MessageAdapter.java

  1package eu.siacs.conversations.ui.adapter;
  2
  3import java.util.HashMap;
  4import java.util.List;
  5
  6import eu.siacs.conversations.R;
  7import eu.siacs.conversations.entities.Contact;
  8import eu.siacs.conversations.entities.Conversation;
  9import eu.siacs.conversations.entities.Message;
 10import eu.siacs.conversations.services.ImageProvider;
 11import eu.siacs.conversations.ui.ConversationActivity;
 12import eu.siacs.conversations.utils.UIHelper;
 13import eu.siacs.conversations.xmpp.jingle.JingleConnection;
 14import android.content.Context;
 15import android.content.Intent;
 16import android.content.SharedPreferences;
 17import android.graphics.Bitmap;
 18import android.graphics.Typeface;
 19import android.preference.PreferenceManager;
 20import android.util.DisplayMetrics;
 21import android.view.View;
 22import android.view.ViewGroup;
 23import android.view.View.OnClickListener;
 24import android.view.View.OnLongClickListener;
 25import android.widget.ArrayAdapter;
 26import android.widget.Button;
 27import android.widget.ImageView;
 28import android.widget.LinearLayout;
 29import android.widget.TextView;
 30import android.widget.Toast;
 31
 32public class MessageAdapter extends ArrayAdapter<Message> {
 33
 34	private static final int SENT = 0;
 35	private static final int RECIEVED = 1;
 36	private static final int STATUS = 2;
 37
 38	private ConversationActivity activity;
 39
 40	private Bitmap selfBitmap2;
 41
 42	private BitmapCache mBitmapCache = new BitmapCache();
 43	private DisplayMetrics metrics;
 44
 45	private boolean useSubject = true;
 46
 47	private OnContactPictureClicked mOnContactPictureClickedListener;
 48
 49	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
 50		super(activity, 0, messages);
 51		this.activity = activity;
 52		metrics = getContext().getResources().getDisplayMetrics();
 53		SharedPreferences preferences = PreferenceManager
 54				.getDefaultSharedPreferences(getContext());
 55		useSubject = preferences.getBoolean("use_subject_in_muc", true);
 56	}
 57
 58	private Bitmap getSelfBitmap() {
 59		if (this.selfBitmap2 == null) {
 60
 61			if (getCount() > 0) {
 62				SharedPreferences preferences = PreferenceManager
 63						.getDefaultSharedPreferences(getContext());
 64				boolean showPhoneSelfContactPicture = preferences.getBoolean(
 65						"show_phone_selfcontact_picture", true);
 66
 67				this.selfBitmap2 = UIHelper.getSelfContactPicture(getItem(0)
 68						.getConversation().getAccount(), 48,
 69						showPhoneSelfContactPicture, getContext());
 70			}
 71		}
 72		return this.selfBitmap2;
 73	}
 74
 75	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 76		this.mOnContactPictureClickedListener = listener;
 77	}
 78
 79	@Override
 80	public int getViewTypeCount() {
 81		return 3;
 82	}
 83
 84	@Override
 85	public int getItemViewType(int position) {
 86		if (getItem(position).getType() == Message.TYPE_STATUS) {
 87			return STATUS;
 88		} else if (getItem(position).getStatus() <= Message.STATUS_RECIEVED) {
 89			return RECIEVED;
 90		} else {
 91			return SENT;
 92		}
 93	}
 94
 95	private void displayStatus(ViewHolder viewHolder, Message message) {
 96		String filesize = null;
 97		String info = null;
 98		boolean error = false;
 99		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
100				&& message.getStatus() <= Message.STATUS_RECIEVED;
101		if (message.getType() == Message.TYPE_IMAGE) {
102			String[] fileParams = message.getBody().split(",");
103			try {
104				long size = Long.parseLong(fileParams[0]);
105				filesize = size / 1024 + " KB";
106			} catch (NumberFormatException e) {
107				filesize = "0 KB";
108			}
109		}
110		switch (message.getStatus()) {
111		case Message.STATUS_WAITING:
112			info = getContext().getString(R.string.waiting);
113			break;
114		case Message.STATUS_UNSEND:
115			info = getContext().getString(R.string.sending);
116			break;
117		case Message.STATUS_OFFERED:
118			info = getContext().getString(R.string.offering);
119			break;
120		case Message.STATUS_SEND_FAILED:
