90 lines
1.8 KiB
PHP
90 lines
1.8 KiB
PHP
<?php
|
||
/**
|
||
* Created by PhpStorm.
|
||
*
|
||
*
|
||
*
|
||
* Date: 2021/11/24
|
||
* Time: 17:30
|
||
*/
|
||
|
||
namespace app\common\services;
|
||
|
||
|
||
use Illuminate\Support\Facades\Redis;
|
||
|
||
class RequestTokenService
|
||
{
|
||
|
||
/**
|
||
* 规定时间内不能再次请求，时间单位：s
|
||
* @param $key
|
||
* @param int $second
|
||
* @return bool false 不可以 true 可以
|
||
*/
|
||
public static function limitRepeat($key, $second = 10)
|
||
{
|
||
|
||
$code = \YunShop::app()->uniacid."_{$key}";
|
||
|
||
$token = Redis::exists($code);
|
||
|
||
if ($token) {
|
||
return false;
|
||
}
|
||
|
||
Redis::setex($code, $second,$key);
|
||
|
||
|
||
return true;
|
||
}
|
||
|
||
|
||
/**
|
||
* @param $key
|
||
* @param int $time
|
||
* @return string
|
||
*/
|
||
public static function getRequestToken($key,$time = 120)
|
||
{
|
||
$key .= \YunShop::app()->uniacid;
|
||
$token = Redis::get($key);
|
||
if ($token) {
|
||
return false; //这个token还在，返回错误
|
||
}
|
||
$token = self::getRandomStr();
|
||
Redis::setex($key , $time, $token);
|
||
return $token;
|
||
}
|
||
|
||
public static function checkRequestToken($key,$token)
|
||
{
|
||
$key .= \YunShop::app()->uniacid;
|
||
$hasToken = Redis::get($key);
|
||
if (!$hasToken || $hasToken != $token) {
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
public static function delRequestToken($key)
|
||
{
|
||
$key .= \YunShop::app()->uniacid;
|
||
Redis::del($key);
|
||
}
|
||
|
||
/**
|
||
* 获取$length长度的随机字符串
|
||
* @param int $length
|
||
* @return string
|
||
*/
|
||
private static function getRandomStr($length = 32)
|
||
{
|
||
$str = '1234567890abcdefghijklmnopqrstuvwxyz';
|
||
$result = '';
|
||
for ($i=1;$i<=$length;$i++) {
|
||
$result .= substr($str,rand(0,(strlen($str)-1)),1);
|
||
}
|
||
return $result.time();
|
||
}
|
||
} |