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.view.View;
 14import android.view.View.OnClickListener;
 15import android.view.View.OnLongClickListener;
 16import android.view.ViewGroup;
 17import android.widget.ArrayAdapter;
 18import android.widget.Button;
 19import android.widget.ImageView;
 20import android.widget.LinearLayout;
 21import android.widget.TextView;
 22import android.widget.Toast;
 23
 24import java.util.List;
 25
 26import eu.siacs.conversations.Config;
 27import eu.siacs.conversations.R;
 28import eu.siacs.conversations.entities.Contact;
 29import eu.siacs.conversations.entities.Conversation;
 30import eu.siacs.conversations.entities.Downloadable;
 31import eu.siacs.conversations.entities.DownloadableFile;
 32import eu.siacs.conversations.entities.Message;
 33import eu.siacs.conversations.entities.Message.ImageParams;
 34import eu.siacs.conversations.ui.ConversationActivity;
 35import eu.siacs.conversations.utils.UIHelper;
 36import eu.siacs.conversations.xmpp.jid.Jid;
 37
 38public class MessageAdapter extends ArrayAdapter<Message> {
 39
 40	private static final int SENT = 0;
 41	private static final int RECEIVED = 1;
 42	private static final int STATUS = 2;
 43	private static final int NULL = 3;
 44
 45	private ConversationActivity activity;
 46
 47	private DisplayMetrics metrics;
 48
 49	private OnContactPictureClicked mOnContactPictureClickedListener;
 50	private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 51
 52	private OnLongClickListener openContextMenu = new OnLongClickListener() {
 53		
 54		@Override
 55		public boolean onLongClick(View v) {
 56			v.showContextMenu();
 57			return true;
 58		}
 59	};
 60	
 61	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
 62		super(activity, 0, messages);
 63		this.activity = activity;
 64		metrics = getContext().getResources().getDisplayMetrics();
 65	}
 66
 67	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 68		this.mOnContactPictureClickedListener = listener;
 69	}
 70
 71	public void setOnContactPictureLongClicked(
 72			OnContactPictureLongClicked listener) {
 73		this.mOnContactPictureLongClickedListener = listener;
 74	}
 75
 76	@Override
 77	public int getViewTypeCount() {
 78		return 4;
 79	}
 80
 81	@Override
 82	public int getItemViewType(int position) {
 83		if (getItem(position).wasMergedIntoPrevious()) {
 84			return NULL;
 85		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
 86			return STATUS;
 87		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 88			return RECEIVED;
 89		} else {
 90			return SENT;
 91		}
 92	}
 93
 94	private void displayStatus(ViewHolder viewHolder, Message message) {
 95		String filesize = null;
 96		String info = null;
 97		boolean error = false;
 98		if (viewHolder.indicatorReceived != null) {
 99			viewHolder.indicatorReceived.setVisibility(View.GONE);
100		}
101		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
102				&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
103		if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getDownloadable() != null) {
104			ImageParams params = message.getImageParams();
105			if (params.size > (1.5 * 1024 * 1024)) {
106				filesize = params.size / (1024 * 1024)+ " MB";
107			} else if (params.size > 0) {
108				filesize = params.size / 1024 + " KB";
109			}
110			if (message.getDownloadable() != null && message.getDownloadable().getStatus() == Downloadable.STATUS_FAILED) {
111				error = true;
112			}
113		}
114		switch (message.getMergedStatus()) {
115		case Message.STATUS_WAITING:
116			info = getContext().getString(R.string.waiting);
117			break;
118		case Message.STATUS_UNSEND:
119			Downloadable d = message.getDownloadable();
120			if (d!=null) {
121				info = getContext().getString(R.string.sending_file,d.getProgress());
122			} else {
123				info = getContext().getString(R.string.sending);
124			}
125			break;
126		case Message.STATUS_OFFERED:
127			info = getContext().getString(R.string.offering);
128			break;
129		case Message.STATUS_SEND_RECEIVED:
130			if (activity.indicateReceived()) {
131				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
132			}
133			break;
134		case Message.STATUS_SEND_DISPLAYED:
135			if (activity.indicateReceived()) {
