hostr/web/routes/file.js

66 lines
2.1 KiB
JavaScript

import fs from 'fs';
import path from 'path';
import mime from 'mime-types';
import hostrFileStream from '../../lib/hostr-file-stream';
import { formatFile } from '../../lib/format';
import debugname from 'debug';
const debug = debugname('hostr-web:file');
const storePath = process.env.STORE_PATH || path.join(process.env.HOME, '.hostr', 'uploads');
const userAgentCheck = function(userAgent) {
if (!userAgent){
return false;
}
return userAgent.match(/^(wget|curl|vagrant)/i);
};
const hotlinkCheck = function(file, userAgent, referrer) {
debug(file, userAgent, referrer);
return !userAgentCheck(userAgent) && !file.width && !(referrer.match(/^https:\/\/hostr.co/) || referrer.match(/^http:\/\/localhost:4040/))
};
export function* get(id, name, size) {
const file = yield this.db.Files.findOne({_id: id, 'file_name': name, 'status': 'active'});
this.assert(file, 404);
if (hotlinkCheck(file, this.headers['user-agent'], this.headers['referer'])) {
this.redirect('/' + id);
}
let localPath = path.join(storePath, file._id[0], file._id + '_' + file.file_name);
let remotePath = path.join(file._id[0], file._id + '_' + file.file_name);
if (size > 0) {
localPath = path.join(storePath, file._id[0], size, file._id + '_' + file.file_name);
remotePath = path.join(size, file._id + '_' + file.file_name);
}
let type = 'application/octet-stream';
if (file.width > 0) {
type = mime.lookup(file.file_name);
}
this.set('Content-type', type);
this.set('Expires', new Date(2020, 1).toISOString());
this.set('Cache-control', 'max-age=2592000');
this.body = yield hostrFileStream(localPath, remotePath);
}
export function* resized(size, id, name) {
yield get.call(this, id, name, size);
}
export function* landing(id, next) {
if (id === 'config.js') {
return yield next;
}
const file = yield this.db.Files.findOne({_id: id});
this.assert(file, 404);
if(userAgentCheck(this.headers['user-agent'])) {
return yield get.call(this, file._id, file.file_name);
}
const formattedFile = formatFile(file);
debug(formattedFile);
yield this.render('file', {file: formattedFile});
}