PHP 및 Manticore 검색을 사용하여 위치정보 검색 기능 개발

composer require manticoresearch/manticoresearch-php

require_once 'vendor/autoload.php';

use ManticoresearchClient;
use ManticoresearchExceptionsRuntimeException;

// 创建客户端实例
$client = new Client();

try {
    // 建立与搜索引擎的连接
    $client->connect();

    // 创建索引
    $client->indices()->create(['index' => 'stores']);

    // 设置地理位置字段
    $client->indices()->updateSettings([
        'index' => 'stores',
        'body' => [
            'attributes' => [
                'location' => ['type' => 'geopoint'],
            ],
        ],
    ]);
    
} catch (RuntimeException $e) {
    echo "出现错误：" . $e->getMessage();
}

// 假设我们有一个包含商家名称和地理位置坐标的数组
$stores = [
    ['name' => '商家A', 'latitude' => 39.9042, 'longitude' => 116.4074],
    ['name' => '商家B', 'latitude' => 31.2304, 'longitude' => 121.4737],
    // ...
];

foreach ($stores as $store) {
    $data = [
        'name' => $store['name'],
        'location' => [
            'lat' => $store['latitude'],
            'lon' => $store['longitude'],
        ],
    ];
    
    try {
        // 添加文档到索引中
        $client->index('stores')->add($data);
    } catch (RuntimeException $e) {
        echo "存储数据时出现错误：" . $e->getMessage();
    }
}

try {
    // 设置搜索参数
    $params = [
        'index' => 'stores',
        'body' => [
            'query' => [
                'bool' => [
                    'filter' => [
                        'geo_distance' => [
                            'distance' => '10km',
                            'location' => [
                                'lat' => $userLatitude,
                                'lon' => $userLongitude,
                            ],
                        ],
                    ],
                ],
            ],
        ],
    ];
    
    // 执行搜索查询
    $result = $client->search($params);
    
    // 处理搜索结果
    foreach ($result['hits']['hits'] as $hit) {
        echo $hit['_source']['name'] . "
";
    }
    
} catch (RuntimeException $e) {
    echo "搜索时出现错误：" . $e->getMessage();
}