diff --git a/CHANGELOG.md b/CHANGELOG.md
index 19582cd30e6..7baa3627776 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -32,9 +32,11 @@ ownCloud admins and users.
* Bugfix - "Clear data" button enabled in the app settings in device settings: [#4309](https://github.com/owncloud/android/issues/4309)
* Bugfix - Remove lens icon in folder picker: [#4311](https://github.com/owncloud/android/issues/4311)
* Bugfix - Retried successful uploads are cleaned up from the temporary folder: [#4335](https://github.com/owncloud/android/issues/4335)
+* Bugfix - Resolve incorrect truncation of long display names in Manage Accounts: [#4351](https://github.com/owncloud/android/issues/4351)
* Change - Upgrade minimum SDK version to Android 7.0 (v24): [#4230](https://github.com/owncloud/android/issues/4230)
* Change - Automatic discovery of the account in login: [#4301](https://github.com/owncloud/android/issues/4301)
* Change - Add new prefixes in commit messages of 3rd party contributors: [#4346](https://github.com/owncloud/android/pull/4346)
+* Change - Kotlinize PreviewTextFragment: [#4356](https://github.com/owncloud/android/issues/4356)
* Enhancement - Correct "Local only" option in remove dialog: [#3936](https://github.com/owncloud/android/issues/3936)
* Enhancement - Improvements in Manage Accounts view: [#4148](https://github.com/owncloud/android/issues/4148)
* Enhancement - New setting for manual removal of local storage: [#4174](https://github.com/owncloud/android/issues/4174)
@@ -71,6 +73,15 @@ ownCloud admins and users.
https://github.com/owncloud/android/issues/4335
https://github.com/owncloud/android/pull/4341
+* Bugfix - Resolve incorrect truncation of long display names in Manage Accounts: [#4351](https://github.com/owncloud/android/issues/4351)
+
+ Resolved the bug where long display names were truncated incorrectly in the
+ Manage Accounts view. Now, display names are properly truncated in the middle
+ with ellipsis (...) to maintain readability.
+
+ https://github.com/owncloud/android/issues/4351
+ https://github.com/owncloud/android/pull/4380
+
* Change - Upgrade minimum SDK version to Android 7.0 (v24): [#4230](https://github.com/owncloud/android/issues/4230)
The minimum Android version will be Android 7.0 Nougat (API 24). The application
@@ -94,6 +105,13 @@ ownCloud admins and users.
https://github.com/owncloud/android/pull/4346
+* Change - Kotlinize PreviewTextFragment: [#4356](https://github.com/owncloud/android/issues/4356)
+
+ PreviewTextFragment class has been moved from Java to Kotlin.
+
+ https://github.com/owncloud/android/issues/4356
+ https://github.com/owncloud/android/pull/4376
+
* Enhancement - Correct "Local only" option in remove dialog: [#3936](https://github.com/owncloud/android/issues/3936)
"Local only" option in remove dialog will only be shown if checking selected
diff --git a/changelog/unreleased/4351 b/changelog/unreleased/4351
index edafdc3d174..592a382e281 100644
--- a/changelog/unreleased/4351
+++ b/changelog/unreleased/4351
@@ -1,4 +1,4 @@
-Bugfix: Resolve incorrect truncation of long display names in Manage Accounts view
+Bugfix: Resolve incorrect truncation of long display names in Manage Accounts
Resolved the bug where long display names were truncated incorrectly in the Manage Accounts view.
Now, display names are properly truncated in the middle with ellipsis (...) to maintain readability.
diff --git a/changelog/unreleased/4376 b/changelog/unreleased/4376
new file mode 100644
index 00000000000..e3ebe0f22e8
--- /dev/null
+++ b/changelog/unreleased/4376
@@ -0,0 +1,6 @@
+Change: Kotlinize PreviewTextFragment
+
+PreviewTextFragment class has been moved from Java to Kotlin.
+
+https://github.com/owncloud/android/issues/4356
+https://github.com/owncloud/android/pull/4376
diff --git a/owncloudApp/src/main/java/com/owncloud/android/ui/activity/FileDisplayActivity.kt b/owncloudApp/src/main/java/com/owncloud/android/ui/activity/FileDisplayActivity.kt
index 47c947d31b8..c783e28a91f 100644
--- a/owncloudApp/src/main/java/com/owncloud/android/ui/activity/FileDisplayActivity.kt
+++ b/owncloudApp/src/main/java/com/owncloud/android/ui/activity/FileDisplayActivity.kt
@@ -1561,7 +1561,7 @@ class FileDisplayActivity : FileActivity(),
*
* @param file Text [OCFile] to preview.
