UIHelper.java

  1package eu.siacs.conversations.utils;
  2
  3import java.io.FileNotFoundException;
  4import java.text.SimpleDateFormat;
  5import java.util.ArrayList;
  6import java.util.Date;
  7import java.util.List;
  8import java.util.Locale;
  9
 10import eu.siacs.conversations.R;
 11import eu.siacs.conversations.entities.Account;
 12import eu.siacs.conversations.entities.Contact;
 13import eu.siacs.conversations.entities.Conversation;
 14import eu.siacs.conversations.entities.Message;
 15import eu.siacs.conversations.ui.ConversationActivity;
 16import eu.siacs.conversations.ui.ManageAccountActivity;
 17
 18import android.app.Activity;
 19import android.app.AlertDialog;
 20import android.app.Notification;
 21import android.app.NotificationManager;
 22import android.app.PendingIntent;
 23import android.content.Context;
 24import android.content.DialogInterface;
 25import android.content.DialogInterface.OnClickListener;
 26import android.content.Intent;
 27import android.content.SharedPreferences;
 28import android.content.res.Resources;
 29import android.graphics.Bitmap;
 30import android.graphics.BitmapFactory;
 31import android.graphics.Canvas;
 32import android.graphics.Paint;
 33import android.graphics.Rect;
 34import android.net.Uri;
 35import android.preference.PreferenceManager;
 36import android.provider.ContactsContract.Contacts;
 37import android.support.v4.app.NotificationCompat;
 38import android.support.v4.app.NotificationCompat.InboxStyle;
 39import android.support.v4.app.TaskStackBuilder;
 40import android.text.Html;
 41import android.util.Log;
 42import android.view.LayoutInflater;
 43import android.view.View;
 44import android.widget.LinearLayout;
 45import android.widget.QuickContactBadge;
 46import android.widget.TextView;
 47
 48public class UIHelper {
 49	public static String readableTimeDifference(long time) {
 50		if (time == 0) {
 51			return "just now";
 52		}
 53		Date date = new Date(time);
 54		long difference = (System.currentTimeMillis() - time) / 1000;
 55		if (difference < 60) {
 56			return "just now";
 57		} else if (difference < 60 * 10) {
 58			return difference / 60 + " min ago";
 59		} else if (difference < 60 * 60 * 24) {
 60			SimpleDateFormat sdf = new SimpleDateFormat("HH:mm",Locale.US);
 61			return sdf.format(date);
 62		} else {
 63			SimpleDateFormat sdf = new SimpleDateFormat("MM/dd",Locale.US);
 64			return sdf.format(date);
 65		}
 66	}
 67
 68	private static Bitmap getUnknownContactPicture(String name, int size) {
 69		String firstLetter = (name.length() > 0) ? name.substring(0, 1).toUpperCase(Locale.US) : " ";
 70
 71		int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
 72				0xFFe92727 };
 73
 74		int color = holoColors[Math.abs(name.toLowerCase(Locale.getDefault()).hashCode()) % holoColors.length];
 75
 76		Bitmap bitmap = Bitmap
 77				.createBitmap(size, size, Bitmap.Config.ARGB_8888);
 78		Canvas canvas = new Canvas(bitmap);
 79
 80		bitmap.eraseColor(color);
 81
 82		Paint paint = new Paint();
 83		paint.setColor(0xffe5e5e5);
 84		paint.setTextSize((float) (size * 0.9));
 85		paint.setAntiAlias(true);
 86		Rect rect = new Rect();
 87		paint.getTextBounds(firstLetter, 0, 1, rect);
 88		float width = paint.measureText(firstLetter);
 89		canvas.drawText(firstLetter, (size / 2) - (width / 2), (size / 2)
 90				+ (rect.height() / 2), paint);
 91
 92		return bitmap;
 93	}
 94	
 95	public static Bitmap getContactPicture(Contact contact, String fallback, int size, Context context) {
 96		if (contact==null) {
 97			return getUnknownContactPicture(fallback, size);
 98		}
 99		String uri = contact.getProfilePhoto();
100		if (uri==null) {
101			return getUnknownContactPicture(contact.getDisplayName(), size);
102		}
103		try {
104			Bitmap bm = BitmapFactory.decodeStream(context.getContentResolver().openInputStream(Uri.parse(uri)));
105			return Bitmap.createScaledBitmap(bm, size, size, false);
106		} catch (FileNotFoundException e) {
107			return getUnknownContactPicture(contact.getDisplayName(), size);
108		}
109	}
110
111	public static Bitmap getErrorPicture(int size) {
112		Bitmap bitmap = Bitmap
113				.createBitmap(size, size, Bitmap.Config.ARGB_8888);
114		Canvas canvas = new Canvas(bitmap);
115
116		bitmap.eraseColor(0xFFe92727);
117
118		Paint paint = new Paint();
119		paint.setColor(0xffe5e5e5);
120		paint.setTextSize((float) (size * 0.9));
121		paint.setAntiAlias(true);
122		Rect rect = new Rect();
123		paint.getTextBounds("!", 0, 1, rect);
124		float width = paint.measureText("!");
125		canvas.drawText("!", (size / 2) - (width / 2),
126				(size / 2) + (rect.height() / 2), paint);
127
128		return bitmap;
129	}
130	
131	public static void showErrorNotification(Context context, List<Account> accounts) {
