From 8d6ac4afcc3d8aae1a18e30d05847115dd8a9b91 Mon Sep 17 00:00:00 2001
From: Flummi <flummi@srv.fail>
Date: Mon, 28 Nov 2016 08:25:23 +0100
Subject: [PATCH] +404

---
 src/websrv.js | 51 ++++++++++++++++++++++-----------------------------
 1 file changed, 22 insertions(+), 29 deletions(-)

diff --git a/src/websrv.js b/src/websrv.js
index 8494b77..884a4bc 100644
--- a/src/websrv.js
+++ b/src/websrv.js
@@ -181,22 +181,29 @@ function Websrv(tlib) {
             var start = 0;
             var end = 0;
             var range = req.headers['range'];
-            var stat = fs.statSync(filePath);
-            if(range != null) {
-              start = parseInt(range.slice(range.indexOf('bytes=')+6, range.indexOf('-')));
-              end = parseInt(range.slice(range.indexOf('-')+1, range.length));
-            }
-            if(isNaN(end) || end == 0) end = stat.size-1;
-            if(start > end) return;
-            res.writeHead(206, {
-              'Connection':'close',
-              'Content-Type':contentType,
-              'Content-Length':end - start,
-              'Content-Range':'bytes '+start+'-'+end+'/'+stat.size,
-              'Transfer-Encoding':'chunked'
+            fs.stat(filePath, (err, stat) => {
+              if(!err) {
+                if(range != null) {
+                  start = parseInt(range.slice(range.indexOf('bytes=')+6, range.indexOf('-')));
+                  end = parseInt(range.slice(range.indexOf('-')+1, range.length));
+                }
+                if(isNaN(end) || end == 0) end = stat.size-1;
+                if(start > end) return;
+                res.writeHead(206, {
+                  'Connection':'close',
+                  'Content-Type':contentType,
+                  'Content-Length':end - start,
+                  'Content-Range':'bytes '+start+'-'+end+'/'+stat.size,
+                  'Transfer-Encoding':'chunked'
+                });
+                var stream = fs.createReadStream(filePath, { flags: 'r', start: start, end: end});
+                stream.pipe(res);
+              }
+              else {
+                res.writeHead(200, { 'Content-Type': contentType });
+                res.end('404 - f0ck you', 'utf-8');
+              }
             });
-            var stream = fs.createReadStream(filePath, { flags: 'r', start: start, end: end});
-            stream.pipe(res);
           }
           else {
             fs.readFile(filePath, (error, content) => {
@@ -218,20 +225,6 @@ function Websrv(tlib) {
             });
           }
         }
-          /*fs.readFile(filePath, (error, content) => {
-            if(error) {
-              if(error.code == 'ENOENT') {
-                res.writeHead(200, { 'Content-Type': contentType });
-                res.end('404 - f0ck you', 'utf-8');
-              }
-              else {
-                res.writeHead(500);
-                res.end('Sorry, check with the site admin for error: '+error.code+' ..\n');
-                res.end();
-              }
-            }
-          });*/
-        //}
         else if(filePath.match(/^\.\/api/i)) { // api
           var url = filePath.split('/');
           if(url[2] === undefined) { // Mainpage