X-Git-Url: http://git.linex4red.de/pub/Android/ownCloud.git/blobdiff_plain/ab946b9af69f3f299d72026db69f5f650096d8e8..6ace8ab1c18b23a4c016986256075cfda8e50104:/src/com/owncloud/android/files/OwnCloudFileObserver.java

diff --git a/src/com/owncloud/android/files/OwnCloudFileObserver.java b/src/com/owncloud/android/files/OwnCloudFileObserver.java
new file mode 100644
index 00000000..8f2e3ee6
--- /dev/null
+++ b/src/com/owncloud/android/files/OwnCloudFileObserver.java
@@ -0,0 +1,103 @@
+/* ownCloud Android client application
+ *   Copyright (C) 2012 Bartek Przybylski
+ *   Copyright (C) 2012-2013 ownCloud Inc.
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License version 2,
+ *   as published by the Free Software Foundation.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+package com.owncloud.android.files;
+
+import java.io.File;
+
+import com.owncloud.android.Log_OC;
+import com.owncloud.android.datamodel.FileDataStorageManager;
+import com.owncloud.android.datamodel.OCFile;
+import com.owncloud.android.operations.RemoteOperationResult;
+import com.owncloud.android.operations.SynchronizeFileOperation;
+import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
+import com.owncloud.android.ui.activity.ConflictsResolveActivity;
+
+
+
+import android.accounts.Account;
+import android.content.Context;
+import android.content.Intent;
+import android.os.FileObserver;
+
+public class OwnCloudFileObserver extends FileObserver {
+
+    public static int CHANGES_ONLY = CLOSE_WRITE;
+    
+    private static String TAG = OwnCloudFileObserver.class.getSimpleName();
+    
+    private String mPath;
+    private int mMask;
+    private Account mOCAccount;
+    //private OCFile mFile;
+    private Context mContext;
+
+    
+    public OwnCloudFileObserver(String path, Account account, Context context, int mask) {
+        super(path, mask);
+        if (path == null)
+            throw new IllegalArgumentException("NULL path argument received"); 
+        /*if (file == null)
+            throw new IllegalArgumentException("NULL file argument received");*/ 
+        if (account == null)
+            throw new IllegalArgumentException("NULL account argument received"); 
+        if (context == null)
+            throw new IllegalArgumentException("NULL context argument received");
+        /*if (!path.equals(file.getStoragePath()) && !path.equals(FileStorageUtils.getDefaultSavePathFor(account.name, file)))
+            throw new IllegalArgumentException("File argument is not linked to the local file set in path argument"); */
+        mPath = path;
+        //mFile = file;
+        mOCAccount = account;
+        mContext = context; 
+        mMask = mask;
+    }
+    
+    @Override
+    public void onEvent(int event, String path) {
+        Log_OC.d(TAG, "Got file modified with event " + event + " and path " + mPath + ((path != null) ? File.separator + path : ""));
+        if ((event & mMask) == 0) {
+            Log_OC.wtf(TAG, "Incorrect event " + event + " sent for file " + mPath + ((path != null) ? File.separator + path : "") +
+                         " with registered for " + mMask + " and original path " +
+                         mPath);
+            return;
+        }
+        FileDataStorageManager storageManager = new FileDataStorageManager(mOCAccount, mContext.getContentResolver());
+        OCFile file = storageManager.getFileByLocalPath(mPath);     // a fresh object is needed; many things could have occurred to the file since it was registered to observe
+                                                                    // again, assuming that local files are linked to a remote file AT MOST, SOMETHING TO BE DONE; 
+        SynchronizeFileOperation sfo = new SynchronizeFileOperation(file, 
+                                                                    null, 
+                                                                    storageManager, 
+                                                                    mOCAccount, 
+                                                                    true, 
+                                                                    true, 
+                                                                    mContext);
+        RemoteOperationResult result = sfo.execute(mOCAccount, mContext);
+        if (result.getCode() == ResultCode.SYNC_CONFLICT) {
+            // ISSUE 5: if the user is not running the app (this is a service!), this can be very intrusive; a notification should be preferred
+            Intent i = new Intent(mContext, ConflictsResolveActivity.class);
+            i.setFlags(i.getFlags() | Intent.FLAG_ACTIVITY_NEW_TASK);
+            i.putExtra(ConflictsResolveActivity.EXTRA_FILE, file);
+            i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, mOCAccount);
+            mContext.startActivity(i);
+        }
+        // TODO save other errors in some point where the user can inspect them later;
+        //      or maybe just toast them;
+        //      or nothing, very strange fails
+    }
+    
+}