Files

chmod.src
chmod.src
  • binary = function(n) // number
  • b = []
  • while n > 0
  • division = n % 2
  • b.push(division)
  • n = floor(n / 2)
  • end while
  • while b.len < 3
  • b.push(0)
  • end while
  • b.reverse
  • return b
  • end function
  • to_perm = function(n, m) // number 0 or 1, mode
  • if n == 1 then
  • return "+" + m
  • else
  • return "-" + m
  • end if
  • end function
  • perm_query = function(n, c) // number, class
  • b = binary(n)
  • pq = []
  • pq.push(c + to_perm(b[0], "r"))
  • pq.push(c + to_perm(b[1], "w"))
  • pq.push(c + to_perm(b[2], "x"))
  • return pq
  • end function
  • if params.len < 2 or (params.len == 3 and params[0] != "-R") then exit("learn how to use chmod yourself :)")
  • perms = params[0]
  • pathFile = params[1]
  • isRecursive = 0
  • if params.len == 3 then
  • perms = params[1]
  • pathFile = params[2]
  • isRecursive = 1
  • end if
  • u = perms[0].to_int
  • g = perms[1].to_int
  • o = perms[2].to_int
  • queries = []
  • queries = queries + perm_query(u, "u")
  • queries = queries + perm_query(g, "g")
  • queries = queries + perm_query(o, "o")
  • file = get_shell.host_computer.File(pathFile)
  • if file == null then exit("chgmod: can't find " + pathFile)
  • for query in queries
  • output = file.chmod(query, isRecursive)
  • if output then print(output)
  • end for