Remove unused variable

Show all Forum Invitations, not only the first one to prevent cut-offs and forks

This MR solves the problems outlined in #461 by always showing forum invitations, even if the user already subscribed to the forum.

Available Forums have been renamed to Forum Invitations in the UI:

![device-2016-07-07-144141](/uploads/9c8d06decdd19117250e3faca0c38192/device-2016-07-07-144141.png)
![device-2016-07-07-144150](/uploads/9803f567c962a721b24d79359974a29f/device-2016-07-07-144150.png)

Closes #461

See merge request !241

briar-android-tests/build.gradle

@@ -2,10 +2,6 @@ apply plugin: 'com.android.library'
 apply plugin: 'witness'
 apply plugin: 'com.neenbedankt.android-apt'
 
-repositories {
-    maven { url 'http://repo1.maven.org/maven2' }
-}
-
 android {
     compileSdkVersion 23
     buildToolsVersion "23.0.3"

briar-android-tests/src/test/java/org/briarproject/BlogManagerTest.java

@@ -0,0 +1,387 @@
+package org.briarproject;
+
+import net.jodah.concurrentunit.Waiter;
+
+import org.briarproject.api.blogs.Blog;
+import org.briarproject.api.blogs.BlogFactory;
+import org.briarproject.api.blogs.BlogManager;
+import org.briarproject.api.blogs.BlogPost;
+import org.briarproject.api.blogs.BlogPostFactory;
+import org.briarproject.api.blogs.BlogPostHeader;
+import org.briarproject.api.contact.ContactId;
+import org.briarproject.api.contact.ContactManager;
+import org.briarproject.api.crypto.CryptoComponent;
+import org.briarproject.api.crypto.KeyPair;
+import org.briarproject.api.crypto.SecretKey;
+import org.briarproject.api.db.DbException;
+import org.briarproject.api.event.Event;
+import org.briarproject.api.event.EventListener;
+import org.briarproject.api.event.MessageStateChangedEvent;
+import org.briarproject.api.identity.AuthorFactory;
+import org.briarproject.api.identity.IdentityManager;
+import org.briarproject.api.identity.LocalAuthor;
+import org.briarproject.api.lifecycle.LifecycleManager;
+import org.briarproject.api.sync.SyncSession;
+import org.briarproject.api.sync.SyncSessionFactory;
+import org.briarproject.api.system.Clock;
+import org.briarproject.blogs.BlogsModule;
+import org.briarproject.contact.ContactModule;
+import org.briarproject.crypto.CryptoModule;
+import org.briarproject.lifecycle.LifecycleModule;
+import org.briarproject.properties.PropertiesModule;
+import org.briarproject.sync.SyncModule;
+import org.briarproject.transport.TransportModule;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.concurrent.TimeoutException;
+import java.util.logging.Logger;
+
+import javax.inject.Inject;
+
+import static junit.framework.Assert.assertFalse;
+import static org.briarproject.TestPluginsModule.MAX_LATENCY;
+import static org.briarproject.api.sync.ValidationManager.State.DELIVERED;
+import static org.briarproject.api.sync.ValidationManager.State.INVALID;
+import static org.briarproject.api.sync.ValidationManager.State.PENDING;
+import static org.briarproject.api.sync.ValidationManager.State.VALID;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class BlogManagerTest {
+
+	private LifecycleManager lifecycleManager0, lifecycleManager1;
+	private SyncSessionFactory sync0, sync1;
+	private BlogManager blogManager0, blogManager1;
+	private ContactManager contactManager0, contactManager1;
+	private ContactId contactId0,contactId1;
+	private IdentityManager identityManager0, identityManager1;
+	private LocalAuthor author0, author1;
+	private Blog blog0, blog1;
+
+	@Inject
+	Clock clock;
+	@Inject
+	AuthorFactory authorFactory;
+	@Inject
+	CryptoComponent crypto;
+	@Inject
+	BlogFactory blogFactory;
+	@Inject
+	BlogPostFactory blogPostFactory;
+
+	// objects accessed from background threads need to be volatile
+	private volatile Waiter validationWaiter;
+	private volatile Waiter deliveryWaiter;
+
+	private final File testDir = TestUtils.getTestDirectory();
+	private final SecretKey master = TestUtils.getSecretKey();
+	private final int TIMEOUT = 15000;
+	private final String AUTHOR1 = "Author 1";
+	private final String AUTHOR2 = "Author 2";
+	private final String CONTENT_TYPE = "text/plain";
+
+	private static final Logger LOG =
+			Logger.getLogger(ForumSharingIntegrationTest.class.getName());
+
+	private BlogManagerTestComponent t0, t1;
+
+	@Before
+	public void setUp() throws Exception {
+		BlogManagerTestComponent component =
+				DaggerBlogManagerTestComponent.builder().build();
+		component.inject(this);
+		injectEagerSingletons(component);
+
+		assertTrue(testDir.mkdirs());
+		File t0Dir = new File(testDir, AUTHOR1);
+		t0 = DaggerBlogManagerTestComponent.builder()
+				.testDatabaseModule(new TestDatabaseModule(t0Dir)).build();
+		injectEagerSingletons(t0);
+		File t1Dir = new File(testDir, AUTHOR2);
+		t1 = DaggerBlogManagerTestComponent.builder()
+				.testDatabaseModule(new TestDatabaseModule(t1Dir)).build();
+		injectEagerSingletons(t1);
+
+		identityManager0 = t0.getIdentityManager();
+		identityManager1 = t1.getIdentityManager();
+		contactManager0 = t0.getContactManager();
+		contactManager1 = t1.getContactManager();
+		blogManager0 = t0.getBlogManager();
+		blogManager1 = t1.getBlogManager();
+		sync0 = t0.getSyncSessionFactory();
+		sync1 = t1.getSyncSessionFactory();
+
+		// initialize waiters fresh for each test
+		validationWaiter = new Waiter();
+		deliveryWaiter = new Waiter();
+	}
+
+	@Test
+	public void testPersonalBlogInitialisation() throws Exception {
+		startLifecycles();
+
+		defaultInit();
+
+		Collection<Blog> blogs0 = blogManager0.getBlogs();
+		assertEquals(2, blogs0.size());
+		Iterator<Blog> i0 = blogs0.iterator();
+		assertEquals(author0, i0.next().getAuthor());
+		assertEquals(author1, i0.next().getAuthor());
+
+		Collection<Blog> blogs1 = blogManager1.getBlogs();
+		assertEquals(2, blogs1.size());
+		Iterator<Blog> i1 = blogs1.iterator();
+		assertEquals(author1, i1.next().getAuthor());
+		assertEquals(author0, i1.next().getAuthor());
+
+		assertEquals(blog0, blogManager0.getPersonalBlog(author0));
+		assertEquals(blog0, blogManager1.getPersonalBlog(author0));
+		assertEquals(blog1, blogManager0.getPersonalBlog(author1));
+		assertEquals(blog1, blogManager1.getPersonalBlog(author1));
+
+		assertEquals(blog0, blogManager0.getBlog(blog0.getId()));
+		assertEquals(blog0, blogManager1.getBlog(blog0.getId()));
+		assertEquals(blog1, blogManager0.getBlog(blog1.getId()));
+		assertEquals(blog1, blogManager1.getBlog(blog1.getId()));
+
+		assertEquals(1, blogManager0.getBlogs(author0).size());
+		assertEquals(1, blogManager1.getBlogs(author0).size());
+		assertEquals(1, blogManager0.getBlogs(author1).size());
+		assertEquals(1, blogManager1.getBlogs(author1).size());
+
+		stopLifecycles();
+	}
+
+	@Test
+	public void testBlogPost() throws Exception {
+		startLifecycles();
+		defaultInit();
+
+		// check that blog0 has no posts
+		final byte[] body = TestUtils.getRandomBytes(42);
+		Collection<BlogPostHeader> headers0 =
+				blogManager0.getPostHeaders(blog0.getId());
+		assertEquals(0, headers0.size());
+
+		// add a post to blog0
+		BlogPost p = blogPostFactory
+				.createBlogPost(blog0.getId(), null, clock.currentTimeMillis(),
+						null, author0, CONTENT_TYPE, body);
+		blogManager0.addLocalPost(p);
+
+		// check that post is now in blog0
+		headers0 = blogManager0.getPostHeaders(blog0.getId());
+		assertEquals(1, headers0.size());
+
+		// check that body is there
+		assertArrayEquals(body,
+				blogManager0.getPostBody(p.getMessage().getId()));
+
+		// make sure that blog0 at author1 doesn't have the post yet
+		Collection<BlogPostHeader> headers1 =
+				blogManager1.getPostHeaders(blog0.getId());
+		assertEquals(0, headers1.size());
+
+		// sync the post over
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 1);
+
+		// make sure post arrived
+		headers1 = blogManager1.getPostHeaders(blog0.getId());
+		assertEquals(1, headers1.size());
+
+		// check that body is there
+		assertArrayEquals(body,
+				blogManager1.getPostBody(p.getMessage().getId()));
+
+		stopLifecycles();
+	}
+
+	@Test
+	public void testBlogPostInWrongBlog() throws Exception {
+		startLifecycles();
+		defaultInit();
+
+		// add a post to blog1
+		final byte[] body = TestUtils.getRandomBytes(42);
+		BlogPost p = blogPostFactory
+				.createBlogPost(blog1.getId(), null, clock.currentTimeMillis(),
+						null, author0, CONTENT_TYPE, body);
+		blogManager0.addLocalPost(p);
+
+		// check that post is now in blog1
+		Collection<BlogPostHeader> headers0 =
+				blogManager0.getPostHeaders(blog1.getId());
+		assertEquals(1, headers0.size());
+
+		// sync the post over
+		sync0To1();
+		validationWaiter.await(TIMEOUT, 1);
+
+		// make sure post did not arrive, because of wrong signature
+		Collection<BlogPostHeader> headers1 =
+				blogManager1.getPostHeaders(blog1.getId());
+		assertEquals(0, headers1.size());
+
+		stopLifecycles();
+	}
+
+	@Test
+	public void testAddAndRemoveBlog() throws Exception {
+		startLifecycles();
+		defaultInit();
+
+		String name = "Test Blog";
+		String desc = "Description";
+
+		// add blog
+		Blog blog = blogManager0.addBlog(author0, name, desc);
+		Collection<Blog> blogs0 = blogManager0.getBlogs();
+		assertEquals(3, blogs0.size());
+		assertTrue(blogs0.contains(blog));
+		assertEquals(2, blogManager0.getBlogs(author0).size());
+
+		// remove blog
+		blogManager0.removeBlog(blog);
+		blogs0 = blogManager0.getBlogs();
+		assertEquals(2, blogs0.size());
+		assertFalse(blogs0.contains(blog));
+		assertEquals(1, blogManager0.getBlogs(author0).size());
+
+		stopLifecycles();
+	}
+
+	@After
+	public void tearDown() throws Exception {
+		TestUtils.deleteTestDirectory(testDir);
+	}
+
+	private class Listener implements EventListener {
+		public void eventOccurred(Event e) {
+			if (e instanceof MessageStateChangedEvent) {
+				MessageStateChangedEvent event = (MessageStateChangedEvent) e;
+				if (!event.isLocal()) {
+					if (event.getState() == DELIVERED) {
+						deliveryWaiter.resume();
+					} else if (event.getState() == VALID ||
+							event.getState() == INVALID ||
+							event.getState() == PENDING) {
+						validationWaiter.resume();
+					}
+				}
+			}
+		}
+	}
+
+	private void defaultInit() throws DbException {
+		addDefaultIdentities();
+		addDefaultContacts();
+		listenToEvents();
+	}
+
+	private void addDefaultIdentities() throws DbException {
+		KeyPair keyPair0 = crypto.generateSignatureKeyPair();
+		byte[] publicKey0 = keyPair0.getPublic().getEncoded();
+		byte[] privateKey0 = keyPair0.getPrivate().getEncoded();
+		author0 = authorFactory
+				.createLocalAuthor(AUTHOR1, publicKey0, privateKey0);
+		identityManager0.addLocalAuthor(author0);
+		blog0 = blogFactory.createPersonalBlog(author0);
+
+		KeyPair keyPair1 = crypto.generateSignatureKeyPair();
+		byte[] publicKey1 = keyPair1.getPublic().getEncoded();
+		byte[] privateKey1 = keyPair1.getPrivate().getEncoded();
+		author1 = authorFactory
+				.createLocalAuthor(AUTHOR2, publicKey1, privateKey1);
+		identityManager1.addLocalAuthor(author1);
+		blog1 = blogFactory.createPersonalBlog(author1);
+	}
+
+	private void addDefaultContacts() throws DbException {
+		// sharer adds invitee as contact
+		contactId1 = contactManager0.addContact(author1,
+				author0.getId(), master, clock.currentTimeMillis(), true,
+				true
+		);
+		// invitee adds sharer back
+		contactId0 = contactManager1.addContact(author0,
+				author1.getId(), master, clock.currentTimeMillis(), true,
+				true
+		);
+	}
+
+	private void listenToEvents() {
+		Listener listener0 = new Listener();
+		t0.getEventBus().addListener(listener0);
+		Listener listener1 = new Listener();
+		t1.getEventBus().addListener(listener1);
+	}
+
+	private void sync0To1() throws IOException, TimeoutException {
+		deliverMessage(sync0, contactId0, sync1, contactId1, "0 to 1");
+	}
+
+	private void sync1To0() throws IOException, TimeoutException {
+		deliverMessage(sync1, contactId1, sync0, contactId0, "1 to 0");
+	}
+
+	private void deliverMessage(SyncSessionFactory fromSync, ContactId fromId,
+			SyncSessionFactory toSync, ContactId toId, String debug)
+			throws IOException, TimeoutException {
+
+		if (debug != null) LOG.info("TEST: Sending message from " + debug);
+
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		// Create an outgoing sync session
+		SyncSession sessionFrom =
+				fromSync.createSimplexOutgoingSession(toId, MAX_LATENCY, out);
+		// Write whatever needs to be written
+		sessionFrom.run();
+		out.close();
+
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		// Create an incoming sync session
+		SyncSession sessionTo = toSync.createIncomingSession(fromId, in);
+		// Read whatever needs to be read
+		sessionTo.run();
+		in.close();
+	}
+
+	private void startLifecycles() throws InterruptedException {
+		// Start the lifecycle manager and wait for it to finish
+		lifecycleManager0 = t0.getLifecycleManager();
+		lifecycleManager1 = t1.getLifecycleManager();
+		lifecycleManager0.startServices();
+		lifecycleManager1.startServices();
+		lifecycleManager0.waitForStartup();
+		lifecycleManager1.waitForStartup();
+	}
+
+	private void stopLifecycles() throws InterruptedException {
+		// Clean up
+		lifecycleManager0.stopServices();
+		lifecycleManager1.stopServices();
+		lifecycleManager0.waitForShutdown();
+		lifecycleManager1.waitForShutdown();
+	}
+
+	private void injectEagerSingletons(BlogManagerTestComponent component) {
+		component.inject(new LifecycleModule.EagerSingletons());
+		component.inject(new BlogsModule.EagerSingletons());
+		component.inject(new CryptoModule.EagerSingletons());
+		component.inject(new ContactModule.EagerSingletons());
+		component.inject(new TransportModule.EagerSingletons());
+		component.inject(new SyncModule.EagerSingletons());
+		component.inject(new PropertiesModule.EagerSingletons());
+	}
+
+}

