Module: Lore::Polymorphic_Class_Methods

Included in:
Table_Accessor
Defined in:
lib/lore/model/polymorphic.rb

Instance Method Summary collapse

Instance Method Details

#is_polymorphic(key = :concrete_model) ⇒ Object 



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# File 'lib/lore/model/polymorphic.rb', line 11

def is_polymorphic(key=:concrete_model)
  @polymorphic_attribute       = key.to_sym
  @polymorphic_attribute_index = get_fields_flat.index(key.to_sym)
  @is_polymorphic = true
end

#is_polymorphic? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lore/model/polymorphic.rb', line 17

def is_polymorphic?
  (@is_polymorphic == true)
end

#polymorphic_attribute ⇒ Object 



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# File 'lib/lore/model/polymorphic.rb', line 34

def polymorphic_attribute
  @polymorphic_attribute
end

#polymorphic_attribute_index ⇒ Object 



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# File 'lib/lore/model/polymorphic.rb', line 37

def polymorphic_attribute_index
  @polymorphic_attribute_index
end

#select_polymorphic(clause = nil, &block) ⇒ Object 



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# File 'lib/lore/model/polymorphic.rb', line 21

def select_polymorphic(clause=nil, &block)
  base_entities = select(clause, &block)
  base_entities.map { |e|
    cmodel = e.get_concrete_model
    if cmodel then
      e = cmodel.load(get_fields[table_name].first => e.pkey()) 
    else 
      e = false
    end
    e
  }
end