package de.gultsch.chat.utils; import java.io.FileDescriptor; import java.io.FileNotFoundException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.List; import de.gultsch.chat.R; import de.gultsch.chat.entities.Account; import de.gultsch.chat.entities.Contact; import de.gultsch.chat.entities.Conversation; import de.gultsch.chat.entities.Message; import de.gultsch.chat.ui.ConversationActivity; import android.app.Activity; import android.app.AlertDialog; import android.app.Notification; import android.app.PendingIntent; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnClickListener; import android.content.Intent; import android.content.SharedPreferences; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.Rect; import android.net.Uri; import android.preference.PreferenceManager; import android.provider.ContactsContract.Contacts; import android.support.v4.app.NotificationCompat; import android.support.v4.app.TaskStackBuilder; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.widget.LinearLayout; import android.widget.QuickContactBadge; import android.widget.TextView; public class UIHelper { public static String readableTimeDifference(long time) { if (time == 0) { return "just now"; } Date date = new Date(time); long difference = (System.currentTimeMillis() - time) / 1000; if (difference < 60) { return "just now"; } else if (difference < 60 * 10) { return difference / 60 + " min ago"; } else if (difference < 60 * 60 * 24) { SimpleDateFormat sdf = new SimpleDateFormat("HH:mm"); return sdf.format(date); } else { SimpleDateFormat sdf = new SimpleDateFormat("M/D"); return sdf.format(date); } } public static Bitmap getUnknownContactPicture(String name, int size) { String firstLetter = name.substring(0, 1).toUpperCase(); int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713, 0xFFe92727 }; int color = holoColors[Math.abs(name.hashCode()) % holoColors.length]; Bitmap bitmap = Bitmap .createBitmap(size, size, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(bitmap); bitmap.eraseColor(color); Paint paint = new Paint(); paint.setColor(0xffe5e5e5); paint.setTextSize((float) (size * 0.9)); paint.setAntiAlias(true); Rect rect = new Rect(); paint.getTextBounds(firstLetter, 0, 1, rect); float width = paint.measureText(firstLetter); canvas.drawText(firstLetter, (size / 2) - (width / 2), (size / 2) + (rect.height() / 2), paint); return bitmap; } public static Notification getUnreadMessageNotification(Context context, Conversation conversation) { SharedPreferences sharedPref = PreferenceManager .getDefaultSharedPreferences(context); String ringtone = sharedPref.getString("notification_ringtone", null); Resources res = context.getResources(); NotificationCompat.Builder mBuilder = new NotificationCompat.Builder( context); mBuilder.setLargeIcon(UIHelper.getUnknownContactPicture(conversation .getName(), (int) res .getDimension(android.R.dimen.notification_large_icon_width))); mBuilder.setContentTitle(conversation.getName()); mBuilder.setTicker(conversation.getLatestMessage().getBody().trim()); StringBuilder bigText = new StringBuilder(); List messages = conversation.getMessages(); String firstLine = ""; for(int i = messages.size() -1; i >= 0; --i) { if (!messages.get(i).isRead()) { if (i == messages.size() -1 ) { firstLine = messages.get(i).getBody().trim(); bigText.append(firstLine); } else { firstLine = messages.get(i).getBody().trim(); bigText.insert(0, firstLine+"\n"); } } else { break; } } mBuilder.setContentText(firstLine); mBuilder.setStyle(new NotificationCompat.BigTextStyle().bigText(bigText.toString())); mBuilder.setSmallIcon(R.drawable.notification); mBuilder.setLights(0xffffffff, 2000, 4000); if (ringtone != null) { mBuilder.setSound(Uri.parse(ringtone)); } TaskStackBuilder stackBuilder = TaskStackBuilder.create(context); stackBuilder.addParentStack(ConversationActivity.class); Intent viewConversationIntent = new Intent(context, ConversationActivity.class); viewConversationIntent.setAction(Intent.ACTION_VIEW); viewConversationIntent.putExtra(ConversationActivity.CONVERSATION, conversation.getUuid()); viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION); stackBuilder.addNextIntent(viewConversationIntent); PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT); mBuilder.setContentIntent(resultPendingIntent); return mBuilder.build(); } public static void prepareContactBadge(final Activity activity, QuickContactBadge badge, final Contact contact) { if (contact.getSystemAccount()!=null) { String[] systemAccount = contact.getSystemAccount().split("#"); long id = Long.parseLong(systemAccount[0]); badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1])); if (contact.getProfilePhoto() != null) { badge.setImageURI(Uri.parse(contact.getProfilePhoto())); } else { badge.setImageBitmap(UIHelper.getUnknownContactPicture(contact.getDisplayName(), 400)); } } else { badge.setImageBitmap(UIHelper.getUnknownContactPicture(contact.getDisplayName(), 400)); } } public static AlertDialog getVerifyFingerprintDialog(final ConversationActivity activity,final Conversation conversation, final LinearLayout msg) { final Contact contact = conversation.getContact(); final Account account = conversation.getAccount(); AlertDialog.Builder builder = new AlertDialog.Builder(activity); builder.setTitle("Verify fingerprint"); LayoutInflater inflater = activity.getLayoutInflater(); View view = inflater.inflate(R.layout.dialog_verify_otr, null); TextView jid = (TextView) view.findViewById(R.id.verify_otr_jid); TextView fingerprint = (TextView) view.findViewById(R.id.verify_otr_fingerprint); TextView yourprint = (TextView) view.findViewById(R.id.verify_otr_yourprint); jid.setText(contact.getJid()); fingerprint.setText(conversation.getOtrFingerprint()); yourprint.setText(account.getOtrFingerprint()); builder.setNegativeButton("Cancel", null); builder.setPositiveButton("Verify", new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { contact.addOtrFingerprint(conversation.getOtrFingerprint()); msg.setVisibility(View.GONE); activity.xmppConnectionService.updateContact(contact); } }); builder.setView(view); return builder.create(); } }