briar-android-tests/src/test/java/org/briarproject/BlogManagerTestComponent.java

@@ -0,0 +1,78 @@
+package org.briarproject;
+
+import org.briarproject.api.blogs.BlogManager;
+import org.briarproject.api.contact.ContactManager;
+import org.briarproject.api.event.EventBus;
+import org.briarproject.api.identity.IdentityManager;
+import org.briarproject.api.lifecycle.LifecycleManager;
+import org.briarproject.api.sync.SyncSessionFactory;
+import org.briarproject.blogs.BlogsModule;
+import org.briarproject.clients.ClientsModule;
+import org.briarproject.contact.ContactModule;
+import org.briarproject.crypto.CryptoModule;
+import org.briarproject.data.DataModule;
+import org.briarproject.db.DatabaseModule;
+import org.briarproject.event.EventModule;
+import org.briarproject.identity.IdentityModule;
+import org.briarproject.lifecycle.LifecycleModule;
+import org.briarproject.properties.PropertiesModule;
+import org.briarproject.sharing.SharingModule;
+import org.briarproject.sync.SyncModule;
+import org.briarproject.system.SystemModule;
+import org.briarproject.transport.TransportModule;
+
+import javax.inject.Singleton;
+
+import dagger.Component;
+
+@Singleton
+@Component(modules = {
+		TestDatabaseModule.class,
+		TestPluginsModule.class,
+		TestSeedProviderModule.class,
+		ClientsModule.class,
+		ContactModule.class,
+		CryptoModule.class,
+		DataModule.class,
+		DatabaseModule.class,
+		EventModule.class,
+		BlogsModule.class,
+		IdentityModule.class,
+		LifecycleModule.class,
+		PropertiesModule.class,
+		SharingModule.class,
+		SyncModule.class,
+		SystemModule.class,
+		TransportModule.class
+})
+interface BlogManagerTestComponent {
+
+	void inject(BlogManagerTest testCase);
+
+	void inject(ContactModule.EagerSingletons init);
+
+	void inject(CryptoModule.EagerSingletons init);
+
+	void inject(BlogsModule.EagerSingletons init);
+
+	void inject(LifecycleModule.EagerSingletons init);
+
+	void inject(PropertiesModule.EagerSingletons init);
+
+	void inject(SyncModule.EagerSingletons init);
+
+	void inject(TransportModule.EagerSingletons init);
+
+	LifecycleManager getLifecycleManager();
+
+	EventBus getEventBus();
+
+	IdentityManager getIdentityManager();
+
+	ContactManager getContactManager();
+
+	BlogManager getBlogManager();
+
+	SyncSessionFactory getSyncSessionFactory();
+
+}

briar-android-tests/src/test/java/org/briarproject/ForumManagerTest.java

@@ -0,0 +1,447 @@
+package org.briarproject;
+
+import junit.framework.Assert;
+
+import net.jodah.concurrentunit.Waiter;
+
+import org.briarproject.api.contact.Contact;
+import org.briarproject.api.contact.ContactId;
+import org.briarproject.api.contact.ContactManager;
+import org.briarproject.api.crypto.SecretKey;
+import org.briarproject.api.db.DbException;
+import org.briarproject.api.event.Event;
+import org.briarproject.api.event.EventListener;
+import org.briarproject.api.event.MessageStateChangedEvent;
+import org.briarproject.api.forum.Forum;
+import org.briarproject.api.forum.ForumManager;
+import org.briarproject.api.forum.ForumPost;
+import org.briarproject.api.forum.ForumPostFactory;
+import org.briarproject.api.forum.ForumPostHeader;
+import org.briarproject.api.forum.ForumSharingManager;
+import org.briarproject.api.identity.AuthorFactory;
+import org.briarproject.api.identity.IdentityManager;
+import org.briarproject.api.identity.LocalAuthor;
+import org.briarproject.api.lifecycle.LifecycleManager;
+import org.briarproject.api.sync.GroupId;
+import org.briarproject.api.sync.SyncSession;
+import org.briarproject.api.sync.SyncSessionFactory;
+import org.briarproject.api.system.Clock;
+import org.briarproject.contact.ContactModule;
+import org.briarproject.crypto.CryptoModule;
+import org.briarproject.forum.ForumModule;
+import org.briarproject.lifecycle.LifecycleModule;
+import org.briarproject.properties.PropertiesModule;
+import org.briarproject.sharing.SharingModule;
+import org.briarproject.sync.SyncModule;
+import org.briarproject.transport.TransportModule;
+import org.briarproject.util.StringUtils;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.util.Collection;
+import java.util.concurrent.TimeoutException;
+import java.util.logging.Logger;
+
+import javax.inject.Inject;
+
+import static junit.framework.Assert.assertEquals;
+import static junit.framework.Assert.assertNull;
+import static junit.framework.TestCase.assertFalse;
+import static org.briarproject.TestPluginsModule.MAX_LATENCY;
+import static org.briarproject.api.identity.AuthorConstants.MAX_PUBLIC_KEY_LENGTH;
+import static org.briarproject.api.sync.ValidationManager.State.DELIVERED;
+import static org.briarproject.api.sync.ValidationManager.State.INVALID;
+import static org.briarproject.api.sync.ValidationManager.State.PENDING;
+import static org.briarproject.api.sync.ValidationManager.State.VALID;
+import static org.junit.Assert.assertTrue;
+
+public class ForumManagerTest {
+
+	private LifecycleManager lifecycleManager0, lifecycleManager1;
+	private SyncSessionFactory sync0, sync1;
+	private ForumManager forumManager0, forumManager1;
+	private ContactManager contactManager0, contactManager1;
+	private ContactId contactId0,contactId1;
+	private IdentityManager identityManager0, identityManager1;
+	private LocalAuthor author0, author1;
+	private Forum forum0;
+
+	@Inject
+	Clock clock;
+	@Inject
+	AuthorFactory authorFactory;
+	@Inject
+	ForumPostFactory forumPostFactory;
+
+	// objects accessed from background threads need to be volatile
+	private volatile ForumSharingManager forumSharingManager0;
+	private volatile ForumSharingManager forumSharingManager1;
+	private volatile Waiter validationWaiter;
+	private volatile Waiter deliveryWaiter;
+
+	private final File testDir = TestUtils.getTestDirectory();
+	private final SecretKey master = TestUtils.getSecretKey();
+	private final int TIMEOUT = 15000;
+	private final String SHARER = "Sharer";
+	private final String INVITEE = "Invitee";
+
+	private static final Logger LOG =
+			Logger.getLogger(ForumSharingIntegrationTest.class.getName());
+
+	private ForumManagerTestComponent t0, t1;
+
+	@Before
+	public void setUp() throws Exception {
+		ForumManagerTestComponent component =
+				DaggerForumManagerTestComponent.builder().build();
+		component.inject(this);
+		injectEagerSingletons(component);
+
+		assertTrue(testDir.mkdirs());
+		File t0Dir = new File(testDir, SHARER);
+		t0 = DaggerForumManagerTestComponent.builder()
+				.testDatabaseModule(new TestDatabaseModule(t0Dir)).build();
+		injectEagerSingletons(t0);
+		File t1Dir = new File(testDir, INVITEE);
+		t1 = DaggerForumManagerTestComponent.builder()
+				.testDatabaseModule(new TestDatabaseModule(t1Dir)).build();
+		injectEagerSingletons(t1);
+
+		identityManager0 = t0.getIdentityManager();
+		identityManager1 = t1.getIdentityManager();
+		contactManager0 = t0.getContactManager();
+		contactManager1 = t1.getContactManager();
+		forumManager0 = t0.getForumManager();
+		forumManager1 = t1.getForumManager();
+		forumSharingManager0 = t0.getForumSharingManager();
+		forumSharingManager1 = t1.getForumSharingManager();
+		sync0 = t0.getSyncSessionFactory();
+		sync1 = t1.getSyncSessionFactory();
+
+		// initialize waiters fresh for each test
+		validationWaiter = new Waiter();
+		deliveryWaiter = new Waiter();
+	}
+
+	private ForumPost createForumPost(GroupId groupId, ForumPost parent,
+			String body, long ms) throws Exception {
+		return forumPostFactory.createAnonymousPost(groupId, ms,
+				parent == null ? null : parent.getMessage().getId(),
+				"text/plain", StringUtils.toUtf8(body));
+	}
+
+	@Test
+	public void testForumPost() throws Exception {
+		startLifecycles();
+		Forum forum = forumManager0.addForum("TestForum");
+		assertEquals(1, forumManager0.getForums().size());
+		final long ms1 = clock.currentTimeMillis() - 1000L;
+		final String body1 = "some forum text";
+		final long ms2 = clock.currentTimeMillis();
+		final String body2 = "some other forum text";
+		ForumPost post1 =
+				createForumPost(forum.getGroup().getId(), null, body1, ms1);
+		assertEquals(ms1, post1.getMessage().getTimestamp());
+		ForumPost post2 =
+				createForumPost(forum.getGroup().getId(), post1, body2, ms2);
+		assertEquals(ms2, post2.getMessage().getTimestamp());
+		forumManager0.addLocalPost(post1);
+		forumManager0.setReadFlag(post1.getMessage().getId(), true);
+		forumManager0.addLocalPost(post2);
+		forumManager0.setReadFlag(post2.getMessage().getId(), false);
+		Collection<ForumPostHeader> headers =
+				forumManager0.getPostHeaders(forum.getGroup().getId());
+		assertEquals(2, headers.size());
+		for (ForumPostHeader h : headers) {
+			final String hBody =
+					StringUtils.fromUtf8(forumManager0.getPostBody(h.getId()));
+
+			boolean isPost1 = h.getId().equals(post1.getMessage().getId());
+			boolean isPost2 = h.getId().equals(post2.getMessage().getId());
+			Assert.assertTrue(isPost1 || isPost2);
+			if (isPost1) {
+				assertEquals(h.getTimestamp(), ms1);
+				assertEquals(body1, hBody);
+				assertNull(h.getParentId());
+				assertTrue(h.isRead());
+			}
+			else {
+				assertEquals(h.getTimestamp(), ms2);
+				assertEquals(body2, hBody);
+				assertEquals(h.getParentId(), post2.getParent());
+				assertFalse(h.isRead());
+			}
+		}
+		forumManager0.removeForum(forum);
+		assertEquals(0, forumManager0.getForums().size());
+		stopLifecycles();
+	}
+
+	@Test
+	public void testForumPostDelivery() throws Exception {
+		startLifecycles();
+		defaultInit();
+
+		// share forum
+		GroupId g = forum0.getId();
+		forumSharingManager0.sendInvitation(g, contactId1, null);
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 1);
+		Contact c0 = contactManager1.getContact(contactId0);
+		forumSharingManager1.respondToInvitation(forum0, c0, true);
+		sync1To0();
+		deliveryWaiter.await(TIMEOUT, 1);
+
+		// add one forum post
+		long time = clock.currentTimeMillis();
+		ForumPost post1 = createForumPost(g, null, "a", time);
+		forumManager0.addLocalPost(post1);
+		assertEquals(1, forumManager0.getPostHeaders(g).size());
+		assertEquals(0, forumManager1.getPostHeaders(g).size());
+
+		// send post to 1
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 1);
+		assertEquals(1, forumManager1.getPostHeaders(g).size());
+
+		// add another forum post
+		time = clock.currentTimeMillis();
+		ForumPost post2 = createForumPost(g, null, "b", time);
+		forumManager1.addLocalPost(post2);
+		assertEquals(1, forumManager0.getPostHeaders(g).size());
+		assertEquals(2, forumManager1.getPostHeaders(g).size());
+
+		// send post to 0
+		sync1To0();
+		deliveryWaiter.await(TIMEOUT, 1);
+		assertEquals(2, forumManager1.getPostHeaders(g).size());
+
+		stopLifecycles();
+	}
+
+	@Test
+	public void testForumPostDeliveredAfterParent() throws Exception {
+		startLifecycles();
+		defaultInit();
+
+		// share forum
+		GroupId g = forum0.getId();
+		forumSharingManager0.sendInvitation(g, contactId1, null);
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 1);
+		Contact c0 = contactManager1.getContact(contactId0);
+		forumSharingManager1.respondToInvitation(forum0, c0, true);
+		sync1To0();
+		deliveryWaiter.await(TIMEOUT, 1);
+
+		// add one forum post without the parent
+		long time = clock.currentTimeMillis();
+		ForumPost post1 = createForumPost(g, null, "a", time);
+		ForumPost post2 = createForumPost(g, post1, "a", time);
+		forumManager0.addLocalPost(post2);
+		assertEquals(1, forumManager0.getPostHeaders(g).size());
+		assertEquals(0, forumManager1.getPostHeaders(g).size());
+
+		// send post to 1 without waiting for message delivery
+		sync0To1();
+		validationWaiter.await(TIMEOUT, 1);
+		assertEquals(0, forumManager1.getPostHeaders(g).size());
+
+		// now add the parent post as well
+		forumManager0.addLocalPost(post1);
+		assertEquals(2, forumManager0.getPostHeaders(g).size());
+		assertEquals(0, forumManager1.getPostHeaders(g).size());
+
+		// and send it over to 1 and wait for a second message to be delivered
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 2);
+		assertEquals(2, forumManager1.getPostHeaders(g).size());
+
+		stopLifecycles();
+	}
+
+	@Test
+	public void testForumPostWithParentInOtherGroup() throws Exception {
+		startLifecycles();
+		defaultInit();
+
+		// share forum
+		GroupId g = forum0.getId();
+		forumSharingManager0.sendInvitation(g, contactId1, null);
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 1);
+		Contact c0 = contactManager1.getContact(contactId0);
+		forumSharingManager1.respondToInvitation(forum0, c0, true);
+		sync1To0();
+		deliveryWaiter.await(TIMEOUT, 1);
+
+		// share a second forum
+		Forum forum1 = forumManager0.addForum("Test Forum1");
+		GroupId g1 = forum1.getId();
+		forumSharingManager0.sendInvitation(g1, contactId1, null);
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 1);
+		forumSharingManager1.respondToInvitation(forum1, c0, true);
+		sync1To0();
+		deliveryWaiter.await(TIMEOUT, 1);
+
+		// add one forum post with a parent in another forum
+		long time = clock.currentTimeMillis();
+		ForumPost post1 = createForumPost(g1, null, "a", time);
+		ForumPost post = createForumPost(g, post1, "b", time);
+		forumManager0.addLocalPost(post);
+		assertEquals(1, forumManager0.getPostHeaders(g).size());
+		assertEquals(0, forumManager1.getPostHeaders(g).size());
+
+		// send posts to 1
+		sync0To1();
+		validationWaiter.await(TIMEOUT, 1);
+		assertEquals(1, forumManager0.getPostHeaders(g).size());
+		assertEquals(0, forumManager1.getPostHeaders(g).size());
+
+		// now also add the parent post which is in another group
+		forumManager0.addLocalPost(post1);
+		assertEquals(1, forumManager0.getPostHeaders(g1).size());
+		assertEquals(0, forumManager1.getPostHeaders(g1).size());
+
+		// send posts to 1
+		sync0To1();
+		deliveryWaiter.await(TIMEOUT, 1);
+		assertEquals(1, forumManager0.getPostHeaders(g).size());
+		assertEquals(1, forumManager0.getPostHeaders(g1).size());
+		// the next line is critical, makes sure post doesn't show up
+		assertEquals(0, forumManager1.getPostHeaders(g).size());
+		assertEquals(1, forumManager1.getPostHeaders(g1).size());
+
+		stopLifecycles();
+	}
+
+	@After
+	public void tearDown() throws Exception {
+		TestUtils.deleteTestDirectory(testDir);
+	}
+
+	private class Listener implements EventListener {
+		public void eventOccurred(Event e) {
+			if (e instanceof MessageStateChangedEvent) {
+				MessageStateChangedEvent event = (MessageStateChangedEvent) e;
+				if (!event.isLocal()) {
+					if (event.getState() == DELIVERED) {
+						deliveryWaiter.resume();
+					} else if (event.getState() == VALID ||
+							event.getState() == INVALID ||
+							event.getState() == PENDING) {
+						validationWaiter.resume();
+					}
+				}
+			}
+		}
+	}
+
+	private void defaultInit() throws DbException {
+		addDefaultIdentities();
+		addDefaultContacts();
+		addForum();
+		listenToEvents();
+	}
+
+	private void addDefaultIdentities() throws DbException {
+		author0 = authorFactory.createLocalAuthor(SHARER,
+				TestUtils.getRandomBytes(MAX_PUBLIC_KEY_LENGTH),
+				TestUtils.getRandomBytes(123));
+		identityManager0.addLocalAuthor(author0);
+		author1 = authorFactory.createLocalAuthor(INVITEE,
+				TestUtils.getRandomBytes(MAX_PUBLIC_KEY_LENGTH),
+				TestUtils.getRandomBytes(123));
+		identityManager1.addLocalAuthor(author1);
+	}
+
+	private void addDefaultContacts() throws DbException {
+		// sharer adds invitee as contact
+		contactId1 = contactManager0.addContact(author1,
+				author0.getId(), master, clock.currentTimeMillis(), true,
+				true
+		);
+		// invitee adds sharer back
+		contactId0 = contactManager1.addContact(author0,
+				author1.getId(), master, clock.currentTimeMillis(), true,
+				true
+		);
+	}
+
+	private void addForum() throws DbException {
+		forum0 = forumManager0.addForum("Test Forum");
+	}
+
+	private void listenToEvents() {
+		Listener listener0 = new Listener();
+		t0.getEventBus().addListener(listener0);
+		Listener listener1 = new Listener();
+		t1.getEventBus().addListener(listener1);
+	}
+
+	private void sync0To1() throws IOException, TimeoutException {
+		deliverMessage(sync0, contactId0, sync1, contactId1, "0 to 1");
+	}
+
+	private void sync1To0() throws IOException, TimeoutException {
+		deliverMessage(sync1, contactId1, sync0, contactId0, "1 to 0");
+	}
+
+	private void deliverMessage(SyncSessionFactory fromSync, ContactId fromId,
+			SyncSessionFactory toSync, ContactId toId, String debug)
+			throws IOException, TimeoutException {
+
+		if (debug != null) LOG.info("TEST: Sending message from " + debug);
+
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		// Create an outgoing sync session
+		SyncSession sessionFrom =
+				fromSync.createSimplexOutgoingSession(toId, MAX_LATENCY, out);
+		// Write whatever needs to be written
+		sessionFrom.run();
+		out.close();
+
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		// Create an incoming sync session
+		SyncSession sessionTo = toSync.createIncomingSession(fromId, in);
+		// Read whatever needs to be read
+		sessionTo.run();
+		in.close();
+	}
+
+	private void startLifecycles() throws InterruptedException {
+		// Start the lifecycle manager and wait for it to finish
+		lifecycleManager0 = t0.getLifecycleManager();
+		lifecycleManager1 = t1.getLifecycleManager();
+		lifecycleManager0.startServices();
+		lifecycleManager1.startServices();
+		lifecycleManager0.waitForStartup();
+		lifecycleManager1.waitForStartup();
+	}
+
+	private void stopLifecycles() throws InterruptedException {
+		// Clean up
+		lifecycleManager0.stopServices();
+		lifecycleManager1.stopServices();
+		lifecycleManager0.waitForShutdown();
+		lifecycleManager1.waitForShutdown();
+	}
+
+	private void injectEagerSingletons(ForumManagerTestComponent component) {
+		component.inject(new LifecycleModule.EagerSingletons());
+		component.inject(new ForumModule.EagerSingletons());
+		component.inject(new CryptoModule.EagerSingletons());
+		component.inject(new ContactModule.EagerSingletons());
+		component.inject(new TransportModule.EagerSingletons());
+		component.inject(new SharingModule.EagerSingletons());
+		component.inject(new SyncModule.EagerSingletons());
+		component.inject(new PropertiesModule.EagerSingletons());
+	}
+
+}

