require 'active_record' module Carto class Template < ActiveRecord::Base # INFO: On delete org will wipe out all templates belongs_to :organization # INFO: On delete of source visualization will wipe out all templates belongs_to :visualization, primary_key: :source_visualization_id validates :organization_id, presence: true validates :source_visualization_id, presence: true validates :title, presence: true validate :source_visualization_referential_integrity validate :required_tables_should_be_qualified validate :required_tables_referential_integrity # INFO: Needed as rails 3 + activerecord-postgres-array gem is still buggy def required_tables self.required_tables_list.split(',') end # INFO: Needed as rails 3 + activerecord-postgres-array gem is still buggy def required_tables=(list=[]) self.required_tables_list = list.join(',') end def relates_to_table?(table) required_tables.include?(table.qualified_table_name.gsub('"','')) end private def source_visualization_referential_integrity return if errors.keys.include?(:source_visualization_id) visualization = Carto::Visualization.where(id: self.source_visualization_id).first errors.add(:source_visualization_id, "Source visualization not found") if visualization.nil? if visualization.user.organization_id != self.organization_id errors.add(:source_visualization_id, "Source visualization not found") end end def required_tables_should_be_qualified wrong_table_names = required_tables.select { |table_name| !::Table.is_qualified_name_valid?(table_name) } errors.add(:required_tables, "Invalid names: #{wrong_table_names.join(', ')}") if wrong_table_names.length > 0 end def required_tables_referential_integrity # If already have invalid names, don't run this validation return if errors.keys.include?(:required_tables) wrong_tables = required_tables.select { |qualified_name| schema, table_name = qualified_name.split('.') begin user = Carto::User.where({ database_schema: schema, organization_id: self.organization_id}).first Carto::VisualizationQueryBuilder.new .with_name(table_name) .with_user_id(user.id) .build .count == 0 rescue true end } errors.add(:required_tables, "Invalid tables: #{wrong_tables.join(', ')}") if wrong_tables.length > 0 end end end