Module: Leetspeak::String

Included in:
String
Defined in:
lib/leetspeak.rb,
lib/leetspeak/string.rb

Constant Summary collapse

VERSION = 
'0.1.1'

Instance Method Summary collapse

Instance Method Details

#leet(random_upcase = true) ⇒ Object

This method translates a string to leetspeak, taken more or less from here: en.wikipedia.org/wiki/Leetspeak

Usage: 

"I own you. I am an elite hacker".leet  # => "I pwn j00. i Am aN 1337 hAxzor"

Or disable the random upcasing:

"I am an elite hacker".leet(false)  # => "I am an 1337 haxzor"



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# File 'lib/leetspeak/string.rb', line 12

def leet(random_upcase = true)
  chars = { 'l' => '1', 'L' => '1', 'e' => '3', 'E' => '3', 's' => '5', 
            'S' => '5', 'o' => '0', 'O' => '0', 't' => '7', 'T' => '7' }
  new_string = []
  self.split('').each do |ltr|
    ltr = (rand(2) == 1 ? ltr.upcase : ltr) if random_upcase
    new_string << (chars.keys.include?(ltr) ? chars[ltr] : ltr)
  end
  replacement = new_string.join

  # General replacements
  replacement = replacement.gsub(/ck/i, "x")
  replacement = replacement.gsub(/31i73/i, "1337")
  replacement = replacement.gsub(/y0u/i, "j00")
  replacement = replacement.gsub(/3r\b/i, "zor")
  replacement = replacement.gsub(/\b0wn/i, "pwn")
  replacement = replacement.gsub(/3d\b/i, "t")
end