MessageAdapter.java

  1package eu.siacs.conversations.ui.adapter;
  2
  3import java.util.List;
  4
  5import eu.siacs.conversations.Config;
  6import eu.siacs.conversations.R;
  7import eu.siacs.conversations.entities.Contact;
  8import eu.siacs.conversations.entities.Conversation;
  9import eu.siacs.conversations.entities.Downloadable;
 10import eu.siacs.conversations.entities.Message;
 11import eu.siacs.conversations.entities.Message.ImageParams;
 12import eu.siacs.conversations.ui.ConversationActivity;
 13import eu.siacs.conversations.utils.UIHelper;
 14import eu.siacs.conversations.xmpp.jid.Jid;
 15
 16import android.content.Intent;
 17import android.graphics.Typeface;
 18import android.text.Spannable;
 19import android.text.SpannableString;
 20import android.text.style.ForegroundColorSpan;
 21import android.text.style.StyleSpan;
 22import android.util.DisplayMetrics;
 23import android.view.View;
 24import android.view.View.OnClickListener;
 25import android.view.View.OnLongClickListener;
 26import android.view.ViewGroup;
 27import android.widget.ArrayAdapter;
 28import android.widget.Button;
 29import android.widget.ImageView;
 30import android.widget.LinearLayout;
 31import android.widget.TextView;
 32import android.widget.Toast;
 33
 34import java.util.List;
 35
 36import eu.siacs.conversations.Config;
 37import eu.siacs.conversations.R;
 38import eu.siacs.conversations.entities.Contact;
 39import eu.siacs.conversations.entities.Conversation;
 40import eu.siacs.conversations.entities.Downloadable;
 41import eu.siacs.conversations.entities.Message;
 42import eu.siacs.conversations.entities.Message.ImageParams;
 43import eu.siacs.conversations.ui.ConversationActivity;
 44import eu.siacs.conversations.utils.UIHelper;
 45
 46public class MessageAdapter extends ArrayAdapter<Message> {
 47
 48	private static final int SENT = 0;
 49	private static final int RECEIVED = 1;
 50	private static final int STATUS = 2;
 51	private static final int NULL = 3;
 52
 53	private ConversationActivity activity;
 54
 55	private DisplayMetrics metrics;
 56
 57	private OnContactPictureClicked mOnContactPictureClickedListener;
 58	private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 59
 60	private OnLongClickListener openContextMenu = new OnLongClickListener() {
 61		
 62		@Override
 63		public boolean onLongClick(View v) {
 64			v.showContextMenu();
 65			return true;
 66		}
 67	};
 68	
 69	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
 70		super(activity, 0, messages);
 71		this.activity = activity;
 72		metrics = getContext().getResources().getDisplayMetrics();
 73	}
 74
 75	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 76		this.mOnContactPictureClickedListener = listener;
 77	}
 78
 79	public void setOnContactPictureLongClicked(
 80			OnContactPictureLongClicked listener) {
 81		this.mOnContactPictureLongClickedListener = listener;
 82	}
 83
 84	@Override
 85	public int getViewTypeCount() {
 86		return 4;
 87	}
 88
 89	@Override
 90	public int getItemViewType(int position) {
 91		if (getItem(position).wasMergedIntoPrevious()) {
 92			return NULL;
 93		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
 94			return STATUS;
 95		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 96			return RECEIVED;
 97		} else {
 98			return SENT;
 99		}
100	}
101
102	private void displayStatus(ViewHolder viewHolder, Message message) {
103		String filesize = null;
104		String info = null;
105		boolean error = false;
106		if (viewHolder.indicatorReceived != null) {
107			viewHolder.indicatorReceived.setVisibility(View.GONE);
108		}
109		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
110				&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
111		if (message.getType() == Message.TYPE_IMAGE
112				|| message.getDownloadable() != null) {
113			ImageParams params = message.getImageParams();
114			if (params.size != 0) {
115				filesize = params.size / 1024 + " KB";
116			}
117			if (message.getDownloadable() != null && message.getDownloadable().getStatus() == Downloadable.STATUS_FAILED) {
118				error = true;
119			}
120		}
