Lay the ground works to submit information to Akismet

- New concern `AkismetSubmittable` to allow issues and other `Spammable` models to be submitted to Akismet.
- New model `UserAgentDetail` to store information needed for Akismet.
- Services needed for their creation and tests.

1 files changed, 16 insertions, 0 deletions

diff --git a/app/models/user_agent_detail.rb b/app/models/user_agent_detail.rb
new file mode 100644
index 00000000000..6d76dff20e3
--- /dev/null
+++ b/app/models/user_agent_detail.rb
@@ -0,0 +1,16 @@
+class UserAgentDetail < ActiveRecord::Base
+  belongs_to :subject, polymorphic: true
+
+  validates :user_agent,
+            presence: true
+  validates :ip_address,
+            presence: true
+  validates :subject_id,
+            presence: true
+  validates :subject_type,
+            presence: true
+
+  def submittable?
+    user_agent.present? && ip_address.present?
+  end
+end