open-keychain/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyAdvUserIdsFragment.java
2017-05-25 15:42:27 +02:00

420 lines
16 KiB
Java

/*
* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
* Copyright (C) 2014 Vincent Breitmoser <v.breitmoser@mugenguild.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 org.sufficientlysecure.keychain.ui;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Messenger;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.view.ActionMode;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.ViewAnimator;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
import org.sufficientlysecure.keychain.operations.results.EditKeyResult;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
import org.sufficientlysecure.keychain.ui.adapter.UserIdsAdapter;
import org.sufficientlysecure.keychain.ui.adapter.UserIdsAddedAdapter;
import org.sufficientlysecure.keychain.ui.base.CryptoOperationHelper;
import org.sufficientlysecure.keychain.ui.base.LoaderFragment;
import org.sufficientlysecure.keychain.ui.dialog.AddUserIdDialogFragment;
import org.sufficientlysecure.keychain.ui.dialog.EditUserIdDialogFragment;
import org.sufficientlysecure.keychain.ui.dialog.SetPassphraseDialogFragment;
import org.sufficientlysecure.keychain.ui.dialog.UserIdInfoDialogFragment;
import org.sufficientlysecure.keychain.util.Log;
public class ViewKeyAdvUserIdsFragment extends LoaderFragment implements
LoaderManager.LoaderCallbacks<Cursor> {
public static final String ARG_DATA_URI = "uri";
private static final int LOADER_ID_UNIFIED = 0;
private static final int LOADER_ID_USER_IDS = 1;
private ListView mUserIds;
private ListView mUserIdsAddedList;
private View mUserIdsAddedLayout;
private ViewAnimator mUserIdAddFabLayout;
private UserIdsAdapter mUserIdsAdapter;
private UserIdsAddedAdapter mUserIdsAddedAdapter;
private CryptoOperationHelper<SaveKeyringParcel, EditKeyResult> mEditKeyHelper;
private Uri mDataUri;
private long mMasterKeyId;
private byte[] mFingerprint;
private boolean mHasSecret;
private SaveKeyringParcel.Builder mSkpBuilder;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup superContainer, Bundle savedInstanceState) {
View root = super.onCreateView(inflater, superContainer, savedInstanceState);
View view = inflater.inflate(R.layout.view_key_adv_user_ids_fragment, getContainer());
mUserIds = (ListView) view.findViewById(R.id.view_key_user_ids);
mUserIdsAddedList = (ListView) view.findViewById(R.id.view_key_user_ids_added);
mUserIdsAddedLayout = view.findViewById(R.id.view_key_user_ids_add_layout);
mUserIds.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
showOrEditUserIdInfo(position);
}
});
View footer = new View(getActivity());
int spacing = (int) android.util.TypedValue.applyDimension(
android.util.TypedValue.COMPLEX_UNIT_DIP, 72, getResources().getDisplayMetrics()
);
android.widget.AbsListView.LayoutParams params = new android.widget.AbsListView.LayoutParams(
android.widget.AbsListView.LayoutParams.MATCH_PARENT,
spacing
);
footer.setLayoutParams(params);
mUserIdsAddedList.addFooterView(footer, null, false);
mUserIdAddFabLayout = (ViewAnimator) view.findViewById(R.id.view_key_subkey_fab_layout);
view.findViewById(R.id.view_key_subkey_fab).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
addUserId();
}
});
setHasOptionsMenu(true);
return root;
}
private void showOrEditUserIdInfo(final int position) {
if (mSkpBuilder != null) {
editUserId(position);
} else {
showUserIdInfo(position);
}
}
private void editUserId(final int position) {
final String userId = mUserIdsAdapter.getUserId(position);
final boolean isRevoked = mUserIdsAdapter.getIsRevoked(position);
final boolean isRevokedPending = mUserIdsAdapter.getIsRevokedPending(position);
Handler returnHandler = new Handler() {
@Override
public void handleMessage(Message message) {
switch (message.what) {
case EditUserIdDialogFragment.MESSAGE_CHANGE_PRIMARY_USER_ID:
// toggle
if (mSkpBuilder.getChangePrimaryUserId() != null