briar-android-tests/src/test/java/org/briarproject/ForumManagerTestComponent.java

@@ -0,0 +1,83 @@
+package org.briarproject;
+
+import org.briarproject.api.contact.ContactManager;
+import org.briarproject.api.event.EventBus;
+import org.briarproject.api.forum.ForumManager;
+import org.briarproject.api.forum.ForumSharingManager;
+import org.briarproject.api.identity.IdentityManager;
+import org.briarproject.api.lifecycle.LifecycleManager;
+import org.briarproject.api.sync.SyncSessionFactory;
+import org.briarproject.clients.ClientsModule;
+import org.briarproject.contact.ContactModule;
+import org.briarproject.crypto.CryptoModule;
+import org.briarproject.data.DataModule;
+import org.briarproject.db.DatabaseModule;
+import org.briarproject.event.EventModule;
+import org.briarproject.forum.ForumModule;
+import org.briarproject.identity.IdentityModule;
+import org.briarproject.lifecycle.LifecycleModule;
+import org.briarproject.properties.PropertiesModule;
+import org.briarproject.sharing.SharingModule;
+import org.briarproject.sync.SyncModule;
+import org.briarproject.system.SystemModule;
+import org.briarproject.transport.TransportModule;
+
+import javax.inject.Singleton;
+
+import dagger.Component;
+
+@Singleton
+@Component(modules = {
+		TestDatabaseModule.class,
+		TestPluginsModule.class,
+		TestSeedProviderModule.class,
+		ClientsModule.class,
+		ContactModule.class,
+		CryptoModule.class,
+		DataModule.class,
+		DatabaseModule.class,
+		EventModule.class,
+		ForumModule.class,
+		IdentityModule.class,
+		LifecycleModule.class,
+		PropertiesModule.class,
+		SharingModule.class,
+		SyncModule.class,
+		SystemModule.class,
+		TransportModule.class
+})
+public interface ForumManagerTestComponent {
+
+	void inject(ForumManagerTest testCase);
+
+	void inject(ContactModule.EagerSingletons init);
+
+	void inject(CryptoModule.EagerSingletons init);
+
+	void inject(ForumModule.EagerSingletons init);
+
+	void inject(LifecycleModule.EagerSingletons init);
+
+	void inject(PropertiesModule.EagerSingletons init);
+
+	void inject(SharingModule.EagerSingletons init);
+
+	void inject(SyncModule.EagerSingletons init);
+
+	void inject(TransportModule.EagerSingletons init);
+
+	LifecycleManager getLifecycleManager();
+
+	EventBus getEventBus();
+
+	IdentityManager getIdentityManager();
+
+	ContactManager getContactManager();
+
+	ForumSharingManager getForumSharingManager();
+
+	ForumManager getForumManager();
+
+	SyncSessionFactory getSyncSessionFactory();
+
+}

briar-android-tests/src/test/java/org/briarproject/ForumSharingIntegrationTestComponent.java

@@ -0,0 +1,97 @@
+package org.briarproject;
+
+import org.briarproject.api.clients.ClientHelper;
+import org.briarproject.api.clients.MessageQueueManager;
+import org.briarproject.api.clients.PrivateGroupFactory;
+import org.briarproject.api.contact.ContactManager;
+import org.briarproject.api.db.DatabaseComponent;
+import org.briarproject.api.event.EventBus;
+import org.briarproject.api.forum.ForumManager;
+import org.briarproject.api.forum.ForumSharingManager;
+import org.briarproject.api.identity.IdentityManager;
+import org.briarproject.api.lifecycle.LifecycleManager;
+import org.briarproject.api.sync.SyncSessionFactory;
+import org.briarproject.clients.ClientsModule;
+import org.briarproject.contact.ContactModule;
+import org.briarproject.crypto.CryptoModule;
+import org.briarproject.data.DataModule;
+import org.briarproject.db.DatabaseModule;
+import org.briarproject.event.EventModule;
+import org.briarproject.forum.ForumModule;
+import org.briarproject.identity.IdentityModule;
+import org.briarproject.lifecycle.LifecycleModule;
+import org.briarproject.properties.PropertiesModule;
+import org.briarproject.sharing.SharingModule;
+import org.briarproject.sync.SyncModule;
+import org.briarproject.system.SystemModule;
+import org.briarproject.transport.TransportModule;
+
+import javax.inject.Singleton;
+
+import dagger.Component;
+
+@Singleton
+@Component(modules = {
+		TestDatabaseModule.class,
+		TestPluginsModule.class,
+		TestSeedProviderModule.class,
+		ClientsModule.class,
+		ContactModule.class,
+		CryptoModule.class,
+		DataModule.class,
+		DatabaseModule.class,
+		EventModule.class,
+		ForumModule.class,
+		IdentityModule.class,
+		LifecycleModule.class,
+		PropertiesModule.class,
+		SharingModule.class,
+		SyncModule.class,
+		SystemModule.class,
+		TransportModule.class
+})
+public interface ForumSharingIntegrationTestComponent {
+
+	void inject(ForumSharingIntegrationTest testCase);
+
+	void inject(ContactModule.EagerSingletons init);
+
+	void inject(CryptoModule.EagerSingletons init);
+
+	void inject(ForumModule.EagerSingletons init);
+
+	void inject(LifecycleModule.EagerSingletons init);
+
+	void inject(PropertiesModule.EagerSingletons init);
+
+	void inject(SharingModule.EagerSingletons init);
+
+	void inject(SyncModule.EagerSingletons init);
+
+	void inject(TransportModule.EagerSingletons init);
+
+	LifecycleManager getLifecycleManager();
+
+	EventBus getEventBus();
+
+	IdentityManager getIdentityManager();
+
+	ContactManager getContactManager();
+
+	ForumSharingManager getForumSharingManager();
+
+	ForumManager getForumManager();
+
+	SyncSessionFactory getSyncSessionFactory();
+
+	/* the following methods are only needed to manually construct messages */
+
+	DatabaseComponent getDatabaseComponent();
+
+	PrivateGroupFactory getPrivateGroupFactory();
+
+	ClientHelper getClientHelper();
+
+	MessageQueueManager getMessageQueueManager();
+
+}

briar-android-tests/src/test/java/org/briarproject/IntroductionIntegrationTest.java

@@ -19,7 +19,7 @@ import org.briarproject.api.event.IntroductionAbortedEvent;
 import org.briarproject.api.event.IntroductionRequestReceivedEvent;
 import org.briarproject.api.event.IntroductionResponseReceivedEvent;
 import org.briarproject.api.event.IntroductionSucceededEvent;
-import org.briarproject.api.event.MessageValidatedEvent;
+import org.briarproject.api.event.MessageStateChangedEvent;
 import org.briarproject.api.identity.AuthorFactory;
 import org.briarproject.api.identity.IdentityManager;
 import org.briarproject.api.identity.LocalAuthor;
@@ -29,10 +29,13 @@ import org.briarproject.api.introduction.IntroductionRequest;
 import org.briarproject.api.lifecycle.LifecycleManager;
 import org.briarproject.api.properties.TransportProperties;
 import org.briarproject.api.properties.TransportPropertyManager;
+import org.briarproject.api.sync.ClientId;
 import org.briarproject.api.sync.Group;
 import org.briarproject.api.sync.MessageId;
 import org.briarproject.api.sync.SyncSession;
 import org.briarproject.api.sync.SyncSessionFactory;
+import org.briarproject.api.sync.ValidationManager;
+import org.briarproject.api.sync.ValidationManager.State;
 import org.briarproject.api.system.Clock;
 import org.briarproject.contact.ContactModule;
 import org.briarproject.crypto.CryptoModule;
@@ -70,6 +73,8 @@ import static org.briarproject.api.introduction.IntroductionConstants.PUBLIC_KEY
 import static org.briarproject.api.introduction.IntroductionConstants.SESSION_ID;
 import static org.briarproject.api.introduction.IntroductionConstants.TYPE;
 import static org.briarproject.api.introduction.IntroductionConstants.TYPE_REQUEST;
+import static org.briarproject.api.sync.ValidationManager.State.DELIVERED;
+import static org.briarproject.api.sync.ValidationManager.State.INVALID;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
@@ -832,6 +837,106 @@ public class IntroductionIntegrationTest extends BriarTestCase {
 		}
 	}
 
+	@Test
+	public void testIntroduceesRemovedCleanup() throws Exception {
+		startLifecycles();
+		try {
+			// Add Identities
+			addDefaultIdentities();
+
+			// Add Transport Properties
+			addTransportProperties();
+
+			// Add introducees as contacts
+			contactId1 = contactManager0.addContact(author1,
+					author0.getId(), master, clock.currentTimeMillis(), true,
+					true
+			);
+			contactId2 = contactManager0.addContact(author2,
+					author0.getId(), master, clock.currentTimeMillis(), true,
+					true
+			);
+			// Add introducer back
+			contactId0 = contactManager1.addContact(author0,
+					author1.getId(), master, clock.currentTimeMillis(), true,
+					true
+			);
+			ContactId contactId02 = contactManager2.addContact(author0,
+					author2.getId(), master, clock.currentTimeMillis(), true,
+					true
+			);
+			assertTrue(contactId0.equals(contactId02));
+
+			// listen to events
+			IntroducerListener listener0 = new IntroducerListener();
+			t0.getEventBus().addListener(listener0);
+			IntroduceeListener listener1 = new IntroduceeListener(1, true);
+			t1.getEventBus().addListener(listener1);
+			IntroduceeListener listener2 = new IntroduceeListener(2, true);
+			t2.getEventBus().addListener(listener2);
+
+			// make introduction
+			long time = clock.currentTimeMillis();
+			Contact introducee1 = contactManager0.getContact(contactId1);
+			Contact introducee2 = contactManager0.getContact(contactId2);
+			introductionManager0
+					.makeIntroduction(introducee1, introducee2, "Hi!", time);
+
+			// sync first request message
+			deliverMessage(sync0, contactId0, sync1, contactId1, "0 to 1");
+			eventWaiter.await(TIMEOUT, 1);
+			assertTrue(listener1.requestReceived);
+
+			// get database and local group for introducee
+			DatabaseComponent db0 = t0.getDatabaseComponent();
+			IntroductionGroupFactory groupFactory0 =
+					t0.getIntroductionGroupFactory();
+			Group group1 = groupFactory0.createLocalGroup();
+
+			// get local session state messages
+			Map<MessageId, Metadata> map;
+			Transaction txn = db0.startTransaction(false);
+			try {
+				map = db0.getMessageMetadata(txn, group1.getId());
+				txn.setComplete();
+			} finally {
+				db0.endTransaction(txn);
+			}
+			// check that we have one session state
+			assertEquals(1, map.size());
+
+			// introducer removes introducee1
+			contactManager0.removeContact(contactId1);
+
+			// get local session state messages again
+			txn = db0.startTransaction(false);
+			try {
+				map = db0.getMessageMetadata(txn, group1.getId());
+				txn.setComplete();
+			} finally {
+				db0.endTransaction(txn);
+			}
+			// make sure local state is still there
+			assertEquals(1, map.size());
+
+			// introducer removes other introducee
+			contactManager0.removeContact(contactId2);
+
+			// get local session state messages again
+			txn = db0.startTransaction(false);
+			try {
+				map = db0.getMessageMetadata(txn, group1.getId());
+				txn.setComplete();
+			} finally {
+				db0.endTransaction(txn);
+			}
+			// make sure local state is gone now
+			assertEquals(0, map.size());
+		} finally {
+			stopLifecycles();
+		}
+	}
+
 	// TODO add a test for faking responses when #256 is implemented
 
 	@After
@@ -947,15 +1052,16 @@ public class IntroductionIntegrationTest extends BriarTestCase {
 
 		@Override
 		public void eventOccurred(Event e) {
-			if (e instanceof MessageValidatedEvent) {
+			if (e instanceof MessageStateChangedEvent) {
-				MessageValidatedEvent event = (MessageValidatedEvent) e;
+				MessageStateChangedEvent event = (MessageStateChangedEvent) e;
-				if (event.getClientId()
+				State s = event.getState();
-						.equals(introductionManager0.getClientId()) &&
+				ClientId c = event.getClientId();
+				if ((s == DELIVERED || s == INVALID) &&
+						c.equals(introductionManager0.getClientId()) &&
 						!event.isLocal()) {
 					LOG.info("TEST: Introducee" + introducee +
 							" received message in group " +
-							((MessageValidatedEvent) e).getMessage()
+							event.getMessage().getGroupId().hashCode());
-									.getGroupId().hashCode());
 					msgWaiter.resume();
 				}
 			} else if (e instanceof IntroductionRequestReceivedEvent) {
@@ -1014,14 +1120,13 @@ public class IntroductionIntegrationTest extends BriarTestCase {
 
 		@Override
 		public void eventOccurred(Event e) {
-			if (e instanceof MessageValidatedEvent) {
+			if (e instanceof MessageStateChangedEvent) {
-				MessageValidatedEvent event = (MessageValidatedEvent) e;
+				MessageStateChangedEvent event = (MessageStateChangedEvent) e;
-				if (event.getClientId()
+				if (event.getState() == DELIVERED && event.getClientId()
 						.equals(introductionManager0.getClientId()) &&
 						!event.isLocal()) {
 					LOG.info("TEST: Introducer received message in group " +
-							((MessageValidatedEvent) e).getMessage()
+							event.getMessage().getGroupId().hashCode());
-									.getGroupId().hashCode());
 					msgWaiter.resume();
 				}
 			} else if (e instanceof IntroductionResponseReceivedEvent) {

briar-android-tests/src/test/java/org/briarproject/MessageSizeIntegrationTest.java

