public function VoteController::vote in Like & Dislike 8
Creates a vote for a given parameters.
Parameters
string $entity_type_id: The entity type ID to vote for.
string $vote_type_id: The vote type (like or dislike).
string $entity_id: The entity ID to vote for.
Return value
\Symfony\Component\HttpFoundation\JsonResponse Returns JSON response.
1 string reference to 'VoteController::vote'
File
- src/
Controller/ VoteController.php, line 27
Class
- VoteController
- Returns responses for Like & Dislikes routes.
Namespace
Drupal\like_and_dislike\ControllerCode
public function vote($entity_type_id, $vote_type_id, $entity_id) {
$entity = $this
->entityTypeManager()
->getStorage($entity_type_id)
->load($entity_id);
// Gets the number of likes and dislikes for the entity.
list($like, $dislike) = like_and_dislike_get_votes($entity);
$operation = [
'like' => FALSE,
'dislike' => FALSE,
];
/** @var \Drupal\votingapi\VoteStorageInterface $vote_storage */
$vote_storage = $this
->entityTypeManager()
->getStorage('vote');
$user_votes = $vote_storage
->getUserVotes($this
->currentUser()
->id(), $vote_type_id, $entity_type_id, $entity_id);
if ($vote_type_id === 'like') {
$opposite_vote_type_id = 'dislike';
}
else {
$opposite_vote_type_id = 'like';
}
if (empty($user_votes)) {
// Increment the value for requested vote type.
${$vote_type_id}++;
$operation[$vote_type_id] = TRUE;
// @todo: Moving it after vote creation wrongly returns empty array.
// Get user votes for opposite vote type.
$user_opposite_votes = $vote_storage
->getUserVotes($this
->currentUser()
->id(), $opposite_vote_type_id, $entity_type_id, $entity_id);
/** @var \Drupal\votingapi\VoteTypeInterface $vote_type */
$vote_type = $this
->entityTypeManager()
->getStorage('vote_type')
->load($vote_type_id);
/** @var \Drupal\votingapi\VoteInterface $vote */
$vote = $vote_storage
->create([
'type' => $vote_type_id,
]);
$vote
->setVotedEntityId($entity_id);
$vote
->setVotedEntityType($entity_type_id);
$vote
->setValueType($vote_type
->getValueType());
$vote
->setValue(1);
$vote
->save();
// Remove the opposite vote, if any.
if (!empty($user_opposite_votes)) {
$vote_storage
->deleteUserVotes($this
->currentUser()
->id(), $opposite_vote_type_id, $entity_type_id, $entity_id);
// Remove opposite vote.
${$opposite_vote_type_id}--;
$operation[$opposite_vote_type_id] = FALSE;
}
// Clear the view builder's cache.
$this
->entityTypeManager()
->getViewBuilder($entity_type_id)
->resetCache([
$entity,
]);
return new JsonResponse([
'likes' => $like,
'dislikes' => $dislike,
'message_type' => 'status',
'operation' => $operation,
'message' => $this
->t('Your vote was added.'),
]);
}
else {
if ($this
->config('like_and_dislike.settings')
->get('allow_cancel_vote')) {
// Decrement the value for requested vote type.
${$vote_type_id}--;
$operation[$vote_type_id] = FALSE;
// Remove the vote.
$vote_storage
->deleteUserVotes($this
->currentUser()
->id(), $vote_type_id, $entity_type_id, $entity_id);
// Clear the view builder's cache.
$this
->entityTypeManager()
->getViewBuilder($entity_type_id)
->resetCache([
$entity,
]);
return new JsonResponse([
'likes' => $like,
'dislikes' => $dislike,
'operation' => $operation,
'message_type' => 'status',
'message' => $this
->t('Your vote was canceled.'),
]);
}
else {
// User is not allowed to cancel his vote.
return new JsonResponse([
'likes' => $like,
'dislikes' => $dislike,
'operation' => $operation,
'message_type' => 'warning',
'message' => $this
->t('You are not allowed to vote the same way multiple times.'),
]);
}
}
}