Method: Cloudlib::Entry#set_attribute

Defined in:
lib/cloudlib.rb

#set_attribute(attribute, ans) ⇒ Object

Sets the specified metadata attribute to ans. ans is assumed to be a regular string. It will be split by “ and ” for authors and editors, or by spaces for keywords.



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# File 'lib/cloudlib.rb', line 305

def set_attribute(attribute, ans)
  index = ['title', 'authors', 'editors', 'booktitle'].member?(attribute)
  if ans.nil? || ans.empty?
    self.attributes[attribute] = nil
  else
    newval = if attribute == 'editors' || attribute == 'authors'
                ans.split(" and ").map {|a| a.strip}
             elsif attribute == 'keywords'
                ans.split
             else
                [ans.strip]
             end
    self.attributes[attribute] = newval
    unless ['url', 'doi', 'keywords'].member?(attribute)
      self.attributes[attribute + "_lowercase"] = newval.map {|a| a.downcase}
      self.attributes[attribute + "_words"] = self.attributes[attribute + "_lowercase"].map {|a| a.split(/[[:punct:]]*[[:space:]]+|-+/)}.flatten.reject {|a| a.empty?}
    end
    # recalculate all_words
    tit_auth_words = ['title', 'authors', 'editors', 'booktitle'].map {|att| self.attributes[att + "_words"] || []}.flatten
    keywords = self.attributes['keywords'] || []
    self.attributes['all_words'] = keywords + tit_auth_words
  end
end