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`composer require elasticsearch/elasticsearch 7.15` #### 操作类 `<?php namespace app\index; use Elasticsearch\ClientBuilder; class EsService { private $client; public function __construct() { $params = [ 'host' => '127.0.0.1', 'port' => '9200', // 'scheme' => 'http', 'user' => 'es', 'pass' => 'es' ]; $this->client = ClientBuilder::create()->setHosts($params)->setConnectionPool('\Elasticsearch\ConnectionPool\SimpleConnectionPool', []) ->setRetries(10)->build(); } /** * @param string $index_name * @return array * 创建索引 */ public function create_index(string $index_name = 'es_test') { // 只能创建一次哦 $params = [ 'index' => $index_name, 'body' => [ 'settings' => [ 'number_of_shards' => 15, 'number_of_replicas' => 1 ] ], ]; return $this->client->indices()->create($params); } /** * @param string $index_name * @return array * 删除索引 */ public function delete_index(string $index_name = 'es_test') { $params = ['index' => $index_name]; $response = $this->client->indices()->delete($params); return $response; } /** * @param string $type_name * @param string $index_name * @return array * 创建文档模板 */ public function create_mapping(string $type_name = 'es_test_type', string $index_name = 'es_test') { $params = [ 'index' => $index_name,//这里是索引名,相当于数据库名 'type' => $type_name,//这里是类型名,相当于表名 'include_type_name' => true, 'body' => [ //下面是数据类型定义,相当于数据库字段 'properties' => [ 'id' => [ 'type' => 'byte', // 整型 'index' => 'false', // 非全文搜索 ], 'name' => [ 'type' => 'text', // 字符串型 'index' => 'true', // 全文搜索 ], 'desc' => [ 'type' => 'text', // 字符串型 'index' => 'true', // 全文搜索 ], 'age' => [ 'type' => 'integer', 'index' => 'false', //非 全文搜索 ], ] ] ]; return $this->client->indices()->putMapping($params); } /** * @param string $keywords * @param string $index_name * @param string $type_name * @param int $from * @param int $size * @return array|callable * 查询文档 (分页,排序,权重,过滤) */ public function search_doc(string $keywords = "跑啊", string $index_name = "es_test", $type_name = "es_test_type", $from = 0, $size = 10) { $params = [ 'index' => $index_name, 'type' => $type_name, 'body' => [ 'query' => [ 'bool' => [ //bool查询,可以把很多小的查询组成一个更为复杂的查询, 'should' => [ // 这里should是查询desc字段包含$keywords关键词或者name字段包含$keywords关键词的文档。 //可以改为"must"意思是同时包含。must_not排除包含 ['match' => [ 'desc' => [ 'query' => $keywords, 'boost' => 3, // 权重大 ] ] ], ['match' => ['name' => [ 'query' => $keywords, 'boost' => 2, ] ] ], ], ], ], 'sort' => [ 'age' => ['order' => 'desc'] ] , 'from' => $from, 'size' => $size ] ]; return $this->client->search($params); } /** * @param string $type_name * @param string $index_name * @return array * 查看映射 */ public function get_mapping(string $type_name = 'es_test_type', string $index_name = 'es_test') { $params = [ 'index' => $index_name, 'type' => $type_name, 'include_type_name' => true, ]; return $this->client->indices()->getMapping($params); } /** * @param $id * @param array $doc * @param string $index_name * @param string $type_name * @return array|callable * 添加单个文档 */ public function add_single_doc($id, array $doc, string $index_name = 'es_test', string $type_name = 'es_test_type') { $params = [ 'index' => $index_name, 'type' => $type_name, 'id' => $id, 'body' => $doc ]; return $this->client->index($params); } /** * @param $body * @param string $index_name * @param string $type_name * @return array * 批量添加文档 */ public function add_bulk_doc(array $body, string $index_name = 'es_test', string $type_name = 'es_test_type') { $params = [ 'index' => $index_name, 'type' => $type_name, 'body' => $body ]; return $this->client->bulk($params); } /** * @param $id * @param string $index_name * @param string $type_name * @return bool * 判断文档存在 */ public function exists_doc($id, string $index_name = 'es_test', string $type_name = 'es_test_type') { $params = [ 'index' => $index_name, 'type' => $type_name, 'id' => $id ]; return $this->client->exists($params); } /** * @param $id * @param string $index_name * @param string $type_name * @return array|callable * 获取文档 */ public function get_doc($id, string $index_name = 'es_test', string $type_name = 'es_test_type') { $params = [ 'index' => $index_name, 'type' => $type_name, 'id' => $id ]; return $this->client->get($params); } /** * @param $id * @param array $arr * @param string $index_name * @param string $type_name * @return array|callable * 更新文档 */ public function update_doc($id, array $arr, string $index_name = 'es_test', string $type_name = 'es_test_type') { // 可以灵活添加新字段,最好不要乱添加 $params = [ 'index' => $index_name, 'type' => $type_name, 'id' => $id, 'body' => [ 'doc' => $arr //['name'=>'ssss','age'=>56] ] ]; return $this->client->update($params); } /** * @param $id * @param string $index_name * @param string $type_name * @return array|callable * 删除文档 */ public function delete_doc($id, string $index_name = 'es_test', string $type_name = 'es_test_type') { $params = [ 'index' => $index_name, 'type' => $type_name, 'id' => $id ]; return $this->client->delete($params); } protected function __clone() { // TODO: Implement __call() method. } } ` #### 使用 ` public function index() { $EsService=new EsService(); //创建索引 $EsService->create_index(); //创建文档模板 $EsService->create_mapping(); //单个添加 $data = []; $data[] = ['id' => 1, 'name' => 'php', 'desc' => '世界上最强的语言。', 'age' => 23]; $data[] = ['id' => 2, 'name' => 'laravel', 'desc' => '优雅的框架。', 'age' => 24]; $data[] = ['id' => 3, 'name' => 'java', 'desc' => '牛逼后端语言', 'age' => 29]; foreach ($data as $k=>$v){ //添加文档 $EsService->add_single_doc($v['id'],$v); } //批量添加 $arr=[]; for ($i=0;$i<100;$i++){ $arr[]=[ 'id'=>$i+1, 'name'=>'name_'.mt_rand(1,9222), 'desc'=>'desc_'.mt_rand(8787,922102), 'age'=>mt_rand(8,100) ]; } $body=[]; foreach ($arr as $k=>$v){ $body[($k*2)] = ['index' => [ '_id' => $v['id'].'_'.$v['age'],'_type'=>'es_test_type','_index'=>'es_test']]; $body[(($k*2)+1)] = $v; } $EsService->add_bulk_doc($body); //搜索 $result=$EsService->search_doc('php'); dump($result); } `