def demo(self, ui):
ui.message("===== Demo Mode =====")
ui.message("Running a small demo/testing!")
ui.message("--- Encoding ---")
text = "Hello World!"
ui.message("Data to cypher: {}\n".format(text))
ui.message("Gray cyphered data (3, 4, 5 and 8 bits words, utf-8):"
"\n {}".format("\n ".join(gray.cypher(text,
lengths=(3, 4, 5, 8)))))
ui.message("+ Note how padding bits are added to get an integer "
"number of words of n bits.")
ui.message("")
ui.message("--- Decoding ---")
ui.message("+ You must specify the word length used at encode time "
"(which must be a multiple of number of binary bits given "
"to decypher).")
htext = "0110010101101010010100011101101101000010010110101011000" \
"001100100110010110100000101000001001100101100000010110111000"
ui.message("“Numbers” utf-8 text used as input (5 bits words): {}"
"".format(htext))
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codec="utf-8", length=5)))
ui.message("")
ui.message("+ The input text to decypher may have space-separated "
"bytes:")
htext = "10010011 11000000 11110101 01001100 01010001 01001010 " \
"00110000 01010001 00110000 01100011 01010111 01011010 " \
"01011010 00110000 01101010 01010001 01010011 01001010 " \
"10010011 11000000 11010101 00110000 01001011 01010111 " \
"01001010 01010111 01010001 01010010 01011100 01010111 " \
"01001011 00111001"
ui.message("“binary” utf-8, 8 bits words, text used as input: {}"
"".format(htext))
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codec="utf-8", length=8)))
ui.message("")
ui.message("--- Won’t work ---")
ui.message("+ The input text to decypher must contain only valid "
"binary digits (and optionally spaces):")
htext = "011001010111211101101100015000110110111101101101011a" \
"001010010001"
ui.message("“Numbers” text used as binary input: {}".format(htext))
try:
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codec="ascii",
length=8)))
except Exception as e:
ui.message(str(e), level=ui.ERROR)
ui.message("")
ui.message("+ The input text to decypher must have an integer number "
"of words of n length (once spaces have been striped):")
htext = "01100101 0110111 0110110 0110011 0110111 0101101 0110011 " \
"0000001"
ui.message("“Numbers” text used as input: {}".format(htext))
try:
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codec="ascii",
length=8)))
except Exception as e:
ui.message(str(e), level=ui.ERROR)
ui.message("")
ui.get_choice("", [("", "Go back to $menu", "")], oneline=True)
def demo(self, ui):
ui.message("===== Demo Mode =====")
ui.message("Running a small demo/testing!")
ui.message("--- Encoding ---")
text = "Hello World!"
ui.message("Data to cypher: {}\n".format(text))
ui.message("Gray cyphered data (3, 4, 5 and 8 bits words, utf-8):"
"\n {}".format("\n ".join(gray.cypher(text,
lengths=(3, 4, 5, 8)))))
ui.message("+ Note how padding bits are added to get an integer "
"number of words of n bits.")
ui.message("")
ui.message("--- Decoding ---")
ui.message("+ You must specify the word length used at encode time "
"(which must be a multiple of number of binary bits given "
"to decypher).")
htext = "0110010101101010010100011101101101000010010110101011000" \
"001100100110010110100000101000001001100101100000010110111000"
ui.message("“Numbers” utf-8 text used as input (5 bits words): {}"
"".format(htext))
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codecs="utf-8", lengths=5)))
ui.message("")
ui.message("+ The input text to decypher may have space-separated "
"bytes:")
htext = "10010011 11000000 11110101 01001100 01010001 01001010 " \
"00110000 01010001 00110000 01100011 01010111 01011010 " \
"01011010 00110000 01101010 01010001 01010011 01001010 " \
"10010011 11000000 11010101 00110000 01001011 01010111 " \
"01001010 01010111 01010001 01010010 01011100 01010111 " \
"01001011 00111001"
ui.message("“binary” utf-8, 8 bits words, text used as input: {}"
"".format(htext))
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codecs="utf-8", lengths=8)))
ui.message("")
ui.message("--- Won’t work ---")
ui.message("+ The input text to decypher must contain only valid "
"binary digits (and optionally spaces):")
htext = "011001010111211101101100015000110110111101101101011a" \
"001010010001"
ui.message("“Numbers” text used as binary input: {}".format(htext))
try:
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codecs="ascii",
lengths=8)))
except Exception as e:
ui.message(str(e), level=ui.ERROR)
ui.message("")
ui.message("+ The input text to decypher must have an integer number "
"of words of n length (once spaces have been striped):")
htext = "01100101 0110111 0110110 0110011 0110111 0101101 0110011 " \
"0000001"
ui.message("“Numbers” text used as input: {}".format(htext))
try:
ui.message("The decypherd data is: {}"
"".format(gray.decypher(htext, codecs="ascii",
lengths=8)))
except Exception as e:
ui.message(str(e), level=ui.ERROR)
ui.message("")
ui.get_choice("", [("", "Go back to $menu", "")], oneline=True)
def cypher(self, ui):
"""Interactive version of cypher()."""
