Render an empty text string instead of nothing (which actually generate a

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

diff --git a/app/controllers/way_controller.rb b/app/controllers/way_controller.rb
index 935ff3a72f9e862124f3d6de3a72a569f3cbf54a..20e22bb0f8f78b60b06f6d0f67d1363f31512a2c 100644 (file)
--- a/app/controllers/way_controller.rb
+++ b/app/controllers/way_controller.rb
@@ -3,7 +3,8 @@ class WayController < ApplicationController
 
   session :off
   before_filter :authorize, :only => [:create, :update, :delete]
-  before_filter :check_availability, :only => [:create, :update, :delete]
+  before_filter :check_write_availability, :only => [:create, :update, :delete]
+  before_filter :check_read_availability, :except => [:create, :update, :delete]
   after_filter :compress_output
 
   def create
@@ -12,7 +13,7 @@ class WayController < ApplicationController
 
       if way
         if !way.preconditions_ok?
-          render :nothing => true, :status => :precondition_failed
+          render :text => "", :status => :precondition_failed
         else
           way.user_id = @user.id
           way.save_with_history!
@@ -34,7 +35,7 @@ class WayController < ApplicationController
       if way.visible
         render :text => way.to_xml.to_s, :content_type => "text/xml"
       else
-        render :nothing => true, :status => :gone
+        render :text => "", :status => :gone
       end
     rescue ActiveRecord::RecordNotFound
       render :nothing => true, :status => :not_found
@@ -50,11 +51,11 @@ class WayController < ApplicationController
 
         if new_way and new_way.id == way.id
           if !new_way.preconditions_ok?
-            render :nothing => true, :status => :precondition_failed
+            render :text => "", :status => :precondition_failed
           else
             way.user_id = @user.id
             way.tags = new_way.tags
-            way.segs = new_way.segs
+            way.nds = new_way.nds
             way.visible = true
             way.save_with_history!
 
@@ -64,7 +65,7 @@ class WayController < ApplicationController
           render :nothing => true, :status => :bad_request
         end
       else
-        render :nothing => true, :status => :gone
+        render :text => "", :status => :gone
       end
     rescue ActiveRecord::RecordNotFound
       render :nothing => true, :status => :not_found
@@ -76,18 +77,24 @@ class WayController < ApplicationController
       way = Way.find(params[:id])
 
       if way.visible
-        way.user_id = @user.id
-        way.tags = []
-        way.segs = []
-        way.visible = false
-        way.save_with_history!
+        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
+         render :nothing => true
+        end
       else
-        render :nothing => true, :status => :gone
+        render :text => "", :status => :gone
       end
     rescue ActiveRecord::RecordNotFound
       render :nothing => true, :status => :not_found
+    rescue => ex
+      puts ex
     end
   end
 
@@ -96,28 +103,19 @@ class WayController < ApplicationController
       way = Way.find(params[:id])
 
       if way.visible
-        # In future, we might want to do all the data fetch in one step
-        seg_ids = way.segs + [-1]
-        segments = Segment.find_by_sql "select * from current_segments where visible = 1 and id IN (#{seg_ids.join(',')})"
-
-        node_ids = segments.collect {|segment| segment.node_a }
-        node_ids += segments.collect {|segment| segment.node_b }
-        node_ids += [-1]
-        nodes = Node.find(:all, :conditions => "visible = 1 AND id IN (#{node_ids.join(',')})")
+        nd_ids = way.nds + [-1]
+        nodes = Node.find(:all, :conditions => "visible = 1 AND id IN (#{nd_ids.join(',')})")
 
         # Render
         doc = OSM::API.new.get_xml_doc
         nodes.each do |node|
           doc.root << node.to_xml_node()
         end
-        segments.each do |segment|
-          doc.root << segment.to_xml_node()
-        end
         doc.root << way.to_xml_node()
 
         render :text => doc.to_s, :content_type => "text/xml"
       else
-        render :nothing => true, :status => :gone
+        render :text => "", :status => :gone
       end
     rescue ActiveRecord::RecordNotFound
       render :nothing => true, :status => :not_found
@@ -144,8 +142,8 @@ class WayController < ApplicationController
     end
   end
 
-  def ways_for_segment
-    wayids = WaySegment.find(:all, :conditions => ['segment_id = ?', params[:id]]).collect { |ws| ws.id }.uniq
+  def ways_for_node
+    wayids = WayNode.find(:all, :conditions => ['node_id = ?', params[:id]]).collect { |ws| ws.id }.uniq
 
     if wayids.length > 0
       doc = OSM::API.new.get_xml_doc