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112 lines
3.2 KiB
Python
112 lines
3.2 KiB
Python
from typing import ClassVar
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import pydantic
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from django.db import models
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from django.utils.functional import classproperty
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class Config(models.Model):
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"""
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A configuration setting for either the server or a specific user or identity.
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The possible options and their defaults are defined at the bottom of the file.
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"""
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key = models.CharField(max_length=500)
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user = models.ForeignKey(
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"users.user",
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blank=True,
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null=True,
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related_name="configs",
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on_delete=models.CASCADE,
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)
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identity = models.ForeignKey(
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"users.identity",
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blank=True,
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null=True,
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related_name="configs",
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on_delete=models.CASCADE,
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)
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json = models.JSONField(blank=True, null=True)
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image = models.ImageField(blank=True, null=True, upload_to="config/%Y/%m/%d/")
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class Meta:
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unique_together = [
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("key", "user", "identity"),
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]
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@classproperty
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def system(cls):
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cls.system = cls.load_system()
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return cls.system
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system: ClassVar["Config.ConfigOptions"] # type: ignore
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@classmethod
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def load_system(cls):
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"""
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Load all of the system config options and return an object with them
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"""
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values = {}
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for config in cls.objects.filter(user__isnull=True, identity__isnull=True):
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values[config.key] = config.image or config.json
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return cls.SystemOptions(**values)
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@classmethod
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def load_user(cls, user):
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"""
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Load all of the user config options and return an object with them
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"""
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values = {}
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for config in cls.objects.filter(user=user, identity__isnull=True):
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values[config.key] = config.image or config.json
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return cls.UserOptions(**values)
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@classmethod
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def load_identity(cls, identity):
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"""
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Load all of the identity config options and return an object with them
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"""
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values = {}
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for config in cls.objects.filter(user__isnull=True, identity=identity):
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values[config.key] = config.image or config.json
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return cls.IdentityOptions(**values)
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@classmethod
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def set_system(cls, key, value):
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config_field = cls.SystemOptions.__fields__[key]
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if not isinstance(value, config_field.type_):
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raise ValueError(f"Invalid type for {key}: {type(value)}")
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cls.objects.update_or_create(
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key=key,
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defaults={"json": value},
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)
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@classmethod
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def set_identity(cls, identity, key, value):
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config_field = cls.IdentityOptions.__fields__[key]
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if not isinstance(value, config_field.type_):
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raise ValueError(f"Invalid type for {key}: {type(value)}")
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cls.objects.update_or_create(
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identity=identity,
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key=key,
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defaults={"json": value},
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)
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class SystemOptions(pydantic.BaseModel):
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site_name: str = "takahē"
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highlight_color: str = "#449c8c"
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post_length: int = 500
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identity_max_age: int = 24 * 60 * 60
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class UserOptions(pydantic.BaseModel):
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pass
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class IdentityOptions(pydantic.BaseModel):
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toot_mode: bool = False
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