Fix for Torrentflux-b4rt installs in the web root (so with no folder setting).

lib/src/org/transdroid/daemon/Tfb4rt/Tfb4rtAdapter.java

@@ -51,13 +51,10 @@ import com.android.internalcopy.http.multipart.FilePart;
 import com.android.internalcopy.http.multipart.MultipartEntity;
 import com.android.internalcopy.http.multipart.Part;
 
-
 /**
- * An adapter that allows for easy access to Torrentflux-b4rt installs. Communication
- * is handled via HTTP GET requests and XML responses.
- * 
+ * An adapter that allows for easy access to Torrentflux-b4rt installs. Communication is handled via HTTP GET requests
+ * and XML responses.
  * @author erickok
- *
  */
 public class Tfb4rtAdapter implements IDaemonAdapter {
 
@@ -84,25 +81,25 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 
 	@Override
 	public DaemonTaskResult executeTask(DaemonTask task) {
-		
+
 		try {
 			switch (task.getMethod()) {
 			case Retrieve:
 
 				// Request all torrents from server
-				return new RetrieveTaskSuccessResult((RetrieveTask) task, makeStatsRequest(),null);
-				
+				return new RetrieveTaskSuccessResult((RetrieveTask) task, makeStatsRequest(), null);
+
 			case AddByFile:
-				
+
 				// Add a torrent to the server by sending the contents of a local .torrent file
-				String file = ((AddByFileTask)task).getFile();
+				String file = ((AddByFileTask) task).getFile();
 				makeFileUploadRequest("fileUpload", file);
 				return null;
-	
+
 			case AddByUrl:
 
 				// Request to add a torrent by URL
-				String url = ((AddByUrlTask)task).getUrl();
+				String url = ((AddByUrlTask) task).getUrl();
 				makeActionRequest("urlUpload", url);
 				return new DaemonTaskSuccessResult(task);
 
@@ -110,15 +107,16 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 
 				// Remove a torrent
 				RemoveTask removeTask = (RemoveTask) task;
-				makeActionRequest((removeTask.includingData()? "deleteWithData": "delete"), task.getTargetTorrent().getUniqueID());
+				makeActionRequest((removeTask.includingData() ? "deleteWithData" : "delete"), task.getTargetTorrent()
+						.getUniqueID());
 				return new DaemonTaskSuccessResult(task);
-				
+
 			case Pause:
 
 				// Pause a torrent
 				makeActionRequest("stop", task.getTargetTorrent().getUniqueID());
 				return new DaemonTaskSuccessResult(task);
-				
+
 			case PauseAll:
 
 				// Pause all torrents
@@ -130,21 +128,22 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 				// Resume a torrent
 				makeActionRequest("start", task.getTargetTorrent().getUniqueID());
 				return new DaemonTaskSuccessResult(task);
-				
+
 			case ResumeAll:
 
 				// Resume all torrents
 				makeActionRequest("bulkStart", null);
 				return new DaemonTaskSuccessResult(task);
-				
+
 			case SetTransferRates:
 
 				// Request to set the maximum transfer rates
 				// TODO: Implement this?
 				return null;
-				
+
 			default:
-				return new DaemonTaskFailureResult(task, new DaemonException(ExceptionType.MethodUnsupported, task.getMethod() + " is not supported by " + getType()));
+				return new DaemonTaskFailureResult(task, new DaemonException(ExceptionType.MethodUnsupported,
+						task.getMethod() + " is not supported by " + getType()));
 			}
 		} catch (DaemonException e) {
 			return new DaemonTaskFailureResult(task, e);
@@ -154,22 +153,22 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 	private List<Torrent> makeStatsRequest() throws DaemonException {
 
 		try {
-				
+
 			// Initialise the HTTP client
 			if (httpclient == null) {
 				initialise();
 			}
-			
+
 			// Make request
 			HttpGet httpget = new HttpGet(buildWebUIUrl(RPC_URL_STATS));
-            HttpResponse response = httpclient.execute(httpget); 
-			
+			HttpResponse response = httpclient.execute(httpget);
+
 			// Read XML response
 			InputStream instream = response.getEntity().getContent();
 			List<Torrent> torrents = StatsParser.parse(new InputStreamReader(instream));
 			instream.close();
-			return torrents;			
-			
+			return torrents;
+
 		} catch (DaemonException e) {
 			DLog.d(LOG_NAME, "Parsing error: " + e.toString());
 			throw e;
@@ -177,20 +176,21 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 			DLog.d(LOG_NAME, "Error: " + e.toString());
 			throw new DaemonException(ExceptionType.ConnectionError, e.toString());
 		}
-		
+
 	}
 
 	private boolean makeActionRequest(String action, String target) throws DaemonException {
 
 		try {
-				
+
 			// Initialise the HTTP client
 			if (httpclient == null) {
 				initialise();
 			}
-			
+
 			// Make request
-			HttpGet httpget = new HttpGet(buildWebUIUrl(RPC_URL_DISPATCH + action + RPC_URL_DISPATCH2 + RPC_URL_AID + (action.equals("urlUpload")? RPC_URL_URL: RPC_URL_TRANSFER) + target));
+			HttpGet httpget = new HttpGet(buildWebUIUrl(RPC_URL_DISPATCH + action + RPC_URL_DISPATCH2 + RPC_URL_AID
+					+ (action.equals("urlUpload") ? RPC_URL_URL : RPC_URL_TRANSFER) + target));
 			HttpResponse response = httpclient.execute(httpget);
 
