Method: Sequel::Plugins::ClassTableInheritance.configure

Defined in:
lib/sequel/plugins/class_table_inheritance.rb

.configure(model, opts = OPTS) ⇒ Object

Initialize the plugin using the following options:

:alias

Change the alias used for the subquery in model datasets. using this as the alias.

:key

Column symbol that holds the key that identifies the class to use. Necessary if you want to call model methods on a superclass that return subclass instances

:model_map

Hash or proc mapping the key column values to model class names.

:key_map

Hash or proc mapping model class names to key column values. Each value or return is an array of possible key column values.

:key_chooser

proc returning key for the provided model instance

:table_map

Hash with class name symbols keys mapping to table name symbol values. Overrides implicit table names.

:ignore_subclass_columns

Array with column names as symbols that are ignored on all sub-classes.

:qualify_tables

Boolean true to qualify automatically determined subclass tables with the same qualifier as their superclass.


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# File 'lib/sequel/plugins/class_table_inheritance.rb', line 214

def self.configure(model, opts = OPTS)
  SingleTableInheritance.configure model, opts[:key], opts

  model.instance_exec do
    @cti_models = [self]
    @cti_tables = [table_name]
    @cti_instance_dataset = @instance_dataset
    @cti_table_columns = columns
    @cti_table_map = opts[:table_map] || {}
    @cti_alias = opts[:alias] || case source = @dataset.first_source
    when SQL::QualifiedIdentifier
      @dataset.unqualified_column_for(source)
    else
      source
    end
    @cti_ignore_subclass_columns = opts[:ignore_subclass_columns] || []
    @cti_qualify_tables = !!opts[:qualify_tables]
  end
end