From 21ae8bab2fb4c9e1b78e82988a756ed9347be9c2 Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Mon, 13 Sep 2021 21:36:49 +0200
Subject: Remove duplicate matches.

Since we do a str_replace, we don't need to look up the same URL more
than once for each post.
---
 unshorturl/unshorturl.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/unshorturl/unshorturl.php b/unshorturl/unshorturl.php
index cbe3208..cd09e13 100644
--- a/unshorturl/unshorturl.php
+++ b/unshorturl/unshorturl.php
@@ -49,6 +49,7 @@ function unshorturl_prepare_body(&$body) {
     $matches = [];
     $num_matches = preg_match_all('/https?:\/\/(bit\.ly|dlvr\.it|t\.co)\/\w+/', $body['html'], $matches);
     if ($num_matches > 0) {
+        $matches = array_unique($matches);
         foreach ($matches as $links) {
             foreach($links as $l) {
                 $longurl = unshorturl_get_long_url($l);
-- 
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