X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/8e976fbac165155366923a66a93868b48d665f85..eedf8a55e4e14d8721b209201b2bdd96d5b6738e:/app/controllers/api/changesets_controller.rb

diff --git a/app/controllers/api/changesets_controller.rb b/app/controllers/api/changesets_controller.rb
index 56070951a..0dffd4de2 100644
--- a/app/controllers/api/changesets_controller.rb
+++ b/app/controllers/api/changesets_controller.rb
@@ -171,7 +171,7 @@ module Api
       changesets = conditions_ids(changesets, params["changesets"])
 
       # sort and limit the changesets
-      changesets = changesets.order("created_at DESC").limit(100)
+      changesets = changesets.order("created_at DESC").limit(result_limit)
 
       # preload users, tags and comments, and render result
       @changesets = changesets.preload(:user, :changeset_tags, :comments)
@@ -383,5 +383,19 @@ module Api
         changesets.where(:id => ids)
       end
     end
+
+    ##
+    # Get the maximum number of results to return
+    def result_limit
+      if params[:limit]
+        if params[:limit].to_i.positive? && params[:limit].to_i <= Settings.max_changeset_query_limit
+          params[:limit].to_i
+        else
+          raise OSM::APIBadUserInput, "Changeset limit must be between 1 and #{Settings.max_changeset_query_limit}"
+        end
+      else
+        Settings.default_changeset_query_limit
+      end
+    end
   end
 end