mirror of
https://github.com/lkddi/nexusphp.git
synced 2026-04-03 14:10:57 +08:00
187 lines
9.2 KiB
PHP
187 lines
9.2 KiB
PHP
<?php
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require_once("../include/bittorrent.php");
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dbconn();
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$torrentRep = new \App\Repositories\TorrentRepository();
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if (!empty($_REQUEST['downhash'])) {
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$params = explode('|', $_REQUEST['downhash']);
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if (empty($params[0]) || empty($params[1])) {
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die("invalid downhash, format error");
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}
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$uid = $params[0];
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$hash = $params[1];
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$res = sql_query("SELECT * FROM users WHERE id=". sqlesc($uid)." LIMIT 1");
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$user = mysql_fetch_array($res);
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if (!$user)
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die("invalid uid");
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elseif ($user['enabled'] == 'no' || $user['parked'] == 'yes')
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die("account disabed or parked");
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$oldip = $user['ip'];
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$user['ip'] = getip();
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$CURUSER = $user;
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$decrypted = $torrentRep->decryptDownHash($hash, $user);
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if (empty($decrypted)) {
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do_log("downhash invalid: " . nexus_json_encode($_REQUEST));
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die("invalid downhash, decrpyt fail");
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}
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$id = $decrypted[0];
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} elseif (get_setting('torrent.download_support_passkey') == 'yes' && !empty($_REQUEST['passkey']) && !empty($_REQUEST['id'])) {
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$res = sql_query("SELECT * FROM users WHERE passkey=". sqlesc($_REQUEST['passkey'])." LIMIT 1");
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$user = mysql_fetch_array($res);
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if (!$user)
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die("invalid passkey");
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elseif ($user['enabled'] == 'no' || $user['parked'] == 'yes')
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die("account disabed or parked");
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$oldip = $user['ip'];
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$user['ip'] = getip();
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$CURUSER = $user;
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$id = $_REQUEST['id'];
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} else {
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$id = (int)$_GET["id"];
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if (!$id)
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httperr();
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loggedinorreturn();
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parked();
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$letdown = intval($_GET['letdown'] ?? 0);
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if (!$letdown && $CURUSER['showdlnotice'] == 1)
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{
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header("Location: " . get_protocol_prefix() . "$BASEURL/downloadnotice.php?torrentid=".$id."&type=firsttime");
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}
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elseif (!$letdown && $CURUSER['showclienterror'] == 'yes')
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{
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header("Location: " . get_protocol_prefix() . "$BASEURL/downloadnotice.php?torrentid=".$id."&type=client");
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}
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elseif (!$letdown && $CURUSER['leechwarn'] == 'yes')
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{
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header("Location: " . get_protocol_prefix() . "$BASEURL/downloadnotice.php?torrentid=".$id."&type=ratio");
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}
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}
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//User may choose to download torrent from RSS. So log ip changes when downloading torrents.
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if ($iplog1 == "yes") {
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if (($oldip != $CURUSER["ip"]) && $CURUSER["ip"])
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sql_query("INSERT INTO iplog (ip, userid, access) VALUES (" . sqlesc($CURUSER['ip']) . ", " . $CURUSER['id'] . ", '" . $CURUSER['last_access'] . "')");
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}
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//User may choose to download torrent from RSS. So update his last_access and ip when downloading torrents.
