adding the controller code to be able to get a specific version of a node, way or...

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

diff --git a/app/controllers/way_controller.rb b/app/controllers/way_controller.rb
index acba12def6a7f9f625b8fb78c2745d3eedc06143..17f166ddc85d7c50abd4a7d5ce7424546d259007 100644 (file)
--- a/app/controllers/way_controller.rb
+++ b/app/controllers/way_controller.rb
@@ -12,10 +12,10 @@ class WayController < ApplicationController
       way = Way.from_xml(request.raw_post, true)
 
       if way
-        if !way.preconditions_ok?
+        unless way.preconditions_ok?
           render :text => "", :status => :precondition_failed
         else
-          way.user_id = @user.id
+          way.version = 0
           way.save_with_history!
 
           render :text => way.id.to_s, :content_type => "text/plain"
@@ -32,11 +32,15 @@ class WayController < ApplicationController
     begin
       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
+    rescue OSM::APIError => ex
+      render ex.render_opts
     rescue ActiveRecord::RecordNotFound
       render :nothing => true, :status => :not_found
     end
@@ -48,48 +52,30 @@ class WayController < ApplicationController
       new_way = Way.from_xml(request.raw_post)
 
       if new_way and new_way.id == way.id
-        if !new_way.preconditions_ok?
-          render :text => "", :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
+        way.update_from(new_way, @user)
+        render :text => way.version.to_s, :content_type => "text/plain"
       else
         render :nothing => true, :status => :bad_request
       end
+    rescue OSM::APIError => ex
+      render ex.render_opts
     rescue ActiveRecord::RecordNotFound
       render :nothing => true, :status => :not_found
     end
   end
 
+  # This is the API call to delete a way
   def delete
     begin
       way = Way.find(params[:id])
+      way.delete_with_history(@user)
 
-      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 :text => "", :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 :text => "", :status => :gone
-      end
+      # if we get here, all is fine, otherwise something will catch below.  
+      render :nothing => true
+    rescue OSM::APIError => ex
+      render ex.render_opts
     rescue ActiveRecord::RecordNotFound
       render :nothing => true, :status => :not_found
-    rescue => ex
-      puts ex
     end
   end
 
@@ -138,18 +124,14 @@ class WayController < ApplicationController
   end
 
   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
+    doc = OSM::API.new.get_xml_doc
 
-      Way.find(wayids).each do |way|
-        doc.root << way.to_xml_node
-      end
-
-      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
     end
+
+    render :text => doc.to_s, :content_type => "text/xml"
   end
 end