 			// Read response (a successful action always returned '1')
@@ -210,21 +210,21 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 			DLog.d(LOG_NAME, "Error: " + e.toString());
 			throw new DaemonException(ExceptionType.ConnectionError, e.toString());
 		}
-		
+
 	}
 
 	private boolean makeFileUploadRequest(String action, String target) throws DaemonException {
 
 		try {
-				
+
 			// Initialise the HTTP client
 			if (httpclient == null) {
 				initialise();
 			}
-			
+
 			// Make request
 			HttpPost httppost = new HttpPost(buildWebUIUrl(RPC_URL_DISPATCH + action + RPC_URL_DISPATCH2 + RPC_URL_AID));
-			
+
 			File upload = new File(URI.create(target));
 			Part[] parts = { new FilePart("upload_files[]", upload) };
 			httppost.setEntity(new MultipartEntity(parts, httppost.getParams()));
@@ -247,7 +247,7 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 			DLog.d(LOG_NAME, "Error: " + e.toString());
 			throw new DaemonException(ExceptionType.ConnectionError, e.toString());
 		}
-		
+
 	}
 
 	/**
@@ -258,20 +258,27 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 	private void initialise() throws DaemonException {
 		httpclient = HttpHelper.createStandardHttpClient(settings, true);
 	}
-	
+
 	/**
 	 * Build the URL of specific Torrentflux site request from the user settings and some requested action.
-	 * @param act The action to perform, which is an already build query string without usernmae/password, i.e. dispatcher.php?action=stop&transfer=ubuntu.torrent
-	 * @return The URL of a specific request, i.e. http://localhost:80/turrentflux/dispatcher.php?action=stop&transfer=ubuntu.torrent&username=admin&md5pass=asd98as7d
+	 * @param act The action to perform, which is an already build query string without usernmae/password, i.e.
+	 *            dispatcher.php?action=stop&transfer=ubuntu.torrent
+	 * @return The URL of a specific request, i.e.
+	 *         http://localhost:80/turrentflux/dispatcher.php?action=stop&transfer=ubuntu
+	 *         .torrent&username=admin&md5pass=asd98as7d
 	 */
 	private String buildWebUIUrl(String act) {
-		String folder = settings.getFolder().endsWith("/")? 
-				settings.getFolder().substring(0, settings.getFolder().length() - 1): 
-				settings.getFolder();
-		return (settings.getSsl() ? "https://" : "http://") + settings.getAddress() + ":" + settings.getPort() + 
-			folder + act + RPC_URL_USER + settings.getUsername() + RPC_URL_PASS + md5Pass((settings.getPassword() == null? "": settings.getPassword()));
+		String folder = "";
+		if (settings.getFolder() != null) {
+			folder = settings.getFolder();
+			if (folder.endsWith("/"))
+				folder = folder.substring(0, folder.length() - 1);
+		}
+		return (settings.getSsl() ? "https://" : "http://") + settings.getAddress() + ":" + settings.getPort() + folder
+				+ act + RPC_URL_USER + settings.getUsername() + RPC_URL_PASS
+				+ md5Pass((settings.getPassword() == null ? "" : settings.getPassword()));
 	}
-	
+
 	/**
 	 * Calculate the MD5 hash of a password to use with the Torrentflux-b4rt dispatcher requests.
 	 * @param pass The plain text password
@@ -280,9 +287,9 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 	public static String md5Pass(String pass) {
 		try {
 			MessageDigest m = MessageDigest.getInstance("MD5");
-			byte[] data = pass.getBytes(); 
-			m.update(data,0,data.length);
-			BigInteger i = new BigInteger(1,m.digest());
+			byte[] data = pass.getBytes();
+			m.update(data, 0, data.length);
+			BigInteger i = new BigInteger(1, m.digest());
 			return String.format("%1$032X", i);
 		} catch (NoSuchAlgorithmException e) {
 			e.printStackTrace();
@@ -299,5 +306,5 @@ public class Tfb4rtAdapter implements IDaemonAdapter {
 	public DaemonSettings getSettings() {
 		return this.settings;
 	}
-		
+
 }