Add legal links to Help modal

app/assets/stylesheets/base.css.scss

@@ -153,3 +153,26 @@ span.caret {
   padding-inline-start: 0;
   white-space: pre-wrap;
 }
+
+.modal-footer {
+  ul.horizontal {
+    list-style: none;
+    padding: 0;
+    display: inline;
+
+    li {
+      display: inline;
+    }
+
+    &.dash {
+      li:after {
+        // \00a0 is for  , \2013 for –
+        content: "\00a0\2013\00a0";
+      }
+    }
+
+    li:last-child:after {
+      content: "";
+    }
+  }
+}

app/controllers/application_controller.rb

@@ -6,6 +6,7 @@ class ApplicationController < ActionController::Base
 
   MEMBER_ACTIONS = %i[destroy edit show update].freeze
   RENDER_HOST = CodeOcean::Config.new(:code_ocean).read[:render_host]
+  LEGAL_SETTINGS = CodeOcean::Config.new(:code_ocean).read[:legal] || {}
 
   before_action :deny_access_from_render_host
   after_action :verify_authorized, except: %i[welcome]

app/views/application/help.html.slim

@@ -4,3 +4,10 @@
 - if local_assigns.has_key?(:execution_environment)
   h2 = t('shared.help.execution_environment_specific_help', execution_environment: execution_environment)
   = render_markdown(execution_environment.help)
+
+- content_for :modal_footer do
+  - if ApplicationController::LEGAL_SETTINGS.present?
+    ul.horizontal.dash.pull-start
+      - ApplicationController::LEGAL_SETTINGS.each do |name, link|
+        li
+          = link_to(t("shared.help.#{name.delete_suffix('_url')}"), link, target: '_blank', rel: 'noopener')

app/views/shared/_modal.html.slim

@@ -11,3 +11,4 @@
         - else
           = render(layout: false, locals: (local_assigns[:template_variables] || {}).merge(modal: true), template: template)
       .modal-footer
+        = yield(:modal_footer)