package eu.siacs.conversations.ui; import java.io.FileNotFoundException; import java.lang.ref.WeakReference; import java.util.ArrayList; import java.util.Hashtable; import java.util.List; import org.openintents.openpgp.OpenPgpError; 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.Message; import eu.siacs.conversations.services.ImageProvider; import eu.siacs.conversations.utils.ExceptionHelper; import eu.siacs.conversations.utils.UIHelper; import android.net.Uri; import android.os.AsyncTask; import android.os.Bundle; import android.preference.PreferenceManager; import android.provider.MediaStore; import android.app.AlertDialog; import android.app.FragmentTransaction; import android.app.PendingIntent; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnClickListener; import android.content.IntentSender.SendIntentException; import android.content.Intent; import android.content.SharedPreferences; 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; import android.support.v4.widget.SlidingPaneLayout; import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener; import android.util.DisplayMetrics; import android.util.Log; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; 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.TextView; import android.widget.ImageView; import android.widget.Toast; public class ConversationActivity extends XmppActivity { public static final String VIEW_CONVERSATION = "viewConversation"; public static final String CONVERSATION = "conversationUuid"; public static final String TEXT = "text"; public static final String PRESENCE = "eu.siacs.conversations.presence"; public static final int REQUEST_SEND_MESSAGE = 0x75441; public static final int REQUEST_DECRYPT_PGP = 0x76783; private static final int REQUEST_ATTACH_FILE_DIALOG = 0x48502; private static final int REQUEST_IMAGE_CAPTURE = 0x33788; private static final int REQUEST_SEND_PGP_IMAGE = 0x53883; private static final int REQUEST_ATTACH_FILE = 0x73824; public static final int REQUEST_ENCRYPT_MESSAGE = 0x378018; protected SlidingPaneLayout spl; private List conversationList = new ArrayList(); private Conversation selectedConversation = null; private ListView listView; private boolean paneShouldBeOpen = true; private boolean useSubject = true; private ArrayAdapter listAdapter; public Message pendingMessage = null; private OnConversationListChangedListener onConvChanged = new OnConversationListChangedListener() { @Override public void onConversationListChanged() { runOnUiThread(new Runnable() { @Override public void run() { updateConversationList(); if (paneShouldBeOpen) { if (conversationList.size() >= 1) { swapConversationFragment(); } else { startActivity(new Intent(getApplicationContext(), ContactsActivity.class)); finish(); } } ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager() .findFragmentByTag("conversation"); if (selectedFragment != null) { selectedFragment.updateMessages(); } } }); } }; protected ConversationActivity activity = this; private DisplayMetrics metrics; private Toast prepareImageToast; public List getConversationList() { return this.conversationList; } public Conversation getSelectedConversation() { return this.selectedConversation; } public ListView getConversationListView() { return this.listView; } public SlidingPaneLayout getSlidingPaneLayout() { return this.spl; } public boolean shouldPaneBeOpen() { return paneShouldBeOpen; } @Override protected void onCreate(Bundle savedInstanceState) { metrics = getResources().getDisplayMetrics(); super.onCreate(savedInstanceState); setContentView(R.layout.fragment_conversations_overview); listView = (ListView) findViewById(R.id.list); this.listAdapter = new ArrayAdapter(this, R.layout.conversation_list_row, conversationList) { @Override public View getView(int position, View view, ViewGroup parent) { if (view == null) { LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE); view = (View) inflater.inflate( R.layout.conversation_list_row, null); } Conversation conv; if (conversationList.size() > position) { conv = getItem(position); } else { return view; } if (!spl.isSlideable()) { if (conv == getSelectedConversation()) { view.setBackgroundColor(0xffdddddd); } else { view.setBackgroundColor(Color.TRANSPARENT); } } else { view.setBackgroundColor(Color.TRANSPARENT); } TextView convName = (TextView) view .findViewById(R.id.conversation_name); convName.setText(conv.getName(useSubject)); TextView convLastMsg = (TextView) view .findViewById(R.id.conversation_lastmsg); ImageView imagePreview = (ImageView) view.findViewById(R.id.conversation_lastimage); Message latestMessage = conv.getLatestMessage(); if (latestMessage.getType() == Message.TYPE_TEXT) { if ((latestMessage.getEncryption() != Message.ENCRYPTION_PGP)&&(latestMessage.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED)) { convLastMsg.setText(conv.getLatestMessage().getBody()); } else { convLastMsg.setText(getText(R.string.encrypted_message_received)); } convLastMsg.setVisibility(View.VISIBLE); imagePreview.setVisibility(View.GONE); } else if (latestMessage.getType() == Message.TYPE_IMAGE) { if (latestMessage.getStatus() >= Message.STATUS_RECIEVED) { convLastMsg.setVisibility(View.GONE); imagePreview.setVisibility(View.VISIBLE); loadBitmap(latestMessage, imagePreview); } else { convLastMsg.setVisibility(View.VISIBLE); imagePreview.setVisibility(View.GONE); if (latestMessage.getStatus() == Message.STATUS_RECEIVED_OFFER) { convLastMsg.setText(getText(R.string.image_offered_for_download)); } else if (latestMessage.getStatus() == Message.STATUS_RECIEVING) { convLastMsg.setText(getText(R.string.receiving_image)); } else { convLastMsg.setText(""); } } } if (!conv.isRead()) { convName.setTypeface(null, Typeface.BOLD); convLastMsg.setTypeface(null, Typeface.BOLD); } else { convName.setTypeface(null, Typeface.NORMAL); convLastMsg.setTypeface(null, Typeface.NORMAL); } ((TextView) view.findViewById(R.id.conversation_lastupdate)) .setText(UIHelper.readableTimeDifference(conv .getLatestMessage().getTimeSent())); ImageView profilePicture = (ImageView) view .findViewById(R.id.conversation_image); profilePicture.setImageBitmap(UIHelper.getContactPicture( conv, 56, activity.getApplicationContext(), false)); return view; } }; listView.setAdapter(this.listAdapter); listView.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView arg0, View clickedView, int position, long arg3) { paneShouldBeOpen = false; if (selectedConversation != conversationList.get(position)) { selectedConversation = conversationList.get(position); swapConversationFragment(); // .onBackendConnected(conversationList.get(position)); } else { spl.closePane(); } } }); spl = (SlidingPaneLayout) findViewById(R.id.slidingpanelayout); spl.setParallaxDistance(150); spl.setShadowResource(R.drawable.es_slidingpane_shadow); spl.setSliderFadeColor(0); spl.setPanelSlideListener(new PanelSlideListener() { @Override public void onPanelOpened(View arg0) { paneShouldBeOpen = true; getActionBar().setDisplayHomeAsUpEnabled(false); getActionBar().setTitle(R.string.app_name); invalidateOptionsMenu(); hideKeyboard(); } @Override public void onPanelClosed(View arg0) { paneShouldBeOpen = false; if ((conversationList.size() > 0) && (getSelectedConversation() != null)) { getActionBar().setDisplayHomeAsUpEnabled(true); getActionBar().setTitle( getSelectedConversation().getName(useSubject)); invalidateOptionsMenu(); if (!getSelectedConversation().isRead()) { getSelectedConversation().markRead(); UIHelper.updateNotification(getApplicationContext(), getConversationList(), null, false); listView.invalidateViews(); } } } @Override public void onPanelSlide(View arg0, float arg1) { // TODO Auto-generated method stub } }); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.conversations, menu); MenuItem menuSecure = (MenuItem) menu.findItem(R.id.action_security); MenuItem menuArchive = (MenuItem) menu.findItem(R.id.action_archive); MenuItem menuMucDetails = (MenuItem) menu .findItem(R.id.action_muc_details); MenuItem menuContactDetails = (MenuItem) menu .findItem(R.id.action_contact_details); MenuItem menuInviteContacts = (MenuItem) menu .findItem(R.id.action_invite); MenuItem menuAttach = (MenuItem) menu.findItem(R.id.action_attach_file); MenuItem menuClearHistory = (MenuItem) menu.findItem(R.id.action_clear_history); if ((spl.isOpen() && (spl.isSlideable()))) { menuArchive.setVisible(false); menuMucDetails.setVisible(false); menuContactDetails.setVisible(false); menuSecure.setVisible(false); menuInviteContacts.setVisible(false); menuAttach.setVisible(false); menuClearHistory.setVisible(false); } else { ((MenuItem) menu.findItem(R.id.action_add)).setVisible(!spl .isSlideable()); if (this.getSelectedConversation() != null) { if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) { menuContactDetails.setVisible(false); menuSecure.setVisible(false); menuAttach.setVisible(false); } else { menuMucDetails.setVisible(false); menuInviteContacts.setVisible(false); if (this.getSelectedConversation().getLatestMessage() .getEncryption() != Message.ENCRYPTION_NONE) { menuSecure.setIcon(R.drawable.ic_action_secure); } } } } return true; } private void attachFileDialog() { selectPresence(getSelectedConversation(), new OnPresenceSelected() { @Override public void onPresenceSelected(boolean success, String presence) { if (success) { Intent attachFileIntent = new Intent(); attachFileIntent.setType("image/*"); attachFileIntent.setAction(Intent.ACTION_GET_CONTENT); Intent chooser = Intent.createChooser(attachFileIntent, getString(R.string.attach_file)); startActivityForResult(chooser, REQUEST_ATTACH_FILE_DIALOG); } } @Override public void onSendPlainTextInstead() { } },"file"); } private void takePicture() { Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, ImageProvider.getIncomingContentUri()); if (takePictureIntent.resolveActivity(getPackageManager()) != null) { startActivityForResult(takePictureIntent, REQUEST_IMAGE_CAPTURE); } } private void attachFile() { final Conversation conversation = getSelectedConversation(); if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) { if (hasPgp()) { if (conversation.getContact().getPgpKeyId()!=0) { xmppConnectionService.getPgpEngine().hasKey(conversation.getContact(), new UiCallback() { @Override public void userInputRequried(PendingIntent pi) { ConversationActivity.this.runIntent(pi, REQUEST_ATTACH_FILE); } @Override public void success() { attachFileDialog(); } @Override public void error(int error) { // TODO Auto-generated method stub } }); } else { final ConversationFragment fragment = (ConversationFragment) getFragmentManager() .findFragmentByTag("conversation"); if (fragment != null) { fragment.showNoPGPKeyDialog(new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { conversation.setNextEncryption(Message.ENCRYPTION_NONE); attachFileDialog(); } }); } } } } else if (getSelectedConversation().getNextEncryption() == Message.ENCRYPTION_NONE) { attachFileDialog(); } else { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.otr_file_transfer)); builder.setMessage(getString(R.string.otr_file_transfer_msg)); builder.setNegativeButton(getString(R.string.cancel), null); if (conversation.getContact().getPgpKeyId()==0) { builder.setPositiveButton(getString(R.string.send_unencrypted), new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { conversation.setNextEncryption(Message.ENCRYPTION_NONE); attachFile(); } }); } else { builder.setPositiveButton(getString(R.string.use_pgp_encryption), new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { conversation.setNextEncryption(Message.ENCRYPTION_PGP); attachFile(); } }); } builder.create().show(); } } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: spl.openPane(); break; case R.id.action_attach_file: View menuAttachFile = findViewById(R.id.action_attach_file); PopupMenu attachFilePopup = new PopupMenu(this, menuAttachFile); attachFilePopup.inflate(R.menu.attachment_choices); attachFilePopup.setOnMenuItemClickListener(new OnMenuItemClickListener() { @Override public boolean onMenuItemClick(MenuItem