@@ -2,6 +2,11 @@ package org.briarproject;
 
 import org.briarproject.api.UniqueId;
 import org.briarproject.api.crypto.CryptoComponent;
+import org.briarproject.api.crypto.PrivateKey;
+import org.briarproject.api.forum.ForumConstants;
+import org.briarproject.api.forum.ForumPost;
+import org.briarproject.api.forum.ForumPostFactory;
+import org.briarproject.api.identity.Author;
 import org.briarproject.api.identity.AuthorFactory;
 import org.briarproject.api.messaging.MessagingConstants;
 import org.briarproject.api.messaging.PrivateMessage;
@@ -13,6 +18,9 @@ import org.junit.Test;
 
 import javax.inject.Inject;
 
+import static org.briarproject.api.forum.ForumConstants.MAX_FORUM_POST_BODY_LENGTH;
+import static org.briarproject.api.identity.AuthorConstants.MAX_AUTHOR_NAME_LENGTH;
+import static org.briarproject.api.identity.AuthorConstants.MAX_PUBLIC_KEY_LENGTH;
 import static org.briarproject.api.messaging.MessagingConstants.MAX_PRIVATE_MESSAGE_BODY_LENGTH;
 import static org.briarproject.api.sync.SyncConstants.MAX_PACKET_PAYLOAD_LENGTH;
 import static org.junit.Assert.assertTrue;
@@ -25,6 +33,8 @@ public class MessageSizeIntegrationTest extends BriarTestCase {
 	AuthorFactory authorFactory;
 	@Inject
 	PrivateMessageFactory privateMessageFactory;
+	@Inject
+	ForumPostFactory forumPostFactory;
 
 	public MessageSizeIntegrationTest() throws Exception {
 		MessageSizeIntegrationTestComponent component =
@@ -51,4 +61,30 @@ public class MessageSizeIntegrationTest extends BriarTestCase {
 				+ MAX_PRIVATE_MESSAGE_BODY_LENGTH);
 		assertTrue(length <= MAX_PACKET_PAYLOAD_LENGTH);
 	}
+
+	@Test
+	public void testForumPostFitsIntoPacket() throws Exception {
+		// Create a maximum-length author
+		String authorName = TestUtils.getRandomString(
+				MAX_AUTHOR_NAME_LENGTH);
+		byte[] authorPublic = new byte[MAX_PUBLIC_KEY_LENGTH];
+		Author author = authorFactory.createAuthor(authorName, authorPublic);
+		// Create a maximum-length forum post
+		GroupId groupId = new GroupId(TestUtils.getRandomId());
+		long timestamp = Long.MAX_VALUE;
+		MessageId parent = new MessageId(TestUtils.getRandomId());
+		String contentType = TestUtils.getRandomString(
+				ForumConstants.MAX_CONTENT_TYPE_LENGTH);
+		byte[] body = new byte[MAX_FORUM_POST_BODY_LENGTH];
+		PrivateKey privateKey = crypto.generateSignatureKeyPair().getPrivate();
+		ForumPost post = forumPostFactory.createPseudonymousPost(groupId,
+				timestamp, parent, author, contentType, body, privateKey);
+		// Check the size of the serialised message
+		int length = post.getMessage().getRaw().length;
+		assertTrue(length > UniqueId.LENGTH + 8 + UniqueId.LENGTH
+				+ MAX_AUTHOR_NAME_LENGTH + MAX_PUBLIC_KEY_LENGTH
+				+ ForumConstants.MAX_CONTENT_TYPE_LENGTH
+				+ MAX_FORUM_POST_BODY_LENGTH);
+		assertTrue(length <= MAX_PACKET_PAYLOAD_LENGTH);
+	}
 }

briar-android-tests/src/test/java/org/briarproject/MessageSizeIntegrationTestComponent.java

@@ -5,6 +5,7 @@ import org.briarproject.crypto.CryptoModule;
 import org.briarproject.data.DataModule;
 import org.briarproject.db.DatabaseModule;
 import org.briarproject.event.EventModule;
+import org.briarproject.forum.ForumModule;
 import org.briarproject.identity.IdentityModule;
 import org.briarproject.messaging.MessagingModule;
 import org.briarproject.sync.SyncModule;
@@ -24,6 +25,7 @@ import dagger.Component;
 		DataModule.class,
 		DatabaseModule.class,
 		EventModule.class,
+		ForumModule.class,
 		IdentityModule.class,
 		MessagingModule.class,
 		SyncModule.class,

briar-android-tests/src/test/java/org/briarproject/SyncIntegrationTest.java

@@ -31,7 +31,6 @@ import java.util.Collection;
 
 import javax.inject.Inject;
 
-import static org.briarproject.api.sync.SyncConstants.MAX_GROUP_DESCRIPTOR_LENGTH;
 import static org.briarproject.api.transport.TransportConstants.TAG_LENGTH;
 import static org.junit.Assert.assertArrayEquals;
 import static org.junit.Assert.assertEquals;
@@ -76,7 +75,7 @@ public class SyncIntegrationTest extends BriarTestCase {
 		streamNumber = 123;
 		// Create a group
 		ClientId clientId = new ClientId(TestUtils.getRandomId());
-		byte[] descriptor = new byte[MAX_GROUP_DESCRIPTOR_LENGTH];
+		byte[] descriptor = new byte[0];
 		Group group = groupFactory.createGroup(clientId, descriptor);
 		// Add two messages to the group
 		long timestamp = System.currentTimeMillis();

briar-android/.tx/config

@@ -0,0 +1,11 @@
+[main]
+host = https://www.transifex.com
+lang_map = pt_BR: pt-rBR
+
+[briar.stringsxml-5]
+file_filter = res/values-<lang>/strings.xml
+source_file = res/values/strings.xml
+source_lang = en
+type = ANDROID
+minimum_perc = 25
+

briar-android/AndroidManifest.xml

@@ -67,7 +67,8 @@
 
 		<activity
 			android:name=".android.SetupActivity"
-			android:label="@string/setup_title">
+			android:label="@string/setup_title"
+			android:windowSoftInputMode="adjustResize">
 		</activity>
 
 		<activity
@@ -98,6 +99,57 @@
 				/>
 		</activity>
 
+		<activity
+			android:name=".android.forum.ForumInvitationsActivity"
+			android:label="@string/forum_invitations_title"
+			android:parentActivityName=".android.NavDrawerActivity">
+			<meta-data
+				android:name="android.support.PARENT_ACTIVITY"
+				android:value=".android.NavDrawerActivity"
+				/>
+		</activity>
+
+		<activity
+			android:name=".android.forum.CreateForumActivity"
+			android:label="@string/create_forum_title"
+			android:parentActivityName=".android.NavDrawerActivity"
+			android:windowSoftInputMode="stateVisible">
+			<meta-data
+				android:name="android.support.PARENT_ACTIVITY"
+				android:value=".android.NavDrawerActivity"
+				/>
+		</activity>
+
+		<activity
+			android:name=".android.forum.ForumActivity"
+			android:label="@string/app_name"
+			android:parentActivityName=".android.NavDrawerActivity">
+			<meta-data
+				android:name="android.support.PARENT_ACTIVITY"
+				android:value=".android.NavDrawerActivity"
+				/>
+		</activity>
+
+		<activity
+			android:name=".android.forum.ShareForumActivity"
+			android:label="@string/forums_share_toolbar_header"
+			android:parentActivityName=".android.forum.ForumActivity">
+			<meta-data
+				android:name="android.support.PARENT_ACTIVITY"
+				android:value=".android.forum.ForumActivity"
+				/>
+		</activity>
+
+		<activity
+			android:name=".android.forum.ForumSharingStatusActivity"
+			android:label="@string/forum_sharing_status"
+			android:parentActivityName=".android.forum.ForumActivity">
+			<meta-data
+				android:name="android.support.PARENT_ACTIVITY"
+				android:value=".android.forum.ForumActivity"
+				/>
+		</activity>
+
 		<activity
 			android:name=".android.identity.CreateIdentityActivity"
 			android:label="@string/new_identity_title"
@@ -154,6 +206,16 @@
 			</intent-filter>
 		</activity>
 
+		<activity
+			android:name=".android.ChangePasswordActivity"
+			android:label="@string/change_password"
+			android:parentActivityName=".android.SettingsActivity">
+			<meta-data
+				android:name="android.support.PARENT_ACTIVITY"
+				android:value=".android.SettingsActivity"
+				/>
+		</activity>
+
 		<activity
 			android:name=".android.panic.PanicPreferencesActivity"
 			android:label="@string/panic_setting">

briar-android/artwork/trust-indicator.svg

@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="49"
+   height="20"
+   viewBox="0 0 49.000004 20"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="trust-indicator.svg">
+  <defs
+     id="defs4" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="15.839192"
+     inkscape:cx="19.828141"
+     inkscape:cy="4.1791031"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     units="px"
+     fit-margin-top="0"
+     fit-margin-left="0"
+     fit-margin-right="0"
+     fit-margin-bottom="0"
+     inkscape:window-width="1920"
+     inkscape:window-height="993"
+     inkscape:window-x="1440"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1" />
+  <metadata
+     id="metadata7">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-216.17711,-507.04154)">
+    <g
+       style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:25px;line-height:125%;font-family:FreeSans;-inkscape-font-specification:FreeSans;letter-spacing:0px;word-spacing:0px;fill:#b7b7b7;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       id="text4136"
+       transform="matrix(1,0,0,0.90497738,-18.96574,55.694085)">
+      <path
+         d="m 250.64285,514.07648 0,-2.275 -2.55,0 0,-3.8 2.55,0 0,-2.275 -2.55,0 0,-4.225 -2.375,0 0,4.225 -3.15,0 0,-4.225 -2.375,0 0,4.225 -2.55,0 0,2.275 2.55,0 0,3.8 -2.55,0 0,2.275 2.55,0 0,4 2.375,0 0,-4 3.15,0 0,4 2.375,0 0,-4 2.55,0 z m -4.925,-2.275 -3.15,0 0,-3.8 3.15,0 0,3.8 z"
+         style="font-style:normal;font-variant:normal;font-weight:600;font-stretch:normal;font-family:Titillium;-inkscape-font-specification:'Titillium Semi-Bold';fill:#b7b7b7;fill-opacity:1"
+         id="path4745"
+         inkscape:connector-curvature="0" />
+    </g>
+    <g
+       transform="matrix(1,0,0,0.90497738,-3.4657389,55.694085)"
+       id="g4755"
+       style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:25px;line-height:125%;font-family:FreeSans;-inkscape-font-specification:FreeSans;letter-spacing:0px;word-spacing:0px;fill:#b7b7b7;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1">
+      <path
+         inkscape:connector-curvature="0"
+         id="path4757"
+         style="font-style:normal;font-variant:normal;font-weight:600;font-stretch:normal;font-family:Titillium;-inkscape-font-specification:'Titillium Semi-Bold';fill:#b7b7b7;fill-opacity:1"
+         d="m 250.64285,514.07648 0,-2.275 -2.55,0 0,-3.8 2.55,0 0,-2.275 -2.55,0 0,-4.225 -2.375,0 0,4.225 -3.15,0 0,-4.225 -2.375,0 0,4.225 -2.55,0 0,2.275 2.55,0 0,3.8 -2.55,0 0,2.275 2.55,0 0,4 2.375,0 0,-4 3.15,0 0,4 2.375,0 0,-4 2.55,0 z m -4.925,-2.275 -3.15,0 0,-3.8 3.15,0 0,3.8 z" />
+    </g>
+    <g
+       style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:25px;line-height:125%;font-family:FreeSans;-inkscape-font-specification:FreeSans;letter-spacing:0px;word-spacing:0px;fill:#b7b7b7;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       id="g4139"
+       transform="matrix(1,0,0,0.90497738,12.034262,55.694085)">
+      <path
+         d="m 250.64285,514.07648 0,-2.275 -2.55,0 0,-3.8 2.55,0 0,-2.275 -2.55,0 0,-4.225 -2.375,0 0,4.225 -3.15,0 0,-4.225 -2.375,0 0,4.225 -2.55,0 0,2.275 2.55,0 0,3.8 -2.55,0 0,2.275 2.55,0 0,4 2.375,0 0,-4 3.15,0 0,4 2.375,0 0,-4 2.55,0 z m -4.925,-2.275 -3.15,0 0,-3.8 3.15,0 0,3.8 z"
+         style="font-style:normal;font-variant:normal;font-weight:600;font-stretch:normal;font-family:Titillium;-inkscape-font-specification:'Titillium Semi-Bold';fill:#b7b7b7;fill-opacity:1"
+         id="path4141"
+         inkscape:connector-curvature="0" />
+    </g>
+  </g>
+</svg>

briar-android/build.gradle

@@ -6,11 +6,6 @@ apply plugin: 'witness'
 apply plugin: 'com.neenbedankt.android-apt'
 apply plugin: 'de.undercouch.download'
 
-repositories {
-	jcenter()
-	maven { url "https://oss.sonatype.org/content/repositories/snapshots" }
-}
-
 dependencies {
 	def supportVersion = '23.2.1'
 	compile project(':briar-api')

briar-android/res/drawable/blogs.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:alpha="0.54"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FF000000"
+		android:pathData="M13,12h7v1.5h-7zM13,9.5h7L20,11h-7zM13,14.5h7L20,16h-7zM21,4L3,4c-1.1,0 -2,0.9 -2,2v13c0,1.1 0.9,2 2,2h18c1.1,0 2,-0.9 2,-2L23,6c0,-1.1 -0.9,-2 -2,-2zM21,19h-9L12,6h9v13z"/>
+</vector>

briar-android/res/drawable/bubble.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:shape="rectangle">
+
+	<corners
+		android:radius="@dimen/unread_bubble_size"/>
+
+	<padding
+		android:left="@dimen/unread_bubble_padding_horizontal"
+		android:right="@dimen/unread_bubble_padding_horizontal"
+		android:bottom="1px"/>
+
+	<solid
+		android:color="@color/briar_primary"/>
+
+	<stroke
+		android:color="@color/briar_text_primary_inverse"
+	    android:width="@dimen/avatar_border_width"/>
+
+</shape>
+

briar-android/res/drawable/bubble_problem.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:shape="rectangle">
+
+	<corners
+		android:radius="@dimen/unread_bubble_size"/>
+
+	<padding
+		android:left="@dimen/unread_bubble_padding_horizontal"
+		android:right="@dimen/unread_bubble_padding_horizontal"/>
+
+	<solid
+		android:color="@color/briar_gold"/>
+
+	<stroke
+		android:color="@color/briar_primary"
+	    android:width="@dimen/avatar_border_width"/>
+
+</shape>
+

briar-android/res/drawable/chevron48dp_down.xml

@@ -0,0 +1,4 @@
+<vector android:height="24dp" android:viewportHeight="48.0"
+    android:viewportWidth="48.0" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M9.1,19.3l14.9,11.8l14.9,-11.8l-1.9,-2.4l-13,10.4l-13,-10.4z"/>
+</vector>

briar-android/res/drawable/chevron48dp_up.xml

@@ -0,0 +1,4 @@
+<vector android:height="24dp" android:viewportHeight="48.0"
+    android:viewportWidth="48.0" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M38.9,28.7l-14.9,-11.8l-14.9,11.8l1.9,2.4l13,-10.4l13,10.4z"/>
+</vector>

briar-android/res/drawable/forum_item_create_white.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FFFFFFFF"
+		android:pathData="M3,17.25V21h3.75L17.81,9.94l-3.75,-3.75L3,17.25zM20.71,7.04c0.39,-0.39 0.39,-1.02 0,-1.41l-2.34,-2.34c-0.39,-0.39 -1.02,-0.39 -1.41,0l-1.83,1.83 3.75,3.75 1.83,-1.83z"/>
+</vector>

briar-android/res/drawable/ic_contacts_black_24dp.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:alpha="0.54"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FF000000"
+		android:pathData="M16,11c1.66,0 2.99,-1.34 2.99,-3S17.66,5 16,5c-1.66,0 -3,1.34 -3,3s1.34,3 3,3zM8,11c1.66,0 2.99,-1.34 2.99,-3S9.66,5 8,5C6.34,5 5,6.34 5,8s1.34,3 3,3zM8,13c-2.33,0 -7,1.17 -7,3.5L1,19h14v-2.5c0,-2.33 -4.67,-3.5 -7,-3.5zM16,13c-0.29,0 -0.62,0.02 -0.97,0.05 1.16,0.84 1.97,1.97 1.97,3.45L17,19h6v-2.5c0,-2.33 -4.67,-3.5 -7,-3.5z"/>
+</vector>

