Use an empty array for ruby 2.3 compatibility

[rails.git] / app / controllers / relation_controller.rb

diff --git a/app/controllers/relation_controller.rb b/app/controllers/relation_controller.rb
index 80fd519978fec4a74b0e17f35a1b0dcdedf886f4..059fb8d7e5bc32a7dca26128a705b800c4b0c16d 100644 (file)
--- a/app/controllers/relation_controller.rb
+++ b/app/controllers/relation_controller.rb
@@ -35,9 +35,7 @@ class RelationController < ApplicationController
     relation = Relation.find(params[:id])
     new_relation = Relation.from_xml(request.raw_post)
 
-    unless new_relation && new_relation.id == relation.id
-      raise OSM::APIBadUserInput, "The id in the url (#{relation.id}) is not the same as provided in the xml (#{new_relation.id})"
-    end
+    raise OSM::APIBadUserInput, "The id in the url (#{relation.id}) is not the same as provided in the xml (#{new_relation.id})" unless new_relation && new_relation.id == relation.id
 
     relation.update_from new_relation, current_user
     render :plain => relation.version.to_s
@@ -91,7 +89,6 @@ class RelationController < ApplicationController
       # create XML.
       doc = OSM::API.new.get_xml_doc
       visible_nodes = {}
-      visible_members = { "Node" => {}, "Way" => {}, "Relation" => {} }
       changeset_cache = {}
       user_display_name_cache = {}
 
@@ -100,25 +97,22 @@ class RelationController < ApplicationController
 
         doc.root << node.to_xml_node(changeset_cache, user_display_name_cache)
         visible_nodes[node.id] = node
-        visible_members["Node"][node.id] = true
       end
 
       ways.each do |way|
         next unless way.visible? # should be unnecessary if data is consistent.
 
         doc.root << way.to_xml_node(visible_nodes, changeset_cache, user_display_name_cache)
-        visible_members["Way"][way.id] = true
       end
 
       relations.each do |rel|
         next unless rel.visible? # should be unnecessary if data is consistent.
 
-        doc.root << rel.to_xml_node(nil, changeset_cache, user_display_name_cache)
-        visible_members["Relation"][rel.id] = true
+        doc.root << rel.to_xml_node(changeset_cache, user_display_name_cache)
       end
 
       # finally add self and output
-      doc.root << relation.to_xml_node(visible_members, changeset_cache, user_display_name_cache)
+      doc.root << relation.to_xml_node(changeset_cache, user_display_name_cache)
       render :xml => doc.to_s
 
     else
@@ -127,15 +121,11 @@ class RelationController < ApplicationController
   end
 
   def relations
-    unless params["relations"]
-      raise OSM::APIBadUserInput, "The parameter relations is required, and must be of the form relations=id[,id[,id...]]"
-    end
+    raise OSM::APIBadUserInput, "The parameter relations is required, and must be of the form relations=id[,id[,id...]]" unless params["relations"]
 
     ids = params["relations"].split(",").collect(&:to_i)
 
-    if ids.empty?
-      raise OSM::APIBadUserInput, "No relations were given to search for"
-    end
+    raise OSM::APIBadUserInput, "No relations were given to search for" if ids.empty?
 
     doc = OSM::API.new.get_xml_doc