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 formattedBody = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
236			if (message.getType() != Message.TYPE_PRIVATE) {
237				if (message.hasMeCommand()) {
238					final Spannable span = new SpannableString(formattedBody);
239					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
240							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
241					viewHolder.messageBody.setText(span);
242				} else {
243					viewHolder.messageBody.setText(formattedBody);
244				}
245			} else {
246				String privateMarker;
247				if (message.getStatus() <= Message.STATUS_RECEIVED) {
248					privateMarker = activity
249						.getString(R.string.private_message);
250				} else {
251					final String to;
252					if (message.getCounterpart() != null) {
253						to = message.getCounterpart().getResourcepart();
254					} else {
255						to = "";
256					}
257					privateMarker = activity.getString(R.string.private_message_to, to);
258				}
259				final Spannable span = new SpannableString(privateMarker + " "
260						+ formattedBody);
261				span.setSpan(new ForegroundColorSpan(activity
262							.getSecondaryTextColor()), 0, privateMarker
263						.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
264				span.setSpan(new StyleSpan(Typeface.BOLD), 0,
265						privateMarker.length(),
266						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
267				if (message.hasMeCommand()) {
268					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
269							privateMarker.length() + 1 + nick.length(),
270							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
271				}
272				viewHolder.messageBody.setText(span);
273			}
274		} else {
275			viewHolder.messageBody.setText("");
276		}
277		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
278		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
279		viewHolder.messageBody.setTextIsSelectable(true);
280	}
281
282	private void displayDownloadableMessage(ViewHolder viewHolder,
283			final Message message, String text) {
284		viewHolder.image.setVisibility(View.GONE);
285		viewHolder.messageBody.setVisibility(View.GONE);
286		viewHolder.download_button.setVisibility(View.VISIBLE);
287		viewHolder.download_button.setText(text);
288		viewHolder.download_button.setOnClickListener(new OnClickListener() {
289
290			@Override
291			public void onClick(View v) {
292				startDownloadable(message);
293			}
294		});
295		viewHolder.download_button.setOnLongClickListener(openContextMenu);
296	}
297
298	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
299		viewHolder.image.setVisibility(View.GONE);
300		viewHolder.messageBody.setVisibility(View.GONE);
301		viewHolder.download_button.setVisibility(View.VISIBLE);
302		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
303		viewHolder.download_button.setOnClickListener(new OnClickListener() {
304
305			@Override
306			public void onClick(View v) {
307				openDownloadable(message);
308			}
309		});
310		viewHolder.download_button.setOnLongClickListener(openContextMenu);
311	}
312
313	private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
314		viewHolder.image.setVisibility(View.GONE);
315		viewHolder.messageBody.setVisibility(View.GONE);
316		viewHolder.download_button.setVisibility(View.VISIBLE);
317		viewHolder.download_button.setText(R.string.show_location);
318		viewHolder.download_button.setOnClickListener(new OnClickListener() {
319
320			@Override
321			public void onClick(View v) {
322				showLocation(message);
323			}
324		});
325		viewHolder.download_button.setOnLongClickListener(openContextMenu);
326	}
327
328	private void displayImageMessage(ViewHolder viewHolder,
329			final Message message) {
330		if (viewHolder.download_button != null) {
331			viewHolder.download_button.setVisibility(View.GONE);
332		}
333		viewHolder.messageBody.setVisibility(View.GONE);
334		viewHolder.image.setVisibility(View.VISIBLE);
335		ImageParams params = message.getImageParams();
336		double target = metrics.density * 288;
337		int scalledW;
338		int scalledH;
339		if (params.width <= params.height) {
340			scalledW = (int) (params.width / ((double) params.height / target));
341			scalledH = (int) target;
342		} else {
343			scalledW = (int) target;
344			scalledH = (int) (params.height / ((double) params.width / target));
345		}
346		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
347				scalledW, scalledH));
348		activity.loadBitmap(message, viewHolder.image);
349		viewHolder.image.setOnClickListener(new OnClickListener() {
350
351			@Override
352			public void onClick(View v) {
353				Intent intent = new Intent(Intent.ACTION_VIEW);
354				intent.setDataAndType(activity.xmppConnectionService
355						.getFileBackend().getJingleFileUri(message), "image/*");
356				getContext().startActivity(intent);
357			}
358		});
359		viewHolder.image.setOnLongClickListener(openContextMenu);
360	}
361
362	@Override
363	public View getView(int position, View view, ViewGroup parent) {
364		final Message message = getItem(position);
365		final Conversation conversation = message.getConversation();
366		final Account account = conversation.getAccount();
367		final int type = getItemViewType(position);
368		ViewHolder viewHolder;
369		if (view == null) {
370			viewHolder = new ViewHolder();
371			switch (type) {
372				case SENT:
373					view = activity.getLayoutInflater().inflate(
374							R.layout.message_sent, parent, false);
375					viewHolder.message_box = (LinearLayout) view
376						.findViewById(R.id.message_box);
377					viewHolder.contact_picture = (ImageView) view
378						.findViewById(R.id.message_photo);
379					viewHolder.download_button = (Button) view
380						.findViewById(R.id.download_button);
381					viewHolder.indicator = (ImageView) view
382						.findViewById(R.id.security_indicator);
383					viewHolder.image = (ImageView) view
384						.findViewById(R.id.message_image);
385					viewHolder.messageBody = (TextView) view
386						.findViewById(R.id.message_body);
387					viewHolder.time = (TextView) view
388						.findViewById(R.id.message_time);
389					viewHolder.indicatorReceived = (ImageView) view
390						.findViewById(R.id.indicator_received);
391					break;
392				case RECEIVED:
393					view = activity.getLayoutInflater().inflate(
394							R.layout.message_received, parent, false);
395					viewHolder.message_box = (LinearLayout) view
396						.findViewById(R.id.message_box);
397					viewHolder.contact_picture = (ImageView) view
398						.findViewById(R.id.message_photo);
