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.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	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("^" + Message.ME_COMMAND,
225					nick + " ");
226			if (message.getType() != Message.TYPE_PRIVATE) {
227				if (message.hasMeCommand()) {
228					final Spannable span = new SpannableString(formattedBody);
229					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
230							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
231					viewHolder.messageBody.setText(span);
232				} else {
233					viewHolder.messageBody.setText(message.getMergedBody());
234				}
235			} else {
236				String privateMarker;
237				if (message.getStatus() <= Message.STATUS_RECEIVED) {
238					privateMarker = activity
239						.getString(R.string.private_message);
240				} else {
241					final String to;
242					if (message.getCounterpart() != null) {
243						to = message.getCounterpart().getResourcepart();
244					} else {
245						to = "";
246					}
247					privateMarker = activity.getString(R.string.private_message_to, to);
248				}
249				final Spannable span = new SpannableString(privateMarker + " "
250						+ formattedBody);
251				span.setSpan(new ForegroundColorSpan(activity
252							.getSecondaryTextColor()), 0, privateMarker
253						.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
254				span.setSpan(new StyleSpan(Typeface.BOLD), 0,
255						privateMarker.length(),
256						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
257				if (message.hasMeCommand()) {
258					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
259							privateMarker.length() + 1 + nick.length(),
260							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
261				}
262				viewHolder.messageBody.setText(span);
263			}
264		} else {
265			viewHolder.messageBody.setText("");
266		}
267		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
268		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
269		viewHolder.messageBody.setTextIsSelectable(true);
270	}
271
272	private void displayDownloadableMessage(ViewHolder viewHolder,
273			final Message message, String text) {
274		viewHolder.image.setVisibility(View.GONE);
275		viewHolder.messageBody.setVisibility(View.GONE);
276		viewHolder.download_button.setVisibility(View.VISIBLE);
277		viewHolder.download_button.setText(text);
278		viewHolder.download_button.setOnClickListener(new OnClickListener() {
279
280			@Override
281			public void onClick(View v) {
282				startDownloadable(message);
283			}
284		});
285		viewHolder.download_button.setOnLongClickListener(openContextMenu);
286	}
287
288	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
289		viewHolder.image.setVisibility(View.GONE);
290		viewHolder.messageBody.setVisibility(View.GONE);
291		viewHolder.download_button.setVisibility(View.VISIBLE);
292		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity,message)));
293		viewHolder.download_button.setOnClickListener(new OnClickListener() {
294
295			@Override
296			public void onClick(View v) {
297				openDownloadable(message);
298			}
299		});
300		viewHolder.download_button.setOnLongClickListener(openContextMenu);
301	}
302
303	private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
304		viewHolder.image.setVisibility(View.GONE);
305		viewHolder.messageBody.setVisibility(View.GONE);
306		viewHolder.download_button.setVisibility(View.VISIBLE);
307		viewHolder.download_button.setText(R.string.show_location);
308		viewHolder.download_button.setOnClickListener(new OnClickListener() {
309
310			@Override
311			public void onClick(View v) {
312				showLocation(message);
313			}
314		});
315		viewHolder.download_button.setOnLongClickListener(openContextMenu);
316	}
317
318	private void displayImageMessage(ViewHolder viewHolder,
319			final Message message) {
320		if (viewHolder.download_button != null) {
321			viewHolder.download_button.setVisibility(View.GONE);
322		}
323		viewHolder.messageBody.setVisibility(View.GONE);
324		viewHolder.image.setVisibility(View.VISIBLE);
325		ImageParams params = message.getImageParams();
326		double target = metrics.density * 288;
327		int scalledW;
328		int scalledH;
329		if (params.width <= params.height) {
330			scalledW = (int) (params.width / ((double) params.height / target));
331			scalledH = (int) target;
332		} else {
333			scalledW = (int) target;
334			scalledH = (int) (params.height / ((double) params.width / target));
335		}
336		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
337					scalledW, scalledH));
338		activity.loadBitmap(message, viewHolder.image);
339		viewHolder.image.setOnClickListener(new OnClickListener() {
340
