Search.php

<?php

/*
 * Search ElasticDb
 * Display initial data
 * Send corresponding partNumber field to Details page of url clicked
 * call details page
 */

include "template.php";
require_once 'init.php';

ini_set("display_errors", "0");
error_reporting(E_ALL);


if( $_GET)
{
    $filters = array();                 //filter array
    $queryString = array();             //querystring array
    if(!empty ($_GET['Searchbox'])){    //search box input

        $search_keyword = $_GET['Searchbox'];
        $queryString['bool']['must']['query_string'] = array('default_field'=>'model','query'=>$search_keyword);

    }

    if(!empty($_GET['brand'])){
// Loop to store  values of individual checked checkbox.

        $brands = array();
        foreach($_GET['brand'] as $selected_brand){
            $brands[] = $selected_brand;

        }

        $filters['bool']['must'][]['terms']['brand'] = $brands;     //filter


    }
    if(!empty($_GET['ram'])){
    // Loop to store  values of individual checked checkbox.
        $ram_features = array();
        foreach($_GET['ram'] as $selected_ram){
            $ram_features[] = $selected_ram;

        }
        $filters['bool']['must'][]['terms']['ram'] = $ram_features;

    }

    if(!empty($_GET['Price'])){
    // Loop to store  values of individual checked checkbox.

        $price_features = explode("-",$_GET['Price']);
        $min_price = $price_features[0];
        $max_price = $price_features[1];
            $filters['bool']['must'][]['range']['offer']= array("from"=>$min_price,"to"=>$max_price);
    }

    $page = $_GET['page'];
    if($page=="" || $page = '1')
    {
        $page1 = 0;

    }
    else{
        $page1 = ($page*5)-5;
    }


    $params['index'] = 'laptopindex';
    $params['type']  = 'data';
    $params['from'] = $page1;
    $params['size'] = '5';


    if(count($filters) > 0 || count($queryString) > 0 ){ // hit query only when get values
        $final_Query = array();
        $final_Query['filtered'] = array(
            "filter" => $filters,
            "query" => $queryString
        );

        $params['body'] = array(
                'query' => $final_Query,

        );

        $query_results  = $es->search($params);

    }


    if($query_results['hits']['total']>=1)                //store results of query in $results
    {
        $results = $query_results['hits']['hits'];
    }
    else
    {
        echo(" No matching results ");
    }

}

?>


<?php
if(isset($results)){
 ?>
    <div class="results" style=" width: 85% ;height:100px ; padding-left: 0px; padding-top:0;float: left;" >
 <?php
    foreach($results as $r){
?>

        <div class="inner" style="height: 200px ;width: 200px ;float:left; padding-top: 20px
                    ;padding-left: 20px; padding-bottom: 60px; ">

               <div class="image-div">
                <img src = "<?php echo  $r['_source']['image'] ?> "/>
                </div>

                <div class="Offer"><?php echo $r['_source']['offer'] ; ?></div>

                <div>
                <a href="GetProduct_Details.php?id=<?php echo $r['_source']['model_id'];
                ?>"><?php echo $r['_source']['model']; ?></a>
                </div>
        </div>

    <?php

    }

    $max = String(PHP_INT_MAX);
    $params['size' ]= $max;
    $query_results  = $es->search($params);
    $results = $query_results['hits']['hits'];
    $total_pages = ceil(count($results)/1);

//    var_dump($total_pages);die;

     for($count = 1;$count< $total_pages; $count++)
     {

    ?>
         <a href="SearchPage.php?page=<?php echo $count; ?>" >
             <?php echo $count; ?></a>
     <?php

     }

?>
    </div>
<?php
}
?>
</div>