Use quadtiling for the node tables.
This commit is contained in:
Tom Hughes
parent
5cd05017a3
commit
df31fe13a5
4 changed files with 166 additions and 107 deletions
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@ -215,34 +215,32 @@ EOF
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ymin = args[1].to_f-0.01
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xmax = args[2].to_f+0.01
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ymax = args[3].to_f+0.01
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baselong = args[4]
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basey = args[5]
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masterscale = args[6]
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baselong = args[4]
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basey = args[5]
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masterscale = args[6]
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RAILS_DEFAULT_LOGGER.info(" Message: whichways, bbox=#{xmin},#{ymin},#{xmax},#{ymax}")
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waylist=WaySegment.find_by_sql("SELECT DISTINCT current_way_segments.id AS wayid"+
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waylist = WaySegment.find_by_sql("SELECT DISTINCT current_way_segments.id AS wayid"+
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" FROM current_way_segments,current_segments,current_nodes,current_ways "+
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" WHERE segment_id=current_segments.id "+
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" AND current_segments.visible=1 "+
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" AND node_a=current_nodes.id "+
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" AND current_ways.id=current_way_segments.id "+
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" AND current_ways.visible=1 "+
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" AND (latitude BETWEEN "+ymin.to_s+" AND "+ymax.to_s+") "+
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" AND (longitude BETWEEN "+xmin.to_s+" AND "+xmax.to_s+")")
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" AND current_ways.id=current_way_segments.id "+
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" AND current_ways.visible=1 "+
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" AND "+OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes."))
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ways = waylist.collect {|a| a.wayid.to_i } # get an array of way id's
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ways = waylist.collect {|a| a.wayid.to_i } # get an array of way id's
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pointlist =ActiveRecord::Base.connection.select_all("SELECT current_nodes.id,latitude,longitude,current_nodes.tags "+
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pointlist = ActiveRecord::Base.connection.select_all("SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lng,current_nodes.tags "+
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" FROM current_nodes "+
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" LEFT OUTER JOIN current_segments cs1 ON cs1.node_a=current_nodes.id "+
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" LEFT OUTER JOIN current_segments cs2 ON cs2.node_b=current_nodes.id "+
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" WHERE (latitude BETWEEN "+ymin.to_s+" AND "+ymax.to_s+") "+
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" AND (longitude BETWEEN "+xmin.to_s+" AND "+xmax.to_s+") "+
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" WHERE "+OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes.")+
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" AND cs1.id IS NULL AND cs2.id IS NULL "+
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" AND current_nodes.visible=1")
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points = pointlist.collect {|a| [a['id'],long2coord(a['longitude'].to_f,baselong,masterscale),lat2coord(a['latitude'].to_f,basey,masterscale),tag2array(a['tags'])] } # get a list of node ids and their tags
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points = pointlist.collect {|a| [a['id'],long2coord(a['lng'].to_f,baselong,masterscale),lat2coord(a['lat'].to_f,basey,masterscale),tag2array(a['tags'])] } # get a list of node ids and their tags
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return [ways,points]
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end
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@ -307,7 +305,7 @@ EOF
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id2=row['id2'].to_i; xc[id2]=row['long2'].to_f; yc[id2]=row['lat2'].to_f; tagc[id2]=row['tags2']
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seg[row['segment_id'].to_i]=id1.to_s+'-'+id2.to_s
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}
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ActiveRecord::Base.connection.update("UPDATE current_ways SET timestamp=#{db_now},user_id=#{uid},visible=1 WHERE id=#{way}")
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ActiveRecord::Base.connection.update("UPDATE current_ways SET timestamp=#{db_now},user_id=#{uid},visible=1 WHERE id=#{way}")
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else
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way=ActiveRecord::Base.connection.insert("INSERT INTO current_ways (user_id,timestamp,visible) VALUES (#{uid},#{db_now},1)")
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end
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@ -330,31 +328,33 @@ EOF
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ymin=[ys,ymin].min; ymax=[ys,ymax].max
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node=points[i][2].to_i
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tagstr=array2tag(points[i][4])
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tagstr=tagstr.gsub(/[\000-\037]/,"")
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tagstr=tagstr.gsub(/[\000-\037]/,"")
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tagsql="'"+sqlescape(tagstr)+"'"
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lat=(ys * 10000000).round
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long=(xs * 10000000).round
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tile=QuadTile.tile_for_point(ys, xs)
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# compare node
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if node<0
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# new node - create
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if renumberednodes[node.to_s].nil?