*/
- fun startTextPreview(file: OCFile?) {
+ fun startTextPreview(file: OCFile) {
val textPreviewFragment = PreviewTextFragment.newInstance(
file,
account
diff --git a/owncloudApp/src/main/java/com/owncloud/android/ui/preview/PreviewTextFragment.java b/owncloudApp/src/main/java/com/owncloud/android/ui/preview/PreviewTextFragment.java
deleted file mode 100644
index 0618da60401..00000000000
--- a/owncloudApp/src/main/java/com/owncloud/android/ui/preview/PreviewTextFragment.java
+++ /dev/null
@@ -1,537 +0,0 @@
-/**
- * ownCloud Android client application
- *
- * @author Christian Schabesberger
- * @author Shashvat Kedia
- * @author Juan Carlos Garrote Gascón
- * @author Parneet Singh
- * @author Aitor Ballesteros Pavón
- *
- * Copyright (C) 2024 ownCloud GmbH.
- *
- * 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 .
- */
-
-package com.owncloud.android.ui.preview;
-
-import android.accounts.Account;
-import android.os.AsyncTask;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ProgressBar;
-import android.widget.RelativeLayout;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-import androidx.fragment.app.FragmentTransaction;
-import androidx.lifecycle.Lifecycle;
-import androidx.viewpager2.widget.ViewPager2;
-import com.google.android.material.tabs.TabLayout;
-import com.google.android.material.tabs.TabLayoutMediator;
-import com.owncloud.android.R;
-import com.owncloud.android.datamodel.FileDataStorageManager;
-import com.owncloud.android.domain.files.model.OCFile;
-import com.owncloud.android.extensions.ActivityExtKt;
-import com.owncloud.android.extensions.FragmentExtKt;
-import com.owncloud.android.extensions.MenuExtKt;
-import com.owncloud.android.presentation.files.operations.FileOperation;
-import com.owncloud.android.presentation.files.operations.FileOperationsViewModel;
-import com.owncloud.android.presentation.files.removefile.RemoveFilesDialogFragment;
-import com.owncloud.android.presentation.previews.PreviewTextViewModel;
-import com.owncloud.android.ui.controller.TransferProgressController;
-import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
-import com.owncloud.android.ui.dialog.LoadingDialog;
-import com.owncloud.android.ui.fragment.FileFragment;
-import com.owncloud.android.utils.PreferenceUtils;
-import timber.log.Timber;
-
-import java.io.BufferedWriter;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.StringWriter;
-import java.lang.ref.WeakReference;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Scanner;
-
-import static org.koin.java.KoinJavaComponent.get;
-
-public class PreviewTextFragment extends FileFragment {
- private static final String EXTRA_FILE = "FILE";
- private static final String EXTRA_ACCOUNT = "ACCOUNT";
- private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
-
- private Account mAccount;
- private ProgressBar mProgressBar;
- private TransferProgressController mProgressController;
- private TextView mTextPreview;
- private View mTextLayout;
- private TabLayout mTabLayout;
- private ViewPager2 mViewPager2;
- private RelativeLayout rootView;
- private TextLoadAsyncTask mTextLoadTask;
- public static boolean isOpen = false;
- public static OCFile currentFilePreviewing = null;
-
- PreviewTextViewModel previewTextViewModel = get(PreviewTextViewModel.class);
- FileOperationsViewModel fileOperationsViewModel = get(FileOperationsViewModel.class);
-
- /**
- * Public factory method to create new PreviewTextFragment instances.
- *
- * @param file An {@link OCFile} to preview in the fragment
- * @param account ownCloud account containing file
- * @return Fragment ready to be used.
- */
- public static PreviewTextFragment newInstance(
- OCFile file,
- Account account
- ) {
- PreviewTextFragment frag = new PreviewTextFragment();
- Bundle args = new Bundle();
- args.putParcelable(EXTRA_FILE, file);
- args.putParcelable(EXTRA_ACCOUNT, account);
- frag.setArguments(args);
- return frag;
- }
-
- /**
- * Creates an empty fragment for previews.
- *
- * MUST BE KEPT: the system uses it when tries to reinstantiate a fragment automatically
- * (for instance, when the device is turned a aside).
