/**
* Determine if a database supports a particular feature.
*/
public function has_cap($db_cap)
{
$db_cap = strtolower($db_cap);
$version = parent::has_cap($db_cap);
if ($version && 'utf8mb4' === $db_cap) {
return version_compare(mysql_get_client_info(), '5.5.3', '>=');
}
return $version;
}
/**
* Determine if a database supports a particular feature.
*
* @since 2.7.0
* @since 4.1.0 Support was added for the 'utf8mb4' feature.
*
* @see wpdb::db_version()
*
* @param string $db_cap The feature to check for. Accepts 'collation',
* 'group_concat', 'subqueries', 'set_charset',
* or 'utf8mb4'.
* @return int|false Whether the database feature is supported, false otherwise.
*/
public function has_cap($db_cap)
{
return $this->dbh->has_cap($db_cap);
}
/**
* Determine if a database supports a particular feature.
*/
public function has_cap($db_cap)
{
$db_cap = strtolower($db_cap);
$version = parent::has_cap($db_cap);
if ($version && 'utf8mb4' === $db_cap) {
return version_compare($this->dbh->getAttribute(PDO::ATTR_CLIENT_VERSION), '5.5.3', '>=');
}
return $version;
}