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newnode=ActiveRecord::Base.connection.insert("INSERT INTO current_nodes ( latitude,longitude,timestamp,user_id,visible,tags) VALUES ( #{ys},#{xs},#{db_now},#{uid},1,#{tagsql})")
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ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags) VALUES (#{newnode},#{ys},#{xs},#{db_now},#{uid},1,#{tagsql})")
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points[i][2]=newnode
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renumberednodes[node.to_s]=newnode.to_s
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else
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points[i][2]=renumberednodes[node.to_s].to_i
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end
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if renumberednodes[node.to_s].nil?
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newnode=ActiveRecord::Base.connection.insert("INSERT INTO current_nodes ( latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES ( #{lat},#{long},#{db_now},#{uid},1,#{tagsql},#{tile})")
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ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{newnode},#{lat},#{long},#{db_now},#{uid},1,#{tagsql},#{tile})")
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points[i][2]=newnode
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renumberednodes[node.to_s]=newnode.to_s
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else
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points[i][2]=renumberednodes[node.to_s].to_i
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end
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elsif xc.has_key?(node)
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# old node from original way - update
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if (xs!=xc[node] or (ys/0.0000001).round!=(yc[node]/0.0000001).round or tagstr!=tagc[node])
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ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags) VALUES (#{node},#{ys},#{xs},#{db_now},#{uid},1,#{tagsql})")
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ActiveRecord::Base.connection.update("UPDATE current_nodes SET latitude=#{ys},longitude=#{xs},timestamp=#{db_now},user_id=#{uid},tags=#{tagsql},visible=1 WHERE id=#{node}")
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if (xs!=xc[node] or ys!=yc[node] or tagstr!=tagc[node])
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ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{node},#{lat},#{long},#{db_now},#{uid},1,#{tagsql},#{tile})")
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ActiveRecord::Base.connection.update("UPDATE current_nodes SET latitude=#{lat},longitude=#{long},timestamp=#{db_now},user_id=#{uid},tags=#{tagsql},visible=1,tile=#{tile} WHERE id=#{node}")
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end
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else
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# old node, created in another way and now added to this way
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end
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end
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@ -368,19 +368,19 @@ EOF
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from =points[i ][2].to_i
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to =points[i+1][2].to_i
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if seg.has_key?(segid)
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# if segment exists, check it still refers to the same nodes
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# if segment exists, check it still refers to the same nodes
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if seg[segid]=="#{from}-#{to}" then
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if (seglist!='') then seglist+=',' end; seglist+=segid.to_s
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next
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end
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elsif segid>0
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# not in previous version of way, but supplied, so assume
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# that it's come from makeway (i.e. unwayed segments)
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if (seglist!='') then seglist+=',' end; seglist+=segid.to_s
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next
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elsif segid>0
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# not in previous version of way, but supplied, so assume
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# that it's come from makeway (i.e. unwayed segments)
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if (seglist!='') then seglist+=',' end; seglist+=segid.to_s
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next
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end
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segid=ActiveRecord::Base.connection.insert("INSERT INTO current_segments ( node_a,node_b,timestamp,user_id,visible,tags) VALUES ( #{from},#{to},#{db_now},#{uid},1,'')")
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ActiveRecord::Base.connection.insert("INSERT INTO segments (id,node_a,node_b,timestamp,user_id,visible,tags) VALUES (#{segid},#{from},#{to},#{db_now},#{uid},1,'')")
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ActiveRecord::Base.connection.insert("INSERT INTO segments (id,node_a,node_b,timestamp,user_id,visible,tags) VALUES (#{segid},#{from},#{to},#{db_now},#{uid},1,'')")
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points[i+1][5]=segid
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numberedsegments[(i+1).to_s]=segid.to_s
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end
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@ -412,10 +412,10 @@ EOF
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createuniquenodes(db_uqs,db_uqn) # nodes which appear in this way but no other
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sql=<<-EOF
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INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible)
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SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0
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FROM current_nodes AS cn,#{db_uqn}
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WHERE cn.id=node_id
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INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tile)
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SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0,cn.tile
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FROM current_nodes AS cn,#{db_uqn}
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WHERE cn.id=node_id
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EOF
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ActiveRecord::Base.connection.insert(sql)
