From 761f59645dfcb55f13570ba0b05cf22c5333b084 Mon Sep 17 00:00:00 2001
From: Harrison Healey <harrisonmhealey@gmail.com>
Date: Mon, 9 May 2016 03:17:26 -0400
Subject: PLT-2816 Fixed handling of Unicode 8 emojis (#2924)

* Updated twemoji to properly recognize Unicode 8.0 emojis

* Updated unicode emoji parser to only render emojis we support as images

* Corrected filename for South African flag emoji

* Added Mattermost emoticons!

* Added additional emoticons to test files
---
 webapp/utils/text_formatting.jsx | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'webapp/utils/text_formatting.jsx')

diff --git a/webapp/utils/text_formatting.jsx b/webapp/utils/text_formatting.jsx
index cb61ecc8d..96b51d632 100644
--- a/webapp/utils/text_formatting.jsx
+++ b/webapp/utils/text_formatting.jsx
@@ -60,17 +60,25 @@ export function doFormatText(text, options) {
         output = highlightCurrentMentions(output, tokens);
     }
 
-    // reinsert tokens with formatted versions of the important words and phrases
-    output = replaceTokens(output, tokens);
-
     if (!('emoticons' in options) || options.emoticon) {
         output = twemoji.parse(output, {
             className: 'emoticon',
             base: '',
-            folder: Constants.EMOJI_PATH
+            folder: Constants.EMOJI_PATH,
+            callback: (icon, twemojiOptions) => {
+                if (!Emoticons.getEmoticonsByCodePoint().has(icon)) {
+                    // just leave the unicode characters and hope the browser can handle it
+                    return null;
+                }
+
+                return ''.concat(twemojiOptions.base, twemojiOptions.size, '/', icon, twemojiOptions.ext);
+            }
         });
     }
 
+    // reinsert tokens with formatted versions of the important words and phrases
+    output = replaceTokens(output, tokens);
+
     return output;
 }
 
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