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sql_query("UPDATE users SET last_access = ".sqlesc(date("Y-m-d H:i:s")).", ip = ".sqlesc($CURUSER['ip'])." WHERE id = ".sqlesc($CURUSER['id']));
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/*
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@ini_set('zlib.output_compression', 'Off');
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@set_time_limit(0);
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if (@ini_get('output_handler') == 'ob_gzhandler' AND @ob_get_length() !== false)
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{ // if output_handler = ob_gzhandler, turn it off and remove the header sent by PHP
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@ob_end_clean();
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header('Content-Encoding:');
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}
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*/
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$trackerSchemaAndHost = get_tracker_schema_and_host();
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$ssl_torrent = $trackerSchemaAndHost['ssl_torrent'];
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$base_announce_url = $trackerSchemaAndHost['base_announce_url'];
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$res = sql_query("SELECT torrents.name, torrents.filename, torrents.save_as, torrents.size, torrents.owner, torrents.banned, categories.mode as search_box_id FROM torrents left join categories on torrents.category = categories.id WHERE torrents.id = ".sqlesc($id)) or sqlerr(__FILE__, __LINE__);
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$row = mysql_fetch_assoc($res);
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$fn = ROOT_PATH . "$torrent_dir/$id.torrent";
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if ($CURUSER['downloadpos']=="no") {
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permissiondenied();
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}
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if (!$row || !is_file($fn) || !is_readable($fn)) {
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httperr();
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}
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if (($row['banned'] == 'yes' && get_user_class() < $seebanned_class) || !can_access_torrent($row)) {
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permissiondenied();
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}
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sql_query("UPDATE torrents SET hits = hits + 1 WHERE id = ".sqlesc($id)) or sqlerr(__FILE__, __LINE__);
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//require_once "include/benc.php";
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if (strlen($CURUSER['passkey']) != 32) {
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$CURUSER['passkey'] = md5($CURUSER['username'].date("Y-m-d H:i:s").$CURUSER['passhash']);
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sql_query("UPDATE users SET passkey=".sqlesc($CURUSER['passkey'])." WHERE id=".sqlesc($CURUSER['id']));
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}
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$trackerReportAuthKey = $torrentRep->getTrackerReportAuthKey($id, $CURUSER['id'], true);
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$dict = \Rhilip\Bencode\Bencode::load($fn);
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$dict['announce'] = $ssl_torrent . $base_announce_url . "?authkey=$trackerReportAuthKey";
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/**
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* does not support multi-tracker
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*
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* @see https://github.com/xiaomlove/nexusphp/issues/26
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*/
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//if (count($announce_urls) > 1) {
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// foreach ($announce_urls as $announce_url) {
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// /** d['announce-list'] = [[ tracker1, tracker2, tracker3 ]] */
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// $dict['announce-list'][0][] = $ssl_torrent . $announce_url . "?authkey=$trackerReportAuthKey";
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// /** d['announce-list'] = [ [tracker1], [backup1], [backup2] ] */
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// //$dict['announce-list'][] = [$ssl_torrent . $announce_url . "?passkey=" . $CURUSER['passkey']];
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// }
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//}
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//$dict = bdec_file($fn, $max_torrent_size);
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//$dict['value']['announce']['value'] = $ssl_torrent . $base_announce_url . "?passkey=$CURUSER[passkey]";
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//$dict['value']['announce']['value'] = $ssl_torrent . $base_announce_url . "?authkey=$trackerReportAuthKey";
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//$dict['value']['announce']['value'] = getSchemeAndHttpHost() . "/announce.php?authkey=$trackerReportAuthKey";
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//$dict['value']['announce']['string'] = strlen($dict['value']['announce']['value']).":".$dict['value']['announce']['value'];
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//$dict['value']['announce']['strlen'] = strlen($dict['value']['announce']['string']);
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/*if ($announce_urls[1] != "") // add multi-tracker
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{
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$dict['value']['announce-list']['type'] = "list";
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$dict['value']['announce-list']['value'][0]['type'] = "list";
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$dict['value']['announce-list']['value'][0]['value'][0]["type"] = "string";
