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- <?php
- namespace App\Utils;
- use App\Models\ServerV2ray;
- use App\Models\ServerShadowsocks;
- use App\Models\ServerTrojan;
- use App\Models\User;
- class Helper
- {
- public static function guid($format = false)
- {
- if (function_exists('com_create_guid') === true) {
- return md5(trim(com_create_guid(), '{}'));
- }
- $data = openssl_random_pseudo_bytes(16);
- $data[6] = chr(ord($data[6]) & 0x0f | 0x40); // set version to 0100
- $data[8] = chr(ord($data[8]) & 0x3f | 0x80); // set bits 6-7 to 10
- if ($format) {
- return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
- }
- return md5(vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4)) . '-' . time());
- }
- public static function generateOrderNo(): string
- {
- $randomChar = rand(10000, 99999);
- return date('YmdHms') . $randomChar;
- }
- public static function exchange($from, $to)
- {
- $result = file_get_contents('https://api.exchangerate.host/latest?symbols=' . $to . '&base=' . $from);
- $result = json_decode($result, true);
- return $result['rates'][$to];
- }
- public static function randomChar($len, $special = false)
- {
- $chars = array(
- "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
- "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
- "w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",
- "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
- "S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",
- "3", "4", "5", "6", "7", "8", "9"
- );
- if ($special) {
- $chars = array_merge($chars, array(
- "!", "@", "#", "$", "?", "|", "{", "/", ":", ";",
- "%", "^", "&", "*", "(", ")", "-", "_", "[", "]",
- "}", "<", ">", "~", "+", "=", ",", "."
- ));
- }
- $charsLen = count($chars) - 1;
- shuffle($chars);
- $str = '';
- for ($i = 0; $i < $len; $i++) {
- $str .= $chars[mt_rand(0, $charsLen)];
- }
- return $str;
- }
- public static function multiPasswordVerify($algo, $salt, $password, $hash)
- {
- switch($algo) {
- case 'md5': return md5($password) === $hash;
- case 'sha256': return hash('sha256', $password) === $hash;
- case 'md5salt': return md5($password . $salt) === $hash;
- default: return password_verify($password, $hash);
- }
- }
- public static function emailSuffixVerify($email, $suffixs)
- {
- $suffix = preg_split('/@/', $email)[1];
- if (!$suffix) return false;
- if (!is_array($suffixs)) {
- $suffixs = preg_split('/,/', $suffixs);
- }
- if (!in_array($suffix, $suffixs)) return false;
- return true;
- }
- public static function trafficConvert(int $byte)
- {
- $kb = 1024;
- $mb = 1048576;
- $gb = 1073741824;
- if ($byte > $gb) {
- return round($byte / $gb, 2) . ' GB';
- } else if ($byte > $mb) {
- return round($byte / $mb, 2) . ' MB';
- } else if ($byte > $kb) {
- return round($byte / $kb, 2) . ' KB';
- } else if ($byte < 0) {
- return 0;
- } else {
- return round($byte, 2) . ' B';
- }
- }
- public static function getSubscribeHost()
- {
- $subscribeUrl = config('v2board.app_url');
- $subscribeUrls = explode(',', config('v2board.subscribe_url'));
- if ($subscribeUrls && $subscribeUrls[0]) {
- $subscribeUrl = $subscribeUrls[rand(0, count($subscribeUrls) - 1)];
- }
- return $subscribeUrl;
- }
- public static function randomPort($range) {
- $portRange = explode('-', $range);
- return rand($portRange[0], $portRange[1]);
- }
- }
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