briar-android/res/drawable/ic_forums_black_24dp.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:alpha="0.54"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FF000000"
+		android:pathData="M21,6h-2v9L6,15v2c0,0.55 0.45,1 1,1h11l4,4L22,7c0,-0.55 -0.45,-1 -1,-1zM17,12L17,3c0,-0.55 -0.45,-1 -1,-1L3,2c-0.55,0 -1,0.45 -1,1v14l4,-4h10c0.55,0 1,-0.45 1,-1z"/>
+</vector>

briar-android/res/drawable/ic_settings_black_24dp.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:alpha="0.54"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FF000000"
+		android:pathData="M19.43,12.98c0.04,-0.32 0.07,-0.64 0.07,-0.98s-0.03,-0.66 -0.07,-0.98l2.11,-1.65c0.19,-0.15 0.24,-0.42 0.12,-0.64l-2,-3.46c-0.12,-0.22 -0.39,-0.3 -0.61,-0.22l-2.49,1c-0.52,-0.4 -1.08,-0.73 -1.69,-0.98l-0.38,-2.65C14.46,2.18 14.25,2 14,2h-4c-0.25,0 -0.46,0.18 -0.49,0.42l-0.38,2.65c-0.61,0.25 -1.17,0.59 -1.69,0.98l-2.49,-1c-0.23,-0.09 -0.49,0 -0.61,0.22l-2,3.46c-0.13,0.22 -0.07,0.49 0.12,0.64l2.11,1.65c-0.04,0.32 -0.07,0.65 -0.07,0.98s0.03,0.66 0.07,0.98l-2.11,1.65c-0.19,0.15 -0.24,0.42 -0.12,0.64l2,3.46c0.12,0.22 0.39,0.3 0.61,0.22l2.49,-1c0.52,0.4 1.08,0.73 1.69,0.98l0.38,2.65c0.03,0.24 0.24,0.42 0.49,0.42h4c0.25,0 0.46,-0.18 0.49,-0.42l0.38,-2.65c0.61,-0.25 1.17,-0.59 1.69,-0.98l2.49,1c0.23,0.09 0.49,0 0.61,-0.22l2,-3.46c0.12,-0.22 0.07,-0.49 -0.12,-0.64l-2.11,-1.65zM12,15.5c-1.93,0 -3.5,-1.57 -3.5,-3.5s1.57,-3.5 3.5,-3.5 3.5,1.57 3.5,3.5 -1.57,3.5 -3.5,3.5z"/>
+</vector>

briar-android/res/drawable/ic_signout_black_24dp.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:alpha="0.54"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FF000000"
+		android:pathData="M13,8.2l-1,-1 -4,4 -4,-4 -1,1 4,4 -4,4 1,1 4,-4 4,4 1,-1 -4,-4 4,-4zM19,1H9c-1.1,0 -2,0.9 -2,2v3h2V4h10v16H9v-2H7v3c0,1.1 0.9,2 2,2h10c1.1,0 2,-0.9 2,-2V3c0,-1.1 -0.9,-2 -2,-2z"/>
+</vector>

briar-android/res/drawable/level_indicator_circle.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="oval">
+
+	<solid android:color="@color/window_background"/>
+
+	<stroke
+		android:width="2dp"
+		android:color="@color/forum_discussion_nested_line"/>
+</shape>

briar-android/res/drawable/round_button.xml

@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-	A FAB does not work, because even with fabSize="mini" it will be too big due to shadow drawing
-	on lower API levels
--->
-<selector
-	xmlns:android="http://schemas.android.com/apk/res/android">
-	<item>
-		<shape android:shape="oval">
-			<solid android:color="@color/briar_primary"/>
-		</shape>
-	</item>
-</selector>

briar-android/res/drawable/selector_chevron.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+	<item android:state_selected="true" android:drawable="@drawable/chevron48dp_down"/>
+	<item android:drawable="@drawable/chevron48dp_up"/>
+</selector>

briar-android/res/drawable/social_send_now_white.xml

@@ -1,6 +1,6 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="24dp"
+        android:width="38dp"
-        android:height="24dp"
+        android:height="38dp"
         android:viewportHeight="24.0"
         android:viewportWidth="24.0">
 	<path

briar-android/res/drawable/trust_indicator_anonymous.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="40dp"
+        android:height="15dp"
+        android:viewportHeight="20"
+        android:viewportWidth="49">
+	<path
+		android:fillColor="#b7b7b7"
+		android:pathData="M15.5002,13.8797 L15.5002,11.8208 L12.9502,11.8208 L12.9502,8.38194
+L15.5002,8.38194 L15.5002,6.32312 L12.9502,6.32312 L12.9502,2.49959
+L10.5752,2.49959 L10.5752,6.32312 L7.42514,6.32312 L7.42514,2.49959
+L5.05014,2.49959 L5.05014,6.32312 L2.50016,6.32312 L2.50016,8.38194
+L5.05014,8.38194 L5.05014,11.8208 L2.50016,11.8208 L2.50016,13.8797
+L5.05014,13.8797 L5.05014,17.4996 L7.42514,17.4996 L7.42514,13.8797
+L10.5752,13.8797 L10.5752,17.4996 L12.9502,17.4996 L12.9502,13.8797
+L15.5002,13.8797 Z M10.5752,11.8208 L7.42514,11.8208 L7.42514,8.38194
+L10.5752,8.38194 L10.5752,11.8208 Z"/>
+	<path
+		android:fillColor="#b7b7b7"
+		android:pathData="M31.0002,13.8797 L31.0002,11.8208 L28.4502,11.8208 L28.4502,8.38194
+L31.0002,8.38194 L31.0002,6.32312 L28.4502,6.32312 L28.4502,2.49959
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+L31.0002,13.8797 Z M26.0752,11.8208 L22.9251,11.8208 L22.9251,8.38194
+L26.0752,8.38194 L26.0752,11.8208 Z"/>
+	<path
+		android:fillColor="#b7b7b7"
+		android:pathData="M46.5002,13.8797 L46.5002,11.8208 L43.9502,11.8208 L43.9502,8.38194
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+L46.5002,13.8797 Z M41.5752,11.8208 L38.4251,11.8208 L38.4251,8.38194
+L41.5752,8.38194 L41.5752,11.8208 Z"/>
+</vector>

briar-android/res/drawable/trust_indicator_unknown.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="40dp"
+        android:height="15dp"
+        android:viewportHeight="20"
+        android:viewportWidth="49">
+	<path
+		android:fillColor="#c34032"
+		android:pathData="M15.5002,13.8797 L15.5002,11.8208 L12.9502,11.8208 L12.9502,8.38194
+L15.5002,8.38194 L15.5002,6.32312 L12.9502,6.32312 L12.9502,2.49959
+L10.5752,2.49959 L10.5752,6.32312 L7.42514,6.32312 L7.42514,2.49959
+L5.05014,2.49959 L5.05014,6.32312 L2.50016,6.32312 L2.50016,8.38194
+L5.05014,8.38194 L5.05014,11.8208 L2.50016,11.8208 L2.50016,13.8797
+L5.05014,13.8797 L5.05014,17.4996 L7.42514,17.4996 L7.42514,13.8797
+L10.5752,13.8797 L10.5752,17.4996 L12.9502,17.4996 L12.9502,13.8797
+L15.5002,13.8797 Z M10.5752,11.8208 L7.42514,11.8208 L7.42514,8.38194
+L10.5752,8.38194 L10.5752,11.8208 Z"/>
+	<path
+		android:fillColor="#b7b7b7"
+		android:pathData="M31.0002,13.8797 L31.0002,11.8208 L28.4502,11.8208 L28.4502,8.38194
+L31.0002,8.38194 L31.0002,6.32312 L28.4502,6.32312 L28.4502,2.49959
+L26.0752,2.49959 L26.0752,6.32312 L22.9251,6.32312 L22.9251,2.49959
+L20.5501,2.49959 L20.5501,6.32312 L18.0002,6.32312 L18.0002,8.38194
+L20.5501,8.38194 L20.5501,11.8208 L18.0002,11.8208 L18.0002,13.8797
+L20.5501,13.8797 L20.5501,17.4996 L22.9251,17.4996 L22.9251,13.8797
+L26.0752,13.8797 L26.0752,17.4996 L28.4502,17.4996 L28.4502,13.8797
+L31.0002,13.8797 Z M26.0752,11.8208 L22.9251,11.8208 L22.9251,8.38194
+L26.0752,8.38194 L26.0752,11.8208 Z"/>
+	<path
+		android:fillColor="#b7b7b7"
+		android:pathData="M46.5002,13.8797 L46.5002,11.8208 L43.9502,11.8208 L43.9502,8.38194
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+L36.0501,2.49959 L36.0501,6.32312 L33.5002,6.32312 L33.5002,8.38194
+L36.0501,8.38194 L36.0501,11.8208 L33.5002,11.8208 L33.5002,13.8797
+L36.0501,13.8797 L36.0501,17.4996 L38.4251,17.4996 L38.4251,13.8797
+L41.5752,13.8797 L41.5752,17.4996 L43.9502,17.4996 L43.9502,13.8797
+L46.5002,13.8797 Z M41.5752,11.8208 L38.4251,11.8208 L38.4251,8.38194
+L41.5752,8.38194 L41.5752,11.8208 Z"/>
+</vector>

briar-android/res/drawable/trust_indicator_unverified.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="40dp"
+        android:height="15dp"
+        android:viewportHeight="20"
+        android:viewportWidth="49">
+	<path
+		android:fillColor="#fcd53a"
+		android:pathData="M15.5002,13.8797 L15.5002,11.8208 L12.9502,11.8208 L12.9502,8.38194
+L15.5002,8.38194 L15.5002,6.32312 L12.9502,6.32312 L12.9502,2.49959
+L10.5752,2.49959 L10.5752,6.32312 L7.42514,6.32312 L7.42514,2.49959
+L5.05014,2.49959 L5.05014,6.32312 L2.50016,6.32312 L2.50016,8.38194
+L5.05014,8.38194 L5.05014,11.8208 L2.50016,11.8208 L2.50016,13.8797
+L5.05014,13.8797 L5.05014,17.4996 L7.42514,17.4996 L7.42514,13.8797
+L10.5752,13.8797 L10.5752,17.4996 L12.9502,17.4996 L12.9502,13.8797
+L15.5002,13.8797 Z M10.5752,11.8208 L7.42514,11.8208 L7.42514,8.38194
+L10.5752,8.38194 L10.5752,11.8208 Z"/>
+	<path
+		android:fillColor="#fcd53a"
+		android:pathData="M31.0002,13.8797 L31.0002,11.8208 L28.4502,11.8208 L28.4502,8.38194
+L31.0002,8.38194 L31.0002,6.32312 L28.4502,6.32312 L28.4502,2.49959
+L26.0752,2.49959 L26.0752,6.32312 L22.9251,6.32312 L22.9251,2.49959
+L20.5501,2.49959 L20.5501,6.32312 L18.0002,6.32312 L18.0002,8.38194
+L20.5501,8.38194 L20.5501,11.8208 L18.0002,11.8208 L18.0002,13.8797
+L20.5501,13.8797 L20.5501,17.4996 L22.9251,17.4996 L22.9251,13.8797
+L26.0752,13.8797 L26.0752,17.4996 L28.4502,17.4996 L28.4502,13.8797
+L31.0002,13.8797 Z M26.0752,11.8208 L22.9251,11.8208 L22.9251,8.38194
+L26.0752,8.38194 L26.0752,11.8208 Z"/>
+	<path
+		android:fillColor="#b7b7b7"
+		android:pathData="M46.5002,13.8797 L46.5002,11.8208 L43.9502,11.8208 L43.9502,8.38194
+L46.5002,8.38194 L46.5002,6.32312 L43.9502,6.32312 L43.9502,2.49959
+L41.5752,2.49959 L41.5752,6.32312 L38.4251,6.32312 L38.4251,2.49959
+L36.0501,2.49959 L36.0501,6.32312 L33.5002,6.32312 L33.5002,8.38194
+L36.0501,8.38194 L36.0501,11.8208 L33.5002,11.8208 L33.5002,13.8797
+L36.0501,13.8797 L36.0501,17.4996 L38.4251,17.4996 L38.4251,13.8797
+L41.5752,13.8797 L41.5752,17.4996 L43.9502,17.4996 L43.9502,13.8797
+L46.5002,13.8797 Z M41.5752,11.8208 L38.4251,11.8208 L38.4251,8.38194
+L41.5752,8.38194 L41.5752,11.8208 Z"/>
+</vector>

briar-android/res/drawable/trust_indicator_verified.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="40dp"
+        android:height="15dp"
+        android:viewportHeight="20"
+        android:viewportWidth="49">
+	<path
+		android:fillColor="#7fac49"
+		android:pathData="M15.5002,13.8797 L15.5002,11.8208 L12.9502,11.8208 L12.9502,8.38194
+L15.5002,8.38194 L15.5002,6.32312 L12.9502,6.32312 L12.9502,2.49959
+L10.5752,2.49959 L10.5752,6.32312 L7.42514,6.32312 L7.42514,2.49959
+L5.05014,2.49959 L5.05014,6.32312 L2.50016,6.32312 L2.50016,8.38194
+L5.05014,8.38194 L5.05014,11.8208 L2.50016,11.8208 L2.50016,13.8797
+L5.05014,13.8797 L5.05014,17.4996 L7.42514,17.4996 L7.42514,13.8797
+L10.5752,13.8797 L10.5752,17.4996 L12.9502,17.4996 L12.9502,13.8797
+L15.5002,13.8797 Z M10.5752,11.8208 L7.42514,11.8208 L7.42514,8.38194
+L10.5752,8.38194 L10.5752,11.8208 Z"/>
+	<path
+		android:fillColor="#7fac49"
+		android:pathData="M31.0002,13.8797 L31.0002,11.8208 L28.4502,11.8208 L28.4502,8.38194
+L31.0002,8.38194 L31.0002,6.32312 L28.4502,6.32312 L28.4502,2.49959
+L26.0752,2.49959 L26.0752,6.32312 L22.9251,6.32312 L22.9251,2.49959
+L20.5501,2.49959 L20.5501,6.32312 L18.0002,6.32312 L18.0002,8.38194
+L20.5501,8.38194 L20.5501,11.8208 L18.0002,11.8208 L18.0002,13.8797
+L20.5501,13.8797 L20.5501,17.4996 L22.9251,17.4996 L22.9251,13.8797
+L26.0752,13.8797 L26.0752,17.4996 L28.4502,17.4996 L28.4502,13.8797
+L31.0002,13.8797 Z M26.0752,11.8208 L22.9251,11.8208 L22.9251,8.38194
+L26.0752,8.38194 L26.0752,11.8208 Z"/>
+	<path
+		android:fillColor="#7fac49"
+		android:pathData="M46.5002,13.8797 L46.5002,11.8208 L43.9502,11.8208 L43.9502,8.38194
+L46.5002,8.38194 L46.5002,6.32312 L43.9502,6.32312 L43.9502,2.49959
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+L36.0501,13.8797 L36.0501,17.4996 L38.4251,17.4996 L38.4251,13.8797
+L41.5752,13.8797 L41.5752,17.4996 L43.9502,17.4996 L43.9502,13.8797
+L46.5002,13.8797 Z M41.5752,11.8208 L38.4251,11.8208 L38.4251,8.38194
+L41.5752,8.38194 L41.5752,11.8208 Z"/>
+</vector>

briar-android/res/layout-land/fragment_keyagreement_id.xml

@@ -38,7 +38,8 @@
 				style="@style/BriarTextBody"
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"
-				android:text="@string/your_nickname"/>
+				android:text="@string/your_nickname"
+				android:visibility="gone"/>
 
 			<Spinner
 				android:id="@+id/spinner"
@@ -46,7 +47,8 @@
 				android:layout_height="wrap_content"
 				android:layout_marginTop="@dimen/margin_medium"
 				android:background="@drawable/spinner_border"
-				android:spinnerMode="dropdown"/>
+				android:spinnerMode="dropdown"
+				android:visibility="gone"/>
 
