256 lines
7.5 KiB
Python
256 lines
7.5 KiB
Python
from functools import partial
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from typing import ClassVar
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import pydantic
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from django.core.files import File
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from django.db import models
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from django.utils.functional import lazy
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from core.uploads import upload_namer
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from core.uris import StaticAbsoluteUrl
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from takahe import __version__
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class UploadedImage(str):
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"""
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Type used to indicate a setting is an image
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"""
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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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domain = models.ForeignKey(
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"users.domain",
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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(
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blank=True,
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null=True,
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upload_to=partial(upload_namer, "config"),
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)
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class Meta:
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unique_together = [
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("key", "user", "identity", "domain"),
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]
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system: ClassVar["Config.ConfigOptions"] # type: ignore
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@classmethod
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def lazy_system_value(cls, key: str):
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"""
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Lazily load a System.Config value
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"""
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if key not in cls.SystemOptions.__fields__:
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raise KeyError(f"Undefined SystemOption for {key}")
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return lazy(lambda: getattr(Config.system, key))
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@classmethod
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def load_values(cls, options_class, filters):
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"""
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Loads config options and returns an object with them
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"""
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values = {}
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for config in cls.objects.filter(**filters):
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values[config.key] = config.image.url if config.image else config.json
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if values[config.key] is None:
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del values[config.key]
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values["version"] = __version__
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return options_class(**values)
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@classmethod
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def load_system(cls):
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"""
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Loads the system config options object
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"""
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return cls.load_values(
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cls.SystemOptions,
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{"identity__isnull": True, "user__isnull": True, "domain__isnull": True},
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)
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@classmethod
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def load_user(cls, user):
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"""
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Loads a user config options object
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"""
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return cls.load_values(
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cls.UserOptions,
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{"identity__isnull": True, "user": user, "domain__isnull": True},
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)
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@classmethod
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def load_identity(cls, identity):
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"""
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Loads an identity config options object
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"""
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return cls.load_values(
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cls.IdentityOptions,
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{"identity": identity, "user__isnull": True, "domain__isnull": True},
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)
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@classmethod
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def load_domain(cls, domain):
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"""
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Loads an domain config options object
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"""
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return cls.load_values(
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cls.DomainOptions,
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{"domain": domain, "user__isnull": True, "identity__isnull": True},
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)
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@classmethod
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def set_value(cls, key, value, options_class, filters):
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config_field = options_class.__fields__[key]
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if isinstance(value, File):
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if config_field.type_ is not UploadedImage:
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raise ValueError(f"Cannot save file to {key} of type: {type(value)}")
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cls.objects.update_or_create(
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key=key,
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defaults={"json": None, "image": value},
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**filters,
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)
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elif value is None:
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cls.objects.filter(key=key, **filters).delete()
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else:
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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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if value == config_field.default:
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cls.objects.filter(key=key, **filters).delete()
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else:
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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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**filters,
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)
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@classmethod
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def set_system(cls, key, value):
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cls.set_value(
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key,
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value,
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cls.SystemOptions,
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{"identity__isnull": True, "user__isnull": True, "domain__isnull": True},
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)
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@classmethod
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def set_user(cls, user, key, value):
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cls.set_value(
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key,
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value,
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cls.UserOptions,
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{"identity__isnull": True, "user": user, "domain__isnull": True},
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)
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@classmethod
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def set_identity(cls, identity, key, value):
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cls.set_value(
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key,
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value,
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cls.IdentityOptions,
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{"identity": identity, "user__isnull": True, "domain__isnull": True},
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)
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@classmethod
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def set_domain(cls, domain, key, value):
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cls.set_value(
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key,
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value,
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cls.DomainOptions,
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{"domain": domain, "user__isnull": True, "identity__isnull": True},
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)
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class SystemOptions(pydantic.BaseModel):
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version: str = __version__
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system_actor_public_key: str = ""
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system_actor_private_key: str = ""
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site_name: str = "Takahē"
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highlight_color: str = "#449c8c"
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site_about: str = "<h2>Welcome!</h2>\n\nThis is a community running Takahē."
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site_frontpage_posts: bool = True
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site_icon: UploadedImage = StaticAbsoluteUrl("img/icon-128.png").relative # type: ignore
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site_banner: UploadedImage = StaticAbsoluteUrl(
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"img/fjords-banner-600.jpg"
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).relative # type: ignore
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policy_terms: str = ""
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policy_privacy: str = ""
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policy_rules: str = ""
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policy_issues: str = ""
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signup_allowed: bool = True
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signup_text: str = ""
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signup_max_users: int = 0
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signup_email_admins: bool = True
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content_warning_text: str = "Content Warning"
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post_length: int = 500
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max_media_attachments: int = 4
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post_minimum_interval: int = 3 # seconds
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identity_min_length: int = 2
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identity_max_per_user: int = 5
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identity_max_age: int = 24 * 60 * 60
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public_timeline: bool = True
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hashtag_unreviewed_are_public: bool = True
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hashtag_stats_max_age: int = 60 * 60
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emoji_unreviewed_are_public: bool = True
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cache_timeout_page_default: int = 60
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cache_timeout_page_timeline: int = 60 * 3
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cache_timeout_page_post: int = 60 * 2
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cache_timeout_identity_feed: int = 60 * 5
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restricted_usernames: str = "admin\nadmins\nadministrator\nadministrators\nsystem\nroot\nannounce\nannouncement\nannouncements"
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custom_head: str | None
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class UserOptions(pydantic.BaseModel):
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light_theme: bool = False
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class IdentityOptions(pydantic.BaseModel):
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toot_mode: bool = False
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default_post_visibility: int = 0 # Post.Visibilities.public
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visible_follows: bool = True
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search_enabled: bool = True
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visible_reaction_counts: bool = True
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expand_content_warnings: bool = False
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boosts_on_profile: bool = True
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class DomainOptions(pydantic.BaseModel):
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site_name: str = ""
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site_icon: UploadedImage | None = None
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hide_login: bool = False
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custom_css: str = ""
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single_user: str = ""
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