109 lines
2.5 KiB
Ruby
109 lines
2.5 KiB
Ruby
class OldNode < ActiveRecord::Base
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include GeoRecord
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include ConsistencyValidations
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self.table_name = "nodes"
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self.primary_keys = "node_id", "version"
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validates_presence_of :changeset_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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validates_associated :changeset
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belongs_to :changeset
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def validate_position
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errors.add(:base, "Node is not in the world") unless in_world?
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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.changeset_id = node.changeset_id
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old_node.node_id = node.id
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old_node.version = node.version
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return old_node
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end
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def to_xml
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doc = OSM::API.new.get_xml_doc
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doc.root << to_xml_node()
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return doc
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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.node_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['changeset'] = self.changeset.id.to_s
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if self.changeset.user.data_public?
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el1['user'] = self.changeset.user.display_name
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el1['uid'] = self.changeset.user.id.to_s
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end
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self.tags.each do |k,v|
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el2 = XML::Node.new('tag')
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el2['k'] = k.to_s
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el2['v'] = v.to_s
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el1 << el2
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end
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el1['visible'] = self.visible.to_s
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el1['timestamp'] = self.timestamp.xmlschema
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el1['version'] = self.version.to_s
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return el1
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end
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def save_with_dependencies!
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save!
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#not sure whats going on here
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clear_aggregation_cache
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clear_association_cache
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#ok from here
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@attributes.update(OldNode.where(:node_id => self.node_id, :timestamp => self.timestamp, :version => self.version).first.instance_variable_get('@attributes'))
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self.tags.each do |k,v|
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tag = OldNodeTag.new
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tag.k = k
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tag.v = v
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tag.node_id = self.node_id
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tag.version = self.version
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tag.save!
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end
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end
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def tags
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unless @tags
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@tags = Hash.new
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OldNodeTag.where(:node_id => self.node_id, :version => self.version).each do |tag|
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@tags[tag.k] = tag.v
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end
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end
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@tags = Hash.new unless @tags
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@tags
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end
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def tags=(t)
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@tags = t
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end
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def tags_as_hash
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return self.tags
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end
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# Pretend we're not in any ways
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def ways
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return []
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end
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# Pretend we're not in any relations
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def containing_relation_members
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return []
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end
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end
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