add 'delete etherpad cookie', optimize the 'checkPadExists' function

fet2020/posts/models.py

@@ -6,7 +6,7 @@ from django.utils import timezone
 from django.utils.text import slugify
 from django.utils.translation import gettext_lazy as _
 from taggit.managers import TaggableManager
-from documents import ep
+from documents.api import getPadHTML, setPadHTML, createPadifNotExists
 
 from .managers import (
     PostManager, ArticleManager, NewsManager, AllEventManager, EventManager, FetMeetingManager
@@ -102,13 +102,14 @@ class Post(models.Model):
     def agenda_html(self):
         if not self.agenda_key:
             return None
-        h = ep.getPadHTML(self.agenda_key)
-        return h
+
+        html = getPadHTML(self.agenda_key)
+        return html
 
     @agenda_html.setter
     def agenda_html(self, value):
         request_logger.info("Accessing etherpad ...")
-        ep.setPadHTML(self.agenda_key, value)
+        setPadHTML(self.agenda_key, value)
         request_logger.info("set etherpad!")
         return value
 
@@ -259,7 +260,7 @@ class FetMeeting(Event):
 
     def __get_agenda_key(self):
         try:
-            self.agenda_key = ep.createPadifNotExists(self.slug + "-agenda")
+            self.agenda_key = createPadifNotExists(self.slug + "-agenda")
         except Exception as e:
             raise ValidationError(
                 _('Die Agenda konnte nicht erstellt werden. Error: %(error)s'),
@@ -268,7 +269,7 @@ class FetMeeting(Event):
 
     def __get_protocol_key(self):
         try:
-            self.protocol_key = ep.createPadifNotExists(self.slug + "-protocol")
+            self.protocol_key = createPadifNotExists(self.slug + "-protocol")
         except Exception as e:
             raise ValidationError(
                 _('Das Protokoll konnte nicht erstellt werden. Error: %(error)s'),