class RelationController < ApplicationController
- require 'xml/libxml'
+ require "xml/libxml"
skip_before_filter :verify_authenticity_token
before_filter :authorize, :only => [:create, :update, :delete]
# first find the ids of nodes, ways and relations referenced by this
# relation - note that we exclude this relation just in case.
- node_ids = relation.members.select { |m| m[0] == 'Node' }.map { |m| m[1] }
- way_ids = relation.members.select { |m| m[0] == 'Way' }.map { |m| m[1] }
- relation_ids = relation.members.select { |m| m[0] == 'Relation' && m[1] != relation.id }.map { |m| m[1] }
+ node_ids = relation.members.select { |m| m[0] == "Node" }.map { |m| m[1] }
+ way_ids = relation.members.select { |m| m[0] == "Way" }.map { |m| m[1] }
+ relation_ids = relation.members.select { |m| m[0] == "Relation" && m[1] != relation.id }.map { |m| m[1] }
# next load the relations and the ways.
user_display_name_cache = {}
nodes.each do |node|
- if node.visible? # should be unnecessary if data is consistent.
- doc.root << node.to_xml_node(changeset_cache, user_display_name_cache)
- visible_nodes[node.id] = node
- visible_members["Node"][node.id] = true
- end
+ next unless node.visible? # should be unnecessary if data is consistent.
+
+ 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|
- if 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
+ 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|
- if 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
- end
+ 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
end
+
# finally add self and output
doc.root << relation.to_xml_node(visible_members, changeset_cache, user_display_name_cache)
render :text => doc.to_s, :content_type => "text/xml"
end
def relations
- unless params['relations']
+ unless params["relations"]
fail OSM::APIBadUserInput.new("The parameter relations is required, and must be of the form relations=id[,id[,id...]]")
end
- ids = params['relations'].split(',').collect(&:to_i)
+ ids = params["relations"].split(",").collect(&:to_i)
if ids.length == 0
fail OSM::APIBadUserInput.new("No relations were given to search for")