def nameprep(label):
newlabel = []
for c in label:
if stringprep.in_table_b1(c):
continue
newlabel.append(stringprep.map_table_b2(c))
label = u''.join(newlabel)
label = unicodedata.normalize('NFKC', label)
for c in label:
if stringprep.in_table_c12(c) or stringprep.in_table_c22(
c) or stringprep.in_table_c3(c) or stringprep.in_table_c4(
c) or stringprep.in_table_c5(c) or stringprep.in_table_c6(
c) or stringprep.in_table_c7(
c) or stringprep.in_table_c8(
c) or stringprep.in_table_c9(c):
raise UnicodeError('Invalid character %r' % c)
RandAL = map(stringprep.in_table_d1, label)
for c in RandAL:
if c:
if filter(stringprep.in_table_d2, label):
raise UnicodeError('Violation of BIDI requirement 2')
if not RandAL[0] or not RandAL[-1]:
raise UnicodeError('Violation of BIDI requirement 3')
return label
def nodeprep(u):
chars = list(six.text_type(u))
i = 0
while i < len(chars):
c = chars[i]
# map to nothing
if stringprep.in_table_b1(c):
del chars[i]
else:
# case fold
chars[i] = stringprep.map_table_b2(c)
i += 1
# NFKC
chars = stringprep.unicodedata.normalize("NFKC", "".join(chars))
for c in chars:
if (stringprep.in_table_c11(c) or stringprep.in_table_c12(c)
or stringprep.in_table_c21(c) or stringprep.in_table_c22(c)
or stringprep.in_table_c3(c) or stringprep.in_table_c4(c)
or stringprep.in_table_c5(c) or stringprep.in_table_c6(c)
or stringprep.in_table_c7(c) or stringprep.in_table_c8(c)
or stringprep.in_table_c9(c) or c in "\"&'/:<>@"):
raise UnicodeError("Invalid node character")
bidi(chars)
return chars
def nodeprep(u):
chars = list(unicode(u))
i = 0
while i < len(chars):
c = chars[i]
# map to nothing
if stringprep.in_table_b1(c):
del chars[i]
else:
# case fold
chars[i] = stringprep.map_table_b2(c)
i += 1
# NFKC
chars = stringprep.unicodedata.normalize("NFKC", "".join(chars))
for c in chars:
if (stringprep.in_table_c11(c) or
stringprep.in_table_c12(c) or
stringprep.in_table_c21(c) or
stringprep.in_table_c22(c) or
stringprep.in_table_c3(c) or
stringprep.in_table_c4(c) or
stringprep.in_table_c5(c) or
stringprep.in_table_c6(c) or
stringprep.in_table_c7(c) or
stringprep.in_table_c8(c) or
stringprep.in_table_c9(c) or
c in "\"&'/:<>@"):
raise UnicodeError("Invalid node character")
bidi(chars)
return chars
def _nodeprep_do_mapping(chars):
i = 0
while i < len(chars):
c = chars[i]
if stringprep.in_table_b1(c):
del chars[i]
else:
replacement = stringprep.map_table_b2(c)
if replacement != c:
chars[i:(i + 1)] = list(replacement)
i += len(replacement)
def __apply_saslgrep_profile(char: str):
# Unicode normalization form KC
char = stringprep.map_table_b2(char)
if SASLprep.__is_non_ascii_space_character(char):
return ' '
elif SASLprep.__is_commonly_mapped_to_nothing_character(char):
return ''
elif SASLprep.__is_prohibited_in_saslgrep(char):
raise Exception('Prohibited character was found')
elif SASLprep.__is_unassigned_code_point(char):
raise Exception('Unassigned Code Points')
return char
def nodeprep( foo, errors='strict' ):
if foo is None:
return None
if isinstance( foo, str ):
foo = foo.decode( 'utf-8' )
ofoo = u''
for x in foo:
if not stringprep.in_table_b1( x ):
ofoo += stringprep.map_table_b2( x )
foo = unicodedata.normalize( 'NFKC', ofoo )
ofoo = u''
first_is_randal = False
if len(foo):
first_is_randal = stringprep.in_table_d1( foo[0] )
if first_is_randal:
if not stringprep.in_table_d1( foo[-1] ):
