private void checkForEmptyPropertyAndDelete(Locale locale, String bundleName) {
// TODO: RH: check if necessary although, as saveOrUpdateProperties does already delete
// properties
if (i18nMgr.getPropertiesWithoutResolvingRecursively(locale, bundleName).isEmpty()) {
i18nMgr.deleteProperties(locale, bundleName);
// TODO: RH: .cvs anpassen!
}
}
/**
* Check for keys that exist in target languages but not in EN or DE. Delete such keys in the
* target languages
*
* @param reallyRemoveIt true: really delete; false: verbose dry run
* @param referenceLanguages array that contains the language keys that serves as a reference
* (e.g. en and de)
* @param languages the languages that should be cleaned up
*/
public void removeDeletedKeys(
boolean reallyRemoveIt, String[] referenceLanguages, Set<String> languages) {
// first get all available keys from de and en language
Set<String> validCombinedKeys = new HashSet<String>();
// copy list to prevent concurrent modification exception
List<String> allBundles = new ArrayList<String>(I18nModule.getBundleNamesContainingI18nFiles());
for (String bundleName : allBundles) {
for (String refLangKey : referenceLanguages) {
Properties properties =
i18nMgr.getPropertiesWithoutResolvingRecursively(
i18nMgr.getLocaleOrNull(refLangKey), bundleName);
if (properties == null) {
throw new OLATRuntimeException("Invalid reference language::" + refLangKey, null);
} else {
for (Object keyObj : properties.keySet()) {
String key = (String) keyObj;
String combinedKey = bundleName + ":" + key;
validCombinedKeys.add(combinedKey);
}
}
}
}
log.info(
"removeDeletedKeys: found "
+ validCombinedKeys.size()
+ " valid keys in "
+ ArrayHelper.toString(referenceLanguages));
//
// For each language except DE and EN, go through all i18n files and
// remove keys not in the valid set
for (String langKey : languages) {
boolean isRefLang = false;
for (String refLangKey : referenceLanguages) {
if (refLangKey.equals(langKey)) {
isRefLang = true;
break;
}
}
if (isRefLang) continue;
// Not a reference language - delete from here
Locale locale = i18nMgr.getLocaleOrNull(langKey);
for (String bundleName : allBundles) {
Properties properties =
i18nMgr.getPropertiesWithoutResolvingRecursively(locale, bundleName);
int propCount = properties.size();
// copy keys to prevent concurrent modification
Set<String> availableKeys = new HashSet<String>();
for (Object key : properties.keySet()) {
availableKeys.add((String) key);
}
for (String key : availableKeys) {
String combinedKey = bundleName + ":" + key;
if (!validCombinedKeys.contains(combinedKey)) {
if (reallyRemoveIt) {
log.info(
"Deleting "
+ langKey
+ ":"
+ bundleName
+ ":"
+ key
+ " - does not exist in "
+ ArrayHelper.toString(referenceLanguages));
properties.remove(key);
} else {
log.info(
"Should be deleted: "
+ langKey
+ ":"
+ bundleName
+ ":"
+ key
+ " - does not exist in "
+ ArrayHelper.toString(referenceLanguages));
}
}
}
int delCount = (propCount - properties.size());
if (reallyRemoveIt && delCount > 0) {
// only save when changed
i18nMgr.saveOrUpdateProperties(properties, locale, bundleName);
log.info(
"For language::"
+ langKey
+ " the in bundle:: "
+ bundleName
+ " deleted "
+ delCount
+ " keys");
}
// delete empty bundles
if (reallyRemoveIt && properties.size() == 0) {
i18nMgr.deleteProperties(locale, bundleName);
log.info(
"Bundle:: "
+ bundleName
+ " deleted for language "
+ langKey
+ "entirely because it was empty");
}
}
}
}
