use render proc to write out results, see if that makes things faster

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

diff --git a/app/controllers/segment_controller.rb b/app/controllers/segment_controller.rb
index 2bc4f07c740dceea5c0ea92a143def42740281b3..bc41b85a39a116a02dadebb660a344242603f0ba 100644 (file)
--- a/app/controllers/segment_controller.rb
+++ b/app/controllers/segment_controller.rb
@@ -2,29 +2,35 @@ class SegmentController < ApplicationController
   require 'xml/libxml'
 
   before_filter :authorize
   require 'xml/libxml'
 
   before_filter :authorize

+  after_filter :compress_output

 
   def create
 
   def create

+    response.headers["Content-Type"] = 'text/xml'

     if request.put?
       segment = Segment.from_xml(request.raw_post, true)
 
       if segment
     if request.put?
       segment = Segment.from_xml(request.raw_post, true)
 
       if segment

-        

         segment.user_id = @user.id
 
         segment.user_id = @user.id
 

-        a = Node.find(segment.node_a.to_i)
-        b = Node.find(segment.node_b.to_i)
+        segment.from_node = Node.find(segment.node_a.to_i)
+        segment.to_node = Node.find(segment.node_b.to_i)
+          
+        if segment.from_node == segment.to_node
+          render :nothing => true, :status => HTTP_EXPECTATION_FAILED
+          return
+        end

         
         

-        unless a and a.visible and b and b.visible  
-          render :nothing => true, :status => 400
+        unless segment.preconditions_ok? # are the nodes visible?
+          render :nothing => true, :status => HTTP_PRECONDITION_FAILED
+          return

         end
 
         if segment.save_with_history
         end
 
         if segment.save_with_history

-          render :text => segment.id
+          render :text => segment.id.to_s

         else
           render :nothing => true, :status => 500
         end
         return
         else
           render :nothing => true, :status => 500
         end
         return

-

       else
         render :nothing => true, :status => 400 # if we got here the doc didnt parse
         return
       else
         render :nothing => true, :status => 400 # if we got here the doc didnt parse
         return


@@ -35,8 +41,9 @@ class SegmentController < ApplicationController
   end
 
   def rest
   end
 
   def rest

+    response.headers["Content-Type"] = 'text/xml'

     unless Segment.exists?(params[:id])
     unless Segment.exists?(params[:id])

-      render :nothing => true, :status => 400
+      render :nothing => true, :status => 404

       return
     end
 
       return
     end
 


@@ -50,9 +57,14 @@ class SegmentController < ApplicationController
 
     when :delete
       if segment.visible
 
     when :delete
       if segment.visible

-        segment.visible = 0
-        segment.save_with_history
-        render :nothing => true
+        if WaySegment.find(:first, :joins => "INNER JOIN current_ways ON current_ways.id = current_way_segments.id", :conditions => [ "current_ways.visible = 1 AND current_way_segments.segment_id = ?", segment.id ])
+          render :nothing => true, :status => HTTP_PRECONDITION_FAILED
+        else
+          segment.user_id = @user.id
+          segment.visible = 0
+          segment.save_with_history
+          render :nothing => true
+        end

       else
         render :nothing => true, :status => 410
       end
       else
         render :nothing => true, :status => 410
       end


@@ -60,52 +72,64 @@ class SegmentController < ApplicationController
     when :put
       new_segment = Segment.from_xml(request.raw_post)
 
     when :put
       new_segment = Segment.from_xml(request.raw_post)
 

-      segment.timestamp = Time.now
-      segment.user_id = @user.id
+      if new_segment
+        if new_segment.node_a == new_segment.node_b
+          render :nothing => true, :status => HTTP_EXPECTATION_FAILED
+          return
+        end
+        
+        unless new_segment.preconditions_ok? # are the nodes visible?
+          render :nothing => true, :status => HTTP_PRECONDITION_FAILED
+          return
+        end

 
 

-      segment.node_a = new_segment.node_a
-      segment.node_b = new_segment.node_b
-      segment.tags = new_segment.tags
-      segment.visible = new_segment.visible
+        segment.timestamp = Time.now
+        segment.user_id = @user.id
+        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
+        if segment.id == new_segment.id and segment.save_with_history
+          render :nothing => true
+        else
+          render :nothing => true, :status => 500
+        end

       else
       else

-        render :nothing => true, :status => 500
+        render :nothing => true, :status => 400 # if we got here the doc didnt parse

       end
       end

-      return

     end
 
   end
 
     end
 
   end
 

-  def history
-    segment = Segment.find(params[:id])
-
-    unless segment
-      render :nothing => true, :staus => 404
-      return
+  def segments
+    response.headers["Content-Type"] = 'text/xml'
+    ids = params['segments'].split(',').collect {|s| s.to_i }
+    if ids.length > 0
+      segmentlist = Segment.find(ids)
+      doc = OSM::API.new.get_xml_doc
+      segmentlist.each do |segment|
+        doc.root << segment.to_xml_node
+      end 
+      render :text => doc.to_s
+    else
+      render :nothing => true, :status => 400

     end
     end

+  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
+  def segments_for_node
+    response.headers["Content-Type"] = 'text/xml'
+    segmentids = Segment.find(:all, :conditions => ['node_a = ? OR node_b = ?', params[:id], params[:id]]).collect { |s| s.id }.uniq
+    if segmentids.length > 0
+      segmentlist = Segment.find(segmentids)
+      doc = OSM::API.new.get_xml_doc
+      segmentlist.each do |segment|
+        doc.root << segment.to_xml_node
+      end 
+      render :text => doc.to_s
+    else
+      render :nothing => true, :status => 400

     end
     end

-
-    render :text => doc.to_s

   end
 
   end
 

-

 end
 end