- *
- * DO NOT CALL IT: an {@link OCFile} and {@link Account} must be provided for a successful
- * construction
- */
- public PreviewTextFragment() {
- super();
- mAccount = null;
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public View onCreateView(LayoutInflater inflater, ViewGroup container,
- Bundle savedInstanceState) {
- super.onCreateView(inflater, container, savedInstanceState);
- Timber.v("onCreateView");
-
- View ret = inflater.inflate(R.layout.preview_text_fragment, container, false);
- ret.setFilterTouchesWhenObscured(
- PreferenceUtils.shouldDisallowTouchesWithOtherVisibleWindows(getContext())
- );
-
- rootView = ret.findViewById(R.id.top);
- mProgressBar = ret.findViewById(R.id.syncProgressBar);
- mTabLayout = ret.findViewById(R.id.tab_layout);
- mViewPager2 = ret.findViewById(R.id.view_pager);
- mTextPreview = ret.findViewById(R.id.text_preview);
-
- mTextLayout = ret.findViewById(R.id.text_layout);
- return ret;
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- OCFile file;
- if (savedInstanceState == null) {
- Bundle args = getArguments();
- file = args.getParcelable(EXTRA_FILE);
- mAccount = args.getParcelable(EXTRA_ACCOUNT);
- if (file == null) {
- throw new IllegalStateException("Instanced with a NULL OCFile");
- }
- if (mAccount == null) {
- throw new IllegalStateException("Instanced with a NULL ownCloud Account");
- }
- } else {
- file = savedInstanceState.getParcelable(EXTRA_FILE);
- mAccount = savedInstanceState.getParcelable(EXTRA_ACCOUNT);
- }
- setFile(file);
- setHasOptionsMenu(true);
- isOpen = true;
- currentFilePreviewing = file;
- }
-
- @Override
- public void onActivityCreated(Bundle savedState) {
- super.onActivityCreated(savedState);
- mProgressController = new TransferProgressController(mContainerActivity);
- mProgressController.setProgressBar(mProgressBar);
- }
-
- @Override
- public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
- super.onViewCreated(view, savedInstanceState);
- loadAndShowTextPreview();
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public void onSaveInstanceState(Bundle outState) {
- super.onSaveInstanceState(outState);
- outState.putParcelable(EXTRA_FILE, getFile());
- outState.putParcelable(EXTRA_ACCOUNT, mAccount);
- }
-
- private void loadAndShowTextPreview() {
- mTextLoadTask = new TextLoadAsyncTask(new WeakReference(mTextPreview),
- new WeakReference(rootView), new WeakReference(mTextLayout),
- new WeakReference(mTabLayout),
- new WeakReference(mViewPager2));
- mTextLoadTask.execute(getFile());
- }
-
- /**
- * Reads the file to preview and shows its contents. Too critical to be anonymous.
- */
- private class TextLoadAsyncTask extends AsyncTask {
- private final String DIALOG_WAIT_TAG = "DIALOG_WAIT";
- private final WeakReference mTextViewReference;
- private final WeakReference mRootView;
- private final WeakReference mTextLayout;
- private final WeakReference mTabLayout;
- private final WeakReference mViewPager;
- private String mimeType;
-
- private TextLoadAsyncTask(WeakReference textView, WeakReference rootView,
- WeakReference textLayout,
- WeakReference tabLayout, WeakReference viewPager) {
- mTextViewReference = textView;
- mRootView = rootView;
- mTextLayout = textLayout;
- mTabLayout = tabLayout;
- mViewPager = viewPager;
- }
-
- @Override
- protected void onPreExecute() {
- showLoadingDialog();
- }
-
- @Override
- protected StringWriter doInBackground(java.lang.Object... params) {
- if (params.length != 1) {
- throw new IllegalArgumentException("The parameter to " + TextLoadAsyncTask.class.getName() + " must " +
- "be (1) the file location");
- }
- final OCFile file = (OCFile) params[0];
- final String location = file.getStoragePath();
- mimeType = file.getMimeType();
-
- FileInputStream inputStream = null;
- Scanner sc = null;
- StringWriter source = new StringWriter();
- BufferedWriter bufferedWriter = new BufferedWriter(source);
- try {
- inputStream = new FileInputStream(location);
- sc = new Scanner(inputStream);
- while (sc.hasNextLine()) {
- bufferedWriter.append(sc.nextLine());
- if (sc.hasNextLine()) {
- bufferedWriter.append("\n");
- }
- }
- bufferedWriter.close();
- IOException exc = sc.ioException();
- if (exc != null) {
- throw exc;
