1package eu.siacs.conversations.utils;
2
3import java.text.SimpleDateFormat;
4import java.util.Date;
5import java.util.List;
6
7import eu.siacs.conversations.R;
8import eu.siacs.conversations.entities.Account;
9import eu.siacs.conversations.entities.Contact;
10import eu.siacs.conversations.entities.Conversation;
11import eu.siacs.conversations.entities.Message;
12import eu.siacs.conversations.ui.ConversationActivity;
13
14import android.app.Activity;
15import android.app.AlertDialog;
16import android.app.Notification;
17import android.app.PendingIntent;
18import android.content.Context;
19import android.content.DialogInterface;
20import android.content.DialogInterface.OnClickListener;
21import android.content.Intent;
22import android.content.SharedPreferences;
23import android.content.res.Resources;
24import android.graphics.Bitmap;
25import android.graphics.Canvas;
26import android.graphics.Paint;
27import android.graphics.Rect;
28import android.net.Uri;
29import android.preference.PreferenceManager;
30import android.provider.ContactsContract.Contacts;
31import android.support.v4.app.NotificationCompat;
32import android.support.v4.app.TaskStackBuilder;
33import android.view.LayoutInflater;
34import android.view.View;
35import android.widget.LinearLayout;
36import android.widget.QuickContactBadge;
37import android.widget.TextView;
38
39public class UIHelper {
40 public static String readableTimeDifference(long time) {
41 if (time == 0) {
42 return "just now";
43 }
44 Date date = new Date(time);
45 long difference = (System.currentTimeMillis() - time) / 1000;
46 if (difference < 60) {
47 return "just now";
48 } else if (difference < 60 * 10) {
49 return difference / 60 + " min ago";
50 } else if (difference < 60 * 60 * 24) {
51 SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");
52 return sdf.format(date);
53 } else {
54 SimpleDateFormat sdf = new SimpleDateFormat("MM/dd");
55 return sdf.format(date);
56 }
57 }
58
59 public static Bitmap getUnknownContactPicture(String name, int size) {
60 String firstLetter = name.substring(0, 1).toUpperCase();
61
62 int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
63 0xFFe92727 };
64
65 int color = holoColors[Math.abs(name.hashCode()) % holoColors.length];
66
67 Bitmap bitmap = Bitmap
68 .createBitmap(size, size, Bitmap.Config.ARGB_8888);
69 Canvas canvas = new Canvas(bitmap);
70
71 bitmap.eraseColor(color);
72
73 Paint paint = new Paint();
74 paint.setColor(0xffe5e5e5);
75 paint.setTextSize((float) (size * 0.9));
76 paint.setAntiAlias(true);
77 Rect rect = new Rect();
78 paint.getTextBounds(firstLetter, 0, 1, rect);
79 float width = paint.measureText(firstLetter);
80 canvas.drawText(firstLetter, (size / 2) - (width / 2), (size / 2)
81 + (rect.height() / 2), paint);
82
83 return bitmap;
84 }
85
86 public static Bitmap getErrorPicture(int size) {
87 Bitmap bitmap = Bitmap
88 .createBitmap(size, size, Bitmap.Config.ARGB_8888);
89 Canvas canvas = new Canvas(bitmap);
90
91 bitmap.eraseColor(0xFFe92727);
92
93 Paint paint = new Paint();
94 paint.setColor(0xffe5e5e5);
95 paint.setTextSize((float) (size * 0.9));
96 paint.setAntiAlias(true);
97 Rect rect = new Rect();
98 paint.getTextBounds("!", 0, 1, rect);
99 float width = paint.measureText("!");
100 canvas.drawText("!", (size / 2) - (width / 2), (size / 2)
101 + (rect.height() / 2), paint);
102
103 return bitmap;
104 }
105
106 public static Notification getUnreadMessageNotification(Context context,
107 Conversation conversation) {
108
109 SharedPreferences sharedPref = PreferenceManager
110 .getDefaultSharedPreferences(context);
111 String ringtone = sharedPref.getString("notification_ringtone", null);
112
113 Resources res = context.getResources();
114 NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(
115 context);
