124 lines
3.0 KiB
PHP
124 lines
3.0 KiB
PHP
<?php
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namespace app\common\service;
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use think\facade\Cache;
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use think\facade\Log;
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class SmsService
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{
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/**
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* 验证码有效期（秒）
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*/
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const CODE_EXPIRE = 300;
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/**
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* 发送验证码
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* @param string $mobile 手机号
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* @param string $type 验证码类型
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* @return array
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* @throws \Exception
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*/
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public function sendCode($mobile, $type)
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{
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// 检查发送频率
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$this->checkSendFrequency($mobile);
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// 生成验证码
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$code = $this->generateCode();
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try {
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// TODO: 对接实际的短信发送服务
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// 这里模拟发送成功
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$this->saveCode($mobile, $code, $type);
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// 记录发送日志
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Log::info('验证码发送成功', [
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'mobile' => $mobile,
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'type' => $type,
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'code' => $code
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]);
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return [
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'mobile' => $mobile,
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'expire' => self::CODE_EXPIRE
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];
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} catch (\Exception $e) {
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Log::error('验证码发送失败', [
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'mobile' => $mobile,
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'type' => $type,
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'error' => $e->getMessage()
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]);
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throw new \Exception('验证码发送失败，请稍后重试');
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}
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}
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/**
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* 验证验证码
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* @param string $mobile 手机号
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* @param string $code 验证码
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* @param string $type 验证码类型
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* @return bool
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*/
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public function verifyCode($mobile, $code, $type)
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{
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$key = $this->getCodeKey($mobile, $type);
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$savedCode = Cache::get($key);
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if (!$savedCode || $savedCode !== $code) {
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return false;
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}
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// 验证成功后删除验证码
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Cache::rm($key);
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return true;
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}
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/**
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* 检查发送频率
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* @param string $mobile 手机号
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* @throws \Exception
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*/
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protected function checkSendFrequency($mobile)
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{
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$key = 'sms_frequency_' . $mobile;
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$lastSendTime = Cache::get($key);
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if ($lastSendTime && time() - $lastSendTime < 60) {
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throw new \Exception('发送太频繁，请稍后再试');
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}
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Cache::set($key, time(), 60);
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}
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/**
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* 生成验证码
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* @return string
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*/
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protected function generateCode()
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{
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return sprintf('%06d', random_int(0, 999999));
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}
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/**
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* 保存验证码
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* @param string $mobile 手机号
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* @param string $code 验证码
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* @param string $type 验证码类型
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*/
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protected function saveCode($mobile, $code, $type)
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{
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$key = $this->getCodeKey($mobile, $type);
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Cache::set($key, $code, self::CODE_EXPIRE);
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}
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/**
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* 获取缓存key
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* @param string $mobile 手机号
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* @param string $type 验证码类型
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* @return string
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*/
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protected function getCodeKey($mobile, $type)
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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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