1 files changed, 98 insertions, 0 deletions
diff --git a/src/com/isode/stroke/client/NickResolver.java b/src/com/isode/stroke/client/NickResolver.java
new file mode 100644
index 0000000..fe2b129
--- /dev/null
+++ b/src/com/isode/stroke/client/NickResolver.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2010-2015, Isode Limited, London, England.
+ * All rights reserved.
+ */
+package com.isode.stroke.client;
+
+import java.util.Collection;
+
+import com.isode.stroke.elements.VCard;
+import com.isode.stroke.jid.JID;
+import com.isode.stroke.muc.MUCRegistry;
+import com.isode.stroke.roster.XMPPRoster;
+import com.isode.stroke.signals.Signal2;
+import com.isode.stroke.signals.Slot1;
+import com.isode.stroke.signals.Slot2;
+import com.isode.stroke.signals.Slot3;
+import com.isode.stroke.vcards.VCardManager;
+
+public class NickResolver {
+	private JID ownJID_;
+	private String ownNick_;
+	private XMPPRoster xmppRoster_;
+	private MUCRegistry mucRegistry_;
+	private VCardManager vcardManager_;
+
+	public final Signal2<JID, String> onNickChanged = new Signal2<JID, String>();
+
+	public NickResolver(final JID ownJID, XMPPRoster xmppRoster, VCardManager vcardManager, MUCRegistry mucRegistry) {
+		ownJID_ = ownJID;
+		xmppRoster_ = xmppRoster;
+		vcardManager_ = vcardManager;
+		if (vcardManager_ != null) {
+			vcardManager_.onVCardChanged.connect(new Slot2<JID, VCard>() {
+				@Override
+				public void call(JID p1, VCard p2) {
+					handleVCardReceived(p1, p2);
+				}
+			});
+		}
+		mucRegistry_ = mucRegistry;
+		xmppRoster_.onJIDUpdated.connect(new Slot3<JID, String, Collection<String>>() {
+				@Override
+				public void call(JID p1, String p2, Collection<String> p3) {
+					handleJIDUpdated(p1, p2, p3);
+				}
+			});
+		xmppRoster_.onJIDAdded.connect(new Slot1<JID>() {
+				@Override
+				public void call(JID p1) {
+					handleJIDAdded(p1);
+				}
+			});
+	}
+
+	void handleJIDUpdated(final JID jid, final String previousNick, final Collection<String> groups) {
+		onNickChanged.emit(jid, previousNick);
+	}
+
+	void handleJIDAdded(final JID jid) {
+		String oldNick= jidToNick(jid);
+		onNickChanged.emit(jid, oldNick);
+	}
+
+	public String jidToNick(final JID jid) {
+		if (jid.toBare().equals(ownJID_)) {
+			if (ownNick_ != null && !ownNick_.isEmpty()) {
+				return ownNick_;
+			}
+		}
+
+		if (mucRegistry_ != null && mucRegistry_.isMUC(jid.toBare()) ) {
+			return jid.getResource().isEmpty() ? jid.toBare().toString() : jid.getResource();
+		}
+
+		if (xmppRoster_.containsJID(jid) && !xmppRoster_.getNameForJID(jid).isEmpty()) {
+			return xmppRoster_.getNameForJID(jid);
+		}
+
+		return jid.toBare().toString();
+	}
+
+	void handleVCardReceived(final JID jid, VCard ownVCard) {
+		if (jid.compare(ownJID_, JID.CompareType.WithoutResource) != 0) {
+			return;
+		}
+		ownNick_ = ownJID_.toString();
+		if (ownVCard != null) {
+			if (!ownVCard.getNickname().isEmpty()) {
+				ownNick_ = ownVCard.getNickname();
+			} else if (!ownVCard.getGivenName().isEmpty()) {
+				ownNick_ = ownVCard.getGivenName();
+			} else if (!ownVCard.getFullName().isEmpty()) {
+				ownNick_ = ownVCard.getFullName();
+			}
+		}
+	}
+
+}