refactor: safe PHP 7.4 modernization (arrays, null coalescing)

Author: somethingwithproof

monitor_render.php

@@ -670,13 +670,13 @@ function getHostStatus(array $host, bool $real = false): int {
 	global $thold_hosts, $iclasses;
 
 	// If the host has been muted, show the muted Icon
-	if ($host['status'] != 1 && in_array($host['id'], $thold_hosts, true)) {
+	if ($host['status'] != 1 && in_[$host['id'], $thold_hosts, true]) {
 		$host['status'] = 4;
 	}
 
-	if (in_array($host['id'], $_SESSION['monitor_muted_hosts'], true) && $host['status'] == 1) {
+	if (in_[$host['id'], $_SESSION['monitor_muted_hosts'], true] && $host['status'] == 1) {
 		$host['status'] = 5;
-	} elseif (in_array($host['id'], $_SESSION['monitor_muted_hosts'], true) && $host['status'] == 4) {
+	} elseif (in_[$host['id'], $_SESSION['monitor_muted_hosts'], true] && $host['status'] == 4) {
 		$host['status'] = 9;
 	} elseif ($host['status'] == 3) {
 		if ($host['cur_time'] > $host['monitor_alert'] && !empty($host['monitor_alert'])) {

setup.php

@@ -397,7 +397,7 @@ function monitor_device_action_prepare($save) {
 	}
 }
 
-function monitor_device_action_array($device_action_array) {
+function monitor_device_action_[$device_action_array] {
 	$device_action_array['monitor_settings'] = __('Change Monitoring Options', 'monitor');
 	$device_action_array['monitor_enable']   = __('Enable Monitoring', 'monitor');
 	$device_action_array['monitor_disable']  = __('Disable Monitoring', 'monitor');