item) { switch (item.getItemId()) { case R.id.attach_choose_picture: attachFile(); break; case R.id.attach_take_picture: takePicture(); break; } return false; } }); attachFilePopup.show(); break; case R.id.action_add: startActivity(new Intent(this, ContactsActivity.class)); break; case R.id.action_archive: this.endConversation(getSelectedConversation()); break; case R.id.action_contact_details: Contact contact = this.getSelectedConversation().getContact(); if (contact != null) { Intent intent = new Intent(this, ContactDetailsActivity.class); intent.setAction(ContactDetailsActivity.ACTION_VIEW_CONTACT); intent.putExtra("uuid", contact.getUuid()); startActivity(intent); } else { showAddToRosterDialog(getSelectedConversation()); } break; case R.id.action_muc_details: Intent intent = new Intent(this, MucDetailsActivity.class); intent.setAction(MucDetailsActivity.ACTION_VIEW_MUC); intent.putExtra("uuid", getSelectedConversation().getUuid()); startActivity(intent); break; case R.id.action_invite: Intent inviteIntent = new Intent(getApplicationContext(), ContactsActivity.class); inviteIntent.setAction("invite"); inviteIntent.putExtra("uuid", selectedConversation.getUuid()); startActivity(inviteIntent); break; case R.id.action_security: final Conversation conversation = getSelectedConversation(); View menuItemView = findViewById(R.id.action_security); PopupMenu popup = new PopupMenu(this, menuItemView); final ConversationFragment fragment = (ConversationFragment) getFragmentManager() .findFragmentByTag("conversation"); if (fragment != null) { popup.setOnMenuItemClickListener(new OnMenuItemClickListener() { @Override public boolean onMenuItemClick(MenuItem item) { switch (item.getItemId()) { case R.id.encryption_choice_none: conversation.setNextEncryption(Message.ENCRYPTION_NONE); item.setChecked(true); break; case R.id.encryption_choice_otr: conversation.setNextEncryption(Message.ENCRYPTION_OTR); item.setChecked(true); break; case R.id.encryption_choice_pgp: if (hasPgp()) { if (conversation.getAccount().getKeys().has("pgp_signature")) { conversation.setNextEncryption(Message.ENCRYPTION_PGP); item.setChecked(true); } else { announcePgp(conversation.getAccount(),conversation); } } break; default: conversation.setNextEncryption(Message.ENCRYPTION_NONE); break; } fragment.updateChatMsgHint(); return true; } }); popup.inflate(R.menu.encryption_choices); switch (conversation.getNextEncryption()) { case Message.ENCRYPTION_NONE: popup.getMenu().findItem(R.id.encryption_choice_none) .setChecked(true); break; case Message.ENCRYPTION_OTR: popup.getMenu().findItem(R.id.encryption_choice_otr) .setChecked(true); break; case Message.ENCRYPTION_PGP: popup.getMenu().findItem(R.id.encryption_choice_pgp) .setChecked(true); break; default: popup.getMenu().findItem(R.id.encryption_choice_none) .setChecked(true); break; } popup.show(); } break; case R.id.action_clear_history: clearHistoryDialog(getSelectedConversation()); break; default: break; } return super.onOptionsItemSelected(item); } private void endConversation(Conversation conversation) { conversation.setStatus(Conversation.STATUS_ARCHIVED); paneShouldBeOpen = true; spl.openPane(); xmppConnectionService.archiveConversation(conversation); if (conversationList.size() > 0) { selectedConversation = conversationList.get(0); } else { selectedConversation = null; } } protected void clearHistoryDialog(final Conversation conversation) { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.clear_conversation_history)); View dialogView = getLayoutInflater().inflate(R.layout.dialog_clear_history, null); final CheckBox endConversationCheckBox = (CheckBox) dialogView.findViewById(R.id.end_conversation_checkbox); builder.setView(dialogView); builder.setNegativeButton(getString(R.string.cancel), null); builder.setPositiveButton(getString(R.string.delete_messages), new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { activity.xmppConnectionService.clearConversationHistory(conversation); if (endConversationCheckBox.isChecked()) { endConversation(conversation); } } }); builder.create().show(); } protected ConversationFragment swapConversationFragment() { ConversationFragment selectedFragment = new ConversationFragment(); FragmentTransaction transaction = getFragmentManager() .beginTransaction(); transaction.replace(R.id.selected_conversation, selectedFragment, "conversation"); transaction.commit(); return selectedFragment; } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK) { if (!spl.isOpen()) { spl.openPane(); return false; } } return super.onKeyDown(keyCode, event); } @Override public void onStart() { super.onStart(); SharedPreferences preferences = PreferenceManager .getDefaultSharedPreferences(this); this.useSubject = preferences.getBoolean("use_subject_in_muc", true); if (this.xmppConnectionServiceBound) { this.onBackendConnected(); } if (conversationList.size() >= 1) { onConvChanged.onConversationListChanged(); } } @Override protected void onStop() { if (xmppConnectionServiceBound) { xmppConnectionService.removeOnConversationListChangedListener(); } super.onStop(); } @Override void onBackendConnected() { this.registerListener(); if (conversationList.size() == 0) { updateConversationList(); } if ((getIntent().getAction() != null) && (getIntent().getAction().equals(Intent.ACTION_VIEW) && (!handledViewIntent))) { if (getIntent().getType().equals( ConversationActivity.VIEW_CONVERSATION)) { handledViewIntent = true; String convToView = (String) getIntent().getExtras().get( CONVERSATION); for (int i = 0; i < conversationList.size(); ++i) { if (conversationList.get(i).getUuid().equals(convToView)) { selectedConversation = conversationList.get(i); } } paneShouldBeOpen = false; String text = getIntent().getExtras().getString(TEXT, null); swapConversationFragment().setText(text); } } else { if (xmppConnectionService.getAccounts().size() == 0) { startActivity(new Intent(this, ManageAccountActivity.class)); finish(); } else if (conversationList.size() <= 0) { // add no history startActivity(new Intent(this, ContactsActivity.class)); finish(); } else { spl.openPane(); // find currently loaded fragment ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager() .findFragmentByTag("conversation"); if (selectedFragment != null) { selectedFragment.onBackendConnected(); } else { selectedConversation = conversationList.get(0); swapConversationFragment(); } ExceptionHelper.checkForCrash(this, this.xmppConnectionService); } } } public void registerListener() { if (xmppConnectionServiceBound) { xmppConnectionService .setOnConversationListChangedListener(this.onConvChanged); } } @Override protected void onActivityResult(int requestCode, int resultCode, final Intent data) { super.onActivityResult(requestCode, resultCode, data); if (resultCode == RESULT_OK) { if (requestCode == REQUEST_DECRYPT_PGP) { ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager() .findFragmentByTag("conversation"); if (selectedFragment != null) { selectedFragment.hidePgpPassphraseBox(); } } else if (requestCode == REQUEST_ATTACH_FILE_DIALOG) { prepareImageToast = Toast.makeText(getApplicationContext(), getText(R.string.preparing_image), Toast.LENGTH_LONG); final Conversation conversation = getSelectedConversation(); if (conversation.getNextEncryption() == Message.ENCRYPTION_NONE) { prepareImageToast.show(); this.pendingMessage = xmppConnectionService.attachImageToConversation(conversation, data.getData(),new UiCallback() { @Override public void userInputRequried(PendingIntent pi) { } @Override public void success() { sendPendingImageMessage(); } @Override public void error(int error) { pendingMessage = null; displayErrorDialog(error); } }); } else if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) { prepareImageToast.show(); attachPgpFile(conversation,data.getData()); } else { Log.d(LOGTAG,"unknown next message encryption: "+conversation.getNextEncryption()); } } else if (requestCode == REQUEST_SEND_PGP_IMAGE) { } else if (requestCode == REQUEST_ATTACH_FILE) { attachFile(); } else