136				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
137			}
138			break;
139		case Message.STATUS_SEND_FAILED:
140			info = getContext().getString(R.string.send_failed);
141			error = true;
142			break;
143		default:
144			if (multiReceived) {
145				Contact contact = message.getContact();
146				if (contact != null) {
147					info = contact.getDisplayName();
148				} else {
149					info = getDisplayedMucCounterpart(message.getCounterpart());
150				}
151			}
152			break;
153		}
154		if (error) {
155			viewHolder.time.setTextColor(activity.getWarningTextColor());
156		} else {
157			viewHolder.time.setTextColor(activity.getSecondaryTextColor());
158		}
159		if (message.getEncryption() == Message.ENCRYPTION_NONE) {
160			viewHolder.indicator.setVisibility(View.GONE);
161		} else {
162			viewHolder.indicator.setVisibility(View.VISIBLE);
163		}
164
165		String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
166				message.getMergedTimeSent());
167		if (message.getStatus() <= Message.STATUS_RECEIVED) {
168			if ((filesize != null) && (info != null)) {
169				viewHolder.time.setText(filesize + " \u00B7 " + info);
170			} else if ((filesize == null) && (info != null)) {
171				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
172			} else if ((filesize != null) && (info == null)) {
173				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
174			} else {
175				viewHolder.time.setText(formatedTime);
176			}
177		} else {
178			if ((filesize != null) && (info != null)) {
179				viewHolder.time.setText(filesize + " \u00B7 " + info);
180			} else if ((filesize == null) && (info != null)) {
181				if (error) {
182					viewHolder.time.setText(info + " \u00B7 " + formatedTime);
183				} else {
184					viewHolder.time.setText(info);
185				}
186			} else if ((filesize != null) && (info == null)) {
187				viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
188			} else {
189				viewHolder.time.setText(formatedTime);
190			}
191		}
192	}
193
194	private void displayInfoMessage(ViewHolder viewHolder, String text) {
195		if (viewHolder.download_button != null) {
196			viewHolder.download_button.setVisibility(View.GONE);
197		}
198		viewHolder.image.setVisibility(View.GONE);
199		viewHolder.messageBody.setVisibility(View.VISIBLE);
200		viewHolder.messageBody.setText(text);
201		viewHolder.messageBody.setTextColor(activity.getSecondaryTextColor());
202		viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
203		viewHolder.messageBody.setTextIsSelectable(false);
204	}
205
206	private void displayDecryptionFailed(ViewHolder viewHolder) {
207		if (viewHolder.download_button != null) {
208			viewHolder.download_button.setVisibility(View.GONE);
209		}
210		viewHolder.image.setVisibility(View.GONE);
211		viewHolder.messageBody.setVisibility(View.VISIBLE);
212		viewHolder.messageBody.setText(getContext().getString(
213				R.string.decryption_failed));
214		viewHolder.messageBody.setTextColor(activity.getWarningTextColor());
215		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
216		viewHolder.messageBody.setTextIsSelectable(false);
217	}
218
219	private void displayTextMessage(ViewHolder viewHolder, Message message) {
220		if (viewHolder.download_button != null) {
221			viewHolder.download_button.setVisibility(View.GONE);
222		}
223		viewHolder.image.setVisibility(View.GONE);
224		viewHolder.messageBody.setVisibility(View.VISIBLE);
225		if (message.getBody() != null) {
226			if (message.getType() != Message.TYPE_PRIVATE) {
227				String body = Config.PARSE_EMOTICONS ? UIHelper
228						.transformAsciiEmoticons(message.getMergedBody())
229						: message.getMergedBody();
230				viewHolder.messageBody.setText(body);
231			} else {
232				String privateMarker;
233				if (message.getStatus() <= Message.STATUS_RECEIVED) {
234					privateMarker = activity
235							.getString(R.string.private_message);
236				} else {
237					final String to;
238					if (message.getCounterpart() != null) {
239						to = message.getCounterpart().getResourcepart();
240					} else {
241						to = "";
242					}
243					privateMarker = activity.getString(R.string.private_message_to, to);
244				}
245				SpannableString span = new SpannableString(privateMarker + " "
246						+ message.getBody());
247				span.setSpan(
