VoteableTrait.php

<?php

trait VoteableTrait {
	
	public function votes()
	{
		return $this->morphMany('Vote', 'voteable');
	}

	public function voted($id, $name = null)
	{
		$model = $name ?: $this->getClassName();

		$data = $this->votes()->where(['voteable_id' => $id, 'voteable_type' => $model])->first();
	
		return ! is_null($data);
	}

	public function getClassName()
	{
		return str_replace('\\', '', Str::studly(class_basename($this)));	
	}

}