public function RuleExpression::executeWithState in Rules 8.3

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.

Throws

\Drupal\rules\Exception\EvaluationException Thrown if the Rules expression triggers errors during execution.

Overrides ExpressionInterface::executeWithState

File

src/Plugin/RulesExpression/RuleExpression.php, line 106

Class

RuleExpression

Provides a rule, executing actions when conditions are met.

Namespace

Drupal\rules\Plugin\RulesExpression

Code

public function executeWithState(ExecutionStateInterface $state) {

  // Evaluate the rule's conditions.
  $this->rulesDebugLogger
    ->info('Evaluating conditions of rule %label.', [
    '%label' => $this
      ->getLabel(),
    'element' => $this,
  ]);
  if (!$this->conditions
    ->isEmpty() && !$this->conditions
    ->executeWithState($state)) {

    // Do not run the actions if the conditions are not met.
    return;
  }
  $this->rulesDebugLogger
    ->info('Rule %label fires.', [
    '%label' => $this
      ->getLabel(),
    'element' => $this,
    'scope' => TRUE,
  ]);
  $this->actions
    ->executeWithState($state);
  $this->rulesDebugLogger
    ->info('Rule %label has fired.', [
    '%label' => $this
      ->getLabel(),
    'element' => $this,
    'scope' => FALSE,
  ]);
}