p.string = xml
doc = p.parse
- relation = Relation.new
-
doc.find('//osm/relation').each do |pt|
- if !create and pt['id'] != '0'
- relation.id = pt['id'].to_i
- end
+ relation = Relation.from_xml_node pt, create
+ end
+ rescue
+ relation = nil
+ end
- if create
- relation.timestamp = Time.now
- relation.visible = true
- else
- if pt['timestamp']
- relation.timestamp = Time.parse(pt['timestamp'])
- end
- end
+ return relation
+ end
- pt.find('tag').each do |tag|
- relation.add_tag_keyval(tag['k'], tag['v'])
- end
+ def self.from_xml_node(pt, create=false)
+ relation = Relation.new
- pt.find('member').each do |member|
- relation.add_member(member['type'], member['ref'], member['role'])
- end
+ if !create and pt['id'] != '0'
+ relation.id = pt['id'].to_i
+ end
+
+ if create
+ relation.timestamp = Time.now
+ relation.visible = true
+ else
+ if pt['timestamp']
+ relation.timestamp = Time.parse(pt['timestamp'])
end
- rescue
- relation = nil
+ end
+
+ pt.find('tag').each do |tag|
+ relation.add_tag_keyval(tag['k'], tag['v'])
+ end
+
+ pt.find('member').each do |member|
+ relation.add_member(member['type'], member['ref'], member['role'])
end
return relation
el1['id'] = self.id.to_s
el1['visible'] = self.visible.to_s
el1['timestamp'] = self.timestamp.xmlschema
+ el1['version'] = self.version.to_s
user_display_name_cache = {} if user_display_name_cache.nil?
def save_with_history!
Relation.transaction do
t = Time.now
+ self.version += 1
self.timestamp = t
self.save!
tags = self.tags
-
RelationTag.delete_all(['id = ?', self.id])
-
tags.each do |k,v|
tag = RelationTag.new
tag.k = k
end
members = self.members
-
RelationMember.delete_all(['id = ?', self.id])
-
members.each do |n|
mem = RelationMember.new
mem.id = self.id