151 lines
4.3 KiB
Python
151 lines
4.3 KiB
Python
from django.db import models
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from utils.constants import STR_SM_SIZE, STR_SIZE, STR_EXTEND_SIZE, ALGOS
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from evidence.models import Annotation, Evidence
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from user.models import User
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from lot.models import DeviceLot
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class Device:
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class Types(models.TextChoices):
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DESKTOP = "Desktop"
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LAPTOP = "Laptop"
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SERVER = "Server"
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GRAPHICCARD = "GraphicCard"
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HARDDRIVE = "HardDrive"
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SOLIDSTATEDRIVE = "SolidStateDrive"
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MOTHERBOARD = "Motherboard"
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NETWORKADAPTER = "NetworkAdapter"
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PROCESSOR = "Processor"
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RAMMODULE = "RamModule"
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SOUNDCARD = "SoundCard"
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DISPLAY = "Display"
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BATTERY = "Battery"
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CAMERA = "Camera"
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def __init__(self, *args, **kwargs):
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# the id is the chid of the device
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self.id = kwargs["id"]
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self.pk = self.id
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self.algorithm = None
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self.owner = None
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self.annotations = []
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self.hids = []
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self.uuids = []
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self.evidences = []
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self.lots = []
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self.last_evidence = None
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self.get_last_evidence()
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def initial(self):
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self.get_annotations()
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self.get_uuids()
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self.get_hids()
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self.get_evidences()
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self.get_lots()
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def get_annotations(self):
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if self.annotations:
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return self.annotations
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self.annotations = Annotation.objects.filter(
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type=Annotation.Type.SYSTEM,
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value=self.id
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).order_by("-created")
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if self.annotations.count():
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self.algorithm = self.annotations[0].key
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self.owner = self.annotations[0].owner
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return self.annotations
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def get_user_annotations(self):
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if not self.uuids:
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self.get_uuids()
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annotations = Annotation.objects.filter(
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uuid__in=self.uuids,
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owner=self.owner,
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type=Annotation.Type.USER
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)
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return annotations
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def get_user_documents(self):
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if not self.uuids:
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self.get_uuids()
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annotations = Annotation.objects.filter(
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uuid__in=self.uuids,
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owner=self.owner,
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type=Annotation.Type.DOCUMENT
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)
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return annotations
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def get_uuids(self):
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for a in self.get_annotations():
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if a.uuid not in self.uuids:
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self.uuids.append(a.uuid)
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def get_hids(self):
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annotations = self.get_annotations()
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self.hids = annotations.filter(
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type=Annotation.Type.SYSTEM,
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key__in=ALGOS.keys(),
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).values_list("value", flat=True)
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def get_evidences(self):
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if not self.uuids:
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self.get_uuids()
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self.evidences = [Evidence(u) for u in self.uuids]
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def get_last_evidence(self):
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annotations = self.get_annotations()
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if annotations:
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annotation = annotations.first()
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self.last_evidence = Evidence(annotation.uuid)
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def last_uuid(self):
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return self.uuids[0]
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def get_lots(self):
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self.lots = [x.lot for x in DeviceLot.objects.filter(device_id=self.id)]
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@classmethod
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def get_unassigned(cls, user):
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chids = DeviceLot.objects.filter(lot__owner=user).values_list("device_id", flat=True).distinct()
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annotations = Annotation.objects.filter(
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owner=user,
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type=Annotation.Type.SYSTEM,
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).exclude(value__in=chids).values_list("value", flat=True).distinct()
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return [cls(id=x) for x in annotations]
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# return cls.objects.filter(
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# owner=user
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# ).annotate(num_lots=models.Count('lot')).filter(num_lots=0)
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@property
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def manufacturer(self):
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if not self.last_evidence:
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self.get_last_evidence()
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return self.last_evidence.doc['device']['manufacturer']
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@property
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def type(self):
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if not self.last_evidence:
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self.get_last_evidence()
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return self.last_evidence.doc['device']['type']
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@property
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def model(self):
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if not self.last_evidence:
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self.get_last_evidence()
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return self.last_evidence.doc['device']['model']
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@property
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def type(self):
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if not self.last_evidence:
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self.get_last_evidence()
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return self.last_evidence.doc['device']['type']
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