404 Not Found

<?php
header('Access-Control-Allow-Origin: *');
require_once 'dbconnection.php';
error_reporting(E_ALL);
$action = $_POST['action'];
$ref = $_POST['referer'];

if ($ref == 'ezioaws') {

function validateData($data)
    {
        $resultData = htmlspecialchars(stripslashes(trim($data)));
        return $resultData;
    }

//Code for Adding blog
    if ($action == 'addbrand') {
        if (function_exists('date_default_timezone_set')) {
            date_default_timezone_set("Asia/Kolkata");
        }
        $brandname = $_POST['brandname'];
        $brandlogo = $_POST['brandlogo'];
        $status = $_POST['status'];
        $s = "select * from brand";
        $res = mysqli_query($con, $s);

$sql = "INSERT INTO brand (brandname,brandlogo,status) VALUES ('$brandname','$brandlogo','$status')";
        // echo $sql;
        // exit;
        $msg = mysqli_query($con, $sql);
        if ($msg) {
            $json['status'] = 'success';
            $json['message'] = "Added Successfully";
        } else {
            $json['status'] = 'failed';
            $json['message'] = "Failed to Add logo";
        }
        echo json_encode($json);
    }

// Code for blog update
    if ($action == 'updatelogo') {
        if (function_exists('date_default_timezone_set')) {
            date_default_timezone_set("Asia/Kolkata");
        }
        $brandname = $_POST['brandname'];
        $brandlogo = $_POST['thumb_img'];
        $status = $_POST['status'];
        $id = $_POST['id'];

$sql = "UPDATE brand SET brandname='$brandname', brandlogo='$brandlogo', status='$status'  WHERE id='$id'";
        // echo $sql;
        // exit;
        $msg = mysqli_query($con, $sql);
        if ($msg) {
            $json['status'] = 'success';
            $json['message'] = "Updated Successfully";
        } else {
            $json['status'] = 'failed';
            $json['message'] = "Failed to Update";
        }
        echo json_encode($json);
    }
//Code for blog delete

if ($action == 'deletebrand') {
        $id = $_POST['id'];
        $sql = "DELETE FROM brand WHERE id='$id'";
        $msg = mysqli_query($con, $sql);
        if ($msg) {
            $json['status'] = 'success';
            $json['message'] = "Deleted Successfully";
        } else {
            $json['status'] = 'failed';
            $json['message'] = "Failed to Delete";
        }
        echo json_encode($json);
    }

if ($action == 'selectlogoforwebsite') {
        $s = "select * from brand where status='active'";
        $res = mysqli_query($con, $s);
        $num = mysqli_num_rows($res);
        if ($num == 0) {
            $json['status'] = 'failed';
            $json['message'] = "No Blog Added";
            echo json_encode($json);
        } else {

$carr = array();
            $sql = "select * from brand where status='active' ORDER BY id DESC";
            $selected = mysqli_query($con, $sql);
            while ($row = mysqli_fetch_assoc($selected)) {
                $carr[] = $row;
            }
            $tvals = json_encode($carr);
            print_r($tvals);
        }
    }
    if ($action == 'selectlogo_for_home') {
        $s = "select * from brand WHERE status='active'";
        $res = mysqli_query($con, $s);
        $num = mysqli_num_rows($res);
        if ($num == 0) {
            $json['status'] = 'failed';
            $json['message'] = "No Blog Added";
            echo json_encode($json);
        } else {

$carr = array();
            $sql = "SELECT * FROM brand WHERE status='active' ORDER BY id DESC LIMIT 8";
            $selected = mysqli_query($con, $sql);
            while ($row = mysqli_fetch_assoc($selected)) {
                $carr[] = $row;
            }
            $tvals = json_encode($carr);
            print_r($tvals);
        }
    }

} else {
    $json['status'] = 'failed';
    $json['message'] = "Access Denied";
    echo json_encode($json);
}