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import os 

from django.conf import settings 

 

CAPTCHA_FONT_PATH = getattr(settings, 'CAPTCHA_FONT_PATH', os.path.normpath(os.path.join(os.path.dirname(__file__), '..', 'fonts/Vera.ttf'))) 

CAPTCHA_FONT_SIZE = getattr(settings, 'CAPTCHA_FONT_SIZE', 22) 

CAPTCHA_LETTER_ROTATION = getattr(settings, 'CAPTCHA_LETTER_ROTATION', (-35, 35)) 

CAPTCHA_BACKGROUND_COLOR = getattr(settings, 'CAPTCHA_BACKGROUND_COLOR', '#ffffff') 

CAPTCHA_FOREGROUND_COLOR = getattr(settings, 'CAPTCHA_FOREGROUND_COLOR', '#001100') 

CAPTCHA_CHALLENGE_FUNCT = getattr(settings, 'CAPTCHA_CHALLENGE_FUNCT', 'captcha.helpers.random_char_challenge') 

CAPTCHA_NOISE_FUNCTIONS = getattr(settings, 'CAPTCHA_NOISE_FUNCTIONS', ('captcha.helpers.noise_arcs', 'captcha.helpers.noise_dots',)) 

CAPTCHA_FILTER_FUNCTIONS = getattr(settings, 'CAPTCHA_FILTER_FUNCTIONS', ('captcha.helpers.post_smooth',)) 

CAPTCHA_WORDS_DICTIONARY = getattr(settings, 'CAPTCHA_WORDS_DICTIONARY', '/usr/share/dict/words') 

CAPTCHA_PUNCTUATION = getattr(settings, 'CAPTCHA_PUNCTUATION', '''_"',.;:-''') 

CAPTCHA_FLITE_PATH = getattr(settings, 'CAPTCHA_FLITE_PATH', None) 

CAPTCHA_SOX_PATH = getattr(settings, 'CAPTCHA_SOX_PATH', None) 

CAPTCHA_TIMEOUT = getattr(settings, 'CAPTCHA_TIMEOUT', 5) # Minutes 

CAPTCHA_LENGTH = int(getattr(settings, 'CAPTCHA_LENGTH', 4)) # Chars 

# CAPTCHA_IMAGE_BEFORE_FIELD = getattr(settings, 'CAPTCHA_IMAGE_BEFORE_FIELD', True) 

CAPTCHA_DICTIONARY_MIN_LENGTH = getattr(settings, 'CAPTCHA_DICTIONARY_MIN_LENGTH', 0) 

CAPTCHA_DICTIONARY_MAX_LENGTH = getattr(settings, 'CAPTCHA_DICTIONARY_MAX_LENGTH', 99) 

CAPTCHA_IMAGE_SIZE = getattr(settings, 'CAPTCHA_IMAGE_SIZE', None) 

CAPTCHA_IMAGE_TEMPLATE = getattr(settings, 'CAPTCHA_IMAGE_TEMPLATE', 'captcha/image.html') 

CAPTCHA_HIDDEN_FIELD_TEMPLATE = getattr(settings, 'CAPTCHA_HIDDEN_FIELD_TEMPLATE', 'captcha/hidden_field.html') 

CAPTCHA_TEXT_FIELD_TEMPLATE = getattr(settings, 'CAPTCHA_TEXT_FIELD_TEMPLATE', 'captcha/text_field.html') 

CAPTCHA_FIELD_TEMPLATE = getattr(settings, 'CAPTCHA_FIELD_TEMPLATE', 'captcha/field.html') 

CAPTCHA_OUTPUT_FORMAT = getattr(settings, 'CAPTCHA_OUTPUT_FORMAT', None) 

CAPTCHA_MATH_CHALLENGE_OPERATOR = getattr(settings, 'CAPTCHA_MATH_CHALLENGE_OPERATOR', '*') 

CAPTCHA_GET_FROM_POOL = getattr(settings, 'CAPTCHA_GET_FROM_POOL', False) 

CAPTCHA_GET_FROM_POOL_TIMEOUT = getattr(settings, 'CAPTCHA_GET_FROM_POOL_TIMEOUT', 5) 

 

CAPTCHA_TEST_MODE = getattr(settings, 'CAPTCHA_TEST_MODE', getattr(settings, 'CATPCHA_TEST_MODE', False)) 

 

# Failsafe 

34 ↛ 35line 34 didn't jump to line 35, because the condition on line 34 was never trueif CAPTCHA_DICTIONARY_MIN_LENGTH > CAPTCHA_DICTIONARY_MAX_LENGTH: 

CAPTCHA_DICTIONARY_MIN_LENGTH, CAPTCHA_DICTIONARY_MAX_LENGTH = CAPTCHA_DICTIONARY_MAX_LENGTH, CAPTCHA_DICTIONARY_MIN_LENGTH 

 

 

def _callable_from_string(string_or_callable): 

if callable(string_or_callable): 

return string_or_callable 

else: 

return getattr(__import__('.'.join(string_or_callable.split('.')[:-1]), {}, {}, ['']), string_or_callable.split('.')[-1]) 

 

 

def get_challenge(generator=None): 

return _callable_from_string(generator or CAPTCHA_CHALLENGE_FUNCT) 

 

 

def noise_functions(): 

50 ↛ 52line 50 didn't jump to line 52, because the condition on line 50 was never false if CAPTCHA_NOISE_FUNCTIONS: 

return map(_callable_from_string, CAPTCHA_NOISE_FUNCTIONS) 

return [] 

 

 

def filter_functions(): 

56 ↛ 58line 56 didn't jump to line 58, because the condition on line 56 was never false if CAPTCHA_FILTER_FUNCTIONS: 

return map(_callable_from_string, CAPTCHA_FILTER_FUNCTIONS) 

return []