177 lines
3.8 KiB
PHP
177 lines
3.8 KiB
PHP
<?php
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namespace App\Service;
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/**
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* 短信发送服务
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*
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* Class SmsCodeService
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*
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* @package App\Services
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*/
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class SmsCodeService
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{
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/**
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* 短信验证码用途渠道
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*/
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const SMS_USAGE = [
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'user_register', // 注册账号
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'forget_password', // 找回密码验
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'change_mobile', // 修改手机
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];
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/**
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* 获取Redis连接
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*
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* @return mixed|\Redis
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*/
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private function redis()
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{
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return redis();
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}
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/**
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* 获取缓存key
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*
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* @param string $type 短信用途
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* @param string $mobile 手机号
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*
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* @return string
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*/
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private function getKey(string $type, string $mobile)
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{
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return "sms_code:{$type}:{$mobile}";
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}
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/**
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* 检测验证码是否正确
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*
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* @param string $type 发送类型
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* @param string $mobile 手机号
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* @param string $code 验证码
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*
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* @return bool
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*/
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public function check(string $type, string $mobile, string $code)
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{
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$sms_code = $this->redis()->get($this->getKey($type, $mobile));
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return $sms_code == $code;
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}
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/**
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* 发送验证码
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*
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* @param string $usage 验证码用途
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* @param string $mobile 手机号
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*
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* @return array|bool
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*/
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public function send(string $usage, string $mobile)
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{
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if (!$this->isUsages($usage)) {
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return [false, [
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'msg' => "[{$usage}]：此类短信验证码不支持发送",
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'data' => []
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]];
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}
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$key = $this->getKey($usage, $mobile);
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// 为防止刷短信行为，此处可进行过滤处理
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[$isTrue, $data] = $this->filter($usage, $mobile);
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if (!$isTrue) {
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return [false, $data];
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}
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if (!$sms_code = $this->getCode($key)) {
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$sms_code = mt_rand(100000, 999999);
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}
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// 设置短信验证码
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$this->setCode($key, $sms_code);
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// ... 调取短信接口，建议异步任务执行 (暂无短信接口，省略处理)
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return [true, [
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'msg' => 'success',
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'data' => ['type' => $usage, 'code' => $sms_code]
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]];
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}
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/**
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* 获取缓存的验证码
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*
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* @param string $key
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*
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* @return mixed
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*/
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public function getCode(string $key)
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{
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return $this->redis()->get($key);
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}
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/**
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* 设置验证码缓存
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*
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* @param string $key 缓存key
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* @param string $sms_code 验证码
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* @param float|int $exp 过期时间（默认15分钟）
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*
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* @return mixed
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*/
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public function setCode(string $key, string $sms_code, $exp = 60 * 15)
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{
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return $this->redis()->setex($key, $exp, $sms_code);
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}
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/**
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* 删除验证码缓存
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*
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* @param string $usage 验证码用途
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* @param string $mobile 手机号
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*
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* @return mixed
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*/
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public function delCode(string $usage, string $mobile)
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{
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return $this->redis()->del($this->getKey($usage, $mobile));
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}
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/**
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* 短信发送过滤验证
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*
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* @param string $usage 验证码用途
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* @param string $mobile 手机号
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*
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* @return array
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*/
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public function filter(string $usage, string $mobile)
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{
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// ... 省略处理
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if (false) {
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return [false, [
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'msg' => '过滤原因...',
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'data' => []
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]];
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}
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return [true, [
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'msg' => 'ok',
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'data' => []
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]];
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}
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/**
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* 判断验证码用途渠道是否注册
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*
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* @param string $usage
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*
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* @return bool
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*/
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public function isUsages(string $usage)
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{
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return in_array($usage, self::SMS_USAGE);
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}
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}
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