Fix rbac (#7728)

* perf: 重命名 signal handlers

* fix: 修复 ticket processor 问题

* perf: 修改 ticket 处理人api

* fix: 修复创建系统账号bug

* fix: 升级celery_beat==2.2.1和flower==1.0.0;修改celery进程启动参数先后顺序

* perf: 修改 authentication token

* fix: 修复上传权限bug

* fix: 登录页面增加i18n切换;

* fix: 系统角色删除限制

* perf: 修改一下 permissions tree

* perf: 生成 i18n

* perf: 修改一点点

Co-authored-by: ibuler <ibuler@qq.com>
Co-authored-by: feng626 <1304903146@qq.com>
Co-authored-by: Jiangjie.Bai <bugatti_it@163.com>

apps/notifications/signal_handlers.py

@@ -0,0 +1,95 @@
+import json
+from importlib import import_module
+import inspect
+
+from django.utils.functional import LazyObject
+from django.db.models.signals import post_save
+from django.db.models.signals import post_migrate
+from django.dispatch import receiver
+from django.apps import AppConfig
+
+from notifications.backends import BACKEND
+from users.models import User
+from common.utils.connection import RedisPubSub
+from common.utils import get_logger
+from common.decorator import on_transaction_commit
+from .models import SiteMessage, SystemMsgSubscription, UserMsgSubscription
+from .notifications import SystemMessage
+
+
+logger = get_logger(__name__)
+
+
+def new_site_msg_pub_sub():
+    return RedisPubSub('notifications.SiteMessageCome')
+
+
+class NewSiteMsgSubPub(LazyObject):
+    def _setup(self):
+        self._wrapped = new_site_msg_pub_sub()
+
+
+new_site_msg_chan = NewSiteMsgSubPub()
+
+
+@receiver(post_save, sender=SiteMessage)
+@on_transaction_commit
+def on_site_message_create(sender, instance, created, **kwargs):
+    if not created:
+        return
+    logger.debug('New site msg created, publish it')
+    user_ids = instance.users.all().values_list('id', flat=True)
+    user_ids = [str(i) for i in user_ids]
+    data = {
+        'id': str(instance.id),
+        'subject': instance.subject,
+        'message': instance.message,
+        'users': user_ids
+    }
+    new_site_msg_chan.publish(data)
+
+
+@receiver(post_migrate, dispatch_uid='notifications.signals_handler.create_system_messages')
+def create_system_messages(app_config: AppConfig, **kwargs):
+    try:
+        notifications_module = import_module('.notifications', app_config.module.__package__)
+
+        for name, obj in notifications_module.__dict__.items():
+            if name.startswith('_'):
+                continue
+
+            if not inspect.isclass(obj):
+                continue
+
+            if not issubclass(obj, SystemMessage):
+                continue
+
+            attrs = obj.__dict__
+            if 'message_type_label' not in attrs:
+                continue
+
+            if 'category' not in attrs:
+                continue
+
+            if 'category_label' not in attrs:
+                continue
+
+            message_type = obj.get_message_type()
+            sub, created = SystemMsgSubscription.objects.get_or_create(message_type=message_type)
+            if created:
+                obj.post_insert_to_db(sub)
+                logger.info(f'Create SystemMsgSubscription: package={app_config.module.__package__} type={message_type}')
+    except ModuleNotFoundError:
+        pass
+
+
+@receiver(post_save, sender=User)
+def on_user_post_save(sender, instance, created, **kwargs):
+    if not created:
+        return
+    receive_backends = []
+    # Todo: IDE 识别不了 get_account
+    for backend in BACKEND:
+        if backend.get_account(instance):
+            receive_backends.append(backend)
+    UserMsgSubscription.objects.create(user=instance, receive_backends=receive_backends)