Adds button to "Create and follow" when adding a subtask from the parent issue. Now the user have the following options:

* Create: redirects the user to the parent task (existing behaviour)
* Create and follow: redirects the user to the newly created subtask (new behaviour)
* Create and add another: redirects the user to new subtask (existing behaviour).

(#29076).

git-svn-id: http://svn.redmine.org/redmine/trunk@21269 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/issues_controller.rb

@@ -701,6 +701,8 @@ class IssuesController < ApplicationController
         url_params[:issue][:project_id] = @issue.project_id
         redirect_to new_issue_path(url_params)
       end
+    elsif params[:follow]
+      redirect_to issue_path(@issue)
     else
       redirect_back_or_default issue_path(@issue)
     end

app/views/issues/new.html.erb

@@ -38,6 +38,9 @@
   </div>
 
   <%= submit_tag l(:button_create) %>
+  <% if params[:back_url] && params[:issue] && params[:issue][:parent_issue_id] %>
+    <%= submit_tag l(:button_create_and_follow), name: 'follow' %>
+  <% end %>
   <%= submit_tag l(:button_create_and_continue), :name => 'continue' %>
 <% end %>
 

config/locales/en.yml

@@ -1186,6 +1186,7 @@ en:
   button_save_object: "Save %{object_name}"
   button_edit_object: "Edit %{object_name}"
   button_delete_object: "Delete %{object_name}"
+  button_create_and_follow: Create and follow
 
   status_active: active
   status_registered: registered

test/functional/issues_controller_test.rb

@@ -3212,6 +3212,11 @@ class IssuesControllerTest < Redmine::ControllerTest
       assert_select 'select[name=?]', 'issue[done_ratio]'
       assert_select 'input[name=?][value=?]', 'issue[custom_field_values][2]', 'Default string'
       assert_select 'input[name=?]', 'issue[watcher_user_ids][]'
+
+      # Assert submit buttons
+      assert_select 'input[type=submit][name=?]', 'commit'
+      assert_select 'input[type=submit][name=?]', 'continue'
+      assert_select 'input[type=submit][name=?]', 'follow', 0
     end
 
     # Be sure we don't display inactive IssuePriorities
@@ -3824,6 +3829,25 @@ class IssuesControllerTest < Redmine::ControllerTest
     assert_select 'div#trackers_description', 0
   end
 
+  def test_get_new_should_show_create_and_follow_button_when_issue_is_subtask_and_back_urL_is_present
+    @request.session[:user_id] = 2
+    get :new, params: {
+      project_id: 1,
+      issue: {
+        parent_issue_id: 2
+      },
+      back_url: "/issues/2"
+    }
+    assert_response :success
+
+    assert_select 'form#issue-form' do
+      # Assert submit buttons
+      assert_select 'input[type=submit][name=?]', 'commit'
+      assert_select 'input[type=submit][name=?]', 'continue'
+      assert_select 'input[type=submit][name=?]', 'follow'
+    end
+  end
+
   def test_update_form_for_new_issue
     @request.session[:user_id] = 2
     post(