341			@Override
342			public void onClick(View v) {
343				Intent intent = new Intent(Intent.ACTION_VIEW);
344				intent.setDataAndType(activity.xmppConnectionService
345						.getFileBackend().getJingleFileUri(message), "image/*");
346				getContext().startActivity(intent);
347			}
348		});
349		viewHolder.image.setOnLongClickListener(openContextMenu);
350	}
351
352	@Override
353	public View getView(int position, View view, ViewGroup parent) {
354		final Message message = getItem(position);
355		final Conversation conversation = message.getConversation();
356		final Account account = conversation.getAccount();
357		final int type = getItemViewType(position);
358		ViewHolder viewHolder;
359		if (view == null) {
360			viewHolder = new ViewHolder();
361			switch (type) {
362				case NULL:
363					view = activity.getLayoutInflater().inflate(
364							R.layout.message_null, parent, false);
365					break;
366				case SENT:
367					view = activity.getLayoutInflater().inflate(
368							R.layout.message_sent, parent, false);
369					viewHolder.message_box = (LinearLayout) view
370						.findViewById(R.id.message_box);
371					viewHolder.contact_picture = (ImageView) view
372						.findViewById(R.id.message_photo);
373					viewHolder.download_button = (Button) view
374						.findViewById(R.id.download_button);
375					viewHolder.indicator = (ImageView) view
376						.findViewById(R.id.security_indicator);
377					viewHolder.image = (ImageView) view
378						.findViewById(R.id.message_image);
379					viewHolder.messageBody = (TextView) view
380						.findViewById(R.id.message_body);
381					viewHolder.time = (TextView) view
382						.findViewById(R.id.message_time);
383					viewHolder.indicatorReceived = (ImageView) view
384						.findViewById(R.id.indicator_received);
385					break;
386				case RECEIVED:
387					view = activity.getLayoutInflater().inflate(
388							R.layout.message_received, parent, false);
389					viewHolder.message_box = (LinearLayout) view
390						.findViewById(R.id.message_box);
391					viewHolder.contact_picture = (ImageView) view
392						.findViewById(R.id.message_photo);
393					viewHolder.download_button = (Button) view
394						.findViewById(R.id.download_button);
395					viewHolder.indicator = (ImageView) view
396						.findViewById(R.id.security_indicator);
397					viewHolder.image = (ImageView) view
398						.findViewById(R.id.message_image);
399					viewHolder.messageBody = (TextView) view
400						.findViewById(R.id.message_body);
401					viewHolder.time = (TextView) view
402						.findViewById(R.id.message_time);
403					viewHolder.indicatorReceived = (ImageView) view
404						.findViewById(R.id.indicator_received);
405					break;
406				case STATUS:
407					view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
408					viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
409					viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
410					break;
411				default:
412					viewHolder = null;
413					break;
414			}
415			view.setTag(viewHolder);
416		} else {
417			viewHolder = (ViewHolder) view.getTag();
418			if (viewHolder == null) {
419				return view;
420			}
421		}
422
423		if (type == STATUS) {
424			if (conversation.getMode() == Conversation.MODE_SINGLE) {
425				viewHolder.contact_picture.setImageBitmap(activity
426						.avatarService().get(conversation.getContact(),
427							activity.getPixel(32)));
428				viewHolder.contact_picture.setAlpha(0.5f);
429				viewHolder.status_message.setText(message.getBody());
430			}
431			return view;
432		} else if (type == NULL) {
433			if (viewHolder.message_box != null) {
434				Log.e(Config.LOGTAG, "detected type=NULL but with wrong cached view");
435				view = activity.getLayoutInflater().inflate(R.layout.message_null, parent, false);
436				view.setTag(new ViewHolder());
437			}
438			if (position == getCount() - 1) {
439				view.getLayoutParams().height = 1;
440			} else {
441				view.getLayoutParams().height = 0;
442
443			}
444			view.setLayoutParams(view.getLayoutParams());
445			return view;
446		} else if (message.wasMergedIntoPrevious()) {
447			Log.e(Config.LOGTAG,"detected wasMergedIntoPrevious with wrong type");
448			return view;
449		} else if (viewHolder.messageBody == null || viewHolder.image == null) {
450			return view; //avoiding weird platform bugs
451		} else if (type == RECEIVED) {
452			Contact contact = message.getContact();
453			if (contact != null) {
454				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
455			} else if (conversation.getMode() == Conversation.MODE_MULTI) {
456				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(
457						UIHelper.getMessageDisplayName(message),