248						new ForegroundColorSpan(activity
249								.getSecondaryTextColor()), 0, privateMarker
250								.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
251				span.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0,
252						privateMarker.length(),
253						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
254				viewHolder.messageBody.setText(span);
255			}
256		} else {
257			viewHolder.messageBody.setText("");
258		}
259		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
260		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
261		viewHolder.messageBody.setTextIsSelectable(true);
262	}
263
264	private void displayDownloadableMessage(ViewHolder viewHolder,
265			final Message message, String text) {
266		viewHolder.image.setVisibility(View.GONE);
267		viewHolder.messageBody.setVisibility(View.GONE);
268		viewHolder.download_button.setVisibility(View.VISIBLE);
269		viewHolder.download_button.setText(text);
270		viewHolder.download_button.setOnClickListener(new OnClickListener() {
271
272			@Override
273			public void onClick(View v) {
274				startDonwloadable(message);
275			}
276		});
277		viewHolder.download_button.setOnLongClickListener(openContextMenu);
278	}
279
280	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
281		final DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
282		viewHolder.image.setVisibility(View.GONE);
283		viewHolder.messageBody.setVisibility(View.GONE);
284		viewHolder.download_button.setVisibility(View.VISIBLE);
285		viewHolder.download_button.setText(activity.getString(R.string.open_file,file.getMimeType()));
286		viewHolder.download_button.setOnClickListener(new OnClickListener() {
287
288			@Override
289			public void onClick(View v) {
290				openDonwloadable(file);
291			}
292		});
293		viewHolder.download_button.setOnLongClickListener(openContextMenu);
294	}
295
296	private void displayImageMessage(ViewHolder viewHolder,
297			final Message message) {
298		if (viewHolder.download_button != null) {
299			viewHolder.download_button.setVisibility(View.GONE);
300		}
301		viewHolder.messageBody.setVisibility(View.GONE);
302		viewHolder.image.setVisibility(View.VISIBLE);
303		ImageParams params = message.getImageParams();
304		double target = metrics.density * 288;
305		int scalledW;
306		int scalledH;
307		if (params.width <= params.height) {
308			scalledW = (int) (params.width / ((double) params.height / target));
309			scalledH = (int) target;
310		} else {
311			scalledW = (int) target;
312			scalledH = (int) (params.height / ((double) params.width / target));
313		}
314		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
315				scalledW, scalledH));
316		activity.loadBitmap(message, viewHolder.image);
317		viewHolder.image.setOnClickListener(new OnClickListener() {
318
319			@Override
320			public void onClick(View v) {
321				Intent intent = new Intent(Intent.ACTION_VIEW);
322				intent.setDataAndType(activity.xmppConnectionService
323						.getFileBackend().getJingleFileUri(message), "image/*");
324				getContext().startActivity(intent);
325			}
326		});
327		viewHolder.image.setOnLongClickListener(openContextMenu);
328	}
329
330	private String getDisplayedMucCounterpart(final Jid counterpart) {
331		if (counterpart==null) {
332			return "";
333		} else if (!counterpart.isBareJid()) {
334			return counterpart.getResourcepart();
335		} else {
336			return counterpart.toString();
337		}
338	}
339
340	@Override
341	public View getView(int position, View view, ViewGroup parent) {
342		final Message item = getItem(position);
343		int type = getItemViewType(position);
344		ViewHolder viewHolder;
345		if (view == null) {
346			viewHolder = new ViewHolder();
347			switch (type) {
348			case NULL:
349				view = activity.getLayoutInflater().inflate(
350						R.layout.message_null, parent, false);
351				break;
352			case SENT:
353				view = activity.getLayoutInflater().inflate(
354						R.layout.message_sent, parent, false);
355				viewHolder.message_box = (LinearLayout) view
356						.findViewById(R.id.message_box);
357				viewHolder.contact_picture = (ImageView) view
358						.findViewById(R.id.message_photo);
359				viewHolder.download_button = (Button) view
360						.findViewById(R.id.download_button);
