72 lines
1.7 KiB
Ruby
72 lines
1.7 KiB
Ruby
class OldNode < ActiveRecord::Base
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set_table_name 'nodes'
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validates_presence_of :user_id, :timestamp
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validates_inclusion_of :visible, :in => [ true, false ]
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validates_numericality_of :latitude, :longitude
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validate :validate_position
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belongs_to :user
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before_save :update_tile
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def self.find_by_area(minlat, minlon, maxlat, maxlon, options)
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self.with_scope(:find => {:conditions => OSM.sql_for_area(minlat, minlon, maxlat, maxlon)}) do
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return self.find(:all, options)
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end
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end
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def update_tile
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self.tile = QuadTile.tile_for_point(lat, lon)
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end
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def lat=(l)
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self.latitude = (l * 10000000).round
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end
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def lon=(l)
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self.longitude = (l * 10000000).round
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end
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def lat
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return self.latitude.to_f / 10000000
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end
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def lon
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return self.longitude.to_f / 10000000
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end
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def validate_position
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errors.add_to_base("Node is not in the world") unless in_world?
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end
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def in_world?
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return false if self.lat < -90 or self.lat > 90
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return false if self.lon < -180 or self.lon > 180
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return true
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end
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def self.from_node(node)
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old_node = OldNode.new
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old_node.latitude = node.latitude
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old_node.longitude = node.longitude
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old_node.visible = node.visible
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old_node.tags = node.tags
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old_node.timestamp = node.timestamp
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old_node.user_id = node.user_id
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old_node.id = node.id
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return old_node
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end
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def to_xml_node
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el1 = XML::Node.new 'node'
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el1['id'] = self.id.to_s
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el1['lat'] = self.lat.to_s
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el1['lon'] = self.lon.to_s
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el1['user'] = self.user.display_name if self.user.data_public?
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Node.split_tags(el1, self.tags)
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el1['visible'] = self.visible.to_s
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el1['timestamp'] = self.timestamp.xmlschema
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return el1
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end
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end
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