Method: Readlines::Content#decrypt_content_now

Defined in:
lib/readlines/readlines/content.rb

#decrypt_content_now(key, encrypted_file_path) ⇒ Object

Raises:

  • (Readlines::NotFoundError) 


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# File 'lib/readlines/readlines/content.rb', line 35

def decrypt_content_now(key, encrypted_file_path)
    raise Readlines::NotFoundError, "File not found: #{encrypted_file_path}" unless ::File.exist?(encrypted_file_path)

    encrypted_content = ::File.read(encrypted_file_path)
    decrypted_content = encrypted_content.chars.map { |char| (char.ord - key).chr }.join
    decrypted_file_name = encrypted_file_path.sub('.encrypted', '')
    ::File.write(decrypted_file_name, decrypted_content)
    decrypted_file_name
end