MessageAdapter.java

  1package eu.siacs.conversations.ui.adapter;
  2
  3import android.content.Intent;
  4import android.content.pm.PackageManager;
  5import android.content.pm.ResolveInfo;
  6import android.graphics.Typeface;
  7import android.net.Uri;
  8import android.text.Spannable;
  9import android.text.SpannableString;
 10import android.text.Spanned;
 11import android.text.style.ForegroundColorSpan;
 12import android.text.style.RelativeSizeSpan;
 13import android.text.style.StyleSpan;
 14import android.util.DisplayMetrics;
 15import android.view.View;
 16import android.view.View.OnClickListener;
 17import android.view.View.OnLongClickListener;
 18import android.view.ViewGroup;
 19import android.widget.ArrayAdapter;
 20import android.widget.Button;
 21import android.widget.ImageView;
 22import android.widget.LinearLayout;
 23import android.widget.TextView;
 24import android.widget.Toast;
 25
 26import java.util.List;
 27
 28import eu.siacs.conversations.R;
 29import eu.siacs.conversations.entities.Account;
 30import eu.siacs.conversations.entities.Contact;
 31import eu.siacs.conversations.entities.Conversation;
 32import eu.siacs.conversations.entities.Downloadable;
 33import eu.siacs.conversations.entities.DownloadableFile;
 34import eu.siacs.conversations.entities.Message;
 35import eu.siacs.conversations.entities.Message.ImageParams;
 36import eu.siacs.conversations.ui.ConversationActivity;
 37import eu.siacs.conversations.utils.GeoHelper;
 38import eu.siacs.conversations.utils.UIHelper;
 39
 40public class MessageAdapter extends ArrayAdapter<Message> {
 41
 42	private static final int SENT = 0;
 43	private static final int RECEIVED = 1;
 44	private static final int STATUS = 2;
 45
 46	private ConversationActivity activity;
 47
 48	private DisplayMetrics metrics;
 49
 50	private OnContactPictureClicked mOnContactPictureClickedListener;
 51	private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 52
 53	private OnLongClickListener openContextMenu = new OnLongClickListener() {
 54
 55		@Override
 56		public boolean onLongClick(View v) {
 57			v.showContextMenu();
 58			return true;
 59		}
 60	};
 61
 62	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
 63		super(activity, 0, messages);
 64		this.activity = activity;
 65		metrics = getContext().getResources().getDisplayMetrics();
 66	}
 67
 68	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 69		this.mOnContactPictureClickedListener = listener;
 70	}
 71
 72	public void setOnContactPictureLongClicked(
 73			OnContactPictureLongClicked listener) {
 74		this.mOnContactPictureLongClickedListener = listener;
 75			}
 76
 77	@Override
 78	public int getViewTypeCount() {
 79		return 3;
 80	}
 81
 82	@Override
 83	public int getItemViewType(int position) {
 84		if (getItem(position).getType() == Message.TYPE_STATUS) {
 85			return STATUS;
 86		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 87			return RECEIVED;
 88		} else {
 89			return SENT;
 90		}
 91	}
 92
 93	private void displayStatus(ViewHolder viewHolder, Message message) {
 94		String filesize = null;
 95		String info = null;
 96		boolean error = false;
 97		if (viewHolder.indicatorReceived != null) {
 98			viewHolder.indicatorReceived.setVisibility(View.GONE);
 99		}
100		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
101			&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
102		if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getDownloadable() != null) {
103			ImageParams params = message.getImageParams();
104			if (params.size > (1.5 * 1024 * 1024)) {
105				filesize = params.size / (1024 * 1024)+ " MiB";
106			} else if (params.size > 0) {
107				filesize = params.size / 1024 + " KiB";
108			}
109			if (message.getDownloadable() != null && message.getDownloadable().getStatus() == Downloadable.STATUS_FAILED) {
110				error = true;
111			}
112		}
113		switch (message.getMergedStatus()) {
114			case Message.STATUS_WAITING:
115				info = getContext().getString(R.string.waiting);
116				break;
117			case Message.STATUS_UNSEND:
118				Downloadable d = message.getDownloadable();
119				if (d!=null) {
120					info = getContext().getString(R.string.sending_file,d.getProgress());
121				} else {
122					info = getContext().getString(R.string.sending);
123				}
124				break;
125			case Message.STATUS_OFFERED:
