Merge tag '1.5.2' into trz/rebase

15 files changed, 1038 insertions, 566 deletions

diff --git a/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java b/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
index e4bfd6ff..07b8819d 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
@@ -237,6 +237,9 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 		MenuItem menuItemDeleteBookmark = menu.findItem(R.id.action_delete_bookmark);
 		MenuItem menuItemAdvancedMode = menu.findItem(R.id.action_advanced_mode);
 		menuItemAdvancedMode.setChecked(mAdvancedMode);
+		if (mConversation == null) {
+			return true;
+		}
 		Account account = mConversation.getAccount();
 		if (account.hasBookmarkFor(mConversation.getJid().toBareJid())) {
 			menuItemSaveBookmark.setVisible(false);
@@ -382,6 +385,10 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 
 	@Override
 	void onBackendConnected() {
+		if (mPendingConferenceInvite != null) {
+			mPendingConferenceInvite.execute(this);
+			mPendingConferenceInvite = null;
+		}
 		if (getIntent().getAction().equals(ACTION_VIEW_MUC)) {
 			this.uuid = getIntent().getExtras().getString("uuid");
 		}
diff --git a/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java b/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
index 40a4587c..c190caed 100644
--- a/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
@@ -10,6 +10,7 @@ import android.content.SharedPreferences;
 import android.net.Uri;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
+import android.provider.ContactsContract;
 import android.provider.ContactsContract.CommonDataKinds;
 import android.provider.ContactsContract.Contacts;
 import android.provider.ContactsContract.Intents;
@@ -126,14 +127,23 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 
 		@Override
 		public void onClick(View v) {
-			AlertDialog.Builder builder = new AlertDialog.Builder(
-					ContactDetailsActivity.this);
-			builder.setTitle(getString(R.string.action_add_phone_book));
-			builder.setMessage(getString(R.string.add_phone_book_text,
+			if (contact.getSystemAccount() == null) {
+				AlertDialog.Builder builder = new AlertDialog.Builder(
+						ContactDetailsActivity.this);
+				builder.setTitle(getString(R.string.action_add_phone_book));
+				builder.setMessage(getString(R.string.add_phone_book_text,
 						contact.getJid()));
-			builder.setNegativeButton(getString(R.string.cancel), null);
-			builder.setPositiveButton(getString(R.string.add), addToPhonebook);
-			builder.create().show();
+				builder.setNegativeButton(getString(R.string.cancel), null);
+				builder.setPositiveButton(getString(R.string.add), addToPhonebook);
+				builder.create().show();
+			} else {
+					String[] systemAccount = contact.getSystemAccount().split("#");
+					long id = Long.parseLong(systemAccount[0]);
+					Uri uri = ContactsContract.Contacts.getLookupUri(id, systemAccount[1]);
+					Intent intent = new Intent(Intent.ACTION_VIEW);
+					intent.setData(uri);
+					startActivity(intent);
+			}
 		}
 	};
 
@@ -256,16 +266,19 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 		MenuItem unblock = menu.findItem(R.id.action_unblock);
 		MenuItem edit = menu.findItem(R.id.action_edit_contact);
 		MenuItem delete = menu.findItem(R.id.action_delete_contact);
+		if (contact == null) {
+			return true;
+		}
 		final XmppConnection connection = contact.getAccount().getXmppConnection();
 		if (connection != null && connection.getFeatures().blocking()) {
 			if (this.contact.isBlocked()) {
-				menu.findItem(R.id.action_block).setVisible(false);
+				block.setVisible(false);
 			} else {
-				menu.findItem(R.id.action_unblock).setVisible(false);
+				unblock.setVisible(false);
 			}
 		} else {
-			menu.findItem(R.id.action_unblock).setVisible(false);
-			menu.findItem(R.id.action_block).setVisible(false);
+			unblock.setVisible(false);
+			block.setVisible(false);
 		}
 		if (!contact.showInRoster()) {
 			edit.setVisible(false);
@@ -275,6 +288,7 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 	}
 
 	private void populateView() {
+		invalidateOptionsMenu();
 		setTitle(contact.getDisplayName());
 		if (contact.showInRoster()) {
 			send.setVisibility(View.VISIBLE);
@@ -336,12 +350,9 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 		} else {
 			contactJidTv.setText(contact.getJid().toString());
 		}
-		accountJidTv.setText(getString(R.string.using_account, contact
-					.getAccount().getJid().toBareJid()));
-		prepareContactBadge(badge, contact);
-		if (contact.getSystemAccount() == null) {
-			badge.setOnClickListener(onBadgeClick);
-		}
+		accountJidTv.setText(getString(R.string.using_account, contact.getAccount().getJid().toBareJid()));
+		badge.setImageBitmap(avatarService().get(contact, getPixel(72)));
+		badge.setOnClickListener(this.onBadgeClick);
 
 		keys.removeAllViews();
 		boolean hasKeys = false;
@@ -415,15 +426,6 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 		}
 	}
 
-	private void prepareContactBadge(QuickContactBadge badge, Contact contact) {
-		if (contact.getSystemAccount() != null) {
-			String[] systemAccount = contact.getSystemAccount().split("#");
-			long id = Long.parseLong(systemAccount[0]);
-			badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1]));
-		}
-		badge.setImageBitmap(avatarService().get(contact, getPixel(72)));
-	}
-
 	protected void confirmToDeleteFingerprint(final String fingerprint) {
 		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 		builder.setTitle(R.string.delete_fingerprint);
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
index 0fbaa479..0504ff34 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
@@ -5,6 +5,7 @@ import android.app.ActionBar;
 import android.app.AlertDialog;
 import android.app.FragmentTransaction;
 import android.app.PendingIntent;
+import android.content.ClipData;
 import android.content.DialogInterface;
 import android.content.DialogInterface.OnClickListener;
 import android.content.Intent;
@@ -22,21 +23,24 @@ import android.widget.AdapterView;
 import android.widget.AdapterView.OnItemClickListener;
 import android.widget.ArrayAdapter;
 import android.widget.CheckBox;
-import android.widget.ListView;
 import android.widget.PopupMenu;
 import android.widget.PopupMenu.OnMenuItemClickListener;
 import android.widget.Toast;
 
 import net.java.otr4j.session.SessionStatus;
+import de.timroes.android.listview.EnhancedListView;
 
 import java.util.ArrayList;
+import java.util.Iterator;
 import java.util.List;
 
 import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Blockable;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
 import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
 import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
@@ -46,7 +50,7 @@ import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 import github.ankushsachdeva.emojicon.EmojiconEditText;
 
 public class ConversationActivity extends XmppActivity
-	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist {
+	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast {
 
 	public static final String ACTION_DOWNLOAD = "eu.siacs.conversations.action.DOWNLOAD";
 
@@ -59,26 +63,27 @@ public class ConversationActivity extends XmppActivity
 	public static final int REQUEST_SEND_MESSAGE = 0x0201;
 	public static final int REQUEST_DECRYPT_PGP = 0x0202;
 	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
-	private static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
-	private static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
-	private static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
-	private static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
-	private static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
+	public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
+	public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
+	public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
+	public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
+	public static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
 	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
 	private static final String STATE_PANEL_OPEN = "state_panel_open";
 	private static final String STATE_PENDING_URI = "state_pending_uri";
 
 	private String mOpenConverstaion = null;
 	private boolean mPanelOpen = true;
-	private Uri mPendingImageUri = null;
-	private Uri mPendingFileUri = null;
+	final private List<Uri> mPendingImageUris = new ArrayList<>();
+	final private List<Uri> mPendingFileUris = new ArrayList<>();
 	private Uri mPendingGeoUri = null;
 
 	private View mContentView;
 
 	private List<Conversation> conversationList = new ArrayList<>();
+	private Conversation swipedConversation = null;
 	private Conversation mSelectedConversation = null;
-	private ListView listView;
+	private EnhancedListView listView;
 	private ConversationFragment mConversationFragment;
 
 	private ArrayAdapter<Conversation> listAdapter;
@@ -142,12 +147,13 @@ public class ConversationActivity extends XmppActivity
 	protected void onCreate(final Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
 		if (savedInstanceState != null) {
-            mOpenConverstaion = savedInstanceState.getString(STATE_OPEN_CONVERSATION, null);
-            mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
-            String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
-            if (pending != null) {
-                mPendingImageUri = Uri.parse(pending);
-            }
+			mOpenConverstaion = savedInstanceState.getString(STATE_OPEN_CONVERSATION, null);
+			mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
+			String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
+			if (pending != null) {
+				mPendingImageUris.clear();
+				mPendingImageUris.add(Uri.parse(pending));
+			}
 		}
 
 		setContentView(R.layout.fragment_conversations_overview);
@@ -157,7 +163,7 @@ public class ConversationActivity extends XmppActivity
 		transaction.replace(R.id.selected_conversation, this.mConversationFragment, "conversation");
 		transaction.commit();
 
-		listView = (ListView) findViewById(R.id.list);
+		listView = (EnhancedListView) findViewById(R.id.list);
 		this.listAdapter = new ConversationAdapter(this, conversationList);
 		listView.setAdapter(this.listAdapter);
 
@@ -179,6 +185,73 @@ public class ConversationActivity extends XmppActivity
 				openConversation();
 			}
 		});
+
+		listView.setDismissCallback(new EnhancedListView.OnDismissCallback() {
+
+			@Override
+			public EnhancedListView.Undoable onDismiss(final EnhancedListView enhancedListView, final int position) {
+
+				final int index = listView.getFirstVisiblePosition();
+				View v = listView.getChildAt(0);
+				final int top = (v == null) ? 0 : (v.getTop() - listView.getPaddingTop());
+
+				swipedConversation = listAdapter.getItem(position);
+				listAdapter.remove(swipedConversation);
+				swipedConversation.markRead();
+				xmppConnectionService.getNotificationService().clear(swipedConversation);
+
+				final boolean formerlySelected = (getSelectedConversation() == swipedConversation);
+				if (position == 0 && listAdapter.getCount() == 0) {
+					endConversation(swipedConversation, false, true);
+					return null;
+				} else if (formerlySelected) {
+					setSelectedConversation(listAdapter.getItem(0));
+					ConversationActivity.this.mConversationFragment
+							.reInit(getSelectedConversation());
+				}
+
+				return new EnhancedListView.Undoable() {
+
+					@Override
+					public void undo() {
+						listAdapter.insert(swipedConversation, position);
+						if (formerlySelected) {
+							setSelectedConversation(swipedConversation);
+							ConversationActivity.this.mConversationFragment
+									.reInit(getSelectedConversation());
+						}
+						swipedConversation = null;
+						listView.setSelectionFromTop(index + (listView.getChildCount() < position ? 1 : 0), top);
+					}
+
+					@Override
+					public void discard() {
+						if (!swipedConversation.isRead()
+								&& swipedConversation.getMode() == Conversation.MODE_SINGLE) {
+							swipedConversation = null;
+							return;
+						}
+						endConversation(swipedConversation, false, false);
+						swipedConversation = null;
+					}
+
+					@Override
+					public String getTitle() {
+						if (swipedConversation.getMode() == Conversation.MODE_MULTI) {
+							return getResources().getString(R.string.title_undo_swipe_out_muc);
+						} else {
+							return getResources().getString(R.string.title_undo_swipe_out_conversation);
+						}
+					}
+				};
+			}
+		});
+		listView.enableSwipeToDismiss();
+		listView.setSwipingLayout(R.id.swipeable_item);
+		listView.setUndoStyle(EnhancedListView.UndoStyle.SINGLE_POPUP);
+		listView.setUndoHideDelay(5000);
+		listView.setRequireTouchBeforeDismiss(false);
+
 		mContentView = findViewById(R.id.content_view_spl);
 		if (mContentView == null) {
 			mContentView = findViewById(R.id.content_view_ll);
@@ -205,6 +278,7 @@ public class ConversationActivity extends XmppActivity
 
 				@Override
 				public void onPanelClosed(View arg0) {
+					listView.discardUndo();
 					openConversation();
 				}
 
@@ -301,17 +375,16 @@ public class ConversationActivity extends XmppActivity
 		} else {
 			menuAdd.setVisible(!isConversationsOverviewHideable());
 			if (this.getSelectedConversation() != null) {
-				if (this.getSelectedConversation().getLatestMessage()
-						.getEncryption() != Message.ENCRYPTION_NONE) {
+				if (this.getSelectedConversation().getNextEncryption(forceEncryption()) != Message.ENCRYPTION_NONE) {
 					if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-						menuSecure.setIcon(R.drawable.ic_lock_outline_white_48dp);
+						menuSecure.setIcon(R.drawable.ic_lock_white_24dp);
 					} else {
 						menuSecure.setIcon(R.drawable.ic_action_secure);
 					}
 				}
 				if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
 					menuContactDetails.setVisible(false);
-					menuAttach.setVisible(false);
+					menuAttach.setVisible(getSelectedConversation().getAccount().httpUploadAvailable());
 					menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
 				} else {
 					menuMucDetails.setVisible(false);
@@ -327,56 +400,93 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	private void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
-		if (attachmentChoice == ATTACHMENT_CHOICE_LOCATION && encryption != Message.ENCRYPTION_OTR) {
-			getSelectedConversation().setNextCounterpart(null);
-			Intent intent = new Intent("eu.siacs.conversations.location.request");
-			startActivityForResult(intent,attachmentChoice);
-		} else {
-			selectPresence(getSelectedConversation(), new OnPresenceSelected() {
+		final Conversation conversation = getSelectedConversation();
+		final Account account = conversation.getAccount();
+		final OnPresenceSelected callback = new OnPresenceSelected() {
 
