feat(公开内容): 添加临时留言功能，留言保留10分钟，显示用户名、内容、时间和来源IP

core/views.py

@@ -50,7 +50,8 @@ from .models import (
     FamilyMember,
     SummaryCategory,
     PublicContentType,
-    PublicContent
+    PublicContent,
+    TempMessage
 )
 from .forms import (
     ReadingRecordForm,
@@ -60,7 +61,8 @@ from .forms import (
     TodayPlanForm,
     SystemConfigForm,
     PublicContentForm,
-    TempUploadForm
+    TempUploadForm,
+    TempMessageForm
 )
 
 # 首页视图
@@ -1044,6 +1046,24 @@ def user_logout(request):
 def public_content(request):
     """公开内容页面 - 无需登录"""
     logger.info("用户访问公开内容页面")
+
+    if request.method == 'POST':
+        form = TempMessageForm(request.POST)
+        if form.is_valid():
+            message = form.save(commit=False)
+            x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
+            if x_forwarded_for:
+                message.ip_address = x_forwarded_for.split(',')[0].strip()
+            else:
+                message.ip_address = request.META.get('REMOTE_ADDR')
+            from datetime import timedelta
+            message.expire_at = timezone.now() + timedelta(minutes=10)
+            message.save()
+            logger.info(f"临时留言: {message.username or '匿名'} - {message.content[:20]}...")
+            return redirect('public_content')
+    else:
+        form = TempMessageForm()
+
     public_contents = PublicContent.objects.filter(is_published=True)
 
     content_by_type = {}
@@ -1054,10 +1074,13 @@ def public_content(request):
         content_by_type[type_name].append(content)
 
     temp_upload_form = TempUploadForm()
+    temp_messages = TempMessage.objects.filter(expire_at__gt=timezone.now())
 
     context = {
         'content_by_type': content_by_type,
         'temp_upload_form': temp_upload_form,
+        'temp_messages': temp_messages,
+        'temp_message_form': form,
     }
 
     return render(request, 'core/public_content.html', context)