121		switch (message.getMergedStatus()) {
122		case Message.STATUS_WAITING:
123			info = getContext().getString(R.string.waiting);
124			break;
125		case Message.STATUS_UNSEND:
126			info = getContext().getString(R.string.sending);
127			break;
128		case Message.STATUS_OFFERED:
129			info = getContext().getString(R.string.offering);
130			break;
131		case Message.STATUS_SEND_RECEIVED:
132			if (activity.indicateReceived()) {
133				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
134			}
135			break;
136		case Message.STATUS_SEND_DISPLAYED:
137			if (activity.indicateReceived()) {
138				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
139			}
140			break;
141		case Message.STATUS_SEND_FAILED:
142			info = getContext().getString(R.string.send_failed);
143			error = true;
144			break;
145		default:
146			if (multiReceived) {
147				Contact contact = message.getContact();
148				if (contact != null) {
149					info = contact.getDisplayName();
150				} else {
151					if (message.getPresence() != null) {
152                        if (message.getPresence().isBareJid()) {
153                            info = message.getPresence().toString();
154                        } else {
155                            info = message.getPresence().getResourcepart();
156                        }
157					} else {
158						info = message.getCounterpart().toString();
159					}
160				}
161			}
162			break;
163		}
164		if (error) {
165			viewHolder.time.setTextColor(activity.getWarningTextColor());
166		} else {
167			viewHolder.time.setTextColor(activity.getSecondaryTextColor());
168		}
169		if (message.getEncryption() == Message.ENCRYPTION_NONE) {
170			viewHolder.indicator.setVisibility(View.GONE);
171		} else {
172			viewHolder.indicator.setVisibility(View.VISIBLE);
173		}
174
175		String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
176				message.getMergedTimeSent());
177		if (message.getStatus() <= Message.STATUS_RECEIVED) {
178			if ((filesize != null) && (info != null)) {
179				viewHolder.time.setText(filesize + " \u00B7 " + info);
180			} else if ((filesize == null) && (info != null)) {
181				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
182			} else if ((filesize != null) && (info == null)) {
183				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
184			} else {
185				viewHolder.time.setText(formatedTime);
186			}
187		} else {
188			if ((filesize != null) && (info != null)) {
189				viewHolder.time.setText(filesize + " \u00B7 " + info);
190			} else if ((filesize == null) && (info != null)) {
191				if (error) {
192					viewHolder.time.setText(info + " \u00B7 " + formatedTime);
193				} else {
194					viewHolder.time.setText(info);
195				}
196			} else if ((filesize != null) && (info == null)) {
197				viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
198			} else {
199				viewHolder.time.setText(formatedTime);
200			}
201		}
202	}
203
204	private void displayInfoMessage(ViewHolder viewHolder, int r) {
205		if (viewHolder.download_button != null) {
206			viewHolder.download_button.setVisibility(View.GONE);
207		}
208		viewHolder.image.setVisibility(View.GONE);
209		viewHolder.messageBody.setVisibility(View.VISIBLE);
210		viewHolder.messageBody.setText(getContext().getString(r));
211		viewHolder.messageBody.setTextColor(activity.getSecondaryTextColor());
212		viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
213		viewHolder.messageBody.setTextIsSelectable(false);
214	}
215
216	private void displayDecryptionFailed(ViewHolder viewHolder) {
217		if (viewHolder.download_button != null) {
218			viewHolder.download_button.setVisibility(View.GONE);
219		}
220		viewHolder.image.setVisibility(View.GONE);
221		viewHolder.messageBody.setVisibility(View.VISIBLE);
222		viewHolder.messageBody.setText(getContext().getString(
223				R.string.decryption_failed));
224		viewHolder.messageBody.setTextColor(activity.getWarningTextColor());
225		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
226		viewHolder.messageBody.setTextIsSelectable(false);
227	}
228
229	private void displayTextMessage(ViewHolder viewHolder, Message message) {
