public function BusinessRulesProcessor::evaluateVariables in Business Rules 8

Same name and namespace in other branches

1. 2.x src/Util/BusinessRulesProcessor.php \Drupal\business_rules\Util\BusinessRulesProcessor::evaluateVariables()

Evaluate all variables from a VariableSet for a given event.

Parameters

\Drupal\business_rules\VariablesSet $variablesSet: The variable set.

\Drupal\business_rules\Events\BusinessRulesEvent $event: The event.

Throws

\Exception

3 calls to BusinessRulesProcessor::evaluateVariables()

BusinessRulesProcessor::evaluateVariable in src/Util/BusinessRulesProcessor.php

Evaluate the variable value.

BusinessRulesProcessor::executeAction in src/Util/BusinessRulesProcessor.php

Executes one Action.

BusinessRulesProcessor::isConditionValid in src/Util/BusinessRulesProcessor.php

Checks if one condition is valid.

File

src/Util/BusinessRulesProcessor.php, line 645

Class

BusinessRulesProcessor

Class BusinessRulesProcessor.

Namespace

Drupal\business_rules\Util

Code

public function evaluateVariables(VariablesSet $variablesSet, BusinessRulesEvent $event) {

  // Dispatch a event before evaluate variables.
  $this->eventDispatcher
    ->dispatch('business_rules.before_evaluate_variables', new Event($event, $variablesSet));

  /** @var \Drupal\business_rules\VariableObject $variable */

  /** @var \Drupal\business_rules\VariablesSet $eventVariables */
  if ($variablesSet
    ->count()) {
    foreach ($variablesSet
      ->getVariables() as $variable) {
      $varObject = Variable::load($variable
        ->getId());
      if ($varObject instanceof Variable) {

        // Do note evaluate the same variable twice to avid overload.
        if (!array_key_exists($variable
          ->getId(), $this->evaluatedVariables)) {
          $this
            ->evaluateVariable($varObject, $event);
        }
      }
    }
  }

  // Dispatch a event after evaluate variables.
  $this->eventDispatcher
    ->dispatch('business_rules.after_evaluate_variables', new Event($event, $variablesSet));
}