conversations-classic/src/eu/siacs/conversations/ui/ConversationFragment.java
2014-05-21 16:43:19 +02:00

795 lines
24 KiB
Java

package eu.siacs.conversations.ui;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Set;
import net.java.otr4j.session.SessionStatus;
import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.PgpEngine;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.entities.MucOptions;
import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
import eu.siacs.conversations.services.ImageProvider;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.utils.UIHelper;
import eu.siacs.conversations.xmpp.jingle.JingleConnection;
import android.app.AlertDialog;
import android.app.Fragment;
import android.app.PendingIntent;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentSender;
import android.content.SharedPreferences;
import android.content.IntentSender.SendIntentException;
import android.graphics.Bitmap;
import android.graphics.Typeface;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.text.Editable;
import android.text.Selection;
import android.util.DisplayMetrics;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
public class ConversationFragment extends Fragment {
protected Conversation conversation;
protected ListView messagesView;
protected LayoutInflater inflater;
protected List<Message> messageList = new ArrayList<Message>();
protected ArrayAdapter<Message> messageListAdapter;
protected Contact contact;
protected BitmapCache mBitmapCache = new BitmapCache();
protected String queuedPqpMessage = null;
private EditText chatMsg;
private String pastedText = null;
protected Bitmap selfBitmap;
private boolean useSubject = true;
private IntentSender askForPassphraseIntent = null;
private OnClickListener sendMsgListener = new OnClickListener() {
@Override
public void onClick(View v) {
if (chatMsg.getText().length() < 1)
return;
Message message = new Message(conversation, chatMsg.getText()
.toString(), conversation.getNextEncryption());
if (conversation.getNextEncryption() == Message.ENCRYPTION_OTR) {
sendOtrMessage(message);
} else if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
sendPgpMessage(message);
} else {
sendPlainTextMessage(message);
}
}
};
protected OnClickListener clickToDecryptListener = new OnClickListener() {
@Override
public void onClick(View v) {
if (askForPassphraseIntent != null) {
try {
getActivity().startIntentSenderForResult(
askForPassphraseIntent,
ConversationActivity.REQUEST_DECRYPT_PGP, null, 0,
0, 0);
} catch (SendIntentException e) {
Log.d("xmppService", "couldnt fire intent");
}
}
}
};
private LinearLayout pgpInfo;
private LinearLayout mucError;
private TextView mucErrorText;
private OnClickListener clickToMuc = new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(getActivity(), MucDetailsActivity.class);
intent.setAction(MucDetailsActivity.ACTION_VIEW_MUC);
intent.putExtra("uuid", conversation.getUuid());
startActivity(intent);
}
};
private ConversationActivity activity;
public void hidePgpPassphraseBox() {
pgpInfo.setVisibility(View.GONE);
}
public void updateChatMsgHint() {
if (conversation.getMode() == Conversation.MODE_MULTI) {
chatMsg.setHint(getString(R.string.send_message_to_conference));
} else {
switch (conversation.getNextEncryption()) {
case Message.ENCRYPTION_NONE:
chatMsg.setHint(getString(R.string.send_plain_text_message));
break;
case Message.ENCRYPTION_OTR:
chatMsg.setHint(getString(R.string.send_otr_message));
break;
case Message.ENCRYPTION_PGP:
chatMsg.setHint(getString(R.string.send_pgp_message));
break;
default:
break;
}
}
}
@Override
public View onCreateView(final LayoutInflater inflater,
ViewGroup container, Bundle savedInstanceState) {
final DisplayMetrics metrics = getResources().getDisplayMetrics();
this.inflater = inflater;
final View view = inflater.inflate(R.layout.fragment_conversation,
container, false);
chatMsg = (EditText) view.findViewById(R.id.textinput);
ImageButton sendButton = (ImageButton) view
.findViewById(R.id.textSendButton);
sendButton.setOnClickListener(this.sendMsgListener);
pgpInfo = (LinearLayout) view.findViewById(R.id.pgp_keyentry);
pgpInfo.setOnClickListener(clickToDecryptListener);
