zulip/zerver/views/realm_logo.py

71 lines
2.7 KiB
Python

from django.conf import settings
from django.core.files.uploadedfile import UploadedFile
from django.http import HttpRequest, HttpResponse
from django.shortcuts import redirect
from django.utils.translation import gettext as _
from pydantic import Json
from zerver.actions.realm_logo import do_change_logo_source
from zerver.decorator import require_realm_admin
from zerver.lib.exceptions import JsonableError
from zerver.lib.realm_logo import get_realm_logo_url
from zerver.lib.response import json_success
from zerver.lib.typed_endpoint import typed_endpoint
from zerver.lib.upload import get_file_info, upload_logo_image
from zerver.lib.url_encoding import append_url_query_string
from zerver.models import UserProfile
@require_realm_admin
@typed_endpoint
def upload_logo(
request: HttpRequest, user_profile: UserProfile, *, night: Json[bool]
) -> HttpResponse:
user_profile.realm.ensure_not_on_limited_plan()
if len(request.FILES) != 1:
raise JsonableError(_("You must upload exactly one logo."))
[logo_file] = request.FILES.values()
assert isinstance(logo_file, UploadedFile)
assert logo_file.size is not None
if logo_file.size > settings.MAX_LOGO_FILE_SIZE_MIB * 1024 * 1024:
raise JsonableError(
_("Uploaded file is larger than the allowed limit of {max_size} MiB").format(
max_size=settings.MAX_LOGO_FILE_SIZE_MIB,
)
)
_filename, content_type = get_file_info(logo_file)
upload_logo_image(logo_file, user_profile, night, content_type=content_type)
do_change_logo_source(
user_profile.realm, user_profile.realm.LOGO_UPLOADED, night, acting_user=user_profile
)
return json_success(request)
@require_realm_admin
@typed_endpoint
def delete_logo_backend(
request: HttpRequest, user_profile: UserProfile, *, night: Json[bool]
) -> HttpResponse:
# We don't actually delete the logo because it might still
# be needed if the URL was cached and it is rewritten
# in any case after next update.
do_change_logo_source(
user_profile.realm, user_profile.realm.LOGO_DEFAULT, night, acting_user=user_profile
)
return json_success(request)
@typed_endpoint
def get_logo_backend(
request: HttpRequest, user_profile: UserProfile, *, night: Json[bool]
) -> HttpResponse:
url = get_realm_logo_url(user_profile.realm, night)
# We can rely on the URL already having query parameters. Because
# our templates depend on being able to use the ampersand to
# add query parameters to our url, get_logo_url does '?version=version_number'
# hacks to prevent us from having to jump through decode/encode hoops.
url = append_url_query_string(url, request.META["QUERY_STRING"])
return redirect(url)