Location: PHPKode > scripts > Hippo Shopping Cart > hippo-shopping-cart/shopping_cart_global_func.php
<?php 
  function check_if_products_id_exist($products_id)
  {
    if($products_id=="")
    {
      return false;
    }
    
    require('shopping_cart_DBVar.php');
    
    if($connection_method == "mysql")
    {
      $my_sql=new hippo_sql_query($connection_method,$host,$dbName1,$dbUser,$dbPass,$dbPort);
      $sql_stmt = "SELECT COUNT(*) AS num_rows FROM ".$dbTable1." WHERE f_products_id='".$products_id."'";
      $res = $my_sql->query_exec($sql_stmt,"4");
      $row = $res[0]['num_rows'];
      
      // $row should be 1 or products_id will duplicate
      if($row>0){return true;}else{return false;}
      
    } // End if($connection_method == "mysql")
    
    return false;
  }
  
  function check_if_user_exist($MemId, $Email)
  {
    if($MemId=="" || $Email=="")
    {
      return false;
    }
    
    require('shopping_cart_DBVar.php');
    
    if($connection_method == "mysql")
    {
      $my_sql=new hippo_sql_query($connection_method,$host,$dbName1,$dbUser,$dbPass,$dbPort);
      $sql_stmt = "SELECT COUNT(*) AS num_rows FROM ".$dbTable2." WHERE f_customer_id='".$MemId."' AND f_email='".$Email."'";
      $res = $my_sql->query_exec($sql_stmt,"4");
      $row = $res[0]['num_rows'];
      
      // $row should be 1 or products_id will be duplicated
      if($row>0){return true;}else{return false;}
    } // End if($connection_method == "mysql")
    
    return false;
  }
  
?>
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