function changed_fields_extended_field_comparator_node_presave in Changed Fields API 7.3

Same name and namespace in other branches

1. 8 examples/changed_fields_extended_field_comparator/changed_fields_extended_field_comparator.module \changed_fields_extended_field_comparator_node_presave()
2. 8.2 examples/changed_fields_extended_field_comparator/changed_fields_extended_field_comparator.module \changed_fields_extended_field_comparator_node_presave()
3. 7 examples/changed_fields_extended_field_comparator/changed_fields_extended_field_comparator.module \changed_fields_extended_field_comparator_node_presave()
4. 7.2 examples/changed_fields_extended_field_comparator/changed_fields_extended_field_comparator.module \changed_fields_extended_field_comparator_node_presave()

Implements hook_node_presave().

File

examples/changed_fields_extended_field_comparator/changed_fields_extended_field_comparator.module, line 11

Extended field comparator usage example.

Code

function changed_fields_extended_field_comparator_node_presave($node) {

  // Create CFNodeSubject object that will check node fields by your ExtendedFieldComparator.
  // See includes/changed_fields_extended_field_comparator.field_comparator.inc file.
  $nodeSubject = new CFNodeSubject($node, new ExtendedFieldComparator());

  // Add your observer object to CFNodeSubject.
  // See includes/changed_fields_extended_field_comparator.observer.inc file.
  $nodeSubject
    ->attach(new ExtendedFieldComparatorObserver());

  // Check if node fields have been changed.
  $nodeSubject
    ->notify();
}