Remove unused parameter

[rails.git] / app / models / relation.rb

diff --git a/app/models/relation.rb b/app/models/relation.rb
index 908651b646da768af2b4cff8d521220bb59ff735..abe014311e61b07d29a4b12865a9f2c70f1d09f5 100644 (file)
--- a/app/models/relation.rb
+++ b/app/models/relation.rb
@@ -2,7 +2,8 @@ class Relation < ActiveRecord::Base
   require 'xml/libxml'
   
   include ConsistencyValidations
-  
+  include NotRedactable
+
   self.table_name = "current_relations"
 
   belongs_to :changeset
@@ -66,12 +67,22 @@ class Relation < ActiveRecord::Base
     # and manually set to false before the actual delete.
     relation.visible = true
 
+    # Start with no tags
+    relation.tags = Hash.new
+
+    # Add in any tags from the XML
     pt.find('tag').each do |tag|
       raise OSM::APIBadXMLError.new("relation", pt, "tag is missing key") if tag['k'].nil?
       raise OSM::APIBadXMLError.new("relation", pt, "tag is missing value") if tag['v'].nil?
       relation.add_tag_keyval(tag['k'], tag['v'])
     end
 
+    # need to initialise the relation members array explicitly, as if this
+    # isn't done for a new relation then @members attribute will be nil, 
+    # and the members will be loaded from the database instead of being 
+    # empty, as intended.
+    relation.members = Array.new
+
     pt.find('member').each do |member|
       #member_type = 
       logger.debug "each member"
@@ -94,7 +105,7 @@ class Relation < ActiveRecord::Base
     return doc
   end
 
-  def to_xml_node(visible_members = nil, changeset_cache = {}, user_display_name_cache = {})
+  def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
     el1 = XML::Node.new 'relation'
     el1['id'] = self.id.to_s
     el1['visible'] = self.visible.to_s
@@ -124,25 +135,11 @@ class Relation < ActiveRecord::Base
     end
 
     self.relation_members.each do |member|
-      p=0
-      if visible_members
-        # if there is a list of visible members then use that to weed out deleted segments
-        if visible_members[member.member_type][member.member_id]
-          p=1
-        end
-      else
-        # otherwise, manually go to the db to check things
-        if member.member.visible?
-          p=1
-        end
-      end
-      if p
-        e = XML::Node.new 'member'
-        e['type'] = member.member_type.downcase
-        e['ref'] = member.member_id.to_s 
-        e['role'] = member.member_role
-        el1 << e
-       end
+      e = XML::Node.new 'member'
+      e['type'] = member.member_type.downcase
+      e['ref'] = member.member_id.to_s
+      e['role'] = member.member_role
+      el1 << e
     end
 
     self.relation_tags.each do |tag|
@@ -156,13 +153,9 @@ class Relation < ActiveRecord::Base
 
   # FIXME is this really needed?
   def members
-    unless @members
-      @members = Array.new
-      self.relation_members.each do |member|
-        @members += [[member.member_type,member.member_id,member.member_role]]
-      end
+    @members ||= self.relation_members.map do |member|
+      [member.member_type, member.member_id, member.member_role]
     end
-    @members
   end
 
   def tags
@@ -183,9 +176,9 @@ class Relation < ActiveRecord::Base
     @tags = t
   end
 
-  def add_member(type,id,role)
-    @members = Array.new unless @members
-    @members += [[type,id.to_i,role]]
+  def add_member(type, id, role)
+    @members ||= []
+    @members << [type, id.to_i, role]
   end
 
   def add_tag_keyval(k, v)