takahe/users/views/admin/federation.py

142 lines
4.7 KiB
Python

import csv
from django import forms
from django.contrib import messages
from django.core.validators import FileExtensionValidator, ValidationError
from django.db import models
from django.shortcuts import get_object_or_404, redirect
from django.utils.decorators import method_decorator
from django.views.generic import FormView, ListView
from users.decorators import admin_required
from users.models import Domain
from users.services import DomainService
from users.views.admin.domains import DomainValidator
@method_decorator(admin_required, name="dispatch")
class FederationRoot(ListView):
template_name = "admin/federation.html"
paginate_by = 50
def get(self, request, *args, **kwargs):
self.query = request.GET.get("query")
self.extra_context = {
"section": "federation",
"query": self.query or "",
}
return super().get(request, *args, **kwargs)
def get_queryset(self):
domains = (
Domain.objects.filter(local=False)
.annotate(num_users=models.Count("identities"))
.order_by("domain")
)
if self.query:
domains = domains.filter(domain__icontains=self.query)
return domains
@method_decorator(admin_required, name="dispatch")
class FederationEdit(FormView):
template_name = "admin/federation_edit.html"
extra_context = {"section": "federation"}
class form_class(forms.Form):
blocked = forms.BooleanField(
help_text="If this domain is blocked from interacting with this server.\nAll incoming posts from this domain will be irrecoverably dropped.",
widget=forms.Select(choices=[(True, "Blocked"), (False, "Not Blocked")]),
required=False,
)
notes = forms.CharField(
label="Notes",
widget=forms.Textarea(
attrs={
"rows": 3,
},
),
required=False,
)
def dispatch(self, request, domain):
self.domain = get_object_or_404(
Domain.objects.filter(local=False), domain=domain
)
return super().dispatch(request)
def get_context_data(self, *args, **kwargs):
context = super().get_context_data(*args, **kwargs)
context["domain"] = self.domain
context["page"] = self.request.GET.get("page")
return context
def form_valid(self, form):
self.domain.blocked = form.cleaned_data["blocked"]
self.domain.notes = form.cleaned_data["notes"] or None
self.domain.save()
return redirect(Domain.urls.root_federation)
def get_initial(self):
return {
"blocked": self.domain.blocked,
"notes": self.domain.notes,
}
@method_decorator(admin_required, name="dispatch")
class FederationBlocklist(FormView):
template_name = "admin/federation_blocklist.html"
extra_context = {"section": "federation"}
error_msg = "The uploaded file has an invalid blocklist CSV format."
success_msg = "The blocklist CSV was processed processed with success!"
class form_class(forms.Form):
blocklist = forms.FileField(
help_text=(
"Blocklist file with one domain per line. "
"CSVs with 'domain' and '#domain' headers are also supported."
),
validators=[FileExtensionValidator(allowed_extensions=["txt", "csv"])],
)
def form_valid(self, form):
validator = DomainValidator()
domains = []
try:
lines = form.cleaned_data["blocklist"].read().decode("utf-8").splitlines()
if "#domain" in lines[0] or "domain" in lines[0]:
reader = csv.DictReader(lines)
else:
reader = csv.DictReader(lines, fieldnames=["#domain"])
for row in reader:
domain = row.get("#domain", row.get("domain", "")).strip()
try:
validator(domain)
except ValidationError:
# skip adding invalid domain
# to the blocklist
continue
domains.append(domain)
except (TypeError, ValueError):
messages.error(self.request, self.error_msg)
return redirect(".")
if not domains:
messages.error(self.request, self.error_msg)
return redirect(".")
DomainService.block(domains)
messages.success(self.request, self.success_msg)
return redirect("admin_federation")
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["page"] = self.request.GET.get("page")
return context