lib.itmens/users/models.py

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import uuid
import re
from django.core import validators
from django.utils.deconstruct import deconstructible
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import django.contrib.postgres.fields as postgres
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from django.core.exceptions import ObjectDoesNotExist
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from django.db import models
from django.contrib.auth.models import AbstractUser
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from django.utils import timezone
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from django.core.serializers.json import DjangoJSONEncoder
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from django.utils.translation import gettext_lazy as _
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from common.utils import GenerateDateUUIDMediaFilePath
from django.conf import settings
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from management.models import Announcement
from mastodon.api import *
from django.urls import reverse
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@deconstructible
class UsernameValidator(validators.RegexValidator):
regex = r"^[a-zA-Z0-9_]{2,50}$"
message = _(
"Enter a valid username. This value may contain only unaccented lowercase a-z "
"and uppercase A-Z letters, numbers, and _ characters."
)
flags = re.ASCII
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def report_image_path(instance, filename):
return GenerateDateUUIDMediaFilePath(
instance, filename, settings.REPORT_MEDIA_PATH_ROOT
)
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class User(AbstractUser):
username_validator = UsernameValidator()
username = models.CharField(
_("username"),
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max_length=100,
unique=True,
null=True, # allow null for newly registered users who has not set a user name
help_text=_("Required. 50 characters or fewer. Letters, digits and _ only."),
validators=[username_validator],
error_messages={
"unique": _("A user with that username already exists."),
},
)
email = models.EmailField(_("email address"), unique=True, default=None, null=True)
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following = models.JSONField(default=list)
mastodon_id = models.CharField(max_length=100, default=None, null=True)
mastodon_username = models.CharField(max_length=100, default=None, null=True)
mastodon_site = models.CharField(max_length=100, default=None, null=True)
mastodon_token = models.CharField(max_length=2048, default="")
mastodon_refresh_token = models.CharField(max_length=2048, default="")
mastodon_locked = models.BooleanField(default=False)
mastodon_followers = models.JSONField(default=list)
mastodon_following = models.JSONField(default=list)
mastodon_mutes = models.JSONField(default=list)
mastodon_blocks = models.JSONField(default=list)
mastodon_domain_blocks = models.JSONField(default=list)
mastodon_account = models.JSONField(default=dict)
mastodon_last_refresh = models.DateTimeField(default=timezone.now)
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# store the latest read announcement id,
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# every time user read the announcement update this field
read_announcement_index = models.PositiveIntegerField(default=0)
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class Meta:
constraints = [
models.UniqueConstraint(
fields=["mastodon_username", "mastodon_site"],
name="unique_mastodon_username",
),
models.UniqueConstraint(
fields=["mastodon_id", "mastodon_site"],
name="unique_mastodon_id",
),
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]
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# def save(self, *args, **kwargs):
# """ Automatically populate password field with settings.DEFAULT_PASSWORD before saving."""
# self.set_password(settings.DEFAULT_PASSWORD)
# return super().save(*args, **kwargs)
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@property
def mastodon_acct(self):
return (
f"{self.mastodon_username}@{self.mastodon_site}"
if self.mastodon_username
else ""
)
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@property
def display_name(self):
return (
self.mastodon_account.get("display_name")
if self.mastodon_account
else (self.username or self.mastodon_acct or "")
)
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@property
def handler(self):
return self.mastodon_acct or self.username or f"~{self.pk}"
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@property
def url(self):
return reverse("journal:user_profile", args=[self.handler])
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def __str__(self):
return f'{self.pk}:{self.username or ""}:{self.mastodon_acct}'
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def get_preference(self):
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pref = Preference.objects.filter(user=self).first() # self.preference
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if not pref:
pref = Preference.objects.create(user=self)
return pref
def clear(self):
if self.mastodon_site == "removed" and not self.is_active:
return
self.first_name = self.mastodon_username
self.last_name = self.mastodon_site
self.is_active = False
self.email = None
# self.username = "~removed~" + str(self.pk)
# to get ready for federation, username has to be reserved
self.mastodon_username = "~removed~" + str(self.pk)
self.mastodon_id = None
self.mastodon_site = "removed"
self.mastodon_token = ""
self.mastodon_locked = False
self.mastodon_followers = []
self.mastodon_following = []
self.mastodon_mutes = []
self.mastodon_blocks = []
self.mastodon_domain_blocks = []
self.mastodon_account = {}
def refresh_mastodon_data(self):
"""Try refresh account data from mastodon server, return true if refreshed successfully, note it will not save to db"""
