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 showNofifications = preferences.getBoolean("show_notification",true);
137		boolean vibrate = preferences.getBoolean("vibrate_on_notification", true);
138		boolean alwaysNotify = preferences.getBoolean("notify_in_conversation_when_highlighted", false);
139
140		if (!showNofifications) {
141			return;
142		}
143		
144		String targetUuid = "";
145		
146		if ((currentCon != null) &&(currentCon.getMode() == Conversation.MODE_MULTI)&&(!alwaysNotify)) {
147			String nick = currentCon.getMucOptions().getNick();
148			notify = currentCon.getLatestMessage().getBody().contains(nick);
149			if (!notify) {
150				return;
151			}
152		}
153		
154		List<Conversation> unread = new ArrayList<Conversation>();
155		for (Conversation conversation : conversations) {
156			if (!conversation.isRead()) {
157				unread.add(conversation);
158			}
159		}
160		String ringtone = preferences.getString("notification_ringtone", null);
161
162		Resources res = context.getResources();
163		NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(
164				context);
165		if (unread.size() == 0) {
166			mNotificationManager.cancelAll();
167		} else if (unread.size() == 1) {
168			Conversation conversation = unread.get(0);
169			targetUuid = conversation.getUuid();
170			/*mBuilder.setLargeIcon(UIHelper.getUnknownContactPicture(
171					conversation.getName(),
172					(int) res
173							.getDimension(android.R.dimen.notification_large_icon_width)));*/
174			mBuilder.setLargeIcon(UIHelper.getContactPicture(conversation.getContact(), conversation.getName(), (int) res
175							.getDimension(android.R.dimen.notification_large_icon_width), context));
176			mBuilder.setContentTitle(conversation.getName());
177			if (notify) {
178				mBuilder.setTicker(conversation.getLatestMessage().getBody().trim());
179			}
180			StringBuilder bigText = new StringBuilder();
181			List<Message> messages = conversation.getMessages();
182			String firstLine = "";
183			for (int i = messages.size() - 1; i >= 0; --i) {
184				if (!messages.get(i).isRead()) {
185					if (i == messages.size() - 1) {
186						firstLine = messages.get(i).getBody().trim();
187						bigText.append(firstLine);
188					} else {
189						firstLine = messages.get(i).getBody().trim();
190						bigText.insert(0, firstLine + "\n");
191					}
192				} else {
193					break;
194				}
195			}
196			mBuilder.setContentText(firstLine);
197			mBuilder.setStyle(new NotificationCompat.BigTextStyle()
198					.bigText(bigText.toString()));
199		} else {
200			NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
201			style.setBigContentTitle(unread.size() + " unread Conversations");
202			StringBuilder names = new StringBuilder();
203			for (int i = 0; i < unread.size(); ++i) {
204				targetUuid = unread.get(i).getUuid();
205				if (i < unread.size() - 1) {
206					names.append(unread.get(i).getName() + ", ");
207				} else {
208					names.append(unread.get(i).getName());
209				}
210				style.addLine(Html.fromHtml("<b>" + unread.get(i).getName()
211						+ "</b> " + unread.get(i).getLatestMessage().getBody().trim()));
212			}
213			mBuilder.setContentTitle(unread.size() + " unread Conversations");
214			mBuilder.setContentText(names.toString());
215			mBuilder.setStyle(style);
216		}
217		if (unread.size() != 0) {
218			mBuilder.setSmallIcon(R.drawable.notification);
219			if (notify) {
220				if (vibrate) {
221					int dat = 110;
222					long[] pattern = {0,3*dat,dat,dat,dat,3*dat,dat,dat};
223					mBuilder.setVibrate(pattern);
224				}
225				mBuilder.setLights(0xffffffff, 2000, 4000);
226				if (ringtone != null) {
227					mBuilder.setSound(Uri.parse(ringtone));
228				}
229			}
230
231			TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
232			stackBuilder.addParentStack(ConversationActivity.class);
233
234			Intent viewConversationIntent = new Intent(context,
235					ConversationActivity.class);
236			viewConversationIntent.setAction(Intent.ACTION_VIEW);
237			viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
238					targetUuid);
239			viewConversationIntent
240					.setType(ConversationActivity.VIEW_CONVERSATION);
241			
242			stackBuilder.addNextIntent(viewConversationIntent);
243
244			PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(
245					0, PendingIntent.FLAG_UPDATE_CURRENT);
246			
247			mBuilder.setContentIntent(resultPendingIntent);
248			Notification notification = mBuilder.build();
249			mNotificationManager.notify(2342, notification);
250		}
251	}
252	
253	public static void prepareContactBadge(final Activity activity,
254			QuickContactBadge badge, final Contact contact) {
255		if (contact.getSystemAccount() != null) {
256			String[] systemAccount = contact.getSystemAccount().split("#");
257			long id = Long.parseLong(systemAccount[0]);
258			badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1]));
259
260			if (contact.getProfilePhoto() != null) {
261				badge.setImageURI(Uri.parse(contact.getProfilePhoto()));
262			} else {
263				badge.setImageBitmap(UIHelper.getUnknownContactPicture(
264						contact.getDisplayName(), 400));
265			}
266		} else {
267			badge.setImageBitmap(UIHelper.getUnknownContactPicture(
268					contact.getDisplayName(), 400));
269		}
270
271	}
272
273	public static AlertDialog getVerifyFingerprintDialog(
274			final ConversationActivity activity,
275			final Conversation conversation, final LinearLayout msg) {
276		final Contact contact = conversation.getContact();
277		final Account account = conversation.getAccount();
278
279		AlertDialog.Builder builder = new AlertDialog.Builder(activity);
280		builder.setTitle("Verify fingerprint");
281		LayoutInflater inflater = activity.getLayoutInflater();
282		View view = inflater.inflate(R.layout.dialog_verify_otr, null);
283		TextView jid = (TextView) view.findViewById(R.id.verify_otr_jid);
284		TextView fingerprint = (TextView) view
285				.findViewById(R.id.verify_otr_fingerprint);
286		TextView yourprint = (TextView) view
287				.findViewById(R.id.verify_otr_yourprint);
288
289		jid.setText(contact.getJid());
290		fingerprint.setText(conversation.getOtrFingerprint());
291		yourprint.setText(account.getOtrFingerprint());
292		builder.setNegativeButton("Cancel", null);
293		builder.setPositiveButton("Verify", new OnClickListener() {
294
295			@Override
296			public void onClick(DialogInterface dialog, int which) {
297				contact.addOtrFingerprint(conversation.getOtrFingerprint());
298				msg.setVisibility(View.GONE);
299				activity.xmppConnectionService.updateContact(contact);
300			}
301		});
302		builder.setView(view);
303		return builder.create();
304	}
305
306	public static Bitmap getSelfContactPicture(Account account, int size, boolean showPhoneSelfContactPicture, Activity activity) {
307		Uri selfiUri = PhoneHelper.getSefliUri(activity);
308		if (selfiUri != null) {
309			try {
310				return BitmapFactory.decodeStream(activity
311						.getContentResolver().openInputStream(selfiUri));
312			} catch (FileNotFoundException e) {
313				return getUnknownContactPicture(account.getJid(), size);
314			}
315		}
316		return getUnknownContactPicture(account.getJid(), size);
317	}
318}