From b7e7ff9a626dd5bd51ed291edd2de9075b69ffc8 Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Sat, 10 Jul 2021 18:51:55 +0200
Subject: unshorturl: Only replace url if we could expand it

---
 unshorturl/unshorturl.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/unshorturl/unshorturl.php b/unshorturl/unshorturl.php
index 6340e9a..e31268a 100644
--- a/unshorturl/unshorturl.php
+++ b/unshorturl/unshorturl.php
@@ -50,9 +50,11 @@ function unshorturl_prepare_body(&$body) {
     $num_matches = preg_match_all('/https?:\/\/bit\.ly\/\w+/', $body['html'], $matches);
     if ($num_matches > 0) {
         foreach ($matches as $links) {
-            error_log('unshorturl: Links found: ' . implode(', ', $links));
             foreach($links as $l) {
-                $body['html'] = str_replace($l, unshorturl_get_long_url($l), $body['html']);
+                $longurl = unshorturl_get_long_url($l);
+                if ($longurl) {
+                    $body['html'] = str_replace($l, $longurl, $body['html']);
+                }
             }
         }
     }
-- 
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