https://docs.aliyun.com/#/pub/opensearch 官方

class open_searchControl {protected $access_key = "xxxxxxxx";protected $secret = "xxxxxxxxxx";//杭州公网API地址：http://opensearch-cn-hangzhou.aliyuncs.com//北京公网API地址：http://opensearch-cn-beijing.aliyuncs.com (2015年4月初开放)protected $host = "http://opensearch-cn-hangzhou.aliyuncs.com";protected $key_type = "aliyun";  //固定值，不必修改protected $class_array = array('1'=>'美食','17'=>'休闲娱乐','33'=>'酒店','43'=>'丽人');
public function __construct() {require_once(BASE_DATA_PATH.DS.'api/opensearch/CloudsearchClient.php');require_once(BASE_DATA_PATH.DS.'api/opensearch/CloudsearchIndex.php');require_once(BASE_DATA_PATH.DS.'api/opensearch/CloudsearchSearch.php');require_once(BASE_DATA_PATH.DS.'api/opensearch/CloudsearchSuggest.php');parent::__construct();}/*** 阿里OpenSearch全文搜索* @param  [string] $keywords       [关键字]* @param  [string] $city_name      [城市名称]* @param  [float] $lnt             [纬度 必填]* @param  [float] $lat             [经度 必填]* @param  [int] $store_state       [1:默认 0,1 非必填]* @param  [int] $is_agree          [1:默认 0,1 非必填]* @param  [int] $order             [ 0:默认 0,1,2,3,4,5非必填]* @param  [string] $district_name  [区域名称 非必填]* @param  [int] $distance          [距离多少米 非必填]* @param  [int] $class_id          [顶级分类ID 非必填]* @param  [int] $class_sec_id      [二级分类ID 非必填]* @param  [int] $curpage           [当前页码 默认:1 非必填]* @param  [int] $page              [每页显示数量 默认:20 非必填]* @return [JSON]                   [JSON]* */
public function indexOp() {$opts = array('host'=>$this->host);// 实例化一个client 使用自己的accesskey和Secret替换相关变量$client = new CloudsearchClient($this->access_key,$this->secret,$opts,$this->key_type);$app_name = "agg";// 实例化一个应用类index_obj$index_obj = new CloudsearchIndex($app_name,$client);$result = $index_obj->createByTemplateName("builtin_novel");// 实例化一个搜索类 search_obj$search_obj = new CloudsearchSearch($client);// 指定一个应用用于搜索$search_obj->addIndex($app_name);//设置返回字段$search_obj->addFetchFields("store_name");$search_obj->addFetchFields("store_id");$search_obj->addFetchFields("store_avatar");$search_obj->addFetchFields("district_name");$search_obj->addFetchFields("city_name");$search_obj->addFetchFields("gc_parent_id");$search_obj->addFetchFields("per_consumption");$search_obj->addFetchFields("bid");//获取过滤参数 与 搜索关键字$city_name = isset($_REQUEST['city_name'])?htmlspecialchars($_REQUEST['city_name']):'合肥市';//$city_id = isset($_REQUEST['city_id'])?intval($_REQUEST['city_id']):310;$store_state = isset($_REQUEST['store_state'])?intval($_REQUEST['store_state']):1;$is_agree = isset($_REQUEST['is_agree'])?intval($_REQUEST['is_agree']):1;$lng = isset($_REQUEST['lng'])?$_REQUEST['lng']:'117.31992';$lat = isset($_REQUEST['lat'])?$_REQUEST['lat']:'31.85168';$order = isset($_REQUEST['order'])?intval($_REQUEST['order']):0;//$area_id = isset($_REQUEST['area_id'])?intval($_REQUEST['area_id']):0;$district_name = isset($_REQUEST['district_name'])?htmlspecialchars($_REQUEST['district_name']):'';$distance = isset($_REQUEST['distance'])?$_REQUEST['distance']:0;$class_id = isset($_REQUEST['class_id'])?intval($_REQUEST['class_id']):0;$sec_class_id = isset($_REQUEST['sec_class_id'])?intval($_REQUEST['sec_class_id']):0;$keywords = isset($_REQUEST['keywords'])?