Add configuration options for pagination (#835)

bookmarks/migrations/0040_userprofile_items_per_page_and_more.py

@@ -0,0 +1,26 @@
+# Generated by Django 5.0.8 on 2024-09-18 20:11
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("bookmarks", "0039_globalsettings_enable_link_prefetch"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="userprofile",
+            name="items_per_page",
+            field=models.IntegerField(
+                default=30, validators=[django.core.validators.MinValueValidator(10)]
+            ),
+        ),
+        migrations.AddField(
+            model_name="userprofile",
+            name="sticky_pagination",
+            field=models.BooleanField(default=False),
+        ),
+    ]

bookmarks/models.py

@@ -1,12 +1,13 @@
+import binascii
 import logging
 import os
 from typing import List
 
-import binascii
 from django import forms
 from django.conf import settings
 from django.contrib.auth import get_user_model
 from django.contrib.auth.models import User
+from django.core.validators import MinValueValidator
 from django.db import models
 from django.db.models.signals import post_save, post_delete
 from django.dispatch import receiver
@@ -422,6 +423,10 @@ class UserProfile(models.Model):
     search_preferences = models.JSONField(default=dict, null=False)
     enable_automatic_html_snapshots = models.BooleanField(default=True, null=False)
     default_mark_unread = models.BooleanField(default=False, null=False)
+    items_per_page = models.IntegerField(
+        null=False, default=30, validators=[MinValueValidator(10)]
+    )
+    sticky_pagination = models.BooleanField(default=False, null=False)
 
 
 class UserProfileForm(forms.ModelForm):
@@ -450,6 +455,8 @@ class UserProfileForm(forms.ModelForm):
             "default_mark_unread",
             "custom_css",
             "auto_tagging_rules",
+            "items_per_page",
+            "sticky_pagination",
         ]
 
 

bookmarks/styles/bookmark-page.css

@@ -300,6 +300,28 @@ li[ld-bookmark-item] {
     & .page-item:first-child a {
         padding-left: 0;
     }
+
+    &.sticky {
+        position: sticky;
+        bottom: 0;
+        border-top: solid 1px var(--secondary-border-color);
+        background: var(--body-color);
+        padding-bottom: var(--unit-h);
+
+        &:before {
+            content: '';
+            position: absolute;
+            top: 0;
+            bottom: 0;
+            left: calc(-1 * calc(var(--bulk-edit-toggle-width) + var(--bulk-edit-toggle-offset)));
+            width: calc(var(--bulk-edit-toggle-width) + var(--bulk-edit-toggle-offset));
+            background: var(--body-color);
+        }
+    }
+
+    & .pagination {
+        overflow: hidden;
+    }
 }
 
 .tag-cloud {
@@ -379,6 +401,7 @@ ul.bookmark-list {
     }
 
     /* Hide section border when bulk edit bar is opened, otherwise borders overlap in dark mode due to using contrast colors */
+
     &.active section:first-of-type .content-area-header {
         border-bottom-color: transparent;
     }
@@ -389,6 +412,19 @@ ul.bookmark-list {
         overflow: visible;
     }
 
+    /* make sticky pagination expand to cover checkboxes to the left */
+
+    &.active .bookmark-pagination.sticky:before {
+        content: '';
+        position: absolute;
+        top: -1px;
+        bottom: 0;
+        left: calc(-1 * calc(var(--bulk-edit-toggle-width) + var(--bulk-edit-toggle-offset)));
+        width: calc(var(--bulk-edit-toggle-width) + var(--bulk-edit-toggle-offset));
+        background: var(--body-color);
+        border-top: solid 1px var(--secondary-border-color);
+    }
+
     /* All checkbox */
 
