will come data param

//print parameter data value

if($_REQUEST['data'] == '')

{

//if value null, caller has not given any dtmf

//no input handled

$r->addPlayText('you have not entered any input');

$_SESSION['next_goto']='Menu1';

}

else if((int)$_REQUEST['data']>=1 && (int)$_REQUEST['data']<=count($category[$_SESSION['menu']][$_SESSION['cat']][$_SESSION['sub_cat']]))

{

if($_SESSION['menu']==0)

{

$_SESSION['cat']=(int)$_REQUEST['data'] ;

$_SESSION['menu']+=1;

$_SESSION['next_goto'] = 'Menu1';

}

else if($_SESSION['menu']==1)

{

$_SESSION['sub_cat']=(int)$_REQUEST['data'] ;

$_SESSION['menu']+=1;

$_SESSION['next_goto'] = 'Menu1';

}

else if($_SESSION['menu']==2)

{

$_SESSION['sub_sub_cat']=(int)$_REQUEST['data'] ;

$_SESSION['next_goto'] = 'Menu2';

}

}

else

{

$r->addPlayText('Thats an invalid input');

$_SESSION['next_goto'] = 'Menu1';

}

}

else if($_SESSION['next_goto']=='Menu2'){

$collectInput = New CollectDtmf();

$collectInput->addPlayText('You have choosen ',4);

$collectInput->addPlayText($category[2][$_SESSION['cat']][$_SESSION['sub_cat']][$_SESSION['sub_sub_cat']],4);

$collectInput->addPlayText(' under sub category ',4);

$collectInput->addPlayText($category[1][$_SESSION['cat']][0][$_SESSION['sub_cat']],4);

$collectInput->addPlayText(' under main category ',4);

$collectInput->addPlayText($category[0][0][0][$_SESSION['cat']],4);

$collectInput->addPlayText('This is a sample application. Description is as follows this item is affordable and easy to use. price is equal to 20 ruppees.',4);

$collectInput->addPlayText('Do you want to purchase item. press 1 for yes. press 2 for no',4);

$collectInput->setMaxDigits('1'); //max inputs to be allowed

$collectInput->setTimeOut('4000'); //maxtimeout if caller not give any inputs

$r->addCollectDtmf($collectInput);

$_SESSION['next_goto']='Menu2_CheckInput';

}

else if($_REQUEST['event'] == 'GotDTMF' && $_SESSION['next_goto'] == 'Menu2_CheckInput' )

{

//input will come data param

//print parameter data value

if($_REQUEST['data'] == '')

{

//if value null, caller has not given any dtmf

//no input handled

$r->addPlayText('you have not entered any input');

$_SESSION['next_goto']='Menu2';

}

else if($_REQUEST['data']=='1')

{

$collectInput = New CollectDtmf();

$collectInput->addPlayText('Please enter your 6 digit pincode',4);

$collectInput->setMaxDigits('6'); //max inputs to be allowed

$collectInput->setTimeOut('7000'); //maxtimeout if caller not give any inputs

$r->addCollectDtmf($collectInput);

$_SESSION['next_goto']='Pincode_CheckInput';

}

else if($_REQUEST['data']=='2')

{

$r->addPlayText('Thank you for calling, have a nice day');

$r->addHangup();

}

else

{

$r->addPlayText('Thats an invalid input');

$_SESSION['next_goto'] = 'Menu2';

}

}

else if($_REQUEST['event'] == 'GotDTMF' && $_SESSION['next_goto'] == 'Pincode_CheckInput' )

{

//input will come data param

//print parameter data value

if($_REQUEST['data'] == '')

{

//if value null, caller has not given any dtmf

//no input handled

$r->addPlayText('you have not entered any input');

$_SESSION['next_goto']='Menu2';

}

else if(strlen($_REQUEST['data']) == 6)

{

$r->addPlayText("Pincode entered is ".$_REQUEST['data'],4);

$r->addPlayText('Your Area is serviceable ',4);

$_SESSION['next_goto'] = 'Record_Status';

$r->addPlayText('Please provide your address after beep ');

//give unique file name for each recording

$r->addRecord('filename','wav','120');

}

else

{

$r->addPlayText('Thats an invalid input');

$_SESSION['next_goto'] = 'Menu2';

}

}

else if($_REQUEST['event'] == 'Record' && $_SESSION['next_goto'] == 'Record_Status' )

{

//recorded file will be come as url in data param

//print parameter data value

$r->addPlayText('your provided address is ');

$_SESSION['record_url']=$_REQUEST['data'];

$r->addPlayAudio($_SESSION['record_url']);

$r->addPlayText('Your order is confirmed.');

$r->addPlayText('Thanks you for calling, have a nice day');

$r->addHangup();

}

else {

//print you session param 'next_goto' and other details

$r->addPlayText('Sorry, session and events not maintained properly, Thank you for calling, have nice day');

$r->addHangup(); // do something more or to send hang up to kookoo

}

//print final response xml send to kookoo, It would help you to understand request response between kookoo and your application

// $r->getXML();

//

//$logs->writelog("final response xml addedd ".$r->getXML().PHP_EOL." ::::\t\t\t");

fwrite($fp,"----------- final xml send to kookoo ------------- ".$r->getXML()."\n");

$r->send();

?>