Merge pull request #9082 from MegaBrutal/release-2.1

jdarwood007 · web-flow · commit 751a93aa08b1 · 2026-04-11T04:47:24.000-07:00
[2.1] Fix IPv6 reverse hostname display on member profiles
diff --git a/Sources/Profile-View.php b/Sources/Profile-View.php
@@ -86,7 +86,7 @@ function summary($memID)
 	if (allowedTo('moderate_forum'))
 	{
 		// Make sure it's a valid ip address; otherwise, don't bother...
-		if (preg_match('/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/', $memberContext[$memID]['ip']) == 1 && empty($modSettings['disableHostnameLookup']))
+		if (filter_var($memberContext[$memID]['ip'], FILTER_VALIDATE_IP) && empty($modSettings['disableHostnameLookup']))
 			$context['member']['hostname'] = host_from_ip($memberContext[$memID]['ip']);
 		else
 			$context['member']['hostname'] = '';

Original file line number	Diff line number	Diff line change
`@@ -86,7 +86,7 @@ function summary($memID)`
`86`	`86`	`if (allowedTo('moderate_forum'))`
`87`	`87`	`{`
`88`	`88`	`// Make sure it's a valid ip address; otherwise, don't bother...`
`89`		`- if (preg_match('/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/', $memberContext[$memID]['ip']) == 1 && empty($modSettings['disableHostnameLookup']))`
	`89`	`+ if (filter_var($memberContext[$memID]['ip'], FILTER_VALIDATE_IP) && empty($modSettings['disableHostnameLookup']))`
`90`	`90`	`$context['member']['hostname'] = host_from_ip($memberContext[$memID]['ip']);`
`91`	`91`	`else`
`92`	`92`	`$context['member']['hostname'] = '';`