-				@Override
-				public void onPresenceSelected() {
-					Intent intent = new Intent();
-					boolean chooser = false;
-					switch (attachmentChoice) {
-						case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
-							intent.setAction(Intent.ACTION_GET_CONTENT);
-							intent.setType("image/*");
-							chooser = true;
-							break;
-						case ATTACHMENT_CHOICE_TAKE_PHOTO:
-							mPendingImageUri = xmppConnectionService.getFileBackend().getTakePhotoUri();
-							intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
-							intent.putExtra(MediaStore.EXTRA_OUTPUT, mPendingImageUri);
-							break;
-						case ATTACHMENT_CHOICE_CHOOSE_FILE:
-							chooser = true;
-							intent.setType("*/*");
-							intent.addCategory(Intent.CATEGORY_OPENABLE);
-							intent.setAction(Intent.ACTION_GET_CONTENT);
-							break;
-						case ATTACHMENT_CHOICE_RECORD_VOICE:
-							intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
-							break;
-						case ATTACHMENT_CHOICE_LOCATION:
-							intent.setAction("eu.siacs.conversations.location.request");
-							break;
-					}
-					if (intent.resolveActivity(getPackageManager()) != null) {
-						if (chooser) {
-							startActivityForResult(
-									Intent.createChooser(intent, getString(R.string.perform_action_with)),
-									attachmentChoice);
-						} else {
-							startActivityForResult(intent, attachmentChoice);
+			@Override
+			public void onPresenceSelected() {
+				Intent intent = new Intent();
+				boolean chooser = false;
+				String fallbackPackageId = null;
+				switch (attachmentChoice) {
+					case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
+						intent.setAction(Intent.ACTION_GET_CONTENT);
+						if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
+							intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE,true);
 						}
+						intent.setType("image/*");
+						chooser = true;
+						break;
+					case ATTACHMENT_CHOICE_TAKE_PHOTO:
+						Uri uri = xmppConnectionService.getFileBackend().getTakePhotoUri();
+						intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
+						intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
+						mPendingImageUris.clear();
+						mPendingImageUris.add(uri);
+						break;
+					case ATTACHMENT_CHOICE_CHOOSE_FILE:
+						chooser = true;
+						intent.setType("*/*");
+						intent.addCategory(Intent.CATEGORY_OPENABLE);
+						intent.setAction(Intent.ACTION_GET_CONTENT);
+						break;
+					case ATTACHMENT_CHOICE_RECORD_VOICE:
+						intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
+						fallbackPackageId = "eu.siacs.conversations.voicerecorder";
+						break;
+					case ATTACHMENT_CHOICE_LOCATION:
+						intent.setAction("eu.siacs.conversations.location.request");
+						fallbackPackageId = "eu.siacs.conversations.sharelocation";
+						break;
+				}
+				if (intent.resolveActivity(getPackageManager()) != null) {
+					if (chooser) {
+						startActivityForResult(
+								Intent.createChooser(intent, getString(R.string.perform_action_with)),
+								attachmentChoice);
+					} else {
+						startActivityForResult(intent, attachmentChoice);
 					}
+				} else if (fallbackPackageId != null) {
+					startActivity(getInstallApkIntent(fallbackPackageId));
 				}
-			});
+			}
+		};
+		if ((account.httpUploadAvailable() || attachmentChoice == ATTACHMENT_CHOICE_LOCATION) && encryption != Message.ENCRYPTION_OTR) {
+			conversation.setNextCounterpart(null);
+			callback.onPresenceSelected();
+		} else {
+			selectPresence(conversation, callback);
+		}
+	}
+
+	private Intent getInstallApkIntent(final String packageId) {
+		Intent intent = new Intent(Intent.ACTION_VIEW);
+		intent.setData(Uri.parse("market://details?id="+packageId));
+		if (intent.resolveActivity(getPackageManager()) != null) {
+			return intent;
+		} else {
+			intent.setData(Uri.parse("http://play.google.com/store/apps/details?id=" + packageId));
+			return intent;
 		}
 	}
 
-	private void attachFile(final int attachmentChoice) {
+	public void attachFile(final int attachmentChoice) {
+		switch (attachmentChoice) {
+			case ATTACHMENT_CHOICE_LOCATION:
+				getPreferences().edit().putString("recently_used_quick_action","location").apply();
+				break;
+			case ATTACHMENT_CHOICE_RECORD_VOICE:
+				getPreferences().edit().putString("recently_used_quick_action","voice").apply();
+				break;
+			case ATTACHMENT_CHOICE_TAKE_PHOTO:
+				getPreferences().edit().putString("recently_used_quick_action","photo").apply();
+				break;
+			case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
+				getPreferences().edit().putString("recently_used_quick_action","picture").apply();
+				break;
+		}
 		final Conversation conversation = getSelectedConversation();
 		final int encryption = conversation.getNextEncryption(forceEncryption());
 		if (encryption == Message.ENCRYPTION_PGP) {
@@ -425,7 +535,7 @@ public class ConversationActivity extends XmppActivity
 				showInstallPgpDialog();
 			}
 		} else {
-			selectPresenceToAttachFile(attachmentChoice,encryption);
+			selectPresenceToAttachFile(attachmentChoice, encryption);
 		}
 	}
 
@@ -486,13 +596,21 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	public void endConversation(Conversation conversation) {
-		showConversationsOverview();
+		endConversation(conversation, true, true);
+	}
+
+	public void endConversation(Conversation conversation, boolean showOverview, boolean reinit) {
+		if (showOverview) {
+			showConversationsOverview();
+		}
 		xmppConnectionService.archiveConversation(conversation);
-		if (conversationList.size() > 0) {
-			setSelectedConversation(conversationList.get(0));
-			this.mConversationFragment.reInit(getSelectedConversation());
-		} else {
-			setSelectedConversation(null);
+		if (reinit) {
+			if (conversationList.size() > 0) {
+				setSelectedConversation(conversationList.get(0));
+				this.mConversationFragment.reInit(getSelectedConversation());
+			} else {
+				setSelectedConversation(null);
+			}
 		}
 	}
 
@@ -582,13 +700,13 @@ public class ConversationActivity extends XmppActivity
 				intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
 				switch (menuItem.getItemId()) {
 					case R.id.scan_fingerprint:
-						intent.putExtra("mode",VerifyOTRActivity.MODE_SCAN_FINGERPRINT);
+						intent.putExtra("mode", VerifyOTRActivity.MODE_SCAN_FINGERPRINT);
 						break;
 					case R.id.ask_question:
-						intent.putExtra("mode",VerifyOTRActivity.MODE_ASK_QUESTION);
+						intent.putExtra("mode", VerifyOTRActivity.MODE_ASK_QUESTION);
 						break;
 					case R.id.manual_verification:
-						intent.putExtra("mode",VerifyOTRActivity.MODE_MANUAL_VERIFICATION);
+						intent.putExtra("mode", VerifyOTRActivity.MODE_MANUAL_VERIFICATION);
 						break;
 				}
 				startActivity(intent);
@@ -622,14 +740,11 @@ public class ConversationActivity extends XmppActivity
 							break;
 						case R.id.encryption_choice_pgp:
 							if (hasPgp()) {
-								if (conversation.getAccount().getKeys()
-										.has("pgp_signature")) {
-									conversation
-										.setNextEncryption(Message.ENCRYPTION_PGP);
+								if (conversation.getAccount().getKeys().has("pgp_signature")) {
+									conversation.setNextEncryption(Message.ENCRYPTION_PGP);
 									item.setChecked(true);
 								} else {
-									announcePgp(conversation.getAccount(),
-											conversation);
+									announcePgp(conversation.getAccount(),conversation);
 								}
 							} else {
 								showInstallPgpDialog();
@@ -639,16 +754,16 @@ public class ConversationActivity extends XmppActivity
 							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 							break;
 					}
-					xmppConnectionService.databaseBackend
-						.updateConversation(conversation);
+					xmppConnectionService.databaseBackend.updateConversation(conversation);
 					fragment.updateChatMsgHint();
+					invalidateOptionsMenu();
 					return true;
 				}
 			});
 			popup.inflate(R.menu.encryption_choices);
 			MenuItem otr = popup.getMenu().findItem(R.id.encryption_choice_otr);
-			MenuItem none = popup.getMenu().findItem(
-					R.id.encryption_choice_none);
+			MenuItem none = popup.getMenu().findItem(R.id.encryption_choice_none);
+			MenuItem pgp = popup.getMenu().findItem(R.id.encryption_choice_pgp);
 			if (conversation.getMode() == Conversation.MODE_MULTI) {
 				otr.setEnabled(false);
 			} else {
@@ -664,12 +779,10 @@ public class ConversationActivity extends XmppActivity
 					otr.setChecked(true);
 					break;
 				case Message.ENCRYPTION_PGP:
-					popup.getMenu().findItem(R.id.encryption_choice_pgp)
-						.setChecked(true);
+					pgp.setChecked(true);
 					break;
 				default:
-					popup.getMenu().findItem(R.id.encryption_choice_none)
-						.setChecked(true);
+					none.setChecked(true);
 					break;
 			}
 			popup.show();
@@ -745,6 +858,7 @@ public class ConversationActivity extends XmppActivity
 
 	@Override
 	public void onPause() {
+		listView.discardUndo();
 		super.onPause();
 		this.mActivityPaused = true;
 		if (this.xmppConnectionServiceBound) {
@@ -780,8 +894,8 @@ public class ConversationActivity extends XmppActivity
 		}
 		savedInstanceState.putBoolean(STATE_PANEL_OPEN,
 				isConversationsOverviewVisable());
-		if (this.mPendingImageUri != null) {
-			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUri.toString());
+		if (this.mPendingImageUris.size() >= 1) {
+			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUris.get(0).toString());
 		}
 		super.onSaveInstanceState(savedInstanceState);
 	}
@@ -790,6 +904,12 @@ public class ConversationActivity extends XmppActivity
 	void onBackendConnected() {
 		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 		updateConversationList();
+
+		if (mPendingConferenceInvite != null) {
+			mPendingConferenceInvite.execute(this);
+			mPendingConferenceInvite = null;
+		}
+
 		if (xmppConnectionService.getAccounts().size() == 0) {
 			if (!mRedirected) {
 				this.mRedirected = true;
@@ -816,25 +936,25 @@ public class ConversationActivity extends XmppActivity
 			}
 			this.mConversationFragment.reInit(getSelectedConversation());
 			mOpenConverstaion = null;
-		} else if (getSelectedConversation() != null) {
-			this.mConversationFragment.reInit(getSelectedConversation());
-		} else {
+		} else if (getSelectedConversation() == null) {
 			showConversationsOverview();
-			mPendingImageUri = null;
-			mPendingFileUri = null;
+			mPendingImageUris.clear();
+			mPendingFileUris.clear();
 			mPendingGeoUri = null;
 			setSelectedConversation(conversationList.get(0));
 			this.mConversationFragment.reInit(getSelectedConversation());
 		}
 
-		if (mPendingImageUri != null) {
-			attachImageToConversation(getSelectedConversation(),mPendingImageUri);
-			mPendingImageUri = null;
-		} else if (mPendingFileUri != null) {
-			attachFileToConversation(getSelectedConversation(),mPendingFileUri);
-			mPendingFileUri = null;
-		} else if (mPendingGeoUri != null) {
-			attachLocationToConversation(getSelectedConversation(),mPendingGeoUri);
+		for(Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
+			attachImageToConversation(getSelectedConversation(),i.next());
+		}
+
+		for(Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
+			attachFileToConversation(getSelectedConversation(),i.next());
+		}
+
+		if (mPendingGeoUri != null) {
+			attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
 			mPendingGeoUri = null;
 		}
 		ExceptionHelper.checkForCrash(this, this.xmppConnectionService);
@@ -842,10 +962,10 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	private void handleViewConversationIntent(final Intent intent) {
-		final String uuid = (String) intent.getExtras().get(CONVERSATION);
-		final String downloadUuid = (String) intent.getExtras().get(MESSAGE);
-		final String text = intent.getExtras().getString(TEXT, "");
-		final String nick = intent.getExtras().getString(NICK, null);
+		final String uuid = intent.getStringExtra(CONVERSATION);
+		final String downloadUuid = intent.getStringExtra(MESSAGE);
+		final String text = intent.getStringExtra(TEXT);
+		final String nick = intent.getStringExtra(NICK);
 		if (selectConversationByUuid(uuid)) {
 			this.mConversationFragment.reInit(getSelectedConversation());
 			if (nick != null) {
@@ -886,6 +1006,21 @@ public class ConversationActivity extends XmppActivity
 		xmppConnectionService.getNotificationService().setOpenConversation(null);
 	}
 
