@@ -28,7 +28,7 @@ class WsRosterController < WebsocketRails::BaseController

         clients.each do |credentials|

             begin

-                client = Signin.try_login(credentials["jid"], credentials["pass"])

+                client = Signin.try_login(credentials['jid'], credentials['pass'])

                 connection_store[:clients] << client

             rescue Signin::LoginError

                 send_message 'app.client.cannot_connect', true

@@ -150,12 +150,12 @@ class WsRosterController < WebsocketRails::BaseController

         vcard = Jabber::Vcard::Helper.get(me, contact_jid)

         { name: pull_name_from_vcard(vcard) || contact_jid,

-          avatar: vcard["PHOTO/TYPE"] && ('data:' + vcard["PHOTO/TYPE"] + ';base64,' + vcard["PHOTO/BINVAL"]) || ''

+          avatar: vcard['PHOTO/TYPE'] && ('data:' + vcard['PHOTO/TYPE'] + ';base64,' + vcard['PHOTO/BINVAL']) || ''

         }

     end

     def pull_name_from_vcard(vcard)

-        vcard && (vcard["FN"] || vcard["NICKNAME"])

+        vcard && (vcard['FN'] || vcard['NICKNAME'])

     end

     def uniform_presence(xmpp_presence)