How to Make Product Filter in php using Ajax

Most of the e-commerce websites provide nice UI for filter product on their website by using different type of search filter like price range product filter and checkbox search filter. This type of product search filter with price range filter and checkbox product filter feature we have discuss here by using Ajax with PHP. In this post we will describe you how to search a product from list of product by using Ajax JQuery PHP and Mysql. Here we have developed product filter which are similar to largest e-commerce website. They have use this type of search filter for filter product on their website, so user can easily filter product on different category search filter. If user has select any price range then in this feature it will filter product which has been covered between that price range and same way if user want to find particular brand product which has come between that price range then user can also select brand then it will live display all product which relate to particular brand.

See Also

• PHP Project | How to Create eCommerce Product Filter with Pagination using Vanilla JavaScript

This tutorial is based on live filter of product using Ajax which has been used most of the ecommerce website. If you have visit any ecommerce website for buying product then you have first prefer price and in that price we want to get particular brand then you have to find particular product then you can easily filter from list of product on web page without refresh of web page. Here we have get result by using Ajax Jquery with PHP and Mysql. For make this type of functionality for our web application we have use Jquery UI slider plugin for filter product on price and HTML Checkbox input field for filter product on different category like brand etc. If user select particular condition and that condition will match with data available in database then that product will be display using PHP with Ajax. And if user clear filter then it will seen all product on web page. Below you can find complete source code of Ajax PHP Product filter.

View Demo

Database

--
-- Database: `testing`
--

-- --------------------------------------------------------

--
-- Table structure for table `product`
--

CREATE TABLE `product` (
  `product_id` int(20) NOT NULL,
  `product_name` varchar(120) NOT NULL,
  `product_brand` varchar(100) NOT NULL,
  `product_price` decimal(8,2) NOT NULL,
  `product_ram` char(5) NOT NULL,
  `product_storage` varchar(50) NOT NULL,
  `product_camera` varchar(20) NOT NULL,
  `product_image` varchar(100) NOT NULL,
  `product_quantity` mediumint(5) NOT NULL,
  `product_status` enum('0','1') NOT NULL COMMENT '0-active,1-inactive'
) ENGINE=MyISAM DEFAULT CHARSET=utf8;

--
-- Dumping data for table `product`
--

INSERT INTO `product` (`product_id`, `product_name`, `product_brand`, `product_price`, `product_ram`, `product_storage`, `product_camera`, `product_image`, `product_quantity`, `product_status`) VALUES
(1, 'Honor 9 Lite (Sapphire Blue, 64 GB)  (4 GB RAM)', 'Honor', '14499.00', '4', '64', '13', 'image-1.jpeg', 10, '1'),
(2, '\r\nInfinix Hot S3 (Sandstone Black, 32 GB)  (3 GB RAM)', 'Infinix', '8999.00', '3', '32', '13', 'image-2.jpeg', 10, '1'),
(3, 'VIVO V9 Youth (Gold, 32 GB)  (4 GB RAM)', 'VIVO', '16990.00', '4', '32', '16', 'image-3.jpeg', 10, '1'),
(4, 'Moto E4 Plus (Fine Gold, 32 GB)  (3 GB RAM)', 'Moto', '11499.00', '3', '32', '8', 'image-4.jpeg', 10, '1'),
(5, 'Lenovo K8 Plus (Venom Black, 32 GB)  (3 GB RAM)', 'Lenevo', '9999.00', '3', '32', '13', 'image-5.jpg', 10, '1'),
(6, 'Samsung Galaxy On Nxt (Gold, 16 GB)  (3 GB RAM)', 'Samsung', '10990.00', '3', '16', '13', 'image-6.jpeg', 10, '1'),
(7, 'Moto C Plus (Pearl White, 16 GB)  (2 GB RAM)', 'Moto', '7799.00', '2', '16', '8', 'image-7.jpeg', 10, '1'),
(8, 'Panasonic P77 (White, 16 GB)  (1 GB RAM)', 'Panasonic', '5999.00', '1', '16', '8', 'image-8.jpeg', 10, '1'),
(9, 'OPPO F5 (Black, 64 GB)  (6 GB RAM)', 'OPPO', '19990.00', '6', '64', '16', 'image-9.jpeg', 10, '1'),
(10, 'Honor 7A (Gold, 32 GB)  (3 GB RAM)', 'Honor', '8999.00', '3', '32', '13', 'image-10.jpeg', 10, '1'),
(11, 'Asus ZenFone 5Z (Midnight Blue, 64 GB)  (6 GB RAM)', 'Asus', '29999.00', '6', '128', '12', 'image-12.jpeg', 10, '1'),
(12, 'Redmi 5A (Gold, 32 GB)  (3 GB RAM)', 'MI', '5999.00', '3', '32', '13', 'image-12.jpeg', 10, '1'),
(13, 'Intex Indie 5 (Black, 16 GB)  (2 GB RAM)', 'Intex', '4999.00', '2', '16', '8', 'image-13.jpeg', 10, '1'),
(14, 'Google Pixel 2 XL (18:9 Display, 64 GB) White', 'Google', '61990.00', '4', '64', '12', 'image-14.jpeg', 10, '1');

