Elasticsearch6

elasticsearch 6.* elasticsearch-php 를 이용한 검색엔진 개발 - 4 (search)

Jack Moon 2018. 10. 17. 15:47

아래의 이미지와 같이 검색화면을 구성해 보았다.

날짜와 키워드로 검색을 하고, 검색 옵션으로는 최신순-정확도순을 넣었다.

검색을 하면 날짜, id, 타이틀이 화면에 뿌려지고

20개씩 페이징 처리 하였다.

검색어를 넣으면 상위 키워드가 검색리스트 아래 뿌려진다.





search.php

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<?php
require 'vendor/autoload.php';
require 'function.php';        // selectbox 생성함수, 페이징처리 함수
 
// 인스턴트 생성, Elasticsearch 가 9200 가 아닌 다른 포트를 사용할 경우 포트를 별도로 지정해야 한다. 
$hosts = [
    'localhost:9201'
];
 
use Elasticsearch\ClientBuilder;
$client = ClientBuilder::create()           // Instantiate a new ClientBuilder
                    ->setHosts($hosts)      // Set the hosts
                    ->build();   
 
$q = $_POST['q'];
$page = $_POST['page'];
$fromdate = $_POST['fromdate'];
$todate = $_POST['todate'];
$sort = $_POST['sort'];
$index = $_POST['index'];
$type = $_POST['type'];
 
// 키워드 카운트를 뿌릴때 제외하고 싶은 단어
$arrayExcept = array('amp''nbsp''url');
 
if(!$fromdate) {
    $fromdate = date("Y-m-d");
    $todate = date("Y-m-d");
}
 
// 검색옵션
$arraySort = array("최신순","정확도순");
$comboSort = select_box('sort'1$arraySort$disabled=''$sort);
 
?>
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Text ElasticSearch</title>
    <link rel="stylesheet" href="//code.jquery.com/ui/1.11.4/themes/smoothness/jquery-ui.css">
    <script src="//code.jquery.com/jquery-1.10.2.js"></script>
    <script src="//code.jquery.com/ui/1.11.4/jquery-ui.js"></script>
    <style type="text/css">
        body {
          font-family:'Malgun Gothic';
          font-size:10pt;
        }
    </style>
 
    <script>
        $(function() {
 
            $( "#fromdate" ).datepicker({
                dateFormat: "yy-mm-dd"
            });
 
            $( "#todate" ).datepicker({
                dateFormat: "yy-mm-dd"
            });
        });
    </script>
 
    <script>
        function goPage(page) {
            document.forms[0].page.value = page;
            document.forms[0].submit();
        }
    </script>
</head>
<body>
 
<form method="post" action="<?php echo $_SERVER['PHP_SELF']?>">
    <input type="text" name="q" value="<?=$_POST['q']?>">
    <input type="text" name="fromdate" id="fromdate" value="<?=$fromdate?>">
    <input type="text" name="todate" id="todate" value="<?=$todate?>">
    <input type="hidden" name="page" value="<?=$page?>">
    <input type="hidden" name="index" value="index-name">
    <input type="hidden" name="type" value="type-name">
    <?=$comboSort?>
    <input type="submit" value="검색">
</form>
 
<?php
 
    /****************** 페이지 출력 조건 **************/
    $num_per_page = 20;        // 페이지당 출력갯수
    $page_per_block = 10;    // 블럭당 페이지 갯수
    if (!$page$page = 1;    //특별히 지정하지 않으면 첫페이지 출력
    $first = ($page - 1* $num_per_page;    // 시작레코드
    /****************** 페이지 출력 조건 **************/
 
 
    $fromstamp = mktime(000substr($fromdate52), substr($fromdate82), substr($fromdate04)); // 2015-05-01
    $tostamp = mktime(235959substr($todate52), substr($todate82), substr($todate04));
    
 
    if($q) {
        $params = [
            'index' => $index,
            'type' => $type,
            'from' => $first,
            'size' => $num_per_page,
            'body' => [
                'query' => [
                    'bool' => [
                        'must' => [
                            [ 'multi_match' => [
                                'fields' => [
                                    "title"
                                ],
                                'query' => $q,
                                'operator' => "and"
                            ] ],
                            [ 'range' => [
                                'timestamp' => [
                                    'gte' => $fromstamp,
                                    'lte' => $tostamp
                                ]
                            ] ],
                        ]
                    ]
                ],
                'aggs' => [
                    'title' => [
                        'terms' => [
                            'field' => "title",
                            'size' => 200
                        ]
                    ]
                ],
            ]
        ];
        
    }else {
        $params = [
            'index' => $index,
            'type' => $type,
            'from' => $first,
            'size' => $num_per_page,
            'body' => [
                'query' => [
                    'range' => [
                        'timestamp' => [
                            'gte' => $fromstamp,
                            'lte' => $tostamp
                        ]
                    ]
                ],
                'aggs' => [
                    'significantCrimeTypes' => [
                        'significant_terms' => [
                            'field' => "title",
                            'size' => 70
                        ]
                    ]
                ],
            ]
        ];
        
    }
 
    if($sort != 1) {
        $params['sort'= array('timestamp:desc');
    }
    
 
    $results = $client->search($params);
 
//    echo "<pre>";
//    var_dump($results);
//    echo "</pre>";
//    exit;
 
    $all_total = $results['hits']['total'];
    echo "총갯수: ".$all_total."개<p>";
    $arrayData = $results['hits']['hits'];
    $cntDarta = count($arrayData);
 
    for($i=0$i<$cntDarta$i++) {
        echo $arrayData[$i]['_score']."  ";
        echo $arrayData[$i]['_source']['datetime']."  ";
        echo $arrayData[$i]['_id']."  ";
        echo "<a href='".$arrayData[$i]['_source']['link']."' target='_blank'>".mb_substr ($arrayData[$i]['_source']['title'], 0200)."</a><br />";
    }
 
    if($all_total > 0) {
        echo "<p>";
        $url = $PHP_SELF;
        echo pagegen($page,$all_total,$num_per_page,$url,$page_per_block);            
    }
    
    echo "<p>";
 
    echo "<table border=1 cellspacing=0 cellpadding=3>
            <tr>
                <td>Keyword</td>
                <td>doc_count</td>
                <td>score</td>
            </tr>";
 
    //$arrayBuckets = $results['aggregations']['significantCrimeTypes']['buckets'];
    $arrayBuckets = $results['aggregations']['title']['buckets'];
 
    if($arrayBuckets) {
        foreach($arrayBuckets as $nkey=>$arrayTerm) {
            if(mb_strlen($arrayTerm['key']) > 1) {
                $exceptCheck = array_search($arrayTerm['key'], $arrayExcept);
                if($exceptCheck === false) {
//                    echo "[key] => ".$arrayTerm['key']."<br>";
//                    echo "[doc_count] => ".$arrayTerm['doc_count']."<br>";
//                    echo "[score] => ".$arrayTerm['score']."<p>";
 
                    echo " <tr>
                            <td>".$arrayTerm['key']."</td>
                            <td>".$arrayTerm['doc_count']."</td>
                            <td>".$arrayTerm['score']."</td>
                         </tr>";
                }
            }
        }
    }
 
    echo "</table>";
?>
 
 </body>
</html>
cs



function.php


function.php
0.0MB