class WayController < ApplicationController
require 'xml/libxml'
- 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]
+ before_filter :require_allow_write_api, :only => [:create, :update, :delete]
+ before_filter :require_public_data, :only => [:create, :update, :delete]
+ before_filter :check_api_writable, :only => [:create, :update, :delete]
+ before_filter :check_api_readable, :except => [:create, :update, :delete]
after_filter :compress_output
+ around_filter :api_call_handle_error, :api_call_timeout
def create
- if request.put?
- way = Way.from_xml(request.raw_post, true)
+ assert_method :put
- if way
- if !way.preconditions_ok?
- render :nothing => true, :status => :precondition_failed
- else
- way.user_id = @user.id
- way.save_with_history!
-
- render :text => way.id.to_s, :content_type => "text/plain"
- end
- else
- render :nothing => true, :status => :bad_request
- end
+ way = Way.from_xml(request.raw_post, true)
+
+ if way
+ way.create_with_history @user
+ render :text => way.id.to_s, :content_type => "text/plain"
else
- render :nothing => true, :status => :method_not_allowed
+ render :nothing => true, :status => :bad_request
end
end
def read
- begin
- way = Way.find(params[:id])
-
- if way.visible
- render :text => way.to_xml.to_s, :content_type => "text/xml"
- else
- render :nothing => true, :status => :gone
- end
- rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
+ way = Way.find(params[:id])
+
+ 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
end
def update
- begin
- way = Way.find(params[:id])
-
- if way.visible
- new_way = Way.from_xml(request.raw_post)
-
- if new_way and new_way.id == way.id
- if !new_way.preconditions_ok?
- render :nothing => true, :status => :precondition_failed
- else
- way.user_id = @user.id
- way.tags = new_way.tags
- way.nds = new_way.nds
- way.visible = true
- way.save_with_history!
-
- render :nothing => true
- end
- else
- render :nothing => true, :status => :bad_request
- end
- else
- render :nothing => true, :status => :gone
- end
- rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
+ 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
end
+ # This is the API call to delete a way
def delete
- begin
- way = Way.find(params[:id])
-
- if way.visible
- if RelationMember.find(:first, :joins => "INNER JOIN current_relations ON current_relations.id=current_relation_members.id", :conditions => [ "visible = 1 AND member_type='way' and member_id=?", params[:id]])
- render :nothing => true, :status => :precondition_failed
- else
- way.user_id = @user.id
- way.tags = []
- way.nds = []
- way.visible = false
- way.save_with_history!
-
- render :nothing => true
- end
- else
- render :nothing => true, :status => :gone
- end
- rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
- rescue => ex
- puts ex
+ 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
end
def full
- begin
- way = Way.find(params[:id])
-
- if way.visible
- nd_ids = way.nds + [-1]
- nodes = Node.find(:all, :conditions => "visible = 1 AND id IN (#{nd_ids.join(',')})")
+ way = Way.find(params[:id], :include => {:nodes => :node_tags})
+
+ if way.visible
+ changeset_cache = {}
+ user_display_name_cache = {}
- # Render
- doc = OSM::API.new.get_xml_doc
- nodes.each do |node|
- doc.root << node.to_xml_node()
+ 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)
end
- doc.root << way.to_xml_node()
-
- render :text => doc.to_s, :content_type => "text/xml"
- else
- render :nothing => true, :status => :gone
end
- rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
+ doc.root << way.to_xml_node(nil, changeset_cache, user_display_name_cache)
+
+ render :text => doc.to_s, :content_type => "text/xml"
+ else
+ render :text => "", :status => :gone
end
end
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 }.uniq
+ wayids = WayNode.find(:all,
+ :conditions => ['node_id = ?', params[:id]]
+ ).collect { |ws| ws.id[0] }.uniq
- if wayids.length > 0
- doc = OSM::API.new.get_xml_doc
-
- Way.find(wayids).each do |way|
- doc.root << way.to_xml_node
- end
+ doc = OSM::API.new.get_xml_doc
- render :text => doc.to_s, :content_type => "text/xml"
- else
- render :nothing => true, :status => :bad_request
+ 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
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