     & .form-checkbox.bulk-edit-checkbox.all {

bookmarks/templates/bookmarks/bookmark_list.html

@@ -149,7 +149,7 @@
     {% endfor %}
   </ul>
 
-  <div class="bookmark-pagination">
+  <div class="bookmark-pagination{% if request.user_profile.sticky_pagination %} sticky{% endif %}">
     {% pagination bookmark_list.bookmarks_page %}
   </div>
 {% endif %}

bookmarks/templates/settings/general.html

@@ -101,6 +101,29 @@
             Whether to open bookmarks a new page or in the same page.
           </div>
         </div>
+        <div class="form-group{% if form.items_per_page.errors %} has-error{% endif %}">
+          <label for="{{ form.items_per_page.id_for_label }}" class="form-label">Items per page</label>
+          {{ form.items_per_page|add_class:"form-input width-25 width-sm-100"|attr:"min:10" }}
+          {% if form.items_per_page.errors %}
+            <div class="form-input-hint is-error">
+              {{ form.items_per_page.errors }}
+            </div>
+          {% else %}
+          {% endif %}
+          <div class="form-input-hint">
+            The number of bookmarks to display per page.
+          </div>
+        </div>
+        <div class="form-group">
+          <label for="{{ form.sticky_pagination.id_for_label }}" class="form-checkbox">
+            {{ form.sticky_pagination }}
+            <i class="form-icon"></i> Sticky pagination
+          </label>
+          <div class="form-input-hint">
+            When enabled, the pagination controls will stick to the bottom of the screen, so that they are always
+            visible without having to scroll to the end of the page first.
+          </div>
+        </div>
         <div class="form-group">
           <label for="{{ form.tag_search.id_for_label }}" class="form-label">Tag search</label>
           {{ form.tag_search|add_class:"form-select width-25 width-sm-100" }}

bookmarks/tests/test_bookmarks_list_template.py

@@ -955,3 +955,37 @@ class BookmarkListTemplateTest(TestCase, BookmarkFactoryMixin, HtmlTestMixin):
         self.assertInHTML(
             '<p class="empty-title h5">You have no bookmarks yet</p>', html
         )
+
+    def test_pagination_is_not_sticky_by_default(self):
+        self.setup_bookmark()
+        html = self.render_template()
+
+        self.assertIn('<div class="bookmark-pagination">', html)
+
+    def test_pagination_is_sticky_when_enabled_in_profile(self):
+        self.setup_bookmark()
+        profile = self.get_or_create_test_user().profile
+        profile.sticky_pagination = True
+        profile.save()
+        html = self.render_template()
+
+        self.assertIn('<div class="bookmark-pagination sticky">', html)
+
+    def test_items_per_page_is_30_by_default(self):
+        self.setup_numbered_bookmarks(50)
+        html = self.render_template()
+
+        soup = self.make_soup(html)
+        bookmarks = soup.select("li[ld-bookmark-item]")
+        self.assertEqual(30, len(bookmarks))
+
+    def test_items_per_page_is_configurable(self):
+        self.setup_numbered_bookmarks(50)
+        profile = self.get_or_create_test_user().profile
+        profile.items_per_page = 10
+        profile.save()
+        html = self.render_template()
+
+        soup = self.make_soup(html)
+        bookmarks = soup.select("li[ld-bookmark-item]")
+        self.assertEqual(10, len(bookmarks))

bookmarks/tests/test_settings_general_view.py

@@ -43,6 +43,8 @@ class SettingsGeneralViewTestCase(TestCase, BookmarkFactoryMixin):
             "permanent_notes": False,
             "custom_css": "",
             "auto_tagging_rules": "",
+            "items_per_page": "30",
+            "sticky_pagination": False,
         }
 