self.mastodon_last_refresh = timezone.now()
code, mastodon_account = verify_account(self.mastodon_site, self.mastodon_token)
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if code == 401 and self.mastodon_refresh_token:
self.mastodon_token = refresh_access_token(
self.mastodon_site, self.mastodon_refresh_token
)
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if self.mastodon_token:
code, mastodon_account = verify_account(
self.mastodon_site, self.mastodon_token
)
updated = False
if mastodon_account:
self.mastodon_account = mastodon_account
self.mastodon_locked = mastodon_account["locked"]
if self.mastodon_username != mastodon_account["username"]:
logger.warn(
f"username changed from {self} to {mastodon_account['username']}"
)
self.mastodon_username = mastodon_account["username"]
# self.mastodon_token = token
# user.mastodon_id = mastodon_account['id']
self.mastodon_followers = get_related_acct_list(
self.mastodon_site,
self.mastodon_token,
f"/api/v1/accounts/{self.mastodon_id}/followers",
)
self.mastodon_following = get_related_acct_list(
self.mastodon_site,
self.mastodon_token,
f"/api/v1/accounts/{self.mastodon_id}/following",
)
self.mastodon_mutes = get_related_acct_list(
self.mastodon_site, self.mastodon_token, "/api/v1/mutes"
)
self.mastodon_blocks = get_related_acct_list(
self.mastodon_site, self.mastodon_token, "/api/v1/blocks"
)
self.mastodon_domain_blocks = get_related_acct_list(
self.mastodon_site, self.mastodon_token, "/api/v1/domain_blocks"
)
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self.following = self.get_following_ids()
updated = True
elif code == 401:
print(f"401 {self}")
self.mastodon_token = ""
return updated
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def get_following_ids(self):
fl = []
for m in self.mastodon_following:
target = User.get(m)
if target and (
(not target.mastodon_locked)
or self.mastodon_acct in target.mastodon_followers
):
fl.append(target.pk)
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return fl
def is_blocking(self, target):
return (
(
target.mastodon_acct in self.mastodon_blocks
or target.mastodon_site in self.mastodon_domain_blocks
)
if target.is_authenticated
else self.preference.no_anonymous_view # type: ignore
)
def is_blocked_by(self, target):
return target.is_authenticated and target.is_blocking(self)
def is_muting(self, target):
return target.mastodon_acct in self.mastodon_mutes
def is_following(self, target):
return (
self.mastodon_acct in target.mastodon_followers
if target.mastodon_locked
else self.mastodon_acct in target.mastodon_followers
or target.mastodon_acct in self.mastodon_following
)
def is_followed_by(self, target):
return target.is_following(self)
def get_mark_for_item(self, item):
params = {item.__class__.__name__.lower() + "_id": item.id, "owner": self}
mark = item.mark_class.objects.filter(**params).first()
return mark
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def get_max_visibility(self, viewer):
if not viewer.is_authenticated:
return 0
elif viewer == self:
return 2
elif viewer.is_blocked_by(self):
return -1
elif viewer.is_following(self):
return 1
else:
return 0
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@property
def unread_announcements(self):
unread_announcements = Announcement.objects.filter(
pk__gt=self.read_announcement_index
).order_by("-pk")
return unread_announcements
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@classmethod
def get(cls, name):
if isinstance(name, str):
sp = name.split("@")
if len(sp) == 1:
query_kwargs = {"username": name}
elif len(sp) == 2:
query_kwargs = {"mastodon_username": sp[0], "mastodon_site": sp[1]}
else:
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return None
elif isinstance(id, int):
query_kwargs = {"pk": id}
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else:
return None
return User.objects.filter(**query_kwargs).first()
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class Preference(models.Model):
user = models.OneToOneField(User, models.CASCADE, primary_key=True)
profile_layout = models.JSONField(
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blank=True,
default=list,
)
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discover_layout = models.JSONField(
blank=True,
default=list,
)
export_status = models.JSONField(
blank=True, null=True, encoder=DjangoJSONEncoder, default=dict
)
import_status = models.JSONField(
blank=True, null=True, encoder=DjangoJSONEncoder, default=dict
)
default_no_share = models.BooleanField(default=False)
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default_visibility = models.PositiveSmallIntegerField(default=0)
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classic_homepage = models.PositiveSmallIntegerField(null=False, default=0)
mastodon_publish_public = models.BooleanField(null=False, default=False)
mastodon_append_tag = models.CharField(max_length=2048, default="")
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show_last_edit = models.PositiveSmallIntegerField(default=0)
no_anonymous_view = models.PositiveSmallIntegerField(default=0)
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def __str__(self):
return str(self.user)
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class Report(models.Model):
submit_user = models.ForeignKey(
User, on_delete=models.SET_NULL, related_name="sumbitted_reports", null=True
)
reported_user = models.ForeignKey(
User, on_delete=models.SET_NULL, related_name="accused_reports", null=True
)
image = models.ImageField(
upload_to=report_image_path,
blank=True,
default="",
)
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is_read = models.BooleanField(default=False)
submitted_time = models.DateTimeField(auto_now_add=True)
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message = models.CharField(max_length=1000)