230		if (viewHolder.download_button != null) {
231			viewHolder.download_button.setVisibility(View.GONE);
232		}
233		viewHolder.image.setVisibility(View.GONE);
234		viewHolder.messageBody.setVisibility(View.VISIBLE);
235		if (message.getBody() != null) {
236			if (message.getType() != Message.TYPE_PRIVATE) {
237				String body = Config.PARSE_EMOTICONS ? UIHelper
238						.transformAsciiEmoticons(message.getMergedBody())
239						: message.getMergedBody();
240				viewHolder.messageBody.setText(body);
241			} else {
242				String privateMarker;
243				if (message.getStatus() <= Message.STATUS_RECEIVED) {
244					privateMarker = activity
245							.getString(R.string.private_message);
246				} else {
247					final Jid to;
248					if (message.getPresence() != null) {
249						to = message.getPresence();
250					} else {
251						to = message.getCounterpart();
252					}
253					privateMarker = activity.getString(R.string.private_message_to, to);
254				}
255				SpannableString span = new SpannableString(privateMarker + " "
256						+ message.getBody());
257				span.setSpan(
258						new ForegroundColorSpan(activity
259								.getSecondaryTextColor()), 0, privateMarker
260								.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
261				span.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0,
262						privateMarker.length(),
263						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
264				viewHolder.messageBody.setText(span);
265			}
266		} else {
267			viewHolder.messageBody.setText("");
268		}
269		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
270		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
271		viewHolder.messageBody.setTextIsSelectable(true);
272	}
273
274	private void displayDownloadableMessage(ViewHolder viewHolder,
275			final Message message, int resid) {
276		viewHolder.image.setVisibility(View.GONE);
277		viewHolder.messageBody.setVisibility(View.GONE);
278		viewHolder.download_button.setVisibility(View.VISIBLE);
279		viewHolder.download_button.setText(resid);
280		viewHolder.download_button.setOnClickListener(new OnClickListener() {
281
282			@Override
283			public void onClick(View v) {
284				startDonwloadable(message);
285			}
286		});
287		viewHolder.download_button.setOnLongClickListener(openContextMenu);
288	}
289
290	private void displayImageMessage(ViewHolder viewHolder,
291			final Message message) {
292		if (viewHolder.download_button != null) {
293			viewHolder.download_button.setVisibility(View.GONE);
294		}
295		viewHolder.messageBody.setVisibility(View.GONE);
296		viewHolder.image.setVisibility(View.VISIBLE);
297		ImageParams params = message.getImageParams();
298		double target = metrics.density * 288;
299		int scalledW;
300		int scalledH;
301		if (params.width <= params.height) {
302			scalledW = (int) (params.width / ((double) params.height / target));
303			scalledH = (int) target;
304		} else {
305			scalledW = (int) target;
306			scalledH = (int) (params.height / ((double) params.width / target));
307		}
308		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
309				scalledW, scalledH));
310		activity.loadBitmap(message, viewHolder.image);
311		viewHolder.image.setOnClickListener(new OnClickListener() {
312
313			@Override
314			public void onClick(View v) {
315				Intent intent = new Intent(Intent.ACTION_VIEW);
316				intent.setDataAndType(activity.xmppConnectionService
317						.getFileBackend().getJingleFileUri(message), "image/*");
318				getContext().startActivity(intent);
319			}
320		});
321		viewHolder.image.setOnLongClickListener(openContextMenu);
322	}
323
324	@Override
325	public View getView(int position, View view, ViewGroup parent) {
326		final Message item = getItem(position);
327		int type = getItemViewType(position);
328		ViewHolder viewHolder;
329		if (view == null) {
330			viewHolder = new ViewHolder();
331			switch (type) {
332			case NULL:
333				view = activity.getLayoutInflater().inflate(
334						R.layout.message_null, parent, false);
335				break;
336			case SENT:
337				view = activity.getLayoutInflater().inflate(
