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.style.ForegroundColorSpan;
 11import android.text.style.StyleSpan;
 12import android.util.DisplayMetrics;
 13import android.util.Log;
 14import android.view.View;
 15import android.view.View.OnClickListener;
 16import android.view.View.OnLongClickListener;
 17import android.view.ViewGroup;
 18import android.widget.ArrayAdapter;
 19import android.widget.Button;
 20import android.widget.ImageView;
 21import android.widget.LinearLayout;
 22import android.widget.TextView;
 23import android.widget.Toast;
 24
 25import java.util.List;
 26
 27import eu.siacs.conversations.Config;
 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.UIHelper;
 38import eu.siacs.conversations.xmpp.jid.Jid;
 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	private static final int NULL = 3;
 46
 47	private ConversationActivity activity;
 48
 49	private DisplayMetrics metrics;
 50
 51	private OnContactPictureClicked mOnContactPictureClickedListener;
 52	private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 53
 54	private OnLongClickListener openContextMenu = new OnLongClickListener() {
 55
 56		@Override
 57		public boolean onLongClick(View v) {
 58			v.showContextMenu();
 59			return true;
 60		}
 61	};
 62
 63	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
 64		super(activity, 0, messages);
 65		this.activity = activity;
 66		metrics = getContext().getResources().getDisplayMetrics();
 67	}
 68
 69	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 70		this.mOnContactPictureClickedListener = listener;
 71	}
 72
 73	public void setOnContactPictureLongClicked(
 74			OnContactPictureLongClicked listener) {
 75		this.mOnContactPictureLongClickedListener = listener;
 76			}
 77
 78	@Override
 79	public int getViewTypeCount() {
 80		return 4;
 81	}
 82
 83	@Override
 84	public int getItemViewType(int position) {
 85		if (getItem(position).wasMergedIntoPrevious()) {
 86			return NULL;
 87		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
 88			return STATUS;
 89		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 90			return RECEIVED;
 91		} else {
 92			return SENT;
 93		}
 94	}
 95
 96	private void displayStatus(ViewHolder viewHolder, Message message) {
 97		String filesize = null;
 98		String info = null;
 99		boolean error = false;
100		if (viewHolder.indicatorReceived != null) {
101			viewHolder.indicatorReceived.setVisibility(View.GONE);
102		}
103		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
104			&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
105		if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getDownloadable() != null) {
106			ImageParams params = message.getImageParams();
107			if (params.size > (1.5 * 1024 * 1024)) {
108				filesize = params.size / (1024 * 1024)+ " MiB";
109			} else if (params.size > 0) {
110				filesize = params.size / 1024 + " KiB";
111			}
112			if (message.getDownloadable() != null && message.getDownloadable().getStatus() == Downloadable.STATUS_FAILED) {
113				error = true;
114			}
115		}
116		switch (message.getMergedStatus()) {
117			case Message.STATUS_WAITING:
118				info = getContext().getString(R.string.waiting);
119				break;
120			case Message.STATUS_UNSEND:
121				Downloadable d = message.getDownloadable();
122				if (d!=null) {
123					info = getContext().getString(R.string.sending_file,d.getProgress());
124				} else {
125					info = getContext().getString(R.string.sending);
126				}
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					info = UIHelper.getMessageDisplayName(message);
148				}
149				break;
150		}
151		if (error) {
152			viewHolder.time.setTextColor(activity.getWarningTextColor());
153		} else {
154			viewHolder.time.setTextColor(activity.getSecondaryTextColor());
155		}
156		if (message.getEncryption() == Message.ENCRYPTION_NONE) {
157			viewHolder.indicator.setVisibility(View.GONE);
158		} else {
159			viewHolder.indicator.setVisibility(View.VISIBLE);
160		}
161
162		String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
163				message.getMergedTimeSent());
164		if (message.getStatus() <= Message.STATUS_RECEIVED) {
165			if ((filesize != null) && (info != null)) {
166				viewHolder.time.setText(filesize + " \u00B7 " + info);
167			} else if ((filesize == null) && (info != null)) {
168				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
169			} else if ((filesize != null) && (info == null)) {
170				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
171			} else {
172				viewHolder.time.setText(formatedTime);
173			}
174		} else {
175			if ((filesize != null) && (info != null)) {
176				viewHolder.time.setText(filesize + " \u00B7 " + info);
177			} else if ((filesize == null) && (info != null)) {
178				if (error) {
179					viewHolder.time.setText(info + " \u00B7 " + formatedTime);
180				} else {
181					viewHolder.time.setText(info);
182				}
183			} else if ((filesize != null) && (info == null)) {
184				viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
185			} else {
186				viewHolder.time.setText(formatedTime);
187			}
188		}
