protected static function prepare($config)
{
// Handle spec requirements
// If the name or http-equiv attribute is in place, there must be a content key
if ((isset($config['name']) || isset($config['http-equiv'])) && !isset($config['content'])) {
// name or http-equiv must have content
die(get_class() . ' - fatal error: when name or http-equiv are set, content must also be set');
}
if (!isset($config['charset'])) {
$config = Meta::configAfterConvertingKeyToAttribute($config, 'content');
}
return $config;
}