 			<TextView
 				android:id="@+id/faceToFaceView"

briar-android/res/layout-land/invitation_bluetooth_start.xml

@@ -38,7 +38,8 @@
 				style="@style/BriarTextBody"
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"
-				android:text="@string/your_nickname"/>
+				android:text="@string/your_nickname"
+				android:visibility="gone"/>
 
 			<Spinner
 				android:id="@+id/spinner"
@@ -46,7 +47,8 @@
 				android:layout_height="wrap_content"
 				android:layout_marginTop="@dimen/margin_medium"
 				android:background="@drawable/spinner_border"
-				android:spinnerMode="dropdown"/>
+				android:spinnerMode="dropdown"
+				android:visibility="gone"/>
 
 			<TextView
 				android:id="@+id/faceToFaceView"

briar-android/res/layout/activity_available_forums.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<org.briarproject.android.util.BriarRecyclerView
+	android:id="@+id/availableForumsView"
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"/>

briar-android/res/layout/activity_change_password.xml

@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	tools:context=".android.ChangePasswordActivity">
+
+	<RelativeLayout
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:orientation="vertical"
+		android:paddingBottom="@dimen/margin_activity_vertical"
+		android:paddingEnd="@dimen/margin_activity_horizontal"
+		android:paddingLeft="@dimen/margin_activity_horizontal"
+		android:paddingRight="@dimen/margin_activity_horizontal"
+		android:paddingStart="@dimen/margin_activity_horizontal"
+		android:paddingTop="@dimen/margin_activity_vertical">
+
+		<TextView
+			android:id="@+id/current_password_title"
+			style="@style/BriarTextTitle"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_centerHorizontal="true"
+			android:text="@string/current_password"
+			android:textSize="@dimen/text_size_medium"/>
+
+		<android.support.design.widget.TextInputLayout
+			android:id="@+id/current_password_entry_wrapper"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/current_password_title"
+			android:layout_centerHorizontal="true"
+			app:errorEnabled="true">
+
+			<EditText
+				android:id="@+id/current_password_entry"
+				android:layout_width="match_parent"
+				android:layout_height="wrap_content"
+				android:inputType="textPassword"
+				android:maxLines="1"/>
+		</android.support.design.widget.TextInputLayout>
+
+		<TextView
+			android:id="@+id/new_password_title"
+			style="@style/BriarTextTitle"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/current_password_entry_wrapper"
+			android:layout_centerHorizontal="true"
+			android:text="@string/choose_new_password"
+			android:textSize="@dimen/text_size_medium"/>
+
+		<android.support.design.widget.TextInputLayout
+			android:id="@+id/new_password_entry_wrapper"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/new_password_title"
+			android:layout_centerHorizontal="true"
+			app:errorEnabled="true">
+
+			<EditText
+				android:id="@+id/new_password_entry"
+				android:layout_width="match_parent"
+				android:layout_height="wrap_content"
+				android:inputType="textPassword"
+				android:maxLines="1"/>
+		</android.support.design.widget.TextInputLayout>
+
+		<TextView
+			android:id="@+id/new_password_confirm_title"
+			style="@style/BriarTextTitle"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/new_password_entry_wrapper"
+			android:layout_centerHorizontal="true"
+			android:text="@string/confirm_new_password"
+			android:textSize="@dimen/text_size_medium"/>
+
+		<android.support.design.widget.TextInputLayout
+			android:id="@+id/new_password_confirm_wrapper"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/new_password_confirm_title"
+			android:layout_centerHorizontal="true"
+			app:errorEnabled="true">
+
+			<EditText
+				android:id="@+id/new_password_confirm"
+				android:layout_width="match_parent"
+				android:layout_height="wrap_content"
+				android:imeOptions="actionDone"
+				android:inputType="textPassword"
+				android:maxLines="1"/>
+		</android.support.design.widget.TextInputLayout>
+
+		<org.briarproject.android.util.StrengthMeter
+			android:id="@+id/strength_meter"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/new_password_confirm_wrapper"
+			android:layout_centerHorizontal="true"
+			android:visibility="invisible"/>
+
+		<Button
+			android:id="@+id/change_password"
+			style="@style/BriarButton.Default"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/strength_meter"
+			android:layout_centerHorizontal="true"
+			android:layout_marginTop="@dimen/margin_medium"
+			android:enabled="false"
+			android:text="@string/change_password"/>
+
+		<ProgressBar
+			android:id="@+id/progress_wheel"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_alignTop="@id/change_password"
+			android:layout_centerHorizontal="true"
+			android:visibility="invisible"/>
+
+	</RelativeLayout>
+
+</ScrollView>

briar-android/res/layout/activity_conversation.xml

@@ -46,33 +46,9 @@
 
 	<View style="@style/Divider.Horizontal"/>
 
-	<LinearLayout
+	<include
+		layout="@layout/text_input_field"
 		android:layout_width="match_parent"
-		android:layout_height="wrap_content"
+		android:layout_height="wrap_content"/>
-		android:background="@color/button_bar_background"
-		android:orientation="horizontal"
-		android:paddingLeft="@dimen/margin_medium"
-		android:paddingStart="@dimen/margin_medium">
-
-		<EditText
-			android:id="@+id/contentView"
-			android:layout_width="0dp"
-			android:layout_height="match_parent"
-			android:layout_weight="1"
-			android:hint="@string/private_message_hint"
-			android:inputType="text|textMultiLine|textCapSentences"/>
-
-		<ImageButton
-			android:id="@+id/sendButton"
-			android:layout_width="38dp"
-			android:layout_height="38dp"
-			android:layout_margin="@dimen/margin_small"
-			android:background="@drawable/round_button"
-			android:src="@drawable/social_send_now_white"
-			android:contentDescription="@string/send"
-		    android:elevation="@dimen/margin_tiny"
-			/>
-
-	</LinearLayout>
 
 </LinearLayout>

briar-android/res/layout/activity_create_forum.xml

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:orientation="vertical"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:gravity="center_horizontal"
+	android:padding="20dp" >
+
+	<TextView
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:gravity="center"
+		android:textSize="@dimen/text_size_medium"
+		android:text="@string/choose_forum_name" />
+
+	<EditText
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:id="@+id/createForumNameEntry"
+		android:maxLines="1"
+		android:inputType="text|textCapSentences" />
+
+	<TextView
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:id="@+id/createForumFeedback"
+		android:gravity="center"
+		android:paddingLeft="50dp"
+		android:paddingRight="50dp" />
+
+	<Button
+		style="@style/BriarButton"
+		android:id="@+id/createForumButton"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_centerHorizontal="true"
+		android:text="@string/create_forum_button" />
+
+	<ProgressBar
+		android:id="@+id/createForumProgressBar"
+		android:layout_height="wrap_content"
+		android:layout_width="wrap_content"
+		android:indeterminate="true"
+		android:layout_centerHorizontal="true"
+		android:visibility="gone" />
+
+
+</LinearLayout>

briar-android/res/layout/activity_create_identity.xml

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:orientation="vertical"
+	android:padding="@dimen/margin_activity_horizontal">
+
+	<TextView
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_gravity="center_horizontal"
+		android:text="@string/choose_nickname"
+		android:textSize="@dimen/text_size_large"/>
+
+	<android.support.design.widget.TextInputLayout
+		android:id="@+id/nicknameInputLayout"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		app:errorEnabled="true">
+
+		<EditText
+			android:id="@+id/nicknameEntry"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_gravity="center_horizontal"
+			android:ems="10"
+			android:inputType="textPersonName"
+			android:maxLines="1"/>
+
+	</android.support.design.widget.TextInputLayout>
+
+	<Button
+		android:id="@+id/createIdentityButton"
+		style="@style/BriarButton"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_gravity="center_horizontal"
+		android:enabled="false"
+		android:text="@string/create_identity_button"/>
+
+	<ProgressBar
+		android:id="@+id/progressBar"
+		style="?android:attr/progressBarStyleLarge"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_gravity="center_horizontal"
+		android:indeterminate="true"
+		android:visibility="gone"/>
+
+</LinearLayout>

briar-android/res/layout/activity_expired.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:layout_gravity="center"
+	android:gravity="center"
+	android:text="@string/expiry_warning"
+	android:textSize="@dimen/text_size_large"/>

briar-android/res/layout/activity_forum.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:orientation="vertical">
+
+	<org.briarproject.android.util.BriarRecyclerView
+		android:id="@+id/forum_discussion_list"
+		android:layout_width="match_parent"
+		android:layout_height="0dp"
+		android:layout_weight="1"
+		app:scrollToEnd="false"/>
+
+	<include
+		layout="@layout/text_input_field"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"/>
+
+</LinearLayout>

briar-android/res/layout/activity_forum_sharing_status.xml

@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent">
+
+	<LinearLayout
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:orientation="vertical">
+
+		<TextView
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:background="@color/default_separator_inverted"
+			android:padding="@dimen/margin_medium"
+			android:text="@string/forum_shared_by"
+			android:textSize="@dimen/text_size_large"/>
+
+		<View style="@style/Divider.ForumList"/>
+
+		<org.briarproject.android.util.BriarRecyclerView
+			android:id="@+id/sharedByView"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:paddingBottom="@dimen/margin_medium"
+			android:paddingTop="@dimen/margin_medium"/>
+
+		<TextView
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:background="@color/default_separator_inverted"
+			android:padding="@dimen/margin_medium"
+			android:text="@string/forum_shared_with"
+			android:textSize="@dimen/text_size_large"/>
+
+		<View style="@style/Divider.ForumList"/>
+
+		<org.briarproject.android.util.BriarRecyclerView
+			android:id="@+id/sharedWithView"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:paddingBottom="@dimen/margin_medium"
+			android:paddingTop="@dimen/margin_medium"/>
+
+	</LinearLayout>
+
+</ScrollView>

briar-android/res/layout/activity_nav_drawer.xml

@@ -13,7 +13,7 @@
 	<include
 		android:id="@+id/navigation_menu_drawer"
 		layout="@layout/navigation_menu"
-		android:layout_width="@dimen/nav_drawer_width"
+		android:layout_width="wrap_content"
 		android:layout_height="match_parent"
 		android:layout_gravity="start"/>
 

briar-android/res/layout/activity_setup.xml

@@ -2,8 +2,10 @@
 <ScrollView
 	xmlns:android="http://schemas.android.com/apk/res/android"
 	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
 	android:layout_width="match_parent"
-	android:layout_height="match_parent">
+	android:layout_height="match_parent"
+	tools:context=".android.SetupActivity">
 
 	<RelativeLayout
 		android:layout_width="match_parent"
@@ -17,109 +19,93 @@
 		android:paddingTop="@dimen/margin_activity_vertical">
 
 		<TextView
-			android:id="@+id/nickname_title"
+			android:id="@+id/setup_explanation"
-			style="@style/BriarTextTitle"
+			android:layout_width="match_parent"
-			android:layout_width="wrap_content"
 			android:layout_height="wrap_content"
-			android:layout_centerHorizontal="true"
+			android:text="@string/setup_explanation"/>
-			android:text="@string/choose_nickname"
-			android:textSize="@dimen/text_size_medium"/>
 
 		<android.support.design.widget.TextInputLayout
 			android:id="@+id/nickname_entry_wrapper"
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
+			android:layout_below="@+id/setup_explanation"
 			android:layout_centerHorizontal="true"
-			android:layout_below="@id/nickname_title"
+			android:layout_marginTop="@dimen/margin_medium"
 			app:errorEnabled="true">
 
-			<EditText
+			<android.support.design.widget.TextInputEditText
 				android:id="@+id/nickname_entry"
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"
+				android:hint="@string/choose_nickname"
+				android:imeOptions="actionNext"
 				android:inputType="text|textCapWords"
 				android:maxLines="1"/>
 		</android.support.design.widget.TextInputLayout>
 
-		<TextView
-			android:id="@+id/password_title"
-			style="@style/BriarTextTitle"
-			android:layout_width="wrap_content"
-			android:layout_height="wrap_content"
-			android:layout_centerHorizontal="true"
-			android:layout_below="@id/nickname_entry_wrapper"
-			android:text="@string/choose_password"
-			android:textSize="@dimen/text_size_medium"/>
-
 		<android.support.design.widget.TextInputLayout
 			android:id="@+id/password_entry_wrapper"
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
+			android:layout_below="@+id/nickname_entry_wrapper"
 			android:layout_centerHorizontal="true"
-			android:layout_below="@id/password_title"
 			app:errorEnabled="true">
 
-			<EditText
+			<android.support.design.widget.TextInputEditText
 				android:id="@+id/password_entry"
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"
+				android:hint="@string/choose_password"
+				android:imeOptions="actionNext"
 				android:inputType="textPassword"
 				android:maxLines="1"/>
 		</android.support.design.widget.TextInputLayout>
 
-		<TextView
-			android:id="@+id/password_confirm_title"
-			style="@style/BriarTextTitle"
-			android:layout_width="wrap_content"
-			android:layout_height="wrap_content"
-			android:layout_centerHorizontal="true"
-			android:layout_below="@id/password_entry_wrapper"
-			android:text="@string/confirm_password"
-			android:textSize="@dimen/text_size_medium"/>
-
-		<android.support.design.widget.TextInputLayout
-			android:id="@+id/password_confirm_wrapper"
-			android:layout_width="match_parent"
-			android:layout_height="wrap_content"
-			android:layout_centerHorizontal="true"
-			android:layout_below="@id/password_confirm_title"
-			app:errorEnabled="true">
-
-			<EditText
-				android:id="@+id/password_confirm"
-				android:layout_width="match_parent"
-				android:layout_height="wrap_content"
-				android:inputType="textPassword"
-				android:imeOptions="actionDone"
-				android:maxLines="1"/>
-		</android.support.design.widget.TextInputLayout>
-
 		<org.briarproject.android.util.StrengthMeter
 			android:id="@+id/strength_meter"
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
+			android:layout_below="@+id/password_entry_wrapper"
 			android:layout_centerHorizontal="true"
-			android:layout_below="@id/password_confirm_wrapper"
+			android:layout_marginBottom="@dimen/margin_medium"
-			android:visibility="invisible"/>
+			android:visibility="gone"/>
+
+		<android.support.design.widget.TextInputLayout
+			android:id="@+id/password_confirm_wrapper"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_below="@+id/strength_meter"
+			android:layout_centerHorizontal="true"
+			app:errorEnabled="true">
+
+			<android.support.design.widget.TextInputEditText
+				android:id="@+id/password_confirm"
+				android:layout_width="match_parent"
+				android:layout_height="wrap_content"
+				android:hint="@string/confirm_password"
+				android:imeOptions="actionDone"
+				android:inputType="textPassword"
+				android:maxLines="1"/>
+		</android.support.design.widget.TextInputLayout>
 
 		<Button
 			android:id="@+id/create_account"
 			style="@style/BriarButton.Default"
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
+			android:layout_below="@+id/password_confirm_wrapper"
 			android:layout_centerHorizontal="true"
-			android:layout_below="@id/strength_meter"
-			android:layout_marginTop="@dimen/margin_medium"
 			android:enabled="false"
 			android:text="@string/create_account_button"/>
 
 		<ProgressBar
 			android:id="@+id/progress_wheel"
+			style="?android:attr/progressBarStyle"
 			android:layout_width="wrap_content"
 			android:layout_height="wrap_content"
 			android:layout_alignTop="@id/create_account"
 			android:layout_centerHorizontal="true"
-			android:visibility="invisible" />
+			android:visibility="invisible"/>
 
