Add send notification email script

tools/send_mail.sh.template

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+export PYTHONPATH=thirdpart
+export DJANGO_SETTINGS_MODULE=settings
+
+./user_notification.py

tools/user_notification.py

@@ -0,0 +1,41 @@
+#!/usr/bin/python
+# encoding: utf-8
+
+import string
+from django.core.mail import send_mail
+
+from notifications.models import UserNotification
+import settings
+
+email_template = u'''${username}您好：
+
+您有${cnt}条新消息，请点击下面的链接查看：
+${msg_url}
+
+感谢使用我们的网站！
+
+Seafile团队
+'''
+
+subject = u'SeaCloud：新消息'
+url = 'http://localhost:8000/home/my/'
+
+notifications = UserNotification.objects.all()
+
+d = {}
+for e in notifications:
+    if d.has_key(e.to_user):
+        d[e.to_user] += 1
+    else:
+        d[e.to_user] = 1
+    
+for k in d.keys():
+    to_user = k
+    cnt = d[k]
+
+    template = string.Template(email_template)
+    content = template.substitute(username=to_user, cnt=cnt, msg_url=url)
+    send_mail(subject, content, settings.DEFAULT_FROM_EMAIL, [to_user], \
+                   fail_silently=False)
+    
+