From 146e089e28fbda936955ce74fc1f2214418633c5 Mon Sep 17 00:00:00 2001
From: Ian Coleman <coleman.ian@gmail.com>
Date: Tue, 23 Aug 2016 11:07:37 +1000
Subject: [PATCH] Hardened Addresses checkbox

This closes issue #25
---
 src/index.html  |  7 +++++++
 src/js/index.js | 15 ++++++++++++++-
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/index.html b/src/index.html
index fcdf109..25e30fc 100644
--- a/src/index.html
+++ b/src/index.html
@@ -186,6 +186,13 @@
                                         <input id="bip32-path" type="text" class="path form-control" value="m/0">
                                     </div>
                                 </div>
+                                <div class="form-group">
+                                    <div class="col-sm-2"></div>
+                                    <label class="col-sm-10">
+                                        <input class="hardened-addresses" type="checkbox">
+                                        Use hardened addresses
+                                    </label>
+                                </div>
                                 <div class="form-group">
                                     <label class="col-sm-2 control-label">Hive Wallet</label>
                                     <div class="col-sm-10">
diff --git a/src/js/index.js b/src/js/index.js
index 88e891c..68f1cda 100644
--- a/src/js/index.js
+++ b/src/js/index.js
@@ -35,6 +35,7 @@
     DOM.bip44account = $("#bip44 .account");
     DOM.bip44change = $("#bip44 .change");
     DOM.strength = $(".strength");
+    DOM.hardenedAddresses = $(".hardened-addresses");
     DOM.addresses = $(".addresses");
     DOM.rowsToAdd = $(".rows-to-add");
     DOM.more = $(".more");
@@ -58,6 +59,7 @@
         DOM.bip44account.on("input", calcForDerivationPath);
         DOM.bip44change.on("input", calcForDerivationPath);
         DOM.tab.on("shown.bs.tab", calcForDerivationPath);
+        DOM.hardenedAddresses.on("change", calcForDerivationPath);
         DOM.indexToggle.on("click", toggleIndexes);
         DOM.addressToggle.on("click", toggleAddresses);
         DOM.privateKeyToggle.on("click", togglePrivateKeys);
@@ -362,16 +364,27 @@
 
     function TableRow(index) {
 
+        var useHardenedAddresses = DOM.hardenedAddresses.prop("checked");
+
         function init() {
             calculateValues();
         }
 
         function calculateValues() {
             setTimeout(function() {
-                var key = bip32ExtendedKey.derive(index);
+                var key = "";
+                if (useHardenedAddresses) {
+                    key = bip32ExtendedKey.deriveHardened(index);
+                }
+                else {
+                    key = bip32ExtendedKey.derive(index);
+                }
                 var address = key.getAddress().toString();
                 var privkey = key.privKey.toWIF(network);
                 var indexText = getDerivationPath() + "/" + index;
+                if (useHardenedAddresses) {
+                    indexText = indexText + "'";
+                }
                 addAddressToList(indexText, address, privkey);
             }, 50)
         }
-- 
2.41.0