Home, local, and public timelines have simple pagination.

Notification and tag timelines should also have pagination, but they have
to be done separately.

brutaldon/templates/main/home_timeline.html

@@ -0,0 +1 @@
+{{% extends "main/timeline.html" %}

brutaldon/templates/main/local_timeline.html

@@ -0,0 +1,12 @@
+{% extends "main/timeline.html" %}
+
+{% block pagination %}
+    <nav class="pagination is-centered" role="navigation" aria-label="pagination">
+        {% if prev %}
+            <a class="pagination-next" href="{% url 'local_prev' prev.since_id %}">Newer</a>
+        {% endif %}
+        {% if next %}
+            <a class="pagination-previous" href="{% url 'local_next' next.max_id %}">Older</a>
+        {% endif %}
+    </nav>
+{% endblock %}

brutaldon/templates/main/public_timeline.html

@@ -0,0 +1,12 @@
+{% extends "main/timeline.html" %}
+
+{% block pagination %}
+    <nav class="pagination is-centered" role="navigation" aria-label="pagination">
+        {% if prev %}
+            <a class="pagination-next" href="{% url 'fed_prev' prev.since_id %}">Newer</a>
+        {% endif %}
+        {% if next %}
+            <a class="pagination-previous" href="{% url 'fed_next' next.max_id %}">Older</a>
+        {% endif %}
+    </nav>
+{% endblock %}

brutaldon/templates/main/timeline.html

@@ -2,7 +2,7 @@
 {% load humanize %}
 
 {% block title %}
-    Brutaldon - {{ timeline }} timelime
+    Brutaldon - {{ timeline_name }} timelime
 {% endblock %}
 
 {% block content %}
@@ -13,7 +13,7 @@
     </div>
     <hr class="is-hidden">
 {% endif %}
-    <h1 class="title">Your {{ timeline }} timeline</h1>
+    <h1 class="title">Your {{ timeline_name }} timeline</h1>
     {% for toot in toots %}
     <div class="box">
         {% if toot.reblog %}
@@ -25,4 +25,14 @@
         <hr class="is-hidden">
     {% endfor %}
 
+    {% block pagination %}
+    <nav class="pagination is-centered" role="navigation" aria-label="pagination">
+        {% if prev %}
+            <a class="pagination-next" href="{% url 'home_prev' prev.since_id %}">Newer</a>
+        {% endif %}
+        {% if next %}
+            <a class="pagination-previous" href="{% url 'home_next' next.max_id %}">Older</a>
+        {% endif %}
+    </nav>
+    {% endblock %}
 {% endblock %}

brutaldon/urls.py

@@ -19,6 +19,8 @@ from brutaldon import views
 
 urlpatterns = [
     path('admin/', admin.site.urls),
+    path('home/next/<int:next>', views.home, name='home_next'),
+    path('home/prev/<int:prev>', views.home, name='home_prev'),
     path('home', views.home, name='home'),
     path('login', views.login, name="login"),
     path('oldlogin', views.old_login, name="oldlogin"),
@@ -27,7 +29,11 @@ urlpatterns = [
     path('error', views.error, name='error'),
     path('note', views.note, name='note'),
     path('local', views.local, name='local'),
+    path('local/next/<int:next>', views.local, name='local_next'),
+    path('local/prev/<int:prev>', views.local, name='local_prev'),
     path('fed', views.fed, name='fed'),
+    path('fed/next/<int:next>', views.fed, name='fed_next'),
+    path('fed/prev/<int:prev>', views.fed, name='fed_prev'),
     path('settings', views.settings, name='settings'),
     path('thread/<int:id>', views.thread, name='thread'),
     path('tags/<tag>', views.tag, name='tag'),

brutaldon/views.py

@@ -2,7 +2,7 @@ from django.http import HttpResponse, Http404
 from django.shortcuts import render, redirect
 from django.views.decorators.cache import never_cache
 from django.urls import reverse
-from  django.core.files.uploadhandler import TemporaryFileUploadHandler
+from django.core.files.uploadhandler import TemporaryFileUploadHandler
 from brutaldon.forms import LoginForm, OAuthLoginForm, SettingsForm, PostForm
 from brutaldon.models import Client, Account
 from mastodon import Mastodon
@@ -51,25 +51,37 @@ def fullbrutalism_p(request):
         fullbrutalism = False
     return fullbrutalism
 
-def timeline(request, timeline='home', timeline_name='Home'):
+def timeline(request, timeline='home', timeline_name='Home', max_id=None, since_id=None):
     try:
         mastodon = get_mastodon(request)
     except NotLoggedInException:
         return redirect(login)
-    data = mastodon.timeline(timeline)
+    data = mastodon.timeline(timeline, limit=100, max_id=max_id, since_id=since_id)
     form = PostForm()
-    return render(request, 'main/timeline.html',
-                  {'toots': data, 'form': form, 'timeline': timeline_name,
-                   'fullbrutalism': fullbrutalism_p(request)})
+    try:
+        prev = data[0]._pagination_prev
+        if len(mastodon.timeline(since_id=prev['since_id'])) == 0:
+            prev = None
+    except IndexError:
+        prev = None
+    try:
+        next = data[-1]._pagination_next
+    except IndexError:
+        next = None
+    return render(request, 'main/%s_timeline.html' % timeline,
+                  {'toots': data, 'form': form, 'timeline': timeline,
+                   'timeline_name': timeline_name,
+                   'fullbrutalism': fullbrutalism_p(request),
+                  'prev': prev, 'next': next})
 
-def home(request):
-    return timeline(request, 'home', 'Home')
+def home(request, next=None, prev=None):
+    return timeline(request, 'home', 'Home', max_id=next, since_id=prev)
 
-def local(request):
-    return timeline(request, 'local', 'Local')
+def local(request, next=None, prev=None):
+    return timeline(request, 'local', 'Local', max_id=next, since_id=prev)
 
-def fed(request):
-    return timeline(request, 'public', 'Federated')
+def fed(request, next=None, prev=None):
+    return timeline(request, 'public', 'Federated', max_id=next, since_id=prev)
 
 def tag(request, tag):
     try: