class OldRelation < ActiveRecord::Base
- set_table_name 'relations'
+ include ConsistencyValidations
+
+ self.table_name = "relations"
+ self.primary_keys = "relation_id", "version"
- belongs_to :user
+ belongs_to :changeset
+
+ has_many :old_members, :class_name => 'OldRelationMember', :foreign_key => [:relation_id, :version], :order => :sequence_id
+ has_many :old_tags, :class_name => 'OldRelationTag', :foreign_key => [:relation_id, :version]
+
+ validates_associated :changeset
def self.from_relation(relation)
old_relation = OldRelation.new
old_relation.visible = relation.visible
- old_relation.user_id = relation.user_id
+ old_relation.changeset_id = relation.changeset_id
old_relation.timestamp = relation.timestamp
- old_relation.id = relation.id
+ old_relation.relation_id = relation.id
old_relation.version = relation.version
old_relation.members = relation.members
old_relation.tags = relation.tags
save!
clear_aggregation_cache
clear_association_cache
- @attributes.update(OldRelation.find(:first, :conditions => ['id = ? AND timestamp = ?', self.id, self.timestamp]).instance_variable_get('@attributes'))
+ @attributes.update(OldRelation.where(:relation_id => self.relation_id, :timestamp => self.timestamp).order("version DESC").first.instance_variable_get('@attributes'))
# ok, you can touch from here on
tag = OldRelationTag.new
tag.k = k
tag.v = v
- tag.id = self.id
+ tag.relation_id = self.relation_id
tag.version = self.version
tag.save!
end
- i = 1
- self.members.each do |m|
+ self.members.each_with_index do |m,i|
member = OldRelationMember.new
- member.id = self.id
- member.member_type = m[0]
+ member.id = [self.relation_id, self.version, i]
+ member.member_type = m[0].classify
member.member_id = m[1]
member.member_role = m[2]
- member.version = self.version
member.save!
end
end
def members
unless @members
- @members = Array.new
- OldRelationMember.find(:all, :conditions => ["id = ? AND version = ?", self.id, self.version]).each do |m|
- @members += [[m.type,m.id,m.role]]
- end
+ @members = Array.new
+ OldRelationMember.where(:relation_id => self.relation_id, :version => self.version).order(:sequence_id).each do |m|
+ @members += [[m.type,m.id,m.role]]
+ end
end
@members
end
def tags
unless @tags
- @tags = Hash.new
- OldRelationTag.find(:all, :conditions => ["id = ? AND version = ?", self.id, self.version]).each do |tag|
- @tags[tag.k] = tag.v
- end
+ @tags = Hash.new
+ OldRelationTag.where(:relation_id => self.relation_id, :version => self.version).each do |tag|
+ @tags[tag.k] = tag.v
+ end
end
@tags = Hash.new unless @tags
@tags
@tags = t
end
-# has_many :relation_segments, :class_name => 'OldRelationSegment', :foreign_key => 'id'
-# has_many :relation_tags, :class_name => 'OldRelationTag', :foreign_key => 'id'
-
- def old_members
- OldRelationMember.find(:all, :conditions => ['id = ? AND version = ?', self.id, self.version])
- end
-
- def old_tags
- OldRelationTag.find(:all, :conditions => ['id = ? AND version = ?', self.id, self.version])
+ def to_xml
+ doc = OSM::API.new.get_xml_doc
+ doc.root << to_xml_node()
+ return doc
end
def to_xml_node
el1 = XML::Node.new 'relation'
- el1['id'] = self.id.to_s
+ el1['id'] = self.relation_id.to_s
el1['visible'] = self.visible.to_s
el1['timestamp'] = self.timestamp.xmlschema
- el1['user'] = self.user.display_name if self.user.data_public?
+ if self.changeset.user.data_public?
+ el1['user'] = self.changeset.user.display_name
+ el1['uid'] = self.changeset.user.id.to_s
+ end
+ el1['version'] = self.version.to_s
+ el1['changeset'] = self.changeset_id.to_s
self.old_members.each do |member|
e = XML::Node.new 'member'
- e['type'] = member.member_type.to_s
+ e['type'] = member.member_type.to_s.downcase
e['ref'] = member.member_id.to_s # "id" is considered uncool here as it should be unique in XML
e['role'] = member.member_role.to_s
el1 << e
el1 << e
end
return el1
- end
+ end
+
+ # Temporary method to match interface to nodes
+ def tags_as_hash
+ return self.tags
+ end
+
+ # Temporary method to match interface to relations
+ def relation_members
+ return self.old_members
+ end
+
+ # Pretend we're not in any relations
+ def containing_relation_members
+ return []
+ end
end