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 displayHeartMesage(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		Spannable span = new SpannableString(body);
220		span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
221		span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
222		viewHolder.messageBody.setText(span);
223	}
224
225	private void displayTextMessage(final ViewHolder viewHolder, final Message message) {
226		if (viewHolder.download_button != null) {
227			viewHolder.download_button.setVisibility(View.GONE);
228		}
229		viewHolder.image.setVisibility(View.GONE);
230		viewHolder.messageBody.setVisibility(View.VISIBLE);
231		if (message.getBody() != null) {
232			final String nick = UIHelper.getMessageDisplayName(message);
233			final String formattedBody = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
234			if (message.getType() != Message.TYPE_PRIVATE) {
235				if (message.hasMeCommand()) {
236					final Spannable span = new SpannableString(formattedBody);
237					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
238							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
239					viewHolder.messageBody.setText(span);
240				} else {
241					viewHolder.messageBody.setText(formattedBody);
242				}
243			} else {
244				String privateMarker;
245				if (message.getStatus() <= Message.STATUS_RECEIVED) {
246					privateMarker = activity
247						.getString(R.string.private_message);
248				} else {
249					final String to;
250					if (message.getCounterpart() != null) {
251						to = message.getCounterpart().getResourcepart();
252					} else {
253						to = "";
254					}
255					privateMarker = activity.getString(R.string.private_message_to, to);
256				}
257				final Spannable span = new SpannableString(privateMarker + " "
258						+ formattedBody);
259				span.setSpan(new ForegroundColorSpan(activity
260							.getSecondaryTextColor()), 0, privateMarker
261						.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
262				span.setSpan(new StyleSpan(Typeface.BOLD), 0,
263						privateMarker.length(),
264						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
265				if (message.hasMeCommand()) {
266					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
267							privateMarker.length() + 1 + nick.length(),
268							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
269				}
270				viewHolder.messageBody.setText(span);
271			}
272		} else {
273			viewHolder.messageBody.setText("");
274		}
275		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
276		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
277		viewHolder.messageBody.setTextIsSelectable(true);
278	}
279
280	private void displayDownloadableMessage(ViewHolder viewHolder,
281			final Message message, String text) {
282		viewHolder.image.setVisibility(View.GONE);
283		viewHolder.messageBody.setVisibility(View.GONE);
284		viewHolder.download_button.setVisibility(View.VISIBLE);
285		viewHolder.download_button.setText(text);
286		viewHolder.download_button.setOnClickListener(new OnClickListener() {
287
288			@Override
289			public void onClick(View v) {
290				startDownloadable(message);
291			}
292		});
293		viewHolder.download_button.setOnLongClickListener(openContextMenu);
294	}
295
296	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
297		viewHolder.image.setVisibility(View.GONE);
298		viewHolder.messageBody.setVisibility(View.GONE);
299		viewHolder.download_button.setVisibility(View.VISIBLE);
300		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
301		viewHolder.download_button.setOnClickListener(new OnClickListener() {
302
303			@Override
304			public void onClick(View v) {
305				openDownloadable(message);
306			}
307		});
308		viewHolder.download_button.setOnLongClickListener(openContextMenu);
309	}
310
311	private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
312		viewHolder.image.setVisibility(View.GONE);
313		viewHolder.messageBody.setVisibility(View.GONE);
314		viewHolder.download_button.setVisibility(View.VISIBLE);
315		viewHolder.download_button.setText(R.string.show_location);
316		viewHolder.download_button.setOnClickListener(new OnClickListener() {
317
318			@Override
319			public void onClick(View v) {
320				showLocation(message);
321			}
322		});
323		viewHolder.download_button.setOnLongClickListener(openContextMenu);
324	}
325
326	private void displayImageMessage(ViewHolder viewHolder,
327			final Message message) {
328		if (viewHolder.download_button != null) {
329			viewHolder.download_button.setVisibility(View.GONE);
330		}
331		viewHolder.messageBody.setVisibility(View.GONE);
