MessageAdapter.java

  1package eu.siacs.conversations.ui.adapter;
  2
  3import android.content.Intent;
  4import android.graphics.Typeface;
  5import android.net.Uri;
  6import android.text.Spannable;
  7import android.text.SpannableString;
  8import android.text.style.ForegroundColorSpan;
  9import android.text.style.StyleSpan;
 10import android.util.DisplayMetrics;
 11import android.util.Log;
 12import android.view.View;
 13import android.view.View.OnClickListener;
 14import android.view.View.OnLongClickListener;
 15import android.view.ViewGroup;
 16import android.webkit.MimeTypeMap;
 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.io.FileInputStream;
 25import java.io.FileNotFoundException;
 26import java.io.InputStream;
 27import java.util.List;
 28
 29import eu.siacs.conversations.Config;
 30import eu.siacs.conversations.R;
 31import eu.siacs.conversations.entities.Contact;
 32import eu.siacs.conversations.entities.Conversation;
 33import eu.siacs.conversations.entities.Downloadable;
 34import eu.siacs.conversations.entities.DownloadableFile;
 35import eu.siacs.conversations.entities.Message;
 36import eu.siacs.conversations.entities.Message.ImageParams;
 37import eu.siacs.conversations.ui.ConversationActivity;
 38import eu.siacs.conversations.utils.UIHelper;
 39import eu.siacs.conversations.xmpp.jid.Jid;
 40
 41public class MessageAdapter extends ArrayAdapter<Message> {
 42
 43	private static final int SENT = 0;
 44	private static final int RECEIVED = 1;
 45	private static final int STATUS = 2;
 46	private static final int NULL = 3;
 47
 48	private ConversationActivity activity;
 49
 50	private DisplayMetrics metrics;
 51
 52	private OnContactPictureClicked mOnContactPictureClickedListener;
 53	private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 54
 55	private OnLongClickListener openContextMenu = new OnLongClickListener() {
 56		
 57		@Override
 58		public boolean onLongClick(View v) {
 59			v.showContextMenu();
 60			return true;
 61		}
 62	};
 63	
 64	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
 65		super(activity, 0, messages);
 66		this.activity = activity;
 67		metrics = getContext().getResources().getDisplayMetrics();
 68	}
 69
 70	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 71		this.mOnContactPictureClickedListener = listener;
 72	}
 73
 74	public void setOnContactPictureLongClicked(
 75			OnContactPictureLongClicked listener) {
 76		this.mOnContactPictureLongClickedListener = listener;
 77	}
 78
 79	@Override
 80	public int getViewTypeCount() {
 81		return 4;
 82	}
 83
 84	@Override
 85	public int getItemViewType(int position) {
 86		if (getItem(position).wasMergedIntoPrevious()) {
 87			return NULL;
 88		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
 89			return STATUS;
 90		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 91			return RECEIVED;
 92		} else {
 93			return SENT;
 94		}
 95	}
 96
 97	private void displayStatus(ViewHolder viewHolder, Message message) {
 98		String filesize = null;
 99		String info = null;
100		boolean error = false;
101		if (viewHolder.indicatorReceived != null) {
102			viewHolder.indicatorReceived.setVisibility(View.GONE);
103		}
104		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
105				&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
106		if (message.getType() == Message.TYPE_IMAGE
107				|| message.getDownloadable() != null) {
108			ImageParams params = message.getImageParams();
109			if (params.size != 0) {
110				filesize = params.size / 1024 + " KB";
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			info = getContext().getString(R.string.sending);
122			break;
123		case Message.STATUS_OFFERED:
124			info = getContext().getString(R.string.offering);
125			break;
126		case Message.STATUS_SEND_RECEIVED:
127			if (activity.indicateReceived()) {
128				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
129			}
130			break;
131		case Message.STATUS_SEND_DISPLAYED:
132			if (activity.indicateReceived()) {
133				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
134			}
135			break;
136		case Message.STATUS_SEND_FAILED:
137			info = getContext().getString(R.string.send_failed);
138			error = true;
139			break;
140		default:
141			if (multiReceived) {
142				Contact contact = message.getContact();
143				if (contact != null) {
144					info = contact.getDisplayName();
145				} else {
146					info = getDisplayedMucCounterpart(message.getCounterpart());
147				}
