71 lines
2.8 KiB
Python
71 lines
2.8 KiB
Python
from django.db import models
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class Source(models.Model):
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name = models.CharField(max_length=255, unique=True)
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description = models.TextField(blank=True)
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created_at = models.DateTimeField(auto_now_add=True)
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def __str__(self):
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return self.name
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class IdentityProfile(models.Model):
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"""
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Groups various entities (Person, Email, Username, etc.) into a single identity profile.
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"""
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full_name = models.CharField(max_length=255)
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description = models.TextField(blank=True)
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profile_image_url = models.URLField(blank=True)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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last_seen = models.DateTimeField(auto_now=True)
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metadata = models.JSONField(default=dict, blank=True)
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def __str__(self):
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return self.full_name
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class Entity(models.Model):
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ENTITY_TYPES = (
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('PERSON', 'Person'),
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('EMAIL', 'Email'),
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('USERNAME', 'Username'),
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('IP', 'IP Address'),
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)
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entity_type = models.CharField(max_length=20, choices=ENTITY_TYPES)
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value = models.CharField(max_length=255, db_index=True)
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# New Fields
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photo_url = models.URLField(blank=True, null=True)
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identifier_code = models.CharField(max_length=100, blank=True, null=True, db_index=True)
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source = models.ForeignKey(Source, on_delete=models.CASCADE, related_name='entities')
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profile = models.ForeignKey(IdentityProfile, on_delete=models.SET_NULL, null=True, blank=True, related_name='entities')
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confidence_score = models.FloatField(default=1.0)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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last_seen = models.DateTimeField(auto_now=True)
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metadata = models.JSONField(default=dict, blank=True)
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class Meta:
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verbose_name_plural = "Entities"
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unique_together = ('entity_type', 'value', 'source')
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def __str__(self):
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return f"{self.entity_type}: {self.value}"
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class Relationship(models.Model):
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RELATIONSHIP_TYPES = (
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('OWNED_BY', 'Owned By'),
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('ASSOCIATED_WITH', 'Associated With'),
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('COMMUNICATED_WITH', 'Communicated With'),
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)
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source_entity = models.ForeignKey(Entity, on_delete=models.CASCADE, related_name='outbound_relationships')
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target_entity = models.ForeignKey(Entity, on_delete=models.CASCADE, related_name='inbound_relationships')
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relationship_type = models.CharField(max_length=20, choices=RELATIONSHIP_TYPES)
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weight = models.FloatField(default=1.0)
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created_at = models.DateTimeField(auto_now_add=True)
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class Meta:
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unique_together = ('source_entity', 'target_entity', 'relationship_type')
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def __str__(self):
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return f"{self.source_entity} -[{self.relationship_type}]-> {self.target_entity}"
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