/**
* Convert cache metas into Zend cache tags
*
* @param array $metas : the cache metas to convert
* @return array Zend cache tags
* @access private
*/
protected function _createTags($metas)
{
$tags = array();
if (!is_array($metas)) {
return $tags;
}
foreach ($metas as $name => $value) {
if (is_array($value)) {
foreach ($value as $aValue) {
$tag = str_replace('-', '_', io::sanitizeURLString($name . '-' . $aValue));
$tags[$tag] = $tag;
}
} else {
$tag = str_replace('-', '_', io::sanitizeURLString($name . '-' . $value));
$tags[$tag] = $tag;
}
}
$tags = array_values($tags);
return $tags;
}
