allow embeds of audio streams with ogg extension

inc/instance-config.php

@@ -366,15 +366,29 @@ $config['additional_javascript'][] = 'js/download-original.js';
 
 $config['enable_embedding'] = true;
 
-$config['youtube_js_html'] = '<div class="video-container" data-video="$2">'.
-'<a href="https://youtu.be/$2" target="_blank" class="file">'.
-'https://youtu.be/$2'.
-'</a></div>';
+$config['youtube_js_html']
+    = '<div class="video-container" data-video="$2">'
+    . '<a href="https://youtu.be/$2" target="_blank" class="file">'
+    . '<img style="width:255px;height:190px;" src="/vi/$2/0.jpg" class="post-image"/>'
+    . '</a></div>';
+
+$config['ogg_embed_html']
+    = '<figure><audio controls src="$2">'
+    .       'Your browser does not support the'
+    .       '<code>audio</code> element.</audio></figure>';
+
 
 $config['embedding'] = array();
-$config['embedding'][0] = array(
-'/^https?:\/\/(\w+\.)?(?:youtube\.com\/watch\?v=|youtu\.be\/)([a-zA-Z0-9\-_]{10,11})(&.+)?$/i',
-$config['youtube_js_html']);
+$config['embedding'][0] =
+    array(
+        '/^https?:\/\/(\w+\.)?(?:youtube\.com\/watch\?v=|youtu\.be\/)([a-zA-Z0-9\-_]{10,11})(&.+)?$/i',
+        $config['youtube_js_html']
+    );
+$config['embedding'][1] =
+    array(
+        '/^https?:\/\/.*\.ogg$/i',
+        $config['ogg_embed_html']
+    );
 $config['additional_javascript'][] = 'js/youtube.js';
 
 /*