1package eu.siacs.conversations.utils;
2
3import android.app.Activity;
4import android.content.Intent;
5import android.view.Menu;
6import android.view.MenuItem;
7import android.widget.Toast;
8
9import com.google.common.primitives.Bytes;
10import com.google.common.primitives.Longs;
11
12import java.nio.ByteBuffer;
13import java.util.ArrayList;
14import java.util.List;
15import java.util.UUID;
16
17import eu.siacs.conversations.Config;
18import eu.siacs.conversations.R;
19import eu.siacs.conversations.entities.Account;
20import eu.siacs.conversations.services.XmppConnectionService;
21import eu.siacs.conversations.ui.XmppActivity;
22
23public class AccountUtils {
24
25 public static final Class<?> MANAGE_ACCOUNT_ACTIVITY;
26
27 static {
28 MANAGE_ACCOUNT_ACTIVITY = getManageAccountActivityClass();
29 }
30
31 public static boolean hasEnabledAccounts(final XmppConnectionService service) {
32 final List<Account> accounts = service.getAccounts();
33 for (Account account : accounts) {
34 if (account.isOptionSet(Account.OPTION_DISABLED)) {
35 return false;
36 }
37 }
38 return false;
39 }
40
41 public static String publicDeviceId(final Account account) {
42 final UUID uuid;
43 try {
44 uuid = UUID.fromString(account.getUuid());
45 } catch (final IllegalArgumentException e) {
46 return account.getUuid();
47 }
48 final byte[] bytes =
49 Bytes.concat(
50 Longs.toByteArray(uuid.getLeastSignificantBits()),
51 Longs.toByteArray(uuid.getLeastSignificantBits()));
52 bytes[6] &= 0x0f; /* clear version */
53 bytes[6] |= 0x40; /* set to version 4 */
54 bytes[8] &= 0x3f; /* clear variant */
55 bytes[8] |= 0x80; /* set to IETF variant */
56 final ByteBuffer byteBuffer = ByteBuffer.wrap(bytes);
57 return new UUID(byteBuffer.getLong(), byteBuffer.getLong()).toString();
58 }
59
60 public static List<String> getEnabledAccounts(final XmppConnectionService service) {
61 final ArrayList<String> accounts = new ArrayList<>();
62 for (final Account account : service.getAccounts()) {
63 if (account.isEnabled()) {
64 accounts.add(account.getJid().asBareJid().toEscapedString());
65 }
66 }
67 return accounts;
68 }
69
70 public static Account getFirstEnabled(XmppConnectionService service) {
71 final List<Account> accounts = service.getAccounts();
72 for (Account account : accounts) {
73 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
74 return account;
75 }
76 }
77 return null;
78 }
79
80 public static Account getFirst(XmppConnectionService service) {
81 final List<Account> accounts = service.getAccounts();
82 for (Account account : accounts) {
83 return account;
84 }
85 return null;
86 }
87
88 public static Account getPendingAccount(XmppConnectionService service) {
89 Account pending = null;
90 for (Account account : service.getAccounts()) {
91 if (!account.isOptionSet(Account.OPTION_LOGGED_IN_SUCCESSFULLY)) {
92 pending = account;
93 } else {
94 return null;
95 }
96 }
97 return pending;
98 }
99
100 public static void launchManageAccounts(final Activity activity) {
101 if (MANAGE_ACCOUNT_ACTIVITY != null) {
102 activity.startActivity(new Intent(activity, MANAGE_ACCOUNT_ACTIVITY));
103 } else {
104 Toast.makeText(activity, R.string.feature_not_implemented, Toast.LENGTH_SHORT).show();
105 }
106 }
107
108 public static void launchManageAccount(final XmppActivity xmppActivity) {
109 final Account account = getFirst(xmppActivity.xmppConnectionService);
110 xmppActivity.switchToAccount(account);
111 }
112
113 private static Class<?> getManageAccountActivityClass() {
114 try {
115 return Class.forName("eu.siacs.conversations.ui.ManageAccountActivity");
116 } catch (final ClassNotFoundException e) {
117 return null;
118 }
119 }
120
121 public static void showHideMenuItems(final Menu menu) {
122 final MenuItem manageAccounts = menu.findItem(R.id.action_accounts);
123 final MenuItem manageAccount = menu.findItem(R.id.action_account);
124 if (manageAccount != null) {
125 manageAccount.setVisible(MANAGE_ACCOUNT_ACTIVITY == null);
126 }
127 if (manageAccounts != null) {
128 manageAccounts.setVisible(MANAGE_ACCOUNT_ACTIVITY != null);
129 }
130 }
131}