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"""Hashes."""
# standard
import re
# local
from .utils import validator
@validator
def md5(value: str, /):
"""Return whether or not given value is a valid MD5 hash.
Examples:
>>> md5('d41d8cd98f00b204e9800998ecf8427e')
True
>>> md5('900zz11')
ValidationError(func=md5, args={'value': '900zz11'})
Args:
value:
MD5 string to validate.
Returns:
(Literal[True]): If `value` is a valid MD5 hash.
(ValidationError): If `value` is an invalid MD5 hash.
"""
return re.match(r"^[0-9a-f]{32}$", value, re.IGNORECASE) if value else False
@validator
def sha1(value: str, /):
"""Return whether or not given value is a valid SHA1 hash.
Examples:
>>> sha1('da39a3ee5e6b4b0d3255bfef95601890afd80709')
True
>>> sha1('900zz11')
ValidationError(func=sha1, args={'value': '900zz11'})
Args:
value:
SHA1 string to validate.
Returns:
(Literal[True]): If `value` is a valid SHA1 hash.
(ValidationError): If `value` is an invalid SHA1 hash.
"""
return re.match(r"^[0-9a-f]{40}$", value, re.IGNORECASE) if value else False
@validator
def sha224(value: str, /):
"""Return whether or not given value is a valid SHA224 hash.
Examples:
>>> sha224('d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f')
True
>>> sha224('900zz11')
ValidationError(func=sha224, args={'value': '900zz11'})
Args:
value:
SHA224 string to validate.
Returns:
(Literal[True]): If `value` is a valid SHA224 hash.
(ValidationError): If `value` is an invalid SHA224 hash.
"""
return re.match(r"^[0-9a-f]{56}$", value, re.IGNORECASE) if value else False
@validator
def sha256(value: str, /):
"""Return whether or not given value is a valid SHA256 hash.
Examples:
>>> sha256(
... 'e3b0c44298fc1c149afbf4c8996fb924'
... '27ae41e4649b934ca495991b7852b855'
... )
True
>>> sha256('900zz11')
ValidationError(func=sha256, args={'value': '900zz11'})
Args:
value:
SHA256 string to validate.
Returns:
(Literal[True]): If `value` is a valid SHA256 hash.
(ValidationError): If `value` is an invalid SHA256 hash.
"""
return re.match(r"^[0-9a-f]{64}$", value, re.IGNORECASE) if value else False
@validator
def sha384(value: str, /):
"""Return whether or not given value is a valid SHA384 hash.
Examples:
>>> sha384(
... 'cb00753f45a35e8bb5a03d699ac65007272c32ab0eded163'
... '1a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7'
... )
True
>>> sha384('900zz11')
ValidationError(func=sha384, args={'value': '900zz11'})
Args:
value:
SHA384 string to validate.
Returns:
(Literal[True]): If `value` is a valid SHA384 hash.
(ValidationError): If `value` is an invalid SHA384 hash.
"""
return re.match(r"^[0-9a-f]{96}$", value, re.IGNORECASE) if value else False
@validator
def sha512(value: str, /):
"""Return whether or not given value is a valid SHA512 hash.
Examples:
>>> sha512(
... 'cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce'
... '9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af9'
... '27da3e'
... )
True
>>> sha512('900zz11')
ValidationError(func=sha512, args={'value': '900zz11'})
Args:
value:
SHA512 string to validate.
Returns:
(Literal[True]): If `value` is a valid SHA512 hash.
(ValidationError): If `value` is an invalid SHA512 hash.
"""
return re.match(r"^[0-9a-f]{128}$", value, re.IGNORECASE) if value else False