XmppActivity.java

  1package eu.siacs.conversations.ui;
  2
  3import eu.siacs.conversations.R;
  4import eu.siacs.conversations.entities.Account;
  5import eu.siacs.conversations.entities.Conversation;
  6import eu.siacs.conversations.entities.Message;
  7import eu.siacs.conversations.services.XmppConnectionService;
  8import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
  9import eu.siacs.conversations.utils.ExceptionHelper;
 10import android.app.Activity;
 11import android.app.AlertDialog;
 12import android.app.PendingIntent;
 13import android.app.AlertDialog.Builder;
 14import android.content.ComponentName;
 15import android.content.Context;
 16import android.content.DialogInterface;
 17import android.content.DialogInterface.OnClickListener;
 18import android.content.IntentSender.SendIntentException;
 19import android.content.Intent;
 20import android.content.ServiceConnection;
 21import android.net.Uri;
 22import android.os.Bundle;
 23import android.os.IBinder;
 24import android.util.Log;
 25import android.view.MenuItem;
 26import android.view.View;
 27import android.view.inputmethod.InputMethodManager;
 28
 29public abstract class XmppActivity extends Activity {
 30
 31	public static final int REQUEST_ANNOUNCE_PGP = 0x73731;
 32
 33	protected final static String LOGTAG = "xmppService";
 34
 35	public XmppConnectionService xmppConnectionService;
 36	public boolean xmppConnectionServiceBound = false;
 37	protected boolean handledViewIntent = false;
 38
 39	protected ServiceConnection mConnection = new ServiceConnection() {
 40
 41		@Override
 42		public void onServiceConnected(ComponentName className, IBinder service) {
 43			XmppConnectionBinder binder = (XmppConnectionBinder) service;
 44			xmppConnectionService = binder.getService();
 45			xmppConnectionServiceBound = true;
 46			onBackendConnected();
 47		}
 48
 49		@Override
 50		public void onServiceDisconnected(ComponentName arg0) {
 51			xmppConnectionServiceBound = false;
 52		}
 53	};
 54
 55	@Override
 56	protected void onStart() {
 57		super.onStart();
 58		if (!xmppConnectionServiceBound) {
 59			connectToBackend();
 60		}
 61	}
 62
 63	public void connectToBackend() {
 64		Intent intent = new Intent(this, XmppConnectionService.class);
 65		intent.setAction("ui");
 66		startService(intent);
 67		bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
 68	}
 69
 70	@Override
 71	protected void onStop() {
 72		super.onStop();
 73		if (xmppConnectionServiceBound) {
 74			unbindService(mConnection);
 75			xmppConnectionServiceBound = false;
 76		}
 77	}
 78
 79	protected void hideKeyboard() {
 80		InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
 81
 82		View focus = getCurrentFocus();
 83
 84		if (focus != null) {
 85
 86			inputManager.hideSoftInputFromWindow(focus.getWindowToken(),
 87					InputMethodManager.HIDE_NOT_ALWAYS);
 88		}
 89	}
 90
 91	public boolean hasPgp() {
 92		return xmppConnectionService.getPgpEngine() != null;
 93	}
 94
 95	public void showInstallPgpDialog() {
 96		Builder builder = new AlertDialog.Builder(this);
 97		builder.setTitle(getString(R.string.openkeychain_required));
 98		builder.setIconAttribute(android.R.attr.alertDialogIcon);
 99		builder.setMessage(getText(R.string.openkeychain_required_long));
100		builder.setNegativeButton(getString(R.string.cancel), null);
101		builder.setNeutralButton(getString(R.string.restart),
102				new OnClickListener() {
103
104					@Override
105					public void onClick(DialogInterface dialog, int which) {
106						if (xmppConnectionServiceBound) {
107							unbindService(mConnection);
108							xmppConnectionServiceBound = false;
109						}
110						stopService(new Intent(XmppActivity.this,
111								XmppConnectionService.class));
112						finish();
113					}
114				});
115		builder.setPositiveButton(getString(R.string.install),
116				new OnClickListener() {
117
118					@Override
119					public void onClick(DialogInterface dialog, int which) {
120						Uri uri = Uri
121								.parse("market://details?id=org.sufficientlysecure.keychain");
122						Intent intent = new Intent(Intent.ACTION_VIEW, uri);
123						startActivity(intent);
124						finish();
125					}
126				});
127		builder.create().show();
128	}
129
130	abstract void onBackendConnected();
131
132	public boolean onOptionsItemSelected(MenuItem item) {
133		switch (item.getItemId()) {
134		case R.id.action_settings:
135			startActivity(new Intent(this, SettingsActivity.class));
136			break;
137		case R.id.action_accounts:
138			startActivity(new Intent(this, ManageAccountActivity.class));
139			break;
140		}
141		return super.onOptionsItemSelected(item);
142	}
143
144	@Override
145	protected void onCreate(Bundle savedInstanceState) {
146		super.onCreate(savedInstanceState);
147		ExceptionHelper.init(getApplicationContext());
148	}
149
150	public void switchToConversation(Conversation conversation, String text,
151			boolean newTask) {
152		Intent viewConversationIntent = new Intent(this,
153				ConversationActivity.class);
154		viewConversationIntent.setAction(Intent.ACTION_VIEW);
155		viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
156				conversation.getUuid());
157		if (text != null) {
158			viewConversationIntent.putExtra(ConversationActivity.TEXT, text);
159		}
160		viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION);
161		if (newTask) {
162			viewConversationIntent.setFlags(viewConversationIntent.getFlags()
163					| Intent.FLAG_ACTIVITY_NEW_TASK
164					| Intent.FLAG_ACTIVITY_SINGLE_TOP);
165		} else {
166			viewConversationIntent.setFlags(viewConversationIntent.getFlags()
167					| Intent.FLAG_ACTIVITY_CLEAR_TOP);
168		}
169		startActivity(viewConversationIntent);
170	}
171
172	protected void announcePgp(Account account, final Conversation conversation) {
173		xmppConnectionService.getPgpEngine().generateSignature(account,
174				"online", new UiCallback<Account>() {
175
176					@Override
177					public void userInputRequried(PendingIntent pi,
178							Account account) {
179						try {
180							startIntentSenderForResult(pi.getIntentSender(),
181									REQUEST_ANNOUNCE_PGP, null, 0, 0, 0);
182						} catch (SendIntentException e) {
183							Log.d("xmppService",
184									"coulnd start intent for pgp anncouncment");
185						}
186					}
187
188					@Override
189					public void success(Account account) {
190						xmppConnectionService.databaseBackend
191								.updateAccount(account);
192						xmppConnectionService.sendPresence(account);
193						if (conversation != null) {
194							conversation
195									.setNextEncryption(Message.ENCRYPTION_PGP);
196						}
197					}
198
199					@Override
200					public void error(int error, Account account) {
201						displayErrorDialog(error);
202					}
203				});
204	}
205
206	protected void displayErrorDialog(final int errorCode) {
207		runOnUiThread(new Runnable() {
208
209			@Override
210			public void run() {
211				AlertDialog.Builder builder = new AlertDialog.Builder(
212						XmppActivity.this);
213				builder.setIconAttribute(android.R.attr.alertDialogIcon);
214				builder.setTitle(getString(R.string.error));
215				builder.setMessage(errorCode);
216				builder.setNeutralButton(R.string.accept, null);
217				builder.create().show();
218			}
219		});
220
221	}
222}