Merge remote-tracking branch 'upstream/pull/3356'

[rails.git] / app / controllers / api / changesets_controller.rb

diff --git a/app/controllers/api/changesets_controller.rb b/app/controllers/api/changesets_controller.rb
index a5a37b485868f8e986053cd723b17e0b671f5710..63fda31bdc297e0e509437da3d6ada61584197bd 100644 (file)
--- a/app/controllers/api/changesets_controller.rb
+++ b/app/controllers/api/changesets_controller.rb
@@ -11,6 +11,8 @@ module Api
     before_action :require_public_data, :only => [:create, :update, :upload, :close, :subscribe, :unsubscribe]
     before_action :check_api_writable, :only => [:create, :update, :upload, :subscribe, :unsubscribe]
     before_action :check_api_readable, :except => [:create, :update, :upload, :download, :query, :subscribe, :unsubscribe]
+    before_action :set_request_formats, :only => [:download]
+
     around_action :api_call_handle_error
     around_action :api_call_timeout, :except => [:upload]
 
@@ -21,7 +23,7 @@ module Api
     def create
       assert_method :put
 
-      cs = Changeset.from_xml(request.raw_post, true)
+      cs = Changeset.from_xml(request.raw_post, :create => true)
 
       # Assume that Changeset.from_xml has thrown an exception if there is an error parsing the xml
       cs.user = current_user
@@ -122,35 +124,29 @@ module Api
         end
       end
 
-      # create changeset and user caches
-      changeset_cache = {}
-      user_display_name_cache = {}
-
-      # create an osmChange document for the output
-      result = OSM::API.new.get_xml_doc
-      result.root.name = "osmChange"
-
       # generate an output element for each operation. note: we avoid looking
       # at the history because it is simpler - but it would be more correct to
       # check these assertions.
+      @created = []
+      @modified = []
+      @deleted = []
+
       elements.each do |elt|
-        result.root <<
-          if elt.version == 1
-            # first version, so it must be newly-created.
-            created = XML::Node.new "create"
-            created << elt.to_xml_node(changeset_cache, user_display_name_cache)
-          elsif elt.visible
-            # must be a modify
-            modified = XML::Node.new "modify"
-            modified << elt.to_xml_node(changeset_cache, user_display_name_cache)
-          else
-            # if the element isn't visible then it must have been deleted
-            deleted = XML::Node.new "delete"
-            deleted << elt.to_xml_node(changeset_cache, user_display_name_cache)
-          end
+        if elt.version == 1
+          # first version, so it must be newly-created.
+          @created << elt
+        elsif elt.visible
+          # must be a modify
+          @modified << elt
+        else
+          # if the element isn't visible then it must have been deleted
+          @deleted << elt
+        end
       end
 
-      render :xml => result.to_s
+      respond_to do |format|
+        format.xml
+      end
     end
 
     ##
@@ -308,7 +304,7 @@ module Api
         # low, second is high - same as with bounding boxes.
 
         # check that we actually have 2 elements in the array
-        times = time.split(/,/)
+        times = time.split(",")
         raise OSM::APIBadUserInput, "bad time range" if times.size != 2
 
         from, to = times.collect { |t| Time.parse(t) }
@@ -319,9 +315,7 @@ module Api
       end
       # stupid Time seems to throw both of these for bad parsing, so
       # we have to catch both and ensure the correct code path is taken.
-    rescue ArgumentError => e
-      raise OSM::APIBadUserInput, e.message.to_s
-    rescue RuntimeError => e
+    rescue ArgumentError, RuntimeError => e
       raise OSM::APIBadUserInput, e.message.to_s
     end