Suppress warnings in $docroot and $disk['fsSize'] variables

These are easy to correct warnings.
2026-03-05 16:08:38 -06:00 · 2017-12-14 13:53:31 +01:00
parent 81f3339179
commit 7c97284e91
44 changed files with 49 additions and 49 deletions
--- a/plugins/dynamix.docker.manager/include/CreateDocker.php
+++ b/plugins/dynamix.docker.manager/include/CreateDocker.php
@@ -13,7 +13,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 $var     = parse_ini_file('state/var.ini');

 ignore_user_abort(true);
--- a/plugins/dynamix.docker.manager/include/DockerClient.php
+++ b/plugins/dynamix.docker.manager/include/DockerClient.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 $dockerManPaths = [
 	'plugin'            => '/usr/local/emhttp/plugins/dynamix.docker.manager',
--- a/plugins/dynamix.docker.manager/include/Events.php
+++ b/plugins/dynamix.docker.manager/include/Events.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 require_once "$docroot/plugins/dynamix.docker.manager/include/DockerClient.php";

--- a/plugins/dynamix.docker.manager/include/Exec.php
+++ b/plugins/dynamix.docker.manager/include/Exec.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 if ( isset( $_GET['cmd'] )) {
  $command = rawurldecode(($_GET['cmd']));
--- a/plugins/dynamix.docker.manager/include/UpdateConfig.php
+++ b/plugins/dynamix.docker.manager/include/UpdateConfig.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/plugins/dynamix.docker.manager/include/DockerClient.php";

 // Autostart file
--- a/plugins/dynamix.docker.manager/scripts/dockerupdate.php
+++ b/plugins/dynamix.docker.manager/scripts/dockerupdate.php
@@ -12,7 +12,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 exec("pgrep docker", $pid);
 if (count($pid) == 1) exit(0);
--- a/plugins/dynamix.plugin.manager/include/PluginHelpers.php
+++ b/plugins/dynamix.plugin.manager/include/PluginHelpers.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 // Invoke the plugin command with indicated method
 function plugin($method, $arg = '') {
--- a/plugins/dynamix.plugin.manager/include/ShowChanges.php
+++ b/plugins/dynamix.plugin.manager/include/ShowChanges.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Markdown.php";
 ?>
 <!DOCTYPE HTML>
--- a/plugins/dynamix.plugin.manager/include/ShowPlugins.php
+++ b/plugins/dynamix.plugin.manager/include/ShowPlugins.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Markdown.php";
 require_once "$docroot/plugins/dynamix.plugin.manager/include/PluginHelpers.php";

--- a/plugins/dynamix.plugin.manager/scripts/plugincheck
+++ b/plugins/dynamix.plugin.manager/scripts/plugincheck
@@ -12,7 +12,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";
 require_once "$docroot/plugins/dynamix.plugin.manager/include/PluginHelpers.php";

--- a/plugins/dynamix.plugin.manager/scripts/unraidcheck
+++ b/plugins/dynamix.plugin.manager/scripts/unraidcheck
@@ -12,7 +12,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";
 require_once "$docroot/plugins/dynamix.plugin.manager/include/PluginHelpers.php";

--- a/plugins/dynamix.vm.manager/VMMachines.page
+++ b/plugins/dynamix.vm.manager/VMMachines.page
@@ -16,7 +16,7 @@ Cond="(pgrep('libvirtd')!==false)"
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt_helpers.php";