121			info = getContext().getString(R.string.send_failed);
122			error = true;
123			break;
124		case Message.STATUS_SEND_REJECTED:
125			info = getContext().getString(R.string.send_rejected);
126			error = true;
127			break;
128		case Message.STATUS_RECEPTION_FAILED:
129			info = getContext().getString(R.string.reception_failed);
130			error = true;
131		default:
132			if (multiReceived) {
133				info = message.getCounterpart();
134			}
135			break;
136		}
137		if (error) {
138			viewHolder.time.setTextColor(0xFFe92727);
139		} else {
140			viewHolder.time.setTextColor(activity.getSecondaryTextColor());
141		}
142		if (message.getEncryption() == Message.ENCRYPTION_NONE) {
143			viewHolder.indicator.setVisibility(View.GONE);
144		} else {
145			viewHolder.indicator.setVisibility(View.VISIBLE);
146		}
147
148		String formatedTime = UIHelper.readableTimeDifference(getContext(),
149				message.getTimeSent());
150		if (message.getStatus() <= Message.STATUS_RECIEVED) {
151			if ((filesize != null) && (info != null)) {
152				viewHolder.time.setText(filesize + " \u00B7 " + info);
153			} else if ((filesize == null) && (info != null)) {
154				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
155			} else if ((filesize != null) && (info == null)) {
156				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
157			} else {
158				viewHolder.time.setText(formatedTime);
159			}
160		} else {
161			if ((filesize != null) && (info != null)) {
162				viewHolder.time.setText(filesize + " \u00B7 " + info);
163			} else if ((filesize == null) && (info != null)) {
164				if (error) {
165					viewHolder.time.setText(info + " \u00B7 " + formatedTime);
166				} else {
167					viewHolder.time.setText(info);
168				}
169			} else if ((filesize != null) && (info == null)) {
170				viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
171			} else {
172				viewHolder.time.setText(formatedTime);
173			}
174		}
175	}
176
177	private void displayInfoMessage(ViewHolder viewHolder, int r) {
178		if (viewHolder.download_button != null) {
179			viewHolder.download_button.setVisibility(View.GONE);
180		}
181		viewHolder.image.setVisibility(View.GONE);
182		viewHolder.messageBody.setVisibility(View.VISIBLE);
183		viewHolder.messageBody.setText(getContext().getString(r));
184		viewHolder.messageBody.setTextColor(0xff33B5E5);
185		viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
186		viewHolder.messageBody.setTextIsSelectable(false);
187	}
188
189	private void displayDecryptionFailed(ViewHolder viewHolder) {
190		if (viewHolder.download_button != null) {
191			viewHolder.download_button.setVisibility(View.GONE);
192		}
193		viewHolder.image.setVisibility(View.GONE);
194		viewHolder.messageBody.setVisibility(View.VISIBLE);
195		viewHolder.messageBody.setText(getContext().getString(
196				R.string.decryption_failed));
197		viewHolder.messageBody.setTextColor(0xFFe92727);
198		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
199		viewHolder.messageBody.setTextIsSelectable(false);
200	}
201
202	private void displayTextMessage(ViewHolder viewHolder, String text) {
203		if (viewHolder.download_button != null) {
204			viewHolder.download_button.setVisibility(View.GONE);
205		}
206		viewHolder.image.setVisibility(View.GONE);
207		viewHolder.messageBody.setVisibility(View.VISIBLE);
208		if (text != null) {
209			viewHolder.messageBody.setText(text.trim());
210		} else {
211			viewHolder.messageBody.setText("");
212		}
213		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
214		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
215		viewHolder.messageBody.setTextIsSelectable(true);
216	}
217
218	private void displayImageMessage(ViewHolder viewHolder,
219			final Message message) {
220		if (viewHolder.download_button != null) {
221			viewHolder.download_button.setVisibility(View.GONE);
222		}
223		viewHolder.messageBody.setVisibility(View.GONE);
224		viewHolder.image.setVisibility(View.VISIBLE);
225		String[] fileParams = message.getBody().split(",");
226		if (fileParams.length == 3) {
227			double target = metrics.density * 288;
228			int w = Integer.parseInt(fileParams[1]);
