points = nodes_not_used_in_area.collect { |n| [n.id, n.lon_potlatch(baselong,masterscale), n.lat_potlatch(basey,masterscale), n.tags_as_hash] }
# find the relations used by those nodes and ways
- relation_ids = Relation.find_for_nodes_and_ways(nodes_in_area.collect {|n| n.id}, way_ids).collect {|n| n.id}.uniq
+ relation_ids = (Relation.find_for_nodes_and_ways(nodes_in_area.collect {|n| n.id}, way_ids)).collect {|n| n.id}.uniq
[way_ids,points,relation_ids]
end
uid=getuserid(usertoken)
if !uid then return -1,"You are not logged in, so the way could not be deleted." end
+ # FIXME
+ # the next bit removes the way from any relations
+ # the delete_with_relations_and_nodes_and_history method should do this,
+ # but at present it just throws a 'precondition failed'
+ way=way.to_i
+ db_now='@now'+(rand*100).to_i.to_s+uid.to_s+id.to_i.abs.to_s+Time.new.to_i.to_s
+ db_uqn='unin'+(rand*100).to_i.to_s+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s
+ ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
+ createuniquenodes(way,db_uqn,[])
+ deleteuniquenoderelations(db_uqn,uid,db_now)
+ deleteitemrelations(way_id,'way',uid,db_now)
+ ActiveRecord::Base.connection.execute("DROP TEMPORARY TABLE #{db_uqn}")
+ # end of FIXME
+
+ # now delete the way
user = User.find(uid)
way = Way.find(way_id)
way.delete_with_relations_and_nodes_and_history(user)