PAGI\CallSpool\CallFile::setVariable PHP Method

    public function setVariable($key, $value)
    {
        $this->variables[$key] = $value;
    }

use PAGI\DialDescriptor\SIPDialDescriptor;
use PAGI\DialDescriptor\DAHDIDialDescriptor;
$dialDescriptor = new DAHDIDialDescriptor('1949890333', 1);
$callFile = new CallFile($dialDescriptor);
$callFile->setContext('campaign');
$callFile->setExtension('failed');
$callFile->setVariable('foo', 'bar');
$callFile->setPriority('1');
$callFile->setMaxRetries('0');
$callFile->setWaitTime(10);
$callFile->setCallerId('some<123123>');
echo "Call file generated (DAHDI dial descriptor):\n";
echo $callFile->serialize();
echo "\n\n";
$dialDescriptor = new SIPDialDescriptor('24', 'example.com');
$callFile = new CallFile($dialDescriptor);
$callFile->setContext('default');
$callFile->setExtension('777');
$callFile->setVariable('foo', 'bar');
$callFile->setPriority('1');
$callFile->setMaxRetries('0');
$callFile->setWaitTime(10);
$callFile->setCallerId('some<123123>');
echo "Call file generated (SIP dial descriptor):\n";
echo $callFile->serialize();
echo "\n\n\n";
echo "Spooling generated SIP call\n";
$spool = CallSpoolImpl::getInstance(array('tmpDir' => '/tmp', 'spoolDir' => '/tmp/spoolExample'));
$spool->spool($callFile);
echo "Spooling generated SIP call to run in 30 seconds\n";
$spool->spool($callFile, time() + 30);