@Override
public void handle(HttpRequest request, HttpResponse response, HttpContext context)
throws HttpException, IOException {
AbstractHttpEntity entity;
String uri = request.getRequestLine().getUri();
int i = uri.indexOf(LIBRARY_URL);
String sha1 = uri.substring(i + LIBRARY_URL.length());
if (sha1.indexOf("?") != -1) {
sha1 = sha1.substring(0, sha1.indexOf("?"));
}
System.out.println("sha1:" + sha1);
URN urn = new URNImpl(com.limegroup.gnutella.URN.createSHA1Urn(sha1));
if (libraryManager.getLibraryManagedList().contains(urn)) {
FileDesc fileDesc = libraryManager.getLibraryManagedList().getFileDescsByURN(urn).get(0);
entity = new NFileEntity(fileDesc.getFile(), "application/binary");
entity.setContentType("application/binary");
response.setHeader(
"Content-disposition", "attachment; filename=\"" + fileDesc.getFileName() + "\";");
} else {
entity = new NStringEntity("File not found: " + sha1);
entity.setContentType("text/plain");
}
response.setEntity(entity);
}
@Override
public LocalFileItem getFileItem(File file) {
FileDesc fileDesc = getCoreCollection().getFileDesc(file);
if (fileDesc != null) {
return (LocalFileItem) fileDesc.getClientProperty(FILE_ITEM_PROPERTY);
}
return null;
}
private LocalFileItem getOrCreateLocalFileItem(FileDesc fileDesc) {
LocalFileItem item;
Object object = fileDesc.getClientProperty(FILE_ITEM_PROPERTY);
if (object != null) {
item = (LocalFileItem) object;
} else {
item = fileItemFactory.createCoreLocalFileItem(fileDesc);
fileDesc.putClientProperty(FILE_ITEM_PROPERTY, item);
}
return item;
}
public LimeXMLDocument getXMLDocument() {
// TODO - use fileDesc.getLimeXMLDoc(); note that it has slightly different logic
// legacy LW had multiple docs per file.
// now only one is allowed.
// could potentially pick the one that
// corresponds to the files type.
List<LimeXMLDocument> docs = fileDesc.getLimeXMLDocuments();
if (docs.size() == 1) {
return docs.get(0);
} else {
return null;
}
}
/**
* kills all in-network downloaders whose URNs are not listed in the list of updates. Deletes any
* files in the folder that are not listed in the update message.
*/
private void killObsoleteUpdates(List<? extends DownloadInformation> toDownload) {
if (!downloadManager.get().isSavedDownloadsLoaded()
|| !fileManager.get().getManagedFileList().isLoadFinished()) return;
if (_killingObsoleteNecessary) {
_killingObsoleteNecessary = false;
downloadManager.get().killDownloadersNotListed(toDownload);
Set<URN> urns = new HashSet<URN>(toDownload.size());
for (DownloadInformation data : toDownload) urns.add(data.getUpdateURN());
List<FileDesc> shared =
fileManager
.get()
.getGnutellaFileList()
.getFilesInDirectory(LibraryUtils.PREFERENCE_SHARE);
for (FileDesc fd : shared) {
if (fd.getSHA1Urn() != null && !urns.contains(fd.getSHA1Urn())) {
fileManager.get().getManagedFileList().remove(fd.getFile());
fd.getFile().delete();
}
}
}
}
/** Notification that meta information has changed in the filedesc. */
protected void updateFileDesc(FileDesc fd) {
LocalFileItem item = (LocalFileItem) fd.getClientProperty(FILE_ITEM_PROPERTY);
if (item != null) {
threadSafeList.getReadWriteLock().writeLock().lock();
try {
int idx = threadSafeList.indexOf(item);
if (idx > 0) {
threadSafeList.set(idx, item);
} else {
LOG.warnf(
"Attempted to update FD w/ LocalFileItem that is not in list anymore. Item {0}",
item);
}
} finally {
threadSafeList.getReadWriteLock().writeLock().unlock();
}
} else {
LOG.warnf("Attempted to update FD without LocalFileItem, FD {0}", fd);
}
}
public URN getSHA1Urn() {
return fileDesc.getSHA1Urn();
}
public long getSize() {
return fileDesc.getFileSize();
}
public String getFileName() {
return fileDesc.getFileName();
}
@Override
protected LocalFileItem convertSource(FileDesc source) {
return (LocalFileItem) source.getClientProperty(FILE_ITEM_PROPERTY);
}
protected void removeFileDesc(FileDesc fd) {
LocalFileItem item = (LocalFileItem) fd.getClientProperty(FILE_ITEM_PROPERTY);
threadSafeList.remove(item);
}