Class: Quandl::Client::Superset

Inherits:
Base
  • Object
show all
Defined in:
lib/quandl/client/models/superset.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

her_api, models, models_use_her_api!, url_with_version, use

Class Method Details

.example ⇒ Object 



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# File 'lib/quandl/client/models/superset.rb', line 21

def self.example
  self.new( code: "SUPERSET_EXAMPLE", name: "Superset Name", description: "Superset description", column_codes: ['NSE.OIL.1'], column_names: ['Column Name'] )
end

.find_or_build(attributes = {}) ⇒ Object 



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# File 'lib/quandl/client/models/superset.rb', line 13

def self.find_or_build( attributes={} )
  record = self.find(attributes[:id]) if attributes[:id].present?
  record = self.where( attributes.slice(:code, :source_code).merge( owner: 'myself' ) ).first unless record.try(:exists?)
  record = self.new unless record.try(:exists?)
  record.assign_attributes(attributes)
  record
end

Instance Method Details

#column_codes_should_be_valid! ⇒ Object (protected) 



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# File 'lib/quandl/client/models/superset.rb', line 39

def column_codes_should_be_valid!
  # must be an array
  unless column_codes.respond_to?(:each)
    # failure
    self.errors.add( :column_codes, "expected an array, but got #{column_codes.class}.")
    # nothing more to do
    return false
  end
  # check each code
  column_codes.each do |code|
    # is the code valid?
    next if code =~ /#{Quandl::Pattern.code}\.#{Quandl::Pattern.code}\.[0-9]+/
    # otherwise report error
    self.errors.add( :column_codes, "Code '#{code}' is invalid. Expected: /#{Quandl::Pattern.code.to_example}.#{Quandl::Pattern.code.to_example}.INTEGER/" )
    # nothing more to do here
    return false
  end
  # success
  true
end

#data ⇒ Object 



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# File 'lib/quandl/client/models/superset.rb', line 25

def data
  @data ||= Quandl::Client::Dataset::Data.with_id(id)
end

#full_code ⇒ Object 



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# File 'lib/quandl/client/models/superset.rb', line 33

def full_code
  File.join(self.source_code.to_s, self.code.to_s)
end

#full_url ⇒ Object 



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# File 'lib/quandl/client/models/superset.rb', line 29

def full_url
  File.join(Quandl::Client::Base.url.gsub(/api\/?/, ''), full_code)
end