print short hash on index

routes/index.js

@@ -1,17 +1,23 @@
 var models = require('../models');
 var express = require('express');
 var router = express.Router();
+var HeightOffset = require('../config/config')['syncHeightOffset'] || 0;
 
-function formatRate(bytes, decimals = 2) {
-    if (bytes === 0) return '0 Bytes';
+function formatRate(hashrate, decimals = 2) {
+    if (hashrate === 0) return '0 H/s';
 
     const k = 1000;
     const dm = decimals < 0 ? 0 : decimals;
     const sizes = ['H/s', 'KH/s', 'MH/s', 'GH/s', 'TH/s', 'PH/s', 'EH/s', 'ZH/s', 'YH/s'];
 
-    const i = Math.floor(Math.log(bytes) / Math.log(k));
+    const i = Math.floor(Math.log(hashrate) / Math.log(k));
 
-    return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
+    return parseFloat((hashrate / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
+}
+
+function shorterHash(hash) {
+    var parts = hash.match(/[\s\S]{1,14}/g) || [];
+    return parts[0] + '...' + parts[parts.length-1];
 }
 
 /* GET home page. */
@@ -26,8 +32,10 @@ router.get('/', async function(req, res, next) {
     arrayItem.ago = arrayItem.time.toUTCString().substring(5);
     arrayItem.difficulty = parseFloat(arrayItem.difficulty).toFixed(8);
     arrayItem.hashrate = formatRate(arrayItem.hashrate, 4);
+    arrayItem.hash_short = shorterHash(arrayItem.hash);
   });
   res.render('index', {
+    HeightOffset,
     blocks,
   });
 });

views/index.pug

@@ -1,7 +1,7 @@
 extends layout
 
 block content
-  h3 Last 50 blocks
+  h3 Last 50 blocks (with delay for #{HeightOffset} blocks)
 
   table
     tr
@@ -22,4 +22,4 @@ block content
         td #{block.difficulty}
         td #{block.hashrate}
         td
-          a(href='/block/' + block.hash + '/') #{block.hash}
+          a(href='/block/' + block.hash + '/') #{block.hash_short}