[Glitch] Display AttachmentList in notifications

Port 2cb19bf443 to glitch-soc

app/javascript/flavours/glitch/components/attachment_list.js

@@ -19,11 +19,15 @@ export default class AttachmentList extends ImmutablePureComponent {
       return (
         <div className='attachment-list compact'>
           <ul className='attachment-list__list'>
-            {media.map(attachment => (
+            {media.map(attachment => {
+              const displayUrl = attachment.get('remote_url') || attachment.get('url');
+
+              return (
                 <li key={attachment.get('id')}>
-                <a href={attachment.get('remote_url')} target='_blank' rel='noopener'><i className='fa fa-link' /> {filename(attachment.get('remote_url'))}</a>
+                  <a href={displayUrl} target='_blank' rel='noopener'><i className='fa fa-link' /> {filename(displayUrl)}</a>
                 </li>
-            ))}
+              );
+            })}
           </ul>
         </div>
       );
@@ -36,11 +40,13 @@ export default class AttachmentList extends ImmutablePureComponent {
         </div>
 
         <ul className='attachment-list__list'>
-          {media.map(attachment =>
-            (<li key={attachment.get('id')}>
-              <a href={attachment.get('remote_url')} target='_blank' rel='noopener'>{filename(attachment.get('remote_url'))}</a>
+          const displayUrl = attachment.get('remote_url') || attachment.get('url');
+
+          {media.map(attachment => {
+            return (<li key={attachment.get('id')}>
+              <a href={displayUrl} target='_blank' rel='noopener'>{filename(displayUrl)}</a>
             </li>)
-          )}
+          })}
         </ul>
       </div>
     );

app/javascript/flavours/glitch/components/status.js

@@ -302,16 +302,16 @@ export default class Status extends ImmutablePureComponent {
       background = status.getIn(['account', 'header']);
     }
 
-    //  This handles our media attachments. Note that we don't show media on
-    //  muted (notification) statuses. If the media type is unknown, then we
-    //  simply ignore it.
+    //  This handles our media attachments.
+    //  If a media file is of unknwon type or if the status is muted
+    //  (notification), we show a list of links instead of embedded media.
 
     //  After we have generated our appropriate media element and stored it in
     //  `media`, we snatch the thumbnail to use as our `background` if media
     //  backgrounds for collapsed statuses are enabled.
     attachments = status.get('media_attachments');
-    if (attachments.size > 0 && !muted) {
-      if (attachments.some(item => item.get('type') === 'unknown')) {  //  Media type is 'unknown'
+    if (attachments.size > 0) {
+      if (muted || attachments.some(item => item.get('type') === 'unknown')) {
         media = (
           <AttachmentList
             compact