         return {**form_data, **overrides}
@@ -111,6 +113,8 @@ class SettingsGeneralViewTestCase(TestCase, BookmarkFactoryMixin):
             "default_mark_unread": True,
             "custom_css": "body { background-color: #000; }",
             "auto_tagging_rules": "example.com tag",
+            "items_per_page": "10",
+            "sticky_pagination": True,
         }
         response = self.client.post(
             reverse("bookmarks:settings.update"), form_data, follow=True
@@ -182,6 +186,13 @@ class SettingsGeneralViewTestCase(TestCase, BookmarkFactoryMixin):
         self.assertEqual(
             self.user.profile.auto_tagging_rules, form_data["auto_tagging_rules"]
         )
+        self.assertEqual(
+            self.user.profile.items_per_page, int(form_data["items_per_page"])
+        )
+        self.assertEqual(
+            self.user.profile.sticky_pagination, form_data["sticky_pagination"]
+        )
+
         self.assertSuccessMessage(html, "Profile updated")
 
     def test_update_profile_should_not_be_called_without_respective_form_action(self):

bookmarks/views/bookmarks.py

@@ -38,8 +38,6 @@ from bookmarks.services.bookmarks import (
 from bookmarks.utils import get_safe_return_url
 from bookmarks.views import contexts, partials, turbo
 
-_default_page_size = 30
-
 
 @login_required
 def index(request):

bookmarks/views/contexts.py

@@ -21,7 +21,6 @@ from bookmarks.models import (
 )
 from bookmarks.services.wayback import generate_fallback_webarchive_url
 
-DEFAULT_PAGE_SIZE = 30
 CJK_RE = re.compile(r"[\u4e00-\u9fff]+")
 
 
@@ -181,7 +180,7 @@ class BookmarkListContext:
 
         query_set = request_context.get_bookmark_query_set(self.search)
         page_number = request.GET.get("page")
-        paginator = Paginator(query_set, DEFAULT_PAGE_SIZE)
+        paginator = Paginator(query_set, user_profile.items_per_page)
         bookmarks_page = paginator.get_page(page_number)
         # Prefetch related objects, this avoids n+1 queries when accessing fields in templates
         models.prefetch_related_objects(bookmarks_page.object_list, "owner", "tags")

bookmarks/views/settings.py

@@ -28,7 +28,7 @@ logger = logging.getLogger(__name__)
 
 
 @login_required
-def general(request):
+def general(request, status=200, context_overrides=None):
     enable_refresh_favicons = django_settings.LD_ENABLE_REFRESH_FAVICONS
     has_snapshot_support = django_settings.LD_ENABLE_SNAPSHOTS
     success_message = _find_message_with_tag(
@@ -44,6 +44,9 @@ def general(request):
     if request.user.is_superuser:
         global_settings_form = GlobalSettingsForm(instance=GlobalSettings.get())
 
+    if context_overrides is None:
+        context_overrides = {}
+
     return render(
         request,
         "settings/general.html",
@@ -55,7 +58,9 @@ def general(request):
             "success_message": success_message,
             "error_message": error_message,
             "version_info": version_info,
+            **context_overrides,
         },
+        status=status,
     )
 
 
@@ -63,8 +68,7 @@ def general(request):
 def update(request):
     if request.method == "POST":
         if "update_profile" in request.POST:
-            update_profile(request)
-            messages.success(request, "Profile updated", "settings_success_message")
+            return update_profile(request)
         if "update_global_settings" in request.POST:
             update_global_settings(request)
             messages.success(
@@ -101,13 +105,22 @@ def update_profile(request):
     form = UserProfileForm(request.POST, instance=profile)
     if form.is_valid():
         form.save()
+        messages.success(request, "Profile updated", "settings_success_message")
         # Load missing favicons if the feature was just enabled
         if profile.enable_favicons and not favicons_were_enabled:
             tasks.schedule_bookmarks_without_favicons(request.user)
         # Load missing preview images if the feature was just enabled
         if profile.enable_preview_images and not previews_were_enabled:
             tasks.schedule_bookmarks_without_previews(request.user)
-    return form
+
+        return HttpResponseRedirect(reverse("bookmarks:settings.general"))
+
+    messages.error(
+        request,
+        "Profile update failed, check the form below for errors",
+        "settings_error_message",
+    )
+    return general(request, 422, {"form": form})
 
 
 def update_global_settings(request):