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

Pipfile

@@ -43,6 +43,7 @@ django-rq = "*"
 ronkyuu = "*"
 cachecontrol = "*"
 hiredis = "*"
+"mf2util" = "*"
 
 
 [dev-packages]

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "a5ea894e51ad2d925b0d24739e2c644164b1edefbd3d363c1225a76c3926c23b"
+            "sha256": "89f67ee2a974377da512befef558bc9f3a6508ef6a7e8c69d28cfb3c4e7f64b8"
         },
         "host-environment-markers": {
             "implementation_name": "cpython",
@@ -11,7 +11,7 @@
             "platform_python_implementation": "CPython",
             "platform_release": "17.3.0",
             "platform_system": "Darwin",
-            "platform_version": "Darwin Kernel Version 17.3.0: Wed Oct 25 22:42:12 PDT 2017; root:xnu-4570.30.81.0.1~1/RELEASE_X86_64",
+            "platform_version": "Darwin Kernel Version 17.3.0: Sun Oct 29 19:57:25 PDT 2017; root:xnu-4570.30.85~19/RELEASE_X86_64",
             "python_full_version": "3.6.3",
             "python_version": "3.6",
             "sys_platform": "darwin"
@@ -107,6 +107,7 @@
         "django-annoying": {
             "hashes": [
                 "sha256:07267defd06e37ad287053de4ea8c83ab4aae8114628830b7c91b70b63494572",
+                "sha256:1884f1452e0b9542c7db2ed7d8cc728b9386bc20af7c8e03607fad31a28b7ead",
                 "sha256:5321e6e3481fc455818b935824d9cd78669a9bb6a964baf816d191745c8617a6"
             ],
             "version": "==0.10.3"
@@ -140,10 +141,10 @@
         },
         "django-debug-toolbar": {
             "hashes": [
-                "sha256:0b4d2b1ac49a8bc5604518e8e20f56c1c08c0c4873336107e7c773c42537876b",
-                "sha256:e9f08b94f9423ac76cfc287151182bbaddbe7521ae32bef9f9863e2ac58018d3"
+                "sha256:4af2a4e1e932dadbda197b18585962d4fc20172b4e5a479490bc659fe998864d",
+                "sha256:d9ea75659f76d8f1e3eb8f390b47fc5bad0908d949c34a8a3c4c87978eb40a0f"
             ],
-            "version": "==1.8"
+            "version": "==1.9.1"
         },
         "django-favicon-plus": {
             "hashes": [
@@ -296,6 +297,12 @@
             ],
             "version": "==1.0.5"
         },
+        "mf2util": {
+            "hashes": [
+                "sha256:efb8ea1a275f16396993a3fbe32331b74a8f6985d3f7f47503641cf522f1f614"
+            ],
+            "version": "==0.5.0"
+        },
         "msgpack-python": {
             "hashes": [
                 "sha256:637b012c9ea021de7a7a75d6ff5e82cfef6694babd7e14bb9a3adcb2a5bd52f0",

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>

lemoncurry/requests.py

@@ -25,6 +25,10 @@ class DjangoCache(BaseCache):
         else:
             django_cache.set(key, value)
 
+    def delete(self, url):
+        key = self.key(url)
+        django_cache.delete(key)
+
 
 req = CacheControl(
     requests.Session(),

micropub/views.py

@@ -36,13 +36,13 @@ class MicropubView(View):
         if 'content' in post:
             entry.content = post['content']
         if 'in-reply-to' in post:
-            entry.cite = post['in-reply-to']
+            entry.in_reply_to = post['in-reply-to']
             kind = Reply
         if 'like-of' in post:
-            entry.cite = post['like-of']
+            entry.like_of = post['like-of']
             kind = Like
         if 'repost-of' in post:
-            entry.cite = post['repost-of']
+            entry.repost_of = post['repost-of']
             kind = Repost
 
         entry.kind = kind.id