mirror of
https://github.com/moparisthebest/Conversations
synced 2024-11-14 21:15:08 -05:00
450 lines
14 KiB
Java
450 lines
14 KiB
Java
package de.gultsch.chat.ui;
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import java.io.FileNotFoundException;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Hashtable;
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import java.util.List;
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import java.util.Set;
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import javax.crypto.spec.PSource;
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import net.java.otr4j.OtrException;
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import net.java.otr4j.session.SessionStatus;
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import de.gultsch.chat.R;
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import de.gultsch.chat.entities.Contact;
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import de.gultsch.chat.entities.Conversation;
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import de.gultsch.chat.entities.Message;
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import de.gultsch.chat.services.XmppConnectionService;
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import de.gultsch.chat.utils.PhoneHelper;
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import de.gultsch.chat.utils.UIHelper;
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import android.app.AlertDialog;
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import android.app.Fragment;
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import android.content.DialogInterface;
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import android.content.SharedPreferences;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Typeface;
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import android.net.Uri;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.View.OnLayoutChangeListener;
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import android.view.ViewGroup;
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import android.widget.ArrayAdapter;
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import android.widget.EditText;
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import android.widget.LinearLayout;
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import android.widget.ListView;
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import android.widget.ImageButton;
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import android.widget.ImageView;
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import android.widget.TextView;
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public class ConversationFragment extends Fragment {
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protected Conversation conversation;
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protected ListView messagesView;
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protected LayoutInflater inflater;
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protected List<Message> messageList = new ArrayList<Message>();
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protected ArrayAdapter<Message> messageListAdapter;
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protected Contact contact;
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protected BitmapCache mBitmapCache = new BitmapCache();
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private EditText chatMsg;
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protected Bitmap selfBitmap;
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private OnClickListener sendMsgListener = new OnClickListener() {
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@Override
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public void onClick(View v) {
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ConversationActivity activity = (ConversationActivity) getActivity();
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final XmppConnectionService xmppService = activity.xmppConnectionService;
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if (chatMsg.getText().length() < 1)
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return;
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Message message = new Message(conversation, chatMsg.getText()
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.toString(), conversation.nextMessageEncryption);
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if (conversation.nextMessageEncryption == Message.ENCRYPTION_OTR) {
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sendOtrMessage(message);
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} else {
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sendPlainTextMessage(message);
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}
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}
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};
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public void updateChatMsgHint() {
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if (conversation.getMode() == Conversation.MODE_MULTI) {
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chatMsg.setHint("Send message to conference");
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} else {
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switch (conversation.nextMessageEncryption) {
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case Message.ENCRYPTION_NONE:
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chatMsg.setHint("Send plain text message");
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break;
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case Message.ENCRYPTION_OTR:
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chatMsg.setHint("Send OTR encrypted message");
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break;
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case Message.ENCRYPTION_PGP:
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chatMsg.setHint("Send openPGP encryted messeage");
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default:
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break;
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}
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}
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}
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@Override
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public View onCreateView(final LayoutInflater inflater,
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ViewGroup container, Bundle savedInstanceState) {
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this.inflater = inflater;
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final View view = inflater.inflate(R.layout.fragment_conversation,
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container, false);
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chatMsg = (EditText) view.findViewById(R.id.textinput);
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ImageButton sendButton = (ImageButton) view
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.findViewById(R.id.textSendButton);
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sendButton.setOnClickListener(this.sendMsgListener);
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messagesView = (ListView) view.findViewById(R.id.messages_view);
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messageListAdapter = new ArrayAdapter<Message>(this.getActivity()
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.getApplicationContext(), R.layout.message_sent,
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this.messageList) {
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private static final int SENT = 0;
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private static final int RECIEVED = 1;
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private static final int ERROR = 2;
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@Override
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public int getViewTypeCount() {
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return 3;
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}
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@Override
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public int getItemViewType(int position) {
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if (getItem(position).getStatus() == Message.STATUS_RECIEVED) {
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return RECIEVED;
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} else if (getItem(position).getStatus() == Message.STATUS_ERROR) {
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return ERROR;
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} else {
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return SENT;
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}
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}
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@Override
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public View getView(int position, View view, ViewGroup parent) {
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Message item = getItem(position);
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int type = getItemViewType(position);
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ViewHolder viewHolder;
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if (view == null) {
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viewHolder = new ViewHolder();
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switch (type) {
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case SENT:
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view = (View) inflater.inflate(R.layout.message_sent,
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null);
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viewHolder.imageView = (ImageView) view
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.findViewById(R.id.message_photo);
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viewHolder.imageView.setImageBitmap(selfBitmap);
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break;
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case RECIEVED:
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view = (View) inflater.inflate(
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R.layout.message_recieved, null);
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viewHolder.imageView = (ImageView) view
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.findViewById(R.id.message_photo);
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if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
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Uri uri = item.getConversation().getProfilePhotoUri();
