109 lines
3.0 KiB
Python
109 lines
3.0 KiB
Python
from django.contrib.auth.forms import gettext as _
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from django.db import models
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from app.utils.models import BaseModel
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from users.models import UserSettings
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from simple_history.models import HistoricalRecords
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class ItemBase(BaseModel):
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class Meta:
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abstract = True
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class Serialization(BaseModel.Serialization):
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excluded_fields = BaseModel.Serialization.excluded_fields + ["author"]
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excluded_fields_edit = BaseModel.Serialization.excluded_fields_edit + ["author"]
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author = models.ForeignKey(UserSettings, on_delete=models.PROTECT)
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history = HistoricalRecords(inherit=True, user_model=UserSettings)
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@property
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def _history_user(self):
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return self.author
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@_history_user.setter
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def _history_user(self, value):
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self.author = value
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class ItemType(ItemBase):
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pass
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class ItemRelation(ItemBase):
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parent = models.ForeignKey("items.Item", on_delete=models.CASCADE, related_name="children")
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child = models.ForeignKey("items.Item", on_delete=models.CASCADE, related_name="parents")
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properties = models.ManyToManyField("items.Property", through="items.RelationProperty", related_name="relations")
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class Item(ItemBase):
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name = models.TextField(max_length=2048)
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description = models.TextField(max_length=2048)
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type = models.ForeignKey(ItemType, on_delete=models.PROTECT)
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relations = models.ManyToManyField(
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"items.Item",
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through=ItemRelation,
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)
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properties = models.ManyToManyField(
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"items.Property",
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through="LinkedProperty",
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related_name="items",
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)
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class PropertyType(models.TextChoices):
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TEXT = "text", _("Text")
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DATE = "date", _("Date")
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DATETIME = "datetime", _("Date & time")
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TIME = "time", _("Time")
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DURATION = "duration", _("Duration")
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UUID = "uuid", _("UUID")
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NUMBER = "number", _("Number")
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FLOAT = "float", _("Float")
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BOOLEAN = "boolean", _("Boolean")
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EMAIL = "email", _("Email")
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IPV4 = "ipv4", _("IPv4 address")
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IPV6 = "ipv6", _("IPv6 address")
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JSON = "json", _("JSON")
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# TODO: Add more property types (location, etc)
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class Property(ItemBase):
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type = models.CharField(max_length=32, choices=PropertyType.choices, default=PropertyType.TEXT)
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class BaseLinkedProperty(ItemBase):
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class Meta:
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abstract = True
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class Serialization(ItemBase.Serialization):
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dynamic_field_type = ItemBase.Serialization.dynamic_field_type + ["value"]
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class Encryption(ItemBase.Encryption):
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fields = ItemBase.Encryption.fields + ["value"]
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property = models.ForeignKey(Property, on_delete=models.PROTECT)
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# Value is encrypted too
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value = models.TextField(max_length=2048)
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class LinkedProperty(BaseLinkedProperty):
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item = models.ForeignKey(Item, on_delete=models.CASCADE, null=True, related_name="linked_properties")
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class RelationProperty(BaseLinkedProperty):
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relation = models.ForeignKey(
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ItemRelation,
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on_delete=models.CASCADE,
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null=True,
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related_name="relation_properties",
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)
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