Моника обнови решението на 21.04.2014 19:31 (преди около 10 години)
+import re
+
+USERNAME = '([a-z0-9][\w_\-+\.]{,200})@'
+EMAIL = (r'\b(?P<username>[a-z0-9][\w_\-+\.]{,200})@'
+ r'(?P<hostname>[a-zA-Z0-9._%-]+\.[a-zA-Z]{2,6})\b')
+IP = ('((\d|\d\d|1\d\d|2([0-4]\d|5[0-5]))\.){3}'
+ '(\d|\d\d|1\d\d|2([0-4]\d|5[0-5]))\Z')
+COUNTRY_CODE = '[1-9]\d{,2}'
+PHONE_PREFIX = ('((\b|(?<![\+\w]))0(?!0))|'
+ r'((\b00%s|\+%s))' %
+ (COUNTRY_CODE, COUNTRY_CODE))
+PHONE_NUMBER = r'[ \-\(\)]{,2}(\d[ \-\(\)]{,2}){6,10}\d)\b'
+PHONE = ('(?P<prefix>%s)(?P<number>%s' %
+ (PHONE_PREFIX, PHONE_NUMBER))
+NUMBER = '^-?(0|[1-9]\d*)(\.[0-9]+)?\Z'
+INTEGER = '^-?(0|[1-9]\d*)\Z'
+HOSTNAME = (r'^([a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?\.)+'
+ r'[a-zA-Z]{2,6}\b')
+DATE = (r'(\d{4})[- /.](0[1-9]|1[012])[- /.]'
+ '(0[1-9]|[12][0-9]|3[01])')
+TIME = '([0-1][0-9]|[2][0-3]):([0-5][0-9]):([0-5][0-9])'
+DATETIME = ('((?P<date>%s)[ T]'
+ '(?P<time>%s))' % (DATE, TIME))
+
+
+class PrivacyFilter:
+
+ preserve_phone_country_code = False
+ preserve_email_hostname = False
+ partially_preserve_email_username = False
+
+ def __init__(self, text):
+ self.text = text
+
+ def __filter_phone_number(self, text):
+ if self.preserve_phone_country_code:
+ return self.__preserve_phone_country_code(text)
+ else:
+ return self.__filtered_phone_number(text)
+
+ def __preserve_phone_country_code(self, text):
+ phone = re.search(PHONE, text)
+ if len(phone.group('prefix')) >= 2:
+ return text.replace(phone.group('number'), ' [FILTERED]')
+ else:
+ return text.replace(phone.group(0), '[FILTERED]')
+
+ def __filtered_phone_number(self, text):
+ if re.search(PHONE, text):
+ return re.sub(PHONE, '[PHONE]', text)
+
+ def __filter_email(self, text):
+ if self.preserve_email_hostname:
+ return self.__filter_preserve_email_hostname(text)
+ elif self.partially_preserve_email_username:
+ return self.__filter_partially_preserve_email_username(text)
+ else:
+ return re.sub(EMAIL, '[EMAIL]', text)
+
+ def __filter_preserve_email_hostname(self, text):
+ return re.sub(USERNAME, "[FILTERED]@", text)
+
+ def __filter_partially_preserve_email_username(self, text):
+ email = re.search(EMAIL, text)
+ if len(email.group('username')) >= 6:
+ return text.replace(email.group('username')[3:], "[FILTERED]")
+ else:
+ return self.__filter_preserve_email_hostname(text)
+
+ def filtered(self):
+ if re.search(PHONE, self.text):
+ return self.__filter_phone_number(self.text)
+ elif re.search(EMAIL, self.text):
+ return self.__filter_email(self.text)
+ else:
+ return self.text
+
+
+class Validations:
+
+ @classmethod
+ def is_email(cls, value):
+ return bool(re.match("%s\Z" % EMAIL, value))
+
+ @classmethod
+ def is_phone(cls, value):
+ return bool(re.match("^%s\Z" % PHONE, value))
+
+ @classmethod
+ def is_hostname(cls, value):
+ return bool(re.match("%s\Z" % HOSTNAME, value))
+
+ @classmethod
+ def is_ip_address(cls, value):
+ return bool(re.match(IP, value))
+
+ @classmethod
+ def is_number(cls, value):
+ return bool(re.match(NUMBER, value))
+
+ @classmethod
+ def is_integer(cls, value):
+ return bool(re.match(INTEGER, value))
+
+ @classmethod
+ def is_date(cls, value):
+ return bool(re.match('%s\Z' % DATE, value))
+
+ @classmethod
+ def is_time(cls, value):
+ return bool(re.match('%s\Z' % TIME, value))
+
+ @classmethod
+ def is_datetime(cls, value):
+ return bool(re.match('%s\Z' % DATETIME, value))