59 行
1.5 KiB
PHP
59 行
1.5 KiB
PHP
<?php
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/**
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* 随机 Token 生成工具
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*/
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class TokenHelper
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{
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/**
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* 生成随机字符串（大小写字母+数字）
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*/
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public static function generate($length = 32)
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{
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$chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
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$token = '';
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for ($i = 0; $i < $length; $i++) {
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$token .= $chars[random_int(0, strlen($chars) - 1)];
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}
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return $token;
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}
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/**
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* 生成包含特殊字符的随机字符串
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*/
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public static function generateStrong($length = 32)
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{
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$chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()_+-=';
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$token = '';
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for ($i = 0; $i < $length; $i++) {
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$token .= $chars[random_int(0, strlen($chars) - 1)];
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}
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return $token;
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}
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/**
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* 生成 Base64 编码的随机字符串
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*/
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public static function generateBase64($length = 32)
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{
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return base64_encode(random_bytes($length));
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}
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/**
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* 生成十六进制随机字符串
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*/
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public static function generateHex($length = 32)
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{
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return bin2hex(random_bytes($length / 2));
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}
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/**
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* 生成 UUID v4
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*/
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public static function generateUUID()
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{
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$data = random_bytes(16);
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$data[6] = chr(ord($data[6]) & 0x0f | 0x40);
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$data[8] = chr(ord($data[8]) & 0x3f | 0x80);
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return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
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}
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} |