class StegaX

Public Class Methods

new(file_to_hide = nil, file_norm = nil, output = nil) click to toggle source

# File lib/StegaX.rb, line 13
def initialize(file_to_hide = nil, file_norm = nil, output = nil)
    @@file_to_hide = file_to_hide
    @@norm_file = file_norm
    @@output = output
end

Public Instance Methods

attach() click to toggle source

# File lib/StegaX.rb, line 23
def attach
    if !issetFile(@@file_to_hide) && !issetFile(@@norm_file)
        return "File not exist"
    end
    file_to_hide_read = File.read @@file_to_hide
    file_nor_read = File.read @@norm_file
    

    @@content_output_file = [file_nor_read, @@separator, file_to_hide_read]
    
    File.open(@@output, "wb") do |out|
        @@content_output_file.each do |f|
            out.puts f
        end
    end

    return "File attached success to #{@@output}"
    
end

detach(file_to_detach, output) click to toggle source

# File lib/StegaX.rb, line 44
def detach(file_to_detach, output)
    if !issetFile(file_to_detach)
        return "File not exist"
    end 

    recov_file = File.read(file_to_detach).force_encoding("BINARY").split(@@separator).last

    File.open(output, 'wb') do |f|
        f.puts recov_file
    end
end

issetFile(files) click to toggle source

# File lib/StegaX.rb, line 19
def issetFile(files)
    return File.file?(files) ? true : false
end