- }
- } catch (IOException e) {
- Timber.e(e);
- } finally {
- if (inputStream != null) {
- try {
- inputStream.close();
- } catch (IOException e) {
- Timber.e(e);
- }
- }
- if (sc != null) {
- sc.close();
- }
- }
- return source;
- }
-
- @Override
- protected void onPostExecute(final StringWriter stringWriter) {
- final TextView textView = mTextViewReference.get();
- final RelativeLayout rootView = mRootView.get();
- final View textLayout = mTextLayout.get();
- final TabLayout tabLayout = mTabLayout.get();
- final ViewPager2 viewPager = mViewPager.get();
-
- String text = new String(stringWriter.getBuffer());
- if (textView != null && rootView != null && textLayout != null && tabLayout != null && viewPager != null) {
- showPreviewText(text, mimeType, rootView, textView, textLayout, tabLayout, viewPager);
- }
-
- try {
- dismissLoadingDialog();
- } catch (IllegalStateException illegalStateException) {
- Timber.w(illegalStateException, "Dismissing dialog not allowed after onSaveInstanceState");
- }
- }
-
- /**
- * Show loading dialog
- */
- public void showLoadingDialog() {
- // only once
- Fragment frag = getActivity().getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
- LoadingDialog loading = null;
- if (frag == null) {
- // Construct dialog
- loading = LoadingDialog.newInstance(R.string.wait_a_moment, false);
- FragmentManager fm = getActivity().getSupportFragmentManager();
- FragmentTransaction ft = fm.beginTransaction();
- loading.show(ft, DIALOG_WAIT_TAG);
- } else {
- loading = (LoadingDialog) frag;
- loading.setShowsDialog(true);
- }
-
- }
-
- /**
- * Dismiss loading dialog
- */
- public void dismissLoadingDialog() {
- final Fragment frag = getActivity().getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
- if (frag != null) {
- LoadingDialog loading = (LoadingDialog) frag;
- loading.dismiss();
- }
- }
-
- private void showPreviewText(String text, String mimeType, RelativeLayout rootView, TextView textView,
- View textLayout,
- TabLayout tabLayout, ViewPager2 viewPager) {
- if (mimeType.equals("text/markdown")) {
- rootView.removeView(textLayout);
- showFormatType(text, mimeType, tabLayout, viewPager);
- tabLayout.setVisibility(View.VISIBLE);
- viewPager.setVisibility(View.VISIBLE);
- } else {
- rootView.removeView(tabLayout);
- rootView.removeView(viewPager);
- textView.setText(text);
- textLayout.setVisibility(View.VISIBLE);
- }
- }
-
- private void showFormatType(String text, String mimeType, TabLayout tabLayout, ViewPager2 viewPager) {
- PreviewFormatTextFragmentStateAdapter adapter =
- new PreviewFormatTextFragmentStateAdapter(PreviewTextFragment.this, text, mimeType);
- viewPager.setAdapter(adapter);
- new TabLayoutMediator(tabLayout, viewPager, (tab, position) -> {
- if (position == 0) {
- tab.setText(adapter.getFormatTypes().get(mimeType));
- } else {
- tab.setText(adapter.getFormatTypes().get(PreviewFormatTextFragmentStateAdapter.TYPE_PLAIN));
- }
- }).attach();
- }
-
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
- super.onCreateOptionsMenu(menu, inflater);
- inflater.inflate(R.menu.file_actions_menu, menu);
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public void onPrepareOptionsMenu(Menu menu) {
- super.onPrepareOptionsMenu(menu);
-
- if (mContainerActivity.getStorageManager() != null) {
- OCFile safeFile = getFile();
- String accountName = mContainerActivity.getStorageManager().getAccount().name;
- previewTextViewModel.filterMenuOptions(safeFile, accountName);
-
- FragmentExtKt.collectLatestLifecycleFlow(this, previewTextViewModel.getMenuOptions(),
- Lifecycle.State.CREATED,
- (menuOptions, continuation) -> {
- boolean hasWritePermission = safeFile.getHasWritePermission();
- MenuExtKt.filterMenuOptions(menu, menuOptions, hasWritePermission);
- return null;
- }
- );
- }
-
- MenuItem item = menu.findItem(R.id.action_search);
- if (item != null) {
- item.setVisible(false);
- item.setEnabled(false);
- }
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public boolean onOptionsItemSelected(MenuItem item) {
- switch (item.getItemId()) {
- case R.id.action_share_file: {
- mContainerActivity.getFileOperationsHelper().showShareFile(getFile());
- return true;
- }
- case R.id.action_open_file_with: {
