<?php
/**
 * DigiMina subjects output view
 *
 * @package DigiMina
 *
 * @uses $vars['value'] Array of values or a string
 */

// Load subjects library
elgg_load_library('elgg:digimina:subjects');

$value = array();
$output = array();

if (isset($vars['value'])) {
	if (!is_array($vars['value'])) {
		$value = array($vars['value']);
	} else {
		$value = $vars['value'];
	}
}

if (sizeof($value) > 0) {
	foreach ($value as $single) {
		$subject = digimina_get_subject_name_from_id($single);
		if ($subject) {
			$output[] = $subject;
		}
	}
}

if (sizeof($output) > 0) {
	echo implode(', ', $output);
}