 	</RelativeLayout>
 

briar-android/res/layout/activity_share_forum.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout
+	android:id="@+id/shareForumContainer"
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"/>

briar-android/res/layout/author_view.xml

@@ -1,45 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout
-	xmlns:android="http://schemas.android.com/apk/res/android"
-	xmlns:app="http://schemas.android.com/apk/res-auto"
-	android:layout_width="match_parent"
-	android:layout_height="match_parent">
-
-	<de.hdodenhof.circleimageview.CircleImageView
-		android:id="@+id/avatarView"
-		android:layout_width="@dimen/listitem_picture_size"
-		android:layout_height="@dimen/listitem_picture_size"
-		android:layout_centerVertical="true"
-		android:layout_marginLeft="@dimen/listitem_horizontal_margin"
-		android:layout_marginStart="@dimen/listitem_horizontal_margin"
-		app:civ_border_width="@dimen/avatar_border_width"
-		app:civ_border_color="@color/briar_primary"/>
-
-	<ImageView
-		android:id="@+id/statusView"
-		android:layout_width="wrap_content"
-		android:layout_height="wrap_content"
-		android:layout_alignParentEnd="true"
-		android:layout_alignParentRight="true"
-		android:layout_centerVertical="true"
-		android:src="@drawable/identity_anonymous"/>
-
-	<TextView
-		android:id="@+id/nameView"
-		android:layout_width="wrap_content"
-		android:layout_height="wrap_content"
-		android:layout_alignParentLeft="true"
-		android:layout_alignParentStart="true"
-		android:layout_centerVertical="true"
-		android:layout_marginEnd="@dimen/margin_small"
-		android:layout_marginLeft="@dimen/listitem_text_left_margin"
-		android:layout_marginRight="@dimen/margin_small"
-		android:layout_marginStart="@dimen/listitem_text_left_margin"
-		android:layout_toLeftOf="@id/statusView"
-		android:layout_toStartOf="@id/statusView"
-		android:ellipsize="end"
-		android:singleLine="true"
-		android:text="@string/anonymous"
-		android:textSize="@dimen/text_size_medium"/>
-
-</RelativeLayout>

briar-android/res/layout/briar_recycler_view.xml

@@ -24,8 +24,10 @@
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
 		android:layout_centerInParent="true"
+		android:gravity="center"
 		android:padding="@dimen/margin_activity_horizontal"
+		android:text="@string/no_data"
 		android:textSize="@dimen/text_size_large"
-		android:text="@string/no_data"/>
+		tools:text="@string/no_contacts"/>
 
 </RelativeLayout>

briar-android/res/layout/contact_avatar_status.xml

@@ -9,11 +9,10 @@
 
 	<de.hdodenhof.circleimageview.CircleImageView
 		android:id="@+id/contactAvatar"
+		style="@style/BriarAvatar"
 		android:layout_width="30dp"
 		android:layout_height="30dp"
-		android:transitionName="avatar"
 		app:civ_border_color="@color/action_bar_text"
-		app:civ_border_width="@dimen/avatar_border_width"
 		tools:src="@drawable/ic_launcher"/>
 
 	<ImageView
@@ -22,7 +21,7 @@
 		android:layout_height="15dp"
 		android:layout_gravity="bottom|right"
 		android:scaleType="fitCenter"
-		tools:src="@drawable/contact_online"
+		tools:ignore="ContentDescription"
-		tools:ignore="ContentDescription"/>
+		tools:src="@drawable/contact_online"/>
 
 </FrameLayout>

briar-android/res/layout/dropdown_author.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout
 	xmlns:android="http://schemas.android.com/apk/res/android"
-	xmlns:app="http://schemas.android.com/apk/res-auto"
 	xmlns:tools="http://schemas.android.com/tools"
 	android:layout_width="match_parent"
 	android:layout_height="match_parent"
@@ -9,11 +8,11 @@
 
 	<de.hdodenhof.circleimageview.CircleImageView
 		android:id="@+id/avatarView"
+		style="@style/BriarAvatar"
 		android:layout_width="@dimen/dropdown_picture_size"
 		android:layout_height="@dimen/dropdown_picture_size"
 		android:layout_margin="@dimen/margin_small"
-		app:civ_border_color="@color/briar_primary"
+		tools:src="@drawable/ic_launcher"/>
-		app:civ_border_width="@dimen/avatar_border_width"/>
 
 	<TextView
 		android:id="@+id/nameView"

briar-android/res/layout/forum_discussion_cell.xml

@@ -0,0 +1,193 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:id="@+id/forum_cell"
+	android:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	android:orientation="horizontal">
+
+	<RelativeLayout
+		android:layout_width="wrap_content"
+		android:layout_height="match_parent">
+
+		<View
+			android:id="@+id/nested_line_1"
+			style="@style/DiscussionLevelIndicator"
+			android:layout_width="@dimen/forum_nested_line_width"
+			android:layout_height="match_parent"
+			android:visibility="gone"
+			tools:visibility="visible"/>
+
+		<View
+			android:id="@+id/nested_line_2"
+			style="@style/DiscussionLevelIndicator"
+			android:layout_width="@dimen/forum_nested_line_width"
+			android:layout_height="match_parent"
+			android:layout_toRightOf="@id/nested_line_1"
+			android:visibility="gone"/>
+
+		<View
+			android:id="@+id/nested_line_3"
+			style="@style/DiscussionLevelIndicator"
+			android:layout_width="@dimen/forum_nested_line_width"
+			android:layout_height="match_parent"
+			android:layout_toRightOf="@id/nested_line_2"
+			android:visibility="gone"/>
+
+		<View
+			android:id="@+id/nested_line_4"
+			style="@style/DiscussionLevelIndicator"
+			android:layout_width="@dimen/forum_nested_line_width"
+			android:layout_height="match_parent"
+			android:layout_toRightOf="@id/nested_line_3"
+			android:visibility="gone"/>
+
+		<View
+			android:id="@+id/nested_line_5"
+			style="@style/DiscussionLevelIndicator"
+			android:layout_width="@dimen/forum_nested_line_width"
+			android:layout_height="match_parent"
+			android:layout_toRightOf="@id/nested_line_4"
+			android:visibility="gone"/>
+
+		<TextView
+			android:id="@+id/nested_line_text"
+			android:layout_width="@dimen/forum_nested_indicator"
+			android:layout_height="@dimen/forum_nested_indicator"
+			android:layout_centerInParent="true"
+			android:background="@drawable/level_indicator_circle"
+			android:gravity="center"
+			android:textSize="@dimen/text_size_small"
+			android:visibility="gone"
+			/>
+
+
+	</RelativeLayout>
+
+	<RelativeLayout
+		android:layout_width="0dp"
+		android:layout_height="wrap_content"
+		android:layout_marginLeft="@dimen/margin_medium"
+		android:layout_weight="1">
+
+		<TextView
+			android:id="@+id/text"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_marginBottom="@dimen/margin_small"
+			android:layout_marginLeft="@dimen/margin_medium"
+			android:layout_marginRight="@dimen/margin_medium"
+			android:layout_marginTop="@dimen/margin_medium"
+			android:textIsSelectable="true"
+			android:textSize="@dimen/text_size_medium"
+			android:textColor="@color/briar_text_primary"
+			tools:text="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."/>
+
+		<de.hdodenhof.circleimageview.CircleImageView
+			android:id="@+id/avatar"
+			android:layout_width="@dimen/forum_avatar_size"
+			android:layout_height="@dimen/forum_avatar_size"
+			android:layout_alignLeft="@id/text"
+			android:layout_below="@id/text"
+			android:layout_marginRight="@dimen/margin_small"
+			android:layout_marginTop="@dimen/margin_small"
+			android:src="@drawable/ic_launcher"
+			app:civ_border_color="@color/briar_primary"
+			app:civ_border_width="@dimen/avatar_border_width"
+			tools:src="@drawable/ic_launcher"
+			/>
+
+		<TextView
+			android:id="@+id/author"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_toRightOf="@id/avatar"
+			android:layout_alignBottom="@+id/avatar"
+			android:layout_alignTop="@+id/avatar"
+			android:gravity="center"
+			android:ellipsize="end"
+			android:maxLines="1"
+			android:textSize="@dimen/text_size_tiny"
+			tools:text="John Smith"/>
+
+		<org.briarproject.android.util.TrustIndicatorView
+			android:id="@+id/trustIndicator"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_alignBottom="@+id/avatar"
+			android:layout_alignTop="@+id/avatar"
+			android:scaleType="center"
+			android:layout_marginLeft="@dimen/margin_small"
+			android:layout_marginStart="@dimen/margin_small"
+			android:layout_toRightOf="@+id/author"
+			tools:src="@drawable/trust_indicator_verified"/>
+
+		<TextView
+			android:id="@+id/date"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_alignBottom="@+id/avatar"
+			android:layout_alignTop="@+id/avatar"
+			android:gravity="center"
+			android:layout_toRightOf="@+id/trustIndicator"
+			android:layout_marginLeft="@dimen/margin_small"
+			android:layout_marginStart="@dimen/margin_small"
+			android:ellipsize="end"
+			android:maxLines="1"
+			android:textSize="@dimen/text_size_tiny"
+			tools:text="09:09"/>
+
+		<ImageView
+			android:id="@+id/chevron"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_alignParentRight="true"
+			android:layout_below="@id/text"
+			android:layout_marginRight="@dimen/margin_medium"
+			android:layout_marginTop="@dimen/margin_small"
+			android:clickable="true"
+			android:src="@drawable/selector_chevron"
+			android:tint="@color/briar_button_positive"
+			/>
+
+		<TextView
+			android:id="@+id/btn_reply"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_below="@id/text"
+			android:layout_marginRight="@dimen/margin_medium"
+			android:layout_toLeftOf="@id/chevron"
+			android:background="?attr/selectableItemBackground"
+			android:clickable="true"
+			android:padding="@dimen/margin_medium"
+			android:text="@string/btn_reply"
+			android:textColor="@color/briar_button_positive"
+			android:textSize="@dimen/text_size_tiny"/>
+
+		<TextView
+			android:id="@+id/replies"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_alignBaseline="@id/btn_reply"
+			android:layout_toLeftOf="@id/btn_reply"
+			android:layout_toRightOf="@+id/date"
+			android:gravity="right|end"
+			android:maxLines="1"
+			android:padding="@dimen/margin_medium"
+			android:textSize="@dimen/text_size_tiny"
+			tools:text="2 replies"/>
+
+		<View
+			android:id="@+id/top_divider"
+			style="@style/Divider.ForumList"
+			android:layout_width="match_parent"
+			android:layout_height="@dimen/margin_separator"
+			android:layout_alignLeft="@id/text"
+			android:layout_alignParentTop="true"/>
+
+	</RelativeLayout>
+
+
+</LinearLayout>

briar-android/res/layout/fragment_blogs.xml

@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:orientation="vertical">
+
+	<android.support.design.widget.TabLayout
+		android:id="@+id/tabLayout"
+		style="@style/BriarTabLayout"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content">
+
+		<android.support.design.widget.TabItem
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="@string/blogs_feed"/>
+
+		<android.support.design.widget.TabItem
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="@string/blogs_my_blogs"/>
+
+		<android.support.design.widget.TabItem
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="@string/blogs_blog_list"/>
+
+		<android.support.design.widget.TabItem
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="@string/blogs_available_blogs"/>
+
+		<android.support.design.widget.TabItem
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="@string/blogs_drafts"/>
+
+	</android.support.design.widget.TabLayout>
+
+	<android.support.v4.view.ViewPager
+		android:id="@+id/pager"
+		android:layout_width="match_parent"
+		android:layout_height="match_parent"/>
+
+</LinearLayout>

briar-android/res/layout/fragment_blogs_my.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This is just a placeholder to be replaced by the real My Blogs list -->
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:orientation="vertical">
+
+	<TextView
+		android:id="@+id/num"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:gravity="center_horizontal"
+		android:padding="@dimen/margin_activity_horizontal"
+		android:textSize="128sp"
+		tools:text="1"/>
+
+	<TextView
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:padding="@dimen/margin_activity_horizontal"
+		android:text="There is nothing for you to see here.\n\nMove along and come back later."
+		android:textSize="@dimen/text_size_large"/>
+
+</LinearLayout>

briar-android/res/layout/fragment_contact_list.xml

@@ -1,27 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.design.widget.CoordinatorLayout
+<org.briarproject.android.util.BriarRecyclerView
-	xmlns:android="http://schemas.android.com/apk/res/android"
+		xmlns:android="http://schemas.android.com/apk/res/android"
-	xmlns:app="http://schemas.android.com/apk/res-auto"
-	android:id="@+id/coordinatorLayout"
-	android:layout_width="match_parent"
-	android:layout_height="match_parent">
-
-	<org.briarproject.android.util.BriarRecyclerView
 		android:id="@+id/contactList"
 		android:layout_width="match_parent"
 		android:layout_height="match_parent"/>
-
-	<android.support.design.widget.FloatingActionButton
-		android:id="@+id/addContactFAB"
-		android:layout_width="wrap_content"
-		android:layout_height="wrap_content"
-		android:layout_gravity="bottom|end"
-		android:layout_margin="@dimen/margin_activity_horizontal"
-		android:src="@drawable/ic_add_white"
-		app:fabSize="normal"
-		app:elevation="4dp"
-		app:layout_anchor="@id/contactList"
-		app:layout_anchorGravity="bottom|right|end"
-		app:layout_behavior="org.briarproject.android.util.HideFabOnScrollBehavior"/>
-
-</android.support.design.widget.CoordinatorLayout>

briar-android/res/layout/fragment_forum_list.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.design.widget.CoordinatorLayout
+	android:id="@+id/coordinatorLayout"
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent">
+
+	<org.briarproject.android.util.BriarRecyclerView
+		android:id="@+id/forumList"
+		xmlns:android="http://schemas.android.com/apk/res/android"
+		android:layout_width="match_parent"
+		android:layout_height="match_parent"
+		app:layout_behavior="org.briarproject.android.util.BriarRecyclerViewBehavior"/>
+
+</android.support.design.widget.CoordinatorLayout>

briar-android/res/layout/fragment_keyagreement_id.xml

@@ -20,7 +20,8 @@
 			style="@style/BriarTextBody"
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
-			android:text="@string/your_nickname"/>
+			android:text="@string/your_nickname"
+			android:visibility="gone"/>
 
 		<Spinner
 			android:id="@+id/spinner"
@@ -28,7 +29,8 @@
 			android:layout_height="wrap_content"
 			android:layout_marginTop="@dimen/margin_medium"
 			android:background="@drawable/spinner_border"
-			android:spinnerMode="dropdown"/>
+			android:spinnerMode="dropdown"
+			android:visibility="gone"/>
 
 		<ImageView
 			android:id="@+id/imageView"

briar-android/res/layout/introduction_message.xml

@@ -24,6 +24,7 @@
 
 			<de.hdodenhof.circleimageview.CircleImageView
 				android:id="@+id/avatarContact1"
+				style="@style/BriarAvatar"
 				android:layout_width="@dimen/listitem_picture_size"
 				android:layout_height="@dimen/listitem_picture_size"
 				android:layout_centerHorizontal="true"
@@ -31,8 +32,6 @@
 				android:layout_marginRight="@dimen/listitem_horizontal_margin"
 				android:layout_toLeftOf="@+id/introductionIcon"
 				android:layout_toStartOf="@+id/introductionIcon"
-				app:civ_border_color="@color/briar_primary"
-				app:civ_border_width="@dimen/avatar_border_width"
 				tools:src="@drawable/ic_launcher"/>
 
 			<ImageView
@@ -45,6 +44,7 @@
 
 			<de.hdodenhof.circleimageview.CircleImageView
 				android:id="@+id/avatarContact2"
+				style="@style/BriarAvatar"
 				android:layout_width="@dimen/listitem_picture_size"
 				android:layout_height="@dimen/listitem_picture_size"
 				android:layout_centerHorizontal="true"
@@ -53,8 +53,6 @@
 				android:layout_toEndOf="@+id/introductionIcon"
 				android:layout_toRightOf="@+id/introductionIcon"
 				android:transitionName="avatar"
-				app:civ_border_color="@color/briar_primary"
-				app:civ_border_width="@dimen/avatar_border_width"
 				tools:src="@drawable/ic_launcher"/>
 
 		</RelativeLayout>
@@ -75,6 +73,7 @@
 			android:layout_weight="1"
 			android:gravity="top"
 			android:textSize="@dimen/text_size_medium"
+			android:textColor="@color/briar_text_primary"
 			tools:text="@string/introduction_message_text"/>
 
 		<EditText

briar-android/res/layout/invitation_bluetooth_confirmation_code.xml

@@ -47,6 +47,7 @@
 			android:layout_height="wrap_content"
 			android:padding="@dimen/margin_medium"
 			android:textSize="50sp"
+			android:textColor="@color/briar_text_secondary"
 			android:layout_below="@+id/yourConfirmationCodeView"
 			android:layout_centerHorizontal="true"
 			tools:text="1337"/>

briar-android/res/layout/invitation_bluetooth_invitation_code.xml

@@ -33,6 +33,7 @@
 			android:layout_height="wrap_content"
 			android:layout_marginTop="@dimen/margin_medium"
 			android:textSize="50sp"
+			android:textColor="@color/briar_text_secondary"
 			android:layout_below="@+id/yourCodeView"
 			android:layout_centerHorizontal="true"
 			tools:text="1337"/>

briar-android/res/layout/invitation_bluetooth_start.xml

@@ -20,7 +20,8 @@
 			style="@style/BriarTextBody"
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
-			android:text="@string/your_nickname"/>
+			android:text="@string/your_nickname"
+			android:visibility="gone"/>
 
