From 3894976a2d7dd42784488d3ff3ddb7ff53c25bc1 Mon Sep 17 00:00:00 2001
From: Hypolite Petovan <hypolite@mrpetovan.com>
Date: Mon, 20 Jul 2020 00:27:36 -0400
Subject: [PATCH] Add support for image preview in attachments in
 ActivityPub\Processor

- Address https://github.com/friendica/friendica/issues/8676#issuecomment-650554955
---
 src/Protocol/ActivityPub/Processor.php | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php
index e4cef17045..177813e32d 100644
--- a/src/Protocol/ActivityPub/Processor.php
+++ b/src/Protocol/ActivityPub/Processor.php
@@ -115,10 +115,22 @@ class Processor
 							continue 2;
 						}
 
+						$item['body'] .= "\n";
+
+						// image is the preview/thumbnail URL
+						if (!empty($attach['image'])) {
+							$item['body'] .= '[url=' . $attach['url'] . ']';
+							$attach['url'] = $attach['image'];
+						}
+
 						if (empty($attach['name'])) {
-							$item['body'] .= "\n[img]" . $attach['url'] . '[/img]';
+							$item['body'] .= '[img]' . $attach['url'] . '[/img]';
 						} else {
-							$item['body'] .= "\n[img=" . $attach['url'] . ']' . $attach['name'] . '[/img]';
+							$item['body'] .= '[img=' . $attach['url'] . ']' . $attach['name'] . '[/img]';
+						}
+
+						if (!empty($attach['image'])) {
+							$item['body'] .= '[/url]';
 						}
 					} elseif ($filetype == 'audio') {
 						if (!empty($activity['source']) && strpos($activity['source'], $attach['url'])) {