license states reminder tasks

project/customer/models.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 import os
-from datetime import datetime
+from datetime import datetime, timedelta
 
 from PIL import Image
 from pytils import numeral
@@ -358,7 +358,7 @@ class License(models.Model):
     status = models.IntegerField(verbose_name=u'статус лицензии', 
             choices=consts.LICENSE_STATUSES, default=0)
     order_date = models.DateField(verbose_name=u'дата заказа', auto_now_add=True)
-    paid_date = models.DateField(verbose_name=u'дата оплаты', null=True)
+    paid_date = models.DateField(verbose_name=u'дата оплаты', null=True, blank=True)
     pay_sum= models.IntegerField(verbose_name=u'сумма оплаты')
     deleted = models.BooleanField(u'удалено', default=False)
 
@@ -378,12 +378,15 @@ class License(models.Model):
     def save(self, *args, **kwargs):
         if not self.__prev_date and self.paid_date:
             max_date_license = License.objects.filter(user=self.user).aggregate(Max('date_to'))['date_to__max']
+            today = datetime.now().date()
+            if max_date_license < today:
+                max_date_license = today - timedelta(1)
             self.date_from = max_date_license + relativedelta(days=1)
             self.date_to = self.date_from + relativedelta(months=self.term, days=-1)
             self.user.profile.active = True
             self.user.profile.save()
             self.status = 1
-            utils.check_one_profile(self.user.profile, License, datetime.now())
+            utils.check_one_profile(self.user.profile, License, datetime.now(), manual=True)
 
         super(License, self).save(*args, **kwargs)
 

project/customer/tasks.py

@@ -2,25 +2,20 @@
 from __future__ import absolute_import
 from datetime import datetime, timedelta
 
-from django.conf import settings
-
 from celery import shared_task
 from .models import License, UserProfile
 from .utils import check_one_profile
 
 
-SUPPORT_EMAIL = getattr(settings, 'SUPPORT_EMAIL', '')
-
-
 @shared_task
 def check_license():
     profiles = UserProfile.objects.all()
-    now = datetime.now()
+    now = datetime.today()
 
-    licenses = License.objects.filter(date_to__lt=now, status__in=[-1, 2], deleted=False)
-    licenses.update(status=3)
+    #licenses = License.objects.filter(date_to__lt=now, status__in=[-1, 2], deleted=False)
+    #licenses.update(status=3)
 
-    licenses = License.objects.filter(order_date__lt=now - timedelta(10), status=0, deleted=False)
+    licenses = License.objects.filter(order_date__lte=now - timedelta(10), status=0, deleted=False)
     licenses.update(status=4)
 
     for profile in profiles:

project/customer/utils.py

@@ -1,23 +1,44 @@
 # -*- coding: utf-8 -*-
 from datetime import timedelta
+
+from django.conf import settings
 from django.core.mail import EmailMessage
 from django.template.loader import render_to_string
 
 
-def check_one_profile(profile, License, now):
+SUPPORT_EMAIL = getattr(settings, 'SUPPORT_EMAIL', '')
+
+
+def check_one_profile(profile, License, now, manual=False):
     profile_is_active = profile.active
     licenses = License.objects.filter(user=profile.user, date_from__lte=now, date_to__gte=now, status__in=[-1, 1, 2], deleted=False)
+    licenses.filter(status=1).update(status=2)
+
     if licenses:
         profile.active = True
     else:
         profile.active = False
     profile.save()
-    licenses.filter(status=1).update(status=2)
 
-    licenses = License.objects.filter(user=profile.user, date_to__lt=now, status=2, deleted=False)
-    licenses.update(status=3)
+    if profile.active and not profile_is_active:
+        template_name = 'myauth/license_activated.txt'
+        subject = u'Документор: Профиль активирован'
+        dict_context = {'user_email': licenses[0].user, 
+                        'support_email': SUPPORT_EMAIL, 
+                        'license_starts': licenses[0].date_from,
+                        'license_ends': licenses[0].date_to,
+                        }
+        email_body = render_to_string(template_name, dict_context)
+        email = EmailMessage(subject=subject, to=(licenses[0].user.email,), body=email_body)
+        email.send()
+
+    licenses_remain = License.objects.filter(user=profile.user, date_from__gt=now + timedelta(1), status=1, deleted=False)
     licenses_to_pay = License.objects.filter(user=profile.user, status=0, deleted=False)
 
+    if not licenses_remain and not manual:
+        licenses = License.objects.filter(user=profile.user, date_to__lt=now, status__in=[-1, 2], deleted=False)
+        licenses.update(status=3)
+
         if licenses:
             template_name = 'myauth/license_ended.txt'
             subject = u'Документор: срок действия лицензии окончен'
@@ -31,10 +52,8 @@ def check_one_profile(profile, License, now):
             email.send()
 
         licenses = License.objects.filter(user=profile.user, date_to=now + timedelta(1), status__in=[-1, 2], deleted=False)
-    licenses_remain = License.objects.filter(user=profile.user, date_from__gt=now + timedelta(1), status=1, deleted=False)
-    licenses_to_pay = License.objects.filter(user=profile.user, status=0, deleted=False)
 
-    if licenses and not licenses_remain:
+        if licenses:
             template_name = 'myauth/license_ends.txt'
             subject = u'Документор: окончание срока действия лицензии'
             dict_context = {'user_email': licenses[0].user, 
@@ -46,4 +65,17 @@ def check_one_profile(profile, License, now):
             email = EmailMessage(subject=subject, to=(licenses[0].user.email,), body=email_body)
             email.send()
         
+    if not manual:
+
+        licenses = License.objects.filter(user=profile.user, order_date=now - timedelta(9), status=0, deleted=False)
+
+        if licenses:
+            template_name = 'myauth/license_to_pay.txt'
+            subject = u'Документор: есть неоплаченные счета'
+            dict_context = {'user_email': licenses[0].user, 
+                            'support_email': SUPPORT_EMAIL, 
+                            }
+            email_body = render_to_string(template_name, dict_context)
+            email = EmailMessage(subject=subject, to=(licenses[0].user.email,), body=email_body)
+            email.send()
 

project/settings.py

@@ -255,7 +255,7 @@ from datetime import timedelta
 CELERYBEAT_SCHEDULE = {
     'check-license': {
         'task': 'project.customer.tasks.check_license',
-        'schedule': timedelta(hours=1),
+        'schedule': timedelta(days=1),
     },
 }
 

project/templates/myauth/license_activated.txt

@@ -0,0 +1,9 @@
+Здравствуйте!
+
+
+Ваш профиль на сайте Документор (http://www.dokumentor.ru) был активирован. 
+Срок действия лицензии с {{ license_starts }} по {{ license_ends }}.
+
+Это письмо написано роботом. Отвечать на него не нужно.
+
+Связаться со службой поддержки сайта Документор Вы можете по адресу {{ support_email }}

project/templates/myauth/license_to_pay.txt

@@ -0,0 +1,8 @@
+Здравствуйте!
+
+У вас есть неоплаченный счёт, который можно оплатить до завтра. Через 1 день этот счёт оплатить будет невозможно.
+
+Это письмо написано роботом. Отвечать на него не нужно.
+
+
+Связаться со службой поддержки сайта Документор Вы можете по адресу {{ support_email }}