338						R.layout.message_sent, parent, false);
339				viewHolder.message_box = (LinearLayout) view
340						.findViewById(R.id.message_box);
341				viewHolder.contact_picture = (ImageView) view
342						.findViewById(R.id.message_photo);
343				viewHolder.download_button = (Button) view
344						.findViewById(R.id.download_button);
345				viewHolder.indicator = (ImageView) view
346						.findViewById(R.id.security_indicator);
347				viewHolder.image = (ImageView) view
348						.findViewById(R.id.message_image);
349				viewHolder.messageBody = (TextView) view
350						.findViewById(R.id.message_body);
351				viewHolder.time = (TextView) view
352						.findViewById(R.id.message_time);
353				viewHolder.indicatorReceived = (ImageView) view
354						.findViewById(R.id.indicator_received);
355				view.setTag(viewHolder);
356				break;
357			case RECEIVED:
358				view = activity.getLayoutInflater().inflate(
359						R.layout.message_received, parent, false);
360				viewHolder.message_box = (LinearLayout) view
361						.findViewById(R.id.message_box);
362				viewHolder.contact_picture = (ImageView) view
363						.findViewById(R.id.message_photo);
364				viewHolder.download_button = (Button) view
365						.findViewById(R.id.download_button);
366				viewHolder.indicator = (ImageView) view
367						.findViewById(R.id.security_indicator);
368				viewHolder.image = (ImageView) view
369						.findViewById(R.id.message_image);
370				viewHolder.messageBody = (TextView) view
371						.findViewById(R.id.message_body);
372				viewHolder.time = (TextView) view
373						.findViewById(R.id.message_time);
374				viewHolder.indicatorReceived = (ImageView) view
375						.findViewById(R.id.indicator_received);
376				view.setTag(viewHolder);
377				break;
378			case STATUS:
379				view = activity.getLayoutInflater().inflate(
380						R.layout.message_status, parent, false);
381				viewHolder.contact_picture = (ImageView) view
382						.findViewById(R.id.message_photo);
383				view.setTag(viewHolder);
384				break;
385			default:
386				viewHolder = null;
387				break;
388			}
389		} else {
390			viewHolder = (ViewHolder) view.getTag();
391		}
392
393		if (type == STATUS) {
394			if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
395				viewHolder.contact_picture.setImageBitmap(activity
396						.avatarService().get(
397								item.getConversation().getContact(),
398								activity.getPixel(32)));
399				viewHolder.contact_picture.setAlpha(0.5f);
400				viewHolder.contact_picture
401						.setOnClickListener(new OnClickListener() {
402
403							@Override
404							public void onClick(View v) {
405								String name = item.getConversation()
406										.getName();
407								String read = getContext()
408										.getString(
409												R.string.contact_has_read_up_to_this_point,
410												name);
411								Toast.makeText(getContext(), read,
412										Toast.LENGTH_SHORT).show();
413							}
414						});
415
416			}
417			return view;
418		} else if (type == NULL) {
419			if (position == getCount() - 1) {
420				view.getLayoutParams().height = 1;
421			} else {
422				view.getLayoutParams().height = 0;
423
424			}
425			view.setLayoutParams(view.getLayoutParams());
426			return view;
427		} else if (type == RECEIVED) {
428			Contact contact = item.getContact();
429			if (contact != null) {
430				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
431			} else if (item.getConversation().getMode() == Conversation.MODE_MULTI) {
432				String name = item.getPresence();
433				if (name == null) {
434					name = item.getCounterpart();
435				}
436				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(name, activity.getPixel(48)));
437			}
438		} else if (type == SENT) {
439			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(item.getConversation().getAccount(), activity.getPixel(48)));
440		}
441
442		if (viewHolder != null && viewHolder.contact_picture != null) {
443			viewHolder.contact_picture
444					.setOnClickListener(new OnClickListener() {
445
446						@Override
447						public void onClick(View v) {
