X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/e03ea17a227b09df70899b035680b51b3da2c61b..501d13e1c0936cc3ba3d9639620517bae34e5784:/app/models/old_node.rb

diff --git a/app/models/old_node.rb b/app/models/old_node.rb
index c63738fc4..90304acae 100644
--- a/app/models/old_node.rb
+++ b/app/models/old_node.rb
@@ -1,72 +1,109 @@
 class OldNode < ActiveRecord::Base
-  set_table_name 'nodes'
-  
-  validates_presence_of :user_id, :timestamp
+  include GeoRecord
+  include ConsistencyValidations
+  include ObjectMetadata
+
+  self.table_name = "nodes"
+  self.primary_keys = "node_id", "version"
+
+  # note this needs to be included after the table name changes, or
+  # the queries generated by Redactable will use the wrong table name.
+  include Redactable
+
+  validates_presence_of :changeset_id, :timestamp
   validates_inclusion_of :visible, :in => [ true, false ]
   validates_numericality_of :latitude, :longitude
   validate :validate_position
+  validates_associated :changeset
 
-  belongs_to :user
- 
-  before_save :update_tile
+  belongs_to :changeset
+  belongs_to :redaction
+  belongs_to :current_node, :class_name => "Node", :foreign_key => "node_id"
 
-  def self.find_by_area(minlat, minlon, maxlat, maxlon, options)
-    self.with_scope(:find => {:conditions => OSM.sql_for_area(minlat, minlon, maxlat, maxlon)}) do
-      return self.find(:all, options)
-    end
-  end
+  has_many :old_tags, :class_name => 'OldNodeTag', :foreign_key => [:node_id, :version]
 
-  def update_tile
-    self.tile = QuadTile.tile_for_point(lat, lon)
+  def validate_position
+    errors.add(:base, "Node is not in the world") unless in_world?
   end
 
-  def lat=(l)
-    self.latitude = (l * 10000000).round
+  def self.from_node(node)
+    old_node = OldNode.new
+    old_node.latitude = node.latitude
+    old_node.longitude = node.longitude
+    old_node.visible = node.visible
+    old_node.tags = node.tags
+    old_node.timestamp = node.timestamp
+    old_node.changeset_id = node.changeset_id
+    old_node.node_id = node.id
+    old_node.version = node.version
+    return old_node
   end
-
-  def lon=(l)
-    self.longitude = (l * 10000000).round
+  
+  def to_xml
+    doc = OSM::API.new.get_xml_doc
+    doc.root << to_xml_node()
+    return doc
   end
 
-  def lat
-    return self.latitude.to_f / 10000000
-  end
+  def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
+    el = XML::Node.new 'node'
+    el['id'] = self.node_id.to_s
+
+    add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
+
+    if self.visible?
+      el['lat'] = self.lat.to_s
+      el['lon'] = self.lon.to_s
+    end
+
+    add_tags_to_xml_node(el, self.old_tags)
 
-  def lon
-    return self.longitude.to_f / 10000000
+    return el
   end
 
-  def validate_position
-    errors.add_to_base("Node is not in the world") unless in_world?
+  def save_with_dependencies!
+    save!
+    #not sure whats going on here
+    clear_aggregation_cache
+    clear_association_cache
+    #ok from here
+    @attributes.update(OldNode.where(:node_id => self.node_id, :timestamp => self.timestamp, :version => self.version).first.instance_variable_get('@attributes'))
+   
+    self.tags.each do |k,v|
+      tag = OldNodeTag.new
+      tag.k = k
+      tag.v = v
+      tag.node_id = self.node_id
+      tag.version = self.version
+      tag.save!
+    end
   end
 
-  def in_world?
-    return false if self.lat < -90 or self.lat > 90
-    return false if self.lon < -180 or self.lon > 180
-    return true
+  def tags
+    @tags ||= Hash[self.old_tags.collect { |t| [t.k, t.v] }]
   end
 
-  def self.from_node(node)
-    old_node = OldNode.new
-    old_node.latitude = node.latitude
-    old_node.longitude = node.longitude
-    old_node.visible = node.visible
-    old_node.tags = node.tags
-    old_node.timestamp = node.timestamp
-    old_node.user_id = node.user_id
-    old_node.id = node.id
-    return old_node
+  def tags=(t)
+    @tags = t 
   end
 
-  def to_xml_node
-    el1 = XML::Node.new 'node'
-    el1['id'] = self.id.to_s
-    el1['lat'] = self.lat.to_s
-    el1['lon'] = self.lon.to_s
-    el1['user'] = self.user.display_name if self.user.data_public?
-    Node.split_tags(el1, self.tags)
-    el1['visible'] = self.visible.to_s
-    el1['timestamp'] = self.timestamp.xmlschema
-    return el1
+  def tags_as_hash 
+    return self.tags
+  end 
+ 
+  # Pretend we're not in any ways 
+  def ways 
+    return [] 
+  end 
+ 
+  # Pretend we're not in any relations 
+  def containing_relation_members 
+    return [] 
+  end 
+
+  # check whether this element is the latest version - that is,
+  # has the same version as its "current" counterpart.
+  def is_latest_version?
+    current_node.version == self.version
   end
 end