mucError = (LinearLayout) view.findViewById(R.id.muc_error);
mucError.setOnClickListener(clickToMuc);
mucErrorText = (TextView) view.findViewById(R.id.muc_error_msg);
messagesView = (ListView) view.findViewById(R.id.messages_view);
messageListAdapter = new ArrayAdapter<Message>(this.getActivity()
.getApplicationContext(), R.layout.message_sent,
this.messageList) {
private static final int SENT = 0;
private static final int RECIEVED = 1;
@Override
public int getViewTypeCount() {
return 2;
}
@Override
public int getItemViewType(int position) {
if (getItem(position).getStatus() <= Message.STATUS_RECIEVED) {
return RECIEVED;
} else {
return SENT;
}
}
private void displayStatus(ViewHolder viewHolder, Message message) {
String filesize = null;
String info = null;
boolean error = false;
if (message.getType() == Message.TYPE_IMAGE) {
String[] fileParams = message.getBody().split(",");
try {
long size = Long.parseLong(fileParams[0]);
filesize = size / 1024 + " KB";
} catch (NumberFormatException e) {
filesize = "0 KB";
}
}
switch (message.getStatus()) {
case Message.STATUS_UNSEND:
info = getString(R.string.sending);
break;
case Message.STATUS_OFFERED:
info = getString(R.string.offering);
break;
case Message.STATUS_SEND_FAILED:
info = getString(R.string.send_failed);
error = true;
break;
case Message.STATUS_SEND_REJECTED:
info = getString(R.string.send_rejected);
error = true;
break;
default:
if ((message.getConversation().getMode() == Conversation.MODE_MULTI)
&& (message.getStatus() <= Message.STATUS_RECIEVED)) {
info = message.getCounterpart();
}
break;
}
if (error) {
viewHolder.time.setTextColor(0xFFe92727);
} else {
viewHolder.time.setTextColor(0xFF8e8e8e);
}
if (message.getEncryption() == Message.ENCRYPTION_NONE) {
viewHolder.indicator.setVisibility(View.GONE);
} else {
viewHolder.indicator.setVisibility(View.VISIBLE);
}
String formatedTime = UIHelper.readableTimeDifference(getContext(), message
.getTimeSent());
if (message.getStatus() <= Message.STATUS_RECIEVED) {
if ((filesize != null) && (info != null)) {
viewHolder.time.setText(filesize + " \u00B7 " + info);
} else if ((filesize == null) && (info != null)) {
viewHolder.time.setText(formatedTime + " \u00B7 "
+ info);
} else if ((filesize != null) && (info == null)) {
viewHolder.time.setText(formatedTime + " \u00B7 "
+ filesize);
} else {
viewHolder.time.setText(formatedTime);
}
} else {
if ((filesize != null) && (info != null)) {
viewHolder.time.setText(filesize + " \u00B7 " + info);
} else if ((filesize == null) && (info != null)) {
viewHolder.time.setText(info + " \u00B7 "
+ formatedTime);
} else if ((filesize != null) && (info == null)) {
viewHolder.time.setText(filesize + " \u00B7 "
+ formatedTime);
} else {
viewHolder.time.setText(formatedTime);
}
}
}
private void displayInfoMessage(ViewHolder viewHolder, int r) {
if (viewHolder.download_button != null) {
viewHolder.download_button.setVisibility(View.GONE);
}
viewHolder.image.setVisibility(View.GONE);
viewHolder.messageBody.setVisibility(View.VISIBLE);
viewHolder.messageBody.setText(getString(r));
viewHolder.messageBody.setTextColor(0xff33B5E5);
viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
}
private void displayDecryptionFailed(ViewHolder viewHolder) {
viewHolder.download_button.setVisibility(View.GONE);
viewHolder.image.setVisibility(View.GONE);
viewHolder.messageBody.setVisibility(View.VISIBLE);
viewHolder.messageBody
.setText(getString(R.string.decryption_failed));
viewHolder.messageBody.setTextColor(0xFFe92727);
viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
}
private void displayTextMessage(ViewHolder viewHolder, String text) {
if (viewHolder.download_button != null) {
viewHolder.download_button.setVisibility(View.GONE);
}
viewHolder.image.setVisibility(View.GONE);
viewHolder.messageBody.setVisibility(View.VISIBLE);
if (text != null) {
viewHolder.messageBody.setText(text.trim());
} else {
viewHolder.messageBody.setText("");
}
viewHolder.messageBody.setTextColor(0xff333333);
viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
}
private void displayImageMessage(ViewHolder viewHolder,
final Message message) {
if (viewHolder.download_button != null) {
viewHolder.download_button.setVisibility(View.GONE);
