/**
* Save Tag Relation and add create and save tags if don't exist
* @param Taggable $model
*/
public function saveRelation(Taggable $model)
{
if (!$model->getRemove()) {
if ($model->getTags()->count() > 0) {
$addedTags = $model->getTags();
$model_id = $model->getModelId();
$model_name = $model->getModel();
$addNewTags = $addedTags;
$tagsRelationExisted = $this->findRelationByTagName($model->getTags(), $model);
//Remove existed Tag from collection
foreach ($tagsRelationExisted as $tagExisted) {
if ($addedTags->exists(function ($index, Tag $addedTag) use($tagExisted) {
return $addedTag->getName() === $tagExisted->getName();
})) {
$addNewTags->removeElement($tagExisted);
}
}
//Save
foreach ($addNewTags as $tag) {
$relation = new TagRelation();
$relation->setModel($model_name);
$relation->setModelId($model_id);
$relation->setTag($tag);
$this->em->persist($relation);
}
if (count($addNewTags) > 0) {
$this->em->flush();
}
}
}
}
protected function findRelationByTagName(ArrayCollection $names, Taggable $model)
{
$slugified = [];
foreach ($names as $name) {
$slugified[] = $name->getSlug();
}
$query = $this->em->createQueryBuilder()->select('t')->from($this->tag, 't')->innerJoin('t.tagRelation', 'tg', Expr\Join::WITH, 'tg.model = :model AND tg.modelId = :modelId')->addSelect('tg')->where($this->em->createQueryBuilder()->expr()->in('t.slug', $slugified))->setParameter('model', $model->getModel())->setParameter('modelId', $model->getModelId())->getQuery()->getResult();
return $query;
}