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<?php
error_reporting(E_ALL);
ini_set('display_errors', 1);

$strUser = "redacted"; #specify the asterisk manager username you want to login with
$strSecret = "redacted"; #specify the password for the above user


$strHost = "127.0.0.1";
//Clean up EXT
$ext = $_GET['exten'];
$ext = filter_var($ext, FILTER_SANITIZE_NUMBER_INT);
$ext = preg_replace("/[^0-9,.]/", "", $ext);

$strChannel = "PJSIP/".$ext;
$strContext = "from-internal";
$strWaitTime = "30"; #Wait Time before hangin up
$strPriority = "1";
$strMaxRetry = "2"; #maximum amount of retries

if(isset($_GET['number'])){
$number=strtolower($_GET['number']);}
elseif(isset($_GET['phone'])){
$number=strtolower($_GET['phone']);
}
//Clean up number
$number = filter_var($number, FILTER_SANITIZE_NUMBER_INT);
$number = preg_replace("/[^0-9,.]/", "", $number);


//The following line adds a 1 before the number if its not there already... You can remove this if you already added this into your outbound route or you $
//if(substr($number,0,1) != 1){$number = "1".$number;}

$pos=strpos ($number,"local");
if ($number == null) :
exit() ;
endif ;
if ($pos===false) :
$errno=0 ;
$errstr=0 ;

//OPEN CNAM LOOKUP
$callerid = @file_get_contents("https://api.opencnam.com/v2/phone/".$number) or $callerid = "Web Call";
$strCallerId = $callerid." <$number>";

$oSocket = fsockopen ("localhost", 5038, $errno, $errstr, 20);
if (!$oSocket) {
echo "$errstr ($errno)<br>\n";
} else {
fputs($oSocket, "Action: login\r\n");
fputs($oSocket, "Events: off\r\n");
fputs($oSocket, "Username: $strUser\r\n");
fputs($oSocket, "Secret: $strSecret\r\n\r\n");
fputs($oSocket, "Action: originate\r\n");
fputs($oSocket, "Channel: $strChannel\r\n");
fputs($oSocket, "WaitTime: $strWaitTime\r\n");
fputs($oSocket, "CallerId: $strCallerId\r\n");
fputs($oSocket, "Exten: $number\r\n");
fputs($oSocket, "Context: $strContext\r\n");
fputs($oSocket, "Priority: $strPriority\r\n\r\n");
fputs($oSocket, "Action: Logoff\r\n\r\n");
sleep(2);
fclose($oSocket);
}
echo "Extension $strChannel should be calling $number." ;
else :
exit() ;
endif ;
?>