public static function addTags($tags)
{
if (count($tags) > 0) {
$inTags = preg_replace('/(\\S+)/i', '\'\\1\'', $tags);
$sql = "UPDATE " . Tag::tableName() . " SET frequency=frequency+1 WHERE name IN (" . join(",", $inTags) . ' ) ';
Yii::$app->db->createCommand($sql)->execute();
foreach ($tags as $name) {
$model = static::find()->where('name=:name', array(':name' => $name))->one();
if ($model === null) {
$tag = new Tag();
$tag->name = $name;
$tag->frequency = 1;
$tag->save();
}
}
}
}
