/**
* Delete a set of translation in the database
*
* @access static
* @param string language key
* @param array module.separator.topic => value
*/
public static function _deleteValues($a_lang_key, $a_values = array())
{
global $ilDB, $lng;
if (!is_array($a_values)) {
return;
}
$delete_array = array();
// save the single translations in lng_data
foreach ($a_values as $key => $value) {
$keys = explode($lng->separator, $key);
if (count($keys) == 2) {
$module = $keys[0];
$topic = $keys[1];
$delete_array[$module][$topic] = $value;
ilObjLanguage::deleteLangEntry($module, $topic, $a_lang_key);
}
}
// save the serialized module entries in lng_modules
foreach ($delete_array as $module => $entries) {
$set = $ilDB->query(sprintf("SELECT * FROM lng_modules " . "WHERE lang_key = %s AND module = %s", $ilDB->quote($a_lang_key, "text"), $ilDB->quote($module, "text")));
$row = $ilDB->fetchAssoc($set);
$arr = unserialize($row["lang_array"]);
if (is_array($arr)) {
$entries = array_diff_key($arr, $entries);
}
ilObjLanguage::replaceLangModule($a_lang_key, $module, $entries);
}
}
