Class: MARC::DataField

Inherits:
Object
  • Object
show all
Defined in:
lib/wcid/marc.rb

Instance Method Summary collapse

Instance Method Details

#dates_from_datafield ⇒ Object 



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# File 'lib/wcid/marc.rb', line 33

def dates_from_datafield
  dates = self['d'] if self['d']
  dates.gsub!('-', ' ') if dates
  dates.gsub!('.', '') if dates
  dates = "$" + dates if dates
  dates
end

#name_from_datafield ⇒ Object

Should the following be private?



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# File 'lib/wcid/marc.rb', line 25

def name_from_datafield
  name = self['a'].downcase
  name.gsub!('.','')
  name.gsub!(/,$/,'')
  name.gsub!('-',' ')
  name.gsub!('\'','')
  name
end

#pnkey_from_marc ⇒ Object

accept a MARC datafield and create a pnkey for query really just a bunch of regexps to tur This should only really work for exact searches if the datafield passed to the method had proper authority work done on it.



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# File 'lib/wcid/marc.rb', line 11

def pnkey_from_marc 
  name = self.name_from_datafield
  dates = self.dates_from_datafield
  qualifier = self.qualifier_from_datafield

  query = "\"#{name}"
  query += "$" + qualifier if qualifier
  query += dates if dates
  query += "\""
  #puts query
  query
end

#qualifier_from_datafield ⇒ Object 



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# File 'lib/wcid/marc.rb', line 40

def qualifier_from_datafield
  qualifier = self['q'] if self['q']
  qualifier.gsub!('-', ' ') if qualifier
  qualifier.gsub!(',','') if qualifier
  qualifier.gsub!('(','') if qualifier
  qualifier.gsub!(')','') if qualifier
  qualifier.downcase! if qualifier
end