Module: MarkMapper::Plugins::Sci::ClassMethods

Defined in:
lib/mark_mapper/plugins/sci.rb

Instance Method Summary collapse

Instance Method Details

#criteria_hash(criteria = {}) ⇒ Object


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# File 'lib/mark_mapper/plugins/sci.rb', line 35

def criteria_hash(criteria={})
  if single_collection_inherited?
    super criteria.merge(:_type => name)
  else
    super
  end
end

#explicit_collection_defined?Boolean

Returns:


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# File 'lib/mark_mapper/plugins/sci.rb', line 53

def explicit_collection_defined?
  @collection_defined == true
end

#inherited(subclass) ⇒ Object


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# File 'lib/mark_mapper/plugins/sci.rb', line 12

def inherited(subclass)
  super
  if @collection_name == subclass.instance_variable_get("@collection_name")
    key :_type, String unless key?(:_type)
    subclass.single_collection_parent = self
    subclass.instance_variable_set("@single_collection_inherited", true)
  else
    remove_key :_type
  end
end

#query(options = {}) ⇒ Object


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# File 'lib/mark_mapper/plugins/sci.rb', line 69

def query(options={})
  super.tap do |query|
    query[:_type] = {'$eq' => [name] + descendants.map(&:name)} if single_collection_inherited?
  end
end

#set_collection_name(name) ⇒ Object


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# File 'lib/mark_mapper/plugins/sci.rb', line 43

def set_collection_name(name)
  if single_collection_inherited?
    single_collection_parent.remove_key :_type
    single_collection_parent = nil
    @single_collection_inherited = false
  end
  @collection_defined = true
  super
end

#single_collection_inherited?Boolean

Returns:


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# File 'lib/mark_mapper/plugins/sci.rb', line 65

def single_collection_inherited?
  !!(@single_collection_inherited ||= false)
end

#single_collection_parentObject


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# File 'lib/mark_mapper/plugins/sci.rb', line 57

def single_collection_parent
  @single_collection_parent
end

#single_collection_parent=(parent) ⇒ Object


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# File 'lib/mark_mapper/plugins/sci.rb', line 61

def single_collection_parent=(parent)
  @single_collection_parent = parent
end

#single_collection_rootObject


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# File 'lib/mark_mapper/plugins/sci.rb', line 23

def single_collection_root
  parent = single_collection_parent || self
  root = parent

  while parent
    parent = parent.single_collection_parent
    root = parent unless parent.nil?
  end

  root
end