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@ -475,27 +475,30 @@ EOF
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# if old: add new row to nodes, update current_nodes
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def putpoi(args)
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usertoken,id,x,y,tags,visible,baselong,basey,masterscale=args
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uid=getuserid(usertoken)
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return if !uid
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usertoken,id,x,y,tags,visible,baselong,basey,masterscale=args
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uid=getuserid(usertoken)
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return if !uid
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db_now='@now'+uid.to_s+id.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
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ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
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id=id.to_i
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visible=visible.to_i
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x=coord2long(x.to_f,masterscale,baselong)
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y=coord2lat(y.to_f,masterscale,basey)
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tagsql="'"+sqlescape(array2tag(tags))+"'"
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id=id.to_i
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visible=visible.to_i
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x=coord2long(x.to_f,masterscale,baselong)
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y=coord2lat(y.to_f,masterscale,basey)
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tagsql="'"+sqlescape(array2tag(tags))+"'"
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lat=(y * 10000000).round
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long=(x * 10000000).round
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tile=QuadTile.tile_for_point(y, x)
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if (id>0) then
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ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags) VALUES (#{id},#{y},#{x},#{db_now},#{uid},#{visible},#{tagsql})");
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ActiveRecord::Base.connection.update("UPDATE current_nodes SET latitude=#{y},longitude=#{x},timestamp=#{db_now},user_id=#{uid},visible=#{visible},tags=#{tagsql} WHERE id=#{id}");
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newid=id
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else
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newid=ActiveRecord::Base.connection.insert("INSERT INTO current_nodes (latitude,longitude,timestamp,user_id,visible,tags) VALUES (#{y},#{x},#{db_now},#{uid},#{visible},#{tagsql})");
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ActiveRecord::Base.connection.update("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags) VALUES (#{newid},#{y},#{x},#{db_now},#{uid},#{visible},#{tagsql})");
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end
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[id,newid]
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if (id>0) then
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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})");
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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}");
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newid=id
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else
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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})");
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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})");
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end
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[id,newid]
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end
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# ----- getpoi (id,baselong,basey,masterscale)
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@ -503,12 +506,12 @@ EOF
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def getpoi(args)
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id,baselong,basey,masterscale=args; id=id.to_i
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poi=ActiveRecord::Base.connection.select_one("SELECT latitude,longitude,tags "+
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poi=ActiveRecord::Base.connection.select_one("SELECT latitude*0.0000001 AS lat,longitude*0.0000001 AS lng,tags "+
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"FROM current_nodes WHERE visible=1 AND id=#{id}")
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if poi.nil? then return [nil,nil,nil,''] end
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[id,
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long2coord(poi['longitude'].to_f,baselong,masterscale),
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lat2coord(poi['latitude'].to_f,basey,masterscale),
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long2coord(poi['lng'].to_f,baselong,masterscale),
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lat2coord(poi['lat'].to_f,basey,masterscale),
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tag2array(poi['tags'])]
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end
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@ -521,61 +524,61 @@ EOF
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RAILS_DEFAULT_LOGGER.info(" Message: deleteway, id=#{way}")
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uid=getuserid(usertoken); if !uid then return end
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way=way.to_i
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way=way.to_i
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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
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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
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db_now='@now'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
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ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
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createuniquesegments(way,db_uqs,'')
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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
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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
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db_now='@now'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
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ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
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createuniquesegments(way,db_uqs,'')
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# - delete any otherwise unused segments
