1package eu.siacs.conversations.android;
 2
 3import android.Manifest;
 4import android.content.Context;
 5import android.content.pm.PackageManager;
 6import android.database.Cursor;
 7import android.os.Build;
 8import android.provider.ContactsContract;
 9import android.util.Log;
10
11import java.util.Collections;
12import java.util.HashMap;
13import java.util.Map;
14
15import eu.siacs.conversations.Config;
16import eu.siacs.conversations.xmpp.Jid;
17
18public class JabberIdContact extends AbstractPhoneContact {
19
20    private final Jid jid;
21
22    private JabberIdContact(Cursor cursor) throws IllegalArgumentException {
23        super(cursor);
24        try {
25            this.jid = Jid.of(cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Im.DATA)));
26        } catch (IllegalArgumentException | NullPointerException e) {
27            throw new IllegalArgumentException(e);
28        }
29    }
30
31    public Jid getJid() {
32        return jid;
33    }
34
35    public static Map<Jid, JabberIdContact> load(Context context) {
36        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && context.checkSelfPermission(Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
37            return Collections.emptyMap();
38        }
39        final String[] PROJECTION = new String[]{ContactsContract.Data._ID,
40                ContactsContract.Data.DISPLAY_NAME,
41                ContactsContract.Data.PHOTO_URI,
42                ContactsContract.Data.LOOKUP_KEY,
43                ContactsContract.CommonDataKinds.Im.DATA};
44
45        final String SELECTION = "(" + ContactsContract.Data.MIMETYPE + "=\""
46                + ContactsContract.CommonDataKinds.Im.CONTENT_ITEM_TYPE
47                + "\") AND (" + ContactsContract.CommonDataKinds.Im.PROTOCOL
48                + "=\"" + ContactsContract.CommonDataKinds.Im.PROTOCOL_JABBER
49                + "\")";
50        final Cursor cursor;
51        try {
52            cursor = context.getContentResolver().query(ContactsContract.Data.CONTENT_URI, PROJECTION, SELECTION, null, null);
53        } catch (Exception e) {
54            return Collections.emptyMap();
55        }
56        final HashMap<Jid, JabberIdContact> contacts = new HashMap<>();
57        while (cursor != null && cursor.moveToNext()) {
58            try {
59                final JabberIdContact contact = new JabberIdContact(cursor);
60                final JabberIdContact preexisting = contacts.put(contact.getJid(), contact);
61                if (preexisting == null || preexisting.rating() < contact.rating()) {
62                    contacts.put(contact.getJid(), contact);
63                }
64            } catch (IllegalArgumentException e) {
65                Log.d(Config.LOGTAG,"unable to create jabber id contact");
66            }
67        }
68        if (cursor != null) {
69            cursor.close();
70        }
71        return contacts;
72    }
73}