agent_server/app/Extensions/ValidatorExtension.php

<?php
/**
 * 校验扩展.
 */

namespace App\Extensions;

use App\Constants\PatternConstant;
use Illuminate\Support\Str;

class ValidatorExtension
{
    private $parameters = [];
    private $messages = [];

    /**
     * 手机号格式校验
     * @param string $arruibute 属性
     * @param string $value     值
     * @param mixed  $paramters 参数
     * @param null $validator   验证类
     * @return bool
     */
    public function mobile($arruibute, $value, $paramters, $validator = null)
    {
        $this->setParameters(__FUNCTION__, $paramters);
        $this->setMessage(__FUNCTION__);
        return (bool)preg_match(PatternConstant::CHINA_MOBILE, $value);
    }

    /**
     * 设置错误消息
     * @param string $method 方法名
     */
    public function setMessage($method)
    {
        $name = Str::snake($method);
        $message = trans('validation.'. $name, $this->getParameters($method));
        $this->messages[$name] = !empty($message) ? $message : '';
    }

    /**
     * 获取错误消息
     * @param string $method 方法名
     * @return mixed|null
     */
    public function getMessage($method)
    {
        $name = Str::snake($method);
        if (isset($this->messages[$name])) {
            return $this->messages[$name];
        } else {
            $message = trans('validation.'. $name, $this->getParameters($method));
            return !empty($message) ? $message : '';
        }
    }

    /**
     * 设置参数
     * @param string $method    方法名
     * @param mixed  $paramters 参数
     */
    public function setParameters($method, $paramters = null)
    {
        $this->parameters[$method] = $paramters;
    }

    /**
     * 获取参数
     * @param string $method 方法名
     * @return mixed|null
     */
    public function getParameters($method)
    {
        return isset($this->parameters[$method]) ? $this->parameters[$method] : null;
    }
}