Module: RailsAdmin::Adapters::Mongoid

Defined in:
lib/rails_admin/adapters/mongoid.rb,
lib/rails_admin/adapters/mongoid/bson.rb,
lib/rails_admin/adapters/mongoid/property.rb,
lib/rails_admin/adapters/mongoid/extension.rb,
lib/rails_admin/adapters/mongoid/association.rb,
lib/rails_admin/adapters/mongoid/object_extension.rb

Defined Under Namespace

Modules: Extension, ObjectExtension Classes: Association, Bson, Property, StatementBuilder

Constant Summary collapse

DISABLED_COLUMN_TYPES = 
%w[Range Moped::BSON::Binary BSON::Binary Mongoid::Geospatial::Point].freeze

Instance Method Summary collapse

Instance Method Details

#adapter_supports_joins? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails_admin/adapters/mongoid.rb', line 110

def adapter_supports_joins?
  false
end

#all(options = {}, scope = nil) ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 45

def all(options = {}, scope = nil)
  scope ||= scoped
  scope = scope.includes(*options[:include]) if options[:include]
  scope = scope.limit(options[:limit]) if options[:limit]
  scope = scope.any_in(_id: options[:bulk_ids]) if options[:bulk_ids]
  scope = query_scope(scope, options[:query]) if options[:query]
  scope = filter_scope(scope, options[:filters]) if options[:filters]
  scope = scope.send(Kaminari.config.page_method_name, options[:page]).per(options[:per]) if options[:page] && options[:per]
  scope = sort_by(options, scope) if options[:sort]
  scope
rescue NoMethodError => e
  if /page/.match?(e.message)
    e = e.exception <<~ERROR
      #{e.message}
      If you don't have kaminari-mongoid installed, add `gem 'kaminari-mongoid'` to your Gemfile.
    ERROR
  end
  raise e
end

#associations ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 77

def associations
  model.relations.values.collect do |association|
    Association.new(association, model)
  end
end

#base_class ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 88

def base_class
  klass = model
  klass = klass.superclass while klass.hereditary?
  klass
end

#count(options = {}, scope = nil) ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 65

def count(options = {}, scope = nil)
  all(options.merge(limit: false, page: false), scope).count
end

#cyclic? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails_admin/adapters/mongoid.rb', line 106

def cyclic?
  model.cyclic?
end

#destroy(objects) ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 69

def destroy(objects)
  Array.wrap(objects).each(&:destroy)
end

#embedded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails_admin/adapters/mongoid.rb', line 102

def embedded?
  associations.detect { |a| a.macro == :embedded_in }
end

#encoding ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 98

def encoding
  Encoding::UTF_8
end

#first(options = {}, scope = nil) ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 41

def first(options = {}, scope = nil)
  all(options, scope).first
end

#get(id, scope = scoped) ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 23

def get(id, scope = scoped)
  object = scope.find(id)
  return nil unless object

  object.extend(ObjectExtension)
rescue StandardError => e
  raise e if %w[
    Mongoid::Errors::DocumentNotFound
    Mongoid::Errors::InvalidFind
    Moped::Errors::InvalidObjectId
    BSON::InvalidObjectId
  ].exclude?(e.class.to_s)
end

#new(params = {}) ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 19

def new(params = {})
  model.new(params).extend(ObjectExtension)
end

#parse_object_id(value) ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 15

def parse_object_id(value)
  Bson.parse_object_id(value)
end

#primary_key ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 73

def primary_key
  '_id'
end

#properties ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 83

def properties
  fields = model.fields.reject { |_name, field| DISABLED_COLUMN_TYPES.include?(field.type.to_s) }
  fields.collect { |_name, field| Property.new(field, model) }
end

#scoped ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 37

def scoped
  model.scoped
end

#table_name ⇒ Object 



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# File 'lib/rails_admin/adapters/mongoid.rb', line 94

def table_name
  model.collection_name.to_s
end