From 259d9dc3a2cbdf22533c3db2542e8840d51f9e29 Mon Sep 17 00:00:00 2001
From: David Baker <dave@matrix.org>
Date: Tue, 4 Aug 2015 14:49:01 +0100
Subject: [PATCH] Handle THREEPID_IN_USE error

---
 src/controllers/templates/Register.js | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/controllers/templates/Register.js b/src/controllers/templates/Register.js
index faff4c66fc..f76d2edbf9 100644
--- a/src/controllers/templates/Register.js
+++ b/src/controllers/templates/Register.js
@@ -242,10 +242,14 @@ module.exports = {
                     });
                     self.setStep('stage_m.login.email.identity');
                 }, function(error) {
-                    self.setState({
-                        busy: false,
-                        errorText: 'Unable to contact the given Home Server'
-                    });
+                    self.setStep('initial');
+                    var newState = {busy: false};
+                    if (error.errcode == 'THREEPID_IN_USE') {
+                        self.onBadFields({email: self.FieldErrors.InUse});
+                    } else {
+                        newState.errorText = 'Unable to contact the given Home Server';
+                    }
+                    self.setState(newState);
                 });
                 break;
             case 'm.login.recaptcha':