From 8127181f983d7fe37a541736b37feb611d9078b8 Mon Sep 17 00:00:00 2001
From: Vladimir Krylov <vladimir.krylov@perfectline.co>
Date: Thu, 30 Jun 2016 11:48:18 +0300
Subject: [PATCH] Story#119627029 - more efficient update of checksums of
 existing records

---
 lib/tasks/legal_doc.rake | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/lib/tasks/legal_doc.rake b/lib/tasks/legal_doc.rake
index d1c8f003b..e2a00dfaa 100644
--- a/lib/tasks/legal_doc.rake
+++ b/lib/tasks/legal_doc.rake
@@ -8,17 +8,15 @@ namespace :legal_doc do
 
   desc 'Generate hash'
   task generate_hash: :environment do
-
     start = Time.zone.now.to_f
     puts '-----> Generating unique hash for legal documents'
     count = 0
 
-    LegalDocument.find_each do |x|
-
-      if File.exist?(x.path) && x.body_hash.blank?
+    LegalDocument.where(checksum: [nil, ""]).find_each do |x|
+      if File.exist?(x.path)
         digest = Digest::SHA1.new
         digest.update File.binread(x.path)
-        x.checksum = digest.hexdigest
+        x.checksum = digest.to_s
         x.save
         count += 1
       end