Zploit 0-Day Shell

:: Editing File: cartdata.php

<?php
function cart_data(){
    if(Auth::check()){
        $s_id=Auth::id();
    } else {
        $s_id=Session::getId();
    }
    $cart_data=DB::table('cart')
		->join('productmaster', 'cart.product_id', '=', 'productmaster.id')
		->select('cart.*', 'productmaster.front_image', 'productmaster.slug')
		->where('cart.user_id',$s_id)
		->get();
    return $cart_data;
}

function wish_data(){
    if(Auth::check()){  
        // $wish_data=DB::table('wishlist')->where('user_id',Auth::id())->count();
        $wish_data = DB::table('wishlist')
                ->join('productmaster', 'wishlist.product_id', '=', 'productmaster.id')
                ->select('wishlist.*', 'productmaster.mrp')
                ->where('wishlist.user_id',Auth::id())
                ->count();
        return $wish_data;
    } else {
        return 0;
    }
}
      
function getCategoryName($id=0){
    /*if($id>0){
      $cate_data=DB::table('category')->where('id',$id)->first();
    }else{
      $cate_data=DB::table('category')->where('id','!=','')->get();  
    }*/
    $cate_data=DB::table('category')->where('id',$id)->first();
    return $cate_data;
}
      
function getsubcatecogyCount($pro_id=0,$subcategory_id){
    $total = DB::table('productmaster')->where('subcategory_id',$subcategory_id)->count();
    return $total??0;
}     
?>