+	@SuppressLint("NewApi")
+	private static List<Uri> extractUriFromIntent(final Intent intent) {
+		List<Uri> uris = new ArrayList<>();
+		Uri uri = intent.getData();
+		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2 && uri == null) {
+			ClipData clipData = intent.getClipData();
+			for(int i = 0; i < clipData.getItemCount(); ++i) {
+				uris.add(clipData.getItemAt(i).getUri());
+			}
+		} else {
+			uris.add(uri);
+		}
+		return uris;
+	}
+
 	@Override
 	protected void onActivityResult(int requestCode, int resultCode,
 			final Intent data) {
@@ -895,25 +1030,34 @@ public class ConversationActivity extends XmppActivity
 				mConversationFragment.hideSnackbar();
 				mConversationFragment.updateMessages();
 			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
-				mPendingImageUri = data.getData();
+				mPendingImageUris.clear();
+				mPendingImageUris.addAll(extractUriFromIntent(data));
 				if (xmppConnectionServiceBound) {
-					attachImageToConversation(getSelectedConversation(),mPendingImageUri);
-					mPendingImageUri = null;
+					for(Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
+						attachImageToConversation(getSelectedConversation(),i.next());
+					}
 				}
 			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_FILE || requestCode == ATTACHMENT_CHOICE_RECORD_VOICE) {
-				mPendingFileUri = data.getData();
+				mPendingFileUris.clear();
+				mPendingFileUris.addAll(extractUriFromIntent(data));
 				if (xmppConnectionServiceBound) {
-					attachFileToConversation(getSelectedConversation(),mPendingFileUri);
-					mPendingFileUri = null;
+					for(Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
+						attachFileToConversation(getSelectedConversation(), i.next());
+					}
 				}
-			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO && mPendingImageUri != null) {
-				if (xmppConnectionServiceBound) {
-					attachImageToConversation(getSelectedConversation(),mPendingImageUri);
-					mPendingImageUri = null;
+			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
+				if (mPendingImageUris.size() == 1) {
+					Uri uri = mPendingImageUris.get(0);
+					if (xmppConnectionServiceBound) {
+						attachImageToConversation(getSelectedConversation(), uri);
+						mPendingImageUris.clear();
+					}
+					Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
+					intent.setData(uri);
+					sendBroadcast(intent);
+				} else {
+					mPendingImageUris.clear();
 				}
-				Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
-				intent.setData(mPendingImageUri);
-				sendBroadcast(intent);
 			} else if (requestCode == ATTACHMENT_CHOICE_LOCATION) {
 				double latitude = data.getDoubleExtra("latitude",0);
 				double longitude = data.getDoubleExtra("longitude",0);
@@ -924,13 +1068,15 @@ public class ConversationActivity extends XmppActivity
 				}
 			}
 		} else {
-			if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
-				mPendingImageUri = null;
-			}
+			mPendingImageUris.clear();
+			mPendingFileUris.clear();
 		}
 	}
 
 	private void attachLocationToConversation(Conversation conversation, Uri uri) {
+		if (conversation == null) {
+			return;
+		}
 		xmppConnectionService.attachLocationToConversation(conversation,uri, new UiCallback<Message>() {
 
 			@Override
@@ -951,10 +1097,12 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	private void attachFileToConversation(Conversation conversation, Uri uri) {
-		prepareFileToast = Toast.makeText(getApplicationContext(),
-				getText(R.string.preparing_file), Toast.LENGTH_LONG);
+		if (conversation == null) {
+			return;
+		}
+		prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_file), Toast.LENGTH_LONG);
 		prepareFileToast.show();
-		xmppConnectionService.attachFileToConversation(conversation,uri, new UiCallback<Message>() {
+		xmppConnectionService.attachFileToConversation(conversation, uri, new UiCallback<Message>() {
 			@Override
 			public void success(Message message) {
 				hidePrepareFileToast();
@@ -974,8 +1122,10 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	private void attachImageToConversation(Conversation conversation, Uri uri) {
-		prepareFileToast = Toast.makeText(getApplicationContext(),
-				getText(R.string.preparing_image), Toast.LENGTH_LONG);
+		if (conversation == null) {
+			return;
+		}
+		prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_image), Toast.LENGTH_LONG);
 		prepareFileToast.show();
 		xmppConnectionService.attachImageToConversation(conversation, uri,
 				new UiCallback<Message>() {
@@ -1014,6 +1164,13 @@ public class ConversationActivity extends XmppActivity
 	public void updateConversationList() {
 		xmppConnectionService
 			.populateWithOrderedConversations(conversationList);
+		if (swipedConversation != null) {
+			if (swipedConversation.isRead()) {
+				conversationList.remove(swipedConversation);
+			} else {
+				listView.discardUndo();
+			}
+		}
 		listAdapter.notifyDataSetChanged();
 	}
 
@@ -1053,6 +1210,10 @@ public class ConversationActivity extends XmppActivity
 		return getPreferences().getBoolean("force_encryption", false);
 	}
 
+	public boolean useSendButtonToIndicateStatus() {
+		return getPreferences().getBoolean("send_button_status", false);
+	}
+
 	public boolean indicateReceived() {
 		return getPreferences().getBoolean("indicate_received", false);
 	}
@@ -1113,4 +1274,14 @@ public class ConversationActivity extends XmppActivity
 	public boolean enterIsSend() {
 		return getPreferences().getBoolean("enter_is_send",false);
 	}
+
+	@Override
+	public void onShowErrorToast(final int resId) {
+		runOnUiThread(new Runnable() {
+			@Override
+			public void run() {
+				Toast.makeText(ConversationActivity.this,resId,Toast.LENGTH_SHORT).show();
+			}
+		});
+	}
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
index 4f359d9c..5a672520 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
@@ -3,12 +3,12 @@ package eu.siacs.conversations.ui;
 import android.app.AlertDialog;
 import android.app.Fragment;
 import android.app.PendingIntent;
+import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.IntentSender;
 import android.content.IntentSender.SendIntentException;
-import android.net.Uri;
 import android.os.Bundle;
 import android.text.InputType;
 import android.view.ContextMenu;
@@ -37,7 +37,6 @@ import android.widget.Toast;
 
 import net.java.otr4j.session.SessionStatus;
 
-import java.net.URLConnection;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.NoSuchElementException;
@@ -50,9 +49,9 @@ import eu.siacs.conversations.crypto.PgpEngine;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Downloadable;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
-import eu.siacs.conversations.entities.DownloadablePlaceholder;
+import eu.siacs.conversations.entities.TransferablePlaceholder;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.MucOptions;
 import eu.siacs.conversations.entities.Presences;
@@ -63,6 +62,7 @@ import eu.siacs.conversations.ui.adapter.MessageAdapter;
 import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
 import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
 import eu.siacs.conversations.utils.GeoHelper;
+import eu.siacs.conversations.utils.UIHelper;
 import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.Jid;
 import github.ankushsachdeva.emojicon.EmojiconEditText;
@@ -128,16 +128,37 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 		}
 
+		private int getIndexOf(String uuid, List<Message> messages) {
+			if (uuid == null) {
+				return 0;
+			}
+			for(int i = 0; i < messages.size(); ++i) {
+				if (uuid.equals(messages.get(i).getUuid())) {
+					return i;
+				} else {
+					Message next = messages.get(i);
+					while(next != null && next.wasMergedIntoPrevious()) {
+						if (uuid.equals(next.getUuid())) {
+							return i;
+						}
+						next = next.next();
+					}
+
+				}
+			}
+			return 0;
+		}
+
 		@Override
 		public void onScroll(AbsListView view, int firstVisibleItem,
-				int visibleItemCount, int totalItemCount) {
+							 int visibleItemCount, int totalItemCount) {
 			synchronized (ConversationFragment.this.messageList) {
 				if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
 					long timestamp = ConversationFragment.this.messageList.get(0).getTimeSent();
 					messagesLoaded = false;
 					activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
 						@Override
-						public void onMoreMessagesLoaded(final int count, Conversation conversation) {
+						public void onMoreMessagesLoaded(final int c, Conversation conversation) {
 							if (ConversationFragment.this.conversation != conversation) {
 								return;
 							}
@@ -145,29 +166,18 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 								@Override
 								public void run() {
 									final int oldPosition = messagesView.getFirstVisiblePosition();
+									Message message = messageList.get(oldPosition);
+									String uuid = message != null ? message.getUuid() : null;
 									View v = messagesView.getChildAt(0);
 									final int pxOffset = (v == null) ? 0 : v.getTop();
 									ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
 									updateStatusMessages();
 									messageListAdapter.notifyDataSetChanged();
-									if (count != 0) {
-										final int newPosition = oldPosition + count;
-										int offset = 0;
-										try {
-											Message tmpMessage = messageList.get(newPosition);
-
-											while(tmpMessage.wasMergedIntoPrevious()) {
-												offset++;
-												tmpMessage = tmpMessage.prev();
-											}
-										} catch (final IndexOutOfBoundsException ignored) {
-
-										}
-										messagesView.setSelectionFromTop(newPosition - offset, pxOffset);
-										messagesLoaded = true;
-										if (messageLoaderToast != null) {
-											messageLoaderToast.cancel();
-										}
+									int pos = getIndexOf(uuid,messageList);
+									messagesView.setSelectionFromTop(pos, pxOffset);
+									messagesLoaded = true;
+									if (messageLoaderToast != null) {
+										messageLoaderToast.cancel();
 									}
 								}
 							});
@@ -185,7 +195,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 									if (ConversationFragment.this.conversation != conversation) {
 										return;
 									}
-									messageLoaderToast = Toast.makeText(activity,resId,Toast.LENGTH_LONG);
+									messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
 									messageLoaderToast.show();
 								}
 							});
@@ -219,7 +229,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 		@Override
 		public void onClick(View v) {
-			activity.verifyOtrSessionDialog(conversation,v);
+			activity.verifyOtrSessionDialog(conversation, v);
 		}
 	};
 	private ConcurrentLinkedQueue<Message> mEncryptedMessages = new ConcurrentLinkedQueue<>();
@@ -230,7 +240,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
 			if (actionId == EditorInfo.IME_ACTION_SEND) {
 				InputMethodManager imm = (InputMethodManager) v.getContext()
-					.getSystemService(Context.INPUT_METHOD_SERVICE);
+						.getSystemService(Context.INPUT_METHOD_SERVICE);
 				imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
 				sendMessage();
 				return true;
@@ -243,15 +253,42 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 		@Override
 		public void onClick(View v) {
-			sendMessage();
+			Object tag = v.getTag();
+			if (tag instanceof SendButtonAction) {
+				SendButtonAction action = (SendButtonAction) tag;
+				switch (action) {
+					case TAKE_PHOTO:
+						activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
+						break;
+					case SEND_LOCATION:
+						activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
+						break;
+					case RECORD_VOICE:
+						activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
+						break;
+					case CHOOSE_PICTURE:
+						activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
+						break;
+					case CANCEL:
+						if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
+							conversation.setNextCounterpart(null);
+							updateChatMsgHint();
+							updateSendButton();
+						}
+						break;
+					default:
+						sendMessage();
+				}
+			} else {
+				sendMessage();
+			}
 		}
 	};
 	private OnClickListener clickToMuc = new OnClickListener() {
 
 		@Override
 		public void onClick(View v) {
-			Intent intent = new Intent(getActivity(),
-					ConferenceDetailsActivity.class);
+			Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
 			intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 			intent.putExtra("uuid", conversation.getUuid());
 			startActivity(intent);
@@ -261,24 +298,15 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 	private Message selectedMessage;
 
 	private void sendMessage() {
-		if (this.conversation == null) {
+		final String body = mEditMessage.getText().toString();
+		if (body.length() == 0 || this.conversation == null) {
 			return;
 		}
-		if (mEditMessage.getText().length() < 1) {
-			if (this.conversation.getMode() == Conversation.MODE_MULTI) {
-				conversation.setNextCounterpart(null);
-				updateChatMsgHint();
-			}
-			return;
-		}
-		Message message = new Message(conversation, mEditMessage.getText()
-				.toString(), conversation.getNextEncryption(activity
-					.forceEncryption()));
+		Message message = new Message(conversation, body, conversation.getNextEncryption(activity.forceEncryption()));
 		if (conversation.getMode() == Conversation.MODE_MULTI) {
 			if (conversation.getNextCounterpart() != null) {
 				message.setCounterpart(conversation.getNextCounterpart());
 				message.setType(Message.TYPE_PRIVATE);
-				conversation.setNextCounterpart(null);
 			}
 		}
 		if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_OTR) {
@@ -294,13 +322,13 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (conversation.getMode() == Conversation.MODE_MULTI
 				&& conversation.getNextCounterpart() != null) {
 			this.mEditMessage.setHint(getString(
-						R.string.send_private_message_to,
-						conversation.getNextCounterpart().getResourcepart()));
+					R.string.send_private_message_to,
+					conversation.getNextCounterpart().getResourcepart()));
 		} else {
 			switch (conversation.getNextEncryption(activity.forceEncryption())) {
 				case Message.ENCRYPTION_NONE:
 					mEditMessage
-						.setHint(getString(R.string.send_plain_text_message));
+							.setHint(getString(R.string.send_plain_text_message));
 					break;
 				case Message.ENCRYPTION_OTR:
 					mEditMessage.setHint(getString(R.string.send_otr_message));
@@ -316,7 +344,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 	}
 