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(ViewHolder viewHolder, 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			if (message.getType() != Message.TYPE_PRIVATE) {
224				String body = Config.PARSE_EMOTICONS ? UIHelper
225						.transformAsciiEmoticons(message.getMergedBody())
226						: message.getMergedBody();
227				viewHolder.messageBody.setText(body);
228			} else {
229				String privateMarker;
230				if (message.getStatus() <= Message.STATUS_RECEIVED) {
231					privateMarker = activity
232							.getString(R.string.private_message);
233				} else {
234					final String to;
235					if (message.getCounterpart() != null) {
236						to = message.getCounterpart().getResourcepart();
237					} else {
238						to = "";
239					}
240					privateMarker = activity.getString(R.string.private_message_to, to);
241				}
242				SpannableString span = new SpannableString(privateMarker + " "
243						+ message.getBody());
244				span.setSpan(
245						new ForegroundColorSpan(activity
246								.getSecondaryTextColor()), 0, privateMarker
247								.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
248				span.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0,
249						privateMarker.length(),
250						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
251				viewHolder.messageBody.setText(span);
252			}
253		} else {
254			viewHolder.messageBody.setText("");
255		}
256		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
257		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
258		viewHolder.messageBody.setTextIsSelectable(true);
259	}
260
261	private void displayDownloadableMessage(ViewHolder viewHolder,
262			final Message message, String text) {
263		viewHolder.image.setVisibility(View.GONE);
264		viewHolder.messageBody.setVisibility(View.GONE);
265		viewHolder.download_button.setVisibility(View.VISIBLE);
266		viewHolder.download_button.setText(text);
267		viewHolder.download_button.setOnClickListener(new OnClickListener() {
268
269			@Override
270			public void onClick(View v) {
271				startDonwloadable(message);
272			}
273		});
274		viewHolder.download_button.setOnLongClickListener(openContextMenu);
275	}
276
277	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
278		viewHolder.image.setVisibility(View.GONE);
279		viewHolder.messageBody.setVisibility(View.GONE);
280		viewHolder.download_button.setVisibility(View.VISIBLE);
281		viewHolder.download_button.setText(activity.getString(R.string.open_file,activity.xmppConnectionService.getFileBackend().getFile(message).getMimeType()));
282		viewHolder.download_button.setOnClickListener(new OnClickListener() {
283
284			@Override
285			public void onClick(View v) {
286				openDonwloadable(message);
287			}
288		});
289		viewHolder.download_button.setOnLongClickListener(openContextMenu);
290	}
291
292	private void displayImageMessage(ViewHolder viewHolder,
293			final Message message) {
294		if (viewHolder.download_button != null) {
295			viewHolder.download_button.setVisibility(View.GONE);
296		}
297		viewHolder.messageBody.setVisibility(View.GONE);
298		viewHolder.image.setVisibility(View.VISIBLE);
299		ImageParams params = message.getImageParams();
300		double target = metrics.density * 288;
301		int scalledW;
302		int scalledH;
303		if (params.width <= params.height) {
304			scalledW = (int) (params.width / ((double) params.height / target));
305			scalledH = (int) target;
306		} else {
307			scalledW = (int) target;
308			scalledH = (int) (params.height / ((double) params.width / target));
309		}
310		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
311				scalledW, scalledH));
312		activity.loadBitmap(message, viewHolder.image);
313		viewHolder.image.setOnClickListener(new OnClickListener() {
314
315			@Override
316			public void onClick(View v) {
317				Intent intent = new Intent(Intent.ACTION_VIEW);
318				intent.setDataAndType(activity.xmppConnectionService
319						.getFileBackend().getJingleFileUri(message), "image/*");
320				getContext().startActivity(intent);
321			}
322		});
323		viewHolder.image.setOnLongClickListener(openContextMenu);
324	}
325
326	private String getDisplayedMucCounterpart(final Jid counterpart) {
327		if (counterpart==null) {
328			return "";
329		} else if (!counterpart.isBareJid()) {
330			return counterpart.getResourcepart();
331		} else {
332			return counterpart.toString();
333		}
334	}
335
336	@Override
337	public View getView(int position, View view, ViewGroup parent) {
338		final Message item = getItem(position);
339		int type = getItemViewType(position);
