From 0bdafc273fceec02437be49ab017b71b436b14ac Mon Sep 17 00:00:00 2001
From: Andre Medeiros <me@andremedeiros.info>
Date: Fri, 21 Sep 2018 16:52:28 -0400
Subject: [PATCH] Fetch IPFS dir hash deterministically

---
 lib/modules/ipfs/upload.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/lib/modules/ipfs/upload.js b/lib/modules/ipfs/upload.js
index 23b410f55..b53cde3d0 100644
--- a/lib/modules/ipfs/upload.js
+++ b/lib/modules/ipfs/upload.js
@@ -2,8 +2,9 @@ require('colors');
 let async = require('async');
 let shelljs = require('shelljs');
 
-class IPFS {
+const path = require('path');
 
+class IPFS {
   constructor(options) {
     this.options = options;
     this.buildDir = options.buildDir || 'dist/';
@@ -35,11 +36,11 @@ class IPFS {
         });
       },
       function getHashFromOutput(result, callback) {
-        let rows = result.split("\n");
-        let dir_row = rows[rows.length - 2];
-        let dir_hash = dir_row.split(" ")[1];
+        const pattern = `added ([a-zA-Z1-9]{46}) ${path.basename(self.buildDir)}\n`;
+        const regex = RegExp(pattern, 'm');
+        const dirHash = result.match(regex)[1];
 
-        callback(null, dir_hash);
+        callback(null, dirHash);
       },
       function printUrls(dir_hash, callback) {
         console.log(("=== " + __("DApp available at") + " http://localhost:8080/ipfs/" + dir_hash + "/").green);