- openFile();
- return true;
- }
- case R.id.action_remove_file: {
- RemoveFilesDialogFragment dialog = RemoveFilesDialogFragment.newInstanceForSingleFile(getFile());
- dialog.show(getFragmentManager(), ConfirmationDialogFragment.FTAG_CONFIRMATION);
- return true;
- }
- case R.id.action_see_details: {
- seeDetails();
- return true;
- }
- case R.id.action_send_file: {
- ActivityExtKt.sendDownloadedFilesByShareSheet(requireActivity(), Collections.singletonList(getFile()));
- return true;
- }
- case R.id.action_sync_file: {
- fileOperationsViewModel.performOperation(new FileOperation.SynchronizeFileOperation(getFile(),
- mAccount.name));
- return true;
- }
- case R.id.action_set_available_offline: {
- ArrayList fileToSetAsAvailableOffline = new ArrayList<>();
- fileToSetAsAvailableOffline.add(getFile());
- fileOperationsViewModel.performOperation(new FileOperation.SetFilesAsAvailableOffline(fileToSetAsAvailableOffline));
- return true;
- }
- case R.id.action_unset_available_offline: {
- ArrayList fileToUnsetAsAvailableOffline = new ArrayList<>();
- fileToUnsetAsAvailableOffline.add(getFile());
- fileOperationsViewModel.performOperation(new FileOperation.UnsetFilesAsAvailableOffline(fileToUnsetAsAvailableOffline));
- return true;
- }
- default:
- return super.onOptionsItemSelected(item);
- }
- }
-
- private void seeDetails() {
- mContainerActivity.showDetails(getFile());
- }
-
- @Override
- public void onDestroyView() {
- super.onDestroyView();
- if (mTextLoadTask != null) {
- mTextLoadTask.cancel(Boolean.TRUE);
- mTextLoadTask.dismissLoadingDialog();
- }
- isOpen = false;
- currentFilePreviewing = null;
- }
-
- @Override
- public void onFileMetadataChanged(OCFile updatedFile) {
- if (updatedFile != null) {
- setFile(updatedFile);
- }
- getActivity().invalidateOptionsMenu();
- }
-
- @Override
- public void onFileMetadataChanged() {
- FileDataStorageManager storageManager = mContainerActivity.getStorageManager();
- if (storageManager != null) {
- setFile(storageManager.getFileByPath(getFile().getRemotePath(), null));
- }
- getActivity().invalidateOptionsMenu();
- }
-
- @Override
- public void onFileContentChanged() {
- loadAndShowTextPreview();
- }
-
- @Override
- public void updateViewForSyncInProgress() {
- mProgressController.showProgressBar();
- }
-
- @Override
- public void updateViewForSyncOff() {
- mProgressController.hideProgressBar();
- }
-
- /**
- * Opens the previewed file with an external application.
- */
- private void openFile() {
- mContainerActivity.getFileOperationsHelper().openFile(getFile());
- finish();
- }
-
- /**
- * Helper method to test if an {@link OCFile} can be passed to a {@link PreviewTextFragment} to be previewed.
- *
- * @param file File to test if can be previewed.
- * @return 'True' if the file can be handled by the fragment.
- */
- public static boolean canBePreviewed(OCFile file) {
- final List unsupportedTypes = new LinkedList();
- unsupportedTypes.add("text/richtext");
- unsupportedTypes.add("text/rtf");
- unsupportedTypes.add("text/vnd.abc");
- unsupportedTypes.add("text/vnd.fmi.flexstor");
- unsupportedTypes.add("text/vnd.rn-realtext");
- unsupportedTypes.add("text/vnd.wap.wml");
- unsupportedTypes.add("text/vnd.wap.wmlscript");
- return (file != null && file.isAvailableLocally() && file.isText() &&
- !unsupportedTypes.contains(file.getMimeType()) &&
- !unsupportedTypes.contains(file.getMimeTypeFromName())
- );
- }
-
- /**
- * Finishes the preview
- */
- private void finish() {
- getActivity().onBackPressed();
- }
-}
diff --git a/owncloudApp/src/main/java/com/owncloud/android/ui/preview/PreviewTextFragment.kt b/owncloudApp/src/main/java/com/owncloud/android/ui/preview/PreviewTextFragment.kt
new file mode 100644
index 00000000000..01cb2d58cb3
--- /dev/null
+++ b/owncloudApp/src/main/java/com/owncloud/android/ui/preview/PreviewTextFragment.kt
@@ -0,0 +1,437 @@
+/**
+ * ownCloud Android client application
+ *
+ * @author Christian Schabesberger
+ * @author Shashvat Kedia
+ * @author Juan Carlos Garrote Gascón
+ * @author Parneet Singh
+ * @author Aitor Ballesteros Pavón
+ * @author Jorge Aguado Recio
+ *
+ * Copyright (C) 2024 ownCloud GmbH.
+ *
+ * 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 .
