Halcyon text encryptor [Ruby] - Printable Version

Code:
=begin
Halcyon Encryption tool made by RubyRose/__scripted__ , 2015

Halcyon is for educational and recreational purposes only (if you're looking
for some kind of espionage shit, use something else, please.)

If you intend to Post this tool on one site or another, /please/ credit me in one way or another

For information, to report a bug, or just to say thanks, e-mail me at [snip]
=end
#            encrypt or decrypt             #
#===========================================#
puts "Halcyon Encryptor"
puts " "
puts "[1] Encrypt"
puts "[2] Decrypt"
ed = gets.chomp
#           encrypt - input type            #
#===========================================#
if ed == "1"
    system "cls"
    puts "Halcyon Encryptor"
    puts " "
    puts "[1] Text input"
    puts "[2] File input"
    intype = gets.chomp
    system "cls"
    puts "Halcyon Encryptor"
    puts " "
#     contextual display per input type     #
#===========================================#
    if intype == "1"
        puts "Enter text"
    elsif intype == "2"
        puts "Enter filepath (.txt support only)"
    else
        puts "Invalid input"
        sleep
    end
#     filepath or text to be encrypted      #
#===========================================#
    content = gets.chomp
#          processing file/text             #
#===========================================#
    if intype == "2"
        unenc = File.read("#{content}")
    elsif intype == "1"
        unenc = "#{content}"
    else
        puts "how did you get here?"
    end
#         actual encryption process         #
#===========================================#
    unenc.downcase!
    unenc.gsub!(/a/, "86L2" || "IFKP")
    unenc.gsub!(/b/, "O9FU" || "C0K8")
    unenc.gsub!(/c/, "DGC9" || "JK05")
    unenc.gsub!(/d/, "72JE" || "43SL")
    unenc.gsub!(/e/, "PT08" || "TY0V")
    unenc.gsub!(/f/, "L1WN" || "W3BZ")
    unenc.gsub!(/g/, "ZBRX" || "09ZM")
    unenc.gsub!(/h/, "33C6" || "ZCSG")
    unenc.gsub!(/i/, "FB2M" || "B20H")
    unenc.gsub!(/j/, "0LJW" || "FEHX")
    unenc.gsub!(/k/, "F6I2" || "AP7T")
    unenc.gsub!(/l/, "AJJ5" || "DO6K")
    unenc.gsub!(/m/, "EVET" || "3MLE")
    unenc.gsub!(/n/, "0SHX" || "PF23")
    unenc.gsub!(/o/, "8PUV" || "2NEA")
    unenc.gsub!(/p/, "TSVW" || "QW10")
    unenc.gsub!(/q/, "XHLV" || "W0Q3")
    unenc.gsub!(/r/, "K45G" || "PGPP")
    unenc.gsub!(/s/, "H2QV" || "BIR2")
    unenc.gsub!(/t/, "620A" || "YPAJ")
    unenc.gsub!(/u/, "LY1E" || "B2GD")
    unenc.gsub!(/v/, "XEJ4" || "OABY")
    unenc.gsub!(/w/, "W8UN" || "UXUW")
    unenc.gsub!(/x/, "RKJA" || "GBVO")
    unenc.gsub!(/y/, "R06K" || "82GN")
    unenc.gsub!(/z/, "32ZG" || "5DJE")
    unenc.gsub!(/0/, "P1E1" || "KPC1")
    unenc.gsub!(/1/, "UHWX" || "58EP")
    unenc.gsub!(/2/, "S9M0" || "B9LJ")
    unenc.gsub!(/3/, "QVBZ" || "KE5S")
    unenc.gsub!(/4/, "S13P" || "CUL9")
    unenc.gsub!(/5/, "I3KN" || "VP1Q")
    unenc.gsub!(/6/, "IK9O" || "8H86")
    unenc.gsub!(/7/, "8WGY" || "B89U")
    unenc.gsub!(/8/, "ACXY" || "CFVY")
    unenc.gsub!(/9/, "NGNY" || "RWBY")
    unenc.gsub!(/ /, "FUH3" || "JNPR")
#               file saving                 #
#===========================================#
    if intype == "2"
        output = File.open("#{content}", "w")
        output << unenc
