diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DeleteKeyDialogActivity.java')
| -rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DeleteKeyDialogActivity.java | 430 |
1 files changed, 430 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DeleteKeyDialogActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DeleteKeyDialogActivity.java new file mode 100644 index 000000000..4c1dbd1ee --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DeleteKeyDialogActivity.java @@ -0,0 +1,430 @@ +/* + * Copyright (C) 2013-2015 Dominik Schürmann <dominik@dominikschuermann.de> + * Copyright (C) 2015 Vincent Breitmoser <v.breitmoser@mugenguild.com> + * Copyright (C) 2015 Adithya Abraham Philip <adithyaphilip@gmail.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.app.Activity; +import android.support.v7.app.AlertDialog; +import android.app.Dialog; +import android.content.DialogInterface; +import android.content.Intent; +import android.os.Bundle; +import android.support.annotation.NonNull; +import android.support.v4.app.DialogFragment; +import android.support.v4.app.FragmentActivity; +import android.view.ContextThemeWrapper; +import android.view.LayoutInflater; +import android.view.View; +import android.widget.AdapterView; +import android.widget.Spinner; +import android.widget.TextView; + +import org.sufficientlysecure.keychain.Constants; +import org.sufficientlysecure.keychain.R; +import org.sufficientlysecure.keychain.operations.results.DeleteResult; +import org.sufficientlysecure.keychain.operations.results.OperationResult; +import org.sufficientlysecure.keychain.operations.results.RevokeResult; +import org.sufficientlysecure.keychain.pgp.KeyRing; +import org.sufficientlysecure.keychain.provider.KeychainContract; +import org.sufficientlysecure.keychain.provider.ProviderHelper; +import org.sufficientlysecure.keychain.service.DeleteKeyringParcel; +import org.sufficientlysecure.keychain.service.RevokeKeyringParcel; +import org.sufficientlysecure.keychain.service.input.CryptoInputParcel; +import org.sufficientlysecure.keychain.ui.base.CryptoOperationHelper; +import org.sufficientlysecure.keychain.ui.dialog.CustomAlertDialogBuilder; +import org.sufficientlysecure.keychain.ui.util.Notify; +import org.sufficientlysecure.keychain.util.Log; + +import java.util.Date; +import java.util.HashMap; + +public class DeleteKeyDialogActivity extends FragmentActivity { + public static final String EXTRA_DELETE_MASTER_KEY_IDS = "extra_delete_master_key_ids"; + public static final String EXTRA_HAS_SECRET = "extra_has_secret"; + public static final String EXTRA_KEYSERVER = "extra_keyserver"; + + private CryptoOperationHelper<DeleteKeyringParcel, DeleteResult> mDeleteOpHelper; + private CryptoOperationHelper<RevokeKeyringParcel, RevokeResult> mRevokeOpHelper; + + private long[] mMasterKeyIds; + private boolean mHasSecret; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + mDeleteOpHelper = new CryptoOperationHelper<>(1, DeleteKeyDialogActivity.this, + getDeletionCallback(), R.string.progress_deleting); + + mRevokeOpHelper = new CryptoOperationHelper<>(2, this, + getRevocationCallback(), R.string.progress_revoking_uploading); + + mMasterKeyIds = getIntent().getLongArrayExtra(EXTRA_DELETE_MASTER_KEY_IDS); + mHasSecret = getIntent().getBooleanExtra(EXTRA_HAS_SECRET, false); + + if (mMasterKeyIds.length > 1 && mHasSecret) { + // secret keys can only be deleted individually + OperationResult.OperationLog log = new OperationResult.OperationLog(); + log.add(OperationResult.LogType.MSG_DEL_ERROR_MULTI_SECRET, 0); + returnResult(new DeleteResult(OperationResult.RESULT_ERROR, log, 0, + mMasterKeyIds.length)); + } + + if (mMasterKeyIds.length == 1 && mHasSecret) { + // if mMasterKeyIds.length == 0 we let the DeleteOperation respond + try { + HashMap<String, Object> data = new ProviderHelper(this).getUnifiedData( + mMasterKeyIds[0], new String[]{ + KeychainContract.KeyRings.USER_ID, + KeychainContract.KeyRings.IS_REVOKED + }, new int[]{ + ProviderHelper.FIELD_TYPE_STRING, + ProviderHelper.FIELD_TYPE_INTEGER + } + ); + + String name; + KeyRing.UserId mainUserId = KeyRing.splitUserId( + (String) data.get(KeychainContract.KeyRings.USER_ID)); + if (mainUserId.name != null) { + name = mainUserId.name; + } else { + name = getString(R.string.user_id_no_name); + } + + if ((long) data.get(KeychainContract.KeyRings.IS_REVOKED) > 0) { + showNormalDeleteDialog(); + } else { + showRevokeDeleteDialog(name); + } + } catch (ProviderHelper.NotFoundException e) { + Log.e(Constants.TAG, + "Secret key to delete not found at DeleteKeyDialogActivity for " + + mMasterKeyIds[0], e); + finish(); + } + } else { + showNormalDeleteDialog(); + } + } + + private void showNormalDeleteDialog() { + + DeleteKeyDialogFragment deleteKeyDialogFragment + = DeleteKeyDialogFragment.newInstance(mMasterKeyIds, mHasSecret); + + deleteKeyDialogFragment.show(getSupportFragmentManager(), "deleteKeyDialog"); + + } + + private void showRevokeDeleteDialog(String keyname) { + + RevokeDeleteDialogFragment fragment = RevokeDeleteDialogFragment.newInstance(keyname); + fragment.show(getSupportFragmentManager(), "deleteRevokeDialog"); + } + + private void startRevocationOperation() { + mRevokeOpHelper.cryptoOperation(new CryptoInputParcel(new Date(), false)); + } + + private void startDeletionOperation() { + mDeleteOpHelper.cryptoOperation(); + } + + private CryptoOperationHelper.Callback<RevokeKeyringParcel, RevokeResult> getRevocationCallback() { + + return new CryptoOperationHelper.Callback<RevokeKeyringParcel, RevokeResult>() { + @Override + public RevokeKeyringParcel createOperationInput() { + return new RevokeKeyringParcel(mMasterKeyIds[0], true, + getIntent().getStringExtra(EXTRA_KEYSERVER)); + } + + @Override + public void onCryptoOperationSuccess(RevokeResult result) { + returnResult(result); + } + + @Override + public void onCryptoOperationCancelled() { + setResult(RESULT_CANCELED); + finish(); + } + + @Override + public void onCryptoOperationError(RevokeResult result) { + returnResult(result); + } + + @Override + public boolean onCryptoSetProgress(String msg, int progress, int max) { + return false; + } + }; + } + + private CryptoOperationHelper.Callback<DeleteKeyringParcel, DeleteResult> getDeletionCallback() { + + return new CryptoOperationHelper.Callback<DeleteKeyringParcel, DeleteResult>() { + @Override + public DeleteKeyringParcel createOperationInput() { + return new DeleteKeyringParcel(mMasterKeyIds, mHasSecret); + } + + @Override + public void onCryptoOperationSuccess(DeleteResult result) { + returnResult(result); + } + + @Override + public void onCryptoOperationCancelled() { + setResult(RESULT_CANCELED); + finish(); + } + + @Override + public void onCryptoOperationError(DeleteResult result) { + returnResult(result); + } + + @Override + public boolean onCryptoSetProgress(String msg, int progress, int max) { + return false; + } + }; + } + + private void returnResult(OperationResult result) { + Intent intent = new Intent(); + intent.putExtra(OperationResult.EXTRA_RESULT, result); + setResult(RESULT_OK, intent); + finish(); + } + + @Override + public void onActivityResult(int requestCode, int resultCode, Intent data) { + mDeleteOpHelper.handleActivityResult(requestCode, resultCode, data); + mRevokeOpHelper.handleActivityResult(requestCode, resultCode, data); + } + + public static class DeleteKeyDialogFragment extends DialogFragment { + + private static final String ARG_DELETE_MASTER_KEY_IDS = "delete_master_key_ids"; + private static final String ARG_HAS_SECRET = "has_secret"; + + private TextView mMainMessage; + private View mInflateView; + + /** + * Creates new instance of this delete file dialog fragment + */ + public static DeleteKeyDialogFragment newInstance(long[] masterKeyIds, boolean hasSecret) { + DeleteKeyDialogFragment frag = new DeleteKeyDialogFragment(); + Bundle args = new Bundle(); + + args.putLongArray(ARG_DELETE_MASTER_KEY_IDS, masterKeyIds); + args.putBoolean(ARG_HAS_SECRET, hasSecret); + + frag.setArguments(args); + + return frag; + } + + @NonNull + @Override + public Dialog onCreateDialog(Bundle savedInstanceState) { + final FragmentActivity activity = getActivity(); + + final long[] masterKeyIds = getArguments().getLongArray(ARG_DELETE_MASTER_KEY_IDS); + final boolean hasSecret = getArguments().getBoolean(ARG_HAS_SECRET); + + ContextThemeWrapper theme = new ContextThemeWrapper(activity, + R.style.Theme_AppCompat_Light_Dialog); + + CustomAlertDialogBuilder builder = new CustomAlertDialogBuilder(theme); + + // Setup custom View to display in AlertDialog + LayoutInflater inflater = LayoutInflater.from(theme); + mInflateView = inflater.inflate(R.layout.view_key_delete_fragment, null); + builder.setView(mInflateView); + + mMainMessage = (TextView) mInflateView.findViewById(R.id.mainMessage); + + // If only a single key has been selected + if (masterKeyIds.length == 1) { + long masterKeyId = masterKeyIds[0]; + + try { + HashMap<String, Object> data = new ProviderHelper(activity).getUnifiedData( + masterKeyId, new String[]{ + KeychainContract.KeyRings.USER_ID, + KeychainContract.KeyRings.HAS_ANY_SECRET + }, new int[]{ + ProviderHelper.FIELD_TYPE_STRING, + ProviderHelper.FIELD_TYPE_INTEGER + } + ); + String name; + KeyRing.UserId mainUserId = KeyRing.splitUserId((String) data.get(KeychainContract.KeyRings.USER_ID)); + if (mainUserId.name != null) { + name = mainUserId.name; + } else { + name = getString(R.string.user_id_no_name); + } + + if (hasSecret) { + // show title only for secret key deletions, + // see http://www.google.com/design/spec/components/dialogs.html#dialogs-behavior + builder.setTitle(getString(R.string.title_delete_secret_key, name)); + mMainMessage.setText(getString(R.string.secret_key_deletion_confirmation, name)); + } else { + mMainMessage.setText(getString(R.string.public_key_deletetion_confirmation, name)); + } + } catch (ProviderHelper.NotFoundException e) { + dismiss(); + return null; + } + } else { + mMainMessage.setText(R.string.key_deletion_confirmation_multi); + } + + builder.setPositiveButton(R.string.btn_delete, new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + + ((DeleteKeyDialogActivity) getActivity()).startDeletionOperation(); + } + }); + + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + + @Override + public void onClick(DialogInterface dialog, int id) { + dialog.cancel(); + } + }); + + return builder.show(); + } + + @Override + public void onCancel(DialogInterface dialog) { + super.onCancel(dialog); + getActivity().setResult(RESULT_CANCELED); + getActivity().finish(); + } + } + + public static class RevokeDeleteDialogFragment extends DialogFragment { + + public static final String ARG_KEY_NAME = "arg_key_name"; + + public static RevokeDeleteDialogFragment newInstance(String keyName) { + Bundle args = new Bundle(); + args.putString(ARG_KEY_NAME, keyName); + RevokeDeleteDialogFragment frag = new RevokeDeleteDialogFragment(); + frag.setArguments(args); + return frag; + } + + @NonNull + @Override + public Dialog onCreateDialog(Bundle savedInstanceState) { + final Activity activity = getActivity(); + + final String CHOICE_REVOKE = getString(R.string.del_rev_dialog_choice_rev_upload); + final String CHOICE_DELETE = getString(R.string.del_rev_dialog_choice_delete); + + // if the dialog is displayed from the application class, design is missing + // hack to get holo design (which is not automatically applied due to activity's Theme.NoDisplay + ContextThemeWrapper theme = new ContextThemeWrapper(activity, + R.style.Theme_AppCompat_Light_Dialog); + + CustomAlertDialogBuilder builder = new CustomAlertDialogBuilder(theme); + builder.setTitle(getString(R.string.del_rev_dialog_title, + getArguments().get(ARG_KEY_NAME))); + + LayoutInflater inflater = LayoutInflater.from(theme); + View view = inflater.inflate(R.layout.del_rev_dialog, null); + builder.setView(view); + + final Spinner spinner = (Spinner) view.findViewById(R.id.spinner); + + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + + @Override + public void onClick(DialogInterface dialog, int id) { + dialog.cancel(); + } + }); + + builder.setPositiveButton(R.string.del_rev_dialog_btn_revoke, + new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int which) { + + String choice = spinner.getSelectedItem().toString(); + if (choice.equals(CHOICE_REVOKE)) { + ((DeleteKeyDialogActivity) activity) + .startRevocationOperation(); + } else if (choice.equals(CHOICE_DELETE)) { + ((DeleteKeyDialogActivity) activity) + .showNormalDeleteDialog(); + } else { + throw new AssertionError( + "Unsupported delete type in RevokeDeleteDialogFragment"); + } + } + }); + + final AlertDialog alertDialog = builder.show(); + + spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { + public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) { + + String choice = parent.getItemAtPosition(pos).toString(); + + if (choice.equals(CHOICE_REVOKE)) { + alertDialog.getButton(AlertDialog.BUTTON_POSITIVE) + .setText(R.string.del_rev_dialog_btn_revoke); + } else if (choice.equals(CHOICE_DELETE)) { + alertDialog.getButton(AlertDialog.BUTTON_POSITIVE) + .setText(R.string.del_rev_dialog_btn_delete); + } else { + throw new AssertionError( + "Unsupported delete type in RevokeDeleteDialogFragment"); + } + } + + public void onNothingSelected(AdapterView<?> parent) { + } + }); + + return alertDialog; + } + + @Override + public void onCancel(DialogInterface dialog) { + super.onCancel(dialog); + getActivity().setResult(RESULT_CANCELED); + getActivity().finish(); + } + } + +} |