protected StateTransitionValidation::getTransitionFromStates(ModerationStateInterface $from, ModerationStateInterface $to)
Returns the transition object that transitions from one state to another.
Parameters
\Drupal\content_moderation\ModerationStateInterface $from: The origin state.
\Drupal\content_moderation\ModerationStateInterface $to: The destination state.
Return value
ModerationStateTransition|null A transition object, or NULL if there is no such transition.
File
- core/modules/content_moderation/src/StateTransitionValidation.php, line 177
Class
- StateTransitionValidation
- Validates whether a certain state transition is allowed.
Namespace
Drupal\content_moderation
Code
protected function getTransitionFromStates(ModerationStateInterface $from, ModerationStateInterface $to) {
$from = $this->transitionStateQuery()
->condition('stateFrom', $from->id())
->condition('stateTo', $to->id())
->execute();
$transitions = $this->transitionStorage()->loadMultiple($from);
if ($transitions) {
return current($transitions);
}
return NULL;
}
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