[CC] CryptX symmetric encryption tool

--[[
  Software engineered and maintained by Coronaxe,
  please provide original author name when
  altering or redistributing this software!
  Thank you!
]]--

if not _G.strman then
  error("Stringmanager could not be loaded!")
end

CryptX = {}

function CryptX:craft( password )
  local crypt = {}
  setmetatable( crypt, self )
  self.__index = self
  if password then
    crypt:initialize( password )
  end
  return crypt
end

function CryptX:initialize( password )
  self.password = password
  self.randomlength = #password
  self.randomseed = strman.ArrToStr(strman.StrToByteArr( password )) / strman.StrToNumber( password )
end

function CryptX:encrypt( str )
  local tEncr = {}
  math.randomseed(self.randomseed)
  for i = 1, #str do
    table.insert(tEncr, str:byte(i,i) * math.random(1,self.randomlength))
  end
  return tEncr
end

function CryptX:decrypt( tEncr )
  local str = ""
  math.randomseed(self.randomseed)
  for i = 1, #tEncr do
    str = str .. string.char(tEncr[i] / math.random(1,self.randomlength))
  end
  return str
end