mirror of
https://github.com/taobataoma/meanTorrent.git
synced 2026-01-15 03:42:23 +01:00
119 lines
2.8 KiB
JavaScript
119 lines
2.8 KiB
JavaScript
'use strict';
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/**
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* Module dependencies
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*/
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var path = require('path'),
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config = require(path.resolve('./config/config')),
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mongoose = require('mongoose'),
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errorHandler = require(path.resolve('./modules/core/server/controllers/errors.server.controller')),
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Torrent = mongoose.model('Torrent'),
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common = require(path.resolve('./config/lib/common')),
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url = require('url');
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var mtDebug = require(path.resolve('./config/lib/debug'));
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const FAILURE_REASONS = {
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900: 'Generic error',
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901: 'Server error',
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902: 'Torrent not registered with this tracker'
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};
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/**
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* Failure
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* @param code
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* @param reason
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* @constructor
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*/
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function Failure(code, reason) {
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this.code = code;
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this.reason = reason;
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if (reason === undefined && typeof FAILURE_REASONS[this.code] !== 'undefined')
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this.reason = FAILURE_REASONS[this.code];
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else if (this.code == null)
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this.code = 900;
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}
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/**
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* Failure.prototype
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* @type {{bencode: Function}}
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*/
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Failure.prototype = {
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bencode: function () {
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return 'd14:failure reason' + this.reason.length + ':' + this.reason + '12:failure codei' + this.code + 'ee';
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}
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};
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/**
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* info api
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* @param req
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* @param res
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*/
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exports.scrape = function (req, res) {
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var info_hash = [];
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mtDebug.debugGreen('------------ Scrape request ----------------');
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mtDebug.debugGreen(req.url);
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//var s = req.url.split('?');
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//var query = common.querystringParse(s[1]);
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var query = req.query;
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mtDebug.debugGreen('query.info_hash = ' + unescape(query.info_hash));
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if (Array.isArray(query.info_hash)) {
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query.info_hash.forEach(function (item) {
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info_hash.push(common.binaryToHex(unescape(item)));
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});
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} else {
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info_hash.push(common.binaryToHex(unescape(query.info_hash)));
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}
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mtDebug.debugGreen(info_hash);
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//select all torrents with info_hash
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Torrent.find({
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info_hash: {$in: info_hash}
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}, function (err, allt) {
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if (err) {
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sendError(new Failure(901));
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} else if (!allt) {
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sendError(new Failure(902));
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} else {
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var resStr = 'd5:files' + 'd';
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allt.forEach(function (it) {
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resStr += '20:' + common.hexToBinary(it.info_hash) + 'd';
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resStr += '8:completei' + it.torrent_seeds + 'e';
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resStr += '10:downloadedi' + it.torrent_finished + 'e';
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resStr += '10:incompletei' + it.torrent_leechers + 'e';
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resStr += 'e';
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});
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resStr += 'ee';
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//mtDebug.debugGreen('resStr = ' + resStr);
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res.writeHead(200, {
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'Content-Length': resStr.length,
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'Content-Type': 'text/plain'
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});
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res.end(resStr, 'ascii');
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}
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});
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/**
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* sendError
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* @param failure
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*/
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function sendError(failure) {
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var respc = failure.bencode();
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mtDebug.debugGreen(respc);
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res.writeHead(500, {
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'Content-Length': respc.length,
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'Content-Type': 'text/plain'
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});
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res.end(respc);
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}
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};
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