+ */
+
+package com.owncloud.android.ui.preview
+
+import android.accounts.Account
+import android.os.AsyncTask
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.Menu
+import android.view.MenuInflater
+import android.view.MenuItem
+import android.view.View
+import android.view.ViewGroup
+import android.widget.RelativeLayout
+import android.widget.TextView
+import androidx.viewpager2.widget.ViewPager2
+import com.google.android.material.tabs.TabLayout
+import com.google.android.material.tabs.TabLayoutMediator
+import com.owncloud.android.R
+import com.owncloud.android.databinding.PreviewTextFragmentBinding
+import com.owncloud.android.databinding.TopProgressBarBinding
+import com.owncloud.android.domain.files.model.OCFile
+import com.owncloud.android.extensions.collectLatestLifecycleFlow
+import com.owncloud.android.extensions.filterMenuOptions
+import com.owncloud.android.extensions.sendDownloadedFilesByShareSheet
+import com.owncloud.android.presentation.files.operations.FileOperation
+import com.owncloud.android.presentation.files.operations.FileOperationsViewModel
+import com.owncloud.android.presentation.files.removefile.RemoveFilesDialogFragment
+import com.owncloud.android.presentation.previews.PreviewTextViewModel
+import com.owncloud.android.ui.controller.TransferProgressController
+import com.owncloud.android.ui.dialog.ConfirmationDialogFragment
+import com.owncloud.android.ui.dialog.LoadingDialog
+import com.owncloud.android.ui.fragment.FileFragment
+import com.owncloud.android.utils.PreferenceUtils
+import org.koin.androidx.viewmodel.ext.android.viewModel
+import org.koin.core.component.getScopeName
+import timber.log.Timber
+import java.io.BufferedWriter
+import java.io.FileInputStream
+import java.io.IOException
+import java.io.StringWriter
+import java.util.Scanner
+
+class PreviewTextFragment : FileFragment() {
+ private var account: Account? = null
+ private lateinit var progressController: TransferProgressController
+ private lateinit var textLoadTask: TextLoadAsyncTask
+
+ private val previewTextViewModel by viewModel()
+ private val fileOperationsViewModel by viewModel()
+
+ private lateinit var binding: PreviewTextFragmentBinding
+ private lateinit var bindingTopProgress: TopProgressBarBinding
+
+ override fun onCreateView(
+ inflater: LayoutInflater,
+ container: ViewGroup?,
+ savedInstanceState: Bundle?
+ ): View {
+ super.onCreateView(inflater, container, savedInstanceState)
+ Timber.v("onCreateView")
+
+ binding = PreviewTextFragmentBinding.inflate(inflater, container, false)
+ bindingTopProgress = TopProgressBarBinding.bind(binding.root)
+ return binding.root.apply {
+ filterTouchesWhenObscured = PreferenceUtils.shouldDisallowTouchesWithOtherVisibleWindows(context)
+ }
+ }
+
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+ val file: OCFile?
+ if (savedInstanceState == null) {
+ val args = requireArguments()
+ file = args.getParcelable(EXTRA_FILE)
+ account = args.getParcelable(EXTRA_ACCOUNT)
+ if (file == null) {
+ throw IllegalStateException("Instanced with a NULL OCFile")
+ }
+
+ if (account == null) {
+ throw IllegalStateException("Instanced with a NULL ownCloud Account")
+ }
+ } else {
+ file = savedInstanceState.getParcelable(EXTRA_FILE)
+ account = savedInstanceState.getParcelable(EXTRA_ACCOUNT)
+ }
+ setFile(file)
+ setHasOptionsMenu(true)
+ isOpen = true
+ currentFilePreviewing = file
+ }
+
+ override fun onActivityCreated(savedInstanceState: Bundle?) {
+ super.onActivityCreated(savedInstanceState)
+ progressController = TransferProgressController(mContainerActivity)
+ progressController.setProgressBar(bindingTopProgress.syncProgressBar)
+ }
+
+ override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+ loadAndShowTextPreview()
+ }
+
+ override fun onSaveInstanceState(outState: Bundle) {
+ outState.apply {
+ putParcelable(EXTRA_FILE, file)
