Module: Quandl::Format::Dataset::Attributes

Extended by:
ActiveSupport::Concern
Included in:
Quandl::Format::Dataset
Defined in:
lib/quandl/format/dataset/attributes.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#assign_attributes(attrs) ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 40

def assign_attributes(attrs)
  attrs.each do |key, value|
    raise_unknown_attribute_error!(key) unless respond_to?(key)
    self.send("#{key}=", value) 
  end
end

#attributes ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 84

def attributes
  self.class.attribute_names.inject({}){|m,k| m[k] = self.send(k) unless self.send(k).nil?; m }
end

#column_names ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 68

def column_names
  @column_names ||= []
end

#column_names=(names) ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 72

def column_names=(names)
  @column_names = Array(names).flatten.collect{|n| n.strip.rstrip }
end

#data=(rows) ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 61

def data=(rows)
  rows = rows.to_table if rows.respond_to?(:to_table)
  @data = Quandl::Data.new(rows)
  self.column_names = @data.headers if @data.headers.present?
  @data
end

#description=(value) ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 57

def description=(value)
  @description = value.to_s.gsub('\n', "\n")
end

#full_code ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 53

def full_code
  [source_code, code].collect{|v| v.blank? ? nil : v }.compact.join('/')
end

#full_code=(value) ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 47

def full_code=(value)
  value = value.split('/')
  self.source_code = value[0]
  self.code = value[1]
end

#initialize(*args) ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 35

def initialize(*args)
  attrs = args.extract_options!
  assign_attributes(attrs) if attrs.is_a?(Hash)
end

#meta_attributes ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 80

def meta_attributes
  self.class.meta_attribute_names.inject({}){|m,k| m[k] = self.send(k); m }
end

#to_qdf ⇒ Object 



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# File 'lib/quandl/format/dataset/attributes.rb', line 76

def to_qdf
  Dump.record(self)
end