zulip/zerver/views/realm_emoji.py

56 lines
2.5 KiB
Python

from django.conf import settings
from django.http import HttpRequest, HttpResponse
from django.utils.translation import ugettext as _
from zerver.decorator import require_member_or_admin
from zerver.lib.actions import check_add_realm_emoji, do_remove_realm_emoji
from zerver.lib.emoji import check_emoji_admin, check_valid_emoji_name
from zerver.lib.request import REQ, JsonableError, has_request_variables
from zerver.lib.response import json_error, json_success
from zerver.models import RealmEmoji, UserProfile
def list_emoji(request: HttpRequest, user_profile: UserProfile) -> HttpResponse:
# We don't call check_emoji_admin here because the list of realm
# emoji is public.
return json_success({'emoji': user_profile.realm.get_emoji()})
@require_member_or_admin
@has_request_variables
def upload_emoji(request: HttpRequest, user_profile: UserProfile,
emoji_name: str=REQ(path_only=True)) -> HttpResponse:
emoji_name = emoji_name.strip().replace(' ', '_')
check_valid_emoji_name(emoji_name)
check_emoji_admin(user_profile)
if RealmEmoji.objects.filter(realm=user_profile.realm,
name=emoji_name,
deactivated=False).exists():
return json_error(_("A custom emoji with this name already exists."))
if len(request.FILES) != 1:
return json_error(_("You must upload exactly one file."))
emoji_file = list(request.FILES.values())[0]
if (settings.MAX_EMOJI_FILE_SIZE * 1024 * 1024) < emoji_file.size:
return json_error(_("Uploaded file is larger than the allowed limit of %s MB") % (
settings.MAX_EMOJI_FILE_SIZE))
realm_emoji = check_add_realm_emoji(user_profile.realm,
emoji_name,
user_profile,
emoji_file)
if realm_emoji is None:
return json_error(_("Image file upload failed."))
return json_success()
def delete_emoji(request: HttpRequest, user_profile: UserProfile,
emoji_name: str) -> HttpResponse:
if not RealmEmoji.objects.filter(realm=user_profile.realm,
name=emoji_name,
deactivated=False).exists():
raise JsonableError(_("Emoji '%s' does not exist") % (emoji_name,))
check_emoji_admin(user_profile, emoji_name)
do_remove_realm_emoji(user_profile.realm, emoji_name)
return json_success()