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Merge pull request #923 from SavinaRoja/584-sorting-lists

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584 sorting of lists
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Mouse Reeve 2021-04-19 14:37:50 -07:00 committed by GitHub
parent 43a785b6c5 fa75438070
commit d69ce8cbbd
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13 changed files with 2148 additions and 297 deletions
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19
bookwyrm/forms.py
View file

@ -3,7 +3,7 @@ import datetime
from collections import defaultdict
from django import forms
from django.forms import ModelForm, PasswordInput, widgets
from django.forms import ModelForm, PasswordInput, widgets, ChoiceField
from django.forms.widgets import Textarea
from django.utils import timezone
from django.utils.translation import gettext_lazy as _
@ -287,3 +287,20 @@ class ServerForm(CustomForm):
class Meta:
model = models.FederatedServer
exclude = ["remote_id"]
class SortListForm(forms.Form):
sort_by = ChoiceField(
choices=(
("order", _("List Order")),
("title", _("Book Title")),
("rating", _("Rating")),
),
label=_("Sort By"),
)
direction = ChoiceField(
choices=(
("ascending", _("Ascending")),
("descending", _("Descending")),
),
)

30
bookwyrm/migrations/0067_denullify_list_item_order.py Normal file
View file

@ -0,0 +1,30 @@
from django.db import migrations
def forwards_func(apps, schema_editor):
# Set all values for ListItem.order
BookList = apps.get_model("bookwyrm", "List")
db_alias = schema_editor.connection.alias
for book_list in BookList.objects.using(db_alias).all():
for i, item in enumerate(book_list.listitem_set.order_by("id"), 1):
item.order = i
item.save()
def reverse_func(apps, schema_editor):
# null all values for ListItem.order
BookList = apps.get_model("bookwyrm", "List")
db_alias = schema_editor.connection.alias
for book_list in BookList.objects.using(db_alias).all():
for item in book_list.listitem_set.order_by("id"):
item.order = None
item.save()
class Migration(migrations.Migration):
dependencies = [
("bookwyrm", "0066_user_deactivation_reason"),
]
operations = [migrations.RunPython(forwards_func, reverse_func)]

23
bookwyrm/migrations/0068_ordering_for_list_items.py Normal file
View file

@ -0,0 +1,23 @@
# Generated by Django 3.1.6 on 2021-04-08 16:15
import bookwyrm.models.fields
from django.db import migrations
class Migration(migrations.Migration):
dependencies = [
("bookwyrm", "0067_denullify_list_item_order"),
]
operations = [
migrations.AlterField(
model_name="listitem",
name="order",
field=bookwyrm.models.fields.IntegerField(),
),
migrations.AlterUniqueTogether(
name="listitem",
unique_together={("order", "book_list"), ("book", "book_list")},
),
]

8
bookwyrm/models/list.py
View file

@ -67,7 +67,7 @@ class ListItem(CollectionItemMixin, BookWyrmModel):
)
notes = fields.TextField(blank=True, null=True)
approved = models.BooleanField(default=True)
order = fields.IntegerField(blank=True, null=True)
order = fields.IntegerField()
endorsement = models.ManyToManyField("User", related_name="endorsers")
activity_serializer = activitypub.ListItem
@ -93,7 +93,7 @@ class ListItem(CollectionItemMixin, BookWyrmModel):
)
class Meta:
""" an opinionated constraint! you can't put a book on a list twice """
unique_together = ("book", "book_list")
# A book may only be placed into a list once, and each order in the list may be used only
# once
unique_together = (("book", "book_list"), ("order", "book_list"))
ordering = ("-created_date",)