361				viewHolder.indicator = (ImageView) view
362						.findViewById(R.id.security_indicator);
363				viewHolder.image = (ImageView) view
364						.findViewById(R.id.message_image);
365				viewHolder.messageBody = (TextView) view
366						.findViewById(R.id.message_body);
367				viewHolder.time = (TextView) view
368						.findViewById(R.id.message_time);
369				viewHolder.indicatorReceived = (ImageView) view
370						.findViewById(R.id.indicator_received);
371				view.setTag(viewHolder);
372				break;
373			case RECEIVED:
374				view = activity.getLayoutInflater().inflate(
375						R.layout.message_received, parent, false);
376				viewHolder.message_box = (LinearLayout) view
377						.findViewById(R.id.message_box);
378				viewHolder.contact_picture = (ImageView) view
379						.findViewById(R.id.message_photo);
380				viewHolder.download_button = (Button) view
381						.findViewById(R.id.download_button);
382				viewHolder.indicator = (ImageView) view
383						.findViewById(R.id.security_indicator);
384				viewHolder.image = (ImageView) view
385						.findViewById(R.id.message_image);
386				viewHolder.messageBody = (TextView) view
387						.findViewById(R.id.message_body);
388				viewHolder.time = (TextView) view
389						.findViewById(R.id.message_time);
390				viewHolder.indicatorReceived = (ImageView) view
391						.findViewById(R.id.indicator_received);
392				view.setTag(viewHolder);
393				break;
394			case STATUS:
395				view = activity.getLayoutInflater().inflate(
396						R.layout.message_status, parent, false);
397				viewHolder.contact_picture = (ImageView) view
398						.findViewById(R.id.message_photo);
399				view.setTag(viewHolder);
400				break;
401			default:
402				viewHolder = null;
403				break;
404			}
405		} else {
406			viewHolder = (ViewHolder) view.getTag();
407		}
408
409		if (type == STATUS) {
410			if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
411				viewHolder.contact_picture.setImageBitmap(activity
412						.avatarService().get(
413								item.getConversation().getContact(),
414								activity.getPixel(32)));
415				viewHolder.contact_picture.setAlpha(0.5f);
416				viewHolder.contact_picture
417						.setOnClickListener(new OnClickListener() {
418
419							@Override
420							public void onClick(View v) {
421								String name = item.getConversation()
422										.getName();
423								String read = getContext()
424										.getString(
425												R.string.contact_has_read_up_to_this_point,
426												name);
427								Toast.makeText(getContext(), read,
428										Toast.LENGTH_SHORT).show();
429							}
430						});
431
432			}
433			return view;
434		} else if (type == NULL) {
435			if (position == getCount() - 1) {
436				view.getLayoutParams().height = 1;
437			} else {
438				view.getLayoutParams().height = 0;
439
440			}
441			view.setLayoutParams(view.getLayoutParams());
442			return view;
443		} else if (type == RECEIVED) {
444			Contact contact = item.getContact();
445			if (contact != null) {
446				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
447			} else if (item.getConversation().getMode() == Conversation.MODE_MULTI) {
448				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(getDisplayedMucCounterpart(item.getCounterpart()),
449                        activity.getPixel(48)));
450			}
451		} else if (type == SENT) {
452			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(item.getConversation().getAccount(), activity.getPixel(48)));
453		}
454
455		if (viewHolder != null && viewHolder.contact_picture != null) {
456			viewHolder.contact_picture
457					.setOnClickListener(new OnClickListener() {
458
459						@Override
460						public void onClick(View v) {
461							if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
462								MessageAdapter.this.mOnContactPictureClickedListener
463										.onContactPictureClicked(item);
464							}
465
466						}
467					});
468			viewHolder.contact_picture
469					.setOnLongClickListener(new OnLongClickListener() {
470
471						@Override
472						public boolean onLongClick(View v) {
473							if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
474								MessageAdapter.this.mOnContactPictureLongClickedListener
475										.onContactPictureLongClicked(item);
