diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EditKeyActivity.java')
| -rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EditKeyActivity.java | 760 |
1 files changed, 760 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EditKeyActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EditKeyActivity.java new file mode 100644 index 000000000..93d5688b9 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EditKeyActivity.java @@ -0,0 +1,760 @@ +/* + * Copyright (C) 2012-2014 Dominik Schürmann <dominik@dominikschuermann.de> + * Copyright (C) 2010 Thialfihar <thi@thialfihar.org> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.sufficientlysecure.keychain.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.app.ProgressDialog; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +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.ActivityCompat; +import android.support.v7.app.ActionBarActivity; +import android.view.LayoutInflater; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.ViewGroup; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.CompoundButton.OnCheckedChangeListener; +import android.widget.LinearLayout; + +import com.beardedhen.androidbootstrap.BootstrapButton; +import com.devspark.appmsg.AppMsg; + +import org.spongycastle.openpgp.PGPSecretKey; +import org.spongycastle.openpgp.PGPSecretKeyRing; +import org.sufficientlysecure.keychain.Constants; +import org.sufficientlysecure.keychain.Id; +import org.sufficientlysecure.keychain.R; +import org.sufficientlysecure.keychain.helper.ActionBarHelper; +import org.sufficientlysecure.keychain.helper.ExportHelper; +import org.sufficientlysecure.keychain.pgp.PgpConversionHelper; +import org.sufficientlysecure.keychain.pgp.PgpKeyHelper; +import org.sufficientlysecure.keychain.pgp.exception.PgpGeneralException; +import org.sufficientlysecure.keychain.provider.KeychainContract; +import org.sufficientlysecure.keychain.provider.ProviderHelper; +import org.sufficientlysecure.keychain.service.KeychainIntentService; +import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler; +import org.sufficientlysecure.keychain.service.PassphraseCacheService; +import org.sufficientlysecure.keychain.service.SaveKeyringParcel; +import org.sufficientlysecure.keychain.ui.dialog.PassphraseDialogFragment; +import org.sufficientlysecure.keychain.ui.dialog.SetPassphraseDialogFragment; +import org.sufficientlysecure.keychain.ui.widget.Editor; +import org.sufficientlysecure.keychain.ui.widget.Editor.EditorListener; +import org.sufficientlysecure.keychain.ui.widget.KeyEditor; +import org.sufficientlysecure.keychain.ui.widget.SectionView; +import org.sufficientlysecure.keychain.ui.widget.UserIdEditor; +import org.sufficientlysecure.keychain.util.IterableIterator; +import org.sufficientlysecure.keychain.util.Log; + +import java.util.ArrayList; +import java.util.GregorianCalendar; +import java.util.List; +import java.util.Vector; + +public class EditKeyActivity extends ActionBarActivity implements EditorListener { + + // Actions for internal use only: + public static final String ACTION_CREATE_KEY = Constants.INTENT_PREFIX + "CREATE_KEY"; + public static final String ACTION_EDIT_KEY = Constants.INTENT_PREFIX + "EDIT_KEY"; + + // possible extra keys + public static final String EXTRA_USER_IDS = "user_ids"; + public static final String EXTRA_NO_PASSPHRASE = "no_passphrase"; + public static final String EXTRA_GENERATE_DEFAULT_KEYS = "generate_default_keys"; + + // EDIT + private Uri mDataUri; + + private PGPSecretKeyRing mKeyRing = null; + + private SectionView mUserIdsView; + private SectionView mKeysView; + + private String mCurrentPassphrase = null; + private String mNewPassphrase = null; + private String mSavedNewPassphrase = null; + private boolean mIsPassphraseSet; + private boolean mNeedsSaving; + private boolean mIsBrandNewKeyring = false; + + private