Merge pull request #41 from nextcloud/fix_file_modification_date_on_upload

Fix file modification date on upload

Author: AndyScherzinger

sample_client/src/com/owncloud/android/lib/sampleclient/MainActivity.java

@@ -146,30 +146,36 @@ public void onClickHandler(View button) {
 	    		Toast.makeText(this, R.string.youre_doing_it_wrong, Toast.LENGTH_SHORT).show();
     	}
     }
-    
+
     private void startRefresh() {
     	ReadRemoteFolderOperation refreshOperation = new ReadRemoteFolderOperation(FileUtils.PATH_SEPARATOR);
     	refreshOperation.execute(mClient, this, mHandler);
     }
-    
+
     private void startUpload() {
     	File upFolder = new File(getCacheDir(), getString(R.string.upload_folder_path));
-    	File fileToUpload = upFolder.listFiles()[0]; 
-    	String remotePath = FileUtils.PATH_SEPARATOR + fileToUpload.getName(); 
+    	File fileToUpload = upFolder.listFiles()[0];
+    	String remotePath = FileUtils.PATH_SEPARATOR + fileToUpload.getName();
     	String mimeType = getString(R.string.sample_file_mimetype);
-    	UploadRemoteFileOperation uploadOperation = new UploadRemoteFileOperation(fileToUpload.getAbsolutePath(), remotePath, mimeType);
+
+		// Get the last modification date of the file from the file system
+		Long timeStampLong = fileToUpload.lastModified() / 1000;
+		String timeStamp = timeStampLong.toString();
+
+    	UploadRemoteFileOperation uploadOperation =
+            new UploadRemoteFileOperation(fileToUpload.getAbsolutePath(), remotePath, mimeType, timeStamp);
     	uploadOperation.addDatatransferProgressListener(this);
     	uploadOperation.execute(mClient, this, mHandler);
     }
-    
+
     private void startRemoteDeletion() {
     	File upFolder = new File(getCacheDir(), getString(R.string.upload_folder_path));
-    	File fileToUpload = upFolder.listFiles()[0]; 
+    	File fileToUpload = upFolder.listFiles()[0];
     	String remotePath = FileUtils.PATH_SEPARATOR + fileToUpload.getName();
     	RemoveRemoteFileOperation removeOperation = new RemoveRemoteFileOperation(remotePath);
     	removeOperation.execute(mClient, this, mHandler);
     }
-    
+
     private void startDownload() {
     	File downFolder = new File(getCacheDir(), getString(R.string.download_folder_path));
     	downFolder.mkdir();

src/com/owncloud/android/lib/resources/files/ChunkedUploadRemoteFileOperation.java

@@ -54,14 +54,20 @@ public class ChunkedUploadRemoteFileOperation extends UploadRemoteFileOperation
     public static final long CHUNK_SIZE = 1024000;
     private static final String OC_CHUNKED_HEADER = "OC-Chunked";
     private static final String OC_CHUNK_SIZE_HEADER = "OC-Chunk-Size";
+    private static final String OC_CHUNK_X_OC_MTIME_HEADER = "X-OC-Mtime";
     private static final String TAG = ChunkedUploadRemoteFileOperation.class.getSimpleName();
     private Context mContext;
 
-    public ChunkedUploadRemoteFileOperation(
-            Context context, String storagePath, String remotePath, String mimeType, String requiredEtag) {
-        super(storagePath, remotePath, mimeType, requiredEtag);
+    public ChunkedUploadRemoteFileOperation(Context context, String storagePath, String remotePath,
+                                            String mimeType, String requiredEtag, String fileLastModifTimestamp) {
+        super(storagePath, remotePath, mimeType, requiredEtag, fileLastModifTimestamp);
         mContext = context;
     }
+
+    public ChunkedUploadRemoteFileOperation(String storagePath, String remotePath, String mimeType,
+                                            String requiredEtag, String fileLastModifTimestamp) {
+        super(storagePath, remotePath, mimeType, requiredEtag, fileLastModifTimestamp);
+    }
 