 	private void setupIme() {
-		if (((ConversationActivity)getActivity()).usingEnterKey()) {
+		if (((ConversationActivity) getActivity()).usingEnterKey()) {
 			mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
 		} else {
 			mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
@@ -325,9 +353,9 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 	@Override
 	public View onCreateView(final LayoutInflater inflater,
-			ViewGroup container, Bundle savedInstanceState) {
-		final View view = inflater.inflate(R.layout.fragment_conversation,
-				container, false);
+							 ViewGroup container, Bundle savedInstanceState) {
+		final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
+		view.setOnClickListener(null);
 		mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
 		setupIme();
 		mEditMessage.setOnClickListener(new OnClickListener() {
@@ -486,21 +514,21 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			}
 		});
 		messageListAdapter
-			.setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
-
-				@Override
-				public void onContactPictureLongClicked(Message message) {
-					if (message.getStatus() <= Message.STATUS_RECEIVED) {
-						if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
-							if (message.getCounterpart() != null) {
-								privateMessageWith(message.getCounterpart());
+				.setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
+
+					@Override
+					public void onContactPictureLongClicked(Message message) {
+						if (message.getStatus() <= Message.STATUS_RECEIVED) {
+							if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
+								if (message.getCounterpart() != null) {
+									privateMessageWith(message.getCounterpart());
+								}
 							}
+						} else {
+							activity.showQrCode();
 						}
-					} else {
-						activity.showQrCode();
 					}
-				}
-			});
+				});
 		messagesView.setAdapter(messageListAdapter);
 
 		registerForContextMenu(messagesView);
@@ -510,7 +538,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 	@Override
 	public void onCreateContextMenu(ContextMenu menu, View v,
-			ContextMenuInfo menuInfo) {
+									ContextMenuInfo menuInfo) {
 		synchronized (this.messageList) {
 			super.onCreateContextMenu(menu, v, menuInfo);
 			AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
@@ -528,35 +556,37 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			MenuItem shareWith = menu.findItem(R.id.share_with);
 			MenuItem sendAgain = menu.findItem(R.id.send_again);
 			MenuItem copyUrl = menu.findItem(R.id.copy_url);
-			MenuItem downloadImage = menu.findItem(R.id.download_image);
+			MenuItem downloadFile = menu.findItem(R.id.download_file);
 			MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
-			if ((m.getType() != Message.TYPE_TEXT && m.getType() != Message.TYPE_PRIVATE)
-					|| m.getDownloadable() != null || GeoHelper.isGeoUri(m.getBody())) {
-				copyText.setVisible(false);
+			if ((m.getType() == Message.TYPE_TEXT || m.getType() == Message.TYPE_PRIVATE)
+					&& m.getTransferable() == null
+					&& !GeoHelper.isGeoUri(m.getBody())
+					&& m.treatAsDownloadable() != Message.Decision.MUST) {
+				copyText.setVisible(true);
 			}
-			if ((m.getType() == Message.TYPE_TEXT
-					|| m.getType() == Message.TYPE_PRIVATE
-					|| m.getDownloadable() != null)
-				&& (!GeoHelper.isGeoUri(m.getBody()))) {
-				shareWith.setVisible(false);
+			if ((m.getType() != Message.TYPE_TEXT
+					&& m.getType() != Message.TYPE_PRIVATE
+					&& m.getTransferable() == null)
+					|| (GeoHelper.isGeoUri(m.getBody()))) {
+				shareWith.setVisible(true);
 			}
-			if (m.getStatus() != Message.STATUS_SEND_FAILED) {
-				sendAgain.setVisible(false);
+			if (m.getStatus() == Message.STATUS_SEND_FAILED) {
+				sendAgain.setVisible(true);
+			}
+			if (m.hasFileOnRemoteHost()
+					|| GeoHelper.isGeoUri(m.getBody())
+					|| m.treatAsDownloadable() == Message.Decision.MUST) {
+				copyUrl.setVisible(true);
+			}
+			if (m.getType() == Message.TYPE_TEXT && m.getTransferable() == null && m.treatAsDownloadable() != Message.Decision.NEVER) {
+				downloadFile.setVisible(true);
+				downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
+			}
+			if ((m.getTransferable() != null && !(m.getTransferable() instanceof TransferablePlaceholder))
+					|| (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
+					|| m.getStatus() == Message.STATUS_OFFERED))) {
+				cancelTransmission.setVisible(true);
 			}
-			if (((m.getType() != Message.TYPE_IMAGE && m.getDownloadable() == null)
-					|| m.getImageParams().url == null) && !GeoHelper.isGeoUri(m.getBody())) {
-				copyUrl.setVisible(false);
-					}
-			if (m.getType() != Message.TYPE_TEXT
-					|| m.getDownloadable() != null
-					|| !m.bodyContainsDownloadable()) {
-				downloadImage.setVisible(false);
-					}
-			if (!((m.getDownloadable() != null && !(m.getDownloadable() instanceof DownloadablePlaceholder))
-						|| (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
-								|| m.getStatus() == Message.STATUS_OFFERED)))) {
-				cancelTransmission.setVisible(false);
-								}
 		}
 	}
 
@@ -575,8 +605,8 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			case R.id.copy_url:
 				copyUrl(selectedMessage);
 				return true;
-			case R.id.download_image:
-				downloadImage(selectedMessage);
+			case R.id.download_file:
+				downloadFile(selectedMessage);
 				return true;
 			case R.id.cancel_transmission:
 				cancelTransmission(selectedMessage);
@@ -597,19 +627,23 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 					activity.xmppConnectionService.getFileBackend()
 							.getJingleFileUri(message));
 			shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-			String path = message.getRelativeFilePath();
-			String mime = path == null ? null : URLConnection.guessContentTypeFromName(path);
+			String mime = message.getMimeType();
 			if (mime == null) {
 				mime = "image/webp";
 			}
 			shareIntent.setType(mime);
 		}
-		activity.startActivity(Intent.createChooser(shareIntent,getText(R.string.share_with)));
+		try {
+			activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
+		} catch (ActivityNotFoundException e) {
+			//This should happen only on faulty androids because normally chooser is always available
+			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
+		}
 	}
 
 	private void copyText(Message message) {
 		if (activity.copyTextToClipboard(message.getMergedBody(),
-					R.string.message_text)) {
+				R.string.message_text)) {
 			Toast.makeText(activity, R.string.message_copied_to_clipboard,
 					Toast.LENGTH_SHORT).show();
 		}
@@ -619,8 +653,8 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
 			DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
 			if (!file.exists()) {
-				Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
-				message.setDownloadable(new DownloadablePlaceholder(Downloadable.STATUS_DELETED));
+				Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
+				message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
 				return;
 			}
 		}
@@ -633,27 +667,30 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (GeoHelper.isGeoUri(message.getBody())) {
 			resId = R.string.location;
 			url = message.getBody();
+		} else if (message.hasFileOnRemoteHost()) {
+			resId = R.string.file_url;
+			url = message.getFileParams().url.toString();
 		} else {
-			resId = R.string.image_url;
-			url = message.getImageParams().url.toString();
+			url = message.getBody().trim();
+			resId = R.string.file_url;
 		}
 		if (activity.copyTextToClipboard(url, resId)) {
 			Toast.makeText(activity, R.string.url_copied_to_clipboard,
 					Toast.LENGTH_SHORT).show();
-					}
+		}
 	}
 
-	private void downloadImage(Message message) {
+	private void downloadFile(Message message) {
 		activity.xmppConnectionService.getHttpConnectionManager()
-			.createNewConnection(message);
+				.createNewDownloadConnection(message);
 	}
 
 	private void cancelTransmission(Message message) {
-		Downloadable downloadable = message.getDownloadable();
-		if (downloadable!=null) {
-			downloadable.cancel();
+		Transferable transferable = message.getTransferable();
+		if (transferable != null) {
+			transferable.cancel();
 		} else {
-			activity.xmppConnectionService.markMessage(message,Message.STATUS_SEND_FAILED);
+			activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
 		}
 	}
 
@@ -661,6 +698,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		this.mEditMessage.setText("");
 		this.conversation.setNextCounterpart(counterpart);
 		updateChatMsgHint();
+		updateSendButton();
 	}
 
 	protected void highlightInConference(String nick) {
@@ -669,9 +707,9 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			mEditMessage.getText().insert(0, nick + ": ");
 		} else {
 			if (mEditMessage.getText().charAt(
-						mEditMessage.getSelectionStart() - 1) != ' ') {
+					mEditMessage.getSelectionStart() - 1) != ' ') {
 				nick = " " + nick;
-						}
+			}
 			mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
 					nick + " ");
 		}
@@ -684,7 +722,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (this.conversation != null) {
 			final String msg = mEditMessage.getText().toString();
 			this.conversation.setNextMessage(msg);
-			updateChatState(this.conversation,msg);
+			updateChatState(this.conversation, msg);
 		}
 	}
 
@@ -707,7 +745,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			final String msg = mEditMessage.getText().toString();
 			this.conversation.setNextMessage(msg);
 			if (this.conversation != conversation) {
-				updateChatState(this.conversation,msg);
+				updateChatState(this.conversation, msg);
 			}
 			this.conversation.trim();
 		}
@@ -753,7 +791,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 		@Override
 		public void onClick(View v) {
-			final Contact contact = conversation == null ? null :conversation.getContact();
+			final Contact contact = conversation == null ? null : conversation.getContact();
 			if (contact != null) {
 				activity.xmppConnectionService.createContact(contact);
 				activity.switchToContactDetails(contact);
@@ -776,7 +814,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
 			intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
 			intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
-			intent.putExtra("mode",VerifyOTRActivity.MODE_ANSWER_QUESTION);
+			intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
 			startActivity(intent);
 		}
 	};
@@ -786,11 +824,11 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		final Contact contact = conversation.getContact();
 		final int mode = conversation.getMode();
 		if (conversation.isBlocked()) {
-			showSnackbar(R.string.contact_blocked, R.string.unblock,this.mUnblockClickListener);
+			showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
 		} else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
-			showSnackbar(R.string.contact_added_you, R.string.add_back,this.mAddBackClickListener);
+			showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
 		} else if (mode == Conversation.MODE_MULTI
-				&&!conversation.getMucOptions().online()
+				&& !conversation.getMucOptions().online()
 				&& account.getStatus() == Account.State.ONLINE) {
 			switch (conversation.getMucOptions().getError()) {
 				case MucOptions.ERROR_NICK_IN_USE:
@@ -814,18 +852,18 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 				default:
 					break;
 			}
-		} else if (askForPassphraseIntent != null ) {
-			showSnackbar(R.string.openpgp_messages_found,R.string.decrypt, clickToDecryptListener);
+		} else if (askForPassphraseIntent != null) {
+			showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
 		} else if (mode == Conversation.MODE_SINGLE
 				&& conversation.smpRequested()) {
-			showSnackbar(R.string.smp_requested, R.string.verify,this.mAnswerSmpClickListener);
+			showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
 		} else if (mode == Conversation.MODE_SINGLE
-				&&conversation.hasValidOtrSession()
+				&& conversation.hasValidOtrSession()
 				&& (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
 				&& (!conversation.isOtrFingerprintVerified())) {
 			showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
 		} else if (conversation.isMuted()) {
-			showSnackbar(R.string.notifications_disabled, R.string.enable,this.mUnmuteClickListener);
+			showSnackbar(R.string.notifications_disabled, R.string.enable, this.mUnmuteClickListener);
 		} else {
 			hideSnackbar();
 		}
@@ -839,31 +877,16 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			final ConversationActivity activity = (ConversationActivity) getActivity();
 			if (this.conversation != null) {
 				updateSnackBar(this.conversation);
-				final Contact contact = this.conversation.getContact();
-				if (this.conversation.isBlocked()) {
-
-				} else if (!contact.showInRoster()
-						&& contact
-						.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
-
-				} else if (conversation.getMode() == Conversation.MODE_SINGLE) {
-					makeFingerprintWarning();
-				} else if (!conversation.getMucOptions().online()
-						&& conversation.getAccount().getStatus() == Account.State.ONLINE) {
-
-				} else if (this.conversation.isMuted()) {
-
-				}
 				conversation.populateWithMessages(ConversationFragment.this.messageList);
 				for (final Message message : this.messageList) {
 					if (message.getEncryption() == Message.ENCRYPTION_PGP
 							&& (message.getStatus() == Message.STATUS_RECEIVED || message
-								.getStatus() >= Message.STATUS_SEND)
-							&& message.getDownloadable() == null) {
+							.getStatus() >= Message.STATUS_SEND)
+							&& message.getTransferable() == null) {
 						if (!mEncryptedMessages.contains(message)) {
 							mEncryptedMessages.add(message);
 						}
-							}
+					}
 				}
 				decryptNext();
 				updateStatusMessages();
@@ -900,6 +923,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 					} catch (final NoSuchElementException ignored) {
 
 					}
+					askForPassphraseIntent = null;
 					activity.xmppConnectionService.updateMessage(message);
 				}
 
@@ -925,53 +949,149 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		updateChatMsgHint();
 	}
 
