Welcome screen displays 'Continue with authorization'

do not hide notes

app/controllers/users_controller.rb

@@ -199,8 +199,9 @@ class UsersController < ApplicationController
 
           referer = welcome_path
 
+          uri = URI(session[:referer]) if session[:referer].present?
+
           begin
-            uri = URI(session[:referer])
             %r{map=(.*)/(.*)/(.*)}.match(uri.fragment) do |m|
               editor = Rack::Utils.parse_query(uri.query).slice("editor")
               referer = welcome_path({ "zoom" => m[1],
@@ -212,6 +213,7 @@ class UsersController < ApplicationController
           end
 
           if current_user.status == "active"
+            referer = welcome_path({"oauth_return_url" => uri.to_s}) if uri&.path == oauth_authorization_path
             session[:referer] = referer
             successful_login(current_user)
           else

app/views/site/welcome.html.erb

@@ -60,7 +60,13 @@
 </div>
 
 <div class='clearfix text-center'>
-  <p class="display-5"><a href="<%= edit_path %>" class="button start-mapping"><%= t ".start_mapping" %></a></p>
+  <p class="display-5">
+<% if params[:oauth_return_url] %>
+  <a class="btn btn-primary" href="<%= params[:oauth_return_url] %>"><%= t ".continue_authorization" %></a>
+<% else %>
+  <a class="button btn btn-primary start-mapping" href="<%= edit_path %>"><%= t ".start_mapping" %></a>
+<% end %>
+  </p>
 </div>
 
 <div class='alert alert-primary'>

config/locales/en.yml

@@ -2382,6 +2382,7 @@ en:
         automated_edits: Automated Edits
         automated_edits_url: https://wiki.openstreetmap.org/wiki/Automated_Edits_code_of_conduct
       start_mapping: Start Mapping
+      continue_authorization: Continue Authorization
       add_a_note:
         title: No Time To Edit? Add a Note!
         para_1: |