     @Override
     protected int uploadFile(OwnCloudClient client) throws IOException {
@@ -112,6 +118,8 @@ protected int uploadFile(OwnCloudClient client) throws IOException {
                 mPutMethod.addRequestHeader(OC_CHUNKED_HEADER, OC_CHUNKED_HEADER);
                 mPutMethod.addRequestHeader(OC_CHUNK_SIZE_HEADER, chunkSizeStr);
                 mPutMethod.addRequestHeader(OC_TOTAL_LENGTH_HEADER, totalLengthStr);
+                mPutMethod.addRequestHeader(OC_CHUNK_X_OC_MTIME_HEADER, mFileLastModifTimestamp);
+
                 ((ChunkFromFileChannelRequestEntity) mEntity).setOffset(offset);
                 mPutMethod.setRequestEntity(mEntity);
                 if (mCancellationRequested.get()) {

src/com/owncloud/android/lib/resources/files/UploadRemoteFileOperation.java

@@ -62,27 +62,32 @@ public class UploadRemoteFileOperation extends RemoteOperation {
 
 	protected static final String OC_TOTAL_LENGTH_HEADER = "OC-Total-Length";
 	protected static final String IF_MATCH_HEADER = "If-Match";
+    protected static final String OC_X_OC_MTIME_HEADER = "X-OC-Mtime";
 
 	protected String mLocalPath;
 	protected String mRemotePath;
 	protected String mMimeType;
+	protected String mFileLastModifTimestamp;
 	protected PutMethod mPutMethod = null;
 	protected boolean mForbiddenCharsInServer = false;
 	protected String mRequiredEtag = null;
-	
+
 	protected final AtomicBoolean mCancellationRequested = new AtomicBoolean(false);
 	protected Set<OnDatatransferProgressListener> mDataTransferListeners = new HashSet<OnDatatransferProgressListener>();
 
 	protected RequestEntity mEntity = null;
 
-	public UploadRemoteFileOperation(String localPath, String remotePath, String mimeType) {
+	public UploadRemoteFileOperation(String localPath, String remotePath, String mimeType,
+									 String fileLastModifTimestamp) {
 		mLocalPath = localPath;
 		mRemotePath = remotePath;
 		mMimeType = mimeType;
+		mFileLastModifTimestamp = fileLastModifTimestamp;
 	}
 
-	public UploadRemoteFileOperation(String localPath, String remotePath, String mimeType, String requiredEtag) {
-		this(localPath, remotePath, mimeType);
+	public UploadRemoteFileOperation(String localPath, String remotePath, String mimeType, String requiredEtag,
+									 String fileLastModifTimestamp) {
+		this(localPath, remotePath, mimeType, fileLastModifTimestamp);
 		mRequiredEtag = requiredEtag;
 	}
 
@@ -152,6 +157,7 @@ protected int uploadFile(OwnCloudClient client) throws IOException {
 				mPutMethod.addRequestHeader(IF_MATCH_HEADER, "\"" + mRequiredEtag + "\"");
 			}
 			mPutMethod.addRequestHeader(OC_TOTAL_LENGTH_HEADER, String.valueOf(f.length()));
+            mPutMethod.addRequestHeader(OC_X_OC_MTIME_HEADER, mFileLastModifTimestamp);
 			mPutMethod.setRequestEntity(mEntity);
 			status = client.executeMethod(mPutMethod);
 
@@ -175,7 +181,7 @@ protected int uploadFile(OwnCloudClient client) throws IOException {
 		}
 		return status;
 	}
-	
+
     public Set<OnDatatransferProgressListener> getDataTransferListeners() {
         return mDataTransferListeners;
     }