-	public void updateSendButton() {
-		Conversation c = this.conversation;
-		if (Settings.SHOW_ONLINE_STATUS && c != null
-				&& c.getAccount().getStatus() == Account.State.ONLINE) {
-			if (c.getMode() == Conversation.MODE_SINGLE) {
-				switch (c.getContact().getMostAvailableStatus()) {
+	enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
+
+	private int getSendButtonImageResource(SendButtonAction action, int status) {
+		switch (action) {
+			case TEXT:
+				switch (status) {
 					case Presences.CHAT:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_online);
-						break;
 					case Presences.ONLINE:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_online);
-						break;
+						return R.drawable.ic_send_text_online;
 					case Presences.AWAY:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_away);
-						break;
+						return R.drawable.ic_send_text_away;
 					case Presences.XA:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_away);
-						break;
 					case Presences.DND:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_dnd);
-						break;
+						return R.drawable.ic_send_text_dnd;
 					default:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_offline);
-						break;
+						return R.drawable.ic_send_text_offline;
+				}
+			case TAKE_PHOTO:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_photo_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_photo_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_photo_dnd;
+					default:
+						return R.drawable.ic_send_photo_offline;
+				}
+			case RECORD_VOICE:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_voice_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_voice_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_voice_dnd;
+					default:
+						return R.drawable.ic_send_voice_offline;
+				}
+			case SEND_LOCATION:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_location_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_location_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_location_dnd;
+					default:
+						return R.drawable.ic_send_location_offline;
+				}
+			case CANCEL:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_cancel_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_cancel_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_cancel_dnd;
+					default:
+						return R.drawable.ic_send_cancel_offline;
 				}
-			} else if (c.getMode() == Conversation.MODE_MULTI) {
-				if (c.getMucOptions().online()) {
-					this.mSendButton
-						.setImageResource(R.drawable.ic_action_send_now_online);
+			case CHOOSE_PICTURE:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_picture_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_picture_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_picture_dnd;
+					default:
+						return R.drawable.ic_send_picture_offline;
+				}
+		}
+		return R.drawable.ic_send_text_offline;
+	}
+
+	public void updateSendButton() {
+		final Conversation c = this.conversation;
+		final SendButtonAction action;
+		final int status;
+		final boolean empty = this.mEditMessage == null || this.mEditMessage.getText().length() == 0;
+		final boolean conference = c.getMode() == Conversation.MODE_MULTI;
+		if (conference && !c.getAccount().httpUploadAvailable()) {
+			if (empty && c.getNextCounterpart() != null) {
+				action = SendButtonAction.CANCEL;
+			} else {
+				action = SendButtonAction.TEXT;
+			}
+		} else {
+			if (empty) {
+				if (conference && c.getNextCounterpart() != null) {
+					action = SendButtonAction.CANCEL;
 				} else {
-					this.mSendButton
-						.setImageResource(R.drawable.ic_action_send_now_offline);
+					String setting = activity.getPreferences().getString("quick_action", "recent");
+					if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
+						setting = "location";
+					} else if (setting.equals("recent")) {
+						setting = activity.getPreferences().getString("recently_used_quick_action", "text");
+					}
+					switch (setting) {
+						case "photo":
+							action = SendButtonAction.TAKE_PHOTO;
+							break;
+						case "location":
+							action = SendButtonAction.SEND_LOCATION;
+							break;
+						case "voice":
+							action = SendButtonAction.RECORD_VOICE;
+							break;
+						case "picture":
+							action = SendButtonAction.CHOOSE_PICTURE;
+							break;
+						default:
+							action = SendButtonAction.TEXT;
+							break;
+					}
 				}
 			} else {
-				this.mSendButton
-					.setImageResource(R.drawable.ic_action_send_now_offline);
+				action = SendButtonAction.TEXT;
+			}
+		}
+		if (activity.useSendButtonToIndicateStatus() && c != null
+				&& c.getAccount().getStatus() == Account.State.ONLINE) {
+			if (c.getMode() == Conversation.MODE_SINGLE) {
+				status = c.getContact().getMostAvailableStatus();
+			} else {
+				status = c.getMucOptions().online() ? Presences.ONLINE : Presences.OFFLINE;
 			}
 		} else {
-			this.mSendButton
-				.setImageResource(R.drawable.ic_action_send_now_offline);
+			status = Presences.OFFLINE;
 		}
+		this.mSendButton.setTag(action);
+		this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
 	}
 
 	protected void updateStatusMessages() {
@@ -999,12 +1119,8 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		}
 	}
 
-	protected void makeFingerprintWarning() {
-
-	}
-
 	protected void showSnackbar(final int message, final int action,
-			final OnClickListener clickListener) {
+								final OnClickListener clickListener) {
 		snackbar.setVisibility(View.VISIBLE);
 		snackbar.setOnClickListener(null);
 		snackbarMessage.setText(message);
@@ -1036,7 +1152,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 								@Override
 								public void userInputRequried(PendingIntent pi,
-										Contact contact) {
+															  Contact contact) {
 									activity.runIntent(
 											pi,
 											ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
@@ -1060,11 +1176,11 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 								@Override
 								public void onClick(DialogInterface dialog,
-										int which) {
+													int which) {
 									conversation
-										.setNextEncryption(Message.ENCRYPTION_NONE);
+											.setNextEncryption(Message.ENCRYPTION_NONE);
 									xmppService.databaseBackend
-										.updateConversation(conversation);
+											.updateConversation(conversation);
 									message.setEncryption(Message.ENCRYPTION_NONE);
 									xmppService.sendMessage(message);
 									messageSent();
@@ -1075,9 +1191,9 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 				if (conversation.getMucOptions().pgpKeysInUse()) {
 					if (!conversation.getMucOptions().everybodyHasKeys()) {
 						Toast warning = Toast
-							.makeText(getActivity(),
-									R.string.missing_public_keys,
-									Toast.LENGTH_LONG);
+								.makeText(getActivity(),
+										R.string.missing_public_keys,
+										Toast.LENGTH_LONG);
 						warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
 						warning.show();
 					}
@@ -1089,12 +1205,12 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 								@Override
 								public void onClick(DialogInterface dialog,
-										int which) {
+													int which) {
 									conversation
-										.setNextEncryption(Message.ENCRYPTION_NONE);
+											.setNextEncryption(Message.ENCRYPTION_NONE);
 									message.setEncryption(Message.ENCRYPTION_NONE);
 									xmppService.databaseBackend
-										.updateConversation(conversation);
+											.updateConversation(conversation);
 									xmppService.sendMessage(message);
 									messageSent();
 								}
@@ -1107,7 +1223,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 	}
 
 	public void showNoPGPKeyDialog(boolean plural,
-			DialogInterface.OnClickListener listener) {
+								   DialogInterface.OnClickListener listener) {
 		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
 		builder.setIconAttribute(android.R.attr.alertDialogIcon);
 		if (plural) {
@@ -1139,6 +1255,9 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 	}
 
 	public void appendText(String text) {
+		if (text == null) {
+			return;
+		}
 		String previous = this.mEditMessage.getText().toString();
 		if (previous.length() != 0 && !previous.endsWith(" ")) {
 			text = " " + text;
@@ -1162,6 +1281,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
 			activity.xmppConnectionService.sendChatState(conversation);
 		}
+		updateSendButton();
 	}
 
 	@Override
@@ -1178,6 +1298,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
 			activity.xmppConnectionService.sendChatState(conversation);
 		}
+		updateSendButton();
 	}
 
     private void changeEmojiKeyboardIcon(ImageView iconToBeChanged, int drawableResourceId){
diff --git a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
index 27dfc492..908c29d2 100644
--- a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
@@ -67,7 +67,7 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 
 		@Override
 		public void onClick(final View v) {
-			if (mAccount != null && mAccount.getStatus() == Account.State.DISABLED) {
+			if (mAccount != null && mAccount.getStatus() == Account.State.DISABLED && !accountInfoEdited()) {
 				mAccount.setOption(Account.OPTION_DISABLED, false);
 				xmppConnectionService.updateAccount(mAccount);
 				return;
@@ -123,11 +123,11 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 				mAccount.setOption(Account.OPTION_REGISTER, registerNewAccount);
 				xmppConnectionService.createAccount(mAccount);
 			}
-			if (jidToEdit != null) {
+			if (jidToEdit != null && !mAccount.isOptionSet(Account.OPTION_DISABLED)) {
 				finish();
 			} else {
 				updateSaveButton();
-				updateAccountInformation();
+				updateAccountInformation(true);
 			}
 
 		}
@@ -163,7 +163,7 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 					updateSaveButton();
 				}
 				if (mAccount != null) {
-					updateAccountInformation();
+					updateAccountInformation(false);
 				}
 			}
 		});
@@ -223,7 +223,9 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 				if (avatar != null) {
 					intent = new Intent(getApplicationContext(),
 							StartConversationActivity.class);
-					intent.putExtra("init",true);
+					if (xmppConnectionService != null && xmppConnectionService.getAccounts().size() == 1) {
+						intent.putExtra("init", true);
+					}
 				} else {
 					intent = new Intent(getApplicationContext(),
 							PublishProfilePictureActivity.class);
@@ -237,7 +239,11 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 	}
 
 	protected void updateSaveButton() {
-		if (mAccount != null && (mAccount.getStatus() == Account.State.CONNECTING || mFetchingAvatar)) {
+		if (accountInfoEdited() && jidToEdit != null) {
+			this.mSaveButton.setText(R.string.save);
+			this.mSaveButton.setEnabled(true);
+			this.mSaveButton.setTextColor(getPrimaryTextColor());
+		} else if (mAccount != null && (mAccount.getStatus() == Account.State.CONNECTING || mFetchingAvatar)) {
 			this.mSaveButton.setEnabled(false);
 			this.mSaveButton.setTextColor(getSecondaryTextColor());
 			this.mSaveButton.setText(R.string.account_status_connecting);
@@ -265,9 +271,9 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 	}
 
 	protected boolean accountInfoEdited() {
-		return (!this.mAccount.getJid().toBareJid().toString().equals(
-					this.mAccountJid.getText().toString()))
-			|| (!this.mAccount.getPassword().equals(
+		return this.mAccount != null && (!this.mAccount.getJid().toBareJid().toString().equals(
+					this.mAccountJid.getText().toString())
+			|| !this.mAccount.getPassword().equals(
 						this.mPassword.getText().toString()));
 	}
 
@@ -378,7 +384,7 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 				xmppConnectionService.getKnownHosts());
 		if (this.jidToEdit != null) {
 			this.mAccount = xmppConnectionService.findAccountByJid(jidToEdit);
-			updateAccountInformation();
+			updateAccountInformation(true);
 		} else if (this.xmppConnectionService.getAccounts().size() == 0) {
 			if (getActionBar() != null) {
 				getActionBar().setDisplayHomeAsUpEnabled(false);
@@ -413,9 +419,11 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 		return super.onOptionsItemSelected(item);
 	}
 
-	private void updateAccountInformation() {
-		this.mAccountJid.setText(this.mAccount.getJid().toBareJid().toString());
-		this.mPassword.setText(this.mAccount.getPassword());
+	private void updateAccountInformation(boolean init) {
+		if (init) {
+			this.mAccountJid.setText(this.mAccount.getJid().toBareJid().toString());
+			this.mPassword.setText(this.mAccount.getPassword());
+		}
 		if (this.jidToEdit != null) {
 			this.mAvatar.setVisibility(View.VISIBLE);
 			this.mAvatar.setImageBitmap(avatarService().get(this.mAccount, getPixel(72)));
@@ -464,7 +472,7 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 			} else {
 				this.mServerInfoSm.setText(R.string.server_info_unavailable);
 			}
-			if (features.pubsub()) {
+			if (features.pep()) {
 				this.mServerInfoPep.setText(R.string.server_info_available);
 			} else {
 				this.mServerInfoPep.setText(R.string.server_info_unavailable);
@@ -495,7 +503,9 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 		} else {
 			if (this.mAccount.errorStatus()) {
 				this.mAccountJid.setError(getString(this.mAccount.getStatus().getReadableId()));
-				this.mAccountJid.requestFocus();
+				if (init || !accountInfoEdited()) {
+					this.mAccountJid.requestFocus();
+				}
 			} else {
 				this.mAccountJid.setError(null);
 			}
diff --git a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
index b2d5ddfd..56dbc55e 100644
--- a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
@@ -168,6 +168,14 @@ public class ManageAccountActivity extends XmppActivity implements OnAccountUpda
 		}
 	}
 
+	public void onClickTglAccountState(Account account, boolean enable) {
+		if (enable) {
+			enableAccount(account);
+		} else {
+			disableAccount(account);
+		}
+	}
+
 	private void publishAvatar(Account account) {
 		Intent intent = new Intent(getApplicationContext(),
 				PublishProfilePictureActivity.class);
diff --git a/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java b/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
index 3f72b723..4333dbdb 100644
--- a/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
@@ -116,7 +116,9 @@ public class PublishProfilePictureActivity extends XmppActivity {
 				if (mInitialAccountSetup) {
 					Intent intent = new Intent(getApplicationContext(),
 							StartConversationActivity.class);
-					intent.putExtra("init",true);
+					if (xmppConnectionService != null && xmppConnectionService.getAccounts().size() == 1) {
+						intent.putExtra("init", true);
+					}
 					startActivity(intent);
 				}
 				finish();
@@ -163,8 +165,7 @@ public class PublishProfilePictureActivity extends XmppActivity {
             if (jid != null) {
 				this.account = xmppConnectionService.findAccountByJid(jid);
 				if (this.account.getXmppConnection() != null) {
-					this.support = this.account.getXmppConnection()
-							.getFeatures().pubsub();
+					this.support = this.account.getXmppConnection().getFeatures().pep();
 				}
 				if (this.avatarUri == null) {
 					if (this.account.getAvatar() != null
diff --git a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
index 2115b23b..f3d5d8bd 100644
--- a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
@@ -1,18 +1,30 @@
 package eu.siacs.conversations.ui;
 