$_REQUEST['keywords']:'';$keywords = $keywords.' '.$city_name.' '.$district_name; $search_obj->setQueryString("default:'".$keywords."'");//设置搜索过滤$search_obj->addFilter('store_state='.$store_state);$search_obj->addFilter('is_agree='.$is_agree);$class_id && $search_obj->addFilter('gc_parent_id='.$class_id);$sec_class_id &&  $search_obj->addFilter('class_2='.$sec_class_id);//过滤距离$distance && $search_obj->addFilter('distance(lng,lat,"'.$lng.'", "'.$lat.'")>'.($distance/1000));//$search_obj->setPair("longtitude_in_query:".$lng.", latitude_in_query:".$lat."");//对搜索结果进行去重//dist_key:store_id,dist_count:1,dist_times:1,reserved:false&&kvpairs=duniqfield:store_id$search_obj->addDistinct('store_id','1','1','false');$search_obj->setPair('duniqfield:store_id');//$search_obj->addAggregate('store_id','count(store_id)',0,0,'count(store_id)');switch ($order) {case '1'://按创建时间倒序获取搜索结果$search_obj->addSort('distance(lng,lat,"'.$lng.'","'.$lat.'")','+'); //按照距离排序，没有这个不返回距离break;case '2':$search_obj->addSort('store_time','-');$search_obj->addSort('distance(lng,lat,"'.$lng.'","'.$lat.'")','+');break;case '3':$search_obj->addSort('distance(lng,lat,"'.$lng.'","'.$lat.'")','+');break;case '4':$search_obj->addSort('per_consumption','-');$search_obj->addSort('distance(lng,lat,"'.$lng.'","'.$lat.'")','+');break;case '5':$search_obj->addSort('per_consumption','+');$search_obj->addSort('distance(lng,lat,"'.$lng.'","'.$lat.'")','+');break;default:$search_obj->addSort('distance(lng,lat,"'.$lng.'","'.$lat.'")','+');break;}$curpage = (!empty($_REQUEST['curpage'])?$_REQUEST['curpage']:1); //当前第几页$hit = (!empty($_REQUEST['page'])?$_REQUEST['page']:20); //第页显示条数//设置结果偏移量$search_obj->setStartHit(($curpage-1)*$hit);//每页获取20条记录$search_obj->setHits($hit);// 指定返回的搜索结果的格式为json,fulljson,xml$search_obj->setFormat("fulljson");// 执行搜索，获取搜索结果$json = $search_obj->search();// 将json类型字符串解码$result = json_decode($json,true);$rt = array();$rt['status'] = $result['status'];$rt['request_id'] = $result['request_id'];$rt['result']['num'] = $result['result']['viewtotal'];$rt['result']['pagetotal'] = ceil($result['result']['viewtotal']/$hit);//$rt['result']['items'] = $result['result']['items'];foreach ($result['result']['items'] as $key => $value) {$rt['result']['items'][$key]['fields']['city_name'] =  $value['fields']['city_name'];$rt['result']['items'][$key]['fields']['goods_class'] =  $this->class_array[$value['fields']['gc_parent_id']];$rt['result']['items'][$key]['fields']['store_id'] = $value['fields']['store_id'];$rt['result']['items'][$key]['fields']['bid'] = $value['fields']['bid'];$rt['result']['items'][$key]['fields']['store_name'] = $value['fields']['store_name'];$rt['result']['items'][$key]['fields']['store_avatar'] = $value['fields']['store_avatar'];$rt['result']['items'][$key]['fields']['district_name'] = $value['fields']['district_name'];$rt['result']['items'][$key]['fields']['per_consumption'] = $value['fields']['per_consumption'];$rt['result']['items'][$key]['fields']['variableValue'] = $value['variableValue']['extinfo'][0];}if(count($rt['result']['items']) === 0){$rt['status'] = 'ERROR';$rt['msg'] = '暂无数据';}echo json_encode($rt);
}

结果如下：