340		ViewHolder viewHolder;
341		if (view == null) {
342			viewHolder = new ViewHolder();
343			switch (type) {
344			case NULL:
345				view = activity.getLayoutInflater().inflate(
346						R.layout.message_null, parent, false);
347				break;
348			case SENT:
349				view = activity.getLayoutInflater().inflate(
350						R.layout.message_sent, parent, false);
351				viewHolder.message_box = (LinearLayout) view
352						.findViewById(R.id.message_box);
353				viewHolder.contact_picture = (ImageView) view
354						.findViewById(R.id.message_photo);
355				viewHolder.download_button = (Button) view
356						.findViewById(R.id.download_button);
357				viewHolder.indicator = (ImageView) view
358						.findViewById(R.id.security_indicator);
359				viewHolder.image = (ImageView) view
360						.findViewById(R.id.message_image);
361				viewHolder.messageBody = (TextView) view
362						.findViewById(R.id.message_body);
363				viewHolder.time = (TextView) view
364						.findViewById(R.id.message_time);
365				viewHolder.indicatorReceived = (ImageView) view
366						.findViewById(R.id.indicator_received);
367				view.setTag(viewHolder);
368				break;
369			case RECEIVED:
370				view = activity.getLayoutInflater().inflate(
371						R.layout.message_received, parent, false);
372				viewHolder.message_box = (LinearLayout) view
373						.findViewById(R.id.message_box);
374				viewHolder.contact_picture = (ImageView) view
375						.findViewById(R.id.message_photo);
376				viewHolder.download_button = (Button) view
377						.findViewById(R.id.download_button);
378				viewHolder.indicator = (ImageView) view
379						.findViewById(R.id.security_indicator);
380				viewHolder.image = (ImageView) view
381						.findViewById(R.id.message_image);
382				viewHolder.messageBody = (TextView) view
383						.findViewById(R.id.message_body);
384				viewHolder.time = (TextView) view
385						.findViewById(R.id.message_time);
386				viewHolder.indicatorReceived = (ImageView) view
387						.findViewById(R.id.indicator_received);
388				view.setTag(viewHolder);
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				view.setTag(viewHolder);
396				break;
397			default:
398				viewHolder = null;
399				break;
400			}
401		} else {
402			viewHolder = (ViewHolder) view.getTag();
403		}
404
405		if (type == STATUS) {
406			if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
407				viewHolder.contact_picture.setImageBitmap(activity
408						.avatarService().get(
409								item.getConversation().getContact(),
410								activity.getPixel(32)));
411				viewHolder.contact_picture.setAlpha(0.5f);
412				viewHolder.contact_picture
413						.setOnClickListener(new OnClickListener() {
414
415							@Override
416							public void onClick(View v) {
417								String name = item.getConversation()
418										.getName();
419								String read = getContext()
420										.getString(
421												R.string.contact_has_read_up_to_this_point,
422												name);
423								Toast.makeText(getContext(), read,
424										Toast.LENGTH_SHORT).show();
425							}
426						});
427
428			}
429			return view;
430		} else if (type == NULL) {
431			if (position == getCount() - 1) {
432				view.getLayoutParams().height = 1;
433			} else {
434				view.getLayoutParams().height = 0;
435
436			}
437			view.setLayoutParams(view.getLayoutParams());
438			return view;
439		} else if (type == RECEIVED) {
440			Contact contact = item.getContact();
441			if (contact != null) {
442				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
443			} else if (item.getConversation().getMode() == Conversation.MODE_MULTI) {
444				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(getDisplayedMucCounterpart(item.getCounterpart()),
445                        activity.getPixel(48)));
446			}
447		} else if (type == SENT) {
448			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(item.getConversation().getAccount(), activity.getPixel(48)));
449		}
450
451		if (viewHolder != null && viewHolder.contact_picture != null) {
452			viewHolder.contact_picture
453					.setOnClickListener(new OnClickListener() {
454
455						@Override
456						public void onClick(View v) {
457							if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
458								MessageAdapter.this.mOnContactPictureClickedListener
459										.onContactPictureClicked(item);
460							}
461
462						}
463					});
464			viewHolder.contact_picture
465					.setOnLongClickListener(new OnLongClickListener() {
466
467						@Override