126				info = getContext().getString(R.string.offering);
127				break;
128			case Message.STATUS_SEND_RECEIVED:
129				if (activity.indicateReceived()) {
130					viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
131				}
132				break;
133			case Message.STATUS_SEND_DISPLAYED:
134				if (activity.indicateReceived()) {
135					viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
136				}
137				break;
138			case Message.STATUS_SEND_FAILED:
139				info = getContext().getString(R.string.send_failed);
140				error = true;
141				break;
142			default:
143				if (multiReceived) {
144					info = UIHelper.getMessageDisplayName(message);
145				}
146				break;
147		}
148		if (error) {
149			viewHolder.time.setTextColor(activity.getWarningTextColor());
150		} else {
151			viewHolder.time.setTextColor(activity.getSecondaryTextColor());
152		}
153		if (message.getEncryption() == Message.ENCRYPTION_NONE) {
154			viewHolder.indicator.setVisibility(View.GONE);
155		} else {
156			viewHolder.indicator.setVisibility(View.VISIBLE);
157		}
158
159		String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
160				message.getMergedTimeSent());
161		if (message.getStatus() <= Message.STATUS_RECEIVED) {
162			if ((filesize != null) && (info != null)) {
163				viewHolder.time.setText(filesize + " \u00B7 " + info);
164			} else if ((filesize == null) && (info != null)) {
165				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
166			} else if ((filesize != null) && (info == null)) {
167				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
168			} else {
169				viewHolder.time.setText(formatedTime);
170			}
171		} else {
172			if ((filesize != null) && (info != null)) {
173				viewHolder.time.setText(filesize + " \u00B7 " + info);
174			} else if ((filesize == null) && (info != null)) {
175				if (error) {
176					viewHolder.time.setText(info + " \u00B7 " + formatedTime);
177				} else {
178					viewHolder.time.setText(info);
179				}
180			} else if ((filesize != null) && (info == null)) {
181				viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
182			} else {
183				viewHolder.time.setText(formatedTime);
184			}
185		}
186	}
187
188	private void displayInfoMessage(ViewHolder viewHolder, String text) {
189		if (viewHolder.download_button != null) {
190			viewHolder.download_button.setVisibility(View.GONE);
191		}
192		viewHolder.image.setVisibility(View.GONE);
193		viewHolder.messageBody.setVisibility(View.VISIBLE);
194		viewHolder.messageBody.setText(text);
195		viewHolder.messageBody.setTextColor(activity.getSecondaryTextColor());
196		viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
197		viewHolder.messageBody.setTextIsSelectable(false);
198	}
199
200	private void displayDecryptionFailed(ViewHolder viewHolder) {
201		if (viewHolder.download_button != null) {
202			viewHolder.download_button.setVisibility(View.GONE);
203		}
204		viewHolder.image.setVisibility(View.GONE);
205		viewHolder.messageBody.setVisibility(View.VISIBLE);
206		viewHolder.messageBody.setText(getContext().getString(
207				R.string.decryption_failed));
208		viewHolder.messageBody.setTextColor(activity.getWarningTextColor());
209		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
210		viewHolder.messageBody.setTextIsSelectable(false);
211	}
212
213	private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
214		if (viewHolder.download_button != null) {
215			viewHolder.download_button.setVisibility(View.GONE);
216		}
217		viewHolder.image.setVisibility(View.GONE);
218		viewHolder.messageBody.setVisibility(View.VISIBLE);
219		viewHolder.messageBody.setIncludeFontPadding(false);
220		Spannable span = new SpannableString(body);
221		span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
222		span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
223		viewHolder.messageBody.setText(span);
224	}
225
226	private void displayTextMessage(final ViewHolder viewHolder, final Message message) {
227		if (viewHolder.download_button != null) {
228			viewHolder.download_button.setVisibility(View.GONE);
229		}
230		viewHolder.image.setVisibility(View.GONE);
231		viewHolder.messageBody.setVisibility(View.VISIBLE);
232		viewHolder.messageBody.setIncludeFontPadding(true);
233		if (message.getBody() != null) {
234			final String nick = UIHelper.getMessageDisplayName(message);
