From 695cd95657585006a696243a1c8249f9d90b506e Mon Sep 17 00:00:00 2001 From: Lance Stout Date: Sun, 29 Jul 2012 17:22:16 -0700 Subject: Update and integrate Suelta. --- sleekxmpp/thirdparty/suelta/saslprep.py | 81 --------------------------------- 1 file changed, 81 deletions(-) delete mode 100644 sleekxmpp/thirdparty/suelta/saslprep.py (limited to 'sleekxmpp/thirdparty/suelta/saslprep.py') diff --git a/sleekxmpp/thirdparty/suelta/saslprep.py b/sleekxmpp/thirdparty/suelta/saslprep.py deleted file mode 100644 index 0e72fcb1..00000000 --- a/sleekxmpp/thirdparty/suelta/saslprep.py +++ /dev/null @@ -1,81 +0,0 @@ -from __future__ import unicode_literals - -import sys -import stringprep -import unicodedata - - -from sleekxmpp.thirdparty.suelta.exceptions import SASLPrepFailure - - -def saslprep(text, strict=True): - """ - Return a processed version of the given string, using the SASLPrep - profile of stringprep. - - :param text: The string to process, in UTF-8. - :param strict: If ``True``, prevent the use of unassigned code points. - """ - - if sys.version_info < (3, 0): - if type(text) == str: - text = text.decode('utf-8') - - # Mapping: - # - # - non-ASCII space characters [StringPrep, C.1.2] that can be - # mapped to SPACE (U+0020), and - # - # - the 'commonly mapped to nothing' characters [StringPrep, B.1] - # that can be mapped to nothing. - buffer = '' - for char in text: - if stringprep.in_table_c12(char): - buffer += ' ' - elif not stringprep.in_table_b1(char): - buffer += char - - # Normalization using form KC - text = unicodedata.normalize('NFKC', buffer) - - # Check for bidirectional string - buffer = '' - first_is_randal = False - if text: - first_is_randal = stringprep.in_table_d1(text[0]) - if first_is_randal and not stringprep.in_table_d1(text[-1]): - raise SASLPrepFailure('Section 6.3 [end]') - - # Check for prohibited characters - for x in range(len(text)): - if strict and stringprep.in_table_a1(text[x]): - raise SASLPrepFailure('Unassigned Codepoint') - if stringprep.in_table_c12(text[x]): - raise SASLPrepFailure('In table C.1.2') - if stringprep.in_table_c21(text[x]): - raise SASLPrepFailure('In table C.2.1') - if stringprep.in_table_c22(text[x]): - raise SASLPrepFailure('In table C.2.2') - if stringprep.in_table_c3(text[x]): - raise SASLPrepFailure('In table C.3') - if stringprep.in_table_c4(text[x]): - raise SASLPrepFailure('In table C.4') - if stringprep.in_table_c5(text[x]): - raise SASLPrepFailure('In table C.5') - if stringprep.in_table_c6(text[x]): - raise SASLPrepFailure('In table C.6') - if stringprep.in_table_c7(text[x]): - raise SASLPrepFailure('In table C.7') - if stringprep.in_table_c8(text[x]): - raise SASLPrepFailure('In table C.8') - if stringprep.in_table_c9(text[x]): - raise SASLPrepFailure('In table C.9') - if x: - if first_is_randal and stringprep.in_table_d2(text[x]): - raise SASLPrepFailure('Section 6.2') - if not first_is_randal and \ - x != len(text) - 1 and \ - stringprep.in_table_d1(text[x]): - raise SASLPrepFailure('Section 6.3') - - return text -- cgit v1.2.3