Merge branch 'performances' into 'master'

Improve performances on forum and SAS

See merge request ae/Sith!235
This commit is contained in:
Antoine Bartuccio 2019-09-16 14:23:52 +02:00
commit 411c117f0f
7 changed files with 48 additions and 24 deletions

View File

@ -114,22 +114,24 @@
{% endmacro %}
{% macro paginate(page_obj, paginator) %}
{% if page_obj.has_previous() or page_obj.has_next() %}
{% if page_obj.has_previous() %}
<a href="?page={{ page_obj.previous_page_number() }}">{% trans %}Previous{% endtrans %}</a>
{% else %}
<span class="disabled">{% trans %}Previous{% endtrans %}</span>
{% endif %}
{% for i in paginator.page_range %}
{% if page_obj.number == i %}
<span class="active">{{ i }} <span class="sr-only">({% trans %}current{% endtrans %})</span></span>
{% for i in paginator.page_range %}
{% if page_obj.number == i %}
<span class="active">{{ i }} <span class="sr-only">({% trans %}current{% endtrans %})</span></span>
{% else %}
<a href="?page={{ i }}">{{ i }}</a>
{% endif %}
{% endfor %}
{% if page_obj.has_next() %}
<a href="?page={{ page_obj.next_page_number() }}">{% trans %}Next{% endtrans %}</a>
{% else %}
<a href="?page={{ i }}">{{ i }}</a>
<span class="disabled">{% trans %}Next{% endtrans %}</span>
{% endif %}
{% endfor %}
{% if page_obj.has_next() %}
<a href="?page={{ page_obj.next_page_number() }}">{% trans %}Next{% endtrans %}</a>
{% else %}
<span class="disabled">{% trans %}Next{% endtrans %}</span>
{% endif %}
{% endmacro %}

View File

@ -23,7 +23,7 @@
#
# This file contains all the views that concern the page model
from django.shortcuts import redirect
from django.shortcuts import redirect, get_object_or_404
from django.views.generic import ListView, DetailView, TemplateView
from django.views.generic.edit import UpdateView, FormMixin, DeleteView
from django.views.generic.detail import SingleObjectMixin
@ -51,9 +51,7 @@ def send_file(request, file_id, file_class=SithFile, file_attr="file"):
memory at once. The FileWrapper will turn the file object into an
iterator for chunks of 8KB.
"""
f = file_class.objects.filter(id=file_id).first()
if f is None or not f.file:
return not_found(request)
f = get_object_or_404(file_class, id=file_id)
if not (
can_view(f, request.user)
or (

View File

@ -280,7 +280,7 @@ class ForumTopicSubscribeView(CanViewMixin, SingleObjectMixin, RedirectView):
def get(self, request, *args, **kwargs):
self.object = self.get_object()
if request.user in self.object.subscribed_users.all():
if self.object.subscribed_users.filter(id=request.user.id).exists():
self.object.subscribed_users.remove(request.user)
else:
self.object.subscribed_users.add(request.user)

View File

@ -24,6 +24,7 @@
from django.db import models
from django.core.urlresolvers import reverse
from django.core.cache import cache
from django.conf import settings
from django.utils.translation import ugettext_lazy as _
from django.utils import timezone
@ -71,16 +72,19 @@ class Picture(SithFile):
return False
def can_be_edited_by(self, user):
# file = SithFile.objects.filter(id=self.id).first()
return user.is_in_group(
settings.SITH_GROUP_SAS_ADMIN_ID
) # or user.can_edit(file)
return user.is_in_group(settings.SITH_GROUP_SAS_ADMIN_ID)
def can_be_viewed_by(self, user):
# file = SithFile.objects.filter(id=self.id).first()
return self.can_be_edited_by(user) or (
self.is_in_sas and self.is_moderated and user.was_subscribed
) # or user.can_view(file)
# SAS pictures are visible to old subscribers
# Result is cached 4s for this user
if user.is_anonymous:
return False
perm = cache.get("%d_can_view_pictures" % (user.id), False)
if perm:
return perm
perm = self.is_in_sas and self.is_moderated and user.was_subscribed
cache.set("%d_can_view_pictures" % (user.id), perm, timeout=4)
return perm
def get_download_url(self):
return reverse("sas:download", kwargs={"picture_id": self.id})

View File

@ -1,4 +1,5 @@
{% extends "core/base.jinja" %}
{% from "core/macros.jinja" import paginate %}
{% block title %}
{% trans %}SAS{% endtrans %}
@ -62,7 +63,7 @@
{% endfor %}
</div>
<div>
{% for p in album.children_pictures.order_by('id') %}
{% for p in pictures %}
<div style="display: inline-block;">
{% if edit_mode %}
<input type="checkbox" name="file_list" value="{{ p.id }}">
@ -77,6 +78,8 @@
</div>
{% endfor %}
</div>
<br>
{{ paginate(pictures, paginator) }}
{% if edit_mode %}
</form>
{% endif %}

View File

@ -23,7 +23,7 @@
#
from django.shortcuts import redirect
from django.http import HttpResponse
from django.http import HttpResponse, Http404
from django.core.urlresolvers import reverse_lazy, reverse
from core.views.forms import SelectDate
from django.views.generic import DetailView, TemplateView
@ -32,6 +32,7 @@ from django.utils.translation import ugettext_lazy as _
from django.conf import settings
from django import forms
from django.core.exceptions import PermissionDenied
from django.core.paginator import Paginator, InvalidPage
from ajax_select import make_ajax_field
from ajax_select.fields import AutoCompleteSelectMultipleField
@ -252,6 +253,14 @@ class AlbumView(CanViewMixin, DetailView, FormMixin):
form_class = SASForm
pk_url_kwarg = "album_id"
template_name = "sas/album.jinja"
paginate_by = settings.SITH_SAS_IMAGES_PER_PAGE
def dispatch(self, request, *args, **kwargs):
try:
self.asked_page = int(request.GET.get("page", 1))
except ValueError:
raise Http404
return super(AlbumView, self).dispatch(request, *args, **kwargs)
def get(self, request, *args, **kwargs):
self.form = self.get_form()
@ -291,6 +300,13 @@ class AlbumView(CanViewMixin, DetailView, FormMixin):
def get_context_data(self, **kwargs):
kwargs = super(AlbumView, self).get_context_data(**kwargs)
kwargs["paginator"] = Paginator(
self.object.children_pictures.order_by("id"), self.paginate_by
)
try:
kwargs["pictures"] = kwargs["paginator"].page(self.asked_page)
except InvalidPage:
raise Http404
kwargs["form"] = self.form
kwargs["clipboard"] = SithFile.objects.filter(
id__in=self.request.session["clipboard"]

View File

@ -338,6 +338,7 @@ SITH_FORUM_PAGE_LENGTH = 30
# SAS variables
SITH_SAS_ROOT_DIR_ID = 4
SITH_SAS_IMAGES_PER_PAGE = 30
SITH_BOARD_SUFFIX = "-bureau"
SITH_MEMBER_SUFFIX = "-membres"