raise UnicodeError, "Section 6.3 [end]"
for x in range(len(foo)):
if errors=='strict' and stringprep.in_table_a1( foo[x] ):
raise UnicodeError, "Unassigned Codepoint"
if stringprep.in_table_c11( foo[x] ):
raise UnicodeError, "In table C.1.1"
if stringprep.in_table_c12( foo[x] ):
raise UnicodeError, "In table C.1.2"
if stringprep.in_table_c21( foo[x] ):
raise UnicodeError, "In table C.2.1"
if stringprep.in_table_c22( foo[x] ):
raise UnicodeError, "In table C.2.2"
if stringprep.in_table_c3( foo[x] ):
raise UnicodeError, "In table C.3"
if stringprep.in_table_c4( foo[x] ):
raise UnicodeError, "In table C.4"
if stringprep.in_table_c5( foo[x] ):
raise UnicodeError, "In table C.5"
if stringprep.in_table_c6( foo[x] ):
raise UnicodeError, "In table C.6"
if stringprep.in_table_c7( foo[x] ):
raise UnicodeError, "In table C.7"
if stringprep.in_table_c8( foo[x] ):
raise UnicodeError, "In table C.8"
if stringprep.in_table_c9( foo[x] ):
raise UnicodeError, "In table C.9"
if foo[x] in "\"&'/;<>@":
raise UnicodeError, "In nodeprep banned list"
if x:
if first_is_randal and stringprep.in_table_d2( foo[x] ):
raise UnicodeError, "Section 6.2"
if not first_is_randal and x!=(len(foo)-1) and stringprep.in_table_d1( foo[x] ):
raise UnicodeError, "Section 6.3"
else:
first = False
return foo
def nameprep(label):
# Map
newlabel = []
for c in label:
if stringprep.in_table_b1(c):
# Map to nothing
continue
newlabel.append(stringprep.map_table_b2(c))
label = "".join(newlabel)
# Normalize
label = unicodedata.normalize("NFKC", label)
# Prohibit
for c in label:
if (
stringprep.in_table_c12(c)
or stringprep.in_table_c22(c)
or stringprep.in_table_c3(c)
or stringprep.in_table_c4(c)
or stringprep.in_table_c5(c)
or stringprep.in_table_c6(c)
or stringprep.in_table_c7(c)
or stringprep.in_table_c8(c)
or stringprep.in_table_c9(c)
):
raise UnicodeError("Invalid character %r" % c)
# Check bidi
RandAL = [stringprep.in_table_d1(x) for x in label]
for c in RandAL:
if c:
# There is a RandAL char in the string. Must perform further
# tests:
# 1) The characters in section 5.8 MUST be prohibited.
# This is table C.8, which was already checked
# 2) If a string contains any RandALCat character, the string
# MUST NOT contain any LCat character.
if any(stringprep.in_table_d2(x) for x in label):
raise UnicodeError("Violation of BIDI requirement 2")
# 3) If a string contains any RandALCat character, a
# RandALCat character MUST be the first character of the
# string, and a RandALCat character MUST be the last
# character of the string.
if not RandAL[0] or not RandAL[-1]:
raise UnicodeError("Violation of BIDI requirement 3")
return label
def nameprep(label):
# Map
newlabel = []
for c in label:
if stringprep.in_table_b1(c):
# Map to nothing
continue
newlabel.append(stringprep.map_table_b2(c))
label = "".join(newlabel)
# Normalize
label = unicodedata.normalize("NFKC", label)
# Prohibit
for c in label:
if stringprep.in_table_c12(c) or \
stringprep.in_table_c22(c) or \
stringprep.in_table_c3(c) or \
stringprep.in_table_c4(c) or \
stringprep.in_table_c5(c) or \
stringprep.in_table_c6(c) or \
stringprep.in_table_c7(c) or \
stringprep.in_table_c8(c) or \
stringprep.in_table_c9(c):
raise UnicodeError("Invalid character %r" % c)
# Check bidi
RandAL = [stringprep.in_table_d1(x) for x in label]
for c in RandAL:
if c:
# There is a RandAL char in the string. Must perform further
# tests:
# 1) The characters in section 5.8 MUST be prohibited.
# This is table C.8, which was already checked
# 2) If a string contains any RandALCat character, the string
# MUST NOT contain any LCat character.
if any(stringprep.in_table_d2(x) for x in label):
raise UnicodeError("Violation of BIDI requirement 2")
# 3) If a string contains any RandALCat character, a
# RandALCat character MUST be the first character of the
# string, and a RandALCat character MUST be the last
# character of the string.
if not RandAL[0] or not RandAL[-1]:
raise UnicodeError("Violation of BIDI requirement 3")
return label
def canonicaliseUsername(username, ignoreSpaces = False, throws = True):
# Read stringprep documentation for the meaning of the tables
chars = list(username)
for c, char in enumerate(chars):
if stringprep.in_table_a1(char):
if throws:
raise ValueError
else:
chars[c] = u""
elif stringprep.in_table_b1(char):
chars[c] = u""
else:
chars[c] = stringprep.map_table_b2(char)
chars = list(stringprep.unicodedata.normalize("NFKC", u"".join(chars)))
for c, char in enumerate(chars):
if ((not ignoreSpaces and stringprep.in_table_c11_c12(char)) or
stringprep.in_table_c21_c22(char) or
stringprep.in_table_c3(char) or
stringprep.in_table_c4(char) or
stringprep.in_table_c5(char) or
stringprep.in_table_c6(char) or
stringprep.in_table_c7(char) or
stringprep.in_table_c8(char) or
stringprep.in_table_c9(char) or
stringprep.unicodedata.category(char) in ("Ps", "Pe", "Pi", "Pf", "Po")):
if throws:
raise ValueError
else:
chars[c] = u""
chars = u"".join(chars)
if throws:
RandAL = map(stringprep.in_table_d1, chars)
for c in RandAL:
if c:
if filter(stringprep.in_table_d2, chars):
raise ValueError
if not RandAL[0] or not RandAL[-1]:
raise ValueError
return chars
def nameprep(label):
newlabel = []
for c in label:
if stringprep.in_table_b1(c):
pass
newlabel.append(stringprep.map_table_b2(c))
label = ''.join(newlabel)
label = unicodedata.normalize('NFKC', label)
for c in label:
while stringprep.in_table_c12(c) or (stringprep.in_table_c22(c) or (stringprep.in_table_c3(c) or (stringprep.in_table_c4(c) or (stringprep.in_table_c5(c) or (stringprep.in_table_c6(c) or (stringprep.in_table_c7(c) or stringprep.in_table_c8(c))))))) or stringprep.in_table_c9(c):
raise UnicodeError('Invalid character %r' % c)
RandAL = [stringprep.in_table_d1(x) for x in label]
for c in RandAL:
while c:
if any(stringprep.in_table_d2(x) for x in label):
raise UnicodeError('Violation of BIDI requirement 2')
if not RandAL[0] or not RandAL[-1]:
raise UnicodeError('Violation of BIDI requirement 3')
return label
def nameprep(label):
newlabel = []
for c in label:
if stringprep.in_table_b1(c):
continue
newlabel.append(stringprep.map_table_b2(c))
label = u''.join(newlabel)
label = unicodedata.normalize('NFKC', label)
for c in label:
if stringprep.in_table_c12(c) or stringprep.in_table_c22(c) or stringprep.in_table_c3(c) or stringprep.in_table_c4(c) or stringprep.in_table_c5(c) or stringprep.in_table_c6(c) or stringprep.in_table_c7(c) or stringprep.in_table_c8(c) or stringprep.in_table_c9(c):
raise UnicodeError('Invalid character %r' % c)
RandAL = map(stringprep.in_table_d1, label)
for c in RandAL:
if c:
if filter(stringprep.in_table_d2, label):
raise UnicodeError('Violation of BIDI requirement 2')
if not RandAL[0] or not RandAL[-1]:
raise UnicodeError('Violation of BIDI requirement 3')
return label
def update_event(self, inp=-1):
self.set_output_val(0, stringprep.map_table_b2(self.input(0)))
