Merge remote-tracking branch 'upstream/develop' into triggerMediaScan

[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / dialog / RemoveFileDialogFragment.java

diff --git a/src/com/owncloud/android/ui/dialog/RemoveFileDialogFragment.java b/src/com/owncloud/android/ui/dialog/RemoveFileDialogFragment.java
new file mode 100644 (file)
index 0000000..8158a5a
--- /dev/null
+++ b/src/com/owncloud/android/ui/dialog/RemoveFileDialogFragment.java
@@ -0,0 +1,158 @@
+/* ownCloud Android client application
+ *   Copyright (C) 2014 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.ui.dialog;
+
+/**
+ *  Dialog requiring confirmation before removing a given OCFile.  
+ * 
+ *  Triggers the removal according to the user response. 
+ *  
+ *  @author David A. Velasco
+ */
+import java.io.File;
+import java.util.Vector;
+
+import com.owncloud.android.R;
+import com.owncloud.android.datamodel.FileDataStorageManager;
+import com.owncloud.android.datamodel.OCFile;
+import com.owncloud.android.ui.activity.ComponentsGetter;
+import com.owncloud.android.ui.dialog.ConfirmationDialogFragment.ConfirmationDialogFragmentListener;
+
+import android.app.Dialog;
+import android.media.MediaScannerConnection;
+import android.os.Bundle;
+
+public class RemoveFileDialogFragment extends ConfirmationDialogFragment 
+implements ConfirmationDialogFragmentListener {
+
+    private static final String ARG_TARGET_FILE = "TARGET_FILE";
+
+    /**
+     * Public factory method to create new RemoveFileDialogFragment instances.
+     * 
+     * @param file            File to remove.
+     * @return                Dialog ready to show.
+     */
+    public static RemoveFileDialogFragment newInstance(OCFile file) {
+        RemoveFileDialogFragment frag = new RemoveFileDialogFragment();
+        Bundle args = new Bundle();
+        
+        int messageStringId = R.string.confirmation_remove_alert;
+        
+        int posBtn = R.string.confirmation_remove_remote;
+        int neuBtn = -1;
+        if (file.isFolder()) {
+            messageStringId = R.string.confirmation_remove_folder_alert;
+            posBtn = R.string.confirmation_remove_remote_and_local;
+            neuBtn = R.string.confirmation_remove_folder_local;
+        } else if (file.isDown()) {
+            posBtn = R.string.confirmation_remove_remote_and_local;
+            neuBtn = R.string.confirmation_remove_local;
+        }
+        
+        
+        args.putInt(ARG_CONF_RESOURCE_ID, messageStringId);
+        args.putStringArray(ARG_CONF_ARGUMENTS, new String[]{file.getFileName()});
+        args.putInt(ARG_POSITIVE_BTN_RES, posBtn);
+        args.putInt(ARG_NEUTRAL_BTN_RES, neuBtn);
+        args.putInt(ARG_NEGATIVE_BTN_RES, R.string.common_cancel);
+        args.putParcelable(ARG_TARGET_FILE, file);
+        frag.setArguments(args);
+        
+        return frag;
+    }
+
+    private OCFile mTargetFile;
+    
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        Dialog dialog = super.onCreateDialog(savedInstanceState);
+        mTargetFile = getArguments().getParcelable(ARG_TARGET_FILE);
+        
+        setOnConfirmationListener(this);
+        
+        return dialog;
+    }    
+
+    /**
+     * Performs the removal of the target file, both locally and in the server.
+     */
+    @Override
+    public void onConfirmation(String callerTag) {
+        ComponentsGetter cg = (ComponentsGetter)getSherlockActivity();
+        FileDataStorageManager storageManager = cg.getStorageManager();
+        if (storageManager.getFileById(mTargetFile.getFileId()) != null) {
+            String path = new File(mTargetFile.getStoragePath()).getParent();
+            cg.getFileOperationsHelper().removeFile(mTargetFile, false);
+            triggerMediaScan(path);
+        }
+    }
+    
+    /**
+     * Performs the removal of the local copy of the target file
+     */
+    @Override
+    public void onNeutral(String callerTag) {
+        String path = new File(mTargetFile.getStoragePath()).getParent();
+        ComponentsGetter cg = (ComponentsGetter)getSherlockActivity();
+        cg.getFileOperationsHelper()
+            .removeFile(mTargetFile, true);
+        
+        FileDataStorageManager storageManager = cg.getStorageManager();
+        
+        boolean containsKeepInSync = false;
+        if (mTargetFile.isFolder()) {
+            Vector<OCFile> files = storageManager.getFolderContent(mTargetFile);
+            for(OCFile file: files) {
+                containsKeepInSync = file.keepInSync() || containsKeepInSync;
+
+                if (containsKeepInSync)
+                    break;
+            }
+        }
+
+        // Remove etag for parent, if file is a keep_in_sync 
+        // or is a folder and contains keep_in_sync        
+        if (mTargetFile.keepInSync() || containsKeepInSync) {
+            OCFile folder = null;
+            if (mTargetFile.isFolder()) {
+                folder = mTargetFile;
+            } else {
+                folder = storageManager.getFileById(mTargetFile.getParentId());
+            }
+            
+           folder.setEtag("");
+           storageManager.saveFile(folder);  
+        }
+        
+        // Trigger MediaScan
+        triggerMediaScan(path);
+    }
+
+    @Override
+    public void onCancel(String callerTag) {
+        // nothing to do here
+    }
+    
+    private void triggerMediaScan(String path){
+        MediaScannerConnection.scanFile(
+                getActivity().getApplicationContext(), 
+                new String[]{path}, 
+                null,null);
+    }
+}
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