 exec('cat /sys/devices/system/cpu/*/topology/thread_siblings_list|sort -nu', $cpus);
--- a/plugins/dynamix.vm.manager/VMajax.php
+++ b/plugins/dynamix.vm.manager/VMajax.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Helpers.php";
 require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt.php";
 require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt_helpers.php";
--- a/plugins/dynamix.vm.manager/VMedit.php
+++ b/plugins/dynamix.vm.manager/VMedit.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Helpers.php";
 require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt.php";
 require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt_helpers.php";
--- a/plugins/dynamix.vm.manager/classes/libvirt_helpers.php
+++ b/plugins/dynamix.vm.manager/classes/libvirt_helpers.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-	$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+	$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 	// Load emhttp variables if needed.
 	if (!isset($var)){
--- a/plugins/dynamix.vm.manager/templates/Custom.form.php
+++ b/plugins/dynamix.vm.manager/templates/Custom.form.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-	$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+	$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 	require_once "$docroot/webGui/include/Helpers.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt_helpers.php";
--- a/plugins/dynamix.vm.manager/templates/LibreELEC.form.php
+++ b/plugins/dynamix.vm.manager/templates/LibreELEC.form.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-	$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+	$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 	require_once "$docroot/webGui/include/Helpers.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt_helpers.php";
--- a/plugins/dynamix.vm.manager/templates/OpenELEC.form.php
+++ b/plugins/dynamix.vm.manager/templates/OpenELEC.form.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-	$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+	$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 	require_once "$docroot/webGui/include/Helpers.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt_helpers.php";
--- a/plugins/dynamix.vm.manager/templates/XML_Expert.form.php
+++ b/plugins/dynamix.vm.manager/templates/XML_Expert.form.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-	$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+	$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 	require_once "$docroot/webGui/include/Helpers.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt.php";
 	require_once "$docroot/plugins/dynamix.vm.manager/classes/libvirt_helpers.php";
--- a/plugins/dynamix/include/Browse.php
+++ b/plugins/dynamix/include/Browse.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Helpers.php";

 function parent_link() {
--- a/plugins/dynamix/include/DashUpdate.php
+++ b/plugins/dynamix/include/DashUpdate.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";

 function normalize($type,$count) {
--- a/plugins/dynamix/include/DeleteLogFile.php
+++ b/plugins/dynamix/include/DeleteLogFile.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";

 $dynamix = parse_plugin_cfg('dynamix',true);
--- a/plugins/dynamix/include/DeviceList.php
+++ b/plugins/dynamix/include/DeviceList.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Helpers.php";

 $path  = $_POST['path'];
@@ -129,17 +129,17 @@ function fs_info(&$disk) {
    return;
  } elseif ($disk['fsStatus']=='Mounted') {
    echo "<td>".vfs_type($disk['fsType'])."</td>";
-    echo "<td>".my_scale($disk['fsSize']*1024,$unit,-1)." $unit</td>";
+    echo "<td>".my_scale(($disk['fsSize']??0)*1024,$unit,-1)." $unit</td>";
    if ($display['text']%10==0) {
      echo "<td>".my_scale($disk['fsUsed']*1024,$unit)." $unit</td>";
    } else {
-      $used = $disk['fsSize'] ? 100-round(100*$disk['fsFree']/$disk['fsSize']) : 0;
+      $used = isset($disk['fsSize']) && $disk['fsSize']>0 ? 100-round(100*$disk['fsFree']/$disk['fsSize']) : 0;
      echo "<td><div class='usage-disk'><span style='margin:0;width:$used%' class='".usage_color($disk,$used,false)."'><span>".my_scale($disk['fsUsed']*1024,$unit)." $unit</span></span></div></td>";
    }
    if ($display['text']<10 ? $display['text']%10==0 : $display['text']%10!=0) {
      echo "<td>".my_scale($disk['fsFree']*1024,$unit)." $unit</td>";
    } else {
-      $free = $disk['fsSize'] ? round(100*$disk['fsFree']/$disk['fsSize']) : 0;
+      $free = isset($disk['fsSize']) && $disk['fsSize']>0 ? round(100*$disk['fsFree']/$disk['fsSize']) : 0;
      echo "<td><div class='usage-disk'><span style='margin:0;width:$free%' class='".usage_color($disk,$free,true)."'><span>".my_scale($disk['fsFree']*1024,$unit)." $unit</span></span></div></td>";
    }
    echo "<td>".device_browse($disk)."</td>";
--- a/plugins/dynamix/include/DiskList.php
+++ b/plugins/dynamix/include/DiskList.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Helpers.php";