235			final String body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
236			final SpannableString formattedBody = new SpannableString(body);
237			int i = body.indexOf("\n\n");
238			while(i >= 0) {
239				formattedBody.setSpan(new RelativeSizeSpan(0.2f),i,i+2,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
240				i = body.indexOf("\n\n",i+2);
241			}
242			if (message.getType() != Message.TYPE_PRIVATE) {
243				if (message.hasMeCommand()) {
244					final Spannable span = new SpannableString(formattedBody);
245					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
246							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
247					viewHolder.messageBody.setText(span);
248				} else {
249					viewHolder.messageBody.setText(formattedBody);
250				}
251			} else {
252				String privateMarker;
253				if (message.getStatus() <= Message.STATUS_RECEIVED) {
254					privateMarker = activity
255						.getString(R.string.private_message);
256				} else {
257					final String to;
258					if (message.getCounterpart() != null) {
259						to = message.getCounterpart().getResourcepart();
260					} else {
261						to = "";
262					}
263					privateMarker = activity.getString(R.string.private_message_to, to);
264				}
265				final Spannable span = new SpannableString(privateMarker + " "
266						+ formattedBody);
267				span.setSpan(new ForegroundColorSpan(activity
268							.getSecondaryTextColor()), 0, privateMarker
269						.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
270				span.setSpan(new StyleSpan(Typeface.BOLD), 0,
271						privateMarker.length(),
272						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
273				if (message.hasMeCommand()) {
274					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
275							privateMarker.length() + 1 + nick.length(),
276							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
277				}
278				viewHolder.messageBody.setText(span);
279			}
280		} else {
281			viewHolder.messageBody.setText("");
282		}
283		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
284		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
285		viewHolder.messageBody.setTextIsSelectable(true);
286	}
287
288	private void displayDownloadableMessage(ViewHolder viewHolder,
289			final Message message, String text) {
290		viewHolder.image.setVisibility(View.GONE);
291		viewHolder.messageBody.setVisibility(View.GONE);
292		viewHolder.download_button.setVisibility(View.VISIBLE);
293		viewHolder.download_button.setText(text);
294		viewHolder.download_button.setOnClickListener(new OnClickListener() {
295
296			@Override
297			public void onClick(View v) {
298				startDownloadable(message);
299			}
300		});
301		viewHolder.download_button.setOnLongClickListener(openContextMenu);
302	}
303
304	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
305		viewHolder.image.setVisibility(View.GONE);
306		viewHolder.messageBody.setVisibility(View.GONE);
307		viewHolder.download_button.setVisibility(View.VISIBLE);
308		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
309		viewHolder.download_button.setOnClickListener(new OnClickListener() {
310
311			@Override
312			public void onClick(View v) {
313				openDownloadable(message);
314			}
315		});
316		viewHolder.download_button.setOnLongClickListener(openContextMenu);
317	}
318
319	private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
320		viewHolder.image.setVisibility(View.GONE);
321		viewHolder.messageBody.setVisibility(View.GONE);
322		viewHolder.download_button.setVisibility(View.VISIBLE);
323		viewHolder.download_button.setText(R.string.show_location);
324		viewHolder.download_button.setOnClickListener(new OnClickListener() {
325
326			@Override
327			public void onClick(View v) {
328				showLocation(message);
329			}
330		});
331		viewHolder.download_button.setOnLongClickListener(openContextMenu);
332	}
333
334	private void displayImageMessage(ViewHolder viewHolder,
335			final Message message) {
336		if (viewHolder.download_button != null) {
337			viewHolder.download_button.setVisibility(View.GONE);
338		}
339		viewHolder.messageBody.setVisibility(View.GONE);
340		viewHolder.image.setVisibility(View.VISIBLE);
341		ImageParams params = message.getImageParams();
342		double target = metrics.density * 288;
343		int scalledW;
344		int scalledH;
345		if (params.width <= params.height) {
