Die folgende Tutorial-Kolumne von Laravel stellt vor, wie man Elasticsearch in Laravel verwendet (die Schritte sind klar, dass es für alle hilfreich sein wird).
Installieren Sie relevante Erweiterungspakete Synchronisation , Ziehen Sie bei der Installation von Daten
composer require guzzlehttp/guzzle
<?php
namespace App\Services;use GuzzleHttp\Client;use GuzzleHttp\Cookie\CookieJar;class HttpService{
protected $client;
public function __construct()
{
$this->client = new Client(['verify' => false, 'timeout' => 0,]);
}
/**
* 发送 get 请求
* @param $url
* @param array $aQueryParam
* @param string $isDecode
* [@return](https://learnku.com/users/31554) mixed
* @throws \GuzzleHttp\Exception\GuzzleException
*/
public function get($url, $aQueryParam = [], $isDecode = true)
{
$response = $this->client->request('GET',
$url,
[
'query' => $aQueryParam ]);
if($isDecode){
return \GuzzleHttp\json_decode($response->getbody()->getContents(), true);
}
return $response->getbody()->getContents();
}
/**
* 发送 post 请求
* @param $url
* @param array $aParam
* @param string $type
* @param string $isDecode
* [@return](https://learnku.com/users/31554) mixed
* @throws \GuzzleHttp\Exception\GuzzleException
*/
public function post($url, $aParam = [], $type = 'form_params', $isDecode = true)
{
$aOptions = [];
// Sending application/x-www-form-urlencoded POST
if ($type == 'form_params') {
$aOptions['form_params'] = $aParam;
}
// upload JSON data
if ($type == 'json') {
$aOptions['json'] = $aParam;
}
$response = $this->client->request('POST', $url, $aOptions);
if($isDecode){
return \GuzzleHttp\json_decode($response->getbody()->getContents(), true);
}
return $response->getbody()->getContents();
}
/**
* 发送 put 请求
* @param $url
* @param array $aParam
* @param string $type
* @param string $isDecode
* [@return](https://learnku.com/users/31554) mixed
* @throws \GuzzleHttp\Exception\GuzzleException
*/
public function put($url, $aParam = [], $type = 'form_params', $isDecode = true)
{
$aOptions = [];
// Sending application/x-www-form-urlencoded POST
if ($type == 'form_params') {
$aOptions['form_params'] = $aParam;
}
// upload JSON data
if ($type == 'json') {
$aOptions['json'] = $aParam;
}
$response = $this->client->request('PUT', $url, $aOptions);
if($isDecode){
return \GuzzleHttp\json_decode($response->getbody()->getContents(), true);
}
return $response->getbody()->getContents();
}
/**
* 保存远程文件到本地
* 跟随第三方服务器url重定向
* @param $url
* [@return](https://learnku.com/users/31554) bool|string
*/
public function getRemoteFile($url)
{
$jar = new CookieJar();
$aOptions = ['cookies' => $jar];
$response = $this->client->request('GET', $url, $aOptions);
return $response->getBody()->getContents();
}}composer require elasticsearch/elasticsearch
composer require laravel/scout php artisan vendor:publish --provider="Laravel\Scout\ScoutServiceProvider"
composer require babenkoivan/scout-elasticsearch-driver php artisan vendor:publish --provider="ScoutElastic\ScoutElasticServiceProvider"
// 驱动的host，若需账密：http://es_username:password@127.0.0.1:9200SCOUT_ELASTIC_HOST=elasticsearch:9200// 驱动SCOUT_DRIVER=elastic// 队列配置,数据量大时建议开启SCOUT_QUEUE=true
composer require predis/predis
php artisan make:command EsInit
<?php
namespace App\Console\Commands;use App\Services\HttpService;use Illuminate\Console\Command;class EsInit extends Command{
/**
* The name and signature of the console command.
*
* @var string
*/
protected $signature = 'es:init';
/**
* The console command description.
*
* @var string
*/
protected $description = 'init laravel es for article';
/**
* Create a new command instance.
*
* [@return](https://learnku.com/users/31554) void
*/
protected $http;
public function __construct()
{
parent::__construct();
parent::__construct();
$this->http = new HttpService();
}
/**
* Execute the console command.
*
* [@return](https://learnku.com/users/31554) mixed
*/
public function handle()
{
$this->createTemplate();
}
protected function createTemplate()
{
$aData = [
/*
* 这句是取在scout.php（scout是驱动）里我们配置好elasticsearch引擎的index项。
* PS：其实都是取数组项，scout本身就是return一个数组，
* scout.elasticsearch.index就是取
* scout[elasticsearch][index]
* */
'template'=>config('scout.elasticsearch.index'),
'mappings'=>[
'articles' => [
'properties' => [
'title' => [
'type' => 'text'
],
'content' => [
'type' => 'text'
],
'created_at' => [
'format' => 'yy-MM-dd HHss',
'type' => 'date'
],
'updated_at' => [
'format' => 'yy-MM-dd HHss',
'type' => 'date'
]
]
]
],
];
$url = config('scout.elasticsearch.hosts')[0] . '/' . '_template/rtf';
$this->http->put($url,$aData,'json');
}}php artisan make:model Models/Article
<?php
namespace App\Elasticsearch;use ScoutElastic\IndexConfigurator;use ScoutElastic\Migratable;class ArticleIndexConfigurator extends IndexConfigurator{
use Migratable;
protected $name = 'articles';
/**
* @var array
*/
protected $settings = [
'analysis' => [
'analyzer' => [
'es_std' => [
'type' => 'standard',
'stopwords' => '_spanish_'
]
]
]
];}<?php
namespace App\Elasticsearch\SearchRules;use ScoutElastic\SearchRule;class ArticleRule extends SearchRule{
/*
* @inheritdoc
*/
public function buildHighlightPayload()
{
return [
'fields' => [
'title' => [
'type' => 'unified',
],
'content' => [
'type' => 'unified',
],
]
];
}
//进行 match 搜索，会分词
public function buildQueryPayload()
{
$query = $this->builder->query;
return [
'must' => [
'query_string' => [
'query' => $query,
],
],
];
}}class Article extends Model{
protected $indexConfigurator = ArticleIndexConfigurator::class;
use Searchable;
/**
* 检索规则
* @var string[]
*/
protected $searchRules = [
ArticleRule::class
];
// 设置模型字段的映射关系
protected $mapping = [
'properties' => [
'id' => [
'type' => 'integer',
],
'title' => [
'type' => 'text',
'analyzer' => 'ik_max_word',
'search_analyzer' => 'ik_max_word',
'index_options' => 'offsets',
'store' => true
],
'content' => [
'type' => 'text',
'analyzer' => 'ik_max_word',
'search_analyzer' => 'ik_max_word',
'index_options' => 'offsets',
'store' => true
],
'number' => [
'type' => 'integer',
],
],
];
/**
* 设置 es 检索返回的字段
* [@return](https://learnku.com/users/31554) array
*/
public function toSearchableArray() {
return [
'id' => $this->id,
'title' => $this->title,
'content' => $this->content,
];
}}php artisan es:init
php artisan elastic:update-mapping "App\Models\Article"
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