mirror of
https://github.com/HDInnovations/UNIT3D-Community-Edition.git
synced 2026-01-23 04:21:16 -06:00
404 lines
16 KiB
PHP
404 lines
16 KiB
PHP
<?php
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/**
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* NOTICE OF LICENSE
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*
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* UNIT3D is open-sourced software licensed under the GNU General Public License v3.0
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* The details is bundled with this project in the file LICENSE.txt.
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*
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* @project UNIT3D
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* @license https://choosealicense.com/licenses/gpl-3.0/ GNU General Public License v3.0
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* @author Mr.G
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*/
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namespace App\Http\Controllers;
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use App\History;
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use App\Peer;
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use App\Torrent;
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use App\User;
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use App\UserFreeleech;
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use App\Group;
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use Carbon\Carbon;
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use App\Services\Bencode;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Redirect;
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use Illuminate\Support\Facades\Response;
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class AnnounceController extends Controller
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{
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/**
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* Announce code
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*
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* @access public
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* @param $Passkey User passkey
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* @return Bencoded response for the torrent client
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*/
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public function announce(Request $request, $passkey)
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{
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// Check If Browser Is Blacklisted
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$blockedBrowsers = config('client-blacklist.browsers', []);
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foreach ($blockedBrowsers as $b) {
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if ($b == $request->server('HTTP_USER_AGENT') ?: "Unknown") {
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abort(405, "You Cannot Access This Through A Browser Bro!");
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die();
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}
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}
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// Check If Client Is Blacklisted
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$blockedClients = config('client-blacklist.clients', []);
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foreach ($blockedClients as $blocked) {
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if ($blocked == $request->server('HTTP_USER_AGENT') ?: "Unknown") {
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return response(Bencode::bencode(['failure reason' => 'The Client You Are Trying To Use Has Been Blacklisted']), 200, ['Content-Type' => 'text/plain']);
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}
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}
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// If Passkey Is Not Provided Exsist Return Error to Client
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if ($passkey == null) {
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return response(Bencode::bencode(['failure reason' => 'Please call Passkey']), 200, ['Content-Type' => 'text/plain']);
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}
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// If User Client Is Not Sending Required Data Return Error to Client
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if (!$request->has('info_hash') || !$request->has('peer_id') || !$request->has('port') || !$request->has('left') || !$request->has('uploaded') || !$request->has('downloaded')) {
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return response(Bencode::bencode(['failure reason' => 'Bad Data from client']), 200, ['Content-Type' => 'text/plain']);
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}
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// Check Passkey Against Users Table
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$user = User::where("passkey", '=', $passkey)->first();
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// If Passkey Doesnt Exsist Return Error to Client
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if (!$user) {
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return response(Bencode::bencode(['failure reason' => 'Passkey is invalid']), 200, ['Content-Type' => 'text/plain']);
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}
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// If User Is Banned Return Error to Client
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if ($user->group->id == 5) {
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return response(Bencode::bencode(['failure reason' => 'I think your no longer welcome here']), 200, ['Content-Type' => 'text/plain']);
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}
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// Standard Information Fields
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$event = $request->get('event');
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$hash = bin2hex($request->get('info_hash'));
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$peer_id = bin2hex($request->get('peer_id'));
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$md5_peer_id = md5($peer_id);
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$ip = $request->ip();
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$port = (int)$request->get('port');
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$left = (float)$request->get('left');
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$uploaded = (float)$request->get('uploaded');
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$real_uploaded = $uploaded;
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$downloaded = (float )$request->get('downloaded');
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$real_downloaded = $downloaded;
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//Extra Information Fields
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$tracker_id = $request->has('trackerid') ? bin2hex($request->get('tracker_id')) : null;
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$compact = ($request->has('compact') && $request->get('compact') == 1) ? true : false;
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$key = $request->has('key') ? bin2hex($request->get('key')) : null;
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$corrupt = $request->has('corrupt') ? $request->get('corrupt') : null;
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$ipv6 = $request->has('ipv6') ? bin2hex($request->get('ipv6')) : null;
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$no_peer_id = ($request->has('no_peer_id') && $request->get('no_peer_id') == 1) ? true : false;
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// If User Client Is Sending Negitive Values Return Error to Client
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if ($uploaded < 0 || $downloaded < 0 || $left < 0) {
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return response(Bencode::bencode(['failure reason' => 'Data from client is negative']), 200, ['Content-Type' => 'text/plain']);
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}
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// If User Client Does Not Support Compact Return Error to Client
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if (!$compact) {
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return response(Bencode::bencode(['failure reason' => "Your client doesn't support compact, please update your client"]), 200, ['Content-Type' => 'text/plain']);
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}
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// Check Info Hash Agaist Torrents Table
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$torrent = Torrent::where('info_hash', '=', $hash)->first();
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// If Info Hash Doesnt Exsist Return Error to Client
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if (!$torrent || $torrent->id < 0) {
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return response(Bencode::bencode(['failure reason' => 'Torrent not found']), 200, ['Content-Type' => 'text/plain']);
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}
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$peers = Peer::where('hash', '=', $hash)->take(100)->get()->toArray();
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$seeders = 0;
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$leechers = 0;
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foreach ($peers as &$p) {
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if ($p['left'] > 0) {
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$leechers++; // Counts the number of leechers
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} else {