229			int h = Integer.parseInt(fileParams[2]);
230			int scalledW;
231			int scalledH;
232			if (w <= h) {
233				scalledW = (int) (w / ((double) h / target));
234				scalledH = (int) target;
235			} else {
236				scalledW = (int) target;
237				scalledH = (int) (h / ((double) w / target));
238			}
239			viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
240					scalledW, scalledH));
241		}
242		activity.loadBitmap(message, viewHolder.image);
243		viewHolder.image.setOnClickListener(new OnClickListener() {
244
245			@Override
246			public void onClick(View v) {
247				Intent intent = new Intent(Intent.ACTION_VIEW);
248				intent.setDataAndType(ImageProvider.getContentUri(message),
249						"image/*");
250				getContext().startActivity(intent);
251			}
252		});
253		viewHolder.image.setOnLongClickListener(new OnLongClickListener() {
254
255			@Override
256			public boolean onLongClick(View v) {
257				Intent shareIntent = new Intent();
258				shareIntent.setAction(Intent.ACTION_SEND);
259				shareIntent.putExtra(Intent.EXTRA_STREAM,
260						ImageProvider.getContentUri(message));
261				shareIntent.setType("image/webp");
262				getContext().startActivity(
263						Intent.createChooser(shareIntent,
264								getContext().getText(R.string.share_with)));
265				return true;
266			}
267		});
268	}
269
270	@Override
271	public View getView(int position, View view, ViewGroup parent) {
272		final Message item = getItem(position);
273		int type = getItemViewType(position);
274		ViewHolder viewHolder;
275		if (view == null) {
276			viewHolder = new ViewHolder();
277			switch (type) {
278			case SENT:
279				view = (View) activity.getLayoutInflater().inflate(
280						R.layout.message_sent, null);
281				viewHolder.message_box = (LinearLayout) view
282						.findViewById(R.id.message_box);
283				viewHolder.contact_picture = (ImageView) view
284						.findViewById(R.id.message_photo);
285				viewHolder.contact_picture.setImageBitmap(getSelfBitmap());
286				viewHolder.indicator = (ImageView) view
287						.findViewById(R.id.security_indicator);
288				viewHolder.image = (ImageView) view
289						.findViewById(R.id.message_image);
290				viewHolder.messageBody = (TextView) view
291						.findViewById(R.id.message_body);
292				viewHolder.time = (TextView) view
293						.findViewById(R.id.message_time);
294				view.setTag(viewHolder);
295				break;
296			case RECIEVED:
297				view = (View) activity.getLayoutInflater().inflate(
298						R.layout.message_recieved, null);
299				viewHolder.message_box = (LinearLayout) view
300						.findViewById(R.id.message_box);
301				viewHolder.contact_picture = (ImageView) view
302						.findViewById(R.id.message_photo);
303
304				viewHolder.download_button = (Button) view
305						.findViewById(R.id.download_button);
306
307				if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
308
309					viewHolder.contact_picture.setImageBitmap(mBitmapCache.get(
310							item.getConversation().getName(useSubject), item
311									.getConversation().getContact(),
312							getContext()));
313
314				}
315				viewHolder.indicator = (ImageView) view
316						.findViewById(R.id.security_indicator);
317				viewHolder.image = (ImageView) view
318						.findViewById(R.id.message_image);
319				viewHolder.messageBody = (TextView) view
320						.findViewById(R.id.message_body);
321				viewHolder.time = (TextView) view
322						.findViewById(R.id.message_time);
323				view.setTag(viewHolder);
324				break;
325			case STATUS:
326				view = (View) activity.getLayoutInflater().inflate(
327						R.layout.message_status, null);
328				viewHolder.contact_picture = (ImageView) view
329						.findViewById(R.id.message_photo);
330				if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
331
332					viewHolder.contact_picture.setImageBitmap(mBitmapCache.get(
333							item.getConversation().getName(useSubject), item
334									.getConversation().getContact(),
335							getContext()));
336					viewHolder.contact_picture.setAlpha(128);
337					viewHolder.contact_picture
338							.setOnClickListener(new OnClickListener() {
