Added last_id to notification ball

Former-commit-id: f7095e633ce5799cf79bd20393e13e5b6233bf4c

pandora_console/general/header.php

@@ -319,7 +319,11 @@ config_check();
                     ).'</a>';
                 }
 
-                $table->data[0]['notifications'] = notifications_print_ball();
+                $notifications_numbers = notifications_get_counters();
+                $table->data[0]['notifications'] = notifications_print_ball(
+                    $notifications_numbers['notifications'],
+                    $notifications_numbers['last_id']
+                );
 
                 // Logout
                 $table->data[0][5] = '<a class="white" href="'.ui_get_full_url('index.php?bye=bye').'">';

pandora_console/include/functions_messages.php

@@ -417,6 +417,7 @@ function messages_get_count_sent(string $user='')
  *                                  (ASC = Ascending, DESC = Descending).
  * @param boolean $incl_read        Include read messages in return.
  * @param boolean $incl_source_info Include source info.
+ * @param integer $limit            Maximum number of result in the query.
  *
  * @return integer The number of messages this user has
  */
@@ -424,7 +425,8 @@ function messages_get_overview(
     string $order='status',
     string $order_dir='ASC',
     bool $incl_read=true,
-    bool $incl_source_info=false
+    bool $incl_source_info=false,
+    int $limit=0
 ) {
     global $config;
 
@@ -478,13 +480,15 @@ function messages_get_overview(
                 AND (up.id_usuario="%s" OR nu.id_user="%s" OR ng.id_group=0)
         ) t 
         %s
-        ORDER BY %s',
+        ORDER BY %s
+        %s',
         $source_fields,
         $source_join,
         $config['id_user'],
         $config['id_user'],
         $read,
-        $order
+        $order,
+        ($limit !== 0) ? ' LIMIT '.$limit : ''
     );
 
     return db_get_all_rows_sql($sql);

pandora_console/include/functions_notifications.php

@@ -519,7 +519,37 @@ function notifications_set_user_label_status($source, $user, $label, $value)
             'id_source' => $source,
         ]
     );
+}
 
+
+/**
+ * Get the counters of notification. Usefull to print the header notification
+ * ball.
+ *
+ * @return array With the fields:
+ *      'notifications' => Total new notifications,
+ *      'last_id' => Id of last read value. Usefull to make comparisons.
+ */
+function notifications_get_counters()
+{
+    $num_notifications = 0;
+    $last_id = 0;
+    $last_message = messages_get_overview(
+        'timestamp',
+        'DESC',
+        false,
+        false,
+        1
+    );
+    if (!empty($last_message)) {
+        $num_notifications = messages_get_count();
+        $last_id = $last_message[0]['id_mensaje'];
+    }
+
+    return [
+        'notifications' => $num_notifications,
+        'last_id'       => $last_id,
+    ];
 }
 
 
@@ -531,21 +561,27 @@ function notifications_set_user_label_status($source, $user, $label, $value)
 /**
  * Print the notification ball to see unread messages.
  *
+ * @param integer $num_notifications Number of messages shown
+ *      in notification ball.
+ * @param integer $last_id           Id of last message shown
+ *           in the notification ball.
+ *
  * @return string with HTML code of notification ball.
  */
-function notifications_print_ball()
+function notifications_print_ball($num_notifications, $last_id)
 {
-    $num_notifications = messages_get_count();
     $class_status = ($num_notifications == 0) ? 'notification-ball-no-messages' : 'notification-ball-new-messages';
     return sprintf(
         '<div
             onclick="addNotifications(event)"
             class="notification-ball %s"
             id="notification-ball-header"
+            last_id="%s"
         >
             %s
         </div>',
         $class_status,
+        $last_id,
         $num_notifications
     );
 }