35
bookwyrm/templates/lists/list.html
View file

@ -13,10 +13,10 @@
<div class="columns mt-3">
<section class="column is-three-quarters">
{% if not items.exists %}
{% if not items.object_list.exists %}
<p>{% trans "This list is currently empty" %}</p>
{% else %}
<ol>
<ol start="{{ items.start_index }}">
{% for item in items %}
<li class="block pb-3">
<div class="card">
@ -40,6 +40,16 @@
<input type="hidden" name="item" value="{{ item.id }}">
<button type="submit" class="button is-small is-danger">{% trans "Remove" %}</button>
</form>
</div>
<div class="card-footer has-background-white-bis">
<div>
<form name="set-position" method="post" action="{% url 'list-set-book-position' item.id %}" class="card-footer-item">
{% csrf_token %}
<label for="input-list-position" class="is-sr-only">{% trans "List position" %}</label>
<input id="input-list-position" class="input" type="number" min="1" name="position" value="{{ item.order }}">
<button type="submit" class="button is-small is-info">{% trans "List position" %}</button>
</form>
</div>
{% endif %}
</div>
</div>
@ -47,10 +57,27 @@
{% endfor %}
</ol>
{% endif %}
{% include "snippets/pagination.html" with page=items %}
</section>
{% if request.user.is_authenticated and not list.curation == 'closed' or request.user == list.user %}
<section class="column is-one-quarter content">
<h2>{% trans "Sort List" %}</h2>
<form name="sort" action="{% url 'list' list.id %}" method="GET" class="block">
<label class="label" for="id_sort_by">{% trans "Sort By" %}</label>
<div class="select is-fullwidth">
{{ sort_form.sort_by }}
</div>
<label class="label" for="id_direction">{% trans "Direction" %}</label>
<div class="select is-fullwidth">
{{ sort_form.direction }}
</div>
<div>
<button class="button is-primary is-fullwidth" type="submit">
{% trans "Sort List" %}
</button>
</div>
</form>
{% if request.user.is_authenticated and not list.curation == 'closed' or request.user == list.user %}
<h2>{% if list.curation == 'open' or request.user == list.user %}{% trans "Add Books" %}{% else %}{% trans "Suggest Books" %}{% endif %}</h2>
<form name="search" action="{% url 'list' list.id %}" method="GET" class="block">
<div class="field has-addons">
@ -93,7 +120,7 @@
</div>
{% endif %}
{% endfor %}
</section>
{% endif %}
</section>
</div>
{% endblock %}

7
bookwyrm/tests/models/test_list.py
View file

@ -51,6 +51,7 @@ class List(TestCase):
book_list=book_list,
book=self.book,
user=self.local_user,
order=1,
)
self.assertTrue(item.approved)
@ -65,7 +66,11 @@ class List(TestCase):
)
item = models.ListItem.objects.create(
book_list=book_list, book=self.book, user=self.local_user, approved=False
book_list=book_list,
book=self.book,
user=self.local_user,
approved=False,
order=1,
)
self.assertFalse(item.approved)

1
bookwyrm/tests/views/inbox/test_inbox_add.py
View file

@ -94,6 +94,7 @@ class InboxAdd(TestCase):
"type": "ListItem",
"book": self.book.remote_id,
"id": "https://bookwyrm.social/listbook/6189",
"order": 1,
},
"target": "https://bookwyrm.social/user/mouse/list/to-read",
"@context": "https://www.w3.org/ns/activitystreams",

1
bookwyrm/tests/views/inbox/test_inbox_remove.py
View file

@ -80,6 +80,7 @@ class InboxRemove(TestCase):
user=self.local_user,
book=self.book,
book_list=booklist,
order=1,
)
self.assertEqual(booklist.books.count(), 1)