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if (uri != null) {
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viewHolder.imageView
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.setImageBitmap(mBitmapCache.get(item
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.getConversation().getName(), uri));
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} else {
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viewHolder.imageView
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.setImageBitmap(mBitmapCache.get(item
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.getConversation().getName(), null));
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}
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}
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break;
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case ERROR:
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view = (View) inflater.inflate(R.layout.message_error, null);
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viewHolder.imageView = (ImageView) view
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.findViewById(R.id.message_photo);
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viewHolder.imageView.setImageBitmap(mBitmapCache.getError());
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break;
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default:
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viewHolder = null;
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break;
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}
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viewHolder.messageBody = (TextView) view
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.findViewById(R.id.message_body);
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viewHolder.time = (TextView) view
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.findViewById(R.id.message_time);
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view.setTag(viewHolder);
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} else {
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viewHolder = (ViewHolder) view.getTag();
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}
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if (type == RECIEVED) {
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if (item.getConversation().getMode() == Conversation.MODE_MULTI) {
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if (item.getCounterpart() != null) {
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viewHolder.imageView.setImageBitmap(mBitmapCache
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.get(item.getCounterpart(), null));
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} else {
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viewHolder.imageView
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.setImageBitmap(mBitmapCache.get(item
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.getConversation().getName(), null));
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}
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}
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}
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String body = item.getBody();
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if (body != null) {
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viewHolder.messageBody.setText(body.trim());
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}
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if (item.getStatus() == Message.STATUS_UNSEND) {
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viewHolder.time.setTypeface(null, Typeface.ITALIC);
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viewHolder.time.setText("sending\u2026");
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} else {
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viewHolder.time.setTypeface(null, Typeface.NORMAL);
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if ((item.getConversation().getMode() == Conversation.MODE_SINGLE)
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|| (type != RECIEVED)) {
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viewHolder.time.setText(UIHelper
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.readableTimeDifference(item.getTimeSent()));
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} else {
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viewHolder.time.setText(item.getCounterpart()
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+ " \u00B7 "
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+ UIHelper.readableTimeDifference(item
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.getTimeSent()));
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}
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}
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return view;
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}
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};
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messagesView.setAdapter(messageListAdapter);
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return view;
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}
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protected Bitmap findSelfPicture() {
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SharedPreferences sharedPref = PreferenceManager
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.getDefaultSharedPreferences(getActivity()
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.getApplicationContext());
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boolean showPhoneSelfContactPicture = sharedPref.getBoolean(
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"show_phone_selfcontact_picture", true);
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Bitmap self = null;
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if (showPhoneSelfContactPicture) {
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Uri selfiUri = PhoneHelper.getSefliUri(getActivity());
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if (selfiUri!=null) {
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try {
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self = BitmapFactory.decodeStream(getActivity()
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.getContentResolver().openInputStream(selfiUri));
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} catch (FileNotFoundException e) {
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self = null;
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}
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}
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}
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if (self==null){
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self = UIHelper.getUnknownContactPicture(conversation.getAccount()
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.getJid(), 200);
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}
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final Bitmap selfBitmap = self;
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return selfBitmap;
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}
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@Override
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public void onStart() {
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super.onStart();
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ConversationActivity activity = (ConversationActivity) getActivity();
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if (activity.xmppConnectionServiceBound) {
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this.onBackendConnected();
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}
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}
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public void onBackendConnected() {
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final ConversationActivity activity = (ConversationActivity) getActivity();
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this.conversation = activity.getSelectedConversation();
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this.selfBitmap = findSelfPicture();
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updateMessages();
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// rendering complete. now go tell activity to close pane
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if (!activity.shouldPaneBeOpen()) {
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activity.getSlidingPaneLayout().closePane();
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activity.getActionBar().setDisplayHomeAsUpEnabled(true);
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activity.getActionBar().setTitle(conversation.getName());
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activity.invalidateOptionsMenu();
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if (!conversation.isRead()) {
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conversation.markRead();
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activity.updateConversationList();
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}
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}
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}
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public void updateMessages() {
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ConversationActivity activity = (ConversationActivity) getActivity();
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this.messageList.clear();
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this.messageList.addAll(this.conversation.getMessages());
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this.messageListAdapter.notifyDataSetChanged();
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if (messageList.size() >= 1) {
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int latestEncryption = this.conversation.getLatestMessage()
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.getEncryption();
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conversation.nextMessageEncryption = latestEncryption;
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makeFingerprintWarning(latestEncryption);
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}
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getActivity().invalidateOptionsMenu();
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updateChatMsgHint();
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int size = this.messageList.size();
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if (size >= 1)
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messagesView.setSelection(size - 1);
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if (!activity.shouldPaneBeOpen()) {
