fix group links 404

1 files changed, 16 insertions, 8 deletions

diff --git a/app/controllers/projects/group_links_controller.rb b/app/controllers/projects/group_links_controller.rb
index d0c4550733c..7a7475a7345 100644
--- a/app/controllers/projects/group_links_controller.rb
+++ b/app/controllers/projects/group_links_controller.rb
@@ -4,17 +4,25 @@ class Projects::GroupLinksController < Projects::ApplicationController
 
   def index
     @group_links = project.project_group_links.all
+
+    @skip_groups = @group_links.pluck(:group_id)
+    @skip_groups << project.group.try(:id)
   end
 
   def create
-    group = Group.find(params[:link_group_id])
-    return render_404 unless can?(current_user, :read_group, group)
-
-    project.project_group_links.create(
-      group: group,
-      group_access: params[:link_group_access],
-      expires_at: params[:expires_at]
-    )
+    group = Group.find(params[:link_group_id]) if params[:link_group_id].present?
+
+    if group
+      return render_404 unless can?(current_user, :read_group, group)
+
+      project.project_group_links.create(
+        group: group,
+        group_access: params[:link_group_access],
+        expires_at: params[:expires_at]
+      )
+    else
+      flash[:alert] = 'Please select a group.'
+    end
 
     redirect_to namespace_project_group_links_path(project.namespace, project)
   end