Laravel使用scout集成elasticsearch做全文搜索的实现方法
时间:2022-07-27
本文章向大家介绍Laravel使用scout集成elasticsearch做全文搜索的实现方法,主要内容包括其使用实例、应用技巧、基本知识点总结和需要注意事项,具有一定的参考价值,需要的朋友可以参考一下。
本文介绍了Laravel使用scout集成elasticsearch做全文搜索的实现方法,分享给大家,具体如下:
安装需要的组件
composer require tamayo/laravel-scout-elastic
composer require laravel/scout
如果composer require laravel/scout 出现报错
Using version ^6.1 for laravel/scout
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- tamayo/laravel-scout-elastic 4.0.0 requires laravel/scout ^5.0 - satisfiable by laravel/scout[5.0.x-dev].
- tamayo/laravel-scout-elastic 4.0.0 requires laravel/scout ^5.0 - satisfiable by laravel/scout[5.0.x-dev].
- tamayo/laravel-scout-elastic 4.0.0 requires laravel/scout ^5.0 - satisfiable by laravel/scout[5.0.x-dev].
- Conclusion: don't install laravel/scout 5.0.x-dev
- Installation request for tamayo/laravel-scout-elastic ^4.0 - satisfiable by tamayo/laravel-scout-elastic[4.0.0].
Installation failed, reverting ./composer.json to its original content.
那么使用命令
composer require laravel/scout ^5.0
修改一下配置文件(config/app.php),添加如下两个provider
'providers' = [
//es search 加上以下内容
LaravelScoutScoutServiceProvider::class,
ScoutEnginesElasticsearchElasticsearchProvider::class,
]
添加完成,执行命令,生成config文件
php artisan vendor:publish --provider="LaravelScoutScoutServiceProvider"
修改config/scout.php
'driver' = env('SCOUT_DRIVER', 'elasticsearch'),
'elasticsearch' = [
'index' = env('ELASTICSEARCH_INDEX', '你的Index名字'),
'hosts' = [
env('ELASTICSEARCH_HOST', ''),
],
],
在.env 配置ES的 账号:密码@连接
ELASTICSEARCH_HOST=elastic:密码@你的域名.com:9200
创建一个生成mapping的命令行文件,到 app/Console/Commands
<?php
namespace AppConsoleCommands;
use GuzzleHttpClient;
use IlluminateConsoleCommand;
class ESInit extends Command {
protected $signature = 'es:init';
protected $description = 'init laravel es for news';
public function __construct() { parent::__construct(); }
public function handle() { //创建template
$client = new Client(['auth'= ['elastic', 'Wangcai5388']]);
$url = config('scout.elasticsearch.hosts')[0] . '/_template/news';
$params = [
'json' = [
'template' = config('scout.elasticsearch.index'),
'settings' = [
'number_of_shards' = 5
],
'mappings' = [
'_default_' = [
'dynamic_templates' = [
[
'strings' = [
'match_mapping_type' = 'string',
'mapping' = [
'type' = 'text',
'analyzer' = 'ik_smart',
'ignore_above' = 256,
'fields' = [
'keyword' = [
'type' = 'keyword'
]
]
]
]
]
]
]
]
]
];
$client- put($url, $params);
// 创建index
$url = config('scout.elasticsearch.hosts')[0] . '/' . config('scout.elasticsearch.index');
$params = [
'json' = [
'settings' = [
'refresh_interval' = '5s',
'number_of_shards' = 5,
'number_of_replicas' = 0
],
'mappings' = [
'_default_' = [
'_all' = [
'enabled' = false
]
]
]
]
];
$client- put($url, $params);
}
}
在kernel中注册这个命令
<?php
namespace AppConsole;
use AppConsoleCommandsESInit;
use IlluminateConsoleSchedulingSchedule;
use IlluminateFoundationConsoleKernel as ConsoleKernel;
class Kernel extends ConsoleKernel
{
/**
* The Artisan commands provided by your application.
*
* @var array
*/
protected $commands = [
ESInit::class
];
执行这个命令 生成 mapping
php artisan es:init
修改model支持 全文搜索
<?php
namespace AppActivityNewsModel;
use AppModelCategory;
use AppStarModelStar;
use IlluminateDatabaseEloquentModel;
use LaravelScoutSearchable;
class ActivityNews extends Model
{
use Searchable;
protected $table = 'activity_news';
protected $fillable = [
'type_id',
'category_id',
'title',
'sub_title',
'thumb',
'intro',
'star_id',
'start_at',
'end_at',
'content',
'video_url',
'status',
'is_open',
'is_top',
'rank',
];
public function star()
{
return $this- hasOne(Star::class, 'id', 'star_id');
}
public function category()
{
return $this- hasOne(Category::class, 'id', 'category_id');
}
public static function getActivityIdByName($name)
{
return self::select('id')
- where([
['status', '=', 1],
['type_id', '=', 2],
['title', 'like', '%' . $name . '%']
])- get()- pluck('id');
}
}
导入全文索引信息
php artisan scout:import "AppActivityNewsModelActivityNews"
测试简单的全文索引
php artisan tinker
AppActivityNewsModelActivityNews::search('略懂皮毛')- get();
以上就是本文的全部内容,希望对大家的学习有所帮助。
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