1package eu.siacs.conversations.utils;
 2
 3import android.net.Uri;
 4
 5import java.io.UnsupportedEncodingException;
 6import java.net.URLDecoder;
 7
 8import eu.siacs.conversations.utils.CryptoHelper;
 9import eu.siacs.conversations.xmpp.jid.InvalidJidException;
10import eu.siacs.conversations.xmpp.jid.Jid;
11
12public class XmppUri {
13
14	protected String jid;
15	protected boolean muc;
16	protected String fingerprint;
17
18	public XmppUri(String uri) {
19		try {
20			parse(Uri.parse(uri));
21		} catch (IllegalArgumentException e) {
22			jid = null;
23		}
24	}
25
26	public XmppUri(Uri uri) {
27		parse(uri);
28	}
29
30	protected void parse(Uri uri) {
31		String scheme = uri.getScheme();
32		if ("xmpp".equals(scheme)) {
33			// sample: xmpp:jid@foo.com
34			muc = "join".equalsIgnoreCase(uri.getQuery());
35			if (uri.getAuthority() != null) {
36				jid = uri.getAuthority();
37			} else {
38				jid = uri.getSchemeSpecificPart().split("\\?")[0];
39			}
40			fingerprint = parseFingerprint(uri.getQuery());
41		} else if ("imto".equals(scheme)) {
42			// sample: imto://xmpp/jid@foo.com
43			try {
44				jid = URLDecoder.decode(uri.getEncodedPath(), "UTF-8").split("/")[1];
45			} catch (final UnsupportedEncodingException ignored) {
46			}
47		}
48	}
49
50	protected  String parseFingerprint(String query) {
51		if (query == null) {
52			return null;
53		} else {
54			final String NEEDLE = "otr-fingerprint=";
55			int index = query.indexOf(NEEDLE);
56			if (index >= 0 && query.length() >= (NEEDLE.length() + index + 40)) {
57				return CryptoHelper.prettifyFingerprint(query.substring(index + NEEDLE.length(), index + NEEDLE.length() + 40));
58			} else {
59				return null;
60			}
61		}
62	}
63
64	public Jid getJid() {
65		try {
66			return Jid.fromString(this.jid);
67		} catch (InvalidJidException e) {
68			return null;
69		}
70	}
71
72	public String getFingerprint() {
73		return this.fingerprint;
74	}
75
76	public boolean isMuc() {
77		return this.muc;
78	}
79}