/**
* transcode arrays recursively
*
* @param array the variable to convert
* @return converted object (which is also the input array)
*/
public static function to_unicode_recursively(&$input)
{
global $context;
// sanity check
if (!is_array($input)) {
return utf8::to_unicode($input);
}
// process all attributes
foreach ($input as $name => $value) {
if (is_array($value)) {
$input[$name] = utf8::to_unicode_recursively($value);
} else {
$input[$name] = utf8::to_unicode($value);
}
}
return $input;
}
