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