132		NotificationManager mNotificationManager = (NotificationManager) context
133				.getSystemService(Context.NOTIFICATION_SERVICE);
134		List<Account> accountsWproblems = new ArrayList<Account>();
135		for(Account account : accounts) {
136			if (account.hasErrorStatus()) {
137				accountsWproblems.add(account);
138			}
139		}
140		NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(context);
141		if (accountsWproblems.size() == 0) {
142			mNotificationManager.cancel(1111);
143			return;
144		} else if (accountsWproblems.size() == 1) {
145			mBuilder.setContentTitle(context.getString(R.string.problem_connecting_to_account));
146			mBuilder.setContentText(accountsWproblems.get(0).getJid());
147		} else {
148			mBuilder.setContentTitle(context.getString(R.string.problem_connecting_to_accounts));
149			mBuilder.setContentText(context.getString(R.string.touch_to_fix));
150		}
151		mBuilder.setOngoing(true);
152		mBuilder.setLights(0xffffffff, 2000, 4000);
153		mBuilder.setSmallIcon(R.drawable.notification);
154		TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
155		stackBuilder.addParentStack(ConversationActivity.class);
156
157		Intent manageAccountsIntent = new Intent(context,
158				ManageAccountActivity.class);
159		stackBuilder.addNextIntent(manageAccountsIntent);
160
161		PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(
162				0, PendingIntent.FLAG_UPDATE_CURRENT);
163		
164		mBuilder.setContentIntent(resultPendingIntent);
165		Notification notification = mBuilder.build();
166		mNotificationManager.notify(1111, notification);
167	}
168
169	public static void updateNotification(Context context,
170			List<Conversation> conversations, Conversation currentCon, boolean notify) {
171		NotificationManager mNotificationManager = (NotificationManager) context
172				.getSystemService(Context.NOTIFICATION_SERVICE);
173		
174		SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
175		boolean useSubject = preferences.getBoolean("use_subject_in_muc", true);
176		boolean showNofifications = preferences.getBoolean("show_notification",true);
177		boolean vibrate = preferences.getBoolean("vibrate_on_notification", true);
178		boolean alwaysNotify = preferences.getBoolean("notify_in_conversation_when_highlighted", false);
179
180		if (!showNofifications) {
181			mNotificationManager.cancel(2342);
182			return;
183		}
184		
185		String targetUuid = "";
186		
187		if ((currentCon != null) &&(currentCon.getMode() == Conversation.MODE_MULTI)&&(!alwaysNotify)) {
188			String nick = currentCon.getMucOptions().getNick();
189			notify = currentCon.getLatestMessage().getBody().contains(nick);
190		}
191		
192		List<Conversation> unread = new ArrayList<Conversation>();
193		for (Conversation conversation : conversations) {
194			if (conversation.getMode() == Conversation.MODE_MULTI) {
195				if ((!conversation.isRead())&&((wasHighlighted(conversation)||(alwaysNotify)))) {
196					unread.add(conversation);
197				}
198			} else {
199				if (!conversation.isRead()) {
200					unread.add(conversation);
201				}
202			}
203		}
204		String ringtone = preferences.getString("notification_ringtone", null);
205
206		Resources res = context.getResources();
207		NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(
208				context);
209		if (unread.size() == 0) {
210			mNotificationManager.cancel(2342);
211			return;
212		} else if (unread.size() == 1) {
213			Conversation conversation = unread.get(0);
214			targetUuid = conversation.getUuid();
215			mBuilder.setLargeIcon(UIHelper.getContactPicture(conversation.getContact(), conversation.getName(useSubject), (int) res
216							.getDimension(android.R.dimen.notification_large_icon_width), context));
217			mBuilder.setContentTitle(conversation.getName(useSubject));
218			if (notify) {
219				mBuilder.setTicker(conversation.getLatestMessage().getBody().trim());
220			}
221			StringBuilder bigText = new StringBuilder();
222			List<Message> messages = conversation.getMessages();
223			String firstLine = "";
224			for (int i = messages.size() - 1; i >= 0; --i) {
225				if (!messages.get(i).isRead()) {
226					if (i == messages.size() - 1) {
227						firstLine = messages.get(i).getBody().trim();
228						bigText.append(firstLine);
229					} else {
230						firstLine = messages.get(i).getBody().trim();
231						bigText.insert(0, firstLine + "\n");
232					}
233				} else {
234					break;
235				}
236			}
237			mBuilder.setContentText(firstLine);
238			mBuilder.setStyle(new NotificationCompat.BigTextStyle()
239					.bigText(bigText.toString()));
240		} else {
241			NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
242			style.setBigContentTitle(unread.size() + " unread Conversations");
243			StringBuilder names = new StringBuilder();
