Add QSO start/end dates to LotW certs

application/config/migration.php

@@ -21,7 +21,7 @@ $config['migration_enabled'] = TRUE;
 | be upgraded / downgraded to.
 |
 */
-$config['migration_version'] = 95;
+$config['migration_version'] = 96;
 
 /*
 |--------------------------------------------------------------------------

application/migrations/096_add_qso_dates_to_lotw_certs.php

@@ -0,0 +1,31 @@
+<?php
+
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+/**
+ * Class Migration_add_qso_dates_to_lotw_certs
+ *
+ * For validity checks of LotW we need to check qso dates from 
+ * cvertificates rather than the cert issue date itself
+ * 
+ */
+
+class Migration_add_qso_dates_to_lotw_certs extends CI_Migration {
+
+        public function up()
+        {
+                if (!$this->db->field_exists('qso_start_date', 'lotw_certs')) {
+                        $fields = array(
+                                'qso_end_date DATETIME NULL DEFAULT NULL AFTER `date_expires`',
+                                'qso_start_date DATETIME NULL DEFAULT NULL AFTER `date_expires`',
+                        );
+                        $this->dbforge->add_column('lotw_certs', $fields);
+                }
+        }
+
+        public function down()
+        {
+                $this->dbforge->drop_column('lotw_certs', 'qso_start_date');
+                $this->dbforge->drop_column('lotw_certs', 'qso_end_date');
+        }
+}