 $shares  = parse_ini_file('state/shares.ini',true);
--- a/plugins/dynamix/include/Download.php
+++ b/plugins/dynamix/include/Download.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 $file = $_POST['file'];
 switch ($_POST['cmd']) {
 case 'save':
--- a/plugins/dynamix/include/Feedback.php
+++ b/plugins/dynamix/include/Feedback.php
@@ -10,7 +10,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 $var = parse_ini_file('state/var.ini');
 $unraid = parse_ini_file('/etc/unraid-version');
 $keyfile = trim(base64_encode(@file_get_contents($var['regFILE'])));
--- a/plugins/dynamix/include/Helpers.php
+++ b/plugins/dynamix/include/Helpers.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";

 // Helper functions
--- a/plugins/dynamix/include/InstallKey.php
+++ b/plugins/dynamix/include/InstallKey.php
@@ -10,7 +10,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 function addLog($line) { echo "<script>addLog('$line');</script>"; }

--- a/plugins/dynamix/include/NotificationsArchive.php
+++ b/plugins/dynamix/include/NotificationsArchive.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";

 $dynamix = parse_plugin_cfg('dynamix',true);
--- a/plugins/dynamix/include/Notify.php
+++ b/plugins/dynamix/include/Notify.php
@@ -12,7 +12,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 $notify  = "$docroot/webGui/scripts/notify";

 switch ($_POST['cmd']) {
--- a/plugins/dynamix/include/SMTPtest.php
+++ b/plugins/dynamix/include/SMTPtest.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 function PsExecute($command, $timeout = 20, $sleep = 2) {
  exec($command.'>/dev/null & echo $!',$op);
--- a/plugins/dynamix/include/ShareList.php
+++ b/plugins/dynamix/include/ShareList.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Helpers.php";

 $shares  = parse_ini_file('state/shares.ini',true);
--- a/plugins/dynamix/include/SmartInfo.php
+++ b/plugins/dynamix/include/SmartInfo.php
@@ -12,7 +12,7 @@
 ?>
 <?
 $disks = []; $var = [];
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/CustomMerge.php";
 require_once "$docroot/webGui/include/Wrappers.php";
 require_once "$docroot/webGui/include/Preselect.php";
--- a/plugins/dynamix/include/Wrappers.php
+++ b/plugins/dynamix/include/Wrappers.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

 // Wrapper functions
 function parse_plugin_cfg($plugin, $sections=false) {
--- a/plugins/dynamix/include/update.parity.php
+++ b/plugins/dynamix/include/update.parity.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";

 $memory = '/tmp/memory.tmp';
--- a/plugins/dynamix/include/update.ssmtp.php
+++ b/plugins/dynamix/include/update.ssmtp.php
@@ -11,7 +11,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Encryption.php";

 $_POST['AuthPass'] = base64_encrypt($_POST['AuthPass']);
--- a/plugins/dynamix/scripts/diagnostics
+++ b/plugins/dynamix/scripts/diagnostics
@@ -19,7 +19,7 @@ $cli = empty($zip);
 $get = "/var/local/emhttp";
 $var = file_exists("$get/var.ini") ? parse_ini_file("$get/var.ini") : [];

-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 $folders = ['/boot','/boot/config','/boot/config/plugins','/boot/extra','/boot/syslinux','/var/log','/var/log/plugins','/var/log/packages','/tmp'];

 function anonymize($text,$select) {
--- a/plugins/dynamix/scripts/disk_log
+++ b/plugins/dynamix/scripts/disk_log
@@ -14,7 +14,7 @@
 <?
 echo "<p style='text-align:center'><span class='error label'>Error</span><span class='warn label'>Warning</span><span class='system label'>System</span><span class='array label'>Array</span></p>\n";

