Execute the expression with a given Rules state.

Note that this does not auto-save any changes.

Parameters

\Drupal\rules\Context\ExecutionStateInterface $state: The state with all the execution variables in it.

Return value

null|bool The expression may return a boolean value after execution, this is used by conditions that return their evaluation result.

Overrides ExpressionInterface::executeWithState

File

src/Plugin/RulesExpression/ActionExpression.php, line 102

Class

ActionExpression

Provides an executable action expression.

Namespace

Drupal\rules\Plugin\RulesExpression

Code

public function executeWithState(ExecutionStateInterface $state) {
    $this->rulesDebugLogger
        ->info('Evaluating the action %name.', [
        '%name' => $this->getLabel(),
        'element' => $this,
    ]);
    $action = $this->actionManager
        ->createInstance($this->configuration['action_id']);
    $this->prepareContext($action, $state);
    $action->execute();
    $auto_saves = $action->autoSaveContext();
    foreach ($auto_saves as $context_name) {
        // Mark parameter contexts for auto saving in the Rules state.
        $state->saveChangesLater($this->configuration['context_mapping'][$context_name]);
    }
    // Now that the action has been executed it can provide additional
    // context which we will have to pass back in the evaluation state.
    $this->addProvidedContext($action, $state);
}