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conversation.markRead();
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activity.updateConversationList();
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}
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}
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protected void makeFingerprintWarning(int latestEncryption) {
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final LinearLayout fingerprintWarning = (LinearLayout) getView()
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.findViewById(R.id.new_fingerprint);
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if (conversation.getContact() != null) {
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Set<String> knownFingerprints = conversation.getContact()
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.getOtrFingerprints();
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if ((latestEncryption == Message.ENCRYPTION_OTR)
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&& (conversation.hasValidOtrSession()
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&& (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) && (!knownFingerprints
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.contains(conversation.getOtrFingerprint())))) {
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fingerprintWarning.setVisibility(View.VISIBLE);
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TextView fingerprint = (TextView) getView().findViewById(
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R.id.otr_fingerprint);
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fingerprint.setText(conversation.getOtrFingerprint());
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fingerprintWarning.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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AlertDialog dialog = UIHelper
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.getVerifyFingerprintDialog(
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(ConversationActivity) getActivity(),
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conversation, fingerprintWarning);
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dialog.show();
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}
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});
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} else {
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fingerprintWarning.setVisibility(View.GONE);
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}
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} else {
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fingerprintWarning.setVisibility(View.GONE);
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}
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}
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protected void sendPlainTextMessage(Message message) {
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ConversationActivity activity = (ConversationActivity) getActivity();
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activity.xmppConnectionService.sendMessage(conversation.getAccount(),
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message, null);
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chatMsg.setText("");
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}
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protected void sendOtrMessage(final Message message) {
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ConversationActivity activity = (ConversationActivity) getActivity();
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final XmppConnectionService xmppService = activity.xmppConnectionService;
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if (conversation.hasValidOtrSession()) {
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activity.xmppConnectionService.sendMessage(
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conversation.getAccount(), message, null);
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chatMsg.setText("");
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} else {
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Hashtable<String, Integer> presences;
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if (conversation.getContact() != null) {
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presences = conversation.getContact().getPresences();
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} else {
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presences = null;
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}
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if ((presences == null) || (presences.size() == 0)) {
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AlertDialog.Builder builder = new AlertDialog.Builder(
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getActivity());
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builder.setTitle("Contact is offline");
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builder.setIconAttribute(android.R.attr.alertDialogIcon);
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builder.setMessage("Sending OTR encrypted messages to an offline contact is impossible.");
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builder.setPositiveButton("Send plain text",
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new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog,
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int which) {
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conversation.nextMessageEncryption = Message.ENCRYPTION_NONE;
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message.setEncryption(Message.ENCRYPTION_NONE);
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xmppService.sendMessage(
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conversation.getAccount(), message,
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null);
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chatMsg.setText("");
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}
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});
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builder.setNegativeButton("Cancel", null);
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builder.create().show();
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} else if (presences.size() == 1) {
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xmppService.sendMessage(conversation.getAccount(), message,
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(String) presences.keySet().toArray()[0]);
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chatMsg.setText("");
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} else {
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AlertDialog.Builder builder = new AlertDialog.Builder(
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getActivity());
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builder.setTitle("Choose Presence");
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final String[] presencesArray = new String[presences.size()];
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presences.keySet().toArray(presencesArray);
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builder.setItems(presencesArray,
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new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog,
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int which) {
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xmppService.sendMessage(
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conversation.getAccount(), message,
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presencesArray[which]);
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chatMsg.setText("");
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}
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});
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builder.create().show();
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}
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}
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}
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private static class ViewHolder {
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protected TextView time;
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protected TextView messageBody;
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protected ImageView imageView;
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}
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private class BitmapCache {
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private HashMap<String, Bitmap> bitmaps = new HashMap<String, Bitmap>();
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private Bitmap error = null;
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public Bitmap get(String name, Uri uri) {
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if (bitmaps.containsKey(name)) {
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return bitmaps.get(name);
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} else {
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Bitmap bm;
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if (uri != null) {
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try {
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bm = BitmapFactory.decodeStream(getActivity()
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.getContentResolver().openInputStream(uri));
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} catch (FileNotFoundException e) {
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bm = UIHelper.getUnknownContactPicture(name, 200);
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}
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} else {
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bm = UIHelper.getUnknownContactPicture(name, 200);
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}
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bitmaps.put(name, bm);
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return bm;
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}
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}
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public Bitmap getError() {
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if (error == null) {
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error = UIHelper.getErrorPicture(200);
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}
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return error;
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}
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}
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}
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