Ensure that relative dates are handled in the newer way

CRM/Contact/BAO/Query.php

@@ -1584,7 +1584,14 @@ public static function convertFormValues(&$formValues, $wildcard = 0, $useEquals
 
     self::filterCountryFromValuesIfStateExists($formValues);
     // We shouldn't have to whitelist fields to not hack but here we are, for now.
-    $nonLegacyDateFields = ['participant_register_date_relative', 'receive_date_relative'];
+    $nonLegacyDateFields = [
+      'participant_register_date_relative',
+      'receive_date_relative',
+      'pledge_end_date_relative',
+      'pledge_create_date_relative',
+      'pledge_start_date_relative',
+      'pledge_payment_scheduled_date_relative',
+    ];
     // Handle relative dates first
     foreach (array_keys($formValues) as $id) {
       if (

CRM/Pledge/BAO/Query.php

@@ -282,6 +282,14 @@ public static function whereClauseSingle(&$values, &$query) {
         );
         return;
 
+      case 'pledge_payment_scheduled_date_low':
+      case 'pledge_payment_scheduled_date_high':
+        // process to / from date
+        $query->dateQueryBuilder($values,
+          'civicrm_pledge_payment', 'pledge_payment_scheduled_date', 'scheduled_date', 'Payment Scheduled'
+        );
+        return;
+
       case 'pledge_amount':
       case 'pledge_amount_low':
       case 'pledge_amount_high':

xml/schema/Pledge/PledgePayment.xml

@@ -60,6 +60,7 @@
     <uniqueName>pledge_payment_scheduled_amount</uniqueName>
     <title>Scheduled Amount</title>
     <import>true</import>
+    <export>true</export>
     <type>decimal</type>
     <required>true</required>
     <comment>Pledged amount for this payment (the actual contribution amount might be different).</comment>