+import java.security.KeyStoreException;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.Locale;
 
 import de.tzur.conversations.Settings;
+import de.duenndns.ssl.MemorizingTrustManager;
+
+import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.xmpp.XmppConnection;
 
+import android.app.AlertDialog;
+import android.app.Fragment;
+import android.app.FragmentManager;
+import android.content.DialogInterface;
 import android.content.SharedPreferences;
 import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
 import android.os.Build;
 import android.os.Bundle;
 import android.preference.ListPreference;
+import android.preference.Preference;
 import android.preference.PreferenceManager;
+import android.widget.Toast;
 
 public class SettingsActivity extends XmppActivity implements
 		OnSharedPreferenceChangeListener {
@@ -21,9 +33,12 @@ public class SettingsActivity extends XmppActivity implements
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
-		mSettingsFragment = new SettingsFragment();
-		getFragmentManager().beginTransaction()
-				.replace(android.R.id.content, mSettingsFragment).commit();
+		FragmentManager fm = getFragmentManager();
+		mSettingsFragment = (SettingsFragment) fm.findFragmentById(android.R.id.content);
+		if (mSettingsFragment == null || !mSettingsFragment.getClass().equals(SettingsFragment.class)) {
+			mSettingsFragment = new SettingsFragment();
+			fm.beginTransaction().replace(android.R.id.content, mSettingsFragment).commit();
+		}
 	}
 
 	@Override
@@ -34,19 +49,78 @@ public class SettingsActivity extends XmppActivity implements
 	@Override
 	public void onStart() {
 		super.onStart();
-		PreferenceManager.getDefaultSharedPreferences(this)
-				.registerOnSharedPreferenceChangeListener(this);
-		ListPreference resources = (ListPreference) mSettingsFragment
-				.findPreference("resource");
+		PreferenceManager.getDefaultSharedPreferences(this).registerOnSharedPreferenceChangeListener(this);
+		ListPreference resources = (ListPreference) mSettingsFragment.findPreference("resource");
 		if (resources != null) {
-			ArrayList<CharSequence> entries = new ArrayList<CharSequence>(
-					Arrays.asList(resources.getEntries()));
-			entries.add(0, Build.MODEL);
-			resources.setEntries(entries.toArray(new CharSequence[entries
-					.size()]));
-			resources.setEntryValues(entries.toArray(new CharSequence[entries
-					.size()]));
+			ArrayList<CharSequence> entries = new ArrayList<>(Arrays.asList(resources.getEntries()));
+			if (!entries.contains(Build.MODEL)) {
+				entries.add(0, Build.MODEL);
+				resources.setEntries(entries.toArray(new CharSequence[entries.size()]));
+				resources.setEntryValues(entries.toArray(new CharSequence[entries.size()]));
+			}
 		}
+
+		final Preference removeCertsPreference = mSettingsFragment.findPreference("remove_trusted_certificates");
+		removeCertsPreference.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+			@Override
+			public boolean onPreferenceClick(Preference preference) {
+				final MemorizingTrustManager mtm = xmppConnectionService.getMemorizingTrustManager();
+				final ArrayList<String> aliases = Collections.list(mtm.getCertificates());
+				if (aliases.size() == 0) {
+					displayToast(getString(R.string.toast_no_trusted_certs));
+					return true;
+				}
+				final ArrayList selectedItems = new ArrayList<Integer>();
+				final AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(SettingsActivity.this);
+				dialogBuilder.setTitle(getResources().getString(R.string.dialog_manage_certs_title));
+				dialogBuilder.setMultiChoiceItems(aliases.toArray(new CharSequence[aliases.size()]), null,
+						new DialogInterface.OnMultiChoiceClickListener() {
+							@Override
+							public void onClick(DialogInterface dialog, int indexSelected,
+												boolean isChecked) {
+								if (isChecked) {
+									selectedItems.add(indexSelected);
+								} else if (selectedItems.contains(indexSelected)) {
+									selectedItems.remove(Integer.valueOf(indexSelected));
+								}
+								if (selectedItems.size() > 0)
+									((AlertDialog) dialog).getButton(DialogInterface.BUTTON_POSITIVE).setEnabled(true);
+								else {
+									((AlertDialog) dialog).getButton(DialogInterface.BUTTON_POSITIVE).setEnabled(false);
+								}
+							}
+						});
+
+				dialogBuilder.setPositiveButton(
+						getResources().getString(R.string.dialog_manage_certs_positivebutton), new DialogInterface.OnClickListener() {
+							@Override
+							public void onClick(DialogInterface dialog, int which) {
+								int count = selectedItems.size();
+								if (count > 0) {
+									for (int i = 0; i < count; i++) {
+										try {
+											Integer item = Integer.valueOf(selectedItems.get(i).toString());
+											String alias = aliases.get(item);
+											mtm.deleteCertificate(alias);
+										} catch (KeyStoreException e) {
+											e.printStackTrace();
+											displayToast("Error: " + e.getLocalizedMessage());
+										}
+									}
+									if (xmppConnectionServiceBound) {
+										reconnectAccounts();
+									}
+									displayToast(getResources().getQuantityString(R.plurals.toast_delete_certificates, count, count));
+								}
+							}
+						});
+				dialogBuilder.setNegativeButton(getResources().getString(R.string.dialog_manage_certs_negativebutton), null);
+				AlertDialog removeCertsDialog = dialogBuilder.create();
+				removeCertsDialog.show();
+				removeCertsDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(false);
+				return true;
+			}
+		});
 	}
 
 	@Override
@@ -69,6 +143,10 @@ public class SettingsActivity extends XmppActivity implements
                     for (Account account : xmppConnectionService.getAccounts()) {
                         account.setResource(resource);
                         if (!account.isOptionSet(Account.OPTION_DISABLED)) {
+							XmppConnection connection = account.getXmppConnection();
+							if (connection != null) {
+								connection.resetStreamId();
+							}
                             xmppConnectionService.reconnectAccountInBackground(account);
                         }
                     }
@@ -77,7 +155,7 @@ public class SettingsActivity extends XmppActivity implements
             case "keep_foreground_service":
                 xmppConnectionService.toggleForegroundService();
                 break;
-			case "confirm_messages_list":
+			case "confirm_messages":
 				if (xmppConnectionServiceBound) {
 					for (Account account : xmppConnectionService.getAccounts()) {
 						if (!account.isOptionSet(Account.OPTION_DISABLED)) {
@@ -86,7 +164,28 @@ public class SettingsActivity extends XmppActivity implements
 					}
 				}
 				break;
-        }
+			case "dont_trust_system_cas":
+			xmppConnectionService.updateMemorizingTrustmanager();
+			reconnectAccounts();
+				break;
+		}
+	}
+
+	private void displayToast(final String msg) {
+		runOnUiThread(new Runnable() {
+			@Override
+			public void run() {
+				Toast.makeText(SettingsActivity.this, msg, Toast.LENGTH_LONG).show();
+			}
+		});
+	}
+
+	private void reconnectAccounts() {
+		for (Account account : xmppConnectionService.getAccounts()) {
+			if (!account.isOptionSet(Account.OPTION_DISABLED)) {
+				xmppConnectionService.reconnectAccountInBackground(account);
+			}
+		}
 	}
 
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java b/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java
index 6be238dc..351f1dfc 100644
--- a/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java
@@ -4,7 +4,6 @@ import android.app.PendingIntent;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
-import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
@@ -13,11 +12,9 @@ import android.widget.AdapterView.OnItemClickListener;
 import android.widget.ListView;
 import android.widget.Toast;
 
-import java.io.UnsupportedEncodingException;
 import java.net.URLConnection;
-import java.net.URLDecoder;
-import java.nio.charset.UnsupportedCharsetException;
 import java.util.ArrayList;
+import java.util.Iterator;
 import java.util.List;
 
 import eu.siacs.conversations.Config;
@@ -32,7 +29,7 @@ import eu.siacs.conversations.xmpp.jid.Jid;
 public class ShareWithActivity extends XmppActivity {
 
 	private class Share {
-		public Uri uri;
+		public List<Uri> uris = new ArrayList<>();
 		public boolean image;
 		public String account;
 		public String contact;
@@ -65,18 +62,17 @@ public class ShareWithActivity extends XmppActivity {
 		}
 	};
 
-	protected void onActivityResult(int requestCode, int resultCode,
-			final Intent data) {
+	protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
 		super.onActivityResult(requestCode, resultCode, data);
 		if (requestCode == REQUEST_START_NEW_CONVERSATION
 				&& resultCode == RESULT_OK) {
 			share.contact = data.getStringExtra("contact");
 			share.account = data.getStringExtra("account");
-			Log.d(Config.LOGTAG, "contact: " + share.contact + " account:"
-					+ share.account);
 		}
-		if (xmppConnectionServiceBound && share != null
-				&& share.contact != null && share.account != null) {
+		if (xmppConnectionServiceBound
+				&& share != null
+				&& share.contact != null
+				&& share.account != null) {
 			share();
 		}
 	}
@@ -100,13 +96,8 @@ public class ShareWithActivity extends XmppActivity {
 		mListView.setOnItemClickListener(new OnItemClickListener() {
 
 			@Override
-			public void onItemClick(AdapterView<?> arg0, View arg1,
-					int position, long arg3) {
-				Conversation conversation = mConversations.get(position);
-				if (conversation.getMode() == Conversation.MODE_SINGLE
-						|| share.uri == null) {
-					share(mConversations.get(position));
-				}
+			public void onItemClick(AdapterView<?> arg0, View arg1, int position, long arg3) {
+				share(mConversations.get(position));
 			}
 		});
 
@@ -122,29 +113,42 @@ public class ShareWithActivity extends XmppActivity {
 	@Override
 	public boolean onOptionsItemSelected(final MenuItem item) {
 		switch (item.getItemId()) {
-		case R.id.action_add:
-			final Intent intent = new Intent(getApplicationContext(),
-					ChooseContactActivity.class);
-			startActivityForResult(intent, REQUEST_START_NEW_CONVERSATION);
-			return true;
+			case R.id.action_add:
+				final Intent intent = new Intent(getApplicationContext(), ChooseContactActivity.class);
+				startActivityForResult(intent, REQUEST_START_NEW_CONVERSATION);
+				return true;
 		}
 		return super.onOptionsItemSelected(item);
 	}
 
 	@Override
 	public void onStart() {
-		final String type = getIntent().getType();
-		final Uri uri = getIntent().getParcelableExtra(Intent.EXTRA_STREAM);
-		if (type != null && uri != null && !type.equalsIgnoreCase("text/plain")) {
-			this.share.uri = uri;
-			this.share.image = type.startsWith("image/") || isImage(uri);
-		} else {
-			this.share.text = getIntent().getStringExtra(Intent.EXTRA_TEXT);
+		super.onStart();
+		Intent intent = getIntent();
+		if (intent == null) {
+			return;
+		}
+		final String type = intent.getType();
+		if (Intent.ACTION_SEND.equals(intent.getAction())) {
+			final Uri uri = getIntent().getParcelableExtra(Intent.EXTRA_STREAM);
+			if (type != null && uri != null && !type.equalsIgnoreCase("text/plain")) {
+				this.share.uris.add(uri);
+				this.share.image = type.startsWith("image/") || isImage(uri);
+			} else {
+				this.share.text = getIntent().getStringExtra(Intent.EXTRA_TEXT);
+			}
+		} else if (Intent.ACTION_SEND_MULTIPLE.equals(intent.getAction())) {
+			this.share.image = type != null && type.startsWith("image/");
+			if (!this.share.image) {
+				return;
+			}
+
+			this.share.uris = intent.getParcelableArrayListExtra(Intent.EXTRA_STREAM);
 		}
 		if (xmppConnectionServiceBound) {
-			xmppConnectionService.populateWithOrderedConversations(mConversations, this.share.uri == null);
+			xmppConnectionService.populateWithOrderedConversations(mConversations, this.share.uris.size() == 0);
 		}
-		super.onStart();
+
 	}
 
 	protected boolean isImage(Uri uri) {
@@ -164,54 +168,60 @@ public class ShareWithActivity extends XmppActivity {
 			return;
 		}
 		xmppConnectionService.populateWithOrderedConversations(mConversations,
-				this.share != null && this.share.uri == null);
+				this.share != null && this.share.uris.size() == 0);
 	}
 
 	private void share() {
-        Account account;
-        try {
-            account = xmppConnectionService.findAccountByJid(Jid.fromString(share.account));
-        } catch (final InvalidJidException e) {
-            account = null;
-        }
-        if (account == null) {
+		Account account;
+		try {
+			account = xmppConnectionService.findAccountByJid(Jid.fromString(share.account));
+		} catch (final InvalidJidException e) {
+			account = null;
+		}
+		if (account == null) {
+			return;
+		}
+		final Conversation conversation;
+		try {
+			conversation = xmppConnectionService
+					.findOrCreateConversation(account, Jid.fromString(share.contact), false);
+		} catch (final InvalidJidException e) {
 			return;
 		}
-        final Conversation conversation;
-        try {
-            conversation = xmppConnectionService
-                    .findOrCreateConversation(account, Jid.fromString(share.contact), false);
-        } catch (final InvalidJidException e) {
-            return;
-        }
-        share(conversation);
+		share(conversation);
 	}
 