-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/ColorCoding.php";

 $ata = exec("ls -n  ".escapeshellarg("/sys/block/{$argv[1]}")."|grep -Po 'ata\d+'");
--- a/plugins/dynamix/scripts/emhttpd_update
+++ b/plugins/dynamix/scripts/emhttpd_update
@@ -12,7 +12,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/publish.php";
 curl_socket("/var/run/emhttpd.socket", "http://localhost/status.htm");
 ?>
--- a/plugins/dynamix/scripts/flash_backup
+++ b/plugins/dynamix/scripts/flash_backup
@@ -12,7 +12,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 $var = file_exists('/var/local/emhttp/var.ini') ? parse_ini_file('/var/local/emhttp/var.ini') : [];
 $dir = ['system','appdata','isos','domains'];
 $out = ['prev','previous','syslinux'];
--- a/plugins/dynamix/scripts/monitor
+++ b/plugins/dynamix/scripts/monitor
@@ -16,7 +16,7 @@ $var   = parse_ini_file("/var/local/emhttp/var.ini");
 $devs  = parse_ini_file("/var/local/emhttp/devs.ini",true);
 $disks = parse_ini_file("/var/local/emhttp/disks.ini",true);

-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";
 require_once "$docroot/webGui/include/Preselect.php";
 require_once "$docroot/webGui/include/CustomMerge.php";
@@ -201,7 +201,7 @@ foreach ($disks as $disk) {
 // process disk SMART notifications
  check_smart($name,port_name($disk['smDevice'] ?? $disk['device']),$text,$info);
 // process disk usage notifications
-  check_usage($name,($disk['fsSize']?100-round(100*$disk['fsFree']/$disk['fsSize']):-1),$text,$info);
+  check_usage($name,isset($disk['fsSize'])&&$disk['fsSize']>0?100-round(100*$disk['fsFree']/$disk['fsSize']):-1,$text,$info);
 // process disk operation notifications
  $warn = strtok($disk['color'],'-');
  $item = 'disk';
@@ -231,7 +231,7 @@ foreach ($disks as $disk) {
  if ($disk['numErrors']>0) $errors[] = "$text - $info (errors {$disk['numErrors']})";
 // check file system of cache pool
  $item = 'pool';
-  if ($name=='cache' && strpos($disk['fsType'],'btrfs')) {
+  if ($name=='cache' && strpos($disk['fsType'],'btrfs')!==false) {
    $attr = 'missing';
    if (exec("/sbin/btrfs filesystem show {$disk['uuid']} 2>/dev/null|grep -c 'missing'")>0) {
      if (empty($saved[$item][$attr])) {
--- a/plugins/dynamix/scripts/notify
+++ b/plugins/dynamix/scripts/notify
@@ -13,7 +13,7 @@
 */
 ?>
 <?
-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";
 require_once "$docroot/webGui/include/Encryption.php";

--- a/plugins/dynamix/scripts/statuscheck
+++ b/plugins/dynamix/scripts/statuscheck
@@ -15,7 +15,7 @@
 $var   = parse_ini_file("/var/local/emhttp/var.ini");
 $disks = parse_ini_file("/var/local/emhttp/disks.ini",true);

-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/Wrappers.php";
 require_once "$docroot/webGui/include/CustomMerge.php";

--- a/plugins/dynamix/scripts/tail_log
+++ b/plugins/dynamix/scripts/tail_log
@@ -14,7 +14,7 @@
 <?
 echo "<p style='text-align:center'><span class='error label'>Error</span><span class='warn label'>Warning</span><span class='system label'>System</span><span class='array label'>Array</span><span class='login label'>Login</span></p>\n";

-$docroot = $docroot ?: $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
 require_once "$docroot/webGui/include/ColorCoding.php";

 $handle = popen('/usr/bin/tail -n 40 -f '.escapeshellarg("/var/log/{$argv[1]}").' 2>&1', 'r');