/**
* Return the set of strings in the translation files that are not used in the code.
* @param string $p_prefix
* @return array
*/
public static function FindUnusedStrings($p_prefix)
{
global $g_localizerConfig;
if (empty($p_prefix)) {
return array();
}
$dir = $g_localizerConfig["MAP_PREFIX_TO_DIR"][$p_prefix];
$existingKeys = Localizer::FindTranslationStrings($dir);
$localData = new LocalizerLanguage($p_prefix, $g_localizerConfig['DEFAULT_LANGUAGE']);
$localData->loadFile(Localizer::GetMode());
$localTable = $localData->getTranslationTable();
$unusedKeys = array();
foreach ($localTable as $key => $value) {
if (!in_array($key, $existingKeys)) {
$unusedKeys[$key] = $key;
}
}
$unusedKeys = array_unique($unusedKeys);
return $unusedKeys;
} // fn FindUnusedStrings
