1 files changed, 20 insertions, 0 deletions
diff --git a/lib/api/pagination_params.rb b/lib/api/pagination_params.rb
index 85ac50d5bec..bdb69d0ba44 100644
--- a/lib/api/pagination_params.rb
+++ b/lib/api/pagination_params.rb
@@ -20,6 +20,26 @@ module API
           optional :page, type: Integer, default: 1, desc: 'Current page number'
           optional :per_page, type: Integer, default: 20, desc: 'Number of items per page', except_values: [0]
         end
+
+        def verify_pagination_params!
+          return if Feature.disabled?(:only_positive_pagination_values)
+
+          page = begin
+            Integer(params[:page])
+          rescue ArgumentError, TypeError
+            nil
+          end
+
+          return render_structured_api_error!({ error: 'page does not have a valid value' }, 400) if page&.< 1
+
+          per_page = begin
+            Integer(params[:per_page])
+          rescue ArgumentError, TypeError
+            nil
+          end
+
+          return render_structured_api_error!({ error: 'per_page does not have a valid value' }, 400) if per_page&.< 1
+        end
       end
     end
   end