MINI Sh3ll

<?
header('Content-Type: text/plain');
ini_set('display_errors', 0);
require_once getcwd().'/includes/common-functions.php';
$request = [];
$request['mobile_no'] = $_GET['mobile_no'];
$request['message'] = $_GET['message'];
$request['message_id'] = uniqid();
$request['response_text']='';
$message = $request['message'];
while(strpos($message, '  ') !== false)
    $message = str_replace('  ', ' ', $message);
$mparts = explode(' ', trim($message));
$request['keyword'] = strtoupper($mparts[0]);
//$valid_options = ['HELP','0','1','2','3','4','5','9'];
$request['id'] = insertMessage($request);
//if(in_array($request['keyword'], $valid_options))
{
    if($request['keyword'] == 'HELP'){
        $request['response_text'] = 'Send 1 for balance enquiry'.PHP_EOL.'Send 2 for Loan Enquiry'.PHP_EOL.'Send 3 for Insurance Enquiry'.PHP_EOL.'Send 4 to register complaint'.PHP_EOL.'Send 5 to Get call back';
        startNewSession($request);
    }
    else {
        $session = getActiveSession($request['mobile_no']);
        if($session){
            // print_r($session);   
            if($session['l2_date'] == ''){
                $level = 'l2';
                if($request['message']== 1){
                    $request['response_text'] = " Dear customer, your account balance in A/C No. XXXX-7890, as on 1st March 2022 is Rs. 80,000/- Only.";
                    closePreviousSessions($request['mobile_no']);
                }
                else if($request['message']== 2)
                {
                    $request['response_text'] = "Send 1 For Car Loan".PHP_EOL."Send 2 For Home Loan".PHP_EOL."Send 3 for call back.";
                }
                else if($request['message']== 3)
                {
                    $request['response_text'] = "Send 1 For Life Insurance".PHP_EOL."Send 2 For General or Health insurance".PHP_EOL."Send 3 for call back.";
                }
                else if($request['message']== 4)
                {
                    $request['response_text'] = " Kindly Type your complaint and send";
                }
                else if($request['message']== 5)
                {
                    $request['response_text'] = "Dear Customer, Your request has been received, you will get a call back within 24 hours.";
                    closePreviousSessions($request['mobile_no']);
                }
                updateSessionResponse($session, $request, $level);
            }
            else if($session['l3_date'] == ''){
                $level = 'l3';
                if($session['l2_message']==2 && ($request['message'] == 1 || $request['message'] == 2 || $request['message'] == 3))
                {
                    $request['response_text'] = "Dear Customer, Your request has been received, you will get a call back within 24 hours.";   
                    closePreviousSessions($request['mobile_no']);
                }
                else if($session['l2_message'] == 3 && ($request['message'] == 1 || $request['message'] == 2 || $request['message'] == 3))
                {
                    $request['response_text'] = "Dear Customer, Your request has been received, you will get a call back within 24 hours.";   
                    closePreviousSessions($request['mobile_no']);
                }
                else if($session['l2_message'] == 4 && $request['message']!='' )
                {
                    $request['response_text'] = "Dear Customer, Your request has been received, you will get a call back within 24 hours.";   
                    closePreviousSessions($request['mobile_no']);
                }
                updateSessionResponse($session, $request, $level);              
            }
            // else if($request['message'] == 9){
            //  $level = 'l4';
            //  $request['response_text'] = 'Exit, Tha';    
            // }
            updateSessionResponse($session, $request, $level);
        }
        else {
            $request['response_text'] = 'Incorrect option. Please reply with HELP';         
        }       
    }
}
/*else {
    $request['response_text'] = 'Incorrect option. Please send HELP to 811';    
}*/
print $request['response_text'];
// print_r($request);
?>