BootstrapButton mChangePassphrase; + + private CheckBox mNoPassphrase; + + Vector<String> mUserIds; + Vector<PGPSecretKey> mKeys; + Vector<Integer> mKeysUsages; + boolean mMasterCanSign = true; + + ExportHelper mExportHelper; + + public boolean needsSaving() { + mNeedsSaving = (mUserIdsView == null) ? false : mUserIdsView.needsSaving(); + mNeedsSaving |= (mKeysView == null) ? false : mKeysView.needsSaving(); + mNeedsSaving |= hasPassphraseChanged(); + mNeedsSaving |= mIsBrandNewKeyring; + return mNeedsSaving; + } + + + public void somethingChanged() { + ActivityCompat.invalidateOptionsMenu(this); + } + + public void onDeleted(Editor e, boolean wasNewItem) { + somethingChanged(); + } + + public void onEdited() { + somethingChanged(); + } + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + mExportHelper = new ExportHelper(this); + + // Inflate a "Done"/"Cancel" custom action bar view + ActionBarHelper.setTwoButtonView(getSupportActionBar(), + R.string.btn_save, R.drawable.ic_action_save, + new View.OnClickListener() { + @Override + public void onClick(View v) { + // Save + saveClicked(); + } + }, R.string.menu_key_edit_cancel, R.drawable.ic_action_cancel, + new View.OnClickListener() { + @Override + public void onClick(View v) { + // Cancel + cancelClicked(); + } + } + ); + + mUserIds = new Vector<String>(); + mKeys = new Vector<PGPSecretKey>(); + mKeysUsages = new Vector<Integer>(); + + // Catch Intents opened from other apps + Intent intent = getIntent(); + String action = intent.getAction(); + if (ACTION_CREATE_KEY.equals(action)) { + handleActionCreateKey(intent); + } else if (ACTION_EDIT_KEY.equals(action)) { + handleActionEditKey(intent); + } + } + + /** + * Handle intent action to create new key + * + * @param intent + */ + private void handleActionCreateKey(Intent intent) { + Bundle extras = intent.getExtras(); + + mCurrentPassphrase = ""; + mIsBrandNewKeyring = true; + + if (extras != null) { + // if userId is given, prefill the fields + if (extras.containsKey(EXTRA_USER_IDS)) { + Log.d(Constants.TAG, "UserIds are given!"); + mUserIds.add(extras.getString(EXTRA_USER_IDS)); + } + + // if no passphrase is given + if (extras.containsKey(EXTRA_NO_PASSPHRASE)) { + boolean noPassphrase = extras.getBoolean(EXTRA_NO_PASSPHRASE); + if (noPassphrase) { + // check "no passphrase" checkbox and remove button + mNoPassphrase.setChecked(true); + mChangePassphrase.setVisibility(View.GONE); + } + } + + // generate key + if (extras.containsKey(EXTRA_GENERATE_DEFAULT_KEYS)) { + boolean generateDefaultKeys = extras.getBoolean(EXTRA_GENERATE_DEFAULT_KEYS); + if (generateDefaultKeys) { + + // Send all information needed to service generate keys in other thread + final Intent serviceIntent = new Intent(this, KeychainIntentService.class); + serviceIntent.setAction(KeychainIntentService.ACTION_GENERATE_DEFAULT_RSA_KEYS); + + // fill values for this action + Bundle data = new Bundle(); + data.putString(KeychainIntentService.GENERATE_KEY_SYMMETRIC_PASSPHRASE, + mCurrentPassphrase); + + serviceIntent.putExtra(KeychainIntentService.EXTRA_DATA, data); + + // Message is received after generating is done in KeychainIntentService + KeychainIntentServiceHandler saveHandler = new KeychainIntentServiceHandler( + this, getResources().getQuantityString(R.plurals.progress_generating, 1), + ProgressDialog.STYLE_HORIZONTAL, true, + + new DialogInterface.OnCancelListener() { + @Override + public void onCancel(DialogInterface dialog) { + // Stop key generation on cancel + stopService(serviceIntent); + EditKeyActivity.this.setResult(Activity.RESULT_CANCELED); + EditKeyActivity.this.finish(); + } + }) { + + @Override + public void handleMessage(Message message) { + // handle messages by standard KeychainIntentServiceHandler first + super.handleMessage(message); + + if (message.arg1 == KeychainIntentServiceHandler.MESSAGE_OKAY) { + // get