module Api
class MapController < ApiController
- before_action :api_deny_access_handler
-
authorize_resource :class => false
before_action :check_api_readable
# check boundary is sane and area within defined
# see /config/application.yml
begin
- bbox = BoundingBox.from_bbox_params(params)
- bbox.check_boundaries
- bbox.check_size
- rescue StandardError => err
- report_error(err.message)
+ @bounds = BoundingBox.from_bbox_params(params)
+ @bounds.check_boundaries
+ @bounds.check_size
+ rescue StandardError => e
+ report_error(e.message)
return
end
- nodes = Node.bbox(bbox).where(:visible => true).includes(:node_tags).limit(Settings.max_number_of_nodes + 1)
+ nodes = Node.bbox(@bounds).where(:visible => true).includes(:node_tags).limit(Settings.max_number_of_nodes + 1)
node_ids = nodes.collect(&:id)
if node_ids.length > Settings.max_number_of_nodes
return
end
- doc = OSM::API.new.get_xml_doc
-
- # add bounds
- doc.root << bbox.add_bounds_to(XML::Node.new("bounds"))
-
# get ways
# find which ways are needed
ways = []
nodes += Node.includes(:node_tags).find(nodes_to_fetch) unless nodes_to_fetch.empty?
visible_nodes = {}
- changeset_cache = {}
- user_display_name_cache = {}
-
+ @nodes = []
nodes.each do |node|
if node.visible?
- doc.root << node.to_xml_node(changeset_cache, user_display_name_cache)
visible_nodes[node.id] = node
+ @nodes << node
end
end
+ @ways = []
way_ids = []
ways.each do |way|
if way.visible?
- doc.root << way.to_xml_node(visible_nodes, changeset_cache, user_display_name_cache)
way_ids << way.id
+ @ways << way
end
end
- relations = Relation.nodes(visible_nodes.keys).visible +
- Relation.ways(way_ids).visible
+ @relations = Relation.nodes(visible_nodes.keys).visible +
+ Relation.ways(way_ids).visible
# we do not normally return the "other" partners referenced by an relation,
# e.g. if we return a way A that is referenced by relation X, and there's
# another way B also referenced, that is not returned. But we do make
# an exception for cases where an relation references another *relation*;
# in that case we return that as well (but we don't go recursive here)
- relations += Relation.relations(relations.collect(&:id)).visible
+ @relations += Relation.relations(@relations.collect(&:id)).visible
# this "uniq" may be slightly inefficient; it may be better to first collect and output
# all node-related relations, then find the *not yet covered* way-related ones etc.
- relations.uniq.each do |relation|
- doc.root << relation.to_xml_node(changeset_cache, user_display_name_cache)
- end
+ @relations.uniq!
response.headers["Content-Disposition"] = "attachment; filename=\"map.osm\""
-
- render :xml => doc.to_s
+ # Render the result
+ render :formats => [:xml]
end
end
end