 	private void share(final Conversation conversation) {
-		if (share.uri != null) {
-			selectPresence(conversation, new OnPresenceSelected() {
+		if (share.uris.size() != 0) {
+			OnPresenceSelected callback = new OnPresenceSelected() {
 				@Override
 				public void onPresenceSelected() {
 					if (share.image) {
 						Toast.makeText(getApplicationContext(),
 								getText(R.string.preparing_image),
 								Toast.LENGTH_LONG).show();
-						ShareWithActivity.this.xmppConnectionService
-							.attachImageToConversation(conversation, share.uri,
-									attachFileCallback);
+						for (Iterator<Uri> i = share.uris.iterator(); i.hasNext(); i.remove()) {
+							ShareWithActivity.this.xmppConnectionService
+									.attachImageToConversation(conversation, i.next(),
+											attachFileCallback);
+						}
 					} else {
 						Toast.makeText(getApplicationContext(),
 								getText(R.string.preparing_file),
 								Toast.LENGTH_LONG).show();
 						ShareWithActivity.this.xmppConnectionService
-							.attachFileToConversation(conversation, share.uri,
-									attachFileCallback);
+								.attachFileToConversation(conversation, share.uris.get(0),
+										attachFileCallback);
 					}
 					switchToConversation(conversation, null, true);
 					finish();
 				}
-			});
-
+			};
+			if (conversation.getAccount().httpUploadAvailable()) {
+				callback.onPresenceSelected();
+			} else {
+				selectPresence(conversation, callback);
+			}
 		} else {
 			switchToConversation(conversation, this.share.text, true);
 			finish();
diff --git a/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java b/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
index a556b8b7..68e77af4 100644
--- a/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
@@ -42,6 +42,7 @@ import android.widget.Checkable;
 import android.widget.EditText;
 import android.widget.ListView;
 import android.widget.Spinner;
+import android.widget.Toast;
 
 import com.google.zxing.integration.android.IntentIntegrator;
 import com.google.zxing.integration.android.IntentResult;
@@ -65,6 +66,7 @@ import eu.siacs.conversations.ui.adapter.KnownHostsAdapter;
 import eu.siacs.conversations.ui.adapter.ListItemAdapter;
 import eu.siacs.conversations.utils.XmppUri;
 import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
+import eu.siacs.conversations.xmpp.XmppConnection;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
@@ -262,9 +264,12 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
 
 	protected void openConversationForBookmark(int position) {
 		Bookmark bookmark = (Bookmark) conferences.get(position);
-		Conversation conversation = xmppConnectionService
-			.findOrCreateConversation(bookmark.getAccount(),
-					bookmark.getJid(), true);
+		Jid jid = bookmark.getJid();
+		if (jid == null) {
+			Toast.makeText(this,R.string.invalid_jid,Toast.LENGTH_SHORT).show();
+			return;
+		}
+		Conversation conversation = xmppConnectionService.findOrCreateConversation(bookmark.getAccount(),jid, true);
 		conversation.setBookmark(bookmark);
 		if (!conversation.getMucOptions().online()) {
 			xmppConnectionService.joinMuc(conversation);
@@ -757,14 +762,16 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
 			} else {
 				activity.contact_context_id = acmi.position;
 				final Blockable contact = (Contact) activity.contacts.get(acmi.position);
-
 				final MenuItem blockUnblockItem = menu.findItem(R.id.context_contact_block_unblock);
-				if (blockUnblockItem != null) {
+				XmppConnection xmpp = contact.getAccount().getXmppConnection();
+				if (xmpp != null && xmpp.getFeatures().blocking()) {
 					if (contact.isBlocked()) {
 						blockUnblockItem.setTitle(R.string.unblock_contact);
 					} else {
 						blockUnblockItem.setTitle(R.string.block_contact);
 					}
+				} else {
+					blockUnblockItem.setVisible(false);
 				}
 			}
 		}
diff --git a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
index 62f62b9a..4157035b 100644
--- a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
@@ -91,6 +91,7 @@ public abstract class XmppActivity extends Activity {
 
 	protected int mPrimaryTextColor;
 	protected int mSecondaryTextColor;
+	protected int mPrimaryBackgroundColor;
 	protected int mSecondaryBackgroundColor;
 	protected int mColorRed;
 	protected int mColorOrange;
@@ -113,6 +114,8 @@ public abstract class XmppActivity extends Activity {
 		}
 	};
 
+	protected ConferenceInvite mPendingConferenceInvite = null;
+
 
 	protected void refreshUi() {
 		final long diff = SystemClock.elapsedRealtime() - mLastUiRefresh;
@@ -282,6 +285,9 @@ public abstract class XmppActivity extends Activity {
 		if (this instanceof OnUpdateBlocklist) {
 			this.xmppConnectionService.setOnUpdateBlocklistListener((OnUpdateBlocklist) this);
 		}
+		if (this instanceof XmppConnectionService.OnShowErrorToast) {
+			this.xmppConnectionService.setOnShowErrorToastListener((XmppConnectionService.OnShowErrorToast) this);
+		}
 	}
 
 	protected void unregisterListeners() {
@@ -300,6 +306,9 @@ public abstract class XmppActivity extends Activity {
 		if (this instanceof OnUpdateBlocklist) {
 			this.xmppConnectionService.removeOnUpdateBlocklistListener();
 		}
+		if (this instanceof XmppConnectionService.OnShowErrorToast) {
+			this.xmppConnectionService.removeOnShowErrorToastListener();
+		}
 	}
 
 	@Override
@@ -326,13 +335,14 @@ public abstract class XmppActivity extends Activity {
 		super.onCreate(savedInstanceState);
 		metrics = getResources().getDisplayMetrics();
 		ExceptionHelper.init(getApplicationContext());
-		mPrimaryTextColor = getResources().getColor(R.color.primarytext);
-		mSecondaryTextColor = getResources().getColor(R.color.secondarytext);
-		mColorRed = getResources().getColor(R.color.red);
-		mColorOrange = getResources().getColor(R.color.orange);
-		mColorGreen = getResources().getColor(R.color.green);
-		mPrimaryColor = getResources().getColor(R.color.primary);
-		mSecondaryBackgroundColor = getResources().getColor(R.color.secondarybackground);
+		mPrimaryTextColor = getResources().getColor(R.color.black87);
+		mSecondaryTextColor = getResources().getColor(R.color.black54);
+		mColorRed = getResources().getColor(R.color.red500);
+		mColorOrange = getResources().getColor(R.color.orange500);
+		mColorGreen = getResources().getColor(R.color.green500);
+		mPrimaryColor = getResources().getColor(R.color.green500);
+		mPrimaryBackgroundColor = getResources().getColor(R.color.grey50);
+		mSecondaryBackgroundColor = getResources().getColor(R.color.grey200);
 		this.mTheme = findTheme();
 		setTheme(this.mTheme);
 		this.mUsingEnterKey = usingEnterKey();
@@ -369,7 +379,7 @@ public abstract class XmppActivity extends Activity {
 	}
 
 	public void highlightInMuc(Conversation conversation, String nick) {
-		switchToConversation(conversation,null,nick,false);
+		switchToConversation(conversation, null, nick, false);
 	}
 
 	private void switchToConversation(Conversation conversation, String text, String nick, boolean newTask) {
@@ -437,7 +447,7 @@ public abstract class XmppActivity extends Activity {
 
 					@Override
 					public void userInputRequried(PendingIntent pi,
-							Account account) {
+												  Account account) {
 						try {
 							startIntentSenderForResult(pi.getIntentSender(),
 									REQUEST_ANNOUNCE_PGP, null, 0, 0, 0);
@@ -447,14 +457,11 @@ public abstract class XmppActivity extends Activity {
 
 					@Override
 					public void success(Account account) {
-						xmppConnectionService.databaseBackend
-							.updateAccount(account);
+						xmppConnectionService.databaseBackend.updateAccount(account);
 						xmppConnectionService.sendPresence(account);
 						if (conversation != null) {
-							conversation
-								.setNextEncryption(Message.ENCRYPTION_PGP);
-							xmppConnectionService.databaseBackend
-								.updateConversation(conversation);
+							conversation.setNextEncryption(Message.ENCRYPTION_PGP);
+							xmppConnectionService.databaseBackend.updateConversation(conversation);
 						}
 					}
 
@@ -667,32 +674,11 @@ public abstract class XmppActivity extends Activity {
 	protected void onActivityResult(int requestCode, int resultCode,
 			final Intent data) {
 		super.onActivityResult(requestCode, resultCode, data);
-		if (requestCode == REQUEST_INVITE_TO_CONVERSATION
-				&& resultCode == RESULT_OK) {
-			try {
-				String conversationUuid = data.getStringExtra("conversation");
-				Conversation conversation = xmppConnectionService
-					.findConversationByUuid(conversationUuid);
-				List<Jid> jids = new ArrayList<Jid>();
-				if (data.getBooleanExtra("multiple", false)) {
-					String[] toAdd = data.getStringArrayExtra("contacts");
-					for (String item : toAdd) {
-						jids.add(Jid.fromString(item));
-					}
-				} else {
-					jids.add(Jid.fromString(data.getStringExtra("contact")));
-				}
-
-				if (conversation.getMode() == Conversation.MODE_MULTI) {
-					for (Jid jid : jids) {
-						xmppConnectionService.invite(conversation, jid);
-					}
-				} else {
-					jids.add(conversation.getJid().toBareJid());
-					xmppConnectionService.createAdhocConference(conversation.getAccount(), jids, adhocCallback);
-				}
-			} catch (final InvalidJidException ignored) {
-
+		if (requestCode == REQUEST_INVITE_TO_CONVERSATION && resultCode == RESULT_OK) {
+			mPendingConferenceInvite = ConferenceInvite.parse(data);
+			if (xmppConnectionServiceBound && mPendingConferenceInvite != null) {
+				mPendingConferenceInvite.execute(this);
+				mPendingConferenceInvite = null;
 			}
 		}
 	}
@@ -737,14 +723,14 @@ public abstract class XmppActivity extends Activity {
 		return this.mColorRed;
 	}
 
-	public int getPrimaryColor() {
-		return this.mPrimaryColor;
-	}
-
 	public int getOnlineColor() {
 		return this.mColorGreen;
 	}
-	
+
+	public int getPrimaryBackgroundColor() {
+		return this.mPrimaryBackgroundColor;
+	}
+
 	public int getSecondaryBackgroundColor() {
 		return this.mSecondaryBackgroundColor;
 	}
@@ -853,6 +839,48 @@ public abstract class XmppActivity extends Activity {
 		}
 	}
 
+	public static class ConferenceInvite {
+		private String uuid;
+		private List<Jid> jids = new ArrayList<>();
+
+		public static ConferenceInvite parse(Intent data) {
+			ConferenceInvite invite = new ConferenceInvite();
+			invite.uuid = data.getStringExtra("conversation");
+			if (invite.uuid == null) {
+				return null;
+			}
+			try {
+				if (data.getBooleanExtra("multiple", false)) {
+					String[] toAdd = data.getStringArrayExtra("contacts");
+					for (String item : toAdd) {
+						invite.jids.add(Jid.fromString(item));
+					}
+				} else {
+					invite.jids.add(Jid.fromString(data.getStringExtra("contact")));
+				}
+			} catch (final InvalidJidException ignored) {
+				return null;
+			}
+			return invite;
+		}
+
+		public void execute(XmppActivity activity) {
+			XmppConnectionService service = activity.xmppConnectionService;
+			Conversation conversation = service.findConversationByUuid(this.uuid);
+			if (conversation == null) {
+				return;
+			}
+			if (conversation.getMode() == Conversation.MODE_MULTI) {
+				for (Jid jid : jids) {
+					service.invite(conversation, jid);
+				}
+			} else {
+				jids.add(conversation.getJid().toBareJid());
+				service.createAdhocConference(conversation.getAccount(), jids, activity.adhocCallback);
+			}
+		}
+	}
+
 	public AvatarService avatarService() {
 		return xmppConnectionService.getAvatarService();
 	}
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
index 29730914..782a1231 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
@@ -5,13 +5,16 @@ import java.util.List;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.ui.XmppActivity;
+import eu.siacs.conversations.ui.ManageAccountActivity;
 import android.content.Context;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
+import android.widget.CompoundButton;
 import android.widget.ImageView;
 import android.widget.TextView;
+import android.widget.Switch;
 