283
bookwyrm/tests/views/test_list.py
View file

@ -39,6 +39,25 @@ class ListViews(TestCase):
remote_id="https://example.com/book/1",
parent_work=work,
)
work_two = models.Work.objects.create(title="Labori")
self.book_two = models.Edition.objects.create(
title="Example Edition 2",
remote_id="https://example.com/book/2",
parent_work=work_two,
)
work_three = models.Work.objects.create(title="Trabajar")
self.book_three = models.Edition.objects.create(
title="Example Edition 3",
remote_id="https://example.com/book/3",
parent_work=work_three,
)
work_four = models.Work.objects.create(title="Travailler")
self.book_four = models.Edition.objects.create(
title="Example Edition 4",
remote_id="https://example.com/book/4",
parent_work=work_four,
)
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
self.list = models.List.objects.create(
name="Test List", user=self.local_user
@ -194,6 +213,7 @@ class ListViews(TestCase):
user=self.local_user,
book=self.book,
approved=False,
order=1,
)
request = self.factory.post(
@ -208,7 +228,7 @@ class ListViews(TestCase):
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay") as mock:
view(request, self.list.id)
self.assertEqual(mock.call_count, 1)
self.assertEqual(mock.call_count, 2)
activity = json.loads(mock.call_args[0][1])
self.assertEqual(activity["type"], "Add")
self.assertEqual(activity["actor"], self.local_user.remote_id)
@ -228,6 +248,7 @@ class ListViews(TestCase):
user=self.local_user,
book=self.book,
approved=False,
order=1,
)
request = self.factory.post(
@ -268,6 +289,261 @@ class ListViews(TestCase):
self.assertEqual(item.user, self.local_user)
self.assertTrue(item.approved)
def test_add_two_books(self):
"""
Putting two books on the list. The first should have an order value of
1 and the second should have an order value of 2.
"""
request_one = self.factory.post(
"",
{
"book": self.book.id,
"list": self.list.id,
},
)
request_one.user = self.local_user
request_two = self.factory.post(
"",
{
"book": self.book_two.id,
"list": self.list.id,
},
)
request_two.user = self.local_user
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
views.list.add_book(request_one)
views.list.add_book(request_two)
items = self.list.listitem_set.order_by("order").all()
self.assertEqual(items[0].book, self.book)
self.assertEqual(items[1].book, self.book_two)
self.assertEqual(items[0].order, 1)
self.assertEqual(items[1].order, 2)
def test_add_three_books_and_remove_second(self):
"""
Put three books on a list and then remove the one in the middle. The
ordering of the list should adjust to not have a gap.
"""
request_one = self.factory.post(
"",
{
"book": self.book.id,
"list": self.list.id,
},
)
request_one.user = self.local_user
request_two = self.factory.post(
"",
{
"book": self.book_two.id,
"list": self.list.id,
},
)
request_two.user = self.local_user
request_three = self.factory.post(
"",
{
"book": self.book_three.id,
"list": self.list.id,
},
)
request_three.user = self.local_user
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
views.list.add_book(request_one)
views.list.add_book(request_two)
views.list.add_book(request_three)
items = self.list.listitem_set.order_by("order").all()
self.assertEqual(items[0].book, self.book)
self.assertEqual(items[1].book, self.book_two)
self.assertEqual(items[2].book, self.book_three)
self.assertEqual(items[0].order, 1)
self.assertEqual(items[1].order, 2)
self.assertEqual(items[2].order, 3)
remove_request = self.factory.post("", {"item": items[1].id})
remove_request.user = self.local_user
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
views.list.remove_book(remove_request, self.list.id)
items = self.list.listitem_set.order_by("order").all()
self.assertEqual(items[0].book, self.book)
self.assertEqual(items[1].book, self.book_three)
self.assertEqual(items[0].order, 1)
self.assertEqual(items[1].order, 2)
def test_adding_book_with_a_pending_book(self):
"""
When a list contains any pending books, the pending books should have
be at the end of the list by order. If a book is added while a book is
pending, its order should precede the pending books.
"""
request = self.factory.post(
"",
{
"book": self.book_three.id,
"list": self.list.id,
},
)
request.user = self.local_user
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
models.ListItem.objects.create(
book_list=self.list,
user=self.local_user,