}
viewHolder.messageBody.setVisibility(View.GONE);
viewHolder.image.setVisibility(View.VISIBLE);
String[] fileParams = message.getBody().split(",");
if (fileParams.length == 3) {
double target = metrics.density * 288;
int w = Integer.parseInt(fileParams[1]);
int h = Integer.parseInt(fileParams[2]);
int scalledW;
int scalledH;
if (w <= h) {
scalledW = (int) (w / ((double) h / target));
scalledH = (int) target;
} else {
scalledW = (int) target;
scalledH = (int) (h / ((double) w / target));
}
viewHolder.image
.setLayoutParams(new LinearLayout.LayoutParams(
scalledW, scalledH));
}
activity.loadBitmap(message, viewHolder.image);
viewHolder.image.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(
ImageProvider.getContentUri(message), "image/*");
startActivity(intent);
}
});
}
@Override
public View getView(int position, View view, ViewGroup parent) {
final Message item = getItem(position);
int type = getItemViewType(position);
ViewHolder viewHolder;
if (view == null) {
viewHolder = new ViewHolder();
switch (type) {
case SENT:
view = (View) inflater.inflate(R.layout.message_sent,
null);
viewHolder.contact_picture = (ImageView) view
.findViewById(R.id.message_photo);
viewHolder.contact_picture.setImageBitmap(selfBitmap);
break;
case RECIEVED:
view = (View) inflater.inflate(
R.layout.message_recieved, null);
viewHolder.contact_picture = (ImageView) view
.findViewById(R.id.message_photo);
viewHolder.download_button = (Button) view
.findViewById(R.id.download_button);
if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
viewHolder.contact_picture
.setImageBitmap(mBitmapCache.get(
item.getConversation().getName(
useSubject), item
.getConversation()
.getContact(),
getActivity()
.getApplicationContext()));
}
break;
default:
viewHolder = null;
break;
}
viewHolder.indicator = (ImageView) view
.findViewById(R.id.security_indicator);
viewHolder.image = (ImageView) view
.findViewById(R.id.message_image);
viewHolder.messageBody = (TextView) view
.findViewById(R.id.message_body);
viewHolder.time = (TextView) view
.findViewById(R.id.message_time);
view.setTag(viewHolder);
} else {
viewHolder = (ViewHolder) view.getTag();
}
if (type == RECIEVED) {
if (item.getConversation().getMode() == Conversation.MODE_MULTI) {
viewHolder.contact_picture.setImageBitmap(mBitmapCache
.get(item.getCounterpart(), null, getActivity()
.getApplicationContext()));
viewHolder.contact_picture
.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
highlightInConference(item.getCounterpart());
}
});
}
}
if (item.getType() == Message.TYPE_IMAGE) {
if (item.getStatus() == Message.STATUS_RECIEVING) {
displayInfoMessage(viewHolder, R.string.receiving_image);
} else if (item.getStatus() == Message.STATUS_RECEIVED_OFFER) {
viewHolder.image.setVisibility(View.GONE);
viewHolder.messageBody.setVisibility(View.GONE);
viewHolder.download_button.setVisibility(View.VISIBLE);
viewHolder.download_button
.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
JingleConnection connection = item
.getJingleConnection();
if (connection != null) {
connection.accept();
} else {
Log.d("xmppService",
"attached jingle connection was null");
}
}
});
} else if ((item.getEncryption() == Message.ENCRYPTION_DECRYPTED)
|| (item.getEncryption() == Message.ENCRYPTION_NONE)) {
displayImageMessage(viewHolder, item);
} else if (item.getEncryption() == Message.ENCRYPTION_PGP) {
displayInfoMessage(viewHolder,
R.string.encrypted_message);
} else {
displayDecryptionFailed(viewHolder);
}
} else {
if (item.getEncryption() == Message.ENCRYPTION_PGP) {
displayInfoMessage(viewHolder,
R.string.encrypted_message);
} else if (item.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
displayDecryptionFailed(viewHolder);
} else {
displayTextMessage(viewHolder, item.getBody());
}
}
displayStatus(viewHolder, item);
return view;
}
};
messagesView.setAdapter(messageListAdapter);
return view;
}
protected void highlightInConference(String nick) {
String oldString = chatMsg.getText().toString().trim();
if (oldString.isEmpty()) {
chatMsg.setText(nick+": ");
} else {
chatMsg.setText(oldString+" "+nick+" ");
}
int position = chatMsg.length();
Editable etext = chatMsg.getText();
Selection.setSelection(etext, position);
