Quote subdomains properly for regex

Thom · Thom · commit 15f9c63d2827 · 2023-02-06T11:51:56.000+01:00
diff --git a/server/lib/classes/letsencrypt.inc.php b/server/lib/classes/letsencrypt.inc.php
@@ -437,7 +437,7 @@ public function request_certificates($data, $server_type = 'apache') {
 					$temp_domain_parts = preg_split("/[.]/", $temp_domain);
 					foreach ($temp_domain_parts as $temp_domain_part) {
 						if (isset($temp_domain_parts['1'])) {
-							$queryDomains[] = preg_replace("/.*" . $temp_domain_parts['0'] . "\." . "/", "", $temp_domain);
+							$queryDomains[] = preg_replace("/.*" . preg_quote($temp_domain_parts['0']) . "\." . "/", "", $temp_domain);
 							array_shift($temp_domain_parts);
 						}
 					}

Original file line number	Diff line number	Diff line change
`@@ -437,7 +437,7 @@ public function request_certificates($data, $server_type = 'apache') {`
`437`	`437`	`$temp_domain_parts = preg_split("/[.]/", $temp_domain);`
`438`	`438`	`foreach ($temp_domain_parts as $temp_domain_part) {`
`439`	`439`	`if (isset($temp_domain_parts['1'])) {`
`440`		`- $queryDomains[] = preg_replace("/.*" . $temp_domain_parts['0'] . "\." . "/", "", $temp_domain);`
	`440`	`+ $queryDomains[] = preg_replace("/.*" . preg_quote($temp_domain_parts['0']) . "\." . "/", "", $temp_domain);`
`441`	`441`	`array_shift($temp_domain_parts);`
`442`	`442`	`}`
`443`	`443`	`}`