--
-- Indexes for dumped tables
--

--
-- Indexes for table `product`
--
ALTER TABLE `product`
  ADD PRIMARY KEY (`product_id`);

--
-- AUTO_INCREMENT for dumped tables
--

--
-- AUTO_INCREMENT for table `product`
--
ALTER TABLE `product`
  MODIFY `product_id` int(20) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=15;

database_connection.php

<?php 

//database_connection.php

$connect = new PDO("mysql:host=localhost;dbname=testing", "root", "");

?>

index.php

<?php 

//index.php

include('database_connection.php');

?>

<!DOCTYPE html>
<html lang="en">

<head>

    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <meta name="author" content="">

    <title>Product filter in php</title>

    <script src="js/jquery-1.10.2.min.js"></script>
    <script src="js/jquery-ui.js"></script>
    <script src="js/bootstrap.min.js"></script>
    <link rel="stylesheet" href="css/bootstrap.min.css">
    <link href = "css/jquery-ui.css" rel = "stylesheet">
    <!-- Custom CSS -->
    <link href="css/style.css" rel="stylesheet">
</head>

<body>
    <!-- Page Content -->
    <div class="container">
        <div class="row">
         <br />
         <h2 align="center">Advance Ajax Product Filters in PHP</h2>
         <br />
            <div class="col-md-3">                    
    <div class="list-group">
     <h3>Price</h3>
     <input type="hidden" id="hidden_minimum_price" value="0" />
                    <input type="hidden" id="hidden_maximum_price" value="65000" />
                    <p id="price_show">1000 - 65000</p>
                    <div id="price_range"></div>
                </div>    
                <div class="list-group">
     <h3>Brand</h3>
                    <div style="height: 180px; overflow-y: auto; overflow-x: hidden;">
     <?php

                    $query = "SELECT DISTINCT(product_brand) FROM product WHERE product_status = '1' ORDER BY product_id DESC";
                    $statement = $connect->prepare($query);
                    $statement->execute();
                    $result = $statement->fetchAll();
                    foreach($result as $row)
                    {
                    ?>
                    <div class="list-group-item checkbox">
                        <label><input type="checkbox" class="common_selector brand" value="<?php echo $row['product_brand']; ?>"  > <?php echo $row['product_brand']; ?></label>
                    </div>
                    <?php
                    }

                    ?>
                    </div>
                </div>

    <div class="list-group">
     <h3>RAM</h3>
                    <?php

                    $query = "
                    SELECT DISTINCT(product_ram) FROM product WHERE product_status = '1' ORDER BY product_ram DESC
                    ";
                    $statement = $connect->prepare($query);
                    $statement->execute();
                    $result = $statement->fetchAll();
                    foreach($result as $row)
                    {
                    ?>
                    <div class="list-group-item checkbox">
                        <label><input type="checkbox" class="common_selector ram" value="<?php echo $row['product_ram']; ?>" > <?php echo $row['product_ram']; ?> GB</label>
                    </div>
                    <?php    
                    }

