add message

polls/templates/polls/app.html

@@ -0,0 +1,8 @@
+{% extends 'polls/base.html' %}
+{% block content%}
+<div class="col-xs-12">
+    <div style="text-align: center; margin: 50px auto">
+        <a href="/polls/app/download/">下载APP</a>
+    </div>
+</div>
+{% endblock%}

polls/urls.py

@@ -65,5 +65,6 @@ urlpatterns = [
          name='polls_message_check'),
     path('messages/read/', views.read_message,
          name='polls_message_read'),
-     path('app/download/', views.download, name='polls_app_download')
+    path('app/intro/', views.app_intro, name='polls_app_intro'),
+    path('app/download/', views.download, name='polls_app_download')
 ]

polls/views/__init__.py

@@ -8,4 +8,4 @@ from .group import groups, room, is_level1_or_leve2, group_member, group_manager
 from .compartment import compartments
 from .organizations import organizations, organization_level
 from .message import last_messages, send_text_message, is_read_message, read_message
-from .download import download
+from .download import download, app_intro

polls/views/download.py

@@ -1,6 +1,11 @@
 import os
 from django.conf import settings
 from django.http import HttpResponse, Http404
+from django.shortcuts import render
+
+def app_intro(request):
+    return render(request, 'polls/app.html')
+
 
 def download(request):
     file_path = os.path.join(settings.MEDIA_ROOT, 'pom.apk')