332		viewHolder.image.setVisibility(View.VISIBLE);
333		ImageParams params = message.getImageParams();
334		double target = metrics.density * 288;
335		int scalledW;
336		int scalledH;
337		if (params.width <= params.height) {
338			scalledW = (int) (params.width / ((double) params.height / target));
339			scalledH = (int) target;
340		} else {
341			scalledW = (int) target;
342			scalledH = (int) (params.height / ((double) params.width / target));
343		}
344		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
345				scalledW, scalledH));
346		activity.loadBitmap(message, viewHolder.image);
347		viewHolder.image.setOnClickListener(new OnClickListener() {
348
349			@Override
350			public void onClick(View v) {
351				Intent intent = new Intent(Intent.ACTION_VIEW);
352				intent.setDataAndType(activity.xmppConnectionService
353						.getFileBackend().getJingleFileUri(message), "image/*");
354				getContext().startActivity(intent);
355			}
356		});
357		viewHolder.image.setOnLongClickListener(openContextMenu);
358	}
359
360	@Override
361	public View getView(int position, View view, ViewGroup parent) {
362		final Message message = getItem(position);
363		final Conversation conversation = message.getConversation();
364		final Account account = conversation.getAccount();
365		final int type = getItemViewType(position);
366		ViewHolder viewHolder;
367		if (view == null) {
368			viewHolder = new ViewHolder();
369			switch (type) {
370				case SENT:
371					view = activity.getLayoutInflater().inflate(
372							R.layout.message_sent, parent, false);
373					viewHolder.message_box = (LinearLayout) view
374						.findViewById(R.id.message_box);
375					viewHolder.contact_picture = (ImageView) view
376						.findViewById(R.id.message_photo);
377					viewHolder.download_button = (Button) view
378						.findViewById(R.id.download_button);
379					viewHolder.indicator = (ImageView) view
380						.findViewById(R.id.security_indicator);
381					viewHolder.image = (ImageView) view
382						.findViewById(R.id.message_image);
383					viewHolder.messageBody = (TextView) view
384						.findViewById(R.id.message_body);
385					viewHolder.time = (TextView) view
386						.findViewById(R.id.message_time);
387					viewHolder.indicatorReceived = (ImageView) view
388						.findViewById(R.id.indicator_received);
389					break;
390				case RECEIVED:
391					view = activity.getLayoutInflater().inflate(
392							R.layout.message_received, parent, false);
393					viewHolder.message_box = (LinearLayout) view
394						.findViewById(R.id.message_box);
395					viewHolder.contact_picture = (ImageView) view
396						.findViewById(R.id.message_photo);
397					viewHolder.download_button = (Button) view
398						.findViewById(R.id.download_button);
399					viewHolder.indicator = (ImageView) view
400						.findViewById(R.id.security_indicator);
401					viewHolder.image = (ImageView) view
402						.findViewById(R.id.message_image);
403					viewHolder.messageBody = (TextView) view
404						.findViewById(R.id.message_body);
405					viewHolder.time = (TextView) view
406						.findViewById(R.id.message_time);
407					viewHolder.indicatorReceived = (ImageView) view
408						.findViewById(R.id.indicator_received);
409					break;
410				case STATUS:
411					view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
412					viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
413					viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
414					break;
415				default:
416					viewHolder = null;
417					break;
418			}
419			view.setTag(viewHolder);
420		} else {
421			viewHolder = (ViewHolder) view.getTag();
422			if (viewHolder == null) {
423				return view;
424			}
425		}
426
427		if (type == STATUS) {
428			if (conversation.getMode() == Conversation.MODE_SINGLE) {
429				viewHolder.contact_picture.setImageBitmap(activity
430						.avatarService().get(conversation.getContact(),
431							activity.getPixel(32)));
432				viewHolder.contact_picture.setAlpha(0.5f);
433				viewHolder.status_message.setText(message.getBody());
434			}
435			return view;
436		} else if (type == RECEIVED) {
437			Contact contact = message.getContact();
438			if (contact != null) {
439				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
440			} else if (conversation.getMode() == Conversation.MODE_MULTI) {
441				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(
442						UIHelper.getMessageDisplayName(message),
443						activity.getPixel(48)));
444			}
445		} else if (type == SENT) {
446			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
447		}
448
449		viewHolder.contact_picture