                    ?>
                </div>
    
    <div class="list-group">
     <h3>Internal Storage</h3>
     <?php
                    $query = "
                    SELECT DISTINCT(product_storage) FROM product WHERE product_status = '1' ORDER BY product_storage DESC
                    ";
                    $statement = $connect->prepare($query);
                    $statement->execute();
                    $result = $statement->fetchAll();
                    foreach($result as $row)
                    {
                    ?>
                    <div class="list-group-item checkbox">
                        <label><input type="checkbox" class="common_selector storage" value="<?php echo $row['product_storage']; ?>"  > <?php echo $row['product_storage']; ?> GB</label>
                    </div>
                    <?php
                    }
                    ?> 
                </div>
            </div>

            <div class="col-md-9">
             <br />
                <div class="row filter_data">

                </div>
            </div>
        </div>

    </div>
<style>
#loading
{
 text-align:center; 
 background: url('loader.gif') no-repeat center; 
 height: 150px;
}
</style>

<script>
$(document).ready(function(){

    filter_data();

    function filter_data()
    {
        $('.filter_data').html('<div id="loading" style="" ></div>');
        var action = 'fetch_data';
        var minimum_price = $('#hidden_minimum_price').val();
        var maximum_price = $('#hidden_maximum_price').val();
        var brand = get_filter('brand');
        var ram = get_filter('ram');
        var storage = get_filter('storage');
        $.ajax({
            url:"fetch_data.php",
            method:"POST",
            data:{action:action, minimum_price:minimum_price, maximum_price:maximum_price, brand:brand, ram:ram, storage:storage},
            success:function(data){
                $('.filter_data').html(data);
            }
        });
    }

    function get_filter(class_name)
    {
        var filter = [];
        $('.'+class_name+':checked').each(function(){
            filter.push($(this).val());
        });
        return filter;
    }

    $('.common_selector').click(function(){
        filter_data();
    });

    $('#price_range').slider({
        range:true,
        min:1000,
        max:65000,
        values:[1000, 65000],
        step:500,
        stop:function(event, ui)
        {
            $('#price_show').html(ui.values[0] + ' - ' + ui.values[1]);
            $('#hidden_minimum_price').val(ui.values[0]);
            $('#hidden_maximum_price').val(ui.values[1]);
            filter_data();
        }
    });

});
</script>

</body>

</html>

fetch_data.php

<?php

//fetch_data.php

include('database_connection.php');

if(isset($_POST["action"]))
{
 $query = "
  SELECT * FROM product WHERE product_status = '1'
 ";
 if(isset($_POST["minimum_price"], $_POST["maximum_price"]) && !empty($_POST["minimum_price"]) && !empty($_POST["maximum_price"]))
 {
  $query .= "
   AND product_price BETWEEN '".$_POST["minimum_price"]."' AND '".$_POST["maximum_price"]."'
  ";
 }
 if(isset($_POST["brand"]))
 {
  $brand_filter = implode("','", $_POST["brand"]);
  $query .= "
   AND product_brand IN('".$brand_filter."')
  ";
 }
 if(isset($_POST["ram"]))
 {
  $ram_filter = implode("','", $_POST["ram"]);
  $query .= "
   AND product_ram IN('".$ram_filter."')
  ";
 }
 if(isset($_POST["storage"]))
 {
  $storage_filter = implode("','", $_POST["storage"]);
  $query .= "
   AND product_storage IN('".$storage_filter."')
  ";
 }

 $statement = $connect->prepare($query);
 $statement->execute();
 $result = $statement->fetchAll();
 $total_row = $statement->rowCount();
 $output = '';
 if($total_row > 0)
 {
  foreach($result as $row)
  {
   $output .= '
   <div class="col-sm-4 col-lg-3 col-md-3">
    <div style="border:1px solid #ccc; border-radius:5px; padding:16px; margin-bottom:16px; height:450px;">
     <img src="image/'. $row['product_image'] .'" alt="" class="img-responsive" >
     <p align="center"><strong><a href="#">'. $row['product_name'] .'</a></strong></p>
     <h4 style="text-align:center;" class="text-danger" >'. $row['product_price'] .'</h4>
     <p>Camera : '. $row['product_camera'].' MP<br />
     Brand : '. $row['product_brand'] .' <br />
     RAM : '. $row['product_ram'] .' GB<br />
     Storage : '. $row['product_storage'] .' GB </p>
    </div>

   </div>
   ';
  }
 }
 else
 {
  $output = '<h3>No Data Found</h3>';
 }
 echo $output;
}

?>

Download Source Code