new key from data bundle returned from service + Bundle data = message.getData(); + + ArrayList<PGPSecretKey> newKeys = + PgpConversionHelper.BytesToPGPSecretKeyList(data + .getByteArray(KeychainIntentService.RESULT_NEW_KEY)); + + ArrayList<Integer> keyUsageFlags = data.getIntegerArrayList( + KeychainIntentService.RESULT_KEY_USAGES); + + if (newKeys.size() == keyUsageFlags.size()) { + for (int i = 0; i < newKeys.size(); ++i) { + mKeys.add(newKeys.get(i)); + mKeysUsages.add(keyUsageFlags.get(i)); + } + } + + buildLayout(true); + } + } + }; + + // Create a new Messenger for the communication back + Messenger messenger = new Messenger(saveHandler); + serviceIntent.putExtra(KeychainIntentService.EXTRA_MESSENGER, messenger); + + saveHandler.showProgressDialog(this); + + // start service with intent + startService(serviceIntent); + } + } + } else { + buildLayout(false); + } + } + + /** + * Handle intent action to edit existing key + * + * @param intent + */ + private void handleActionEditKey(Intent intent) { + mDataUri = intent.getData(); + if (mDataUri == null) { + Log.e(Constants.TAG, "Intent data missing. Should be Uri of key!"); + finish(); + } else { + Log.d(Constants.TAG, "uri: " + mDataUri); + + // get master key id using row id + long masterKeyId = ProviderHelper.getMasterKeyId(this, mDataUri); + finallyEdit(masterKeyId); + } + } + + @SuppressWarnings("unchecked") + private void finallyEdit(final long masterKeyId) { + if (masterKeyId != 0) { + PGPSecretKey masterKey = null; + mKeyRing = ProviderHelper.getPGPSecretKeyRing(this, masterKeyId); + if (mKeyRing != null) { + masterKey = mKeyRing.getSecretKey(); + mMasterCanSign = PgpKeyHelper.isCertificationKey(mKeyRing.getSecretKey()); + for (PGPSecretKey key : new IterableIterator<PGPSecretKey>(mKeyRing.getSecretKeys())) { + mKeys.add(key); + mKeysUsages.add(-1); // get usage when view is created + } + } else { + Log.e(Constants.TAG, "Keyring not found with masterKeyId: " + masterKeyId); + AppMsg.makeText(this, R.string.error_no_secret_key_found, AppMsg.STYLE_ALERT).show(); + // TODO + } + if (masterKey != null) { + boolean isSet = false; + for (String userId : new IterableIterator<String>(masterKey.getUserIDs())) { + Log.d(Constants.TAG, "Added userId " + userId); + if (!isSet) { + isSet = true; + String[] parts = PgpKeyHelper.splitUserId(userId); + if (parts[0] != null) { + setTitle(parts[0]); + } + } + mUserIds.add(userId); + } + } + } + + mCurrentPassphrase = ""; + buildLayout(false); + + mIsPassphraseSet = PassphraseCacheService.hasPassphrase(this, masterKeyId); + if (!mIsPassphraseSet) { + // check "no passphrase" checkbox and remove button + mNoPassphrase.setChecked(true); + mChangePassphrase.setVisibility(View.GONE); + } + } + + /** + * Shows the dialog to set a new passphrase + */ + private void showSetPassphraseDialog() { + // Message is received after passphrase is cached + Handler returnHandler = new Handler() { + @Override + public void handleMessage(Message message) { + if (message.what == SetPassphraseDialogFragment.MESSAGE_OKAY) { + Bundle data = message.getData(); + + // set new returned passphrase! + mNewPassphrase = data + .getString(SetPassphraseDialogFragment.MESSAGE_NEW_PASSPHRASE); + + updatePassphraseButtonText(); + somethingChanged(); + } + } + }; + + // Create a new Messenger for the communication back + Messenger messenger = new Messenger(returnHandler); + + // set title based on isPassphraseSet() + int title; + if (isPassphraseSet()) { + title = R.string.title_change_passphrase; + } else { + title = R.string.title_set_passphrase; + } + + SetPassphraseDialogFragment setPassphraseDialog = SetPassphraseDialogFragment.newInstance( + messenger, title); + + setPassphraseDialog.show(getSupportFragmentManager(), "setPassphraseDialog"); + } + + /** + * Build layout based on mUserId, mKeys and mKeysUsages Vectors. It