}
protected Bitmap findSelfPicture() {
SharedPreferences sharedPref = PreferenceManager
.getDefaultSharedPreferences(getActivity()
.getApplicationContext());
boolean showPhoneSelfContactPicture = sharedPref.getBoolean(
"show_phone_selfcontact_picture", true);
return UIHelper.getSelfContactPicture(conversation.getAccount(), 48,
showPhoneSelfContactPicture, getActivity());
}
@Override
public void onStart() {
super.onStart();
this.activity = (ConversationActivity) getActivity();
SharedPreferences preferences = PreferenceManager
.getDefaultSharedPreferences(activity);
this.useSubject = preferences.getBoolean("use_subject_in_muc", true);
if (activity.xmppConnectionServiceBound) {
this.onBackendConnected();
}
}
@Override
public void onStop() {
super.onStop();
if (this.conversation != null) {
this.conversation.setNextMessage(chatMsg.getText().toString());
}
}
public void onBackendConnected() {
this.conversation = activity.getSelectedConversation();
if (this.conversation == null) {
return;
}
String oldString = conversation.getNextMessage().trim();
if (this.pastedText == null) {
this.chatMsg.setText(oldString);
} else {
if (oldString.isEmpty()) {
chatMsg.setText(pastedText);
} else {
chatMsg.setText(oldString + " " + pastedText);
}
pastedText = null;
}
int position = chatMsg.length();
Editable etext = chatMsg.getText();
Selection.setSelection(etext, position);
this.selfBitmap = findSelfPicture();
updateMessages();
if (activity.getSlidingPaneLayout().isSlideable()) {
if (!activity.shouldPaneBeOpen()) {
activity.getSlidingPaneLayout().closePane();
activity.getActionBar().setDisplayHomeAsUpEnabled(true);
activity.getActionBar().setTitle(
conversation.getName(useSubject));
activity.invalidateOptionsMenu();
}
}
if (conversation.getMode() == Conversation.MODE_MULTI) {
activity.xmppConnectionService
.setOnRenameListener(new OnRenameListener() {
@Override
public void onRename(final boolean success) {
activity.xmppConnectionService
.updateConversation(conversation);
getActivity().runOnUiThread(new Runnable() {
@Override
public void run() {
if (success) {
Toast.makeText(
getActivity(),
getString(R.string.your_nick_has_been_changed),
Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(
getActivity(),
getString(R.string.nick_in_use),
Toast.LENGTH_SHORT).show();
}
}
});
}
});
}
}
private void decryptMessage(final Message message) {
PgpEngine engine = activity.xmppConnectionService.getPgpEngine();
if (engine != null) {
engine.decrypt(message, new UiCallback() {
@Override
public void userInputRequried(PendingIntent pi) {
askForPassphraseIntent = pi.getIntentSender();
pgpInfo.setVisibility(View.VISIBLE);
}
@Override
public void success() {
activity.xmppConnectionService.databaseBackend
.updateMessage(message);
updateMessages();
}
@Override
public void error(int error) {
message.setEncryption(Message.ENCRYPTION_DECRYPTION_FAILED);
// updateMessages();
}
});
} else {
pgpInfo.setVisibility(View.VISIBLE);
}
}
public void updateMessages() {
if (getView() == null) {
return;
}
ConversationActivity activity = (ConversationActivity) getActivity();
if (this.conversation != null) {
for (Message message : this.conversation.getMessages()) {
if ((message.getEncryption() == Message.ENCRYPTION_PGP)
&& ((message.getStatus() == Message.STATUS_RECIEVED) || (message
.getStatus() == Message.STATUS_SEND))) {
decryptMessage(message);
break;
}
}
this.messageList.clear();
this.messageList.addAll(this.conversation.getMessages());
this.messageListAdapter.notifyDataSetChanged();
if (conversation.getMode() == Conversation.MODE_SINGLE) {
if (messageList.size() >= 1) {
makeFingerprintWarning(conversation.getLatestEncryption());
}
} else {
if (conversation.getMucOptions().getError() != 0) {
mucError.setVisibility(View.VISIBLE);
if (conversation.getMucOptions().getError() == MucOptions.ERROR_NICK_IN_USE) {
mucErrorText.setText(getString(R.string.nick_in_use));
}
} else {
mucError.setVisibility(View.GONE);
}
}
getActivity().invalidateOptionsMenu();
updateChatMsgHint();
int size = this.messageList.size();
if (size >= 1)
messagesView.setSelection(size - 1);
if (!activity.shouldPaneBeOpen()) {
conversation.markRead();
// TODO update notifications