book=self.book,
approved=True,
order=1,
)
models.ListItem.objects.create(
book_list=self.list,
user=self.rat,
book=self.book_two,
approved=False,
order=2,
)
views.list.add_book(request)
items = self.list.listitem_set.order_by("order").all()
self.assertEqual(items[0].book, self.book)
self.assertEqual(items[0].order, 1)
self.assertTrue(items[0].approved)
self.assertEqual(items[1].book, self.book_three)
self.assertEqual(items[1].order, 2)
self.assertTrue(items[1].approved)
self.assertEqual(items[2].book, self.book_two)
self.assertEqual(items[2].order, 3)
self.assertFalse(items[2].approved)
def test_approving_one_pending_book_from_multiple(self):
"""
When a list contains any pending books, the pending books should have
be at the end of the list by order. If a pending book is approved, then
its order should be at the end of the approved books and before the
remaining pending books.
"""
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
models.ListItem.objects.create(
book_list=self.list,
user=self.local_user,
book=self.book,
approved=True,
order=1,
)
models.ListItem.objects.create(
book_list=self.list,
user=self.local_user,
book=self.book_two,
approved=True,
order=2,
)
models.ListItem.objects.create(
book_list=self.list,
user=self.rat,
book=self.book_three,
approved=False,
order=3,
)
to_be_approved = models.ListItem.objects.create(
book_list=self.list,
user=self.rat,
book=self.book_four,
approved=False,
order=4,
)
view = views.Curate.as_view()
request = self.factory.post(
"",
{
"item": to_be_approved.id,
"approved": "true",
},
)
request.user = self.local_user
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
view(request, self.list.id)
items = self.list.listitem_set.order_by("order").all()
self.assertEqual(items[0].book, self.book)
self.assertEqual(items[0].order, 1)
self.assertTrue(items[0].approved)
self.assertEqual(items[1].book, self.book_two)
self.assertEqual(items[1].order, 2)
self.assertTrue(items[1].approved)
self.assertEqual(items[2].book, self.book_four)
self.assertEqual(items[2].order, 3)
self.assertTrue(items[2].approved)
self.assertEqual(items[3].book, self.book_three)
self.assertEqual(items[3].order, 4)
self.assertFalse(items[3].approved)
def test_add_three_books_and_move_last_to_first(self):
"""
Put three books on the list and move the last book to the first
position.
"""
request_one = self.factory.post(
"",
{
"book": self.book.id,
"list": self.list.id,
},
)
request_one.user = self.local_user
request_two = self.factory.post(
"",
{
"book": self.book_two.id,
"list": self.list.id,
},
)
request_two.user = self.local_user
request_three = self.factory.post(
"",
{
"book": self.book_three.id,
"list": self.list.id,
},
)
request_three.user = self.local_user
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
views.list.add_book(request_one)
views.list.add_book(request_two)
views.list.add_book(request_three)
items = self.list.listitem_set.order_by("order").all()
self.assertEqual(items[0].book, self.book)
self.assertEqual(items[1].book, self.book_two)
self.assertEqual(items[2].book, self.book_three)
self.assertEqual(items[0].order, 1)
self.assertEqual(items[1].order, 2)
self.assertEqual(items[2].order, 3)
set_position_request = self.factory.post("", {"position": 1})
set_position_request.user = self.local_user
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
views.list.set_book_position(set_position_request, items[2].id)
items = self.list.listitem_set.order_by("order").all()
self.assertEqual(items[0].book, self.book_three)
self.assertEqual(items[1].book, self.book)
self.assertEqual(items[2].book, self.book_two)
self.assertEqual(items[0].order, 1)
self.assertEqual(items[1].order, 2)
self.assertEqual(items[2].order, 3)
def test_add_book_outsider(self):
""" put a book on a list """
self.list.curation = "open"
@ -358,6 +634,7 @@ class ListViews(TestCase):
book_list=self.list,
user=self.local_user,
book=self.book,
order=1,
)
self.assertTrue(self.list.listitem_set.exists())
@ -377,9 +654,7 @@ class ListViews(TestCase):
""" take an item off a list """
with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
item = models.ListItem.objects.create(
book_list=self.list,
user=self.local_user,
book=self.book,
book_list=self.list, user=self.local_user, book=self.book, order=1
)
self.assertTrue(self.list.listitem_set.exists())
request = self.factory.post(

