// FLICKR AUTHENTICATION HELPER FUNCTIONS
// Attempts to authneticate with a given token
public void authenticateWithToken(String _token) {
AuthInterface authInterface = flickr.getAuthInterface();
// make sure the token is legit
try {
authInterface.checkToken(_token);
} catch (Exception e) {
println("Token is bad, getting a new one");
getAuthentication();
return;
}
auth = new Auth();
RequestContext requestContext = RequestContext.getRequestContext();
requestContext.setSharedSecret(secretKey);
requestContext.setAuth(auth);
auth.setToken(_token);
auth.setPermission(Permission.WRITE);
flickr.setAuth(auth);
println("Authentication success");
}
@Override
protected Photo doInBackground(Long... photo_ids) {
long photo_id = photo_ids[0];
Flickr flickr = null;
try {
flickr =
new Flickr(
ApiKeys.FLICKR_API_KEY, // My API key
ApiKeys.FLICKR_API_SECRET, // My API secret
new REST());
} catch (ParserConfigurationException e) {
e.printStackTrace();
}
RequestContext requestContext = RequestContext.getRequestContext();
Auth auth = new Auth();
SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(context);
String stored_auth_token =
settings.getString(FlickrAuthRetrievalActivity.PREFKEY_FLICKR_AUTH_TOKEN, null);
auth.setToken(stored_auth_token);
auth.setPermission(Permission.READ);
requestContext.setAuth(auth);
Photo photo = null;
try {
photo = flickr.getPhotosInterface().getPhoto(Long.toString(photo_id));
} catch (IOException e1) {
e1.printStackTrace();
} catch (FlickrException e1) {
e1.printStackTrace();
} catch (SAXException e1) {
e1.printStackTrace();
}
return photo;
}
public void doBackup(File directory) throws Exception {
if (!directory.exists()) directory.mkdir();
RequestContext rc = RequestContext.getRequestContext();
if (this.authStore != null) {
Auth auth = this.authStore.retrieve(this.nsid);
if (auth == null) this.authorize();
else rc.setAuth(auth);
}
PhotosetsInterface pi = flickr.getPhotosetsInterface();
PhotosInterface photoInt = flickr.getPhotosInterface();
Map<String, Collection> allPhotos = new HashMap<String, Collection>();
Iterator sets = pi.getList(this.nsid).getPhotosets().iterator();
while (sets.hasNext()) {
Photoset set = (Photoset) sets.next();
PhotoList photos = pi.getPhotos(set.getId(), 500, 1);
allPhotos.put(set.getTitle(), photos);
}
int notInSetPage = 1;
Collection notInASet = new ArrayList();
while (true) {
Collection nis = photoInt.getNotInSet(50, notInSetPage);
notInASet.addAll(nis);
if (nis.size() < 50) break;
notInSetPage++;
}
allPhotos.put("NotInASet", notInASet);
Iterator<String> allIter = allPhotos.keySet().iterator();
while (allIter.hasNext()) {
String setTitle = allIter.next();
String setDirectoryName = makeSafeFilename(setTitle);
Collection currentSet = allPhotos.get(setTitle);
Iterator setIterator = currentSet.iterator();
File setDirectory = new File(directory, setDirectoryName);
setDirectory.mkdir();
while (setIterator.hasNext()) {
Photo p = (Photo) setIterator.next();
String url = p.getLargeUrl();
URL u = new URL(url);
String filename = u.getFile();
filename = filename.substring(filename.lastIndexOf("/") + 1, filename.length());
System.out.println("Now writing " + filename + " to " + setDirectory.getCanonicalPath());
BufferedInputStream inStream =
new BufferedInputStream(photoInt.getImageAsStream(p, Size.LARGE));
File newFile = new File(setDirectory, filename);
FileOutputStream fos = new FileOutputStream(newFile);
int read;
while ((read = inStream.read()) != -1) {
fos.write(read);
}
fos.flush();
fos.close();
inStream.close();
}
}
}
