Method: Referent.create_by_context_object

Defined in:
app/models/referent.rb

.create_by_context_object(co, options = {}) ⇒ Object

Pass in :permalink => :force to force creation of a permalink, otherwise no permalink is created by this method, one can be lazily created when needed.



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# File 'app/models/referent.rb', line 29

def self.create_by_context_object(co, options = {})    
  self.clean_up_context_object(co)    
  
  rft = Referent.new

  # Wrap everything in a transaction for better efficiency, at least
  # with MySQL, I think. 
  
  Referent.transaction do
    
    rft.set_values_from_context_object(co)

    # Permalinks created on-demand later. But if set config to :force, can
    # force old behavior. 
    if options[:permalink] == :force
      permalink = Permalink.new_with_values!(rft, co.referrer.identifier)
    end

    # Add shortcuts.
    rft.referent_values.each do | val |
      rft.atitle = val.normalized_value if val.key_name == 'atitle' and val.metadata?
      rft.title = val.normalized_value if val.key_name.match(/^[bj]?title$/) and val.metadata? 
      rft.issn = val.normalized_value.gsub(/[^\d]/, '')[0,8] if val.key_name == 'issn' and val.metadata?
      rft.isbn = val.normalized_value.gsub(/[^\d]/, '')[0,13] if val.key_name == 'isbn' and val.metadata?      
      rft.volume = val.normalized_value if val.key_name == 'volume' and val.metadata?
      rft.year = val.normalized_value.gsub(/[^\d]/, '')[0,4] if val.key_name == 'date' and val.metadata?
    end
    rft.save!

    # Apply referent filters
    rfr_id = ""
    rfr_id = co.referrer.identifier if (co.referrer && ! co.referrer.identifier.blank?)
    UmlautController.umlaut_config.lookup!("referent_filters", []).each do |filter_config|
      regexp = filter_config[:match]
      filter = filter_config[:filter]
      if (regexp =~ rfr_id)
        filter.filter(rft) if filter.respond_to?(:filter)
      end
    end
  end
  return rft          
end