Adam Goldsmith
de36c6844c
Turns out that those are not just representing a uint, and can be much longer. Also Text fields in Postgres doesn't have any performance penalty.
274 lines
9.9 KiB
Python
274 lines
9.9 KiB
Python
from datetime import datetime
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from typing import Self
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from django.conf import settings
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from django.db import models
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from django.db.models import OuterRef, Q, Subquery
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from django.utils import timezone
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from django.utils.functional import cached_property
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from membershipworks.models import Flag as MembershipWorksFlag
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from membershipworks.models import Member
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from .hid.Credential import Credential, InvalidHexCode
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from .hid.DoorController import DoorController
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class Door(models.Model):
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name = models.CharField(max_length=64, unique=True)
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ip = models.GenericIPAddressField(protocol="IPv4")
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access_field = models.TextField(
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max_length=128,
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help_text="Membershipworks field that grants members access to this door",
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)
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def __str__(self):
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return self.name
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@property
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def controller(self) -> DoorController:
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return DoorController(
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self.ip,
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settings.HID_DOOR_USERNAME,
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settings.HID_DOOR_PASSWORD,
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)
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@cached_property
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def card_formats(self):
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return self.controller.get_cardFormats()
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@cached_property
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def schedules_map(self):
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return self.controller.get_scheduleMap()
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class DoorCardholderMember(models.Model):
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door = models.ForeignKey(Door, on_delete=models.CASCADE)
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cardholder_id = models.IntegerField()
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member = models.ForeignKey(Member, on_delete=models.CASCADE, db_constraint=False)
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class Meta:
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constraints = (
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models.UniqueConstraint(
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fields=("door", "cardholder_id"), name="unique_door_cardholder_id"
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),
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models.UniqueConstraint(
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fields=("door", "member"), name="unique_door_member"
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),
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)
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def __str__(self):
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return f"{self.door} [{self.cardholder_id}]: {self.member}"
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class Schedule(models.Model):
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name = models.CharField(max_length=255, unique=True)
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def __str__(self) -> str:
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return f"{self.name}"
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class AbstractScheduleRule(models.Model):
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schedule = models.ForeignKey(Schedule, on_delete=models.CASCADE)
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doors = models.ManyToManyField(Door)
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class Meta:
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abstract = True
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class FlagScheduleRule(AbstractScheduleRule):
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flag = models.ForeignKey(
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MembershipWorksFlag,
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null=True,
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blank=True,
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on_delete=models.PROTECT,
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db_constraint=False,
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)
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def __str__(self) -> str:
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return f"{self.schedule} [flag: {self.flag}]"
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class AttributeScheduleRule(AbstractScheduleRule):
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access_field = models.CharField(
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max_length=128,
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help_text=(
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"Membershipworks field that grants members access to this door using this schedule."
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),
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)
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def __str__(self) -> str:
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return f"{self.schedule} [attribute: {self.access_field}]"
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class HIDEventQuerySet(models.QuerySet):
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def with_member_id(self):
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return self.annotate(
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member_id=Subquery(
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DoorCardholderMember.objects.filter(
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door=OuterRef("door"), cardholder_id=OuterRef("cardholder_id")
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).values("member_id"),
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)
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)
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class HIDEvent(models.Model):
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class EventType(models.IntegerChoices):
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DENIED_ACCESS_CARD_NOT_FOUND = 1022, "Denied Access: Card Not Found"
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DENIED_ACCESS_ACCESS_PIN_NOT_FOUND = 1023, "Denied Access Access: PIN Not Found"
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GRANTED_ACCESS = 2020, "Granted Access"
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GRANTED_ACCESS_EXTENDED_TIME = 2021, "Granted Access: Extended Time"
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DENIED_ACCESS_SCHEDULE = 2024, "Denied Access: Schedule"
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DENIED_ACCESS_WRONG_PIN = 2029, "Denied Access: Wrong PIN"
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DENIED_ACCESS_CARD_EXPIRED = 2036, "Denied Access: Card Expired"
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DENIED_ACCESS_PIN_LOCKOUT = 2042, "Denied Access: PIN Lockout"
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DENIED_ACCESS_UNASSIGNED_CARD = 2043, "Denied Access: Unassigned Card"
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DENIED_ACCESS_UNASSIGNED_ACCESS_PIN = (
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2044,
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"Denied Access: Unassigned Access PIN",
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)
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DENIED_ACCESS_PIN_EXPIRED = 2046, "Denied Access: PIN Expired"
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ALARM_ACKNOWLEDGED = 4034, "Alarm Acknowledged"
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DOOR_LOCKED_SCHEDULED = 4035, "Door Locked: Scheduled"
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DOOR_UNLOCKED_SCHEDULED = 4036, "Door Unlocked: Scheduled"
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DOOR_FORCED_ALARM = 4041, "Door Forced Alarm"
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DOOR_HELD_ALARM = 4042, "Door Held Alarm"
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TAMPER_SWITCH_ALARM = 4043, "Tamper Switch Alarm"
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AC_FAILURE = 4044, "AC Failure"
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BATTERY_FAILURE = 4045, "Battery Failure"
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REX_SWITCH_ALARM = 4051, "REX Switch Alarm"
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TIME_SET_TO = 7020, "Time Set To"
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GRANTED_ACCESS_MANUAL = 12031, "Granted Access: Manual"
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DOOR_UNLOCKED = 12032, "Door Unlocked"
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DOOR_LOCKED = 12033, "Door Locked"
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@classmethod