116 mBuilder.setLargeIcon(UIHelper.getUnknownContactPicture(conversation
117 .getName(), (int) res
118 .getDimension(android.R.dimen.notification_large_icon_width)));
119 mBuilder.setContentTitle(conversation.getName());
120 mBuilder.setTicker(conversation.getLatestMessage().getBody().trim());
121 StringBuilder bigText = new StringBuilder();
122 List<Message> messages = conversation.getMessages();
123 String firstLine = "";
124 for(int i = messages.size() -1; i >= 0; --i) {
125 if (!messages.get(i).isRead()) {
126 if (i == messages.size() -1 ) {
127 firstLine = messages.get(i).getBody().trim();
128 bigText.append(firstLine);
129 } else {
130 firstLine = messages.get(i).getBody().trim();
131 bigText.insert(0, firstLine+"\n");
132 }
133 } else {
134 break;
135 }
136 }
137 mBuilder.setContentText(firstLine);
138 mBuilder.setStyle(new NotificationCompat.BigTextStyle().bigText(bigText.toString()));
139 mBuilder.setSmallIcon(R.drawable.notification);
140 mBuilder.setLights(0xffffffff, 2000, 4000);
141 if (ringtone != null) {
142 mBuilder.setSound(Uri.parse(ringtone));
143 }
144
145 TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
146 stackBuilder.addParentStack(ConversationActivity.class);
147
148 Intent viewConversationIntent = new Intent(context,
149 ConversationActivity.class);
150 viewConversationIntent.setAction(Intent.ACTION_VIEW);
151 viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
152 conversation.getUuid());
153 viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION);
154
155 stackBuilder.addNextIntent(viewConversationIntent);
156
157 PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(0,
158 PendingIntent.FLAG_UPDATE_CURRENT);
159
160 mBuilder.setContentIntent(resultPendingIntent);
161 return mBuilder.build();
162 }
163
164 public static void prepareContactBadge(final Activity activity,
165 QuickContactBadge badge, final Contact contact) {
166 if (contact.getSystemAccount()!=null) {
167 String[] systemAccount = contact.getSystemAccount().split("#");
168 long id = Long.parseLong(systemAccount[0]);
169 badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1]));
170
171 if (contact.getProfilePhoto() != null) {
172 badge.setImageURI(Uri.parse(contact.getProfilePhoto()));
173 } else {
174 badge.setImageBitmap(UIHelper.getUnknownContactPicture(contact.getDisplayName(), 400));
175 }
176 } else {
177 badge.setImageBitmap(UIHelper.getUnknownContactPicture(contact.getDisplayName(), 400));
178 }
179
180 }
181
182 public static AlertDialog getVerifyFingerprintDialog(final ConversationActivity activity,final Conversation conversation, final LinearLayout msg) {
183 final Contact contact = conversation.getContact();
184 final Account account = conversation.getAccount();
185
186 AlertDialog.Builder builder = new AlertDialog.Builder(activity);
187 builder.setTitle("Verify fingerprint");
188 LayoutInflater inflater = activity.getLayoutInflater();
189 View view = inflater.inflate(R.layout.dialog_verify_otr, null);
190 TextView jid = (TextView) view.findViewById(R.id.verify_otr_jid);
191 TextView fingerprint = (TextView) view.findViewById(R.id.verify_otr_fingerprint);
192 TextView yourprint = (TextView) view.findViewById(R.id.verify_otr_yourprint);
193
194 jid.setText(contact.getJid());
195 fingerprint.setText(conversation.getOtrFingerprint());
196 yourprint.setText(account.getOtrFingerprint());
197 builder.setNegativeButton("Cancel", null);
198 builder.setPositiveButton("Verify", new OnClickListener() {
199
200 @Override
201 public void onClick(DialogInterface dialog, int which) {
202 contact.addOtrFingerprint(conversation.getOtrFingerprint());
203 msg.setVisibility(View.GONE);
204 activity.xmppConnectionService.updateContact(contact);
205 }
206 });
207 builder.setView(view);
208 return builder.create();
209 }
210}