if (requestCode == REQUEST_ANNOUNCE_PGP) { announcePgp(getSelectedConversation().getAccount(),getSelectedConversation()); } else if (requestCode == REQUEST_ENCRYPT_MESSAGE) { encryptTextMessage(); } else if (requestCode == REQUEST_IMAGE_CAPTURE) { this.pendingMessage = xmppConnectionService.attachImageToConversation(getSelectedConversation(), null, new UiCallback() { @Override public void userInputRequried(PendingIntent pi) { // TODO Auto-generated method stub } @Override public void success() { sendPendingImageMessage(); } @Override public void error(int errorCode) { // TODO Auto-generated method stub } }); } else { Log.d(LOGTAG,"unknown result code:"+requestCode); } } } private void attachPgpFile(Conversation conversation, Uri uri) { pendingMessage = xmppConnectionService.attachImageToConversation(conversation, uri, new UiCallback() { @Override public void userInputRequried(PendingIntent pi) { ConversationActivity.this.runIntent(pi, ConversationActivity.REQUEST_SEND_PGP_IMAGE); } @Override public void success() { sendPendingImageMessage(); } @Override public void error(int error) { pendingMessage = null; displayErrorDialog(error); } }); } private void sendPendingImageMessage() { pendingMessage.getConversation().getMessages().add(pendingMessage); xmppConnectionService.databaseBackend.createMessage(pendingMessage); xmppConnectionService.sendMessage(pendingMessage, null); xmppConnectionService.updateUi(pendingMessage.getConversation(), false); pendingMessage = null; } public void updateConversationList() { conversationList.clear(); conversationList.addAll(xmppConnectionService.getConversations()); listView.invalidateViews(); } public void selectPresence(final Conversation conversation, final OnPresenceSelected listener, String reason) { Account account = conversation.getAccount(); if (account.getStatus() != Account.STATUS_ONLINE) { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.not_connected)); builder.setIconAttribute(android.R.attr.alertDialogIcon); if ("otr".equals(reason)) { builder.setMessage(getString(R.string.you_are_offline,getString(R.string.otr_messages))); } else if ("file".equals(reason)) { builder.setMessage(getString(R.string.you_are_offline,getString(R.string.files))); } else { builder.setMessage(getString(R.string.you_are_offline_blank)); } builder.setNegativeButton(getString(R.string.cancel), null); builder.setPositiveButton(getString(R.string.manage_account), new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { startActivity(new Intent(activity, ManageAccountActivity.class)); } }); builder.create().show(); listener.onPresenceSelected(false, null); } else { Contact contact = conversation.getContact(); if (contact==null) { showAddToRosterDialog(conversation); listener.onPresenceSelected(false,null); } else { Hashtable presences = contact.getPresences(); if (presences.size() == 0) { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.contact_offline)); if ("otr".equals(reason)) { builder.setMessage(getString(R.string.contact_offline_otr)); builder.setPositiveButton(getString(R.string.send_unencrypted), new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { listener.onSendPlainTextInstead(); } }); } else if ("file".equals(reason)) { builder.setMessage(getString(R.string.contact_offline_file)); } builder.setIconAttribute(android.R.attr.alertDialogIcon); builder.setNegativeButton(getString(R.string.cancel), null); builder.create().show(); listener.onPresenceSelected(false, null); } else if (presences.size() == 1) { String presence = (String) presences.keySet().toArray()[0]; conversation.setNextPresence(presence); listener.onPresenceSelected(true, presence); } else { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.choose_presence)); final String[] presencesArray = new String[presences.size()]; presences.keySet().toArray(presencesArray); builder.setItems(presencesArray, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String presence = presencesArray[which]; conversation.setNextPresence(presence); listener.onPresenceSelected(true,presence); } }); builder.create().show(); } } } } private void showAddToRosterDialog(final Conversation conversation) { String jid = conversation.getContactJid(); AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(jid); builder.setMessage(getString(R.string.not_in_roster)); builder.setNegativeButton(getString(R.string.cancel), null); builder.setPositiveButton(getString(R.string.add_contact), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String jid = conversation.getContactJid(); Account account = getSelectedConversation().getAccount(); String name = jid.split("@")[0]; Contact contact = new Contact(account, name, jid, null); xmppConnectionService.createContact(contact); } }); builder.create().show(); } public void runIntent(PendingIntent pi, int requestCode) { try { this.startIntentSenderForResult(pi.getIntentSender(),requestCode, null, 0, 0, 0); } catch (SendIntentException e1) { Log.d("xmppService","failed to start intent to send message"); } } class BitmapWorkerTask extends AsyncTask { private final WeakReference imageViewReference; private Message message = null; public BitmapWorkerTask(ImageView imageView) { imageViewReference = new WeakReference(imageView); } @Override protected Bitmap doInBackground(Message... params) { message = params[0]; try { return xmppConnectionService.getFileBackend().getThumbnail(message, (int) (metrics.density * 288),false); } catch (FileNotFoundException e) { Log.d("xmppService","file not found!"); return null; } } @Override protected void onPostExecute(Bitmap bitmap) { if (imageViewReference != null && bitmap != null) { final ImageView imageView = imageViewReference.get(); if (imageView != null) { imageView.setImageBitmap(bitmap); imageView.setBackgroundColor(0x00000000); } } } } public void loadBitmap(Message message, ImageView imageView) { Bitmap bm; try { bm = xmppConnectionService.getFileBackend().getThumbnail(message, (int) (metrics.density * 288), true); } catch (FileNotFoundException e) { bm = null; } if (bm!=null) { imageView.setImageBitmap(bm); imageView.setBackgroundColor(0x00000000); } else { if (cancelPotentialWork(message, imageView)) { imageView.setBackgroundColor(0xff333333); final BitmapWorkerTask task = new BitmapWorkerTask(imageView); final AsyncDrawable asyncDrawable = new AsyncDrawable(getResources(), null, task); imageView.setImageDrawable(asyncDrawable); task.execute(message); } } } public static boolean cancelPotentialWork(Message message, ImageView imageView) { final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView); if (bitmapWorkerTask != null) { final Message oldMessage = bitmapWorkerTask.message; if (oldMessage == null || message != oldMessage) { bitmapWorkerTask.cancel(true); } else { return false; } } return true; } private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) { if (imageView != null) { final Drawable drawable = imageView.getDrawable(); if (drawable instanceof AsyncDrawable) { final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable; return asyncDrawable.getBitmapWorkerTask(); } } return null; } static class AsyncDrawable extends BitmapDrawable { private final WeakReference bitmapWorkerTaskReference; public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) { super(res, bitmap); bitmapWorkerTaskReference = new WeakReference(bitmapWorkerTask); } public BitmapWorkerTask getBitmapWorkerTask() { return bitmapWorkerTaskReference.get(); } } public void encryptTextMessage() { xmppConnectionService.getPgpEngine().encrypt(this.pendingMessage, new UiCallback() { @Override public void userInputRequried( PendingIntent pi) { activity.runIntent( pi, ConversationActivity.REQUEST_SEND_MESSAGE); } @Override public void success() { xmppConnectionService.sendMessage(pendingMessage, null); pendingMessage = null; ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager() .findFragmentByTag("conversation"); if (selectedFragment != null) { selectedFragment.clearInputField(); } } @Override public void error(int error) { } }); } }