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$seeders++; // Counts the number of seeders
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}
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unset($p['id'], $p['md5_peer_id'], $p['hash'], $p['agent'], $p['uploaded'], $p['downloaded'], $p['left'], $p['torrent_id'],
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$p['user_id'], $p['seeder'], $p['created_at'], $p['updated_at']);
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}
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// Pull Count On Users Peers Per Torrent
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$limit = Peer::where('hash', '=', $hash)->where('user_id', '=', $user->id)->count();
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// If Users Peer Count On A Single Torrent Is Greater Than 3 Return Error to Client
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if ($limit > 3) {
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return response(Bencode::bencode(['failure reason' => 'You have reached the rate limit']), 200, ['Content-Type' => 'text/plain']);
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}
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// Get The Current Peer
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$client = Peer::where('hash', '=', $hash)->where('md5_peer_id', '=', $md5_peer_id)->where('user_id', '=', $user->id)->first();
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// Flag is tripped if new session is created but client reports up/down > 0
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$ghost = false;
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// Creates a new client if not existing
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if (!$client && $event == 'completed') {
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return response(Bencode::bencode(['failure reason' => 'Torrent is complete but no record found.']), 200, ['Content-Type' => 'text/plain']);
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} elseif (!$client) {
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if ($uploaded > 0 || $downloaded > 0) {
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$ghost = true;
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}
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$client = new Peer();
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}
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// Get history information
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$history = History::where("info_hash", "=", $hash)->where("user_id", "=", $user->id)->first();
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if (!$history) {
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$history = new History([
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"user_id" => $user->id,
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"info_hash" => $hash
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]);
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}
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if ($ghost) {
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$uploaded = ($real_uploaded >= $history->client_uploaded) ? ($real_uploaded - $history->client_uploaded) : 0;
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$downloaded = ($real_downloaded >= $history->client_downloaded) ? ($real_downloaded - $history->client_downloaded) : 0;
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} else {
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$uploaded = ($real_uploaded >= $client->uploaded) ? ($real_uploaded - $client->uploaded) : 0;
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$downloaded = ($real_downloaded >= $client->downloaded) ? ($real_downloaded - $client->downloaded) : 0;
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}
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$old_update = $client->updated_at ? $client->updated_at->timestamp : Carbon::now()->timestamp;
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// Modification of upload and Download
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$personal_freeleech = UserFreeleech::where('user_id', '=', $user->id)->first();
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if (config('other.freeleech') == true || $torrent->free == 1 || $personal_freeleech || $user->group->is_freeleech == 1) {
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$mod_downloaded = 0;
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} else {
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$mod_downloaded = $downloaded;
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}
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if (config('other.doubleup') == true || $torrent->doubleup == 1) {
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$mod_uploaded = $uploaded * 2;
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} else {
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$mod_uploaded = $uploaded;
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}
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if ($event == 'started') {
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// Set the torrent data
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$history->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$history->active = true;
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$history->seeder = ($left == 0) ? true : false;
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$history->uploaded += $mod_uploaded;
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$history->actual_uploaded += $uploaded;
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$history->client_uploaded = $real_uploaded;
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$history->downloaded += $mod_downloaded;
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$history->actual_downloaded += $downloaded;
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$history->client_downloaded = $real_downloaded;
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$history->save();
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// user update
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$user->uploaded += $mod_uploaded;
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$user->downloaded += $mod_downloaded;
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$user->save();
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// End User update
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//Peer update
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$client->peer_id = $peer_id;
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$client->md5_peer_id = $md5_peer_id;
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$client->hash = $hash;
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$client->ip = $request->ip();
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$client->port = $port;
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$client->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$client->uploaded = $real_uploaded;
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$client->downloaded = $real_downloaded;
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$client->seeder = ($left == 0) ? true : false;
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$client->left = $left;
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$client->torrent_id = $torrent->id;
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$client->user_id = $user->id;
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//End Peer update
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$client->save();
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} elseif ($event == 'completed') {
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// Set the torrent data
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$history->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$history->active = true;
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$history->seeder = ($left == 0) ? true : false;
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$history->uploaded += $mod_uploaded;
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$history->actual_uploaded += $uploaded;
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$history->client_uploaded = $real_uploaded;
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$history->downloaded += $mod_downloaded;
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$history->actual_downloaded += $downloaded;
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$history->client_downloaded = $real_downloaded;
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$history->completed_at = Carbon::now();
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$history->save();
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// user update
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$user->uploaded += $mod_uploaded;
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$user->downloaded += $mod_downloaded;
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$user->save();
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// End User update
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//Peer update
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$client->peer_id = $peer_id;
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$client->md5_peer_id = $md5_peer_id;
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$client->hash = $hash;
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$client->ip = $request->ip();
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$client->port = $port;
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$client->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$client->uploaded = $real_uploaded;
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$client->downloaded = $real_downloaded;
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$client->seeder = true;
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$client->left = 0;
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$client->torrent_id = $torrent->id;