399					viewHolder.download_button = (Button) view
400						.findViewById(R.id.download_button);
401					viewHolder.indicator = (ImageView) view
402						.findViewById(R.id.security_indicator);
403					viewHolder.image = (ImageView) view
404						.findViewById(R.id.message_image);
405					viewHolder.messageBody = (TextView) view
406						.findViewById(R.id.message_body);
407					viewHolder.time = (TextView) view
408						.findViewById(R.id.message_time);
409					viewHolder.indicatorReceived = (ImageView) view
410						.findViewById(R.id.indicator_received);
411					break;
412				case STATUS:
413					view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
414					viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
415					viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
416					break;
417				default:
418					viewHolder = null;
419					break;
420			}
421			view.setTag(viewHolder);
422		} else {
423			viewHolder = (ViewHolder) view.getTag();
424			if (viewHolder == null) {
425				return view;
426			}
427		}
428
429		if (type == STATUS) {
430			if (conversation.getMode() == Conversation.MODE_SINGLE) {
431				viewHolder.contact_picture.setImageBitmap(activity
432						.avatarService().get(conversation.getContact(),
433							activity.getPixel(32)));
434				viewHolder.contact_picture.setAlpha(0.5f);
435				viewHolder.status_message.setText(message.getBody());
436			}
437			return view;
438		} else if (type == RECEIVED) {
439			Contact contact = message.getContact();
440			if (contact != null) {
441				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
442			} else if (conversation.getMode() == Conversation.MODE_MULTI) {
443				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(
444						UIHelper.getMessageDisplayName(message),
445						activity.getPixel(48)));
446			}
447		} else if (type == SENT) {
448			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
449		}
450
451		viewHolder.contact_picture
452			.setOnClickListener(new OnClickListener() {
453
454				@Override
455				public void onClick(View v) {
456					if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
457						MessageAdapter.this.mOnContactPictureClickedListener
458							.onContactPictureClicked(message);
459					}
460
461				}
462			});
463		viewHolder.contact_picture
464			.setOnLongClickListener(new OnLongClickListener() {
465
466				@Override
467				public boolean onLongClick(View v) {
468					if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
469						MessageAdapter.this.mOnContactPictureLongClickedListener
470							.onContactPictureLongClicked(message);
471						return true;
472					} else {
473						return false;
474					}
475				}
476			});
477
478		final Downloadable downloadable = message.getDownloadable();
479		if (downloadable != null && downloadable.getStatus() != Downloadable.STATUS_UPLOADING) {
480			if (downloadable.getStatus() == Downloadable.STATUS_OFFER) {
481				displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
482			} else if (downloadable.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
483				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_image_filesize));
484			} else {
485				displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first);
486			}
487		} else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
488			displayImageMessage(viewHolder, message);
489		} else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
490			if (message.getImageParams().width > 0) {
491				displayImageMessage(viewHolder,message);
492			} else {
493				displayOpenableMessage(viewHolder, message);
494			}
495		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
496			if (activity.hasPgp()) {
497				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
498			} else {
499				displayInfoMessage(viewHolder,
500						activity.getString(R.string.install_openkeychain));
501				if (viewHolder != null) {
502					viewHolder.message_box
503						.setOnClickListener(new OnClickListener() {
504
505							@Override
506							public void onClick(View v) {
507								activity.showInstallPgpDialog();
508							}
509						});
510				}
511			}
512		} else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
513			displayDecryptionFailed(viewHolder);
514		} else {
515			if (GeoHelper.isGeoUri(message.getBody())) {
516				displayLocationMessage(viewHolder,message);
517			} else {
518				if (message.bodyIsHeart()) {
519					displayHeartMessage(viewHolder, message.getBody().trim());
520				} else {
521					displayTextMessage(viewHolder, message);
522				}
523			}
524		}
525
526		displayStatus(viewHolder, message);
527
528		return view;
529	}
530
531	public void startDownloadable(Message message) {
532		Downloadable downloadable = message.getDownloadable();
533		if (downloadable != null) {
534			if (!downloadable.start()) {
535				Toast.makeText(activity, R.string.not_connected_try_again,
536						Toast.LENGTH_SHORT).show();
537			}
538		}
539	}
540
541	public void openDownloadable(Message message) {
542		DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
543		if (!file.exists()) {
544			Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
545			return;
546		}
547		Intent openIntent = new Intent(Intent.ACTION_VIEW);
548		openIntent.setDataAndType(Uri.fromFile(file), file.getMimeType());
549		PackageManager manager = activity.getPackageManager();
550		List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
551		if (infos.size() > 0) {
552			getContext().startActivity(openIntent);
553		} else {
554			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
555		}
556	}
557
558	public void showLocation(Message message) {
559		for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
560			if (intent.resolveActivity(getContext().getPackageManager()) != null) {
561				getContext().startActivity(intent);
562				return;
563			}
564		}
565		Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
566	}
567
568	public interface OnContactPictureClicked {
569		public void onContactPictureClicked(Message message);
570	}
571
572	public interface OnContactPictureLongClicked {
573		public void onContactPictureLongClicked(Message message);
574	}
575
576	private static class ViewHolder {
577
578		protected LinearLayout message_box;
579		protected Button download_button;
580		protected ImageView image;
581		protected ImageView indicator;
582		protected ImageView indicatorReceived;
583		protected TextView time;
584		protected TextView messageBody;
585		protected ImageView contact_picture;
586		protected TextView status_message;
587	}
588}