From 74a5314ec199eb35421fc95e14c6210dd4da6a73 Mon Sep 17 00:00:00 2001
From: Thomas Sileo <t@a4.io>
Date: Sat, 11 May 2019 21:18:56 +0200
Subject: [PATCH] Twemoji but without JavaScript this time (fixes #48)

---
 app.py                | 17 ++++++++++++++++-
 requirements.txt      |  1 +
 templates/layout.html | 10 ----------
 3 files changed, 17 insertions(+), 11 deletions(-)

diff --git a/app.py b/app.py
index eef70fd..9f5b112 100644
--- a/app.py
+++ b/app.py
@@ -18,6 +18,7 @@ from urllib.parse import urlencode
 from urllib.parse import urlparse
 
 import bleach
+import emoji_unicode
 import mf2py
 import requests
 import timeago
@@ -87,6 +88,8 @@ from utils.key import get_secret_key
 from utils.lookup import lookup
 from utils.media import Kind
 
+EMOJI = '<img src="https://cdn.jsdelivr.net/npm/twemoji@12.0.0/2/svg/{filename}.svg" alt="{raw}" class="emoji">'
+
 p = PousseTaches(
     os.getenv("MICROBLOGPUB_POUSSETACHES_HOST", "http://localhost:7991"),
     os.getenv("MICROBLOGPUB_INTERNAL_HOST", "http://localhost:5000"),
@@ -237,6 +240,14 @@ def _get_file_url(url, size, kind):
     return url
 
 
+@app.template_filter()
+def emojify(text):
+    return emoji_unicode.replace(
+        text,
+        lambda e: EMOJI.format(filename=e.code_points, raw=e.unicode),
+    )
+
+
 @app.template_filter()
 def gtone(n):
     return n > 1
@@ -302,7 +313,11 @@ def is_from_outbox(t):
 
 @app.template_filter()
 def clean(html):
-    return clean_html(html)
+    out = clean_html(html)
+    return emoji_unicode.replace(
+        out,
+        lambda e: EMOJI.format(filename=e.code_points, raw=e.unicode),
+    )
 
 
 @app.template_filter()
diff --git a/requirements.txt b/requirements.txt
index 0820c85..51a17b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,3 +21,4 @@ git+https://github.com/tsileo/little-boxes.git@litepub
 pyyaml
 pillow
 cachetools
+emoji-unicode
diff --git a/templates/layout.html b/templates/layout.html
index eab7301..d805007 100644
--- a/templates/layout.html
+++ b/templates/layout.html
@@ -43,15 +43,5 @@
 	Powered by <a href="https://microblog.pub">microblog.pub</a> <small class="microblogpub-version"><code>{{ microblogpub_version }}</code></small> (<a href="https://github.com/tsileo/microblog.pub">source code</a>) and the <a href="https://activitypub.rocks/">ActivityPub</a> protocol
 </div>
 </div>
-<script src="https://cdn.jsdelivr.net/npm/twemoji@12.0.0/2/twemoji.min.js"></script>
-<script>
-window.onload = function() { 
-    twemoji.base = "https://cdn.jsdelivr.net/npm/twemoji@12.0.0/2/";
-    twemoji.parse(document.body, {
-          folder: 'svg',
-          ext: '.svg'
-    });
-}
-</script>
 </body>
 </html>