src/social/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 from django.shortcuts import render, get_object_or_404, redirect
   5 from django.http import HttpResponseForbidden, JsonResponse
   6 from django.contrib.auth.decorators import login_required
   7 from django.views.decorators.cache import never_cache
   8 from django.views.decorators.http import require_POST
   9 from django.views.generic.edit import FormView
  10
  11 from ajaxable.utils import AjaxableFormView
  12
  13 from catalogue.models import Book, Tag
  14 import catalogue.models.tag
  15 from social import forms
  16 from wolnelektury.utils import is_ajax
  17
  18
  19 # ====================
  20 # = Shelf management =
  21 # ====================
  22
  23
  24 @require_POST
  25 def like_book(request, slug):
  26     if not request.user.is_authenticated:
  27         return HttpResponseForbidden('Login required.')
  28     book = get_object_or_404(Book, slug=slug)
  29
  30     book.like(request.user)
  31
  32     if is_ajax(request):
  33         return JsonResponse({"success": True, "msg": "ok", "like": True})
  34     else:
  35         return redirect(book)
  36
  37
  38 class AddSetView(FormView):
  39     form_class = forms.AddSetForm
  40     template_name = 'forms/form_detail.html'
  41
  42     def form_valid(self, form):
  43         book, tag = form.save(self.request.user)
  44
  45         if is_ajax(self.request):
  46             return JsonResponse(get_sets_for_book_ids([book.id], self.request.user))
  47         else:
  48             return redirect(book)
  49
  50
  51 class RemoveSetView(AddSetView):
  52     form_class = forms.RemoveSetForm
  53
  54
  55 @require_POST
  56 def unlike_book(request, slug):
  57     if not request.user.is_authenticated:
  58         return HttpResponseForbidden('Login required.')
  59     book = get_object_or_404(Book, slug=slug)
  60
  61     book.unlike(request.user)
  62
  63     if is_ajax(request):
  64         return JsonResponse({"success": True, "msg": "ok", "like": False})
  65     else:
  66         return redirect(book)
  67
  68
  69 @login_required
  70 def my_shelf(request):
  71     if request.EXPERIMENTS['layout'].value:
  72         template_name = 'social/2022/my_shelf.html'
  73     else:
  74         template_name = 'social/my_shelf.html'
  75     return render(request, template_name, {
  76         'books': Book.tagged.with_any(request.user.tag_set.all())
  77     })
  78
  79
  80 def get_sets_for_book_ids(book_ids, user):
  81     data = {}
  82     tagged = catalogue.models.tag.TagRelation.objects.filter(
  83         tag__user=user,
  84         #content_type= # for books,
  85         object_id__in=book_ids
  86     ).order_by('tag__sort_key')
  87     for t in tagged:
  88         # related?
  89         item = data.setdefault(t.object_id, [])
  90         if t.tag.name:
  91             item.append({
  92                 "slug": t.tag.slug,
  93                 "url": t.tag.get_absolute_url(),
  94                 "name": t.tag.name,
  95             })
  96     for b in book_ids:
  97         if b not in data:
  98             data[b] = None
  99     return data
 100
 101
 102
 103
 104 @never_cache
 105 def my_liked(request):
 106     if not request.user.is_authenticated:
 107         return JsonResponse({})
 108     try:
 109         ids = [int(x) for x in request.GET.get('ids', '').split(',')]
 110     except:
 111         return JsonResponse({})
 112     return JsonResponse(get_sets_for_book_ids(ids, request.user))
 113
 114
 115 @never_cache
 116 @login_required
 117 def my_tags(request):
 118     term = request.GET.get('term', '')
 119     tags =             Tag.objects.filter(user=request.user).order_by('sort_key')
 120     if term:
 121         tags = tags.filter(name__icontains=term)
 122     return JsonResponse(
 123         [
 124             t.name for t in tags
 125         ], safe=False
 126     )
 127
 128
 129 class ObjectSetsFormView(AjaxableFormView):
 130     form_class = forms.ObjectSetsForm
 131     placeholdize = True
 132     template = 'social/sets_form.html'
 133     ajax_redirect = True
 134     POST_login = True
 135
 136     def get_object(self, request, slug):
 137         return get_object_or_404(Book, slug=slug)
 138
 139     def context_description(self, request, obj):
 140         return obj.pretty_title()
 141
 142     def form_args(self, request, obj):
 143         return (obj, request.user), {}