@Override
public void pruneHistory(long maxHistoryLength, ProgressDelegate progress) {
VFSContainer versionsContainer = getRootVersionsContainer();
if (!versionsContainer.exists()) {
return;
}
// delete folder without versioning first
int count = 0;
String[] excludedRootFolders = new String[] {"tmp", "scorm", "forum", "portfolio"};
for (String excludedRootFolder : excludedRootFolders) {
VFSItem excludedContainer = versionsContainer.resolve(excludedRootFolder);
if (excludedContainer instanceof LocalFolderImpl) {
File excludedFile = ((LocalFolderImpl) excludedContainer).getBasefile();
FileUtils.deleteQuietly(excludedFile);
if (progress != null) progress.setInfo(excludedContainer.getName());
}
if (progress != null) progress.setActual(++count);
}
if (maxHistoryLength < 0) {
// nothing to do
} else if (maxHistoryLength == 0 && versionsContainer instanceof LocalFolderImpl) {
// delete all the stuff
FileUtils.deleteQuietly(((LocalFolderImpl) versionsContainer).getBasefile());
} else {
pruneVersionHistory(versionsContainer, maxHistoryLength, progress, count);
}
if (progress != null) progress.finished();
}
@Override
public boolean deleteOrphans(ProgressDelegate progress) {
List<OrphanVersion> orphans = orphans();
if (progress != null) progress.setMax(orphans.size());
int count = 0;
for (OrphanVersion orphan : orphans) {
delete(orphan);
if (progress != null) {
progress.setActual(++count);
progress.setInfo(orphan.getOriginalFilePath());
}
}
if (progress != null) progress.finished();
return true;
}
private void pruneVersionHistory(
VFSContainer container, long maxHistoryLength, ProgressDelegate progress, int count) {
List<VFSItem> children = container.getItems(new SystemItemFilter());
for (VFSItem child : children) {
if (child instanceof VFSContainer) {
if (progress != null) progress.setActual(++count);
pruneVersionHistory((VFSContainer) child, maxHistoryLength, progress, count);
}
if (child instanceof VFSLeaf) {
VFSLeaf versionsLeaf = (VFSLeaf) child;
pruneVersionHistory(versionsLeaf, maxHistoryLength, progress);
}
}
}
private void pruneVersionHistory(
VFSLeaf versionsLeaf, long maxHistoryLength, ProgressDelegate progress) {
if (versionsLeaf.getName().endsWith(".xml") && isVersionsXmlFile(versionsLeaf)) {
File originalFile = reversedOriginFile(versionsLeaf);
if (originalFile.exists()) {
VFSLeaf original = new LocalFileImpl(originalFile);
if (progress != null) progress.setInfo(original.getName());
Versions versions = readVersions(original, versionsLeaf);
List<VFSRevision> revisions = versions.getRevisions();
if (revisions.size() > maxHistoryLength) {
List<VFSRevision> revisionsToDelete =
revisions.subList(0, revisions.size() - (int) maxHistoryLength);
deleteRevisions((Versionable) original, revisionsToDelete);
}
}
}
}