creates Views for every user + * id and key. + * + * @param newKeys + */ + private void buildLayout(boolean newKeys) { + setContentView(R.layout.edit_key_activity); + + // find views + mChangePassphrase = (BootstrapButton) findViewById(R.id.edit_key_btn_change_passphrase); + mNoPassphrase = (CheckBox) findViewById(R.id.edit_key_no_passphrase); + // Build layout based on given userIds and keys + + LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE); + + LinearLayout container = (LinearLayout) findViewById(R.id.edit_key_container); + if (mIsPassphraseSet) { + mChangePassphrase.setText(getString(R.string.btn_change_passphrase)); + } + mUserIdsView = (SectionView) inflater.inflate(R.layout.edit_key_section, container, false); + mUserIdsView.setType(Id.type.user_id); + mUserIdsView.setCanBeEdited(mMasterCanSign); + mUserIdsView.setUserIds(mUserIds); + mUserIdsView.setEditorListener(this); + container.addView(mUserIdsView); + mKeysView = (SectionView) inflater.inflate(R.layout.edit_key_section, container, false); + mKeysView.setType(Id.type.key); + mKeysView.setCanBeEdited(mMasterCanSign); + mKeysView.setKeys(mKeys, mKeysUsages, newKeys); + mKeysView.setEditorListener(this); + container.addView(mKeysView); + + updatePassphraseButtonText(); + + mChangePassphrase.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + showSetPassphraseDialog(); + } + }); + + // disable passphrase when no passphrase checkbox is checked! + mNoPassphrase.setOnCheckedChangeListener(new OnCheckedChangeListener() { + + @Override + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { + if (isChecked) { + // remove passphrase + mSavedNewPassphrase = mNewPassphrase; + mNewPassphrase = ""; + mChangePassphrase.setVisibility(View.GONE); + } else { + mNewPassphrase = mSavedNewPassphrase; + mChangePassphrase.setVisibility(View.VISIBLE); + } + somethingChanged(); + } + }); + } + + private long getMasterKeyId() { + if (mKeysView.getEditors().getChildCount() == 0) { + return 0; + } + return ((KeyEditor) mKeysView.getEditors().getChildAt(0)).getValue().getKeyID(); + } + + public boolean isPassphraseSet() { + if (mNoPassphrase.isChecked()) { + return true; + } else if ((mIsPassphraseSet) + || (mNewPassphrase != null && !mNewPassphrase.equals(""))) { + return true; + } else { + return false; + } + } + + public boolean hasPassphraseChanged() { + if (mNoPassphrase != null) { + if (mNoPassphrase.isChecked()) { + return mIsPassphraseSet; + } else { + return (mNewPassphrase != null && !mNewPassphrase.equals("")); + } + } else { + return false; + } + } + + private void saveClicked() { + final long masterKeyId = getMasterKeyId(); + if (needsSaving()) { //make sure, as some versions don't support invalidateOptionsMenu + try { + if (!isPassphraseSet()) { + throw new PgpGeneralException(this.getString(R.string.set_a_passphrase)); + } + + String passphrase; + if (mIsPassphraseSet) { + passphrase = PassphraseCacheService.getCachedPassphrase(this, masterKeyId); + } else { + passphrase = ""; + } + if (passphrase == null) { + PassphraseDialogFragment.show(this, masterKeyId, + new Handler() { + @Override + public void handleMessage(Message message) { + if (message.what == PassphraseDialogFragment.MESSAGE_OKAY) { + mCurrentPassphrase = PassphraseCacheService.getCachedPassphrase( + EditKeyActivity.this, masterKeyId); + checkEmptyIDsWanted(); + } + } + }); + } else { + mCurrentPassphrase = passphrase; + checkEmptyIDsWanted(); + } + } catch (PgpGeneralException e) { + AppMsg.makeText(this, getString(R.string.error_message, e.getMessage()), + AppMsg.STYLE_ALERT).show(); + } + } else { + AppMsg.makeText(this, R.string.error_change_something_first, AppMsg.STYLE_ALERT).show(); + } + } + + private void checkEmptyIDsWanted() { + try { + ArrayList<String> userIDs = getUserIds(mUserIdsView); + List<Boolean> newIDs = mUserIdsView.getNewIDFlags(); + ArrayList<String> originalIDs = mUserIdsView.getOriginalIDs(); + int curID = 0; + for (String userID : userIDs) { + if (userID.equals("") && (!userID.equals(originalIDs.get(curID)) || newIDs.get(curID))) { + AlertDialog.Builder alert = new AlertDialog.Builder( + EditKeyActivity.this); + + alert.setIcon(R.drawable.ic_dialog_alert_holo_light); + alert.setTitle(R.string.warning); + alert.setMessage(EditKeyActivity.this.getString(R.string.ask_empty_id_ok)); + + alert.setPositiveButton(EditKeyActivity.this.getString(android.R.string.yes), + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int id) { + dialog.dismiss(); + finallySaveClicked(); + } + } + ); + alert.setNegativeButton(this.getString(android.R.string.no), + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int id) { + dialog.dismiss(); + } + } + ); + alert.setCancelable(false); + alert.create().show(); + return; + } + curID++; + } + } catch (PgpGeneralException e) { + Log.e(Constants.TAG, getString(R.string.error_message, e.getMessage())); + AppMsg.makeText(this, getString(R.string.error_message, e.getMessage()), AppMsg.STYLE_ALERT).show(); + } + finallySaveClicked(); + } + + private boolean[] toPrimitiveArray(final List<Boolean> booleanList) { + final boolean[] primitives = new boolean[booleanList.size()]; + int index = 0; + for (Boolean object : booleanList) { + primitives[index++] = object; + } + return primitives; + } + + private void finallySaveClicked() { + try { + // Send all information needed to service to edit key in other thread + Intent intent = new Intent(this, KeychainIntentService.class); + + intent.setAction(KeychainIntentService.ACTION_SAVE_KEYRING); + + SaveKeyringParcel saveParams = new SaveKeyringParcel(); + saveParams.userIDs = getUserIds(mUserIdsView); + saveParams.originalIDs = mUserIdsView.getOriginalIDs(); + saveParams.deletedIDs = mUserIdsView.getDeletedIDs(); + saveParams.newIDs = toPrimitiveArray(mUserIdsView.getNewIDFlags()); + saveParams.primaryIDChanged = mUserIdsView.primaryChanged(); + saveParams.moddedKeys = toPrimitiveArray(mKeysView.getNeedsSavingArray()); + saveParams.deletedKeys = mKeysView.getDeletedKeys(); + saveParams.keysExpiryDates = getKeysExpiryDates(mKeysView); + saveParams.keysUsages = getKeysUsages(mKeysView); + saveParams.newPassphrase = mNewPassphrase; + saveParams.oldPassphrase = mCurrentPassphrase; + saveParams.newKeys = toPrimitiveArray(mKeysView.getNewKeysArray()); + saveParams.keys = getKeys(mKeysView); + saveParams.originalPrimaryID = mUserIdsView.getOriginalPrimaryID(); + + + // fill values for this action + Bundle data = new Bundle(); + data.putBoolean(KeychainIntentService.SAVE_KEYRING_CAN_SIGN, mMasterCanSign); + data.putParcelable(KeychainIntentService.SAVE_KEYRING_PARCEL, saveParams); + + intent.putExtra(KeychainIntentService.EXTRA_DATA, data); + + // Message is received after saving is done in KeychainIntentService + KeychainIntentServiceHandler saveHandler = new KeychainIntentServiceHandler(this, + getString(R.string.progress_saving), ProgressDialog.STYLE_HORIZONTAL) { + public void handleMessage(Message message) { + // handle messages by standard KeychainIntentServiceHandler first + super.handleMessage(message); + + if (message.arg1 == KeychainIntentServiceHandler.MESSAGE_OKAY) { + Intent data = new Intent(); + + // return uri pointing to new created key + Uri uri = KeychainContract.KeyRings.buildGenericKeyRingUri( + String.valueOf(getMasterKeyId())); + data.setData(uri); + + setResult(RESULT_OK, data); + finish(); + } + } + }; + + // Create a new Messenger for the communication back + Messenger messenger = new Messenger(saveHandler); + intent.putExtra(KeychainIntentService.EXTRA_MESSENGER, messenger); + + saveHandler.showProgressDialog(this); + + // start service with intent + startService(intent); + } catch (PgpGeneralException