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Module: Mongoid::Association::Options

Overview

Options context used for all association types.

Instance Attribute Summary

Instance Method Summary

Instance Attribute Details

#autobuilding? ⇒ true | false (readonly)

Whether the association is autobuilding.

[ GitHub ] 

  


# File 'lib/mongoid/association/options.rb', line 38



def autobuilding?
  !!@options[:autobuild]
end


  








  

    #autosave  ⇒ true | false  (readonly)
    Also known as: #autosave?
  



  

    
Options to save any loaded members and destroy members that are marked for destruction
when the parent object is saved.

  





  
Returns:


    
  
  • 
    (true | false)
—    
    The autosave option.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 85



def autosave
  !!@options[:autosave]
end


  








  

    #autosave?   (readonly)
  



  

    
Alias for #autosave.

  



  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 88



alias autosave? autosave


  








  

    #cascading_callbacks?  ⇒ true | false  (readonly)
  



  

    
Whether the association has callbacks cascaded down from the parent.

  





  
Returns:


    
  
  • 
    (true | false)
—    
    Whether callbacks are cascaded.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 107



def cascading_callbacks?
  !!@options[:cascade_callbacks]
end


  








  

    #counter_cached?  ⇒ true | false  (readonly)
  



  

    
Whether the association is counter-cached.

  





  


  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 93



def counter_cached?
  !!@options[:counter_cache]
end


  








  

    #cyclic?  ⇒ true | false  (readonly)
  



  

    
Is the association cyclic.

  





  
Returns:


    
  
  • 
    (true | false)
—    
    Whether the association is cyclic.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 62



def cyclic?
  !!@options[:cyclic]
end


  








  

    #fallback  ⇒ Object | nil  (readonly)
  



  

    
Invokes the :fallback Proc and returns the null object that stands in
for the association when its actual value is nil. The Proc is invoked
on every access; identity is the user's responsibility (return a fresh
instance, a shared constant, or whatever the Proc chooses).

  





  
Returns:


    
  
  • 
    (Object | nil)
—    
    The Proc's return value, or nil if not set.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 48



def fallback
  @options[:fallback]&.call
end


  








  

    #fallback?  ⇒ true | false  (readonly)
  



  

    
Whether the association has a :fallback (null object) option set.

  





  


  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 55



def fallback?
  !@options[:fallback].nil?
end


  








  

    #forced_nil_inverse?  ⇒ false  (readonly)
  



  

    
Whether the association has forced nil inverse (So no foreign keys are saved).

  





  
Returns:


    
  
  • 
    (false)
—    
    Default is false.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 119



def forced_nil_inverse?
  false
end


  








  

    #indexed?  ⇒ true | false  (readonly)
  



  

    
Whether to index the primary or foreign key field.

  





  


  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 31



def indexed?
  @indexed ||= !!@options[:index]
end


  








  

    #polymorphic?  ⇒ true | false  (readonly)
  



  

    
Whether this association is polymorphic.

  





  
Returns:


    
  
  • 
    (true | false)
—    
    Whether the association is polymorphic.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 100



def polymorphic?
  false
end


  








  

    #touchable?  ⇒ true | false  (readonly)
  

  

    This method is for internal use only.
  



  

    
Whether the association object should be automatically touched
when its inverse object is updated.

  





  
Returns:


    
  
  • 
    (true | false)
—    
    returns true if this association is
automatically touched, false otherwise. The default is false.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 142



def touchable?
  !!@options[:touch]
end


  







Instance Method Details



  

    #as  ⇒ String | Symbol 
  



  

    
Returns the name of the parent to a polymorphic child.

  





  
Returns:





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 10



def as
  @options[:as]
end


  








  

    #dependent  ⇒ String 
  



  

    
Specify what happens to the associated object when the owner is destroyed.

  





  
Returns:


    
  
  • 
    (String)
—    
    The dependent option.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 17



def dependent
  @options[:dependent]
end


  








  

    #inverse_of  ⇒ String 
  



  

    
The name the owning object uses to refer to this association.

  





  
Returns:


    
  
  • 
    (String)
—    
    The inverse_of option.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 69



def inverse_of
  @options[:inverse_of]
end


  








  

    #order  ⇒ Criteria::Queryable::Key 
  



  

    
The custom sorting options on the association.

  





  
Returns:





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 24



def order
  @options[:order]
end


  








  

    #primary_key  ⇒ Symbol | String 
  



  

    
::Mongoid assumes that the field used to hold the primary key of the association is id.
You can override this and explicitly specify the primary key with the :primary_key option.

  





  
Returns:





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 77



def primary_key
  @primary_key ||= @options[:primary_key] ? @options[:primary_key].to_s : Relatable::PRIMARY_KEY_DEFAULT
end


  








  

    #store_as  ⇒ nil 
  



  

    
The store_as option.

  





  
Returns:


    
  
  • 
    (nil)
—    
    Default is nil.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 114



def store_as; end


  








  

    #touch_field  ⇒ nil 
  



  

    
The field for saving the associated object's type.

  





  
Returns:


    
  
  • 
    (nil)
—    
    Default is nil.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 131



def touch_field
  @touch_field ||= options[:touch] if options[:touch].is_a?(String) || options[:touch].is_a?(Symbol)
end


  








  

    #type  ⇒ nil 
  



  

    
The field for saving the associated object's type.

  





  
Returns:


    
  
  • 
    (nil)
—    
    Default is nil.
    
  
    • 





  [ GitHub ]


  

  


# File 'lib/mongoid/association/options.rb', line 126



def type; end