2 from urllib.request import urlopen
 
   3 from django.apps import apps
 
   4 from django.conf import settings
 
   5 from django.db import models
 
   8 class Visits(models.Model):
 
   9     book = models.ForeignKey('catalogue.Book', models.CASCADE)
 
  10     date = models.DateField()
 
  11     views = models.IntegerField()
 
  12     unique_views = models.IntegerField()
 
  15     def build_month(cls, year, month):
 
  16         Book = apps.get_model('catalogue', 'Book')
 
  18         date = f'{year}-{month:02d}-01'
 
  19         url = f'{settings.PIWIK_URL}?date={date}&filter_limit=-1&format=CSV&idSite={settings.PIWIK_SITE_ID}&language=pl&method=Actions.getPageUrls&module=API&period=month&segment=&token_auth={settings.PIWIK_TOKEN}&flat=1'
 
  20         data = urlopen(url).read().decode('utf-16')
 
  21         lines = data.split('\n')[1:]
 
  23             m = re.match('^/katalog/lektura/([^,]+)\.html,', line)
 
  26                 _url, uviews, views, _rest = line.split(',', 3)
 
  30                     book = Book.objects.get(slug=slug)
 
  31                 except Book.DoesNotExist:
 
  34                     cls.objects.update_or_create(
 
  36                         defaults={'views': views, 'unique_views': uviews}