Module: Mongoid::Listable

Extended by:
ActiveSupport::Concern
Defined in:
lib/mongoid/listable.rb,
lib/mongoid/listable/macros.rb,
lib/mongoid/listable/version.rb,
lib/mongoid/listable/accessors.rb,
lib/mongoid/listable/callbacks.rb,
lib/mongoid/listable/extensions/array.rb,
lib/mongoid/listable/extensions/object.rb

Defined Under Namespace

Modules: Accessors, Callbacks, ClassMethods, Extensions, Macros

Constant Summary collapse

VERSION = 
'0.2.1'

Instance Method Summary collapse

Instance Method Details

#field_name(meta) ⇒ Object

Proxies to the class level version

Parameters:

  • meta (MetaData) —

    The MetaData class

See Also:

  • Class.field_name

Since:

  • 0.0.6



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# File 'lib/mongoid/listable.rb', line 37

def field_name meta
  self.class.field_name meta
end

#has_many_count(name) ⇒ Object

Counts unique children of object Needed because the mongoid callbacks dont update has_many relations until after invoked.

Parameters:

  • name (Symbol) —

    The name of the has_many relation

Since:

  • 0.0.7



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# File 'lib/mongoid/listable.rb', line 48

def has_many_count name
  send(name).uniq(&:id).count
end

#siblings(field = :position) ⇒ Array

Retrieves an object’s list siblings

Returns:

  • (Array)

Since:

  • 0.1.0



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# File 'lib/mongoid/listable.rb', line 57

def siblings field=:position
  klass = embedded? ? _parent.send(metadata.key) : self.class
  klass.exists(field => true).ne id: id
end