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75 lines
2.3 KiB
75 lines
2.3 KiB
module Carto
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class LayerFactory
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def self.build_default_base_layer(user)
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basemap = user.default_basemap.except('default')
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options = if basemap['className'] === 'googlemaps'
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{ kind: 'gmapsbase', options: basemap }
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else
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{ kind: 'tiled', options: basemap }
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end
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Carto::Layer.new(options)
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end
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def self.build_default_labels_layer(base_layer)
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base_layer_options = base_layer.options
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Carto::Layer.new(
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kind: 'tiled',
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options: base_layer_options.except('className', 'labels').merge(
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'type' => 'Tiled',
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'name' => "#{base_layer_options['name']} Labels"
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).merge(base_layer_options['labels'])
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)
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end
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def self.build_data_layer(user_table)
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user = user_table.user
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geometry_type = user_table.geometry_type
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data_layer = Carto::Layer.new(Cartodb.config[:layer_opts]['data'].deep_dup)
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layer_options = data_layer.options
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layer_options['table_name'] = user_table.name
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layer_options['user_name'] = user.username
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layer_options['tile_style'] = tile_style(user, geometry_type)
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data_layer.infowindow ||= {}
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data_layer.infowindow['fields'] = []
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data_layer.tooltip ||= {}
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data_layer.tooltip['fields'] = []
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if user.builder_enabled?
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data_layer.options['style_properties'] = style_properties(geometry_type)
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end
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data_layer
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end
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# private
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def self.style_properties(geometry_type)
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{
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type: 'simple',
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properties: Carto::Form.new(geometry_type).to_hash
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}
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end
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private_class_method :style_properties
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def self.tile_style(user, geometry_type)
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user.builder_enabled? ? builder_tile_style(geometry_type) : legacy_tile_style(geometry_type)
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end
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private_class_method :tile_style
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def self.builder_tile_style(geometry_type)
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style_class = Carto::Styles::Style.style_for_geometry_type(geometry_type)
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style_class ? style_class.new.to_cartocss : legacy_tile_style(geometry_type)
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end
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private_class_method :builder_tile_style
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def self.legacy_tile_style(geometry_type)
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"#layer #{Cartodb.config[:layer_opts]['default_tile_styles'][geometry_type]}"
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end
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private_class_method :legacy_tile_style
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end
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end
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