Tagging

Works on #55

fedireads/views.py

@@ -202,12 +202,25 @@ def book_page(request, book_identifier):
     # TODO: again, post privacy?
     reviews = models.Review.objects.filter(book=book)
     rating = reviews.aggregate(Avg('rating'))
+    tags = models.Tag.objects.filter(
+        book=book
+    ).values(
+        'book', 'name'
+    ).distinct().all()
+    user_tags = models.Tag.objects.filter(
+        book=book, user=request.user
+    ).values_list('name', flat=True)
+
     review_form = forms.ReviewForm()
+    tag_form = forms.TagForm()
     data = {
         'book': book,
         'reviews': reviews,
         'rating': rating['rating__avg'],
+        'tags': tags,
+        'user_tags': user_tags,
         'review_form': review_form,
+        'tag_form': tag_form,
     }
     return TemplateResponse(request, 'book.html', data)
 
@@ -276,16 +289,25 @@ def review(request):
 @login_required
 def tag(request):
     ''' tag a book '''
-    form = forms.ReviewForm(request.POST)
+    # I'm not using a form here because sometimes "name" is sent as a hidden
+    # field which doesn't validate
+    name = request.POST.get('name')
     book_identifier = request.POST.get('book')
-    if not form.is_valid():
-        return redirect('/book/%s' % book_identifier)
 
-    name = form.data.get('name')
     outgoing.handle_tag(request.user, book_identifier, name)
     return redirect('/book/%s' % book_identifier)
 
 
+@login_required
+def untag(request):
+    ''' untag a book '''
+    name = request.POST.get('name')
+    book_identifier = request.POST.get('book')
+
+    outgoing.handle_untag(request.user, book_identifier, name)
+    return redirect('/book/%s' % book_identifier)
+
+
 @login_required
 def comment(request):
     ''' respond to a book review '''