346			scalledW = (int) (params.width / ((double) params.height / target));
347			scalledH = (int) target;
348		} else {
349			scalledW = (int) target;
350			scalledH = (int) (params.height / ((double) params.width / target));
351		}
352		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
353				scalledW, scalledH));
354		activity.loadBitmap(message, viewHolder.image);
355		viewHolder.image.setOnClickListener(new OnClickListener() {
356
357			@Override
358			public void onClick(View v) {
359				Intent intent = new Intent(Intent.ACTION_VIEW);
360				intent.setDataAndType(activity.xmppConnectionService
361						.getFileBackend().getJingleFileUri(message), "image/*");
362				getContext().startActivity(intent);
363			}
364		});
365		viewHolder.image.setOnLongClickListener(openContextMenu);
366	}
367
368	@Override
369	public View getView(int position, View view, ViewGroup parent) {
370		final Message message = getItem(position);
371		final Conversation conversation = message.getConversation();
372		final Account account = conversation.getAccount();
373		final int type = getItemViewType(position);
374		ViewHolder viewHolder;
375		if (view == null) {
376			viewHolder = new ViewHolder();
377			switch (type) {
378				case SENT:
379					view = activity.getLayoutInflater().inflate(
380							R.layout.message_sent, parent, false);
381					viewHolder.message_box = (LinearLayout) view
382						.findViewById(R.id.message_box);
383					viewHolder.contact_picture = (ImageView) view
384						.findViewById(R.id.message_photo);
385					viewHolder.download_button = (Button) view
386						.findViewById(R.id.download_button);
387					viewHolder.indicator = (ImageView) view
388						.findViewById(R.id.security_indicator);
389					viewHolder.image = (ImageView) view
390						.findViewById(R.id.message_image);
391					viewHolder.messageBody = (TextView) view
392						.findViewById(R.id.message_body);
393					viewHolder.time = (TextView) view
394						.findViewById(R.id.message_time);
395					viewHolder.indicatorReceived = (ImageView) view
396						.findViewById(R.id.indicator_received);
397					break;
398				case RECEIVED:
399					view = activity.getLayoutInflater().inflate(
400							R.layout.message_received, parent, false);
401					viewHolder.message_box = (LinearLayout) view
402						.findViewById(R.id.message_box);
403					viewHolder.contact_picture = (ImageView) view
404						.findViewById(R.id.message_photo);
405					viewHolder.download_button = (Button) view
406						.findViewById(R.id.download_button);
407					viewHolder.indicator = (ImageView) view
408						.findViewById(R.id.security_indicator);
409					viewHolder.image = (ImageView) view
410						.findViewById(R.id.message_image);
411					viewHolder.messageBody = (TextView) view
412						.findViewById(R.id.message_body);
413					viewHolder.time = (TextView) view
414						.findViewById(R.id.message_time);
415					viewHolder.indicatorReceived = (ImageView) view
416						.findViewById(R.id.indicator_received);
417					break;
418				case STATUS:
419					view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
420					viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
421					viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
422					break;
423				default:
424					viewHolder = null;
425					break;
426			}
427			view.setTag(viewHolder);
428		} else {
429			viewHolder = (ViewHolder) view.getTag();
430			if (viewHolder == null) {
431				return view;
432			}
433		}
434
435		if (type == STATUS) {
436			if (conversation.getMode() == Conversation.MODE_SINGLE) {
437				viewHolder.contact_picture.setImageBitmap(activity
438						.avatarService().get(conversation.getContact(),
439							activity.getPixel(32)));
440				viewHolder.contact_picture.setAlpha(0.5f);
441				viewHolder.status_message.setText(message.getBody());
442			}
443			return view;
444		} else if (type == RECEIVED) {
445			Contact contact = message.getContact();
446			if (contact != null) {
447				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
448			} else if (conversation.getMode() == Conversation.MODE_MULTI) {
449				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(
450						UIHelper.getMessageDisplayName(message),
451						activity.getPixel(48)));
452			}
453		} else if (type == SENT) {
454			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
455		}
456
457		viewHolder.contact_picture
