logs view adds paging ability

settings.LOGS_PER_PAGE controls logs count per page

logs/views.py

@@ -2,6 +2,7 @@ from django.shortcuts import render
 from django.http import HttpResponseRedirect
 from django.core.urlresolvers import reverse
 from logs.models import Logs
+from django.conf import settings
 
 
 def addlogmsg(user, instance, message):
@@ -13,7 +14,7 @@ def addlogmsg(user, instance, message):
     add_log_msg.save()
 
 
-def showlogs(request):
+def showlogs(request, page=1):
     """
     :param request:
     :return:
@@ -25,6 +26,11 @@ def showlogs(request):
     if not request.user.is_superuser:
         return HttpResponseRedirect(reverse('index'))
 
-    logs = Logs.objects.all()
+    page = int(page)
+    limit_from = (page-1)*settings.LOGS_PER_PAGE
+    limit_to = page*settings.LOGS_PER_PAGE
+    logs = Logs.objects.all().order_by('-date')[limit_from:limit_to+1]
+    has_next_page = logs.count() > settings.LOGS_PER_PAGE
+    # TODO: remove last element from queryset, but do not affect database
 
     return render(request, 'showlogs.html', locals())