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<?php

/**
 * Sanitize a multidimensional array
 *
 * @uses htmlspecialchars
 *
 * @param (array)
 * @return (array) the sanitized array
 */
function purica_array ($data = array()) {
	if (!is_array($data) || !count($data)) {
		return array();
	}

	foreach ($data as $k => $v) {
		if (!is_array($v) && !is_object($v)) {
			$data[$k] = htmlspecialchars(trim($v));
		}
		if (is_array($v)) {
			$data[$k] = purica_array($v);
		}
	}

	return $data;
}