476								return true;
477							} else {
478								return false;
479							}
480						}
481					});
482		}
483
484		if (item.getDownloadable() != null && item.getDownloadable().getStatus() != Downloadable.STATUS_UPLOADING) {
485			Downloadable d = item.getDownloadable();
486			if (d.getStatus() == Downloadable.STATUS_DOWNLOADING) {
487				if (item.getType() == Message.TYPE_FILE) {
488					displayInfoMessage(viewHolder,activity.getString(R.string.receiving_file,d.getMimeType(),d.getProgress()));
489				} else {
490					displayInfoMessage(viewHolder,activity.getString(R.string.receiving_image,d.getProgress()));
491				}
492			} else if (d.getStatus() == Downloadable.STATUS_CHECKING) {
493				displayInfoMessage(viewHolder,activity.getString(R.string.checking_image));
494			} else if (d.getStatus() == Downloadable.STATUS_DELETED) {
495				if (item.getType() == Message.TYPE_FILE) {
496					displayInfoMessage(viewHolder, activity.getString(R.string.file_deleted));
497				} else {
498					displayInfoMessage(viewHolder, activity.getString(R.string.image_file_deleted));
499				}
500			} else if (d.getStatus() == Downloadable.STATUS_OFFER) {
501				if (item.getType() == Message.TYPE_FILE) {
502					displayDownloadableMessage(viewHolder,item,activity.getString(R.string.download_file,d.getMimeType()));
503				} else {
504					displayDownloadableMessage(viewHolder, item,activity.getString(R.string.download_image));
505				}
506			} else if (d.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
507				displayDownloadableMessage(viewHolder, item,activity.getString(R.string.check_image_filesize));
508			} else if (d.getStatus() == Downloadable.STATUS_FAILED) {
509				if (item.getType() == Message.TYPE_FILE) {
510					displayInfoMessage(viewHolder, activity.getString(R.string.file_transmission_failed));
511				} else {
512					displayInfoMessage(viewHolder, activity.getString(R.string.image_transmission_failed));
513				}
514			}
515		} else if (item.getType() == Message.TYPE_IMAGE && item.getEncryption() != Message.ENCRYPTION_PGP && item.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
516			displayImageMessage(viewHolder, item);
517		} else if (item.getType() == Message.TYPE_FILE && item.getEncryption() != Message.ENCRYPTION_PGP && item.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
518			if (item.getImageParams().width > 0) {
519				displayImageMessage(viewHolder,item);
520			} else {
521				displayOpenableMessage(viewHolder, item);
522			}
523		} else if (item.getEncryption() == Message.ENCRYPTION_PGP) {
524			if (activity.hasPgp()) {
525				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
526			} else {
527				displayInfoMessage(viewHolder,
528						activity.getString(R.string.install_openkeychain));
529				if (viewHolder != null) {
530					viewHolder.message_box
531							.setOnClickListener(new OnClickListener() {
532
533								@Override
534								public void onClick(View v) {
535									activity.showInstallPgpDialog();
536								}
537							});
538				}
539			}
540		} else if (item.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
541			displayDecryptionFailed(viewHolder);
542		} else {
543			displayTextMessage(viewHolder, item);
544		}
545
546		displayStatus(viewHolder, item);
547
548		return view;
549	}
550
551	public void startDonwloadable(Message message) {
552		Downloadable downloadable = message.getDownloadable();
553		if (downloadable != null) {
554			if (!downloadable.start()) {
555				Toast.makeText(activity, R.string.not_connected_try_again,
556						Toast.LENGTH_SHORT).show();
557			}
558		}
559	}
560
561	public void openDonwloadable(DownloadableFile file) {
562		if (!file.exists()) {
563			Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
564			return;
565		}
566		Intent openIntent = new Intent(Intent.ACTION_VIEW);
567		openIntent.setDataAndType(Uri.fromFile(file), file.getMimeType());
568		PackageManager manager = activity.getPackageManager();
569		List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
570		if (infos.size() > 0) {
571			getContext().startActivity(openIntent);
572		} else {
573			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
574		}
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
596	}
597}