通知php脚本

Question

问候我一直试图将通知脚本组合在一起，以便在客户需要的商品已上载到数据库时通知客户。到目前为止，我已经设法将客户的需求与数据库中的需求进行匹配，现在问题是通知客户该商品可以通过电子邮件获得。这是我设法整理的代码

<?php
require 'dbh.php';
require 'dbu.php';
require 'phpmailer/PHPMailer/PHPMailerAutoload.php';


        $sql="SELECT product_name,product_price,userID,location,category,first_name FROM notification";
        $result= mysqli_query($con, $sql);
        $queryResult=mysqli_num_rows($result);
        echo "".$queryResult."<hr>";
        if ($queryResult>0) {
            while ($row=mysqli_fetch_assoc($result)) {
                $name=$row['product_name'];
                $price=$row['product_price'];
                $location=$row['location'];
                $category=$row['category'];
                $email=$row['userID'];
                $first_name=$row['first_name'];
                $product_details=array($name,$price);
                $final=implode("",$product_details);
                echo "<br>".$final."<hr>";                                              
            $sql2="SELECT id,product_name,product_price,location,category FROM products";
            $result2= mysqli_query($con,$sql2);
            $queryResult2=mysqli_num_rows($result);
             if ($queryResult2>0) {
                while ($res=mysqli_fetch_assoc($result2)) {
                $product_details2= array($res['product_name'],$res['product_price']);
                        $final2=implode('', $product_details2);
                        $results=similar_text($final, $final2,$perc);

                        if ($perc>=60) {

                            //echo "<br>Product ID:".$res['id']." Similar by ".$perc."%<br>";
                            echo "".ceil($perc)."%
                                 ".$res['id']."
                                 ".$res['product_name']."
                                 ".$res['product_price']."
                                 ".$res['location']." ".$email."<br>";

                            $mail = new PHPMailer;
                            $mail->isSMTP();                                   // Set mailer to use SMTP
                            $mail->Host = '';                    // Specify main and backup SMTP servers
                            $mail->SMTPAuth = true;                            // Enable SMTP authentication
                            $mail->Username = '';          // SMTP username
                            $mail->Password = ''; // SMTP password
                            $mail->SMTPSecure = 'ssl';                         // Enable TLS encryption, `ssl` also accepted
                            $mail->Port = 465;                                 // TCP port to connect to

                            $mail->setFrom('notify@example.COM', 'Notification Email');
                            $mail->addReplyTo('notify@example.com', 'Notification Email');
                            $mail->addAddress($email);   // Add a recipient
                            //$mail->addCC('cc@example.com');
                            //$mail->addBCC('bcc@example.com');

                            $mail->isHTML(true);  // Set email format to HTML

                            $bodyContent = 'Hello '.$first_name.',

                                    An Item that matches what you requested is available click the link below to 
                                    check it out
                                    http://localhost/notify.php?email='.$email.'&hash=';

                            $mail->Subject = 'Item Notification (example.com)';
                            $mail->Body    = $bodyContent;




                }/*else{
                    echo "<br>not a close match<br>";
                }*/
             }
            }
        }}