txt = ""
ui.message("===== Cypher Mode =====")
while 1:
done = False
while 1:
txt = ui.text_input("Text to cypher to numbers")
if txt is None:
break # Go back to main Cypher menu.
try:
# Get codec to use.
options = [(gray.DEFAULT, "$utf-8", ""),
(gray.ASCII, "*ascii", ""),
(None, "or specify another *codec", "")]
codec = ui.get_choice("Do you want to use", options,
oneline=True)
if codec is None:
codec = ui.get_data("Type the codec you want to use "
"(e.g. 'latin-9'): ")
# Get word length(s).
options = [(3, "*three", ""),
(4, "*four", ""),
(5, "f$ive", ""),
(8, "*height (byte)", ""),
(None, "and/or *other word length(s)", "")]
lengths = ui.get_choice("Do you want to use", options,
oneline=True, multichoices=",")
if None in lengths:
lengths.remove(None)
lengths += ui.get_data("Type the lengths you want to "
"use (e.g. '7,12,6'): ",
sub_type=ui.INT_LIST)
txt = gray.cypher(txt, codec, lengths)
done = True # Out of those loops, output result.
break
except Exception as e:
if utils.DEBUG:
import traceback
traceback.print_tb(sys.exc_info()[2])
ui.message(str(e), level=ui.ERROR)
options = [("retry", "*try again", ""),
("menu", "or go back to *menu", "")]
answ = ui.get_choice("Could not convert that data into "
"binary, please", options,
oneline=True)
if answ in {None, "menu"}:
return # Go back to main Sema menu.
# Else, retry with another data to hide.
if done:
txt = "\n " + "\n ".join("{} bits: {}".format(ln, t)
for ln, t in zip(lengths, txt))
ui.text_output("Data successfully converted", txt,
"Gray-encoded form(s) of data")
options = [("redo", "*cypher another data", ""),
("quit", "or go back to *menu", "")]
answ = ui.get_choice("Do you want to", options, oneline=True)
if answ in {None, "quit"}:
return
def cypher(self, ui):
"""Interactive version of cypher()."""
txt = ""
ui.message("===== Cypher Mode =====")
while 1:
done = False
while 1:
txt = ui.text_input("Text to cypher to numbers")
if txt is None:
break # Go back to main Cypher menu.
try:
# Get codec to use.
options = [(gray.DEFAULT, "$utf-8", ""),
(gray.ASCII, "*ascii", ""),
(None, "or specify another *codec", "")]
codec = ui.get_choice("Do you want to use", options,
oneline=True)
if codec is None:
codec = ui.get_data("Type the codec you want to use "
"(e.g. 'latin-9'): ")
# Get word length(s).
options = [(3, "*three", ""),
(4, "*four", ""),
(5, "f$ive", ""),
(8, "*height (byte)", ""),
(None, "and/or *other word length(s)", "")]
lengths = ui.get_choice("Do you want to use", options,
oneline=True, multichoices=",")
if None in lengths:
lengths.remove(None)
lengths += ui.get_data("Type the lengths you want to "
"use (e.g. '7,12,6'): ",
sub_type=ui.INT_LIST)
txt = gray.cypher(txt, codec, lengths)
done = True # Out of those loops, output result.
break
except Exception as e:
if utils.DEBUG:
import traceback
traceback.print_tb(sys.exc_info()[2])
ui.message(str(e), level=ui.ERROR)
options = [("retry", "*try again", ""),
("menu", "or go back to *menu", "")]
answ = ui.get_choice("Could not convert that data into "
"binary, please", options,
oneline=True)
if answ in {None, "menu"}:
return # Go back to main Sema menu.
# Else, retry with another data to hide.
if done:
txt = "\n " + "\n ".join("{} bits: {}".format(ln, t)
for ln, t in zip(lengths, txt))
ui.text_output("Data successfully converted", txt,
"Gray-encoded form(s) of data")
options = [("redo", "*cypher another data", ""),
("quit", "or go back to *menu", "")]
answ = ui.get_choice("Do you want to", options, oneline=True)
if answ in {None, "quit"}:
return