/**
* @param string $key
* @param array|string $tags
* @return bool
*/
public function set_tags($key, $tags)
{
if (!is_array($tags)) {
if (is_scalar($tags)) {
$tags = array($tags);
} else {
$tags = array();
}
}
if (!empty($tags)) {
$key = (string) $key;
$tags_table = $this->memcache->get($this->tags_table_name);
if (empty($tags_table)) {
$tags_table = array();
}
if (!array_key_exists($key, $tags_table) || $tags != $tags_table[$key]) {
$tags_table[$key] = $tags;
return $this->memcache->set($this->tags_table_name, $tags_table, null, time() + self::max_ttl);
} else {
return true;
}
}
return false;
}
protected function getKeysOfTag($tag)
{
return $this->memcache->get($this->tag_prefix . $tag);
}
