9bbeb35c08
Fixed an issue that prevented the password reset tokens from working. Added email templates for password reset success and new account creation. Added more dynamic email template support.
118 lines
3.5 KiB
Python
118 lines
3.5 KiB
Python
# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license
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"""Serial Number Arthimetic from RFC 1982"""
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class Serial:
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def __init__(self, value: int, bits: int = 32):
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self.value = value % 2**bits
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self.bits = bits
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def __repr__(self):
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return f"dns.serial.Serial({self.value}, {self.bits})"
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def __eq__(self, other):
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if isinstance(other, int):
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other = Serial(other, self.bits)
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elif not isinstance(other, Serial) or other.bits != self.bits:
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return NotImplemented
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return self.value == other.value
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def __ne__(self, other):
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if isinstance(other, int):
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other = Serial(other, self.bits)
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elif not isinstance(other, Serial) or other.bits != self.bits:
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return NotImplemented
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return self.value != other.value
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def __lt__(self, other):
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if isinstance(other, int):
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other = Serial(other, self.bits)
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elif not isinstance(other, Serial) or other.bits != self.bits:
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return NotImplemented
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if self.value < other.value and other.value - self.value < 2 ** (self.bits - 1):
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return True
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elif self.value > other.value and self.value - other.value > 2 ** (
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self.bits - 1
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):
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return True
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else:
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return False
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def __le__(self, other):
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return self == other or self < other
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def __gt__(self, other):
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if isinstance(other, int):
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other = Serial(other, self.bits)
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elif not isinstance(other, Serial) or other.bits != self.bits:
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return NotImplemented
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if self.value < other.value and other.value - self.value > 2 ** (self.bits - 1):
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return True
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elif self.value > other.value and self.value - other.value < 2 ** (
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self.bits - 1
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):
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return True
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else:
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return False
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def __ge__(self, other):
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return self == other or self > other
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def __add__(self, other):
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v = self.value
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if isinstance(other, Serial):
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delta = other.value
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elif isinstance(other, int):
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delta = other
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else:
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raise ValueError
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if abs(delta) > (2 ** (self.bits - 1) - 1):
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raise ValueError
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v += delta
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v = v % 2**self.bits
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return Serial(v, self.bits)
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def __iadd__(self, other):
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v = self.value
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if isinstance(other, Serial):
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delta = other.value
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elif isinstance(other, int):
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delta = other
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else:
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raise ValueError
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if abs(delta) > (2 ** (self.bits - 1) - 1):
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raise ValueError
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v += delta
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v = v % 2**self.bits
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self.value = v
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return self
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def __sub__(self, other):
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v = self.value
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if isinstance(other, Serial):
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delta = other.value
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elif isinstance(other, int):
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delta = other
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else:
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raise ValueError
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if abs(delta) > (2 ** (self.bits - 1) - 1):
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raise ValueError
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v -= delta
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v = v % 2**self.bits
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return Serial(v, self.bits)
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def __isub__(self, other):
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v = self.value
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if isinstance(other, Serial):
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delta = other.value
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elif isinstance(other, int):
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delta = other
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else:
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raise ValueError
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if abs(delta) > (2 ** (self.bits - 1) - 1):
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raise ValueError
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v -= delta
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v = v % 2**self.bits
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self.value = v
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return self
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