SSRPanel/app/Http/Controllers/Controller.php at master · programmejava/SSRPanel · GitHub

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<?php

namespace App\Http\Controllers;

use App\Http\Models\UserSubscribe;

use Illuminate\Foundation\Bus\DispatchesJobs;

use Illuminate\Routing\Controller as BaseController;

use Illuminate\Foundation\Validation\ValidatesRequests;

use Illuminate\Foundation\Auth\Access\AuthorizesRequests;

use App\Http\Models\Config;

use App\Http\Models\EmailLog;

use App\Http\Models\Level;

use App\Http\Models\SsConfig;

use App\Http\Models\User;

class Controller extends BaseController

{

use AuthorizesRequests, DispatchesJobs, ValidatesRequests;

// 生成SS密码

public function makeRandStr($length = 8)

{

// 密码字符集，可任意添加你需要的字符

$chars = 'abcdefghijkmnpqrstuvwxyzABCDEFGHJKMNPQRSTUVWXYZ23456789';

$char = '';

for ($i = 0; $i < $length; $i++) {

$char .= $chars[mt_rand(0, strlen($chars) - 1)];

}

return $char;

}

// 生成订阅地址的唯一码

public function makeSubscribeCode()

{

$code = $this->makeRandStr(5);

if (UserSubscribe::query()->where('code', $code)->exists()) {

$code = $this->makeSubscribeCode();

}

return $code;

}

// base64加密（处理URL）

function base64url_encode($data)

{

return strtr(base64_encode($data), array('+' => '-', '/' => '_', '=' => ''));

}

// base64解密（处理URL）

function base64url_decode($data)

{

return base64_decode(strtr($data, '-_', '+/'));

}

// 根据流量值自动转换单位输出

public function flowAutoShow($value = 0)

{

$kb = 1024;

$mb = 1048576;

$gb = 1073741824;

$tb = $gb * 1024;

$pb = $tb * 1024;

if (abs($value) > $pb) {

return round($value / $pb, 2) . "PB";

} elseif (abs($value) > $tb) {

return round($value / $tb, 2) . "TB";

} elseif (abs($value) > $gb) {

return round($value / $gb, 2) . "GB";

} elseif (abs($value) > $mb) {

return round($value / $mb, 2) . "MB";

} elseif (abs($value) > $kb) {

return round($value / $kb, 2) . "KB";

} else {

return round($value, 2) . "B";

}

public function toMB($traffic)

{

$mb = 1048576;

return $traffic * $mb;

}

public function toGB($traffic)

{

$gb = 1048576 * 1024;

return $traffic * $gb;

}

public function flowToGB($traffic)

{

$gb = 1048576 * 1024;

return $traffic / $gb;

}

// 加密方式

public function methodList()

{

return SsConfig::query()->where('type', 1)->get();

}

// 协议

public function protocolList()

{

return SsConfig::query()->where('type', 2)->get();

}

// 混淆

public function obfsList()

{

return SsConfig::query()->where('type', 3)->get();

}

// 等级

public function levelList()

{

return Level::query()->get()->sortBy('level');

}

// 系统配置

public function systemConfig()

{

$config = Config::query()->get();

$data = [];

foreach ($config as $vo) {

$data[$vo->name] = $vo->value;

}

return $data;

}

// 获取一个随机端口

public function getRandPort()

{

$config = $this->systemConfig();

$port = mt_rand($config['min_port'], $config['max_port']);

$deny_port = [1068, 1109, 1434, 3127, 3128, 3129, 3130, 3332, 4444, 5554, 6669, 8080, 8081, 8082, 8181, 8282, 9996, 17185, 24554, 35601, 60177, 60179]; // 不生成的端口

$exists_port = User::query()->pluck('port')->toArray();

if (in_array($port, $exists_port) || in_array($port, $deny_port)) {

$port = $this->getRandPort();

}

return $port;

}

// 类似Linux中的tail命令

public function tail($file, $n, $base = 5)

{

$fileLines = $this->countLine($file);

if ($fileLines < 15000) {

return false;

}

$fp = fopen($file, "r+");

assert($n > 0);

$pos = $n + 1;

$lines = array();

while (count($lines) <= $n) {

try {

fseek($fp, -$pos, SEEK_END);

} catch (\Exception $e) {

fseek(0);

break;

}

$pos *= $base;

while (!feof($fp)) {

array_unshift($lines, fgets($fp));

}

return array_slice($lines, 0, $n);

}

/**

* 计算文件行数

public function countLine($file)

{

$fp = fopen($file, "r");

$i = 0;

while (!feof($fp)) {

//每次读取2M

if ($data = fread($fp, 1024 * 1024 * 2)) {

//计算读取到的行数

$num = substr_count($data, "\n");

$i += $num;

}

fclose($fp);

return $i;

}

/**

* 文件大小转换

* @param int $bytes

* @param int $precision

* @return string

public function formatBytes($bytes, $precision = 2)

{

$units = array('B', 'KB', 'MB', 'GB', 'TB');

$bytes = max($bytes, 0);

$pow = floor(($bytes ? log($bytes) : 0) / log(1024));

$pow = min($pow, count($units) - 1);

$bytes /= pow(1024, $pow);

return round($bytes, $precision) . ' ' . $units[$pow];

}

/**

* 写入邮件发送日志

* @param int $user_id 用户ID

* @param string $title 标题

* @param string $content 内容

* @param int $status 投递状态

* @param string $error 投递失败时记录的异常信息

public function sendEmailLog($user_id, $title, $content, $status = 1, $error = '')

{

$emailLogObj = new EmailLog();

$emailLogObj->user_id = $user_id;

$emailLogObj->title = $title;

$emailLogObj->content = $content;

$emailLogObj->status = $status;

$emailLogObj->error = $error;

$emailLogObj->created_at = date('Y-m-d H:i:s');

$emailLogObj->save();

}

SSRPanel/app/Http/Controllers/Controller.php at master · programmejava/SSRPanel · GitHub

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