147 lines
3.6 KiB
PHP
147 lines
3.6 KiB
PHP
<?php
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declare(strict_types=1);
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// +----------------------------------------------------------------------
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// | swiftAdmin 极速开发框架 [基于WebMan开发]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2020-2030 http://www.swiftadmin.net
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// +----------------------------------------------------------------------
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// | swiftAdmin.net High Speed Development Framework
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// +----------------------------------------------------------------------
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// | Author: meystack <coolsec@foxmail.com> Apache2 License
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// +----------------------------------------------------------------------
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namespace system;
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class Random
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{
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/**
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* @var object 对象实例
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*/
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protected static $instance = null;
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/**
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* 类构造函数
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* class constructor.
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*/
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public function __construct()
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{}
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/**
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* 初始化
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* @access public
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* @param array $options 参数
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* @return self
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*/
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public static function instance(array $options = [])
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{
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if (is_null(self::$instance)) {
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self::$instance = new static($options);
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}
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// 返回实例
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return self::$instance;
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}
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/**
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* 生成大小写字母
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*
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* @param integer $length
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* @return string
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*/
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public static function alpha(int $length = 6): string
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{
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return self::Generate('alpha', $length);
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}
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/**
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* 生成纯数字
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* @param integer $length
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* @return string
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*/
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public static function number(int $length = 6): string
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{
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return self::Generate('number', $length);
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}
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/**
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* 生成小写字母
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* @param integer $length
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* @return string
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*/
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public static function lower(int $length = 6): string
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{
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return self::Generate('lower', $length);
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}
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/**
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* 生成大写字母
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* @param integer $length
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* @return string
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*/
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public static function upper(int $length = 6): string
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{
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return self::Generate('upper', $length);
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}
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/**
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* 下划线随机
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*
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* @param integer $length
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* @return string
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*/
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public static function alphaDash(int $length = 6): string
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{
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return self::Generate('alphaDash', $length);
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}
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/**
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* 生成数字+字母
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* @param integer $length
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* @return string
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*/
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public static function alphaNum(int $length = 6): string
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{
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return self::Generate('alphaNum', $length);
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}
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/**
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* 生成随机字符
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* @param string $type
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* @param integer $length
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* @return string
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*/
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public static function Generate(string $type = 'alpha', int $length = 6): string
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{
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$config = [
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'number' => '1234567890',
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'lower' => 'abcdefghijklmnopqrstuvwxyz',
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'upper' => 'ABCDEFGHIJKLMNOPQRSTUVWXYZ',
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'alpha' => 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
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'alphaDash' => '_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
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'alphaNum' => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
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];
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$letter = str_shuffle($config[$type]);
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return substr($letter, 0, $length);
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}
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/**
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* 生成订单ID
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*
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* @param boolean $other
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* @return string
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*/
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public static function orderId(bool $other = false): string
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{
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if (!$other) {
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return date('Ymd') . str_pad((string)mt_rand(1, 99999), 5, '0', STR_PAD_LEFT);
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} else {
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return date('Ymd') . substr(implode('', array_map('ord', str_split(substr(uniqid(), 7, 13), 1))), 0, 8);
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}
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}
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}
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