189	}
190
191	private void displayInfoMessage(ViewHolder viewHolder, String text) {
192		if (viewHolder.download_button != null) {
193			viewHolder.download_button.setVisibility(View.GONE);
194		}
195		viewHolder.image.setVisibility(View.GONE);
196		viewHolder.messageBody.setVisibility(View.VISIBLE);
197		viewHolder.messageBody.setText(text);
198		viewHolder.messageBody.setTextColor(activity.getSecondaryTextColor());
199		viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
200		viewHolder.messageBody.setTextIsSelectable(false);
201	}
202
203	private void displayDecryptionFailed(ViewHolder viewHolder) {
204		if (viewHolder.download_button != null) {
205			viewHolder.download_button.setVisibility(View.GONE);
206		}
207		viewHolder.image.setVisibility(View.GONE);
208		viewHolder.messageBody.setVisibility(View.VISIBLE);
209		viewHolder.messageBody.setText(getContext().getString(
210					R.string.decryption_failed));
211		viewHolder.messageBody.setTextColor(activity.getWarningTextColor());
212		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
213		viewHolder.messageBody.setTextIsSelectable(false);
214	}
215
216	private void displayTextMessage(final ViewHolder viewHolder, final Message message) {
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		if (message.getBody() != null) {
223			final String nick = UIHelper.getMessageDisplayName(message);
224			final String formattedBody = message.getMergedBody().replaceAll("^/me ", nick + " ");
225			if (message.getType() != Message.TYPE_PRIVATE) {
226				if (message.hasMeCommand()) {
227					final Spannable span = new SpannableString(formattedBody);
228					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
229							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
230					viewHolder.messageBody.setText(span);
231				} else {
232					viewHolder.messageBody.setText(message.getMergedBody());
233				}
234			} else {
235				String privateMarker;
236				if (message.getStatus() <= Message.STATUS_RECEIVED) {
237					privateMarker = activity
238						.getString(R.string.private_message);
239				} else {
240					final String to;
241					if (message.getCounterpart() != null) {
242						to = message.getCounterpart().getResourcepart();
243					} else {
244						to = "";
245					}
246					privateMarker = activity.getString(R.string.private_message_to, to);
247				}
248				final Spannable span = new SpannableString(privateMarker + " "
249						+ formattedBody);
250				span.setSpan(new ForegroundColorSpan(activity
251							.getSecondaryTextColor()), 0, privateMarker
252						.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
253				span.setSpan(new StyleSpan(Typeface.BOLD), 0,
254						privateMarker.length(),
255						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
256				if (message.hasMeCommand()) {
257					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
258							privateMarker.length() + 1 + nick.length(),
259							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
260				}
261				viewHolder.messageBody.setText(span);
262			}
263		} else {
264			viewHolder.messageBody.setText("");
265		}
266		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
267		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
268		viewHolder.messageBody.setTextIsSelectable(true);
269	}
270
271	private void displayDownloadableMessage(ViewHolder viewHolder,
272			final Message message, String text) {
273		viewHolder.image.setVisibility(View.GONE);
274		viewHolder.messageBody.setVisibility(View.GONE);
275		viewHolder.download_button.setVisibility(View.VISIBLE);
276		viewHolder.download_button.setText(text);
277		viewHolder.download_button.setOnClickListener(new OnClickListener() {
278
279			@Override
280			public void onClick(View v) {
281				startDownloadable(message);
282			}
283		});
284		viewHolder.download_button.setOnLongClickListener(openContextMenu);
285	}
286
287	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
288		viewHolder.image.setVisibility(View.GONE);
289		viewHolder.messageBody.setVisibility(View.GONE);
290		viewHolder.download_button.setVisibility(View.VISIBLE);
291		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity,message)));
292		viewHolder.download_button.setOnClickListener(new OnClickListener() {
293
294			@Override
295			public void onClick(View v) {
296				openDownloadable(message);
297			}
298		});
299		viewHolder.download_button.setOnLongClickListener(openContextMenu);
300	}
301
302	private void displayImageMessage(ViewHolder viewHolder,
303			final Message message) {
304		if (viewHolder.download_button != null) {
305			viewHolder.download_button.setVisibility(View.GONE);
306		}
307		viewHolder.messageBody.setVisibility(View.GONE);
308		viewHolder.image.setVisibility(View.VISIBLE);
309		ImageParams params = message.getImageParams();
310		double target = metrics.density * 288;
311		int scalledW;
312		int scalledH;
313		if (params.width <= params.height) {
314			scalledW = (int) (params.width / ((double) params.height / target));
315			scalledH = (int) target;
316		} else {
317			scalledW = (int) target;
