/**
* Gets all related translations for the current object,
* excluding itself. See {@link getTranslation()} to retrieve
* a single translated object.
*
* Getter with $stage parameter is specific to {@link Versioned} extension,
* mostly used for {@link SiteTree} subclasses.
*
* @param string $locale
* @param string $stage
* @return DataObjectSet
*/
function getTranslations($locale = null, $stage = null)
{
if ($this->owner->exists()) {
// HACK need to disable language filtering in augmentSQL(),
// as we purposely want to get different language
self::$enable_lang_filter = false;
$translationGroupID = $this->getTranslationGroup();
$baseDataClass = ClassInfo::baseDataClass($this->owner->class);
$filter = sprintf('`%s_translationgroups`.`TranslationGroupID` = %d', $baseDataClass, $translationGroupID);
if ($locale) {
$filter .= sprintf(' AND `%s`.`Locale` = \'%s\'', $baseDataClass, Convert::raw2sql($locale));
} else {
// exclude the language of the current owner
$filter .= sprintf(' AND `%s`.`Locale` != \'%s\'', $baseDataClass, $this->owner->Locale);
}
$join = sprintf('LEFT JOIN `%s_translationgroups` ON `%s_translationgroups`.`OriginalID` = `%s`.`ID`', $baseDataClass, $baseDataClass, $baseDataClass);
$currentStage = Versioned::current_stage();
if ($this->owner->hasExtension("Versioned")) {
if ($stage) {
Versioned::reading_stage($stage);
}
$translations = Versioned::get_by_stage($this->owner->class, Versioned::current_stage(), $filter, null, $join);
if ($stage) {
Versioned::reading_stage($currentStage);
}
} else {
$translations = DataObject::get($this->owner->class, $filter, null, $join);
}
self::$enable_lang_filter = true;
return $translations;
}
}