+ putParcelable(EXTRA_ACCOUNT, account)
+ }
+ }
+
+ override fun onOptionsItemSelected(item: MenuItem): Boolean {
+ return when (item.itemId) {
+ R.id.action_share_file -> {
+ mContainerActivity.fileOperationsHelper.showShareFile(file)
+ true
+ }
+
+ R.id.action_open_file_with -> {
+ openFile()
+ true
+ }
+
+ R.id.action_remove_file -> {
+ RemoveFilesDialogFragment.newInstance(file).show(requireFragmentManager(), ConfirmationDialogFragment.FTAG_CONFIRMATION)
+ true
+ }
+
+ R.id.action_see_details -> {
+ seeDetails()
+ true
+ }
+
+ R.id.action_send_file -> {
+ requireActivity().sendDownloadedFilesByShareSheet(listOf(file))
+ true
+ }
+
+ R.id.action_sync_file -> {
+ account?.let { fileOperationsViewModel.performOperation(FileOperation.SynchronizeFileOperation(file, it.name)) }
+ true
+ }
+
+ R.id.action_set_available_offline -> {
+ val fileToSetAsAvailableOffline = ArrayList()
+ fileToSetAsAvailableOffline.add(file)
+ fileOperationsViewModel.performOperation(FileOperation.SetFilesAsAvailableOffline(fileToSetAsAvailableOffline))
+ true
+ }
+
+ R.id.action_unset_available_offline -> {
+ val fileToUnsetAsAvailableOffline = ArrayList()
+ fileToUnsetAsAvailableOffline.add(file)
+ fileOperationsViewModel.performOperation(FileOperation.UnsetFilesAsAvailableOffline(fileToUnsetAsAvailableOffline))
+ true
+ }
+
+ else -> {
+ super.onOptionsItemSelected(item)
+ }
+ }
+ }
+
+ override fun onDestroyView() {
+ super.onDestroyView()
+ textLoadTask.apply {
+ cancel(true)
+ dismissLoadingDialog()
+ }
+ isOpen = false
+ currentFilePreviewing = null
+ }
+
+ override fun onFileMetadataChanged(updatedFile: OCFile?) {
+ updatedFile?.let {
+ file = updatedFile
+ }
+ requireActivity().invalidateOptionsMenu()
+ }
+
+ override fun onFileMetadataChanged() {
+ mContainerActivity.storageManager?.let {
+ file = it.getFileByPath(file.remotePath)
+ }
+ requireActivity().invalidateOptionsMenu()
+ }
+
+ override fun onFileContentChanged() {
+ loadAndShowTextPreview()
+ }
+
+ override fun updateViewForSyncInProgress() {
+ progressController.showProgressBar()
+ }
+
+ override fun updateViewForSyncOff() {
+ progressController.hideProgressBar()
+ }
+
+ override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+ inflater.inflate(R.menu.file_actions_menu, menu)
+ }
+
+ override fun onPrepareOptionsMenu(menu: Menu) {
+ mContainerActivity.storageManager?.let {
+ val safeFile = file
+ val accountName = it.account.name
+ previewTextViewModel.filterMenuOptions(safeFile, accountName)
+
+ collectLatestLifecycleFlow(previewTextViewModel.menuOptions) { menuOptions ->
+ val hasWritePermission = safeFile.hasWritePermission
+ menu.filterMenuOptions(menuOptions, hasWritePermission)
+ }
+ }
+
+ menu.findItem(R.id.action_search)?.apply {
+ isVisible = false
+ isEnabled = false
+ }
+
+ }
+
+ private fun loadAndShowTextPreview() {
+ textLoadTask = TextLoadAsyncTask(
+ binding.textLayout.textPreview,
+ binding.top,
+ binding.textLayout.root,
+ binding.tabLayout,
+ binding.viewPager
+ )
+ textLoadTask.execute(file)
+ }
+
+ private fun openFile() {
+ mContainerActivity.fileOperationsHelper.openFile(file)
+ finish()
+ }
+
+ private fun seeDetails() {
+ mContainerActivity.showDetails(file)
+ }
+
+ private fun finish() {
+ requireActivity().onBackPressed()
+ }
+
+ private inner class TextLoadAsyncTask(
+ var textViewReference: TextView,
+ var rootView: RelativeLayout,
+ var textLayout: View,
+ var tabLayout: TabLayout,
+ var viewPager: ViewPager2
+ ) : AsyncTask() {
+
+ private val DIALOG_WAIT_TAG = "DIALOG_WAIT"
+ private lateinit var mimeType: String
+
+ override fun onPreExecute() {
+ showLoadingDialog()
+ }
+
+ override fun doInBackground(vararg params: OCFile?): StringWriter {
+ if (params.size != 1) {
+ throw IllegalArgumentException("The parameter to ${this.getScopeName()} must be (1) the file location")
+ }
+
+ val file = params[0] as OCFile