448							if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
449								MessageAdapter.this.mOnContactPictureClickedListener
450										.onContactPictureClicked(item);
451							}
452
453						}
454					});
455			viewHolder.contact_picture
456					.setOnLongClickListener(new OnLongClickListener() {
457
458						@Override
459						public boolean onLongClick(View v) {
460							if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
461								MessageAdapter.this.mOnContactPictureLongClickedListener
462										.onContactPictureLongClicked(item);
463								return true;
464							} else {
465								return false;
466							}
467						}
468					});
469		}
470
471		if (item.getType() == Message.TYPE_IMAGE
472				|| item.getDownloadable() != null) {
473			Downloadable d = item.getDownloadable();
474			if (d != null && d.getStatus() == Downloadable.STATUS_DOWNLOADING) {
475				displayInfoMessage(viewHolder, R.string.receiving_image);
476			} else if (d != null
477					&& d.getStatus() == Downloadable.STATUS_CHECKING) {
478				displayInfoMessage(viewHolder, R.string.checking_image);
479			} else if (d != null
480					&& d.getStatus() == Downloadable.STATUS_DELETED) {
481				displayInfoMessage(viewHolder, R.string.image_file_deleted);
482			} else if (d != null && d.getStatus() == Downloadable.STATUS_OFFER) {
483				displayDownloadableMessage(viewHolder, item,
484						R.string.download_image);
485			} else if (d != null
486					&& d.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
487				displayDownloadableMessage(viewHolder, item,
488						R.string.check_image_filesize);
489			} else if (d != null && d.getStatus() == Downloadable.STATUS_FAILED) {
490				displayInfoMessage(viewHolder, R.string.image_transmission_failed);
491			} else if ((item.getEncryption() == Message.ENCRYPTION_DECRYPTED)
492					|| (item.getEncryption() == Message.ENCRYPTION_NONE)
493					|| (item.getEncryption() == Message.ENCRYPTION_OTR)) {
494				displayImageMessage(viewHolder, item);
495			} else if (item.getEncryption() == Message.ENCRYPTION_PGP) {
496				displayInfoMessage(viewHolder, R.string.encrypted_message);
497			} else {
498				displayDecryptionFailed(viewHolder);
499			}
500		} else {
501			if (item.getEncryption() == Message.ENCRYPTION_PGP) {
502				if (activity.hasPgp()) {
503					displayInfoMessage(viewHolder, R.string.encrypted_message);
504				} else {
505					displayInfoMessage(viewHolder,
506							R.string.install_openkeychain);
507                    if (viewHolder != null) {
508                        viewHolder.message_box
509                                .setOnClickListener(new OnClickListener() {
510
511                                    @Override
512                                    public void onClick(View v) {
513                                        activity.showInstallPgpDialog();
514                                    }
515                                });
516                    }
517				}
518			} else if (item.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
519				displayDecryptionFailed(viewHolder);
520			} else {
521				displayTextMessage(viewHolder, item);
522			}
523		}
524
525		displayStatus(viewHolder, item);
526
527		return view;
528	}
529
530	public void startDonwloadable(Message message) {
531		Downloadable downloadable = message.getDownloadable();
532		if (downloadable != null) {
533			if (!downloadable.start()) {
534				Toast.makeText(activity, R.string.not_connected_try_again,
535						Toast.LENGTH_SHORT).show();
536			}
537		}
538	}
539
540	public interface OnContactPictureClicked {
541		public void onContactPictureClicked(Message message);
542	}
543
544	public interface OnContactPictureLongClicked {
545		public void onContactPictureLongClicked(Message message);
546	}
547
548	private static class ViewHolder {
549
550		protected LinearLayout message_box;
551		protected Button download_button;
552		protected ImageView image;
553		protected ImageView indicator;
554		protected ImageView indicatorReceived;
555		protected TextView time;
556		protected TextView messageBody;
557		protected ImageView contact_picture;
558
559	}
560}