/**
* Set the terms for this learnpath item
* @param string Terms, as a comma-split list
* @return boolean Always return true
*/
function set_terms($terms)
{
global $charset;
$lp_item = Database::get_course_table(TABLE_LP_ITEM);
require_once api_get_path(LIBRARY_PATH) . 'search/DokeosIndexer.class.php';
$a_terms = split(',', $terms);
$i_terms = split(',', $this->get_terms());
foreach ($i_terms as $term) {
if (!in_array($term, $a_terms)) {
array_push($a_terms, $term);
}
}
$new_terms = $a_terms;
$new_terms_string = implode(',', $new_terms);
$terms_update_sql = '';
//TODO: validate csv string
$terms_update_sql = "UPDATE {$lp_item} SET terms = '" . Database::escape_string(api_htmlentities($new_terms_string, ENT_QUOTES, $charset)) . "' WHERE id=" . $this->get_id();
$res = Database::query($terms_update_sql, __FILE__, __LINE__);
// save it to search engine
if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
$di = new DokeosIndexer();
$di->update_terms($this->get_search_did(), $new_terms);
}
return true;
}