458						activity.getPixel(48)));
459			}
460		} else if (type == SENT) {
461			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
462		}
463
464		viewHolder.contact_picture
465			.setOnClickListener(new OnClickListener() {
466
467				@Override
468				public void onClick(View v) {
469					if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
470						MessageAdapter.this.mOnContactPictureClickedListener
471							.onContactPictureClicked(message);
472					}
473
474				}
475			});
476		viewHolder.contact_picture
477			.setOnLongClickListener(new OnLongClickListener() {
478
479				@Override
480				public boolean onLongClick(View v) {
481					if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
482						MessageAdapter.this.mOnContactPictureLongClickedListener
483							.onContactPictureLongClicked(message);
484						return true;
485					} else {
486						return false;
487					}
488				}
489			});
490
491		final Downloadable downloadable = message.getDownloadable();
492		if (downloadable != null && downloadable.getStatus() != Downloadable.STATUS_UPLOADING) {
493			if (downloadable.getStatus() == Downloadable.STATUS_OFFER) {
494				displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
495			} else if (downloadable.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
496				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_image_filesize));
497			} else {
498				displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first);
499			}
500		} else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
501			displayImageMessage(viewHolder, message);
502		} else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
503			if (message.getImageParams().width > 0) {
504				displayImageMessage(viewHolder,message);
505			} else {
506				displayOpenableMessage(viewHolder, message);
507			}
508		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
509			if (activity.hasPgp()) {
510				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
511			} else {
512				displayInfoMessage(viewHolder,
513						activity.getString(R.string.install_openkeychain));
514				if (viewHolder != null) {
515					viewHolder.message_box
516						.setOnClickListener(new OnClickListener() {
517
518							@Override
519							public void onClick(View v) {
520								activity.showInstallPgpDialog();
521							}
522						});
523				}
524			}
525		} else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
526			displayDecryptionFailed(viewHolder);
527		} else {
528			if (GeoHelper.isGeoUri(message.getBody())) {
529				displayLocationMessage(viewHolder,message);
530			} else {
531				displayTextMessage(viewHolder, message);
532			}
533		}
534
535		displayStatus(viewHolder, message);
536
537		return view;
538	}
539
540	public void startDownloadable(Message message) {
541		Downloadable downloadable = message.getDownloadable();
542		if (downloadable != null) {
543			if (!downloadable.start()) {
544				Toast.makeText(activity, R.string.not_connected_try_again,
545						Toast.LENGTH_SHORT).show();
546			}
547		}
548	}
549
550	public void openDownloadable(Message message) {
551		DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
552		if (!file.exists()) {
553			Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
554			return;
555		}
556		Intent openIntent = new Intent(Intent.ACTION_VIEW);
557		openIntent.setDataAndType(Uri.fromFile(file), file.getMimeType());
558		PackageManager manager = activity.getPackageManager();
559		List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
560		if (infos.size() > 0) {
561			getContext().startActivity(openIntent);
562		} else {
563			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
564		}
565	}
566
567	public void showLocation(Message message) {
568		for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
569			if (intent.resolveActivity(getContext().getPackageManager()) != null) {
570				getContext().startActivity(intent);
571				return;
572			}
573		}
574		Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
575	}
576
577	public interface OnContactPictureClicked {
578		public void onContactPictureClicked(Message message);
579	}
580
581	public interface OnContactPictureLongClicked {
582		public void onContactPictureLongClicked(Message message);
583	}
584
585	private static class ViewHolder {
586
587		protected LinearLayout message_box;
588		protected Button download_button;
589		protected ImageView image;
590		protected ImageView indicator;
591		protected ImageView indicatorReceived;
592		protected TextView time;
593		protected TextView messageBody;
594		protected ImageView contact_picture;
595		protected TextView status_message;
596	}
597}