318			scalledH = (int) (params.height / ((double) params.width / target));
319		}
320		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
321					scalledW, scalledH));
322		activity.loadBitmap(message, viewHolder.image);
323		viewHolder.image.setOnClickListener(new OnClickListener() {
324
325			@Override
326			public void onClick(View v) {
327				Intent intent = new Intent(Intent.ACTION_VIEW);
328				intent.setDataAndType(activity.xmppConnectionService
329						.getFileBackend().getJingleFileUri(message), "image/*");
330				getContext().startActivity(intent);
331			}
332		});
333		viewHolder.image.setOnLongClickListener(openContextMenu);
334	}
335
336	@Override
337	public View getView(int position, View view, ViewGroup parent) {
338		final Message message = getItem(position);
339		final Conversation conversation = message.getConversation();
340		final Account account = conversation.getAccount();
341		final int type = getItemViewType(position);
342		ViewHolder viewHolder;
343		if (view == null) {
344			viewHolder = new ViewHolder();
345			switch (type) {
346				case NULL:
347					view = activity.getLayoutInflater().inflate(
348							R.layout.message_null, parent, false);
349					break;
350				case SENT:
351					view = activity.getLayoutInflater().inflate(
352							R.layout.message_sent, parent, false);
353					viewHolder.message_box = (LinearLayout) view
354						.findViewById(R.id.message_box);
355					viewHolder.contact_picture = (ImageView) view
356						.findViewById(R.id.message_photo);
357					viewHolder.download_button = (Button) view
358						.findViewById(R.id.download_button);
359					viewHolder.indicator = (ImageView) view
360						.findViewById(R.id.security_indicator);
361					viewHolder.image = (ImageView) view
362						.findViewById(R.id.message_image);
363					viewHolder.messageBody = (TextView) view
364						.findViewById(R.id.message_body);
365					viewHolder.time = (TextView) view
366						.findViewById(R.id.message_time);
367					viewHolder.indicatorReceived = (ImageView) view
368						.findViewById(R.id.indicator_received);
369					break;
370				case RECEIVED:
371					view = activity.getLayoutInflater().inflate(
372							R.layout.message_received, 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 STATUS:
391					view = activity.getLayoutInflater().inflate(
392							R.layout.message_status, parent, false);
393					viewHolder.contact_picture = (ImageView) view
394						.findViewById(R.id.message_photo);
395					break;
396				default:
397					viewHolder = null;
398					break;
399			}
400			view.setTag(viewHolder);
401		} else {
402			viewHolder = (ViewHolder) view.getTag();
403			if (viewHolder == null) {
404				return view;
405			}
406		}
407
408		if (type == STATUS) {
409			if (conversation.getMode() == Conversation.MODE_SINGLE) {
410				viewHolder.contact_picture.setImageBitmap(activity
411						.avatarService().get(conversation.getContact(),
412							activity.getPixel(32)));
413				viewHolder.contact_picture.setAlpha(0.5f);
414				viewHolder.contact_picture
415					.setOnClickListener(new OnClickListener() {
416
417						@Override
418						public void onClick(View v) {
419							String name = conversation.getName();
420							String read = getContext()
421								.getString(
422										R.string.contact_has_read_up_to_this_point,
423										name);
424							Toast.makeText(getContext(), read,
425									Toast.LENGTH_SHORT).show();
426						}
427					});
428
429			}
430			return view;
431		} else if (type == NULL) {
432			if (viewHolder.message_box != null) {
433				Log.e(Config.LOGTAG, "detected type=NULL but with wrong cached view");
434				view = activity.getLayoutInflater().inflate(R.layout.message_null, parent, false);
435				view.setTag(new ViewHolder());
436			}
437			if (position == getCount() - 1) {
438				view.getLayoutParams().height = 1;
439			} else {
440				view.getLayoutParams().height = 0;
441
442			}
443			view.setLayoutParams(view.getLayoutParams());
444			return view;
445		} else if (message.wasMergedIntoPrevious()) {
446			Log.e(Config.LOGTAG,"detected wasMergedIntoPrevious with wrong type");
447			return view;
448		} else if (viewHolder.messageBody == null || viewHolder.image == null) {
449			return view; //avoiding weird platform bugs
450		} else if (type == RECEIVED) {
451			Contact contact = message.getContact();
452			if (contact != null) {
453				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
454			} else if (conversation.getMode() == Conversation.MODE_MULTI) {
455				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(
456						UIHelper.getMessageDisplayName(message),
457						activity.getPixel(48)));
458			}
459		} else if (type == SENT) {
460			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
461		}
462
463		viewHolder.contact_picture
464			.setOnClickListener(new OnClickListener() {
465
466				@Override
467				public void onClick(View v) {
468					if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
469						MessageAdapter.this.mOnContactPictureClickedListener
470							.onContactPictureClicked(message);
471					}
