From 0f5181ccf4db2ba08ba90b71adafdd1a5704fd5b Mon Sep 17 00:00:00 2001
From: Henne Vogelsang <hvogel@opensuse.org>
Date: Tue, 29 Jan 2019 21:20:44 +0100
Subject: [PATCH] Introduces New Installation Page

If there are no users signed up and no conferences we show a page
informing people what they need to do.
---
 app/models/user.rb                           |  8 +++++---
 app/views/conferences/_new_install.html.haml | 21 ++++++++++++++++++++
 app/views/conferences/index.html.haml        |  4 +++-
 3 files changed, 29 insertions(+), 4 deletions(-)
 create mode 100644 app/views/conferences/_new_install.html.haml

diff --git a/app/models/user.rb b/app/models/user.rb
index 89fb97a9..12d58c54 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -265,12 +265,14 @@ class User < ApplicationRecord
     proposals(conference).count
   end
 
+  def self.empty?
+    User.count == 1 && User.first.email == 'deleted@localhost.osem'
+  end
+
   private
 
   def setup_role
-    if User.count == 1 && User.first.email == 'deleted@localhost.osem'
-      self.is_admin = true
-    end
+    self.is_admin = true if User.empty?
   end
 
   def touch_events
diff --git a/app/views/conferences/_new_install.html.haml b/app/views/conferences/_new_install.html.haml
new file mode 100644
index 00000000..1ec2bd02
--- /dev/null
+++ b/app/views/conferences/_new_install.html.haml
@@ -0,0 +1,21 @@
+.row
+  .col-md-12
+    .well
+      %h1
+        Welcome to your new
+        = link_to('https://osem.io') do
+          Open Source Event Manager
+        installation!
+      %p
+        The first user to
+        - if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
+          = link_to(new_ichain_registration_path('user')) do
+            sign up
+        - else
+          = link_to(new_registration_path('user')) do
+            sign up
+        will the be administrator of it.
+      %p
+        We hope you enjoy using OSEM, if you have any question don't hesitate to
+        = link_to('http://osem.io/#contact') do
+          contact us!
diff --git a/app/views/conferences/index.html.haml b/app/views/conferences/index.html.haml
index a3735478..5382989c 100644
--- a/app/views/conferences/index.html.haml
+++ b/app/views/conferences/index.html.haml
@@ -5,7 +5,7 @@
         %h2 Upcoming Conferences
   - @current.each do |conference|
     = render '/conferences/conference_details', conference: conference
-  -if @antiquated and @antiquated.any?
+  - if @antiquated and @antiquated.any?
     .row
       .col-md-12
         %p.text-right
@@ -18,6 +18,8 @@
     #antiquated.collapse
       - @antiquated.each do |conference|
         = render '/conferences/conference_details', conference: conference
+  - if @antiquated.empty? && @current.empty? && User.empty?
+    = render partial: 'new_install'
 
 -content_for :script_body do
   :javascript