+ val location = file.storagePath
+ mimeType = file.mimeType
+
+ var inputStream: FileInputStream? = null
+ var scanner: Scanner? = null
+ val source = StringWriter()
+ val bufferedWriter = BufferedWriter(source)
+
+ try {
+ inputStream = FileInputStream(location)
+ scanner = Scanner(inputStream)
+ while (scanner.hasNextLine()) {
+ bufferedWriter.append(scanner.nextLine())
+ if (scanner.hasNextLine()) {
+ bufferedWriter.append("\n")
+ }
+ }
+ bufferedWriter.close()
+ val exc = scanner.ioException()
+ if (exc != null) {
+ throw exc
+ }
+ } catch (e: IOException) {
+ Timber.e(e)
+ } finally {
+ if (inputStream != null) {
+ try {
+ inputStream.close()
+ } catch (e: IOException) {
+ Timber.e(e)
+ }
+ }
+ scanner?.close()
+ }
+ return source
+ }
+
+ override fun onPostExecute(result: StringWriter) {
+ val text = String(result.buffer)
+ showPreviewText(text, mimeType, rootView, textViewReference, textLayout, tabLayout, viewPager)
+
+ try {
+ dismissLoadingDialog()
+ } catch (illegalStateException: java.lang.IllegalStateException) {
+ Timber.w(illegalStateException, "Dismissing dialog not allowed after onSaveInstanceState")
+ }
+ }
+
+ fun showLoadingDialog() {
+ val waitDialogFragment = requireActivity().supportFragmentManager.findFragmentByTag(DIALOG_WAIT_TAG)
+ val loading: LoadingDialog
+
+ if (waitDialogFragment == null) {
+ loading = LoadingDialog.newInstance(R.string.wait_a_moment, false)
+ val fragmentManager = requireActivity().supportFragmentManager
+ val fragmentTransaction = fragmentManager.beginTransaction()
+ loading.show(fragmentTransaction, DIALOG_WAIT_TAG)
+ } else {
+ loading = waitDialogFragment as LoadingDialog
+ loading.showsDialog = true
+ }
+ }
+
+ fun dismissLoadingDialog() {
+ val waitDialogFragment = requireActivity().supportFragmentManager.findFragmentByTag(DIALOG_WAIT_TAG)
+ waitDialogFragment?.let {
+ val loading = waitDialogFragment as LoadingDialog
+ loading.dismiss()
+ }
+ }
+
+ private fun showPreviewText(
+ text: String,
+ mimeType: String,
+ rootView: RelativeLayout,
+ textView: TextView,
+ textLayout: View,
+ tabLayout: TabLayout,
+ viewPager: ViewPager2
+ ) {
+ if (mimeType == "text/markdown") {
+ rootView.removeView(textLayout)
+ showFormatType(text, mimeType, tabLayout, viewPager)
+ tabLayout.visibility = View.VISIBLE
+ viewPager.visibility = View.VISIBLE
+ } else {
+ rootView.removeView(tabLayout)
+ rootView.removeView(viewPager)
+ textView.text = text
+ textLayout.visibility = View.VISIBLE
+ }
+ }
+
+ private fun showFormatType(
+ text: String,
+ mimeType: String,
+ tabLayout: TabLayout,
+ viewPager: ViewPager2
+ ) {
+ val adapter = PreviewFormatTextFragmentStateAdapter(this@PreviewTextFragment, text, mimeType)
+ viewPager.adapter = adapter
+
+ TabLayoutMediator(tabLayout, viewPager) { tab: TabLayout.Tab, position: Int ->
+ if (position == 0) {
+ tab.text = adapter.formatTypes[mimeType]
+ } else {
+ tab.text = adapter.formatTypes[PreviewFormatTextFragmentStateAdapter.TYPE_PLAIN]
+ }
+ }.attach()
+ }
+ }
+
+
+ companion object {
+ private const val EXTRA_FILE = "FILE"
+ private const val EXTRA_ACCOUNT = "ACCOUNT"
+ var isOpen = false
+ var currentFilePreviewing: OCFile? = null
+
+ fun newInstance(file: OCFile, account: Account): PreviewTextFragment {
+ val args = Bundle().apply {
+ putParcelable(EXTRA_FILE, file)
+ putParcelable(EXTRA_ACCOUNT, account)
+ }
+
+ return PreviewTextFragment().apply {
+ arguments = args
+ }
+ }
+
+ fun canBePreviewed(file: OCFile?): Boolean {
+ val unsupportedTypes = listOf(
+ "test/richtest",
+ "text/rtf",
+ "text/vnd.abc",
+ "text/vnd.fmi.flexstor",
+ "text/vnd.rn-realtext",
+ "text/vnd.wap.wml",
+ "text/vnd.wap.wmlscript"
+ )
+
+ return (file != null && file.isAvailableLocally && file.isText &&
+ !unsupportedTypes.contains(file.mimeType) &&
+ !unsupportedTypes.contains(file.getMimeTypeFromName()))
+ }
+ }
+}
+