From 0c2657df78b9fe65e01ba4dc027a24d143b6c863 Mon Sep 17 00:00:00 2001
From: Max Kostikov <max@kostikov.co>
Date: Sat, 12 Oct 2019 23:42:35 +0200
Subject: Add Opengraph image type detection

---
 include/opengraph.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'include/opengraph.php')

diff --git a/include/opengraph.php b/include/opengraph.php
index ab1c90e57..2d72ffca1 100644
--- a/include/opengraph.php
+++ b/include/opengraph.php
@@ -56,9 +56,13 @@
 			$ogdesc = sprintf( t('This is the home page of %s.'), $channel['channel_name']);
 		}
 	}
+	
+	if(! isset($ogimage))
+		$ogimage = $channel['xchan_photo_l'];
 
 	App::$page['htmlhead'] .= '<meta property="og:title" content="' . htmlspecialchars((isset($ogtitle) ? $ogtitle : $channel['channel_name'])) . '">' . "\r\n";
-	App::$page['htmlhead'] .= '<meta property="og:image" content="' . (isset($ogimage) ? $ogimage : $channel['xchan_photo_l']) . '">' . "\r\n";
+	App::$page['htmlhead'] .= '<meta property="og:image" content="' . $ogimage . '">' . "\r\n";
+	App::$page['htmlhead'] .= '<meta property="og:image:type" content="' . guess_image_type($ogimage) . '">' . "\r\n";
 	App::$page['htmlhead'] .= '<meta property="og:description" content="' . htmlspecialchars($ogdesc) . '">' . 	"\r\n";
 	App::$page['htmlhead'] .= '<meta property="og:type" content="' . (isset($ogtype) ? $ogtype : "profile") . '">' . "\r\n";
 
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