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$dict['value']['announce-list']['value'][0]['value'][0]["value"] = $ssl_torrent . $announce_urls[0] . "?passkey=$CURUSER[passkey]";
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$dict['value']['announce-list']['value'][0]['value'][0]["string"] = strlen($dict['value']['announce-list']['value'][0]['value'][0]["value"]).":".$dict['value']['announce-list']['value'][0]['value'][0]["value"];
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$dict['value']['announce-list']['value'][0]['value'][0]["strlen"] = strlen($dict['value']['announce-list']['value'][0]['value'][0]["string"]);
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$dict['value']['announce-list']['value'][0]['string'] = "l".$dict['value']['announce-list']['value'][0]['value'][0]["string"]."e";
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$dict['value']['announce-list']['value'][0]['strlen'] = strlen($dict['value']['announce-list']['value'][0]['string']);
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$dict['value']['announce-list']['value'][1]['type'] = "list";
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$dict['value']['announce-list']['value'][1]['value'][0]["type"] = "string";
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$dict['value']['announce-list']['value'][1]['value'][0]["value"] = $ssl_torrent . $announce_urls[1] . "?passkey=$CURUSER[passkey]";
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$dict['value']['announce-list']['value'][1]['value'][0]["string"] = strlen($dict['value']['announce-list']['value'][0]['value'][0]["value"]).":".$dict['value']['announce-list']['value'][0]['value'][0]["value"];
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$dict['value']['announce-list']['value'][1]['value'][0]["strlen"] = strlen($dict['value']['announce-list']['value'][0]['value'][0]["string"]);
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$dict['value']['announce-list']['value'][1]['string'] = "l".$dict['value']['announce-list']['value'][0]['value'][0]["string"]."e";
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$dict['value']['announce-list']['value'][1]['strlen'] = strlen($dict['value']['announce-list']['value'][0]['string']);
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$dict['value']['announce-list']['string'] = "l".$dict['value']['announce-list']['value'][0]['string'].$dict['value']['announce-list']['value'][1]['string']."e";
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$dict['value']['announce-list']['strlen'] = strlen($dict['value']['announce-list']['string']);
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}*/
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/*
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header ("Expires: Tue, 1 Jan 1980 00:00:00 GMT");
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header ("Last-Modified: ".date("D, d M Y H:i:s"));
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header ("Cache-Control: no-store, no-cache, must-revalidate");
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header ("Cache-Control: post-check=0, pre-check=0", false);
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header ("Pragma: no-cache");
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header ("X-Powered-By: ".VERSION." (c) ".date("Y")." ".$SITENAME."");
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header ("Accept-Ranges: bytes");
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header ("Connection: close");
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header ("Content-Transfer-Encoding: binary");
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*/
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header("Content-Type: application/x-bittorrent");
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if ( str_replace("Gecko", "", $_SERVER['HTTP_USER_AGENT']) != $_SERVER['HTTP_USER_AGENT'])
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{
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header ("Content-Disposition: attachment; filename=\"$torrentnameprefix.".$row["save_as"].".torrent\" ; charset=utf-8");
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}
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else if ( str_replace("Firefox", "", $_SERVER['HTTP_USER_AGENT']) != $_SERVER['HTTP_USER_AGENT'] )
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{
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header ("Content-Disposition: attachment; filename=\"$torrentnameprefix.".$row["save_as"].".torrent\" ; charset=utf-8");
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}
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else if ( str_replace("Opera", "", $_SERVER['HTTP_USER_AGENT']) != $_SERVER['HTTP_USER_AGENT'] )
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{
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header ("Content-Disposition: attachment; filename=\"$torrentnameprefix.".$row["save_as"].".torrent\" ; charset=utf-8");
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}
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else if ( str_replace("IE", "", $_SERVER['HTTP_USER_AGENT']) != $_SERVER['HTTP_USER_AGENT'] )
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{
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header ("Content-Disposition: attachment; filename=".str_replace("+", "%20", rawurlencode("$torrentnameprefix." . $row["save_as"] .".torrent")));
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}
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else
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{
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header ("Content-Disposition: attachment; filename=".str_replace("+", "%20", rawurlencode("$torrentnameprefix." . $row["save_as"] .".torrent")));
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}
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//header ("Content-Disposition: attachment; filename=".$row["filename"]."");
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//ob_implicit_flush(true);
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//print(benc($dict));
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echo \Rhilip\Bencode\Bencode::encode($dict);
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?>
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