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$client->user_id = $user->id;
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$client->save();
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//End Peer update
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// Torrent completed update
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$torrent->times_completed++;
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// Seedtime allocation
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$new_update = $client->updated_at->timestamp;
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$diff = $new_update - $old_update;
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$history->seedtime += $diff;
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$history->save();
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} elseif ($event == 'stopped') {
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// Set the torrent data
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$history->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$history->active = false;
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$history->seeder = ($left == 0) ? true : false;
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$history->uploaded += $mod_uploaded;
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$history->actual_uploaded += $uploaded;
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$history->client_uploaded = 0;
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$history->downloaded += $mod_downloaded;
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$history->actual_downloaded += $downloaded;
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$history->client_downloaded = 0;
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$history->save();
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// user update
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$user->uploaded += $mod_uploaded;
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$user->downloaded += $mod_downloaded;
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$user->save();
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// End User update
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//Peer update
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$client->peer_id = $peer_id;
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$client->md5_peer_id = $md5_peer_id;
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$client->hash = $hash;
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$client->ip = $request->ip();
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$client->port = $port;
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$client->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$client->uploaded = $real_uploaded;
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$client->downloaded = $real_downloaded;
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$client->seeder = ($left == 0) ? true : false;
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$client->left = $left;
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$client->torrent_id = $torrent->id;
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$client->user_id = $user->id;
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//End Peer update
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$client->save();
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// Seedtime allocation
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if ($left == 0) {
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$new_update = $client->updated_at->timestamp;
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$diff = $new_update - $old_update;
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$history->seedtime += $diff;
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$history->save();
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}
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$client->delete();
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} else {
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// Set the torrent data
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$history->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$history->active = true;
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$history->seeder = ($left == 0) ? true : false;
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$history->uploaded += $mod_uploaded;
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$history->actual_uploaded += $uploaded;
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$history->client_uploaded = $real_uploaded;
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$history->downloaded += $mod_downloaded;
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$history->actual_downloaded += $downloaded;
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$history->client_downloaded = $real_uploaded;
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$history->save();
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// user update
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$user->uploaded += $mod_uploaded;
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$user->downloaded += $mod_downloaded;
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$user->save();
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// End User update
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//Peer update
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$client->peer_id = $peer_id;
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$client->md5_peer_id = $md5_peer_id;
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$client->hash = $hash;
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$client->ip = $request->ip();
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$client->port = $port;
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$client->agent = $request->server('HTTP_USER_AGENT') ?: "Unknown";
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$client->uploaded = $real_uploaded;
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$client->downloaded = $real_downloaded;
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$client->seeder = ($left == 0) ? true : false;
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$client->left = $left;
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$client->torrent_id = $torrent->id;
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$client->user_id = $user->id;
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//End Peer update
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$client->save();
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// Seedtime allocation
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if ($left == 0) {
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$new_update = $client->updated_at->timestamp;
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$diff = $new_update - $old_update;
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$history->seedtime += $diff;
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$history->save();
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}
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}
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$torrent->seeders = Peer::whereRaw('torrent_id = ? AND `left` = 0', [$torrent->id])->count();
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$torrent->leechers = Peer::whereRaw('torrent_id = ? AND `left` > 0', [$torrent->id])->count();
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$torrent->save();
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$res = array();
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$res['interval'] = (60 * 45); // Set to 45 for debug
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$res['min interval'] = (60 * 30); // Set to 30 for debug
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$res['tracker_id'] = $md5_peer_id; // A string that the client should send back on its next announcements.
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$res['complete'] = $seeders;
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$res['incomplete'] = $leechers;
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$res['peers'] = $this->givePeers($peers, $compact, $no_peer_id);
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return response(Bencode::bencode($res), 200, ['Content-Type' => 'text/plain']);
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}
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private function givePeers($peers, $compact, $no_peer_id)
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{
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if ($compact) {
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$pcomp = "";
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foreach ($peers as &$p) {
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if (isset($p['ip']) && isset($p['port'])) {
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$pcomp .= pack('Nn', ip2long($p['ip']), (int)$p['port']);
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}
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}
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return $pcomp;
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} elseif ($no_peer_id) {
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foreach ($peers as &$p) {
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unset($p['peer_id']);
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}
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return $peers;
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} else {
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return $peers;
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}
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return $peers;
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}
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}
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