244			for (int i = 0; i < unread.size(); ++i) {
245				targetUuid = unread.get(i).getUuid();
246				if (i < unread.size() - 1) {
247					names.append(unread.get(i).getName(useSubject) + ", ");
248				} else {
249					names.append(unread.get(i).getName(useSubject));
250				}
251				style.addLine(Html.fromHtml("<b>" + unread.get(i).getName(useSubject)
252						+ "</b> " + unread.get(i).getLatestMessage().getBody().trim()));
253			}
254			mBuilder.setContentTitle(unread.size() + " unread Conversations");
255			mBuilder.setContentText(names.toString());
256			mBuilder.setStyle(style);
257		}
258		if (unread.size() != 0) {
259			mBuilder.setSmallIcon(R.drawable.notification);
260			if (notify) {
261				if (vibrate) {
262					int dat = 70;
263					long[] pattern = {0,3*dat,dat,dat};
264					mBuilder.setVibrate(pattern);
265				}
266				mBuilder.setLights(0xffffffff, 2000, 4000);
267				if (ringtone != null) {
268					mBuilder.setSound(Uri.parse(ringtone));
269				}
270			}
271
272			TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
273			stackBuilder.addParentStack(ConversationActivity.class);
274
275			Intent viewConversationIntent = new Intent(context,
276					ConversationActivity.class);
277			viewConversationIntent.setAction(Intent.ACTION_VIEW);
278			viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
279					targetUuid);
280			viewConversationIntent
281					.setType(ConversationActivity.VIEW_CONVERSATION);
282			
283			stackBuilder.addNextIntent(viewConversationIntent);
284
285			PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(
286					0, PendingIntent.FLAG_UPDATE_CURRENT);
287			
288			mBuilder.setContentIntent(resultPendingIntent);
289			Notification notification = mBuilder.build();
290			mNotificationManager.notify(2342, notification);
291		}
292	}
293	
294	private static boolean wasHighlighted(Conversation conversation) {
295		List<Message> messages = conversation.getMessages();
296		String nick = conversation.getMucOptions().getNick();
297		for(int i = messages.size() - 1; i >= 0; --i) {
298			if (messages.get(i).isRead()) {
299				break;
300			} else {
301				if (messages.get(i).getBody().contains(nick)) {
302					return true;
303				}
304			}
305		}
306		return false;
307	}
308
309	public static void prepareContactBadge(final Activity activity,
310			QuickContactBadge badge, final Contact contact, Context context) {
311		if (contact.getSystemAccount() != null) {
312			String[] systemAccount = contact.getSystemAccount().split("#");
313			long id = Long.parseLong(systemAccount[0]);
314			badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1]));
315		}
316		badge.setImageBitmap(UIHelper.getContactPicture(contact, "", 400, context));
317	}
318
319	public static AlertDialog getVerifyFingerprintDialog(
320			final ConversationActivity activity,
321			final Conversation conversation, final LinearLayout msg) {
322		final Contact contact = conversation.getContact();
323		final Account account = conversation.getAccount();
324
325		AlertDialog.Builder builder = new AlertDialog.Builder(activity);
326		builder.setTitle("Verify fingerprint");
327		LayoutInflater inflater = activity.getLayoutInflater();
328		View view = inflater.inflate(R.layout.dialog_verify_otr, null);
329		TextView jid = (TextView) view.findViewById(R.id.verify_otr_jid);
330		TextView fingerprint = (TextView) view
331				.findViewById(R.id.verify_otr_fingerprint);
332		TextView yourprint = (TextView) view
333				.findViewById(R.id.verify_otr_yourprint);
334
335		jid.setText(contact.getJid());
336		fingerprint.setText(conversation.getOtrFingerprint());
337		yourprint.setText(account.getOtrFingerprint());
338		builder.setNegativeButton("Cancel", null);
339		builder.setPositiveButton("Verify", new OnClickListener() {
340
341			@Override
342			public void onClick(DialogInterface dialog, int which) {
343				contact.addOtrFingerprint(conversation.getOtrFingerprint());
344				msg.setVisibility(View.GONE);
345				activity.xmppConnectionService.updateContact(contact);
346			}
347		});
348		builder.setView(view);
349		return builder.create();
350	}
351
352	public static Bitmap getSelfContactPicture(Account account, int size, boolean showPhoneSelfContactPicture, Activity activity) {
353		if (showPhoneSelfContactPicture) {
354			Uri selfiUri = PhoneHelper.getSefliUri(activity);
355			if (selfiUri != null) {
356				try {
357					return BitmapFactory.decodeStream(activity
358							.getContentResolver().openInputStream(selfiUri));
359				} catch (FileNotFoundException e) {
360					return getUnknownContactPicture(account.getJid(), size);
361				}
362			}
363			return getUnknownContactPicture(account.getJid(), size);
364		} else {
365			return getUnknownContactPicture(account.getJid(), size);
366		}
367	}
368}