src/reporting/views.py

   1 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
   2 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   3 #
   4 import os.path
   5 from datetime import date
   6 from django.conf import settings
   7 from django.contrib.admin.views.decorators import staff_member_required
   8 from django.db.models import Count
   9 from django.shortcuts import render
  10
  11 from catalogue.models import Book, BookMedia
  12 from reporting.utils import render_to_pdf, render_to_csv, generated_file_view
  13
  14
  15 @staff_member_required
  16 def stats_page(request):
  17     media_types = BookMedia.objects.values('type').annotate(count=Count('type')).order_by('type')
  18     for mt in media_types:
  19         mt['size'] = sum(b.file.size for b in BookMedia.objects.filter(type=mt['type']).iterator())
  20         if mt['type'] in ('mp3', 'ogg'):
  21             deprecated = BookMedia.objects.filter(type=mt['type'], source_sha1=None)
  22             mt['deprecated'] = deprecated.count()
  23             mt['deprecated_files'] = deprecated.order_by('book', 'name')
  24         else:
  25             mt['deprecated'] = '-'
  26
  27     licenses = set()
  28     for b in Book.objects.all().iterator():
  29         extra_info = b.get_extra_info_json()
  30         if extra_info.get('license'):
  31             licenses.add((extra_info.get('license'), extra_info.get('license_description')))
  32
  33     return render(request, 'reporting/main.html', {
  34         'media_types': media_types,
  35         'licenses': licenses,
  36     })
  37
  38
  39 @generated_file_view('reports/katalog.pdf', 'application/pdf',
  40                      send_name=lambda: 'wolnelektury_%s.pdf' % date.today(), signals=[Book.published])
  41 def catalogue_pdf(path):
  42     books_by_author, orphans, books_by_parent = Book.book_list()
  43     render_to_pdf(path, 'reporting/catalogue.texml', {
  44         'books_by_author': books_by_author,
  45         'orphans': orphans,
  46         'books_by_parent': books_by_parent,
  47     }, {
  48         "wl-logo.png": os.path.join(settings.STATIC_ROOT, "img/logo-big.png"),
  49     })
  50
  51
  52 @generated_file_view('reports/katalog.csv', 'application/csv',
  53                      send_name=lambda: 'wolnelektury_%s.csv' % date.today(), signals=[Book.published])
  54 def catalogue_csv(path):
  55     books_by_author, orphans, books_by_parent = Book.book_list()
  56     render_to_csv(path, 'reporting/catalogue.csv', {
  57         'books_by_author': books_by_author,
  58         'orphans': orphans,
  59         'books_by_parent': books_by_parent,
  60     })