-class WayController < ApplicationController\r
- require 'xml/libxml'
+class WayController < ApplicationController
+ require "xml/libxml"
+
+ skip_before_action :verify_authenticity_token
+ before_action :authorize, :only => [:create, :update, :delete]
+ before_action :require_allow_write_api, :only => [:create, :update, :delete]
+ before_action :require_public_data, :only => [:create, :update, :delete]
+ before_action :check_api_writable, :only => [:create, :update, :delete]
+ before_action :check_api_readable, :except => [:create, :update, :delete]
+ around_action :api_call_handle_error, :api_call_timeout
- before_filter :authorize
- after_filter :compress_output
-\r
def create
- if request.put?
- way = Way.from_xml(request.raw_post, true)
-
- if way
- way.user_id = @user.id
- unless way.preconditions_ok? # are the segments (and their nodes) visible?
- render :nothing => true, :status => 412
- return
- end
+ assert_method :put
- if way.save_with_history
- render :text => way.id.to_s
- return
- else
- render :nothing => true, :status => 500
- return
- end
- return
- else
- render :nothing => true, :status => 400 # if we got here the doc didnt parse
- return
- end
- end
+ way = Way.from_xml(request.raw_post, true)
- render :nothing => true, :status => 500 # something went very wrong
+ # Assume that Way.from_xml has thrown an exception if there is an error parsing the xml
+ way.create_with_history current_user
+ render :plain => way.id.to_s
end
- def rest\r
- unless Way.exists?(params[:id])
- render :nothing => true, :status => 404
- return
+ def read
+ way = Way.find(params[:id])
+
+ response.last_modified = way.timestamp
+
+ if way.visible
+ render :xml => way.to_xml.to_s
+ else
+ head :gone
end
+ end
+ def update
way = Way.find(params[:id])
- case request.method
+ new_way = Way.from_xml(request.raw_post)
- when :get\r
- unless way.visible
- render :nothing => true, :status => 410
- return
- end
- render :text => way.to_xml.to_s
+ unless new_way && new_way.id == way.id
+ raise OSM::APIBadUserInput.new("The id in the url (#{way.id}) is not the same as provided in the xml (#{new_way.id})")
+ end
- when :delete
- unless way.visible
- render :nothing => true, :status => 410
- return
- end
+ way.update_from(new_way, current_user)
+ render :plain => way.version.to_s
+ end
- way.visible = false
- way.save_with_history
- render :nothing => true
- return
- when :put
- way = Way.from_xml(request.raw_post)
-
- if way
- way_in_db = Way.find(way.id)
- if way_in_db
- way_in_db.user_id = @user.id
- way_in_db.tags = way.tags
- way_in_db.segs = way.segs
- way_in_db.timestamp = way.timestamp
- way_in_db.visible = true
- if way_in_db.save_with_history
- render :text => way.id
- else
- render :nothing => true, :status => 500
- end
- return
- else
- render :nothing => true, :status => 404 # way doesn't exist yet
+ # This is the API call to delete a way
+ def delete
+ way = Way.find(params[:id])
+ new_way = Way.from_xml(request.raw_post)
+
+ if new_way && new_way.id == way.id
+ way.delete_with_history!(new_way, current_user)
+ render :plain => way.version.to_s
+ else
+ head :bad_request
+ end
+ end
+
+ def full
+ way = Way.includes(:nodes => :node_tags).find(params[:id])
+
+ if way.visible
+ visible_nodes = {}
+ changeset_cache = {}
+ user_display_name_cache = {}
+
+ doc = OSM::API.new.get_xml_doc
+ way.nodes.uniq.each do |node|
+ if node.visible
+ doc.root << node.to_xml_node(changeset_cache, user_display_name_cache)
+ visible_nodes[node.id] = node
end
- else
- render :nothing => true, :status => 400 # if we got here the doc didnt parse
- return
end
+ doc.root << way.to_xml_node(visible_nodes, changeset_cache, user_display_name_cache)
+
+ render :xml => doc.to_s
+ else
+ head :gone
end
end
def ways
- response.headers["Content-Type"] = 'application/xml'
- ids = params['ways'].split(',').collect {|w| w.to_i }
- if ids.length > 0
- waylist = Way.find(ids)
- doc = get_xml_doc
- waylist.each do |way|
- doc.root << way.to_xml_node
- end
- render :text => doc.to_s
- else
- render :nothing => true, :status => 400
+ unless params["ways"]
+ raise OSM::APIBadUserInput.new("The parameter ways is required, and must be of the form ways=id[,id[,id...]]")
+ end
+
+ ids = params["ways"].split(",").collect(&:to_i)
+
+ if ids.empty?
+ raise OSM::APIBadUserInput.new("No ways were given to search for")
end
+
+ doc = OSM::API.new.get_xml_doc
+
+ Way.find(ids).each do |way|
+ doc.root << way.to_xml_node
+ end
+
+ render :xml => doc.to_s
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.where(: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 :xml => doc.to_s
+ end
end