Refs #5430 @2h; Deactivate lines instead of destroying them

- Add `activate` and `deactivate` actions in `LinesController`, as well
as corresponding routes
- Add `activate!` and `deactivate!` methods in `Chouette::Line`, as well
as `activated?`
- Add `activate?` and `deactivate?` permissions in `LinePolicy`
- Add corresponding `action_links`in the Decorator
- Create helper for these actions
- Add an optional `'extra_class` to the Links
- Update styles for ".delete-action" to handle the case where there are
several
- Add I18n keys accordingly

1 files changed, 8 insertions, 0 deletions

diff --git a/app/policies/line_policy.rb b/app/policies/line_policy.rb
index 67ea0b611..e5674fbe2 100644
--- a/app/policies/line_policy.rb
+++ b/app/policies/line_policy.rb
@@ -14,6 +14,14 @@ class LinePolicy < ApplicationPolicy
     user.has_permission?('lines.destroy')
   end
 
+  def deactivate?
+    !record.deactivated? && user.has_permission?('lines.change_status')
+  end
+
+  def activate?
+    record.deactivated? && user.has_permission?('lines.change_status')
+  end
+
   def update?
     user.has_permission?('lines.update')
   end