Fix for issue when filters are not set correctly.

CHANGELOG.md

 # Version 1.78 (not yet released)
 
+* Fix for issue when filters are not set correctly.
 * Fix Type Error when a filter has an empty description.
 * Add option for the Custom Link with two fields to open in the same tab.
 

Civi/DataProcessor/FilterCollection/FilterCollection.php

@@ -18,11 +18,13 @@
 
 namespace Civi\DataProcessor\FilterCollection;
 
+use Civi\DataProcessor\DataFlow\AbstractDataFlow;
 use Civi\DataProcessor\DataFlow\InMemoryDataFlow;
 use Civi\DataProcessor\DataFlow\InMemoryDataFlow\AndFilter;
 use Civi\DataProcessor\DataFlow\InMemoryDataFlow\FilterInterface;
 use Civi\DataProcessor\DataFlow\InMemoryDataFlow\OrFilter;
 use Civi\DataProcessor\DataFlow\InvalidFlowException;
+use Civi\DataProcessor\DataFlow\SqlDataFlow;
 use Civi\DataProcessor\DataFlow\SqlDataFlow\AndClause;
 use Civi\DataProcessor\DataFlow\SqlDataFlow\OrClause;
 use Civi\DataProcessor\DataFlow\SqlDataFlow\WhereClauseInterface;
@@ -112,6 +114,21 @@ class FilterCollection {
     $this->data_processor = $dataProcessor;
   }
 
+  /**
+   * Initialize a data flow. And add existing filters.
+   *
+   * @param \Civi\DataProcessor\DataFlow\AbstractDataFlow $dataFlow
+   * @return void
+   */
+  public function initializeDataFlow(AbstractDataFlow $dataFlow): void {
+    if (!empty($this->whereClause) && $dataFlow instanceof SqlDataFlow) {
+      $dataFlow->addWhereClause($this->whereClause);
+    }
+    if (!empty($this->filterClause) && $dataFlow instanceof InMemoryDataFlow) {
+      $dataFlow->addFilter($this->filterClause);
+    }
+  }
+
   public function isCollapsed(): bool {
     foreach($this->filterHandlers as $filterHandler) {
       if ($filterHandler->isRequired()) {

Civi/DataProcessor/ProcessorType/AbstractProcessorType.php

@@ -187,6 +187,11 @@ abstract class AbstractProcessorType {
       }
       $this->dataflow = $dataflow;
       $this->dataflow->setOutputFieldHandlers($this->outputFieldHandlers);
+      if ($this->filterCollections && is_array($this->filterCollections)) {
+        foreach ($this->filterCollections as $filterCollection) {
+          $filterCollection->initializeDataFlow($this->dataflow);
+        }
+      }
 
       if ($this->storage) {
         $this->storage->setSourceDataFlow($this->dataflow);