472
473				}
474			});
475		viewHolder.contact_picture
476			.setOnLongClickListener(new OnLongClickListener() {
477
478				@Override
479				public boolean onLongClick(View v) {
480					if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
481						MessageAdapter.this.mOnContactPictureLongClickedListener
482							.onContactPictureLongClicked(message);
483						return true;
484					} else {
485						return false;
486					}
487				}
488			});
489
490		if (message.getDownloadable() != null && message.getDownloadable().getStatus() != Downloadable.STATUS_UPLOADING) {
491			Downloadable d = message.getDownloadable();
492			if (d.getStatus() == Downloadable.STATUS_DOWNLOADING) {
493				if (message.getType() == Message.TYPE_FILE) {
494					displayInfoMessage(viewHolder,activity.getString(R.string.receiving_x_file,
495							UIHelper.getFileDescriptionString(activity,message),
496							d.getProgress()));
497				} else {
498					displayInfoMessage(viewHolder,activity.getString(R.string.receiving_image,d.getProgress()));
499				}
500			} else if (d.getStatus() == Downloadable.STATUS_CHECKING) {
501				displayInfoMessage(viewHolder,activity.getString(R.string.checking_image));
502			} else if (d.getStatus() == Downloadable.STATUS_DELETED) {
503				if (message.getType() == Message.TYPE_FILE) {
504					displayInfoMessage(viewHolder, activity.getString(R.string.file_deleted));
505				} else {
506					displayInfoMessage(viewHolder, activity.getString(R.string.image_file_deleted));
507				}
508			} else if (d.getStatus() == Downloadable.STATUS_OFFER) {
509				if (message.getType() == Message.TYPE_FILE) {
510					displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file,
511							UIHelper.getFileDescriptionString(activity,message)));
512				} else {
513					displayDownloadableMessage(viewHolder, message,activity.getString(R.string.download_image));
514				}
515			} else if (d.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
516				displayDownloadableMessage(viewHolder, message,activity.getString(R.string.check_image_filesize));
517			} else if (d.getStatus() == Downloadable.STATUS_FAILED) {
518				if (message.getType() == Message.TYPE_FILE) {
519					displayInfoMessage(viewHolder, activity.getString(R.string.file_transmission_failed));
520				} else {
521					displayInfoMessage(viewHolder, activity.getString(R.string.image_transmission_failed));
522				}
523			}
524		} else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
525			displayImageMessage(viewHolder, message);
526		} else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
527			if (message.getImageParams().width > 0) {
528				displayImageMessage(viewHolder,message);
529			} else {
530				displayOpenableMessage(viewHolder, message);
531			}
532		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
533			if (activity.hasPgp()) {
534				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
535			} else {
536				displayInfoMessage(viewHolder,
537						activity.getString(R.string.install_openkeychain));
538				if (viewHolder != null) {
539					viewHolder.message_box
540						.setOnClickListener(new OnClickListener() {
541
542							@Override
543							public void onClick(View v) {
544								activity.showInstallPgpDialog();
545							}
546						});
547				}
548			}
549		} else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
550			displayDecryptionFailed(viewHolder);
551		} else {
552			displayTextMessage(viewHolder, message);
553		}
554
555		displayStatus(viewHolder, message);
556
557		return view;
558	}
559
560	public void startDownloadable(Message message) {
561		Downloadable downloadable = message.getDownloadable();
562		if (downloadable != null) {
563			if (!downloadable.start()) {
564				Toast.makeText(activity, R.string.not_connected_try_again,
565						Toast.LENGTH_SHORT).show();
566			}
567		}
568	}
569
570	public void openDownloadable(Message message) {
571		DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
572		if (!file.exists()) {
573			Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
574			return;
575		}
576		Intent openIntent = new Intent(Intent.ACTION_VIEW);
577		openIntent.setDataAndType(Uri.fromFile(file), file.getMimeType());
578		PackageManager manager = activity.getPackageManager();
579		List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
580		if (infos.size() > 0) {
581			getContext().startActivity(openIntent);
582		} else {
583			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
584		}
585	}
586
587	public interface OnContactPictureClicked {
588		public void onContactPictureClicked(Message message);
589	}
590
591	public interface OnContactPictureLongClicked {
592		public void onContactPictureLongClicked(Message message);
593	}
594
595	private static class ViewHolder {
596
597		protected LinearLayout message_box;
598		protected Button download_button;
599		protected ImageView image;
600		protected ImageView indicator;
601		protected ImageView indicatorReceived;
602		protected TextView time;
603		protected TextView messageBody;
604		protected ImageView contact_picture;
605
606	}
607}