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# - delete any otherwise unused segments
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sql=<<-EOF
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sql=<<-EOF
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INSERT INTO segments (id,node_a,node_b,timestamp,user_id,visible)
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SELECT DISTINCT segment_id,node_a,node_b,#{db_now},#{uid},0
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FROM current_segments AS cs, #{db_uqs} AS us
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WHERE cs.id=us.segment_id
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EOF
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ActiveRecord::Base.connection.insert(sql)
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ActiveRecord::Base.connection.insert(sql)
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sql=<<-EOF
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sql=<<-EOF
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UPDATE current_segments AS cs, #{db_uqs} AS us
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SET cs.timestamp=#{db_now},cs.visible=0,cs.user_id=#{uid}
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WHERE cs.id=us.segment_id
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EOF
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ActiveRecord::Base.connection.update(sql)
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ActiveRecord::Base.connection.update(sql)
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# - delete any unused nodes
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# - delete any unused nodes
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createuniquenodes(db_uqs,db_uqn)
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sql=<<-EOF
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INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible)
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SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0
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FROM current_nodes AS cn,#{db_uqn}
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WHERE cn.id=node_id
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sql=<<-EOF
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INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tile)
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SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0,cn.tile
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FROM current_nodes AS cn,#{db_uqn}
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WHERE cn.id=node_id
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EOF
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ActiveRecord::Base.connection.insert(sql)
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ActiveRecord::Base.connection.insert(sql)
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sql=<<-EOF
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sql=<<-EOF
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UPDATE current_nodes AS cn, #{db_uqn}
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SET cn.timestamp=#{db_now},cn.visible=0,cn.user_id=#{uid}
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WHERE cn.id=node_id
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EOF
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ActiveRecord::Base.connection.update(sql)
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ActiveRecord::Base.connection.update(sql)
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ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqs}")
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ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqn}")
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ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqs}")
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ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqn}")
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# - delete way
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# - delete way
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ActiveRecord::Base.connection.insert("INSERT INTO ways (id,user_id,timestamp,visible) VALUES (#{way},#{uid},#{db_now},0)")
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ActiveRecord::Base.connection.update("UPDATE current_ways SET user_id=#{uid},timestamp=#{db_now},visible=0 WHERE id=#{way}")
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ActiveRecord::Base.connection.execute("DELETE FROM current_way_segments WHERE id=#{way}")
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ActiveRecord::Base.connection.execute("DELETE FROM current_way_tags WHERE id=#{way}")
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ActiveRecord::Base.connection.insert("INSERT INTO ways (id,user_id,timestamp,visible) VALUES (#{way},#{uid},#{db_now},0)")
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ActiveRecord::Base.connection.update("UPDATE current_ways SET user_id=#{uid},timestamp=#{db_now},visible=0 WHERE id=#{way}")
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ActiveRecord::Base.connection.execute("DELETE FROM current_way_segments WHERE id=#{way}")
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ActiveRecord::Base.connection.execute("DELETE FROM current_way_tags WHERE id=#{way}")
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way
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way
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end
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# ----- makeway(x,y,baselong,basey,masterscale)
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@ -601,8 +604,8 @@ def makeway(args)
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ys1=yc-0.001; ys2=yc+0.001
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sql=<<-EOF
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SELECT cn1.latitude AS lat1,cn1.longitude AS lon1,cn1.id AS id1,
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cn2.latitude AS lat2,cn2.longitude AS lon2,cn2.id AS id2, cs.id AS segid
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SELECT cn1.latitude*0.0000001 AS lat1,cn1.longitude*0.0000001 AS lon1,cn1.id AS id1,
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cn2.latitude*0.0000001 AS lat2,cn2.longitude*0.0000001 AS lon2,cn2.id AS id2, cs.id AS segid
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FROM current_nodes AS cn1,
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current_nodes AS cn2,
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current_segments AS cs
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@ -667,8 +670,8 @@ def findconnect(id,nodesused,lookfor,toreverse,baselong,basey,masterscale)
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# get all segments with 'id' as a point
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# (to look for both node_a and node_b, UNION is faster than node_a=id OR node_b=id)!
