更新 .gitignore 并刷新缓存

core/forms.py

@@ -1,3 +1,4 @@
+import re
 from django import forms
 from django.utils import timezone
 from .models import (
@@ -60,6 +61,7 @@ class TodayPlanForm(forms.ModelForm):
 
 class SystemConfigForm(forms.ModelForm):
     """系统配置表单"""
+
     class Meta:
         model = SystemConfig
         fields = ['smtp_server', 'smtp_port', 'smtp_username', 'smtp_password', 'sender_email', 'send_time', 'recipient_email']
@@ -71,4 +73,22 @@ class SystemConfigForm(forms.ModelForm):
             'sender_email': forms.EmailInput(attrs={'class': 'form-control', 'placeholder': '请输入发件人邮箱'}),
             'send_time': forms.TimeInput(attrs={'type': 'time', 'class': 'form-control'}),
             'recipient_email': forms.EmailInput(attrs={'class': 'form-control', 'placeholder': '请输入收件人邮箱'}),
-        }
+        }
+
+    def clean_sender_email(self):
+        sender_email = self.cleaned_data.get('sender_email')
+        if sender_email:
+            email_pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
+            if not re.match(email_pattern, sender_email):
+                logger.warning(f"发件人邮箱格式不正确: {sender_email}")
+                raise forms.ValidationError("请输入有效的邮箱地址，格式如：example@domain.com")
+        return sender_email
+
+    def clean_recipient_email(self):
+        recipient_email = self.cleaned_data.get('recipient_email')
+        if recipient_email:
+            email_pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
+            if not re.match(email_pattern, recipient_email):
+                logger.warning(f"收件人邮箱格式不正确: {recipient_email}")
+                raise forms.ValidationError("请输入有效的邮箱地址，格式如：example@domain.com")
+        return recipient_email

core/migrations/0004_systemconfig_sender_email.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.1.4 on 2026-01-18 10:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0003_readingrecord_note'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='systemconfig',
+            name='sender_email',
+            field=models.EmailField(blank=True, max_length=254, null=True, verbose_name='发件人邮箱'),
+        ),
+    ]

core/tests.py

@@ -1,3 +0,0 @@
-from django.test import TestCase
-
-# Create your tests here.