X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/4424cd5b947432848fe7f5bc7518fd1b718ecf6c..559a822f59f54f74e9117882e9576ed4ad2c973f:/app/models/old_relation.rb diff --git a/app/models/old_relation.rb b/app/models/old_relation.rb index 076c03eec..890ba1eed 100644 --- a/app/models/old_relation.rb +++ b/app/models/old_relation.rb @@ -1,14 +1,28 @@ class OldRelation < ActiveRecord::Base - set_table_name 'relations' + include ConsistencyValidations + + self.table_name = "relations" + self.primary_keys = "relation_id", "version" - belongs_to :user + # 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 + + belongs_to :changeset + belongs_to :redaction + belongs_to :current_relation, :class_name => "Relation", :foreign_key => "relation_id" + + has_many :old_members, -> { order(:sequence_id) }, :class_name => 'OldRelationMember', :foreign_key => [:relation_id, :version] + 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 @@ -21,7 +35,7 @@ class OldRelation < ActiveRecord::Base 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 @@ -29,39 +43,37 @@ class OldRelation < ActiveRecord::Base 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 @@ -75,38 +87,79 @@ class OldRelation < ActiveRecord::Base @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 + def to_xml_node(changeset_cache = {}, user_display_name_cache = {}) 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? + el1['version'] = self.version.to_s + el1['changeset'] = self.changeset_id.to_s + + if changeset_cache.key?(self.changeset_id) + # use the cache if available + else + changeset_cache[self.changeset_id] = self.changeset.user_id + end + + user_id = changeset_cache[self.changeset_id] + + if user_display_name_cache.key?(user_id) + # use the cache if available + elsif self.changeset.user.data_public? + user_display_name_cache[user_id] = self.changeset.user.display_name + else + user_display_name_cache[user_id] = nil + end + + if not user_display_name_cache[user_id].nil? + el1['user'] = user_display_name_cache[user_id] + el1['uid'] = user_id.to_s + end + + el1['redacted'] = self.redaction.id.to_s if self.redacted? 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 end - + self.old_tags.each do |tag| e = XML::Node.new 'tag' e['k'] = tag.k e['v'] = tag.v 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 + + # check whether this element is the latest version - that is, + # has the same version as its "current" counterpart. + def is_latest_version? + current_relation.version == self.version + end end