X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/d1d6ea8ed2889f871b6d89d4fae6021f286f921a..ca8f4e8fef80cb603117ed579da8554f503698e5:/src/reporting/views.py

diff --git a/src/reporting/views.py b/src/reporting/views.py
index cc1bf7ee5..553371efe 100644
--- a/src/reporting/views.py
+++ b/src/reporting/views.py
@@ -1,6 +1,5 @@
-# -*- coding: utf-8 -*-
-# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+# This file is part of Wolne Lektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
 #
 import os.path
 from datetime import date
@@ -9,7 +8,7 @@ from django.contrib.admin.views.decorators import staff_member_required
 from django.db.models import Count
 from django.shortcuts import render
 
-from catalogue.models import Book, BookMedia
+from catalogue.models import Book, BookMedia, Tag
 from reporting.utils import render_to_pdf, render_to_csv, generated_file_view
 
 
@@ -25,13 +24,49 @@ def stats_page(request):
         else:
             mt['deprecated'] = '-'
 
-    licenses = set(
-        (b.extra_info.get('license'), b.extra_info.get('license_description'))
-        for b in Book.objects.all().iterator() if b.extra_info.get('license'))
+    licenses = set()
+    for b in Book.objects.all().iterator():
+        extra_info = b.get_extra_info_json()
+        if extra_info.get('license'):
+            licenses.add((extra_info.get('license'), extra_info.get('license_description')))
 
+    etags = []
+    all_books = Book.objects.all()
+    all_books_count = all_books.count()
+    noparent_books = Book.objects.filter(children=None)
+    noparent_books_count = noparent_books.count()
+    for field in Book._meta.fields:
+        if not getattr(field, 'with_etag', None): continue
+        etag = field.get_current_etag()
+        d = {
+            'field': field.name,
+            'etag': etag,
+        }
+        if field.for_parents:
+            books = all_books
+            n_books = all_books_count
+        else:
+            books = noparent_books
+            n_books = noparent_books_count
+        tags = books.values_list(field.etag_field.name).order_by(
+            '-' + field.etag_field.name).distinct().annotate(c=Count('*'))
+        d['tags'] = [
+            {
+                'tag': t[0],
+                'count': t[1],
+                'perc': round(100 * t[1] / n_books, 2)
+            }
+            for t in tags
+        ]
+        etags.append(d)
+
+    unused_tags = Tag.objects.exclude(category='set').filter(items=None, book=None)
+        
     return render(request, 'reporting/main.html', {
         'media_types': media_types,
         'licenses': licenses,
+        'etags': etags,
+        'unused_tags': unused_tags,
     })