339
340								@Override
341								public void onClick(View v) {
342									Toast.makeText(
343											getContext(),
344											R.string.contact_has_read_up_to_this_point,
345											Toast.LENGTH_SHORT).show();
346								}
347							});
348
349				}
350				break;
351			default:
352				viewHolder = null;
353				break;
354			}
355		} else {
356			viewHolder = (ViewHolder) view.getTag();
357		}
358
359		if (type == STATUS) {
360			return view;
361		}
362
363		if (type == RECIEVED) {
364			if (item.getConversation().getMode() == Conversation.MODE_MULTI) {
365				viewHolder.contact_picture.setImageBitmap(mBitmapCache.get(
366						item.getCounterpart(), null, getContext()));
367				viewHolder.contact_picture
368						.setOnClickListener(new OnClickListener() {
369
370							@Override
371							public void onClick(View v) {
372								if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
373									MessageAdapter.this.mOnContactPictureClickedListener
374											.onContactPictureClicked(item);
375									;
376								}
377
378							}
379						});
380			}
381		}
382
383		if (item.getType() == Message.TYPE_IMAGE) {
384			if (item.getStatus() == Message.STATUS_RECIEVING) {
385				displayInfoMessage(viewHolder, R.string.receiving_image);
386			} else if (item.getStatus() == Message.STATUS_RECEIVED_OFFER) {
387				viewHolder.image.setVisibility(View.GONE);
388				viewHolder.messageBody.setVisibility(View.GONE);
389				viewHolder.download_button.setVisibility(View.VISIBLE);
390				viewHolder.download_button
391						.setOnClickListener(new OnClickListener() {
392
393							@Override
394							public void onClick(View v) {
395								JingleConnection connection = item
396										.getJingleConnection();
397								if (connection != null) {
398									connection.accept();
399								}
400							}
401						});
402			} else if ((item.getEncryption() == Message.ENCRYPTION_DECRYPTED)
403					|| (item.getEncryption() == Message.ENCRYPTION_NONE)
404					|| (item.getEncryption() == Message.ENCRYPTION_OTR)) {
405				displayImageMessage(viewHolder, item);
406			} else if (item.getEncryption() == Message.ENCRYPTION_PGP) {
407				displayInfoMessage(viewHolder, R.string.encrypted_message);
408			} else {
409				displayDecryptionFailed(viewHolder);
410			}
411		} else {
412			if (item.getEncryption() == Message.ENCRYPTION_PGP) {
413				if (activity.hasPgp()) {
414					displayInfoMessage(viewHolder, R.string.encrypted_message);
415				} else {
416					displayInfoMessage(viewHolder,
417							R.string.install_openkeychain);
418					viewHolder.message_box
419							.setOnClickListener(new OnClickListener() {
420
421								@Override
422								public void onClick(View v) {
423									activity.showInstallPgpDialog();
424								}
425							});
426				}
427			} else if (item.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
428				displayDecryptionFailed(viewHolder);
429			} else {
430				displayTextMessage(viewHolder, item.getBody());
431			}
432		}
433
434		displayStatus(viewHolder, item);
435
436		return view;
437	}
438
439	private static class ViewHolder {
440
441		protected LinearLayout message_box;
442		protected Button download_button;
443		protected ImageView image;
444		protected ImageView indicator;
445		protected TextView time;
446		protected TextView messageBody;
447		protected ImageView contact_picture;
448
449	}
450
451	private class BitmapCache {
452		private HashMap<String, Bitmap> bitmaps = new HashMap<String, Bitmap>();
453
454		public Bitmap get(String name, Contact contact, Context context) {
455			if (bitmaps.containsKey(name)) {
456				return bitmaps.get(name);
457			} else {
458				Bitmap bm;
459				if (contact != null) {
460					bm = UIHelper
461							.getContactPicture(contact, 48, context, false);
462				} else {
463					bm = UIHelper.getContactPicture(name, 48, context, false);
464				}
465				bitmaps.put(name, bm);
466				return bm;
467			}
468		}
469	}
470
471	public interface OnContactPictureClicked {
472		public void onContactPictureClicked(Message message);
473	}
474}