450			.setOnClickListener(new OnClickListener() {
451
452				@Override
453				public void onClick(View v) {
454					if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
455						MessageAdapter.this.mOnContactPictureClickedListener
456							.onContactPictureClicked(message);
457					}
458
459				}
460			});
461		viewHolder.contact_picture
462			.setOnLongClickListener(new OnLongClickListener() {
463
464				@Override
465				public boolean onLongClick(View v) {
466					if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
467						MessageAdapter.this.mOnContactPictureLongClickedListener
468							.onContactPictureLongClicked(message);
469						return true;
470					} else {
471						return false;
472					}
473				}
474			});
475
476		final Downloadable downloadable = message.getDownloadable();
477		if (downloadable != null && downloadable.getStatus() != Downloadable.STATUS_UPLOADING) {
478			if (downloadable.getStatus() == Downloadable.STATUS_OFFER) {
479				displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
480			} else if (downloadable.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
481				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_image_filesize));
482			} else {
483				displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first);
484			}
485		} else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
486			displayImageMessage(viewHolder, message);
487		} else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
488			if (message.getImageParams().width > 0) {
489				displayImageMessage(viewHolder,message);
490			} else {
491				displayOpenableMessage(viewHolder, message);
492			}
493		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
494			if (activity.hasPgp()) {
495				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
496			} else {
497				displayInfoMessage(viewHolder,
498						activity.getString(R.string.install_openkeychain));
499				if (viewHolder != null) {
500					viewHolder.message_box
501						.setOnClickListener(new OnClickListener() {
502
503							@Override
504							public void onClick(View v) {
505								activity.showInstallPgpDialog();
506							}
507						});
508				}
509			}
510		} else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
511			displayDecryptionFailed(viewHolder);
512		} else {
513			if (GeoHelper.isGeoUri(message.getBody())) {
514				displayLocationMessage(viewHolder,message);
515			} else {
516				if (message.bodyIsHeart()) {
517					displayHeartMesage(viewHolder," "+message.getBody().trim()+" ");
518				} else {
519					displayTextMessage(viewHolder, message);
520				}
521			}
522		}
523
524		displayStatus(viewHolder, message);
525
526		return view;
527	}
528
529	public void startDownloadable(Message message) {
530		Downloadable downloadable = message.getDownloadable();
531		if (downloadable != null) {
532			if (!downloadable.start()) {
533				Toast.makeText(activity, R.string.not_connected_try_again,
534						Toast.LENGTH_SHORT).show();
535			}
536		}
537	}
538
539	public void openDownloadable(Message message) {
540		DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
541		if (!file.exists()) {
542			Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
543			return;
544		}
545		Intent openIntent = new Intent(Intent.ACTION_VIEW);
546		openIntent.setDataAndType(Uri.fromFile(file), file.getMimeType());
547		PackageManager manager = activity.getPackageManager();
548		List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
549		if (infos.size() > 0) {
550			getContext().startActivity(openIntent);
551		} else {
552			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
553		}
554	}
555
556	public void showLocation(Message message) {
557		for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
558			if (intent.resolveActivity(getContext().getPackageManager()) != null) {
559				getContext().startActivity(intent);
560				return;
561			}
562		}
563		Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
564	}
565
566	public interface OnContactPictureClicked {
567		public void onContactPictureClicked(Message message);
568	}
569
570	public interface OnContactPictureLongClicked {
571		public void onContactPictureLongClicked(Message message);
572	}
573
574	private static class ViewHolder {
575
576		protected LinearLayout message_box;
577		protected Button download_button;
578		protected ImageView image;
579		protected ImageView indicator;
580		protected ImageView indicatorReceived;
581		protected TextView time;
582		protected TextView messageBody;
583		protected ImageView contact_picture;
584		protected TextView status_message;
585	}
586}