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

diff --git a/app/models/changeset.rb b/app/models/changeset.rb
index 37d26e0a7bf82e1bb911382c82d9be174fa29e47..b98d213c713015e205c7eaaaa4ab4853278b41ce 100644 (file)
--- a/app/models/changeset.rb
+++ b/app/models/changeset.rb
@@ -55,9 +55,6 @@ class Changeset < ActiveRecord::Base
 
   before_save :update_closed_at
 
-  # over-expansion factor to use when updating the bounding box
-  EXPAND = 0.1
-
   # maximum number of elements allowed in a changeset
   MAX_ELEMENTS = 10000
 
@@ -91,8 +88,8 @@ class Changeset < ActiveRecord::Base
       return Changeset.from_xml_node(pt, create)
     end
     raise OSM::APIBadXMLError.new("changeset", xml, "XML doesn't contain an osm/changeset element.")
-  rescue LibXML::XML::Error, ArgumentError => ex
-    raise OSM::APIBadXMLError.new("changeset", xml, ex.message)
+  rescue LibXML::XML::Error, ArgumentError => e
+    raise OSM::APIBadXMLError.new("changeset", xml, e.message)
   end
 
   def self.from_xml_node(pt, create = false)
@@ -109,6 +106,7 @@ class Changeset < ActiveRecord::Base
     pt.find("tag").each do |tag|
       raise OSM::APIBadXMLError.new("changeset", pt, "tag is missing key") if tag["k"].nil?
       raise OSM::APIBadXMLError.new("changeset", pt, "tag is missing value") if tag["v"].nil?
+
       cs.add_tag_keyval(tag["k"], tag["v"])
     end
 
@@ -127,12 +125,9 @@ class Changeset < ActiveRecord::Base
   end
 
   ##
-  # expand the bounding box to include the given bounding box. also,
-  # expand a little bit more in the direction of the expansion, so that
-  # further expansions may be unnecessary. this is an optimisation
-  # suggested on the wiki page by kleptog.
+  # expand the bounding box to include the given bounding box.
   def update_bbox!(bbox_update)
-    bbox.expand!(bbox_update, EXPAND)
+    bbox.expand!(bbox_update)
 
     # update active record. rails 2.1's dirty handling should take care of
     # whether this object needs saving or not.
@@ -141,8 +136,7 @@ class Changeset < ActiveRecord::Base
 
   ##
   # the number of elements is also passed in so that we can ensure that
-  # a single changeset doesn't contain too many elements. this, of course,
-  # destroys the optimisation described in the bbox method above.
+  # a single changeset doesn't contain too many elements.
   def add_changes!(elements)
     self.num_changes += elements
   end
@@ -202,66 +196,6 @@ class Changeset < ActiveRecord::Base
     end
   end
 
-  def to_xml(include_discussion = false)
-    doc = OSM::API.new.get_xml_doc
-    doc.root << to_xml_node(nil, include_discussion)
-    doc
-  end
-
-  def to_xml_node(user_display_name_cache = nil, include_discussion = false)
-    el1 = XML::Node.new "changeset"
-    el1["id"] = id.to_s
-
-    user_display_name_cache = {} if user_display_name_cache.nil?
-
-    if user_display_name_cache && user_display_name_cache.key?(user_id)
-      # use the cache if available
-    elsif user.data_public?
-      user_display_name_cache[user_id] = user.display_name
-    else
-      user_display_name_cache[user_id] = nil
-    end
-
-    el1["user"] = user_display_name_cache[user_id] unless user_display_name_cache[user_id].nil?
-    el1["uid"] = user_id.to_s if user.data_public?
-
-    tags.each do |k, v|
-      el2 = XML::Node.new("tag")
-      el2["k"] = k.to_s
-      el2["v"] = v.to_s
-      el1 << el2
-    end
-
-    el1["created_at"] = created_at.xmlschema
-    el1["closed_at"] = closed_at.xmlschema unless is_open?
-    el1["open"] = is_open?.to_s
-
-    bbox.to_unscaled.add_bounds_to(el1, "_") if bbox.complete?
-
-    el1["comments_count"] = comments.count.to_s
-
-    if include_discussion
-      el2 = XML::Node.new("discussion")
-      comments.includes(:author).each do |comment|
-        el3 = XML::Node.new("comment")
-        el3["date"] = comment.created_at.xmlschema
-        el3["uid"] = comment.author.id.to_s if comment.author.data_public?
-        el3["user"] = comment.author.display_name.to_s if comment.author.data_public?
-        el4 = XML::Node.new("text")
-        el4.content = comment.body.to_s
-        el3 << el4
-        el2 << el3
-      end
-      el1 << el2
-    end
-
-    # NOTE: changesets don't include the XML of the changes within them,
-    # they are just structures for tagging. to get the osmChange of a
-    # changeset, see the download method of the controller.
-
-    el1
-  end
-
   ##
   # update this instance from another instance given and the user who is
   # doing the updating. note that this method is not for updating the