//command: decifrar
cryptools = include_lib("/lib/crypto.so")
if not cryptools then exit("Error: Missing crypto library")

// check if param is a file
is_file = true
if params[0].indexOf(":") then is_file = false
// print(is_file)

// get cache
cache_folder = get_shell.host_computer.File(home_dir + "/Config/decypherTable")
cache = {}

print("loading cache")
for cache_file in cache_folder.get_files
	cache_file_content = cache_file.get_content
	
	if cache_file_content != "" then
		passwords = cache_file_content.split("\n")
		for pass in passwords
			if pass.len == 0 then continue
			pass = pass.split("=")
			cache[pass[0]] = pass[1]
		end for
	end if
end for
//print(cache)

// set passwords to decipher
if is_file then
	file = get_shell.host_computer.File(params[0])
	if not file then exit("decifrar: can't find " + params[0])
	if not file.has_permission("r") then exit("can't read file. Permission denied")
	if file.get_content.len == 0 then exit("decipher: no users found")
	works = file.get_content.split("\n") 
else
	works = params
end if
//print(works)

for i in range(0, works.len - 1)
	work = works[i].split(":")
	user = work[0]
	password = work[1]
	
	if cache.hasIndex(password) then
		password = cache[password]
	else
		decyphed_password = cryptools.decipher(password)
		if not decyphed_password then
			print("can't find the password")
			continue 
		end if
		if cache_file_content > 79900 then
			next_file = cache_file.name.to_int + 1
			next_file = next_file + ""
			get_shell.host_computer.touch(cache_folder.path, next_file)
			cache_file = get_shell.host_computer.File(cache_folder.path + "/" + next_file	)
		end if
		z = cache_file.set_content(cache_file_content + "\n" + password + "=" + decyphed_password)
		if z != 1 then exit(z)
		password = decyphed_password
	end if
	
	works[i] = user + ":" + password
	print(works[i])
end for