UIHelper.updateNotification(getActivity(),
activity.getConversationList(), null, false);
activity.updateConversationList();
}
}
}
protected void makeFingerprintWarning(int latestEncryption) {
final LinearLayout fingerprintWarning = (LinearLayout) getView()
.findViewById(R.id.new_fingerprint);
Set<String> knownFingerprints = conversation.getContact()
.getOtrFingerprints();
if ((latestEncryption == Message.ENCRYPTION_OTR)
&& (conversation.hasValidOtrSession()
&& (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) && (!knownFingerprints
.contains(conversation.getOtrFingerprint())))) {
fingerprintWarning.setVisibility(View.VISIBLE);
TextView fingerprint = (TextView) getView().findViewById(
R.id.otr_fingerprint);
fingerprint.setText(conversation.getOtrFingerprint());
fingerprintWarning.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
AlertDialog dialog = UIHelper.getVerifyFingerprintDialog(
(ConversationActivity) getActivity(), conversation,
fingerprintWarning);
dialog.show();
}
});
} else {
fingerprintWarning.setVisibility(View.GONE);
}
}
protected void sendPlainTextMessage(Message message) {
ConversationActivity activity = (ConversationActivity) getActivity();
activity.xmppConnectionService.sendMessage(message, null);
chatMsg.setText("");
}
protected void sendPgpMessage(final Message message) {
activity.pendingMessage = message;
final ConversationActivity activity = (ConversationActivity) getActivity();
final XmppConnectionService xmppService = activity.xmppConnectionService;
final Contact contact = message.getConversation().getContact();
if (activity.hasPgp()) {
if (contact.getPgpKeyId() != 0) {
xmppService.getPgpEngine().hasKey(contact, new UiCallback() {
@Override
public void userInputRequried(PendingIntent pi) {
activity.runIntent(pi,
ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
}
@Override
public void success() {
activity.encryptTextMessage();
}
@Override
public void error(int error) {
}
});
} else {
showNoPGPKeyDialog(new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
conversation.setNextEncryption(Message.ENCRYPTION_NONE);
message.setEncryption(Message.ENCRYPTION_NONE);
xmppService.sendMessage(message, null);
chatMsg.setText("");
}
});
}
}
}
public void showNoPGPKeyDialog(DialogInterface.OnClickListener listener) {
AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
builder.setTitle(getString(R.string.no_pgp_key));
builder.setIconAttribute(android.R.attr.alertDialogIcon);
builder.setMessage(getText(R.string.contact_has_no_pgp_key));
builder.setNegativeButton(getString(R.string.cancel), null);
builder.setPositiveButton(getString(R.string.send_unencrypted),
listener);
builder.create().show();
}
protected void sendOtrMessage(final Message message) {
ConversationActivity activity = (ConversationActivity) getActivity();
final XmppConnectionService xmppService = activity.xmppConnectionService;
if (conversation.hasValidOtrSession()) {
activity.xmppConnectionService.sendMessage(message, null);
chatMsg.setText("");
} else {
activity.selectPresence(message.getConversation(),
new OnPresenceSelected() {
@Override
public void onPresenceSelected(boolean success,
String presence) {
if (success) {
xmppService.sendMessage(message, presence);
chatMsg.setText("");
}
}
@Override
public void onSendPlainTextInstead() {
message.setEncryption(Message.ENCRYPTION_NONE);
xmppService.sendMessage(message, null);
chatMsg.setText("");
}
}, "otr");
}
}
private static class ViewHolder {
protected Button download_button;
protected ImageView image;
protected ImageView indicator;
protected TextView time;
protected TextView messageBody;
protected ImageView contact_picture;
}
private class BitmapCache {
private HashMap<String, Bitmap> bitmaps = new HashMap<String, Bitmap>();
public Bitmap get(String name, Contact contact, Context context) {
if (bitmaps.containsKey(name)) {
return bitmaps.get(name);
} else {
Bitmap bm;
if (contact != null) {
bm = UIHelper
.getContactPicture(contact, 48, context, false);
} else {
bm = UIHelper.getContactPicture(name, 48, context, false);
}
bitmaps.put(name, bm);
return bm;
}
}
}
public void setText(String text) {
this.pastedText = text;
}
public void clearInputField() {
this.chatMsg.setText("");
}
}