test_client/src/com/owncloud/android/lib/test_project/TestActivity.java

@@ -245,52 +245,49 @@ public RemoteOperationResult downloadFile(RemoteFile remoteFile, String temporal
 	 * 
 	 * @return
 	 */
-	public RemoteOperationResult uploadFile(
-			String storagePath, String remotePath, String mimeType, String requiredEtag
-			) {
+	public RemoteOperationResult uploadFile(String storagePath, String remotePath, String mimeType,
+											String requiredEtag) {
 		return TestActivity.uploadFile(this, storagePath, remotePath, mimeType, mClient, requiredEtag);
 	}
-	
-	
-	/** Access to the library method to Upload a File 
+
+
+	/** Access to the library method to Upload a File
 	 *
 	 * @param context
 	 * @param storagePath
 	 * @param remotePath
 	 * @param mimeType
-	 * @param client            Client instance configured to access the target OC server.
-	 *
+	 * @param client       Client instance configured to access the target OC server.
+	 * @param requiredEtag
 	 * @return
 	 */
-	public static RemoteOperationResult uploadFile(
-			Context context, String storagePath, String remotePath, String mimeType, OwnCloudClient client,
-			String requiredEtag
-	) {
+	public static RemoteOperationResult uploadFile(Context context, String storagePath, String remotePath,
+												   String mimeType, OwnCloudClient client, String requiredEtag) {
+
+		String fileLastModifTimestamp = getFileLastModifTimeStamp(storagePath);
+
 		UploadRemoteFileOperation uploadOperation;
+
 		if ((new File(storagePath)).length() > ChunkedUploadRemoteFileOperation.CHUNK_SIZE) {
 			uploadOperation = new ChunkedUploadRemoteFileOperation(
-					context, storagePath, remotePath, mimeType, requiredEtag
+					context, storagePath, remotePath, mimeType, requiredEtag, fileLastModifTimestamp
 			);
 		} else {
             uploadOperation = new UploadRemoteFileOperation(
-            		storagePath, remotePath, mimeType
+                    storagePath, remotePath, mimeType, requiredEtag, fileLastModifTimestamp
     		);
         }
-		
-		RemoteOperationResult result = uploadOperation.execute(client);
-		return result;
+
+		return uploadOperation.execute(client);
 	}
 
 	/** Access to the library method to Get Shares 
 	 * 
 	 * @return
 	 */
-	public RemoteOperationResult getShares(){
-		
+	public RemoteOperationResult getShares() {
 		GetRemoteSharesOperation getOperation = new GetRemoteSharesOperation();
-		RemoteOperationResult result = getOperation.execute(mClient);
-		
-		return result;
+		return getOperation.execute(mClient);
 	}
 
 	/** Access to the library method to Create Share
@@ -315,10 +312,9 @@ public RemoteOperationResult getShares(){
 	public RemoteOperationResult createShare(String path, ShareType shareType, String shareWith, boolean publicUpload, 
 			String password, int permissions){
 
-		CreateRemoteShareOperation createOperation = new CreateRemoteShareOperation(path, shareType, shareWith, publicUpload, password, permissions);
-		RemoteOperationResult result = createOperation.execute(mClient);
-		
-		return result;
+		CreateRemoteShareOperation createOperation = new CreateRemoteShareOperation(path, shareType, shareWith,
+				publicUpload, password, permissions);
+		return createOperation.execute(mClient);
 	}
 
 
@@ -330,10 +326,7 @@ public RemoteOperationResult createShare(String path, ShareType shareType, Strin
 
 	public RemoteOperationResult removeShare(int idShare) {
 		RemoveRemoteShareOperation removeOperation = new RemoveRemoteShareOperation(idShare);
-		RemoteOperationResult result = removeOperation.execute(mClient);
-		
-		return result;
-		
+		return removeOperation.execute(mClient);
 	}
 
 
@@ -373,5 +366,9 @@ public static File extractAsset(String fileName, Context context) throws IOExcep
 		return extractedFile;
 	}
 
-
+    private static String getFileLastModifTimeStamp (String storagePath) {
+        File file = new File(storagePath);
+        Long timeStampLong = file.lastModified()/1000;
+        return timeStampLong.toString();
+    }
 }

test_client/tests/src/com/owncloud/android/lib/test_project/test/UploadFileTest.java

@@ -69,7 +69,7 @@ protected void setUp() throws Exception {
 	 * Test Upload File without chunks
 	 */
 	public void testUploadFile() {
-		
+
 		String fullPath2Upload = mBaseFolderPath + UPLOAD_PATH;
 		RemoteOperationResult result = mActivity.uploadFile(
 				mFileToUpload.getAbsolutePath(), 
@@ -121,5 +121,5 @@ protected void tearDown() throws Exception {
 		}
 		super.tearDown();
 	}
-	
+
 }