Use integer values for type when inserting into ordomaincerts

MySQL tolerated INSERTs of an empty string in the type column of the
ordomaincerts table. This commit uses an integer value of 0 as default
instead to ensure that MariaDB with strict settings accepts the INSERT
too.

includes/account.php

@@ -1964,8 +1964,8 @@ function buildSubjectFromSession() {
 
 		$csrsubject .= buildSubjectFromSession();
 
-		$type="";
-		if($_REQUEST["ocspcert"]!="" && $_SESSION['profile']['admin'] == 1) $type="8";
+		$type=0;
+		if($_REQUEST["ocspcert"]!="" && $_SESSION['profile']['admin'] == 1) $type=8;
 		if($_SESSION['_config']['rootcert'] < 1 || $_SESSION['_config']['rootcert'] > 2)
 			$_SESSION['_config']['rootcert'] = 1;
 
@@ -1978,7 +1978,7 @@ function buildSubjectFromSession() {
 					`subject`='".mysql_real_escape_string($csrsubject)."',
 					`rootcert`='".intval($_SESSION['_config']['rootcert'])."',
 					`md`='".mysql_real_escape_string($_SESSION['_config']['hash_alg'])."',
-					`type`='".$type."',
+					`type`=$type,
 					`description`='".mysql_real_escape_string($_SESSION['_config']['description'])."'";
 		} else {
 			$query = "insert into `orgdomaincerts` set
@@ -1988,7 +1988,7 @@ function buildSubjectFromSession() {
 					`subject`='".mysql_real_escape_string($csrsubject)."',
 					`rootcert`='".intval($_SESSION['_config']['rootcert'])."',
 					`md`='".mysql_real_escape_string($_SESSION['_config']['hash_alg'])."',
-					`type`='".$type."',
+					`type`=$type,
 					`description`='".mysql_real_escape_string($_SESSION['_config']['description'])."'";
 		}
 		mysql_query($query);