forked from Github-Mirrors/canaille
97 lines
3.1 KiB
Python
97 lines
3.1 KiB
Python
import datetime
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from enum import Enum
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LDAP_NULL_DATE = "000001010000Z"
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class Syntax(str, Enum):
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# fmt: off
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BINARY = "1.3.6.1.4.1.1466.115.121.1.5"
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BOOLEAN = "1.3.6.1.4.1.1466.115.121.1.7"
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CERTIFICATE = "1.3.6.1.4.1.1466.115.121.1.8"
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COUNTRY_STRING = "1.3.6.1.4.1.1466.115.121.1.11"
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DISTINGUISHED_NAME = "1.3.6.1.4.1.1466.115.121.1.12"
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DIRECTORY_STRING = "1.3.6.1.4.1.1466.115.121.1.15"
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FAX_IMAGE = "1.3.6.1.4.1.1466.115.121.1.23"
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GENERALIZED_TIME = "1.3.6.1.4.1.1466.115.121.1.24"
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IA5_STRING = "1.3.6.1.4.1.1466.115.121.1.26"
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INTEGER = "1.3.6.1.4.1.1466.115.121.1.27"
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JPEG = "1.3.6.1.4.1.1466.115.121.1.28"
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NUMERIC_STRING = "1.3.6.1.4.1.1466.115.121.1.36"
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OCTET_STRING = "1.3.6.1.4.1.1466.115.121.1.40"
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POSTAL_ADDRESS = "1.3.6.1.4.1.1466.115.121.1.41"
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PRINTABLE_STRING = "1.3.6.1.4.1.1466.115.121.1.44"
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TELEPHONE_NUMBER = "1.3.6.1.4.1.1466.115.121.1.50"
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UTC_TIME = "1.3.6.1.4.1.1466.115.121.1.53"
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# fmt: on
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def ldap_to_python(value, syntax):
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from .ldapobject import LDAPObject
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if syntax == Syntax.GENERALIZED_TIME:
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value = value.decode("utf-8")
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if value == LDAP_NULL_DATE:
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# python cannot represent datetimes with year 0
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return datetime.datetime.min
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if value.endswith("Z"):
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return datetime.datetime.strptime(value, "%Y%m%d%H%M%SZ").replace(
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tzinfo=datetime.timezone.utc
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)
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return datetime.datetime.strptime(value, "%Y%m%d%H%M%S%z")
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if syntax == Syntax.INTEGER:
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return int(value.decode("utf-8"))
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if syntax in (Syntax.JPEG, Syntax.FAX_IMAGE):
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return value
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if syntax == Syntax.BOOLEAN:
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return value.decode("utf-8").upper() == "TRUE"
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if syntax == Syntax.DISTINGUISHED_NAME:
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return LDAPObject.get(value.decode("utf-8"))
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return value.decode("utf-8")
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def python_to_ldap(value, syntax, encode=True):
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encodable = True
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if syntax == Syntax.GENERALIZED_TIME and isinstance(value, datetime.datetime):
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if value == datetime.datetime.min:
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value = LDAP_NULL_DATE
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elif not value.tzinfo or value.tzinfo == datetime.timezone.utc:
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value = value.strftime("%Y%m%d%H%M%SZ")
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else:
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value = value.strftime("%Y%m%d%H%M%S%z")
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if syntax == Syntax.INTEGER and isinstance(value, int):
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value = str(value)
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if syntax in (Syntax.JPEG, Syntax.FAX_IMAGE):
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encodable = False
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if syntax == Syntax.BOOLEAN and isinstance(value, bool):
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value = "TRUE" if value else "FALSE"
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if syntax == Syntax.DISTINGUISHED_NAME:
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value = value.dn if value else None
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if not value:
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return None
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return value.encode() if encode and encodable else value
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def listify(value):
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return value if isinstance(value, list) else [value]
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def cardinalize_attribute(python_unique, value):
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if not value:
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return None if python_unique else []
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if python_unique:
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return value[0]
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return [v for v in value if v is not None]
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