        output.close
    elsif intype == "1"
        system "cls"
        puts "Halcyon Encryptor"
        puts " "
        puts "Encrypted text:"
        puts "#{unenc}"
        sleep
    else
        puts "wut .-."
    end
#             decryption menu               #
#===========================================#
elsif ed == "2"
    i = 0
    system "cls"
    puts "Halcyon Encryptor"
    puts " "
    puts "Enter filepath (.txt support only)"
#         filepath to be decrypted          #
#===========================================#
    content = gets.chomp
    enc = File.read("#{content}")
    while i <= 2 do
#           decryption process              #
#===========================================#
        enc.gsub!(/86L2/, "a")
        enc.gsub!(/IFKP/, "a")
        enc.gsub!(/O9FU/, "b")
        enc.gsub!(/C0K8/, "b")
        enc.gsub!(/DGC9/, "c")
        enc.gsub!(/JK05/, "c")
        enc.gsub!(/72JE/, "d")
        enc.gsub!(/43SL/, "d")
        enc.gsub!(/PT08/, "e")
        enc.gsub!(/TY0V/, "e")
        enc.gsub!(/L1WN/, "f")
        enc.gsub!(/W3BZ/, "f")
        enc.gsub!(/ZBRX/, "g")
        enc.gsub!(/09ZM/, "g")
        enc.gsub!(/33C6/, "h")
        enc.gsub!(/ZCSG/, "h")
        enc.gsub!(/FB2M/, "i")
        enc.gsub!(/B20H/, "i")
        enc.gsub!(/0LJW/, "j")
        enc.gsub!(/FEHX/, "j")
        enc.gsub!(/F6I2/, "k")
        enc.gsub!(/AP7T/, "k")
        enc.gsub!(/AJJ5/, "l")
        enc.gsub!(/DO6K/, "l")
        enc.gsub!(/EVET/, "m")
        enc.gsub!(/3MLE/, "m")
        enc.gsub!(/0SHX/, "n")
        enc.gsub!(/PF23/, "n")
        enc.gsub!(/8PUV/, "o")
        enc.gsub!(/2NEA/, "o")
        enc.gsub!(/TSVW/, "p")
        enc.gsub!(/QW10/, "p")
        enc.gsub!(/XHLV/, "q")
        enc.gsub!(/W0Q3/, "q")
        enc.gsub!(/K45G/, "r")
        enc.gsub!(/PGPP/, "r")
        enc.gsub!(/H2QV/, "s")
        enc.gsub!(/BIR2/, "s")
        enc.gsub!(/620A/, "t")
        enc.gsub!(/YPAJ/, "t")
        enc.gsub!(/LY1E/, "u")
        enc.gsub!(/B2GD/, "u")
        enc.gsub!(/XEJ4/, "v")
        enc.gsub!(/OABY/, "v")
        enc.gsub!(/W8UN/, "w")
        enc.gsub!(/UXUW/, "w")
        enc.gsub!(/RKJA/, "x")
        enc.gsub!(/GBVO/, "x")
        enc.gsub!(/R06K/, "y")
        enc.gsub!(/82GN/, "y")
        enc.gsub!(/32ZG/, "z")
        enc.gsub!(/5DJE/, "z")
        enc.gsub!(/P1E1/, "0")
        enc.gsub!(/KPC1/, "0")
        enc.gsub!(/UHWX/, "1")
        enc.gsub!(/58EP/, "1")
        enc.gsub!(/S9M0/, "2")
        enc.gsub!(/B9LJ/, "2")
        enc.gsub!(/QVBZ/, "3")
        enc.gsub!(/KE5S/, "3")
        enc.gsub!(/S13P/, "4")
        enc.gsub!(/CUL9/, "4")
        enc.gsub!(/I3KN/, "5")
        enc.gsub!(/VP1Q/, "5")
        enc.gsub!(/IK9O/, "6")
        enc.gsub!(/8H86/, "6")
        enc.gsub!(/8WGY/, "7")
        enc.gsub!(/B89U/, "7")
        enc.gsub!(/ACXY/, "8")
        enc.gsub!(/CFVY/, "8")
        enc.gsub!(/NGNY/, "9")
        enc.gsub!(/RWBY/, "9")
        enc.gsub!(/FUH3/, " ")
        enc.gsub!(/JNPR/, " ")
        i = i + 1
    end
#               file saving                 #
#===========================================#
    output = File.open("#{content}", "w")
    output << enc
    output.close
#       you fucked up if you get this       #
#===========================================#
else
    system "exit"
end