468						public boolean onLongClick(View v) {
469							if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
470								MessageAdapter.this.mOnContactPictureLongClickedListener
471										.onContactPictureLongClicked(item);
472								return true;
473							} else {
474								return false;
475							}
476						}
477					});
478		}
479
480		if (item.getDownloadable() != null) {
481			Downloadable d = item.getDownloadable();
482			if (d.getStatus() == Downloadable.STATUS_DOWNLOADING) {
483				if (item.getType() == Message.TYPE_FILE) {
484					displayInfoMessage(viewHolder,activity.getString(R.string.receiving_file,d.getMimeType(),d.getProgress()));
485				} else {
486					displayInfoMessage(viewHolder,activity.getString(R.string.receiving_image,d.getProgress()));
487				}
488			} else if (d.getStatus() == Downloadable.STATUS_CHECKING) {
489				displayInfoMessage(viewHolder,activity.getString(R.string.checking_image));
490			} else if (d.getStatus() == Downloadable.STATUS_DELETED) {
491				displayInfoMessage(viewHolder,activity.getString(R.string.image_file_deleted));
492			} else if (d.getStatus() == Downloadable.STATUS_OFFER) {
493				if (item.getType() == Message.TYPE_FILE) {
494					displayDownloadableMessage(viewHolder,item,activity.getString(R.string.download_file,d.getMimeType()));
495				} else {
496					displayDownloadableMessage(viewHolder, item,activity.getString(R.string.download_image));
497				}
498			} else if (d.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
499				displayDownloadableMessage(viewHolder, item,activity.getString(R.string.check_image_filesize));
500			} else if (d.getStatus() == Downloadable.STATUS_FAILED) {
501				displayInfoMessage(viewHolder, activity.getString(R.string.image_transmission_failed));
502			}
503		} else if (item.getType() == Message.TYPE_IMAGE) {
504			if (item.getEncryption() == Message.ENCRYPTION_PGP) {
505				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
506			} else if (item.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
507				displayDecryptionFailed(viewHolder);
508			} else {
509				displayImageMessage(viewHolder, item);
510			}
511		} else if (item.getType() == Message.TYPE_FILE) {
512			displayOpenableMessage(viewHolder,item);
513		} else {
514			if (item.getEncryption() == Message.ENCRYPTION_PGP) {
515				if (activity.hasPgp()) {
516					displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message));
517				} else {
518					displayInfoMessage(viewHolder,
519							activity.getString(R.string.install_openkeychain));
520                    if (viewHolder != null) {
521                        viewHolder.message_box
522                                .setOnClickListener(new OnClickListener() {
523
524                                    @Override
525                                    public void onClick(View v) {
526                                        activity.showInstallPgpDialog();
527                                    }
528                                });
529                    }
530				}
531			} else if (item.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
532				displayDecryptionFailed(viewHolder);
533			} else {
534				displayTextMessage(viewHolder, item);
535			}
536		}
537
538		displayStatus(viewHolder, item);
539
540		return view;
541	}
542
543	public void startDonwloadable(Message message) {
544		Downloadable downloadable = message.getDownloadable();
545		if (downloadable != null) {
546			if (!downloadable.start()) {
547				Toast.makeText(activity, R.string.not_connected_try_again,
548						Toast.LENGTH_SHORT).show();
549			}
550		}
551	}
552
553	public void openDonwloadable(Message message) {
554		DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
555		Intent intent = new Intent(Intent.ACTION_VIEW);
556		intent.setDataAndType(Uri.fromFile(file), file.getMimeType());
557		getContext().startActivity(intent);
558	}
559
560	public interface OnContactPictureClicked {
561		public void onContactPictureClicked(Message message);
562	}
563
564	public interface OnContactPictureLongClicked {
565		public void onContactPictureLongClicked(Message message);
566	}
567
568	private static class ViewHolder {
569
570		protected LinearLayout message_box;
571		protected Button download_button;
572		protected ImageView image;
573		protected ImageView indicator;
574		protected ImageView indicatorReceived;
575		protected TextView time;
576		protected TextView messageBody;
577		protected ImageView contact_picture;
578
579	}
580}