Start implementing reply context! It's ugly and doesn't actually link the original post yet but you *can* see the original post's author and content :3

entries/migrations/0008_auto_20171116_2116.py

@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.7 on 2017-11-16 10:16
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('entries', '0007_auto_20171113_0841'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='entry',
+            old_name='cite',
+            new_name='in_reply_to',
+        ),
+        migrations.AddField(
+            model_name='entry',
+            name='like_of',
+            field=models.CharField(blank=True, max_length=255),
+        ),
+        migrations.AddField(
+            model_name='entry',
+            name='repost_of',
+            field=models.CharField(blank=True, max_length=255),
+        ),
+    ]

entries/models.py

@@ -3,6 +3,7 @@ from django.contrib.sites.models import Site
 from django.db import models
 from django.urls import reverse
 from itertools import groupby
+from mf2util import interpret
 from slugify import slugify
 from textwrap import shorten
 from urllib.parse import urljoin
@@ -12,6 +13,7 @@ from model_utils.models import TimeStampedModel
 from users.models import Profile
 
 from . import kinds
+from lemoncurry import requests
 ENTRY_KINDS = [(k.id, k.id) for k in kinds.all]
 
 
@@ -34,10 +36,9 @@ class Entry(ModelMeta, TimeStampedModel):
     photo = models.ImageField(blank=True)
     content = models.TextField()
 
-    # The URL of an entry (anywhere on the web) that should become an embedded
-    # h-cite. Can become a u-like-of, u-repost-of, or u-in-reply-to depending
-    # on the post type.
-    cite = models.CharField(max_length=255, blank=True)
+    in_reply_to = models.CharField(max_length=255, blank=True)
+    like_of = models.CharField(max_length=255, blank=True)
+    repost_of = models.CharField(max_length=255, blank=True)
 
     author = models.ForeignKey(
         get_user_model(),
@@ -45,6 +46,15 @@ class Entry(ModelMeta, TimeStampedModel):
         on_delete=models.CASCADE,
     )
 
+    @property
+    def reply_context(self):
+        if not self.in_reply_to:
+            return None
+        return interpret(
+            requests.mf2(self.in_reply_to).to_dict(),
+            self.in_reply_to
+        )
+
     @property
     def published(self):
         return self.created

entries/templates/entries/h-entry.html

@@ -1,5 +1,18 @@
-{% load friendly_url humanize jsonify markdown shortlink %}<article class="card h-entry">
+{% load bleach friendly_url humanize jsonify markdown shortlink %}<article class="card h-entry">
 	{% if entry.photo %}<img class="card-img-top u-photo" src="{{ entry.photo.url }}" />{% endif %}
+
+	{% if entry.in_reply_to %}{% with reply=entry.reply_context %}
+	<article class="card-header media u-in-reply-to h-cite">
+		<a class="align-self-center p-author h-card" href="{{ reply.author.url }}">
+			<img class="mr-3 rounded" width="100" src="{{ reply.author.photo }}"
+					 alt="{{ reply.author.name }}" title="{{ reply.author.name }}" />
+		</a>
+		<div class="media-body">
+			{% if reply.name %}<h4 class="p-name">{{ reply.name }}</h4>{% endif %}
+			<div class="e-content{% if not reply.name %} p-name{% endif %}">{{ reply.content | bleach }}</div>
+		</div>
+	</article>{% endwith %}{% endif %}
+
 	<div class="card-body">
 		{% if entry.name %}<h4 class="card-title p-name">{{ entry.name }}</h4>{% endif %}
 		<div class="e-content{% if not entry.name %} p-name{% endif %}">{{ entry.content | markdown }}</div>