e) { + Log.e(Constants.TAG, getString(R.string.error_message, e.getMessage())); + AppMsg.makeText(this, getString(R.string.error_message, e.getMessage()), + AppMsg.STYLE_ALERT).show(); + } + } + + private void cancelClicked() { + if (needsSaving()) { //ask if we want to save + AlertDialog.Builder alert = new AlertDialog.Builder( + EditKeyActivity.this); + + alert.setIcon(R.drawable.ic_dialog_alert_holo_light); + alert.setTitle(R.string.warning); + alert.setMessage(EditKeyActivity.this.getString(R.string.ask_save_changed_key)); + + alert.setPositiveButton(EditKeyActivity.this.getString(android.R.string.yes), + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int id) { + dialog.dismiss(); + saveClicked(); + } + }); + alert.setNegativeButton(this.getString(android.R.string.no), + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int id) { + dialog.dismiss(); + setResult(RESULT_CANCELED); + finish(); + } + }); + alert.setCancelable(false); + alert.create().show(); + } else { + setResult(RESULT_CANCELED); + finish(); + } + } + + /** + * Returns user ids from the SectionView + * + * @param userIdsView + * @return + */ + private ArrayList<String> getUserIds(SectionView userIdsView) throws PgpGeneralException { + ArrayList<String> userIds = new ArrayList<String>(); + + ViewGroup userIdEditors = userIdsView.getEditors(); + + boolean gotMainUserId = false; + for (int i = 0; i < userIdEditors.getChildCount(); ++i) { + UserIdEditor editor = (UserIdEditor) userIdEditors.getChildAt(i); + String userId; + userId = editor.getValue(); + + if (editor.isMainUserId()) { + userIds.add(0, userId); + gotMainUserId = true; + } else { + userIds.add(userId); + } + } + + if (userIds.size() == 0) { + throw new PgpGeneralException(getString(R.string.error_key_needs_a_user_id)); + } + + if (!gotMainUserId) { + throw new PgpGeneralException(getString(R.string.error_main_user_id_must_not_be_empty)); + } + + return userIds; + } + + /** + * Returns keys from the SectionView + * + * @param keysView + * @return + */ + private ArrayList<PGPSecretKey> getKeys(SectionView keysView) throws PgpGeneralException { + ArrayList<PGPSecretKey> keys = new ArrayList<PGPSecretKey>(); + + ViewGroup keyEditors = keysView.getEditors(); + + if (keyEditors.getChildCount() == 0) { + throw new PgpGeneralException(getString(R.string.error_key_needs_master_key)); + } + + for (int i = 0; i < keyEditors.getChildCount(); ++i) { + KeyEditor editor = (KeyEditor) keyEditors.getChildAt(i); + keys.add(editor.getValue()); + } + + return keys; + } + + /** + * Returns usage selections of keys from the SectionView + * + * @param keysView + * @return + */ + private ArrayList<Integer> getKeysUsages(SectionView keysView) throws PgpGeneralException { + ArrayList<Integer> keysUsages = new ArrayList<Integer>(); + + ViewGroup keyEditors = keysView.getEditors(); + + if (keyEditors.getChildCount() == 0) { + throw new PgpGeneralException(getString(R.string.error_key_needs_master_key)); + } + + for (int i = 0; i < keyEditors.getChildCount(); ++i) { + KeyEditor editor = (KeyEditor) keyEditors.getChildAt(i); + keysUsages.add(editor.getUsage()); + } + + return keysUsages; + } + + private ArrayList<GregorianCalendar> getKeysExpiryDates(SectionView keysView) throws PgpGeneralException { + ArrayList<GregorianCalendar> keysExpiryDates = new ArrayList<GregorianCalendar>(); + + ViewGroup keyEditors = keysView.getEditors(); + + if (keyEditors.getChildCount() == 0) { + throw new PgpGeneralException(getString(R.string.error_key_needs_master_key)); + } + + for (int i = 0; i < keyEditors.getChildCount(); ++i) { + KeyEditor editor = (KeyEditor) keyEditors.getChildAt(i); + keysExpiryDates.add(editor.getExpiryDate()); + } + + return keysExpiryDates; + } + + private void updatePassphraseButtonText() { + mChangePassphrase.setText(isPassphraseSet() ? getString(R.string.btn_change_passphrase) + : getString(R.string.btn_set_passphrase)); + } + +} |