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def any_granted_access(cls) -> list[Self]:
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return [t for t in cls if t.name.startswith("GRANTED_ACCESS")]
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door = models.ForeignKey(Door, on_delete=models.CASCADE)
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timestamp = models.DateTimeField()
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event_type = models.IntegerField(db_column="eventType", choices=EventType.choices)
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reader_address = models.IntegerField(db_column="readerAddress")
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cardholder_id = models.IntegerField(blank=True, null=True, db_column="cardholderID")
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command_status = models.BooleanField(
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blank=True, null=True, db_column="commandStatus"
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)
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forename = models.TextField(blank=True, null=True)
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surname = models.TextField(blank=True, null=True)
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io_state = models.BooleanField(blank=True, null=True, db_column="ioState")
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new_time = models.DateTimeField(blank=True, null=True, db_column="newTime")
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old_time = models.DateTimeField(blank=True, null=True, db_column="oldTime")
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raw_card_number = models.TextField(blank=True, null=True, db_column="rawCardNumber")
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# Based on `function isRedEvent` from /html/hid-global.js on a HID EDGE EVO Solo
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is_red = models.GeneratedField(
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expression=Q(
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event_type__in=[
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EventType.DENIED_ACCESS_CARD_NOT_FOUND,
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EventType.DENIED_ACCESS_ACCESS_PIN_NOT_FOUND,
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EventType.DENIED_ACCESS_SCHEDULE,
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EventType.DENIED_ACCESS_WRONG_PIN,
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EventType.DENIED_ACCESS_CARD_EXPIRED,
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EventType.DENIED_ACCESS_PIN_LOCKOUT,
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EventType.DENIED_ACCESS_UNASSIGNED_CARD,
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EventType.DENIED_ACCESS_PIN_EXPIRED,
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EventType.DOOR_FORCED_ALARM,
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EventType.DOOR_HELD_ALARM,
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EventType.TAMPER_SWITCH_ALARM,
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EventType.AC_FAILURE,
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EventType.BATTERY_FAILURE,
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]
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),
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output_field=models.BooleanField(),
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db_persist=True,
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)
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objects = HIDEventQuerySet.as_manager()
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class Meta:
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constraints = [
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models.UniqueConstraint(
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fields=["door", "timestamp", "event_type"], name="unique_hidevent"
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)
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]
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db_table = "hidevent"
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ordering = ("-timestamp",)
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def __str__(self):
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return f"{self.door.name} {self.timestamp} - {self.description}"
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@classmethod
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def from_xml_attributes(cls, door: Door, attrib: dict[str, str]):
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field_lookup = {
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field.column: field.attname for field in HIDEvent._meta.get_fields()
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}
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def attr_to_bool(attr):
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if attr is None:
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return None
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else:
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return attr == "true"
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return cls(
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**{
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**{field_lookup[k]: v for k, v in attrib.items()},
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"door": door,
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# fixups for specific attributes
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"timestamp": timezone.make_aware(
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datetime.fromisoformat(attrib["timestamp"])
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),
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"io_state": attr_to_bool(attrib.get("ioState")),
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"command_status": attr_to_bool(attrib.get("commandStatus")),
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}
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)
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@property
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def description(self):
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"""
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Based on `Global.localeStrings` from /html/en_EN/en_EN.js
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and `function eventDataHandler` from /html/modules/hid-dashboard.js
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on a HID EDGE EVO Solo
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"""
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name = f"{self.forename} {self.surname}"
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direction = "IN" if self.reader_address == 0 else "OUT"
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event_types = {
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1022: f"Denied Access, {direction} Card Not Found {self.raw_card_number}",
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1023: f"Denied Access, {direction} Access PIN Not Found {self.raw_card_number}",
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2020: f"Granted Access, {direction} {name}",
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2021: f"Granted Access, {direction} Extended Time {name}",
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2024: f"Denied Access, {direction} Schedule {name}",
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2029: f"Denied Access, {direction} Wrong PIN {name}",
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2036: f"Denied Access, {direction} Card Expired {name}",
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2042: f"Denied Access, {direction} PIN Lockout {name}",
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2043: f"Denied Access, {direction} Unassigned Card {self.raw_card_number}",
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2044: f"Denied Access, {direction} Unassigned Access PIN {self.raw_card_number}",
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2046: f"Denied Access - PIN Expired {name}",
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4034: "Alarm Acknowledged",
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4035: "Door Locked-Scheduled",
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4036: "Door Unlocked-Scheduled",
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4041: "Door Forced Alarm",
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4042: "Door Held Alarm",
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4043: "Tamper Switch Alarm",
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4044: "AC Failure",
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4045: "Battery Failure",
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4051: "REX Switch Alarm",
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7020: f"Time Set to: {self.new_time}",
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12031: f"Granted Access, {direction} Manual",
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12032: "Door Unlocked",
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12033: "Door Locked",
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}
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return event_types.get(self.event_type, f"Unknown Event Type {self.event_type}")
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def decoded_card_number(self) -> str | None:
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if self.raw_card_number is None:
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return None
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try:
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cred = Credential.from_hex(self.raw_card_number)
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return f"{cred.facility_code} - {cred.card_number}"
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except InvalidHexCode as e:
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return f"Invalid: {e}"
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