BIND - add global settings for named.conf

Add field similar to custom options, but for global settings.  Rather than being added to the options{} clause, these settings are added directly to named.conf.

This allows the addition of items such as key{} and server{} clauses.

config/bind/bind.inc

@@ -154,10 +154,12 @@ function bind_sync()
 	$hide_version = $bind['bind_hide_version'];
 	$bind_notify = $bind['bind_notify'];
 	$custom_options = base64_decode($bind['bind_custom_options']);
+	$bind_global_settings = base64_decode($bind['bind_global_settings']);
 	$bind_logging = $bind['bind_logging'];
 	$bind_conf = "#Bind pfsense configuration\n";
 	$bind_conf .= "#Do not edit this file!!!\n\n";
 	$bind_conf .= "$rndc_bindconf\n";
+	$bind_conf .= "$bind_global_settings\n";
 	$bind_conf .= <<<EOD
 
 options {

config/bind/bind.xml

@@ -298,6 +298,23 @@
 			<rows>5</rows>
 			<encoding>base64</encoding>
 		</field>
+		<field>
+			<type>listtopic</type>
+			<name>Global Settings</name>
+			<fieldname>temp01</fieldname>
+		</field>
+		<field>
+			<fielddescr>Global Settings</fielddescr>
+			<fieldname>bind_global_settings</fieldname>
+			<description>
+				<![CDATA[You can put your own global settings here.<br>
+					They'll be added to the configuration. They need to be named.conf native settings.]]>
+			</description>
+			<type>textarea</type>
+			<cols>65</cols>
+			<rows>5</rows>
+			<encoding>base64</encoding>
+		</field>
 	</fields>
 	<custom_php_after_head_command>
 	</custom_php_after_head_command>