&& mSkpBuilder.getChangePrimaryUserId().equals(userId)) {
mSkpBuilder.setChangePrimaryUserId(null);
} else {
mSkpBuilder.setChangePrimaryUserId(userId);
}
break;
case EditUserIdDialogFragment.MESSAGE_REVOKE:
// toggle
if (mSkpBuilder.getMutableRevokeUserIds().contains(userId)) {
mSkpBuilder.removeRevokeUserId(userId);
} else {
mSkpBuilder.addRevokeUserId(userId);
// not possible to revoke and change to primary user id
if (mSkpBuilder.getChangePrimaryUserId() != null
&& mSkpBuilder.getChangePrimaryUserId().equals(userId)) {
mSkpBuilder.setChangePrimaryUserId(null);
}
}
break;
}
getLoaderManager().getLoader(LOADER_ID_USER_IDS).forceLoad();
}
};
// Create a new Messenger for the communication back
final Messenger messenger = new Messenger(returnHandler);
DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
public void run() {
EditUserIdDialogFragment dialogFragment =
EditUserIdDialogFragment.newInstance(messenger, isRevoked, isRevokedPending);
dialogFragment.show(getActivity().getSupportFragmentManager(), "editUserIdDialog");
}
});
}
private void showUserIdInfo(final int position) {
final boolean isRevoked = mUserIdsAdapter.getIsRevoked(position);
final int isVerified = mUserIdsAdapter.getIsVerified(position);
DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
public void run() {
UserIdInfoDialogFragment dialogFragment =
UserIdInfoDialogFragment.newInstance(isRevoked, isVerified);
dialogFragment.show(getActivity().getSupportFragmentManager(), "userIdInfoDialog");
}
});
}
private void addUserId() {
Handler returnHandler = new Handler() {
@Override
public void handleMessage(Message message) {
if (message.what == SetPassphraseDialogFragment.MESSAGE_OKAY) {
Bundle data = message.getData();
// add new user id
mUserIdsAddedAdapter.add(data
.getString(AddUserIdDialogFragment.MESSAGE_DATA_USER_ID));
}
}
};
// Create a new Messenger for the communication back
Messenger messenger = new Messenger(returnHandler);
// pre-fill out primary name
AddUserIdDialogFragment addUserIdDialog = AddUserIdDialogFragment.newInstance(messenger, "");
addUserIdDialog.show(getActivity().getSupportFragmentManager(), "addUserIdDialog");
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
Uri dataUri = getArguments().getParcelable(ARG_DATA_URI);
if (dataUri == null) {
Log.e(Constants.TAG, "Data missing. Should be Uri of key!");
getActivity().finish();
return;
}
loadData(dataUri);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (mEditKeyHelper != null) {
mEditKeyHelper.handleActivityResult(requestCode, resultCode, data);
}
super.onActivityResult(requestCode, resultCode, data);
}
private void loadData(Uri dataUri) {
mDataUri = dataUri;
Log.i(Constants.TAG, "mDataUri: " + mDataUri);
mUserIdsAdapter = new UserIdsAdapter(getActivity(), null, 0);
mUserIds.setAdapter(mUserIdsAdapter);
// Prepare the loaders. Either re-connect with an existing ones,
// or start new ones.
getLoaderManager().initLoader(LOADER_ID_UNIFIED, null, this);
getLoaderManager().initLoader(LOADER_ID_USER_IDS, null, this);
}
// These are the rows that we will retrieve.
static final String[] PROJECTION = new String[]{
KeychainContract.KeyRings._ID,
KeychainContract.KeyRings.MASTER_KEY_ID,
KeychainContract.KeyRings.HAS_ANY_SECRET,
KeychainContract.KeyRings.FINGERPRINT,
};
static final int INDEX_MASTER_KEY_ID = 1;
static final int INDEX_HAS_ANY_SECRET = 2;
static final int INDEX_FINGERPRINT = 3;
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
switch (id) {
case LOADER_ID_UNIFIED: {
Uri baseUri = KeychainContract.KeyRings.buildUnifiedKeyRingUri(mDataUri);
return new CursorLoader(getActivity(), baseUri,
PROJECTION, null, null, null);
}
case LOADER_ID_USER_IDS: {
setContentShown(false);
Uri userIdUri = UserPackets.buildUserIdsUri(mDataUri);
return new CursorLoader(getActivity(), userIdUri,
UserIdsAdapter.USER_PACKETS_PROJECTION, null, null, null);
}
default:
return null;
}
}
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
// Avoid NullPointerExceptions, if we get an empty result set.
