- ActiveRecord::Base.connection.execute("DELETE FROM current_way_tags WHERE id=#{way}")
- if (insertsql !='') then ActiveRecord::Base.connection.insert("INSERT INTO way_tags (id,k,v,version) VALUES #{insertsql}" ) end
- if (currentsql!='') then ActiveRecord::Base.connection.insert("INSERT INTO current_way_tags (id,k,v) VALUES #{currentsql}") end
-
- [originalway,way,renumberednodes,numberedsegments,xmin,xmax,ymin,ymax]
- end
-
- # ----- putpoi (user token, id, x,y,tag array,visible,baselong,basey,masterscale)
- # returns current id, new id
- # if new: add new row to current_nodes and nodes
- # if old: add new row to nodes, update current_nodes
-
- def putpoi(args)
- usertoken,id,x,y,tags,visible,baselong,basey,masterscale=args
- uid=getuserid(usertoken)
- return if !uid
- db_now='@now'+uid.to_s+id.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
- ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
-
- id=id.to_i
- visible=visible.to_i
- x=coord2long(x.to_f,masterscale,baselong)
- y=coord2lat(y.to_f,masterscale,basey)
- tagsql="'"+sqlescape(array2tag(tags))+"'"
- lat=(y * 10000000).round
- long=(x * 10000000).round
- tile=QuadTile.tile_for_point(y, x)
-
- if (id>0) then
- ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{id},#{lat},#{long},#{db_now},#{uid},#{visible},#{tagsql},#{tile})");
- ActiveRecord::Base.connection.update("UPDATE current_nodes SET latitude=#{lat},longitude=#{long},timestamp=#{db_now},user_id=#{uid},visible=#{visible},tags=#{tagsql},tile=#{tile} WHERE id=#{id}");
- newid=id
- else
- newid=ActiveRecord::Base.connection.insert("INSERT INTO current_nodes (latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{lat},#{long},#{db_now},#{uid},#{visible},#{tagsql},#{tile})");
- ActiveRecord::Base.connection.update("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{newid},#{lat},#{long},#{db_now},#{uid},#{visible},#{tagsql},#{tile})");
- end
- [id,newid]
- end
-
- # ----- getpoi (id,baselong,basey,masterscale)
- # returns id,x,y,tag array
-
- def getpoi(args)
- id,baselong,basey,masterscale=args; id=id.to_i
- poi=ActiveRecord::Base.connection.select_one("SELECT latitude*0.0000001 AS lat,longitude*0.0000001 AS lng,tags "+
- "FROM current_nodes WHERE visible=1 AND id=#{id}")
- if poi.nil? then return [nil,nil,nil,''] end
- [id,
- long2coord(poi['lng'].to_f,baselong,masterscale),
- lat2coord(poi['lat'].to_f,basey,masterscale),
- tag2array(poi['tags'])]
- end
-
- # ----- deleteway (user token, way)
- # returns way ID only
-
- def deleteway(args)
- usertoken,way=args
-
- RAILS_DEFAULT_LOGGER.info(" Message: deleteway, id=#{way}")
-
- uid=getuserid(usertoken); if !uid then return end
- way=way.to_i
-
- db_uqs='uniq'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquesegments table name, typically 51 chars
- db_uqn='unin'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquenodes table name, typically 51 chars
- db_now='@now'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
- ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
- createuniquesegments(way,db_uqs,'')
-
- # - delete any otherwise unused segments
-
- sql=<<-EOF
- INSERT INTO segments (id,node_a,node_b,timestamp,user_id,visible)
- SELECT DISTINCT segment_id,node_a,node_b,#{db_now},#{uid},0
- FROM current_segments AS cs, #{db_uqs} AS us
- WHERE cs.id=us.segment_id
- EOF
- ActiveRecord::Base.connection.insert(sql)
-
- sql=<<-EOF
- UPDATE current_segments AS cs, #{db_uqs} AS us
- SET cs.timestamp=#{db_now},cs.visible=0,cs.user_id=#{uid}
- WHERE cs.id=us.segment_id
- EOF
- ActiveRecord::Base.connection.update(sql)
-
- # - delete any unused nodes
-
- createuniquenodes(db_uqs,db_uqn)
-
- sql=<<-EOF
- INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tile)
- SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0,cn.tile
- FROM current_nodes AS cn,#{db_uqn}
- WHERE cn.id=node_id
- EOF
- ActiveRecord::Base.connection.insert(sql)
-
- sql=<<-EOF
- UPDATE current_nodes AS cn, #{db_uqn}
- SET cn.timestamp=#{db_now},cn.visible=0,cn.user_id=#{uid}
- WHERE cn.id=node_id
- EOF
- ActiveRecord::Base.connection.update(sql)
-
- ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqs}")
- ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqn}")
-
- # - delete way
-
- ActiveRecord::Base.connection.insert("INSERT INTO ways (id,user_id,timestamp,visible) VALUES (#{way},#{uid},#{db_now},0)")
- ActiveRecord::Base.connection.update("UPDATE current_ways SET user_id=#{uid},timestamp=#{db_now},visible=0 WHERE id=#{way}")
- ActiveRecord::Base.connection.execute("DELETE FROM current_way_segments WHERE id=#{way}")
- ActiveRecord::Base.connection.execute("DELETE FROM current_way_tags WHERE id=#{way}")
-
- way
-end
projects / rails.git / blobdiff