more way bits

app/controllers/node_controller.rb

@@ -28,7 +28,7 @@ class NodeController < ApplicationController
 
   def rest
     unless Node.exists?(params[:id])
-      render :nothing => true, :status => 400
+      render :nothing => true, :status => 404
       return
     end
 

app/controllers/segment_controller.rb

@@ -36,7 +36,7 @@ class SegmentController < ApplicationController
 
   def rest
     unless Segment.exists?(params[:id])
-      render :nothing => true, :status => 400
+      render :nothing => true, :status => 404
       return
     end
 

app/controllers/way_controller.rb

@@ -26,4 +26,33 @@ class WayController < ApplicationController
     render :nothing => true, :status => 500 # something went very wrong
   end
 
+  def rest
+    unless Way.exists?(params[:id])
+      render :nothing => true, :status => 404
+      return
+    end
+
+    way = Way.find(params[:id])
+    case request.method
+   
+    when :get
+      unless way.visible
+        render :nothing => true, :status => 410
+        return
+      end
+      render :text => way.to_xml.to_s
+
+    when :delete
+      unless way.visible
+        render :nothing => true, :status => 410
+        return
+      end
+
+      way.visible = false
+      way.save_with_history
+
+    end
+ 
+  end
+
 end

app/controllers/way_segment_controller.rb

@@ -0,0 +1,2 @@
+class WaySegmentController < ApplicationController
+end

app/helpers/way_segment_helper.rb

@@ -0,0 +1,2 @@
+module WaySegmentHelper
+end

app/models/way.rb

@@ -2,6 +2,10 @@ class Way < ActiveRecord::Base
   require 'xml/libxml'
   
   belongs_to :user
+
+  has_many :way_segments, :foreign_key => 'id'
+  has_many :way_tags, :foreign_key => 'id'
+
   set_table_name 'current_ways'
 
   def self.from_xml(xml, create=false)
@@ -33,12 +37,42 @@ class Way < ActiveRecord::Base
         way.add_seg_num(seg['id'])
       end
 
-
     end
 
     return way
   end
 
+  def to_xml
+    doc = XML::Document.new
+    doc.encoding = 'UTF-8' 
+    root = XML::Node.new 'osm'
+    root['version'] = '0.4'
+    root['generator'] = 'OpenStreetMap server'
+
+    doc.root = root
+    
+    el1 = XML::Node.new 'way'
+    el1['id'] = self.id.to_s
+    el1['visible'] = self.visible.to_s
+    el1['timestamp'] = self.timestamp.xmlschema
+    
+    self.way_segments.each do |seg| # FIXME need to make sure they come back in the right order
+      e = XML::Node.new 'seg'
+      e['id'] = seg.segment_id.to_s
+      el1 << e
+    end
+ 
+    self.way_tags.each do |tag|
+      e = XML::Node.new 'tag'
+      e['k'] = tag.k
+      e['v'] = tag.v
+      el1 << e
+    end
+  
+    root << el1
+    return doc
+  end
+
   def segs
     @segs = Array.new unless @segs
     @segs
@@ -74,6 +108,18 @@ class Way < ActiveRecord::Base
       tag.save
     end
 
+    WaySegment.delete_all(['id = ?', self.id])
+    
+    i = 0
+    self.segs.each do |n|
+      seg = WaySegment.new
+      seg.id = self.id
+      seg.segment_id = n
+      seg.sequence_id = i
+      seg.save
+      i += 1
+    end
+
     old_way = OldWay.from_way(self)
     old_way.save
   end

app/models/way_segment.rb

@@ -0,0 +1,3 @@
+class WaySegment < ActiveRecord::Base
+  set_table_name 'current_way_segments'
+end

config/routes.rb

@@ -10,7 +10,7 @@ ActionController::Routing::Routes.draw do |map|
   map.connect 'api/0.4/segment/:id', :controller => 'segment', :action => 'rest'
 
   map.connect 'api/0.4/way/create', :controller => 'way', :action => 'create'
-  
+  map.connect 'api/0.4/way/:id', :controller => 'way', :action => 'rest'
   
   # misc site stuff
 

db/migrate/011_create_way_segments.rb

@@ -0,0 +1,11 @@
+class CreateWaySegments < ActiveRecord::Migration
+  def self.up
+    create_table :way_segments do |t|
+      # t.column :name, :string
+    end
+  end
+
+  def self.down
+    drop_table :way_segments
+  end
+end