php接口分页

/**
 * 物业查看的用户列表
 */
public function CustomerPageOfProperty() {
    // name: "" , page: 1  , phone: "" , size: 10
    $name = $this->input_data['name'];
    $phone = $this->input_data['phone'];

    $page = $this->input_data['page'];
    $size = $this->input_data['size'];

    // content 每页数据，number 第一页，size 每页数量，totalElements 总数量，totalPages 总页数，lastPageNumber是否最后一页 true false

    $user_customer = M('user_customer');
    $user_customer_village = M('user_customer_village');
    $building = M('building');
    $floor = M('floor');
    $house = M('house');
    $community = M('community');
    $village = M('village');

    $loginService = new LoginService();
    $village_id = $loginService->getVillageId();
    $where = [];
    if ($village_id) {
        $customer_ids = $user_customer_village->where(['village_id'=>$village_id])->getField('customer_id',true);
        $where['id'] = ['in',$customer_ids];
    }

    if ($name) {
        $where['name'] = ['like','%'.$name.'%'];
    }

    if ($phone) {
        $where['phone'] = ['like',$phone.'%'];
    }

    // /** content 内容 
    // age: 42 年龄
    // auth: 1 是否实名
    // buildingId: 9 user_customer_village 中
    // buildingName: "2栋"
    // communityId: 2 user_customer_village 中
    // communityName: "马陵社区"
    // danger: 0 是否危险人物
    // floorId: 75 user_customer_village 中
    // floorName: "4层"
    // houseId: 429 user_customer_village 中
    // houseName: "402户"
    // id: 15351 
    // idcard: "19780201" 身份证号
    // name: "周玲" 姓名
    // old: 0 是否老人
    // phone: "15751596521" 手机号
    // sex: 1 性别
    // villageId: 5 user_customer_village 中
    // villageName: "华阳公寓" 
    // */


    if (!isset($page) || $page < 1) {
        $page = 1;
    }
    if (!isset($size) || $size < 1) {
        $size = C('PAGE_NORMAL_COUNT');
    }

    // 获取总数
    $totalElements = $user_customer->where($where)->count();
    $totalPages = ceil($totalElements / $size);

    $lastPageNumber = false;
    if ($page >= $totalPages) {
        $lastPageNumber = true;
    }

    if ($page > $totalPages) {
        $return_data = ['content' => [], 'totalPages' => $totalPages,'number' => $page,'size' => $size , 'lastPageNumber' => $lastPageNumber];
        $this->json->ok($return_data);
    }

    $data_list = $user_customer->where($where)
        ->order('id desc')
        ->limit((($page - 1) * $size) . ',' . $size)
        ->select();

    if ($data_list) {
        $responses = [];
        foreach ($data_list as $k => &$v) {
            $response['id'] = $v['id'];
            $response['age'] = $v['age'];
            $response['auth'] = $v['auth'];
            $response['danger'] = $v['danger'];
            $response['idcard'] = $v['idcard'];
            $response['name'] = $v['name'];
            $response['old'] = $v['old'];
            $response['phone'] = $v['phone'];
            $response['sex'] = $v['sex'];

            // 获取小区信息
            $user_customer_village_info = $user_customer_village->where(['customer_id'=>$v['id']])->find();
            if ($user_customer_village_info) {
                $response['buildingId'] = $user_customer_village_info['building_id'];
                $response['buildingName'] = $building->where(['id'=>$user_customer_village_info['building_id']])->getField('descreption');
                $response['floorId'] = $user_customer_village_info['floor_id'];
                $response['floorName'] = $floor->where(['id'=>$user_customer_village_info['floor_id']])->getField('alias');
                $response['houseId'] = $user_customer_village_info['house_id'];
                $response['houseName'] = $house->where(['id'=>$user_customer_village_info['house_id']])->getField('description');
                $response['communityId'] = $user_customer_village_info['community_id'];
                $response['communityName'] = $community->where(['id'=>$user_customer_village_info['community_id']])->getField('name');
                $response['villageId'] = $user_customer_village_info['village_id'];
                $response['villageName'] = $village->where(['id'=>$user_customer_village_info['village_id']])->getField('name');
            } else {
                $response['buildingId'] = 0;
                $response['buildingName'] = '';
                $response['floorId'] = 0;
                $response['floorName'] = '';
                $response['houseId'] = 0;
                $response['houseName'] = '';
                $response['communityId'] = 0;
                $response['communityName'] = '';
                $response['villageId'] = 0;
                $response['villageName'] = '';
            }

            $responses[] = $response;
        }
        unset($k, $v);
    }

    $return_data = ['content' => $responses, 'totalPages' => $totalPages,'number' => $page,'size' => $size , 'lastPageNumber' => $lastPageNumber];
    $this->json->ok($return_data);
}

这是一个案例。