 public class AccountAdapter extends ArrayAdapter<Account> {
 
@@ -24,7 +27,7 @@ public class AccountAdapter extends ArrayAdapter<Account> {
 
 	@Override
 	public View getView(int position, View view, ViewGroup parent) {
-		Account account = getItem(position);
+		final Account account = getItem(position);
 		if (view == null) {
 			LayoutInflater inflater = (LayoutInflater) getContext()
 					.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
@@ -34,21 +37,32 @@ public class AccountAdapter extends ArrayAdapter<Account> {
 		jid.setText(account.getJid().toBareJid().toString());
 		TextView statusView = (TextView) view.findViewById(R.id.account_status);
 		ImageView imageView = (ImageView) view.findViewById(R.id.account_image);
-		imageView.setImageBitmap(activity.avatarService().get(account,
-				activity.getPixel(48)));
-        statusView.setText(getContext().getString(account.getStatus().getReadableId()));
-        switch (account.getStatus()) {
-            case ONLINE:
-                statusView.setTextColor(activity.getOnlineColor());
-                break;
-            case DISABLED:
-            case CONNECTING:
-                statusView.setTextColor(activity.getSecondaryTextColor());
-                break;
-            default:
-                statusView.setTextColor(activity.getWarningTextColor());
-                break;
-        }
+		imageView.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
+		statusView.setText(getContext().getString(account.getStatus().getReadableId()));
+		switch (account.getStatus()) {
+			case ONLINE:
+				statusView.setTextColor(activity.getOnlineColor());
+				break;
+			case DISABLED:
+			case CONNECTING:
+				statusView.setTextColor(activity.getSecondaryTextColor());
+				break;
+			default:
+				statusView.setTextColor(activity.getWarningTextColor());
+				break;
+		}
+		final Switch tglAccountState = (Switch) view.findViewById(R.id.tgl_account_status);
+		final boolean isDisabled = (account.getStatus() == Account.State.DISABLED);
+		tglAccountState.setOnCheckedChangeListener(null);
+		tglAccountState.setChecked(!isDisabled);
+		tglAccountState.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+			@Override
+			public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
+				if (b == isDisabled && activity instanceof ManageAccountActivity) {
+					((ManageAccountActivity) activity).onClickTglAccountState(account,b);
+				}
+			}
+		});
 		return view;
 	}
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
index b6f88356..c42dd305 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
@@ -3,7 +3,6 @@ package eu.siacs.conversations.ui.adapter;
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
-import android.graphics.Color;
 import android.graphics.Typeface;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
@@ -25,7 +24,7 @@ import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Downloadable;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.Presences;
 import eu.siacs.conversations.ui.ConversationActivity;
@@ -63,17 +62,10 @@ public class ConversationAdapter extends ArrayAdapter<Conversation> {
 		}
 		Conversation conversation = getItem(position);
 		if (this.activity instanceof ConversationActivity) {
-			ConversationActivity activity = (ConversationActivity) this.activity;
-			if (!activity.isConversationsOverviewHideable()) {
-				if (conversation == activity.getSelectedConversation()) {
-					view.setBackgroundColor(activity
-							.getSecondaryBackgroundColor());
-				} else {
-					view.setBackgroundColor(Color.TRANSPARENT);
-				}
-			} else {
-				view.setBackgroundColor(Color.TRANSPARENT);
-			}
+			View swipeableItem = view.findViewById(R.id.swipeable_item);
+			ConversationActivity a = (ConversationActivity) this.activity;
+			int c = !a.isConversationsOverviewHideable() && conversation == a.getSelectedConversation() ? a.getSecondaryBackgroundColor() : a.getPrimaryBackgroundColor();
+			swipeableItem.setBackgroundColor(c);
 		}
 		TextView convName = (TextView) view.findViewById(R.id.conversation_name);
 		if (conversation.getMode() == Conversation.MODE_SINGLE || activity.useSubjectToIdentifyConference()) {
@@ -117,9 +109,9 @@ public class ConversationAdapter extends ArrayAdapter<Conversation> {
 			convName.setTypeface(null, Typeface.NORMAL);
 		}
 
-		if (message.getImageParams().width > 0
-				&& (message.getDownloadable() == null
-				|| message.getDownloadable().getStatus() != Downloadable.STATUS_DELETED)) {
+		if (message.getFileParams().width > 0
+				&& (message.getTransferable() == null
+				|| message.getTransferable().getStatus() != Transferable.STATUS_DELETED)) {
 			mLastMessage.setVisibility(View.GONE);
 			imagePreview.setVisibility(View.VISIBLE);
 			activity.loadBitmap(message, imagePreview);
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
index 10500bfc..4187ec60 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
@@ -4,6 +4,7 @@ import java.lang.ref.WeakReference;
 import java.util.List;
 import java.util.concurrent.RejectedExecutionException;
 
+import de.tzur.conversations.Settings;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.ListItem;
 import eu.siacs.conversations.ui.XmppActivity;
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
index 933ca1f8..b7ac3092 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
@@ -8,10 +8,11 @@ import android.net.Uri;
 import android.preference.PreferenceManager;
 import android.text.Spannable;
 import android.text.SpannableString;
+import android.text.Spanned;
 import android.text.style.ForegroundColorSpan;
+import android.text.style.RelativeSizeSpan;
 import android.text.style.StyleSpan;
 import android.util.DisplayMetrics;
-import android.util.Log;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.View.OnLongClickListener;
@@ -31,10 +32,10 @@ import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Downloadable;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
-import eu.siacs.conversations.entities.Message.ImageParams;
+import eu.siacs.conversations.entities.Message.FileParams;
 import eu.siacs.conversations.ui.ConversationActivity;
 import eu.siacs.conversations.utils.GeoHelper;
 import eu.siacs.conversations.utils.UIHelper;
@@ -45,7 +46,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 	private static final int SENT = 0;
 	private static final int RECEIVED = 1;
 	private static final int STATUS = 2;
-	private static final int NULL = 3;
 
 	private ConversationActivity activity;
 
@@ -80,14 +80,12 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 
 	@Override
 	public int getViewTypeCount() {
-		return 4;
+		return 3;
 	}
 
 	@Override
 	public int getItemViewType(int position) {
-		if (getItem(position).wasMergedIntoPrevious()) {
-			return NULL;
-		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
+		if (getItem(position).getType() == Message.TYPE_STATUS) {
 			return STATUS;
 		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 			return RECEIVED;
@@ -105,14 +103,14 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		}
 		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
 			&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
-		if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getDownloadable() != null) {
-			ImageParams params = message.getImageParams();
+		if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
+			FileParams params = message.getFileParams();
 			if (params.size > (1.5 * 1024 * 1024)) {
 				filesize = params.size / (1024 * 1024)+ " MiB";
 			} else if (params.size > 0) {
 				filesize = params.size / 1024 + " KiB";
 			}
-			if (message.getDownloadable() != null && message.getDownloadable().getStatus() == Downloadable.STATUS_FAILED) {
+			if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
 				error = true;
 			}
 		}
@@ -121,7 +119,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 				info = getContext().getString(R.string.waiting);
 				break;
 			case Message.STATUS_UNSEND:
-				Downloadable d = message.getDownloadable();
+				Transferable d = message.getTransferable();
 				if (d!=null) {
 					info = getContext().getString(R.string.sending_file,d.getProgress());
 				} else {
@@ -166,7 +164,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 				message.getMergedTimeSent());
 		if (message.getStatus() <= Message.STATUS_RECEIVED) {
 			if ((filesize != null) && (info != null)) {
-				viewHolder.time.setText(filesize + " \u00B7 " + info);
+				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
 			} else if ((filesize == null) && (info != null)) {
 				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
 			} else if ((filesize != null) && (info == null)) {
@@ -210,22 +208,42 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		viewHolder.image.setVisibility(View.GONE);
 		viewHolder.messageBody.setVisibility(View.VISIBLE);
 		viewHolder.messageBody.setText(getContext().getString(
-					R.string.decryption_failed));
+				R.string.decryption_failed));
 		viewHolder.messageBody.setTextColor(activity.getWarningTextColor());
 		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
 		viewHolder.messageBody.setTextIsSelectable(false);
 	}
 
+	private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
+		if (viewHolder.download_button != null) {
+			viewHolder.download_button.setVisibility(View.GONE);
+		}
+		viewHolder.image.setVisibility(View.GONE);
+		viewHolder.messageBody.setVisibility(View.VISIBLE);
+		viewHolder.messageBody.setIncludeFontPadding(false);
+		Spannable span = new SpannableString(body);
+		span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+		span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+		viewHolder.messageBody.setText(span);
+	}
+
 	private void displayTextMessage(final ViewHolder viewHolder, final Message message) {
 		if (viewHolder.download_button != null) {
 			viewHolder.download_button.setVisibility(View.GONE);
 		}
 		viewHolder.image.setVisibility(View.GONE);
 		viewHolder.messageBody.setVisibility(View.VISIBLE);
+		viewHolder.messageBody.setIncludeFontPadding(true);
 		if (message.getBody() != null) {
 			final String nick = UIHelper.getMessageDisplayName(message);
-			final String formattedBody = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,
-					nick + " ");
+			final String body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
+			final SpannableString formattedBody = new SpannableString(body);
+			int i = body.indexOf(Message.MERGE_SEPARATOR);
+			while(i >= 0) {
+				final int end = i + Message.MERGE_SEPARATOR.length();
+				formattedBody.setSpan(new RelativeSizeSpan(0.3f),i,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+				i = body.indexOf(Message.MERGE_SEPARATOR,end);
+			}
 			if (message.getType() != Message.TYPE_PRIVATE) {
 
 				if (message.hasMeCommand()) {
@@ -237,7 +255,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
                     boolean parseEmoticons = Settings.PARSE_EMOTICONS;
                     viewHolder.messageBody.setText(parseEmoticons ? UIHelper
                             .transformAsciiEmoticons(getContext(), message.getMergedBody())
-                            : message.getMergedBody());
+                            : formattedBody);
 				}
 			} else {
 				String privateMarker;
@@ -296,7 +314,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		viewHolder.image.setVisibility(View.GONE);
 		viewHolder.messageBody.setVisibility(View.GONE);
 		viewHolder.download_button.setVisibility(View.VISIBLE);
-		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity,message)));
+		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
 		viewHolder.download_button.setOnClickListener(new OnClickListener() {
 
 			@Override
@@ -329,7 +347,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		}
 		viewHolder.messageBody.setVisibility(View.GONE);
 		viewHolder.image.setVisibility(View.VISIBLE);
-		ImageParams params = message.getImageParams();
+		FileParams params = message.getFileParams();
 		double target = metrics.density * 288;
 		int scalledW;
 		int scalledH;
@@ -341,7 +359,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 			scalledH = (int) (params.height / ((double) params.width / target));
 		}
 		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
-					scalledW, scalledH));
+				scalledW, scalledH));
 		activity.loadBitmap(message, viewHolder.image);
 		viewHolder.image.setOnClickListener(new OnClickListener() {
 
@@ -366,10 +384,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		if (view == null) {
 			viewHolder = new ViewHolder();
 			switch (type) {
-				case NULL:
-					view = activity.getLayoutInflater().inflate(
-							R.layout.message_null, parent, false);
-					break;
 				case SENT:
 					view = activity.getLayoutInflater().inflate(
 							R.layout.message_sent, parent, false);
@@ -436,25 +450,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 				viewHolder.status_message.setText(message.getBody());
 			}
 			return view;
-		} else if (type == NULL) {
-			if (viewHolder.message_box != null) {
-				Log.e(Config.LOGTAG, "detected type=NULL but with wrong cached view");
-				view = activity.getLayoutInflater().inflate(R.layout.message_null, parent, false);
-				view.setTag(new ViewHolder());
-			}
-			if (position == getCount() - 1) {
-				view.getLayoutParams().height = 1;
-			} else {
-				view.getLayoutParams().height = 0;
-
-			}
-			view.setLayoutParams(view.getLayoutParams());
-			return view;
-		} else if (message.wasMergedIntoPrevious()) {
-			Log.e(Config.LOGTAG,"detected wasMergedIntoPrevious with wrong type");
-			return view;
-		} else if (viewHolder.messageBody == null || viewHolder.image == null) {
-			return view; //avoiding weird platform bugs
 		} else if (type == RECEIVED) {
 			Contact contact = message.getContact();
 			if (contact != null) {
@@ -495,19 +490,19 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 				}
 			});
 
-		final Downloadable downloadable = message.getDownloadable();
-		if (downloadable != null && downloadable.getStatus() != Downloadable.STATUS_UPLOADING) {
-			if (downloadable.getStatus() == Downloadable.STATUS_OFFER) {
+		final Transferable transferable = message.getTransferable();
+		if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
+			if (transferable.getStatus() == Transferable.STATUS_OFFER) {
 				displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
-			} else if (downloadable.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
-				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_image_filesize));
+			} else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
+				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
 			} else {
 				displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first);
 			}
 		} else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
 			displayImageMessage(viewHolder, message);
 		} else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
-			if (message.getImageParams().width > 0) {
+			if (message.getFileParams().width > 0) {
 				displayImageMessage(viewHolder,message);
 			} else {
 				displayOpenableMessage(viewHolder, message);
@@ -534,6 +529,10 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		} else {
 			if (GeoHelper.isGeoUri(message.getBody())) {
 				displayLocationMessage(viewHolder,message);
+			} else if (message.bodyIsHeart()) {
+				displayHeartMessage(viewHolder, message.getBody().trim());
+			} else if (message.treatAsDownloadable() == Message.Decision.MUST) {
+				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
 			} else {
 				displayTextMessage(viewHolder, message);
 			}
@@ -545,12 +544,14 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 	}
 
 	public void startDownloadable(Message message) {
-		Downloadable downloadable = message.getDownloadable();
-		if (downloadable != null) {
-			if (!downloadable.start()) {
+		Transferable transferable = message.getTransferable();
+		if (transferable != null) {
+			if (!transferable.start()) {
 				Toast.makeText(activity, R.string.not_connected_try_again,
 						Toast.LENGTH_SHORT).show();
 			}
+		} else if (message.treatAsDownloadable() != Message.Decision.NEVER) {
+			activity.xmppConnectionService.getHttpConnectionManager().createNewDownloadConnection(message);
 		}
 	}