Show only unread notices on the dashboard

@@ -16,7 +16,7 @@ call_user_func(
     {
         Tools\add_actions(__NAMESPACE__.'\Actions');
         Vars::$options = new Tools\WP_Option(OPTION_NAME);
-        Vars::$notices = Array();
+        Vars::$notices = [];
         if (is_admin()) {
             require_once(__DIR__.DIRECTORY_SEPARATOR.'Validation.php');
             require_once(__DIR__.DIRECTORY_SEPARATOR.'Admin.php');
@@ -44,34 +44,37 @@ function get_user_notices($uid)
     }
 }
 
-function print_user_notices()
+function print_user_notices($showOnlyUnread = false)
 {
     $user = new User\CurrentAccount();
 
     get_user_notices($user->ID);
 
     $notices = Vars::$notices;
-    $total_rows = count($notices);
     $rows    = '';
 
-    for ($i = 0; $i < $total_rows; $i++) {
-        $system     = get_post_meta($notices[$i]['notification_id'], 'system', true);
+    foreach ($notices as $index => $notice) {
+        if ($showOnlyUnread && $notice['status'] != 'unread') {
+            continue;
+        }
+
+        $system     = get_post_meta($notice['notification_id'], 'system', true);
         $content    = $system['message'];
 
-        if (isset($notices[$i]['args']) && count($notices[$i]['args']) > 0):
-            foreach ($notices[$i]['args'] as $key => $val) {
+        if (isset($notice['args']) && count($notice['args']) > 0) {
+            foreach ($notice['args'] as $key => $val) {
                 if (filter_var($val, FILTER_VALIDATE_URL) !== false) {
                     $content = str_replace('{'.$key.'}', "<a href='".$val."'>Click here</a>", $content);
                 } else {
                     $content = str_replace('{'.$key.'}', $val, $content);
                 }
             }
-        endif;
+        }
 
-        $rows .= '<tr class="notice-row" id="'.$i.'">';
-        if ($notices[$i]['status'] == 'unread') {
+        $rows .= '<tr class="notice-row" id="'.$index.'">';
+        if ($notice['status'] == 'unread') {
             $rows .= '<td width="12" style="padding:0;padding-left:10px;vertical-align:middle;"><a href="#" class="notice '
-                .(($notices[$i]['status'] == 'read') ? 'read' : 'unread')
+                .(($notice['status'] == 'read') ? 'read' : 'unread')
                 .'"><img src="assets/images/blank.gif" width="12" height="12" /></a></td>';
         } else {
             $rows .= '<td width="12" style="padding:0;padding-left:10px;vertical-align:middle;"><img src="assets/images/blank.gif" width="12" height="12" /></td>';
@@ -85,7 +88,7 @@ function print_user_notices()
             .ucfirst(str_replace('_', '&nbsp;', $system['system_message_type']))
             .'</span></td>';
         $rows .= '<td style="vertical-align:middle;">'.nl2br($content).'<br /><span class="legal">Sent: '
-            .date('M j, Y @ h:ia', $notices[$i]['sent_date']).'</span></td>';
+            .date('M j, Y @ h:ia', $notice['sent_date']).'</span></td>';
         $rows .= '</tr>';
     }
 
@@ -98,12 +101,12 @@ function print_user_notices()
 
 function get_notification_by_trigger($trigger)
 {
-    $args = array(
+    $args = [
         'post_type'       => 'notifications',
         'numberposts'     => -1,
         'orderby'         => 'modified',
         'order'           => 'desc'
-    );
+    ];
 
     $my_notif = false;
 
@@ -129,7 +132,7 @@ function get_num_notices()
 
     get_user_notices($user->ID);
     $notices       = Vars::$notices;
-    $notifications = array();
+    $notifications = [];
     // return $num;
     if (empty($notices)) {
         return 0;
@@ -162,7 +165,7 @@ function remove_notice($notification_id = -1)
 Send Notifications
 @trigger   = notification unique slug name
  */
-function send_triggered_notification($uid = 0, $trigger = "NO_TRIGGER", $args = array(), $send_override = false)
+function send_triggered_notification($uid = 0, $trigger = "NO_TRIGGER", $args = [], $send_override = false)
 {
     global $wpdb;
     $notification = get_notification_by_trigger($trigger);
@@ -186,14 +189,14 @@ function send_triggered_notification($uid = 0, $trigger = "NO_TRIGGER", $args =
             get_user_notices($uid);
             $notices = Vars::$notices;
 
-            $insert = array(
+            $insert = [
                 'notification_id'     => $nid,
                 'status'              => 'unread',
                 'sent_date'           => current_time('timestamp'),
                 'args'                => $args
-            );
+            ];
             if (empty($notices)) {
-                $notices = array();
+                $notices = [];
             }
 
             $sequence = Sequencer\generate('NTC');
@@ -244,7 +247,7 @@ function send_triggered_notification($uid = 0, $trigger = "NO_TRIGGER", $args =
                 }
             }
 
-            $attachments = array();
+            $attachments = [];
             if (isset($contents['attachments'])) {
                 $attachments = $contents['attachments'];
             }
@@ -356,7 +359,7 @@ function getGroups($grpID = 0)
 {
     global $userAccessManager;
 
-    $groups = array();
+    $groups = [];
     if ($grpID > 0) {
         $userGroups = $userAccessManager
             ->getAccessHandler()
@@ -398,7 +401,7 @@ class Actions
     public static function wp_ajax_update_notification_count()
     {
         $count  = get_num_notices();
-        $return = array('count'=> $count);
+        $return = ['count'=> $count];
         die(json_encode($return));
     }
 
@@ -427,7 +430,7 @@ class Actions
 
         update_post_meta($id, 'email', $email);
 
-        $return = array('success' => 'true');
+        $return = ['success' => 'true'];
         die(json_encode($return));
     }
 }
@@ -436,10 +439,10 @@ class Vars
 {
     public static $notices;
     public static $options;
-    public static $field_lookup = array(
+    public static $field_lookup = [
         'allusers'        => "All Users",
         'report'          => "Report"
-    );
+    ];
 }
 
 ?>
\ No newline at end of file