Module: RailsMarkup::ClientUuidMaintenance

Defined in:
lib/rails_markup/client_uuid_maintenance.rb

Constant Summary collapse

UUID_PATTERN = 
/\A[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}\z/
UUID_INPUT_PATTERN = 
/\A[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}\z/i
COLLISION_UUID_NAMESPACE = 
"102f1c26-3ad7-5b5c-871a-44c5f2392790"

Class Method Summary collapse

Class Method Details

.invalid_count(connection: ActiveRecord::Base.connection, table_name: RailsMarkup.config.table_name) ⇒ Object 



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# File 'lib/rails_markup/client_uuid_maintenance.rb', line 25

def invalid_count(connection: ActiveRecord::Base.connection, table_name: RailsMarkup.config.table_name)
  table = table_name.to_sym
  return 0 unless connection.table_exists?(table) && connection.column_exists?(table, :client_uuid)

  quoted_table = connection.quote_table_name(table)
  quoted_client_uuid = connection.quote_column_name(:client_uuid)
  connection.select_values("SELECT #{quoted_client_uuid} FROM #{quoted_table}").count do |value|
    !canonical_uuid?(value)
  end
end

.repair!(connection: ActiveRecord::Base.connection, table_name: RailsMarkup.config.table_name) ⇒ Object 



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# File 'lib/rails_markup/client_uuid_maintenance.rb', line 15

def repair!(connection: ActiveRecord::Base.connection, table_name: RailsMarkup.config.table_name)
  table = table_name.to_sym
  return 0 unless connection.table_exists?(table)

  connection.add_column(table, :client_uuid, :string, limit: 64) unless connection.column_exists?(table, :client_uuid)
  repaired = repair_rows(connection, table)
  ensure_unique_index(connection, table)
  repaired
end

.verify!(connection: ActiveRecord::Base.connection, table_name: RailsMarkup.config.table_name) ⇒ Object 



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# File 'lib/rails_markup/client_uuid_maintenance.rb', line 36

def verify!(connection: ActiveRecord::Base.connection, table_name: RailsMarkup.config.table_name)
  table = table_name.to_sym
  unless connection.table_exists?(table) && connection.column_exists?(table, :client_uuid)
    raise "Rails Markup client UUID storage is not installed"
  end

  invalid = invalid_count(connection:, table_name:)
  duplicates = casefold_duplicate_count(connection, table)
  raise "Rails Markup has #{duplicates} case-fold duplicate client UUID(s)" if duplicates.positive?
  raise "Rails Markup has #{invalid} annotation(s) without canonical client UUIDs" if invalid.positive?
  unless connection.indexes(table).any? { |index| full_unique_client_uuid_index?(index) }
    raise "Rails Markup client UUID unique index is missing"
  end

  true
end