5
bookwyrm/urls.py
View file

@ -184,6 +184,11 @@ urlpatterns = [
views.list.remove_book,
name="list-remove-book",
),
re_path(
r"^list-item/(?P<list_item_id>\d+)/set-position$",
views.list.set_book_position,
name="list-set-book-position",
),
re_path(
r"^list/(?P<list_id>\d+)/curate/?$", views.Curate.as_view(), name="list-curate"
),

193
bookwyrm/views/list.py
View file

@ -1,9 +1,12 @@
""" book list views"""
from typing import Optional
from django.contrib.auth.decorators import login_required
from django.core.paginator import Paginator
from django.db import IntegrityError
from django.db.models import Count, Q
from django.http import HttpResponseNotFound, HttpResponseBadRequest
from django.db import IntegrityError, transaction
from django.db.models import Avg, Count, Q, Max
from django.db.models.functions import Coalesce
from django.http import HttpResponseNotFound, HttpResponseBadRequest, HttpResponse
from django.shortcuts import get_object_or_404, redirect
from django.template.response import TemplateResponse
from django.utils.decorators import method_decorator
@ -16,6 +19,7 @@ from bookwyrm.connectors import connector_manager
from .helpers import is_api_request, privacy_filter
from .helpers import get_user_from_username
# pylint: disable=no-self-use
class Lists(View):
""" book list page """
@ -35,7 +39,6 @@ class Lists(View):
.filter(item_count__gt=0)
.order_by("-updated_date")
.distinct()
.all()
)
lists = privacy_filter(
@ -100,6 +103,47 @@ class List(View):
query = request.GET.get("q")
suggestions = None
# sort_by shall be "order" unless a valid alternative is given
sort_by = request.GET.get("sort_by", "order")
if sort_by not in ("order", "title", "rating"):
sort_by = "order"
# direction shall be "ascending" unless a valid alternative is given
direction = request.GET.get("direction", "ascending")
if direction not in ("ascending", "descending"):
direction = "ascending"
page = request.GET.get("page", 1)
internal_sort_by = {
"order": "order",
"title": "book__title",
"rating": "average_rating",
}
directional_sort_by = internal_sort_by[sort_by]
if direction == "descending":
directional_sort_by = "-" + directional_sort_by
if sort_by == "order":
items = book_list.listitem_set.filter(approved=True).order_by(
directional_sort_by
)
elif sort_by == "title":
items = book_list.listitem_set.filter(approved=True).order_by(
directional_sort_by
)
elif sort_by == "rating":
items = (
book_list.listitem_set.annotate(
average_rating=Avg(Coalesce("book__review__rating", 0))
)
.filter(approved=True)
.order_by(directional_sort_by)
)
paginated = Paginator(items, 12)
if query and request.user.is_authenticated:
# search for books
suggestions = connector_manager.local_search(query, raw=True)
@ -119,11 +163,14 @@ class List(View):
data = {
"list": book_list,
"items": book_list.listitem_set.filter(approved=True),
"items": paginated.get_page(page),
"pending_count": book_list.listitem_set.filter(approved=False).count(),
"suggested_books": suggestions,
"list_form": forms.ListForm(instance=book_list),
"query": query or "",
"sort_form": forms.SortListForm(
{"direction": direction, "sort_by": sort_by}
),
}
return TemplateResponse(request, "lists/list.html", data)
@ -165,10 +212,21 @@ class Curate(View):
suggestion = get_object_or_404(models.ListItem, id=request.POST.get("item"))
approved = request.POST.get("approved") == "true"
if approved:
# update the book and set it to be the last in the order of approved books, before any pending books
suggestion.approved = True
order_max = (
book_list.listitem_set.filter(approved=True).aggregate(Max("order"))[
"order__max"
]
or 0
) + 1
suggestion.order = order_max
increment_order_in_reverse(book_list.id, order_max)
suggestion.save()
else:
deleted_order = suggestion.order
suggestion.delete(broadcast=False)
normalize_book_list_ordering(book_list.id, start=deleted_order)
return redirect("list-curate", book_list.id)
@ -183,19 +241,30 @@ def add_book(request):
# do you have permission to add to the list?
try:
if request.user == book_list.user or book_list.curation == "open":
