[mailstream] Check for malformed image URLs and do not attempt to attach them

diff --git a/mailstream/mailstream.php b/mailstream/mailstream.php
index 563dd90..a58dfc1 100644 (file)
--- a/mailstream/mailstream.php
+++ b/mailstream/mailstream.php
@@ -166,6 +166,9 @@ function mailstream_do_images($a, &$item, &$attachments) {
        preg_match_all("/\[img\=([^\]]*)\]([^[]*)\[\/img\]/ism", $item["body"], $matches3);
        foreach (array_merge($matches1[3], $matches2[1], $matches3[1]) as $url) {
                $components = parse_url($url);
+               if (!$components) {
+                       continue;
+               }
                $cookiejar = tempnam(get_temppath(), 'cookiejar-mailstream-');
                $curlResult = Network::fetchUrlFull($url, true, 0, '', $cookiejar);
                $attachments[$url] = [