Module: ClosureTree::SupportFlags

Included in:
Support
Defined in:
lib/closure_tree/support_flags.rb

Instance Method Summary collapse

Instance Method Details

#has_inheritance_column?(hash = columns_hash) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/closure_tree/support_flags.rb', line 30

def has_inheritance_column?(hash = columns_hash)
  hash.with_indifferent_access.include?(model_class.inheritance_column)
end

#has_name? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/closure_tree/support_flags.rb', line 34

def has_name?
  model_class.new.attributes.include? options[:name_column]
end

#include_forbidden_attributes_protection? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/closure_tree/support_flags.rb', line 10

def include_forbidden_attributes_protection?
  defined?(ActiveModel::ForbiddenAttributesProtection) &&
    model_class.ancestors.include?(ActiveModel::ForbiddenAttributesProtection)
end

#order_is_numeric? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/closure_tree/support_flags.rb', line 19

def order_is_numeric?
  # The table might not exist yet (in the case of ActiveRecord::Observer use, see issue 32)
  return false if !order_option? || !model_class.table_exists?
  c = model_class.columns_hash[order_column]
  c && c.type == :integer
end

#order_option? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/closure_tree/support_flags.rb', line 15

def order_option?
  order_by.present?
end

#subclass? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/closure_tree/support_flags.rb', line 26

def subclass?
  model_class != model_class.base_class
end

#use_attr_accessible? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/closure_tree/support_flags.rb', line 4

def use_attr_accessible?
  defined?(ActiveModel::MassAssignmentSecurity) &&
    model_class.respond_to?(:accessible_attributes) &&
    ! model_class.accessible_attributes.empty?
end