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sql=<<-EOF
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SELECT cn1.latitude AS lat1,cn1.longitude AS lon1,cn1.id AS id1,
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||||
cn2.latitude AS lat2,cn2.longitude AS lon2,cn2.id AS id2, cs.id AS segid
|
||||
SELECT cn1.latitude*0.0000001 AS lat1,cn1.longitude*0.0000001 AS lon1,cn1.id AS id1,
|
||||
cn2.latitude*0.0000001 AS lat2,cn2.longitude*0.0000001 AS lon2,cn2.id AS id2, cs.id AS segid
|
||||
FROM current_nodes AS cn1,
|
||||
current_nodes AS cn2,
|
||||
current_segments AS cs
|
||||
|
|
@ -679,8 +682,8 @@ def findconnect(id,nodesused,lookfor,toreverse,baselong,basey,masterscale)
|
|||
AND cn2.id=node_b AND cn2.visible=1
|
||||
AND node_a=#{id}
|
||||
UNION
|
||||
SELECT cn1.latitude AS lat1,cn1.longitude AS lon1,cn1.id AS id1,
|
||||
cn2.latitude AS lat2,cn2.longitude AS lon2,cn2.id AS id2, cs.id AS segid
|
||||
SELECT cn1.latitude*0.0000001 AS lat1,cn1.longitude*0.0000001 AS lon1,cn1.id AS id1,
|
||||
cn2.latitude*0.0000001 AS lat2,cn2.longitude*0.0000001 AS lon2,cn2.id AS id2, cs.id AS segid
|
||||
FROM current_nodes AS cn1,
|
||||
current_nodes AS cn2,
|
||||
current_segments AS cs
|
||||
|
|
@ -730,13 +733,13 @@ end
|
|||
# Support functions for remote calls
|
||||
|
||||
def readwayquery(id)
|
||||
ActiveRecord::Base.connection.select_all "SELECT n1.latitude AS lat1,n1.longitude AS long1,n1.id AS id1,n1.tags as tags1, "+
|
||||
" n2.latitude AS lat2,n2.longitude AS long2,n2.id AS id2,n2.tags as tags2,segment_id "+
|
||||
ActiveRecord::Base.connection.select_all "SELECT n1.latitude*0.0000001 AS lat1,n1.longitude*0.0000001 AS long1,n1.id AS id1,n1.tags as tags1, "+
|
||||
" n2.latitude*0.0000001 AS lat2,n2.longitude*0.0000001 AS long2,n2.id AS id2,n2.tags as tags2,segment_id "+
|
||||
" FROM current_way_segments,current_segments,current_nodes AS n1,current_nodes AS n2 "+
|
||||
" WHERE current_way_segments.id=#{id} "+
|
||||
" AND segment_id=current_segments.id "+
|
||||
" AND current_segments.visible=1 "+
|
||||
" AND n1.id=node_a and n2.id=node_b "+
|
||||
" AND current_segments.visible=1 "+
|
||||
" AND n1.id=node_a AND n2.id=node_b "+
|
||||
" AND n1.visible=1 AND n2.visible=1 "+
|
||||
" ORDER BY sequence_id"
|
||||
end
|
||||
|
|
|
|||
|
|
@ -137,7 +137,7 @@ class ApiController < ApplicationController
|
|||
end
|
||||
|
||||
# get all the nodes
|
||||
nodes = Node.find(:all, :conditions => ['latitude BETWEEN ? AND ? AND longitude BETWEEN ? AND ? AND visible = 1', min_lat, max_lat, min_lon, max_lon])
|
||||
nodes = Node.find_by_area(min_lat, min_lon, max_lat, max_lon, :conditions => "visible = 1")
|
||||
|
||||
node_ids = nodes.collect {|node| node.id }
|
||||
|
||||
|
|
|
|||
|
|
@ -10,13 +10,41 @@ class Node < ActiveRecord::Base
|
|||
has_many :old_nodes, :foreign_key => :id
|
||||
belongs_to :user
|
||||
|
||||
before_save :update_tile
|
||||
|
||||
def self.find_by_area(minlat, minlon, maxlat, maxlon, options)
|
||||
self.with_scope(:find => {:conditions => OSM.sql_for_area(minlat, minlon, maxlat, maxlon)}) do
|
||||
return self.find(:all, options)
|
||||
end
|
||||
end
|
||||
|
||||
def update_tile
|
||||
self.tile = QuadTile.tile_for_point(lat, lon)
|
||||
end
|
||||
|
||||
def lat=(l)
|
||||
self.latitude = (l * 10000000).round
|
||||
end
|
||||
|
||||
def lon=(l)
|
||||
self.longitude = (l * 10000000).round
|
||||
end
|
||||
|
||||
def lat
|
||||
return self.latitude.to_f / 10000000
|
||||
end
|
||||
|
||||
def lon
|
||||
return self.longitude.to_f / 10000000
|
||||
end
|
||||
|
||||
def validate_position
|
||||
errors.add_to_base("Node is not in the world") unless in_world?
