get new slippy map in rails

[rails.git] / app / controllers / segment_controller.rb

diff --git a/app/controllers/segment_controller.rb b/app/controllers/segment_controller.rb
index 21de13be84f56ab1bb2ce9d579c5886c167ed60a..966ede72af52e1c310bf63af4afb98dea8d5e4c1 100644 (file)
--- a/app/controllers/segment_controller.rb
+++ b/app/controllers/segment_controller.rb
@@ -1,5 +1,4 @@
 class SegmentController < ApplicationController
-
   require 'xml/libxml'
 
   before_filter :authorize
@@ -9,9 +8,17 @@ class SegmentController < ApplicationController
       segment = Segment.from_xml(request.raw_post, true)
 
       if segment
+        
         segment.user_id = @user.id
-        if segment.save_with_history
 
+        a = Node.find(segment.node_a.to_i)
+        b = Node.find(segment.node_b.to_i)
+        
+        unless a and a.visible and b and b.visible  
+          render :nothing => true, :status => 400
+        end
+
+        if segment.save_with_history
           render :text => segment.id
         else
           render :nothing => true, :status => 500
@@ -29,7 +36,7 @@ class SegmentController < ApplicationController
 
   def rest
     unless Segment.exists?(params[:id])
-      render :nothing => true, :status => 400
+      render :nothing => true, :status => 404
       return
     end
 
@@ -56,9 +63,10 @@ class SegmentController < ApplicationController
       segment.timestamp = Time.now
       segment.user_id = @user.id
 
-      segment.latitude = new_segment.latitude 
-      segment.longitude = new_segment.longitude
+      segment.node_a = new_segment.node_a
+      segment.node_b = new_segment.node_b
       segment.tags = new_segment.tags
+      segment.visible = new_segment.visible
 
       if segment.id == new_segment.id and segment.save_with_history
         render :nothing => true, :status => 200
@@ -70,5 +78,34 @@ class SegmentController < ApplicationController
 
   end
 
+  def history
+    segment = Segment.find(params[:id])
+
+    unless segment
+      render :nothing => true, :staus => 404
+      return
+    end
+
+    doc = XML::Document.new
+    doc.encoding = 'UTF-8' 
+    root = XML::Node.new 'osm'
+    root['version'] = '0.4'
+    root['generator'] = 'OpenStreetMap server'
+    doc.root = root
+
+    segment.old_segments.each do |old_segment|
+      el1 = XML::Node.new 'segment'
+      el1['id'] = old_segment.id.to_s
+      el1['from'] = old_segment.node_a.to_s
+      el1['to'] = old_segment.node_b.to_s
+      Segment.split_tags(el1, old_segment.tags)
+      el1['visible'] = old_segment.visible.to_s
+      el1['timestamp'] = old_segment.timestamp.xmlschema
+      root << el1
+    end
+
+    render :text => doc.to_s
+  end
+
 
 end