X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/9263c5500cbec408406d2d131d97a7d8eb63078e..519d402cb2234844f3dfee62cdcb2f3f44d5d618:/app/controllers/changeset_controller.rb

diff --git a/app/controllers/changeset_controller.rb b/app/controllers/changeset_controller.rb
index 2709a594c..1e6a44189 100644
--- a/app/controllers/changeset_controller.rb
+++ b/app/controllers/changeset_controller.rb
@@ -38,25 +38,28 @@ class ChangesetController < ApplicationController
     end
   end
   
+  ##
+  # marks a changeset as closed. this may be called multiple times
+  # on the same changeset, so is idempotent.
   def close 
-    begin
-      unless request.put?
-        render :nothing => true, :status => :method_not_allowed
-        return
-      end
-
-      changeset = Changeset.find(params[:id])
-
-      unless @user.id == changeset.user_id 
-        raise OSM::APIUserChangesetMismatchError 
-      end
-
-      changeset.open = false
-      changeset.save!
-      render :nothing => true
-    rescue ActiveRecord::RecordNotFound
-      render :nothing => true, :status => :not_found
+    unless request.put?
+      render :nothing => true, :status => :method_not_allowed
+      return
+    end
+    
+    changeset = Changeset.find(params[:id])
+    
+    unless @user.id == changeset.user_id 
+      raise OSM::APIUserChangesetMismatchError 
     end
+    
+    changeset.open = false
+    changeset.save!
+    render :nothing => true
+  rescue ActiveRecord::RecordNotFound
+    render :nothing => true, :status => :not_found
+  rescue OSM::APIError => ex
+    render ex.render_opts
   end
 
   ##
@@ -84,8 +87,8 @@ class ChangesetController < ApplicationController
       # abuse, maybe should change to some other format?
       doc = XML::Parser.string(request.raw_post).parse
       doc.find("//osm/node").each do |n|
-        lon << n['lon'].to_f * SCALE
-        lat << n['lat'].to_f * SCALE
+        lon << n['lon'].to_f * GeoRecord::SCALE
+        lat << n['lat'].to_f * GeoRecord::SCALE
       end
 
       # add the existing bounding box to the lon-lat array
@@ -257,6 +260,42 @@ class ChangesetController < ApplicationController
   rescue String => s
     render :text => s, :content_type => "text/plain", :status => :bad_request
   end
+  
+  ##
+  # updates a changeset's tags. none of the changeset's attributes are
+  # user-modifiable, so they will be ignored.
+  #
+  # changesets are not (yet?) versioned, so we don't have to deal with
+  # history tables here. changesets are locked to a single user, however.
+  #
+  # after succesful update, returns the XML of the changeset.
+  def update
+    # request *must* be a PUT.
+    unless request.put?
+      render :nothing => true, :status => :method_not_allowed
+      return
+    end
+    
+    changeset = Changeset.find(params[:id])
+    new_changeset = Changeset.from_xml(request.raw_post)
+
+    unless new_changeset.nil?
+      changeset.update_from(new_changeset, @user)
+      render :text => changeset.to_xml, :mime_type => "text/xml"
+    else
+      
+      render :nothing => true, :status => :bad_request
+    end
+      
+  rescue ActiveRecord::RecordNotFound
+    render :nothing => true, :status => :not_found
+  rescue OSM::APIError => ex
+    render ex.render_opts
+  end
+
+  #------------------------------------------------------------
+  # utility functions below.
+  #------------------------------------------------------------  
 
   ##
   # merge two conditions
@@ -283,7 +322,7 @@ class ChangesetController < ApplicationController
       raise "Minimum longitude should be less than maximum." unless bbox[0] <= bbox[2]
       raise "Minimum latitude should be less than maximum." unless bbox[1] <= bbox[3]
       return ['min_lon < ? and max_lon > ? and min_lat < ? and max_lat > ?',
-              bbox[2] * SCALE, bbox[0] * SCALE, bbox[3]* SCALE, bbox[1] * SCALE]
+              bbox[2] * GeoRecord::SCALE, bbox[0] * GeoRecord::SCALE, bbox[3]* GeoRecord::SCALE, bbox[1] * GeoRecord::SCALE]
     else
       return nil
     end