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- <?php
- namespace App\Http\Controllers;
- use App\Components\Client\Text;
- use App\Components\Client\URLSchemes;
- use App\Models\NodeDailyDataFlow;
- use App\Models\NodeHourlyDataFlow;
- use App\Models\UserDailyDataFlow;
- use App\Models\UserDataFlowLog;
- use App\Models\UserHourlyDataFlow;
- use DB;
- use Exception;
- use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
- use Illuminate\Foundation\Bus\DispatchesJobs;
- use Illuminate\Foundation\Validation\ValidatesRequests;
- use Illuminate\Routing\Controller as BaseController;
- use RuntimeException;
- use Str;
- class Controller extends BaseController
- {
- use AuthorizesRequests;
- use DispatchesJobs;
- use ValidatesRequests;
- // 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, 'rb+');
- assert($n > 0);
- $pos = $n + 1;
- $lines = [];
- while (count($lines) <= $n) {
- try {
- fseek($fp, -$pos, SEEK_END);
- } catch (Exception $e) {
- break;
- }
- $pos *= $base;
- while (! feof($fp)) {
- array_unshift($lines, fgets($fp));
- }
- }
- return array_slice($lines, 0, $n);
- }
- /**
- * 计算文件行数.
- *
- * @param $file
- *
- * @return int
- */
- public function countLine($file): int
- {
- $fp = fopen($file, 'rb');
- $i = 0;
- while (! feof($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 $i;
- }
- // 将Base64图片转换为本地图片并保存
- public function base64ImageSaver($base64_image_content): ?string
- {
- // 匹配出图片的格式
- if (preg_match('/^(data:\s*image\/(\w+);base64,)/', $base64_image_content, $result)) {
- $type = $result[2];
- $directory = date('Ymd');
- $path = '/assets/images/qrcode/'.$directory.'/';
- // 检查是否有该文件夹,如果没有就创建,并给予最高权限
- if (! file_exists(public_path($path))
- && ! mkdir($concurrentDirectory = public_path($path), 0755, true)
- && ! is_dir($concurrentDirectory)) {
- throw new RuntimeException(sprintf('Directory "%s" was not created', $concurrentDirectory));
- }
- $fileName = Str::random(18).".{$type}";
- if (file_put_contents(public_path($path.$fileName), base64_decode(str_replace($result[1], '', $base64_image_content)))) {
- chmod(public_path($path.$fileName), 0744);
- return $path.$fileName;
- }
- }
- return '';
- }
- // 节点信息
- public function getUserNodeInfo(array $server, bool $is_url): ?string
- {
- switch ($server['type']) {
- case'shadowsocks':
- $data = $is_url ? URLSchemes::buildShadowsocks($server) : Text::buildShadowsocks($server);
- break;
- case 'shadowsocksr':
- $data = $is_url ? URLSchemes::buildShadowsocksr($server) : Text::buildShadowsocksr($server);
- break;
- case 'v2ray':
- $data = $is_url ? URLSchemes::buildVmess($server) : Text::buildVmess($server);
- break;
- case 'trojan':
- $data = $is_url ? URLSchemes::buildTrojan($server) : Text::buildTrojan($server);
- break;
- default:
- }
- return $data ?? null;
- }
- // 流量使用图表
- public function dataFlowChart($id, $is_node = false): array
- {
- if ($is_node) {
- $currentFlow = UserDataFlowLog::whereNodeId($id);
- $hourlyFlow = NodeHourlyDataFlow::whereNodeId($id);
- $dailyFlow = NodeDailyDataFlow::whereNodeId($id);
- } else {
- $currentFlow = UserDataFlowLog::whereUserId($id);
- $hourlyFlow = UserHourlyDataFlow::userHourly($id);
- $dailyFlow = UserDailyDataFlow::userDaily($id);
- }
- $currentFlow = $currentFlow->where('log_time', '>=', strtotime(date('Y-m-d H:00')))->sum(DB::raw('u + d'));
- $hourlyFlow = $hourlyFlow->whereDate('created_at', date('Y-m-d'))->pluck('total', 'created_at')->toArray();
- $dailyFlow = $dailyFlow->whereMonth('created_at', date('n'))->pluck('total', 'created_at')->toArray();
- // 节点一天内的流量
- $hourlyData = array_fill(0, date('G') + 1, 0);
- foreach ($hourlyFlow as $date => $dataFlow) {
- $hourlyData[date('G', strtotime($date))] = round($dataFlow / GB, 3);
- }
- $hourlyData[date('G') + 1] = round($currentFlow / GB, 3);
- // 节点一个月内的流量
- $dailyData = array_fill(0, date('j'), 0);
- foreach ($dailyFlow as $date => $dataFlow) {
- $dailyData[date('j', strtotime($date)) - 1] = round($dataFlow / GB, 3);
- }
- $dailyData[date('j', strtotime(now())) - 1] = round((array_sum($hourlyFlow) + $currentFlow) / GB, 3);
- return [
- 'trafficDaily' => json_encode($dailyData),
- 'trafficHourly' => json_encode($hourlyData),
- 'monthDays' => json_encode(range(1, date('j'), 1)), // 本月天数
- 'dayHours' => json_encode(range(0, date('G') + 1, 1)), // 本日小时
- ];
- }
- }
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