From 745d88bf29d269dbbfd2cf86f2ee2ca1494073ce Mon Sep 17 00:00:00 2001
From: Offray Luna <offray.luna@mutabit.com>
Date: Fri, 30 Sep 2016 16:33:45 +0000
Subject: [PATCH] Implemeting hashing verification for solving the bug reported
 in:

http://mutabit.com/repos.fossil/grafoscopio/info/05e57145296f9fa4
---
 repository/Grafoscopio/ExternalApp.class.st | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/repository/Grafoscopio/ExternalApp.class.st b/repository/Grafoscopio/ExternalApp.class.st
index 852d684..6c376af 100644
--- a/repository/Grafoscopio/ExternalApp.class.st
+++ b/repository/Grafoscopio/ExternalApp.class.st
@@ -41,6 +41,14 @@ ExternalApp class >> configurePandoc [
 
 ]
 
+{ #category : #installation }
+ExternalApp class >> file: aFileName hasHash: aSHAString [
+	
+	aSHAString  = (SHA1 new hashMessage: aFileName asFileReference binaryReadStream contents) hex
+		ifFalse: [ ^ false ]
+		ifTrue: [ ^ true ].
+]
+
 { #category : #installation }
 ExternalApp class >> installSQLite32Bits [
 	"I dowload the SQLite binary for the hosting platform, uncompress it and made it available as with the name