Module: Surveyor

Defined in:
lib/surveyor.rb,
lib/surveyor/config.rb,
lib/surveyor/acts_as_response.rb

Defined Under Namespace

Modules: Response Classes: Config

Constant Summary collapse

RAND_CHARS = 
[('a'..'z'), ('A'..'Z'), (0..9)].map{|r| r.to_a}.flatten.to_s

Class Method Summary collapse

Class Method Details

.make_tiny_code(len = 10) ⇒ Object 



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# File 'lib/surveyor.rb', line 5

def self.make_tiny_code(len = 10)
  if RUBY_VERSION < "1.8.7"
    (1..len).to_a.map{|i| RAND_CHARS[rand(RAND_CHARS.size), 1] }.to_s
  else
    len.times.map{|i| RAND_CHARS[rand(RAND_CHARS.size), 1] }.to_s
  end
end

.to_normalized_string(text) ⇒ Object 



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# File 'lib/surveyor.rb', line 13

def self.to_normalized_string(text)
  words_to_omit = %w(a be but has have in is it of on or the to when)
  col_text = text.gsub(/(<[^>]*>)|\n|\t/s, ' ') # Remove html tags
  col_text.downcase!                            # Remove capitalization
  col_text.gsub!(/\"|\'/, '')                   # Remove potential problem characters
  col_text.gsub!(/\(.*?\)/,'')                  # Remove text inside parens
  col_text.gsub!(/\W/, ' ')                     # Remove all other non-word characters      
  cols = (col_text.split(' ') - words_to_omit)
  (cols.size > 5 ? cols[-5..-1] : cols).join("_")
end