From 85f14397044dda056526f3025d9ee4dd2705e540 Mon Sep 17 00:00:00 2001
From: Matias Alejo Garcia <ematiu@gmail.com>
Date: Fri, 25 Sep 2015 17:24:15 -0300
Subject: [PATCH] fix mnemonics with priv key is encrypted

---
 public/views/backup.html     | 12 ++++++++--
 src/js/controllers/backup.js | 44 +++++++++++++++++++++++++++++-------
 src/js/services/bwsError.js  |  2 ++
 3 files changed, 48 insertions(+), 10 deletions(-)

diff --git a/public/views/backup.html b/public/views/backup.html
index 1abfba1a3..9ff0eaf4a 100644
--- a/public/views/backup.html
+++ b/public/views/backup.html
@@ -5,9 +5,17 @@
 </div>
 
 
-
 <div class="content p20v" ng-controller="wordsController as wordsC">
 
+
+  <div class="box-notification" ng-show="wordsC.error">
+    <span class="text-warning">
+    {{wordsC.error|translate}}
+    </span>
+  </div>
+
+
+
   <div ng-show="wordsC.mnemonicWords">
     <div class="row"  ng-show="index.n==1">
       <div class="m10t columns size-14 text-gray">
@@ -46,7 +54,7 @@
     </div>
   </div>
  
-  <div class="row m20t" ng-show="!wordsC.mnemonicWords">
+  <div class="row m20t" ng-show="!wordsC.mnemonicWords && !wordsC.credentialsEncrypted">
     <div class="columns size-14 text-gray text-center" translate>
         Wallet seed not available. You can still export it from Advanced &gt; Export.
     </div>
diff --git a/src/js/controllers/backup.js b/src/js/controllers/backup.js
index ac262d0d6..f99f1a946 100644
--- a/src/js/controllers/backup.js
+++ b/src/js/controllers/backup.js
@@ -1,13 +1,14 @@
 'use strict';
 
 angular.module('copayApp.controllers').controller('wordsController',
-  function($rootScope, $scope, $timeout, profileService, go, gettext, confirmDialog, notification) {
+  function($rootScope, $scope, $timeout, profileService, go, gettext, confirmDialog, notification, bwsError, $log) {
 
     var msg = gettext('Are you sure you want to delete the backup words?');
     var successMsg = gettext('Backup words deleted');
-
     this.show = false;
 
+    var self = this;
+
     this.toggle = function() {
       this.show = !this.show;
 
@@ -32,13 +33,40 @@ angular.module('copayApp.controllers').controller('wordsController',
       });
     };
 
+
+    $scope.$on('$destroy', function() {
+      profileService.lockFC();
+    });
+
+
+    function setWords(words) {
+      if (words) {
+        self.mnemonicWords = words.split(/[\u3000\s]+/);
+        self.mnemonicHasPassphrase = fc.mnemonicHasPassphrase();
+        self.useIdeograms = words.indexOf("\u3000") >= 0;
+      }
+    };
+
     var fc = profileService.focusedClient;
-    var words = fc.getMnemonic();
+    try {
+      setWords(fc.getMnemonic());
+    } catch (e) {
+      if (e.message && e.message.match(/encrypted/) && fc.isPrivKeyEncrypted()) {
+        self.credentialsEncrypted = true;
 
-    if (words) {
-      this.mnemonicWords = words.split(/[\u3000\s]+/);
-      this.mnemonicHasPassphrase = fc.mnemonicHasPassphrase();
-      this.useIdeograms = words.indexOf("\u3000") >= 0;
+        $timeout(function(){
+          $scope.$apply();
+        }, 1);
+
+        profileService.unlockFC(function(err) {
+          if (err) {
+            self.error = bwsError.msg(err, gettext('Could not decrypt'));
+            $log.warn('Error decrypting credentials:',self.error); //TODO
+            return;
+          }
+          self.credentialsEncrypted = false;
+          setWords(fc.getMnemonic());
+        });
+      } 
     }
-
   });
diff --git a/src/js/services/bwsError.js b/src/js/services/bwsError.js
index 6e59a8ffc..a4fde659d 100644
--- a/src/js/services/bwsError.js
+++ b/src/js/services/bwsError.js
@@ -103,6 +103,8 @@ angular.module('copayApp.services')
             body =  err.message  || err.code;
             break;
         }
+      } else if (err.message) {
+        body = gettextCatalog.getString(err.message);
       } else {
         body = gettextCatalog.getString(err);
       }