 		<Spinner
 			android:id="@+id/spinner"
@@ -28,7 +29,8 @@
 			android:layout_height="wrap_content"
 			android:background="@drawable/spinner_border"
 			android:layout_marginTop="@dimen/margin_medium"
-			android:spinnerMode="dropdown"/>
+			android:spinnerMode="dropdown"
+			android:visibility="gone"/>
 
 		<ImageView
 			android:id="@+id/imageView"

briar-android/res/layout/invitation_error.xml

@@ -16,6 +16,7 @@
 		android:text="@string/connection_failed"
 		android:layout_gravity="center_horizontal"
 		android:textSize="@dimen/text_size_large"
+		android:textColor="@color/briar_text_primary"
 		android:drawableStart="@drawable/alerts_and_states_error"
 		android:drawableLeft="@drawable/alerts_and_states_error"
 		android:gravity="center_vertical"
@@ -26,6 +27,7 @@
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
 		android:text="@string/interfering"
+		android:textColor="@color/briar_text_primary"
 		android:layout_gravity="center_horizontal"
 		android:padding="@dimen/margin_medium"/>
 

briar-android/res/layout/list_item_available_forum.xml

@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	android:layout_marginLeft="@dimen/listitem_horizontal_margin"
+	android:layout_marginStart="@dimen/listitem_horizontal_margin"
+	android:background="?attr/selectableItemBackground"
+	android:paddingTop="@dimen/listitem_horizontal_margin">
+
+	<org.briarproject.android.util.TextAvatarView
+		android:id="@+id/avatarView"
+		android:layout_width="@dimen/listitem_picture_frame_size"
+		android:layout_height="@dimen/listitem_picture_frame_size"
+		android:layout_alignParentLeft="true"
+		android:layout_alignParentStart="true"
+		android:layout_marginRight="@dimen/listitem_horizontal_margin"
+		/>
+
+	<TextView
+		android:id="@+id/forumNameView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_marginEnd="@dimen/listitem_horizontal_margin"
+		android:layout_marginRight="@dimen/listitem_horizontal_margin"
+		android:layout_toEndOf="@+id/avatarView"
+		android:layout_toRightOf="@+id/avatarView"
+		android:maxLines="2"
+		android:textColor="@color/briar_primary"
+		android:textSize="@dimen/text_size_medium"
+		tools:text="This is a name of a forum that is available"/>
+
+	<TextView
+		android:id="@+id/sharedByView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_below="@+id/forumNameView"
+		android:layout_marginEnd="@dimen/listitem_horizontal_margin"
+		android:layout_marginRight="@dimen/listitem_horizontal_margin"
+		android:layout_toEndOf="@+id/avatarView"
+		android:layout_toRightOf="@+id/avatarView"
+		android:paddingTop="@dimen/margin_medium"
+		android:textColor="@color/briar_text_secondary"
+		android:textSize="@dimen/text_size_small"
+		tools:text="Shared by Megalox"/>
+
+	<TextView
+		android:id="@+id/forumSubscribedView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_below="@+id/sharedByView"
+		android:layout_marginEnd="@dimen/listitem_horizontal_margin"
+		android:layout_marginRight="@dimen/listitem_horizontal_margin"
+		android:paddingTop="@dimen/margin_medium"
+		android:text="@string/forum_invitation_exists"
+		android:textColor="@color/briar_text_tertiary"
+		android:textSize="@dimen/text_size_small"
+		tools:visibility="visible"/>
+
+	<Button
+		android:id="@+id/acceptButton"
+		style="@style/BriarButtonFlat.Positive"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_alignParentEnd="true"
+		android:layout_alignParentRight="true"
+		android:layout_below="@+id/forumSubscribedView"
+		android:layout_marginTop="-8dp"
+		android:text="@string/dialog_button_accept"/>
+
+	<Button
+		android:id="@+id/declineButton"
+		style="@style/BriarButtonFlat.Negative"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_below="@+id/forumSubscribedView"
+		android:layout_marginTop="-8dp"
+		android:layout_toLeftOf="@+id/acceptButton"
+		android:layout_toStartOf="@+id/acceptButton"
+		android:text="@string/dialog_button_decline"/>
+
+	<View
+		style="@style/Divider.ForumList"
+		android:layout_alignParentLeft="true"
+		android:layout_alignParentStart="true"
+		android:layout_below="@+id/acceptButton"/>
+
+</RelativeLayout>
+

briar-android/res/layout/list_item_contact.xml

@@ -10,43 +10,62 @@
 	<RelativeLayout
 		android:layout_width="match_parent"
 		android:layout_height="wrap_content"
-		android:paddingTop="@dimen/listitem_horizontal_margin"
-		android:paddingBottom="@dimen/listitem_horizontal_margin"
 		android:background="?attr/selectableItemBackground"
+		android:paddingBottom="@dimen/listitem_horizontal_margin"
+		android:paddingTop="@dimen/listitem_horizontal_margin"
 		>
 
-		<de.hdodenhof.circleimageview.CircleImageView
+		<FrameLayout
-			android:id="@+id/avatarView"
+			android:id="@+id/avatarFrameView"
-			android:layout_width="@dimen/listitem_picture_size"
+			android:layout_width="@dimen/listitem_picture_frame_size"
-			android:layout_height="@dimen/listitem_picture_size"
+			android:layout_height="@dimen/listitem_picture_frame_size"
 			android:layout_alignParentLeft="true"
 			android:layout_alignParentStart="true"
 			android:layout_centerVertical="true"
 			android:layout_marginLeft="@dimen/listitem_horizontal_margin"
-			android:layout_marginStart="@dimen/listitem_horizontal_margin"
+			android:layout_marginStart="@dimen/listitem_horizontal_margin">
-			android:transitionName="avatar"
+
-			app:civ_border_color="@color/briar_primary"
+			<de.hdodenhof.circleimageview.CircleImageView
-			app:civ_border_width="@dimen/avatar_border_width"
+				android:id="@+id/avatarView"
-			tools:src="@drawable/ic_launcher"/>
+				style="@style/BriarAvatar"
+				android:layout_width="@dimen/listitem_picture_size"
+				android:layout_height="@dimen/listitem_picture_size"
+				android:layout_gravity="bottom|left"
+				tools:src="@drawable/ic_launcher"/>
+
+			<TextView
+				android:id="@+id/unreadCountView"
+				android:layout_width="wrap_content"
+				android:layout_height="@dimen/unread_bubble_size"
+				android:layout_gravity="right|top"
+				android:background="@drawable/bubble"
+				android:gravity="center"
+				android:minWidth="@dimen/unread_bubble_size"
+				android:textColor="@color/briar_text_primary_inverse"
+				android:textSize="@dimen/unread_bubble_text_size"
+				android:textStyle="bold"
+				tools:text="123"/>
+
+		</FrameLayout>
 
 		<LinearLayout
 			android:id="@+id/textViews"
 			android:layout_width="wrap_content"
 			android:layout_height="wrap_content"
-			android:orientation="vertical"
 			android:layout_centerVertical="true"
 			android:layout_marginLeft="@dimen/listitem_horizontal_margin"
 			android:layout_marginStart="@dimen/listitem_horizontal_margin"
+			android:layout_toEndOf="@+id/avatarFrameView"
 			android:layout_toLeftOf="@+id/bulbView"
-			android:layout_toRightOf="@+id/avatarView"
+			android:layout_toRightOf="@+id/avatarFrameView"
-			android:layout_toEndOf="@+id/avatarView">
+			android:orientation="vertical">
 
 			<TextView
 				android:id="@+id/nameView"
 				android:layout_width="wrap_content"
 				android:layout_height="wrap_content"
 				android:maxLines="2"
-				android:textColor="@android:color/primary_text_light"
+				android:textColor="@color/briar_text_primary"
 				android:textSize="@dimen/text_size_medium"
 				tools:text="This is a name of a contact"/>
 
@@ -54,7 +73,7 @@
 				android:id="@+id/dateView"
 				android:layout_width="wrap_content"
 				android:layout_height="wrap_content"
-				android:textColor="@android:color/secondary_text_light"
+				android:textColor="@color/briar_text_secondary"
 				android:textSize="@dimen/text_size_small"
 				tools:text="Dec 24"/>
 

briar-android/res/layout/list_item_contact_small.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	android:orientation="horizontal"
+	android:paddingBottom="@dimen/margin_small"
+	android:paddingTop="@dimen/margin_small">
+
+	<de.hdodenhof.circleimageview.CircleImageView
+		android:id="@+id/avatarView"
+		style="@style/BriarAvatar"
+		android:layout_width="@dimen/listitem_picture_size_small"
+		android:layout_height="@dimen/listitem_picture_size_small"
+		android:layout_marginLeft="@dimen/listitem_horizontal_margin"
+		android:layout_marginStart="@dimen/listitem_horizontal_margin"
+		tools:src="@drawable/ic_launcher"/>
+
+	<TextView
+		android:id="@+id/nameView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_gravity="center_vertical"
+		android:layout_marginLeft="@dimen/listitem_horizontal_margin"
+		android:layout_marginStart="@dimen/listitem_horizontal_margin"
+		android:maxLines="2"
+		android:textColor="@color/briar_text_primary"
+		android:textSize="@dimen/text_size_medium"
+		tools:text="This is a name of a contact"/>
+
+</LinearLayout>

briar-android/res/layout/list_item_crash.xml

@@ -19,9 +19,11 @@
 		<TextView
 			android:id="@+id/title"
 			android:layout_width="wrap_content"
-			android:layout_height="wrap_content"
+			android:layout_height="match_parent"
 			android:layout_marginBottom="@dimen/margin_small"
+			android:gravity="bottom"
 			android:textSize="@dimen/text_size_large"
+			android:textColor="@color/briar_text_primary"
 			tools:text="Crash log entry title"/>
 	</LinearLayout>
 
@@ -30,6 +32,7 @@
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
 		android:layout_marginBottom="@dimen/margin_medium"
+		android:textColor="@color/briar_text_secondary"
 		tools:text="Crash log entry value"/>
 
 </LinearLayout>

briar-android/res/layout/list_item_forum.xml

@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	android:layout_marginLeft="@dimen/listitem_horizontal_margin"
+	android:layout_marginStart="@dimen/listitem_horizontal_margin"
+	android:background="?attr/selectableItemBackground">
+
+	<org.briarproject.android.util.TextAvatarView
+		android:id="@+id/avatarView"
+		android:layout_width="@dimen/listitem_picture_frame_size"
+		android:layout_height="@dimen/listitem_picture_frame_size"
+		android:layout_alignParentLeft="true"
+		android:layout_alignParentStart="true"
+		android:layout_centerVertical="true"
+		android:layout_marginRight="@dimen/listitem_horizontal_margin"/>
+
+	<TextView
+		android:id="@+id/forumNameView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_alignParentTop="true"
+		android:layout_marginTop="@dimen/listitem_horizontal_margin"
+		android:layout_toEndOf="@+id/avatarView"
+		android:layout_toRightOf="@+id/avatarView"
+		android:maxLines="2"
+		android:textColor="@color/briar_text_primary"
+		android:textSize="@dimen/text_size_medium"
+		tools:text="This is a name of a forum"/>
+
+	<TextView
+		android:id="@+id/unreadView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_below="@+id/forumNameView"
+		android:layout_toEndOf="@+id/avatarView"
+		android:layout_toRightOf="@+id/avatarView"
+		android:paddingBottom="@dimen/listitem_horizontal_margin"
+		android:paddingTop="@dimen/margin_medium"
+		android:textColor="@color/briar_text_secondary"
+		android:textSize="@dimen/text_size_small"
+		tools:text="1337 posts"/>
+
+	<TextView
+		android:id="@+id/dateView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_alignParentEnd="true"
+		android:layout_alignParentRight="true"
+		android:layout_below="@+id/forumNameView"
+		android:layout_marginEnd="@dimen/listitem_horizontal_margin"
+		android:layout_marginRight="@dimen/listitem_horizontal_margin"
+		android:paddingBottom="@dimen/listitem_horizontal_margin"
+		android:paddingTop="@dimen/margin_medium"
+		android:textColor="@color/briar_text_secondary"
+		android:textSize="@dimen/text_size_small"
+		tools:text="Dec 24"/>
+
+	<View
+		style="@style/Divider.ForumList"
+		android:layout_alignParentLeft="true"
+		android:layout_alignParentStart="true"
+		android:layout_below="@+id/unreadView"/>
+
+</RelativeLayout>
+

briar-android/res/layout/list_item_forum_invitation_in.xml

@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	android:orientation="vertical">
+
+	<include
+		android:id="@+id/messageLayout"
+		layout="@layout/list_item_msg_in"/>
+
+	<RelativeLayout
+		android:id="@+id/introductionLayout"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_gravity="left|start"
+		android:background="@drawable/notice_in"
+		android:layout_marginLeft="@dimen/message_bubble_margin_tail"
+		android:layout_marginRight="@dimen/message_bubble_margin_non_tail">
+
+		<TextView
+			android:id="@+id/introductionText"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:minWidth="80dp"
+			android:textIsSelectable="true"
+			android:textSize="@dimen/text_size_medium"
+			android:textStyle="italic"
+			android:textColor="@color/briar_text_secondary"
+			tools:text="@string/forum_invitation_received"/>
+
+		<TextView
+			android:id="@+id/introductionTime"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_marginTop="@dimen/message_bubble_timestamp_margin"
+			android:layout_alignEnd="@+id/introductionText"
+			android:layout_alignRight="@+id/introductionText"
+			android:layout_below="@+id/showForumsButton"
+			android:textColor="@color/private_message_date"
+			android:textSize="@dimen/text_size_tiny"
+			tools:text="Dec 24, 13:37"/>
+
+		<Button
+			android:id="@+id/showForumsButton"
+			style="@style/BriarButtonFlat.Positive"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_marginBottom="-15dp"
+			android:layout_alignEnd="@+id/introductionText"
+			android:layout_alignRight="@+id/introductionText"
+			android:layout_below="@+id/introductionText"
+			android:text="@string/forum_show_invitations"/>
+
+	</RelativeLayout>
+
+</LinearLayout>

briar-android/res/layout/list_item_forum_invitation_out.xml

@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	android:orientation="vertical">
+
+	<include
+		android:id="@+id/messageLayout"
+		layout="@layout/list_item_msg_out"/>
+
+	<RelativeLayout
+		android:id="@+id/introductionLayout"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_gravity="right|end"
+		android:background="@drawable/notice_out"
+		android:layout_marginLeft="@dimen/message_bubble_margin_non_tail"
+		android:layout_marginRight="@dimen/message_bubble_margin_tail">
+
+		<TextView
+			android:id="@+id/introductionText"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:textIsSelectable="true"
+			android:textSize="@dimen/text_size_medium"
+			android:textStyle="italic"
+			android:textColor="@color/briar_text_secondary"
+			tools:text="@string/introduction_request_received"/>
+
+		<TextView
+			android:id="@+id/introductionTime"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_marginTop="@dimen/message_bubble_timestamp_margin"
+			android:layout_alignParentLeft="true"
+			android:layout_alignParentStart="true"
+			android:layout_below="@+id/introductionText"
+			android:textColor="@color/private_message_date"
+			android:textSize="@dimen/text_size_tiny"
+			tools:text="Dec 24, 13:37"/>
+
+		<ImageView
+			android:id="@+id/introductionStatus"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_toEndOf="@+id/introductionTime"
+			android:layout_toRightOf="@+id/introductionTime"
+			android:layout_alignBottom="@+id/introductionTime"
+			android:layout_marginLeft="@dimen/margin_medium"
+			tools:ignore="ContentDescription"
+			tools:src="@drawable/message_delivered"/>
+
+	</RelativeLayout>
+
+</LinearLayout>

briar-android/res/layout/list_item_introduction_in.xml

@@ -27,6 +27,7 @@
 			android:textIsSelectable="true"
 			android:textSize="@dimen/text_size_medium"
 			android:textStyle="italic"
+			android:textColor="@color/briar_text_secondary"
 			tools:text="@string/introduction_request_received"/>
 
 		<TextView