From 908929210b38acb1c4d754b62920c554c29c240b Mon Sep 17 00:00:00 2001
From: Eric Frias <efrias@syncad.com>
Date: Tue, 30 Aug 2016 14:18:21 -0400
Subject: [PATCH] Prevent creation of accounts with the same name as dividend
 distribution accounts

---
 libraries/chain/protocol/account.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/libraries/chain/protocol/account.cpp b/libraries/chain/protocol/account.cpp
index b3ad9e00..ce6812da 100644
--- a/libraries/chain/protocol/account.cpp
+++ b/libraries/chain/protocol/account.cpp
@@ -22,7 +22,8 @@
  * THE SOFTWARE.
  */
 #include <graphene/chain/protocol/account.hpp>
-
+#include <graphene/chain/hardfork.hpp>
+#include <boost/algorithm/string/predicate.hpp>
 namespace graphene { namespace chain {
 
 /**
@@ -118,6 +119,12 @@ bool is_valid_name( const string& name )
           break;
        begin = end+1;
     }
+
+    // only dividend distribution accounts linked to a dividend asset can end in -dividend-distribution, and
+    // these can only be created as a side-effect of the asset_update_dividend_operation
+    if( boost::algorithm::ends_with(name, "-dividend-distribution") )
+       return false;
+
     return true;
 }