Homepage url (#166)

* fixes #160 - Link 'home' button to marketing site

* add -

* new logic to redirect to home based on the application

Author: dquach217

app/views/layouts/_header.html.haml

@@ -1,12 +1,13 @@
+- homepage_url = HackathonConfig['homepage_url'].presence || root_path
 .header
   .header__wrapper.account-nav__wrapper
     - if HackathonConfig['logo_asset'].present?
       .header-logo
-        = link_to root_path do
+        = link_to homepage_url do
           = image_tag HackathonConfig['logo_asset'], id: 'logo', alt: "#{HackathonConfig['name']} logo", title: HackathonConfig['name'], class: 'header-logo__image'
     - else
       .header-nav
-        = btn_link_to "Home", root_path
+        = btn_link_to "Home", homepage_url
     .header-nav
       - if user_signed_in?
         - if current_user.admin?

config/app.yml

@@ -16,6 +16,7 @@ defaults: &defaults
   agreement_pdf_asset: agreement.pdf
   email_from: '"HackFoo" <[email protected]>'
   default_page_title: HackFoo - Jan 1-2, 2017
+  homepage_url: ""
 
   disabled_fields: ""
   disclaimer_message: ""