# go ahead and add it
# add the book at the latest order of approved books, before any pending books
order_max = (
book_list.listitem_set.filter(approved=True).aggregate(Max("order"))[
"order__max"
]
) or 0
increment_order_in_reverse(book_list.id, order_max + 1)
models.ListItem.objects.create(
book=book,
book_list=book_list,
user=request.user,
order=order_max + 1,
)
elif book_list.curation == "curated":
# make a pending entry
# make a pending entry at the end of the list
order_max = (
book_list.listitem_set.aggregate(Max("order"))["order__max"]
) or 0
models.ListItem.objects.create(
approved=False,
book=book,
book_list=book_list,
user=request.user,
order=order_max + 1,
)
else:
# you can't add to this list, what were you THINKING
@ -209,12 +278,110 @@ def add_book(request):
@require_POST
def remove_book(request, list_id):
""" put a book on a list """
book_list = get_object_or_404(models.List, id=list_id)
item = get_object_or_404(models.ListItem, id=request.POST.get("item"))
""" remove a book from a list """
with transaction.atomic():
book_list = get_object_or_404(models.List, id=list_id)
item = get_object_or_404(models.ListItem, id=request.POST.get("item"))
if not book_list.user == request.user and not item.user == request.user:
return HttpResponseNotFound()
if not book_list.user == request.user and not item.user == request.user:
return HttpResponseNotFound()
item.delete()
deleted_order = item.order
item.delete()
normalize_book_list_ordering(book_list.id, start=deleted_order)
return redirect("list", list_id)
@require_POST
def set_book_position(request, list_item_id):
"""
Action for when the list user manually specifies a list position, takes
special care with the unique ordering per list.
"""
with transaction.atomic():
list_item = get_object_or_404(models.ListItem, id=list_item_id)
try:
int_position = int(request.POST.get("position"))
except ValueError:
return HttpResponseBadRequest(
"bad value for position. should be an integer"
)
if int_position < 1:
return HttpResponseBadRequest("position cannot be less than 1")
book_list = list_item.book_list
# the max position to which a book may be set is the highest order for
# books which are approved
order_max = book_list.listitem_set.filter(approved=True).aggregate(
Max("order")
)["order__max"]
if int_position > order_max:
int_position = order_max
if request.user not in (book_list.user, list_item.user):
return HttpResponseNotFound()
original_order = list_item.order
if original_order == int_position:
return HttpResponse(status=204)
elif original_order > int_position:
list_item.order = -1
list_item.save()
increment_order_in_reverse(book_list.id, int_position, original_order)
else:
list_item.order = -1
list_item.save()
decrement_order(book_list.id, original_order, int_position)
list_item.order = int_position
list_item.save()
return redirect("list", book_list.id)
@transaction.atomic
def increment_order_in_reverse(
book_list_id: int, start: int, end: Optional[int] = None
):
try:
book_list = models.List.objects.get(id=book_list_id)
except models.List.DoesNotExist:
return
items = book_list.listitem_set.filter(order__gte=start)
if end is not None:
items = items.filter(order__lt=end)
items = items.order_by("-order")
for item in items:
item.order += 1
item.save()
@transaction.atomic
def decrement_order(book_list_id, start, end):
try:
book_list = models.List.objects.get(id=book_list_id)
except models.List.DoesNotExist:
return
items = book_list.listitem_set.filter(order__gt=start, order__lte=end).order_by(
"order"
)
for item in items:
item.order -= 1
item.save()
@transaction.atomic
def normalize_book_list_ordering(book_list_id, start=0, add_offset=0):
try:
book_list = models.List.objects.get(id=book_list_id)
except models.List.DoesNotExist:
return HttpResponseNotFound()
items = book_list.listitem_set.filter(order__gt=start).order_by("order")
for i, item in enumerate(items, start):
effective_order = i + add_offset
if item.order != effective_order:
item.order = effective_order
item.save()

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