feat: 用户异地登陆

apps/authentication/notifications.py

@@ -0,0 +1,75 @@
+from django.utils import timezone
+from django.utils.translation import ugettext as _
+
+from notifications.notifications import UserMessage
+from settings.api import PublicSettingApi
+from common.utils import get_logger
+
+logger = get_logger(__file__)
+
+EMAIL_TEMPLATE = _(
+    ""
+    "<h3>{subject}</h3>"
+    "<p>Dear {server_name} user, Hello!</p>"
+    "<p>Your account has remote login behavior, please pay attention.</p>"
+    "<p>User: {username}</p>"
+    "<p>Login time: {time}</p>"
+    "<p>Login location: {city} ({ip})</p>"
+    "<p>If you suspect that the login behavior is abnormal, please modify "
+    "<p>the account password in time.</p>"
+    "<br>"
+    "<p>Thank you for your attention to {server_name}!</p>")
+
+
+class DifferentCityLoginMessage(UserMessage):
+    def __init__(self, user, ip, city):
+        self.ip = ip
+        self.city = city
+        super().__init__(user)
+
+    @property
+    def time(self):
+        return timezone.now().strftime("%Y-%m-%d %H:%M:%S")
+
+    @property
+    def subject(self):
+        return _('Different city login reminder')
+
+    def get_text_msg(self) -> dict:
+        message = _(
+            ""
+            "{subject}\n"
+            "Dear {server_name} user, Hello!\n"
+            "Your account has remote login behavior, please pay attention.\n"
+            "User: {username}\n"
+            "Login time: {time}\n"
+            "Login location: {city} ({ip})\n"
+            "If you suspect that the login behavior is abnormal, please modify "
+            "the account password in time.\n"
+            "Thank you for your attention to {server_name}!\n"
+        ).format(
+            subject=self.subject,
+            server_name=PublicSettingApi.get_login_title(),
+            username=self.user.username,
+            ip=self.ip,
+            time=self.time,
+            city=self.city,
+        )
+        return {
+            'subject': self.subject,
+            'message': message
+        }
+
+    def get_html_msg(self) -> dict:
+        message = EMAIL_TEMPLATE.format(
+            subject=self.subject,
+            server_name=PublicSettingApi.get_login_title(),
+            username=self.user.username,
+            ip=self.ip,
+            time=self.time,
+            city=self.city,
+        )
+        return {
+            'subject': self.subject,
+            'message': message
+        }