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payment/app/Helper/StringHelper.php

60 lines
1.9 KiB
PHTML

2 years ago
<?php
declare(strict_types=1);
namespace App\Helper;
class StringHelper
{
public static function getRandomString($length, $withSpecialChar = false)
{
$chars = array(
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k',
'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R',
'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '0', '1', '2',
'3', '4', '5', '6', '7', '8', '9'
);
if($withSpecialChar){
$chars = array_merge($chars, array(
'!', '@', '#', '$', '?', '|', '{', '/', ':', ';',
'%', '^', '&', '*', '(', ')', '-', '_', '[', ']',
'}', '<', '>', '~', '+', '=', ',', '.'
));
}
$charsLen = count($chars) - 1;
shuffle($chars);
$password = '';
for($i=0; $i<$length; $i++){
$password .= $chars[mt_rand(0, $charsLen)];
}
return $password;
}
2 years ago
public static function generateOrderNo() {
$now = time();
$key = RedisKey::getGenerateOrderNoKey($now);
$incrId = Redis::incr($key);
$incrId = '' . $incrId;
Redis::expire($key, 5*60);
$padLength = 6 - strlen($incrId);
$incrId = str_pad($incrId, $padLength, '0', STR_PAD_LEFT);
return date('YmdHis', $now) . $incrId;
}
1 year ago
public static function generateBankCardOrderNo() {
$now = time();
$key = RedisKey::getGenerateBindCardKey($now);
$incrId = Redis::incr($key);
$incrId = '' . $incrId;
Redis::expire($key, 5*60);
$padLength = 6 - strlen($incrId);
$incrId = str_pad($incrId, $padLength, '0', STR_PAD_LEFT);
return date('YmdHis', $now) . $incrId;
}
2 years ago
}