if (data.getCount() == 0) {
return;
}
switch (loader.getId()) {
case LOADER_ID_UNIFIED: {
data.moveToFirst();
mMasterKeyId = data.getLong(INDEX_MASTER_KEY_ID);
mHasSecret = data.getInt(INDEX_HAS_ANY_SECRET) != 0;
mFingerprint = data.getBlob(INDEX_FINGERPRINT);
break;
}
case LOADER_ID_USER_IDS: {
// Swap the new cursor in. (The framework will take care of closing the
// old cursor once we return.)
mUserIdsAdapter.swapCursor(data);
setContentShown(true);
break;
}
}
}
/**
* This is called when the last Cursor provided to onLoadFinished() above is about to be closed.
* We need to make sure we are no longer using it.
*/
public void onLoaderReset(Loader<Cursor> loader) {
if (loader.getId() != LOADER_ID_USER_IDS) {
return;
}
mUserIdsAdapter.swapCursor(null);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_action_mode_edit:
enterEditMode();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
public void enterEditMode() {
FragmentActivity activity = getActivity();
if (activity == null) {
return;
}
activity.startActionMode(new ActionMode.Callback() {
@Override
public boolean onCreateActionMode(ActionMode mode, Menu menu) {
mSkpBuilder = SaveKeyringParcel.buildChangeKeyringParcel(mMasterKeyId, mFingerprint);
mUserIdsAddedAdapter =
new UserIdsAddedAdapter(getActivity(), mSkpBuilder.getMutableAddUserIds(), false);
mUserIdsAddedList.setAdapter(mUserIdsAddedAdapter);
mUserIdsAddedLayout.setVisibility(View.VISIBLE);
mUserIdAddFabLayout.setDisplayedChild(1);
mUserIdsAdapter.setEditMode(mSkpBuilder);
getLoaderManager().restartLoader(LOADER_ID_USER_IDS, null, ViewKeyAdvUserIdsFragment.this);
mode.setTitle(R.string.title_edit_identities);
mode.getMenuInflater().inflate(R.menu.action_edit_uids, menu);
return true;
}
@Override
public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
return false;
}
@Override
public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
editKey(mode);
return true;
}
@Override
public void onDestroyActionMode(ActionMode mode) {
mSkpBuilder = null;
mUserIdsAdapter.setEditMode(null);
mUserIdsAddedLayout.setVisibility(View.GONE);
mUserIdAddFabLayout.setDisplayedChild(0);
getLoaderManager().restartLoader(LOADER_ID_USER_IDS, null, ViewKeyAdvUserIdsFragment.this);
}
});
}
private void editKey(final ActionMode mode) {
CryptoOperationHelper.Callback<SaveKeyringParcel, EditKeyResult> editKeyCallback
= new CryptoOperationHelper.Callback<SaveKeyringParcel, EditKeyResult>() {
@Override
public SaveKeyringParcel createOperationInput() {
return mSkpBuilder.build();
}
@Override
public void onCryptoOperationSuccess(EditKeyResult result) {
mode.finish();
result.createNotify(getActivity()).show();
}
@Override
public void onCryptoOperationCancelled() {
mode.finish();
}
@Override
public void onCryptoOperationError(EditKeyResult result) {
mode.finish();
result.createNotify(getActivity()).show();
}
@Override
public boolean onCryptoSetProgress(String msg, int progress, int max) {
return false;
}
};
mEditKeyHelper = new CryptoOperationHelper<>(1, this, editKeyCallback, R.string.progress_saving);
mEditKeyHelper.cryptoOperation();
}
}