Index Mapping ElasticSearch

index_mapping_elasticsearch.php

function create_update_delete_index($arr_input) {
		$options = get_option('post_types');
		foreach($this->post_types as $key => $value){
			$options[$key] = (isset($arr_input[$key]) && !empty($arr_input[$key])) ? 1: 0;
			
			$index_params = array();
			$index_names = array();
			
			$index_names = array('index' => $key);
			$index_params = array('index' => $key,
									'body' => [
										'settings' => [
											'number_of_shards' => 3,
											'number_of_replicas' => 1,
											'analysis' => [
												"analyzer"=> [
													"index_analyzer"=> [
														"tokenizer"=> "standard",
														"filter"=> ["standard", "my_delimiter", "lowercase", "stop", "asciifolding", "porter_stem"]
													],
													"search_analyzer"=> [
														"tokenizer"=> "standard",
														"filter"=> ["standard", "lowercase", "stop", "asciifolding", "porter_stem"]
													]
												],
												"filter"=> [
														"my_delimiter"=> [
															"type"=> "word_delimiter",
															"generate_word_parts"=> true,                
															"catenate_words"=> true,
															"catenate_numbers"=> true,
															"catenate_all"=> true,
															"split_on_case_change"=> true,
															"preserve_original"=> true,
															"split_on_numerics"=> true,
															"stem_english_possessive"=> true
													]
												]
											]		
										],
										'mappings' => [
											$key => [
												'_source' => [
													'enabled' => true
												],
												'properties' => [
													'name' => [
														'type' => 'string',
														'analyzer' => 'standard'
													],
													'description' => [
														'type' => 'string',
													],
													'slug' => [
														'type' => 'string',
													],
													'link' => [
														'type' => 'string',
													],
													'id' => [
														'type' => 'integer'
													]
												]
											]
										]
									]
								);
			
			//Only If Checked. Add The Index
			if($options[$key] == 1) {					
				// be sure that the index doesn't already exist
				if ( !$this->client->indices()->exists($index_names) ) {
					// create index of post type
					$response = $this->client->indices()->create($index_params);
				}
			}
			
			//If Not checked. Remove the Index
			if($options[$key] == 0) { 
				// be sure that the index already exist
				if ( $this->client->indices()->exists($index_names) ) {
					// delete index of post type
					$response = $this->client->indices()->delete($index_names);
				}
			}
			
		}
		return $options;
	}