class WayController < ApplicationController
require 'xml/libxml'
- before_filter :authorize
+ session :off
+ before_filter :authorize, :only => [:create, :update, :delete]
+ before_filter :check_write_availability, :only => [:create, :update, :delete]
+ before_filter :check_read_availability, :except => [:create, :update, :delete]
+ after_filter :compress_output
def create
- if request.put?
- way = Way.from_xml(request.raw_post, true)
+ begin
+ if request.put?
+ way = Way.from_xml(request.raw_post, true)
- if way
- way.user_id = @user.id
- if way.save_with_history
+ if way
+ way.create_with_history @user
+ render :text => way.id.to_s, :content_type => "text/plain"
+ else
+ render :nothing => true, :status => :bad_request
+ end
+ else
+ render :nothing => true, :status => :method_not_allowed
+ end
+ rescue OSM::APIError => ex
+ render ex.render_opts
+ end
+ end
+ def read
+ begin
+ way = Way.find(params[:id])
- render :text => way.id
- else
- render :nothing => true, :status => 500
+ response.headers['Last-Modified'] = way.timestamp.rfc822
+
+ if way.visible
+ render :text => way.to_xml.to_s, :content_type => "text/xml"
+ else
+ render :text => "", :status => :gone
+ end
+ rescue OSM::APIError => ex
+ render ex.render_opts
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
+ end
+ end
+
+ def update
+ begin
+ way = Way.find(params[:id])
+ new_way = Way.from_xml(request.raw_post)
+
+ if new_way and new_way.id == way.id
+ way.update_from(new_way, @user)
+ render :text => way.version.to_s, :content_type => "text/plain"
+ else
+ render :nothing => true, :status => :bad_request
+ end
+ rescue OSM::APIError => ex
+ render ex.render_opts
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
+ end
+ end
+
+ # This is the API call to delete a way
+ def delete
+ begin
+ way = Way.find(params[:id])
+ new_way = Way.from_xml(request.raw_post)
+
+ if new_way and new_way.id == way.id
+ way.delete_with_history!(new_way, @user)
+ render :text => way.version.to_s, :content_type => "text/plain"
+ else
+ render :nothing => true, :status => :bad_request
+ end
+ rescue OSM::APIError => ex
+ render ex.render_opts
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
+ end
+ end
+
+ def full
+ begin
+ way = Way.find(params[:id])
+
+ if way.visible
+ nd_ids = way.nds + [-1]
+ nodes = Node.find(:all, :conditions => ["visible = ? AND id IN (#{nd_ids.join(',')})", true])
+
+ # Render
+ doc = OSM::API.new.get_xml_doc
+ nodes.each do |node|
+ doc.root << node.to_xml_node()
end
- return
+ doc.root << way.to_xml_node()
+
+ render :text => doc.to_s, :content_type => "text/xml"
else
- render :nothing => true, :status => 400 # if we got here the doc didnt parse
- return
+ render :text => "", :status => :gone
end
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
+ end
+ end
+
+ def ways
+ begin
+ ids = params['ways'].split(',').collect { |w| w.to_i }
+ rescue
+ ids = []
end
- render :nothing => true, :status => 500 # something went very wrong
+ if ids.length > 0
+ doc = OSM::API.new.get_xml_doc
+
+ Way.find(ids).each do |way|
+ doc.root << way.to_xml_node
+ end
+
+ render :text => doc.to_s, :content_type => "text/xml"
+ else
+ render :nothing => true, :status => :bad_request
+ end
end
+ ##
+ # returns all the ways which are currently using the node given in the
+ # :id parameter. note that this used to return deleted ways as well, but
+ # this seemed not to be the expected behaviour, so it was removed.
+ def ways_for_node
+ wayids = WayNode.find(:all,
+ :conditions => ['node_id = ?', params[:id]]
+ ).collect { |ws| ws.id[0] }.uniq
+
+ doc = OSM::API.new.get_xml_doc
+
+ Way.find(wayids).each do |way|
+ doc.root << way.to_xml_node if way.visible
+ end
+
+ render :text => doc.to_s, :content_type => "text/xml"
+ end
end