458			.setOnClickListener(new OnClickListener() {
459
460				@Override
461				public void onClick(View v) {
462					if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
463						MessageAdapter.this.mOnContactPictureClickedListener
464							.onContactPictureClicked(message);
465					}
466
467				}
468			});
469		viewHolder.contact_picture
470			.setOnLongClickListener(new OnLongClickListener() {
471
472				@Override
473				public boolean onLongClick(View v) {
474					if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
475						MessageAdapter.this.mOnContactPictureLongClickedListener
476							.onContactPictureLongClicked(message);
477						return true;
478					} else {
479						return false;
480					}
481				}
482			});
483
484		final Downloadable downloadable = message.getDownloadable();
485		if (downloadable != null && downloadable.getStatus() != Downloadable.STATUS_UPLOADING) {
486			if (downloadable.getStatus() == Downloadable.STATUS_OFFER) {
487				displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
488			} else if (downloadable.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
489				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_image_filesize));
490			} else {
491				displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first);
492			}
493		} else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
494			displayImageMessage(viewHolder, message);
495		} else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
496			if (message.getImageParams().width > 0) {
497				displayImageMessage(viewHolder,message);
498			} else {
499				displayOpenableMessage(viewHolder, message);
500			}
501		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
502			if (activity.hasPgp()) {
503				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
504			} else {
505				displayInfoMessage(viewHolder,
506						activity.getString(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 (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
519			displayDecryptionFailed(viewHolder);
520		} else {
521			if (GeoHelper.isGeoUri(message.getBody())) {
522				displayLocationMessage(viewHolder,message);
523			} else {
524				if (message.bodyIsHeart()) {
525					displayHeartMessage(viewHolder, message.getBody().trim());
526				} else {
527					displayTextMessage(viewHolder, message);
528				}
529			}
530		}
531
532		displayStatus(viewHolder, message);
533
534		return view;
535	}
536
537	public void startDownloadable(Message message) {
538		Downloadable downloadable = message.getDownloadable();
539		if (downloadable != null) {
540			if (!downloadable.start()) {
541				Toast.makeText(activity, R.string.not_connected_try_again,
542						Toast.LENGTH_SHORT).show();
543			}
544		}
545	}
546
547	public void openDownloadable(Message message) {
548		DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
549		if (!file.exists()) {
550			Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
551			return;
552		}
553		Intent openIntent = new Intent(Intent.ACTION_VIEW);
554		openIntent.setDataAndType(Uri.fromFile(file), file.getMimeType());
555		PackageManager manager = activity.getPackageManager();
556		List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
557		if (infos.size() > 0) {
558			getContext().startActivity(openIntent);
559		} else {
560			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
561		}
562	}
563
564	public void showLocation(Message message) {
565		for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
566			if (intent.resolveActivity(getContext().getPackageManager()) != null) {
567				getContext().startActivity(intent);
568				return;
569			}
570		}
571		Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
572	}
573
574	public interface OnContactPictureClicked {
575		public void onContactPictureClicked(Message message);
576	}
577
578	public interface OnContactPictureLongClicked {
579		public void onContactPictureLongClicked(Message message);
580	}
581
582	private static class ViewHolder {
583
584		protected LinearLayout message_box;
585		protected Button download_button;
586		protected ImageView image;
587		protected ImageView indicator;
588		protected ImageView indicatorReceived;
589		protected TextView time;
590		protected TextView messageBody;
591		protected ImageView contact_picture;
592		protected TextView status_message;
593	}
594}