|
||||
end
|
||||
|
||||
def in_world?
|
||||
return false if self.latitude < -90 or self.latitude > 90
|
||||
return false if self.longitude < -180 or self.longitude > 180
|
||||
return false if self.lat < -90 or self.lat > 90
|
||||
return false if self.lon < -180 or self.lon > 180
|
||||
return true
|
||||
end
|
||||
|
||||
|
|
@ -29,8 +57,8 @@ class Node < ActiveRecord::Base
|
|||
node = Node.new
|
||||
|
||||
doc.find('//osm/node').each do |pt|
|
||||
node.latitude = pt['lat'].to_f
|
||||
node.longitude = pt['lon'].to_f
|
||||
node.lat = pt['lat'].to_f
|
||||
node.lon = pt['lon'].to_f
|
||||
|
||||
return nil unless node.in_world?
|
||||
|
||||
|
|
@ -86,8 +114,8 @@ class Node < ActiveRecord::Base
|
|||
def to_xml_node(user_display_name_cache = nil)
|
||||
el1 = XML::Node.new 'node'
|
||||
el1['id'] = self.id.to_s
|
||||
el1['lat'] = self.latitude.to_s
|
||||
el1['lon'] = self.longitude.to_s
|
||||
el1['lat'] = self.lat.to_s
|
||||
el1['lon'] = self.lon.to_s
|
||||
|
||||
user_display_name_cache = {} if user_display_name_cache.nil?
|
||||
|
||||
|
|
|
|||
|
|
@ -8,13 +8,41 @@ class OldNode < ActiveRecord::Base
|
|||
|
||||
belongs_to :user
|
||||
|
||||
before_save :update_tile
|
||||
|
||||
def self.find_by_area(minlat, minlon, maxlat, maxlon, options)
|
||||
self.with_scope(:find => {:conditions => OSM.sql_for_area(minlat, minlon, maxlat, maxlon)}) do
|
||||
return self.find(:all, options)
|
||||
end
|
||||
end
|
||||
|
||||
def update_tile
|
||||
self.tile = QuadTile.tile_for_point(lat, lon)
|
||||
end
|
||||
|
||||
def lat=(l)
|
||||
self.latitude = (l * 10000000).round
|
||||
end
|
||||
|
||||
def lon=(l)
|
||||
self.longitude = (l * 10000000).round
|
||||
end
|
||||
|
||||
def lat
|
||||
return self.latitude.to_f / 10000000
|
||||
end
|
||||
|
||||
def lon
|
||||
return self.longitude.to_f / 10000000
|
||||
end
|
||||
|
||||
def validate_position
|
||||
errors.add_to_base("Node is not in the world") unless in_world?
|
||||
end
|
||||
|
||||
def in_world?
|
||||
return false if self.latitude < -90 or self.latitude > 90
|
||||
return false if self.longitude < -180 or self.longitude > 180
|
||||
return false if self.lat < -90 or self.lat > 90
|
||||
return false if self.lon < -180 or self.lon > 180
|
||||
return true
|
||||
end
|
||||
|
||||
|
|
@ -33,8 +61,8 @@ class OldNode < ActiveRecord::Base
|
|||
def to_xml_node
|
||||
el1 = XML::Node.new 'node'
|
||||
el1['id'] = self.id.to_s
|
||||
el1['lat'] = self.latitude.to_s
|
||||
el1['lon'] = self.longitude.to_s
|
||||
el1['lat'] = self.lat.to_s
|
||||
el1['lon'] = self.lon.to_s
|
||||
el1['user'] = self.user.display_name if self.user.data_public?
|
||||
Node.split_tags(el1, self.tags)
|
||||
el1['visible'] = self.visible.to_s
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue