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/*
* Copyright (c) 2010-2015, Isode Limited, London, England.
* All rights reserved.
*/
package com.isode.stroke.vcards;
import java.util.HashSet;
import java.util.Set;
import com.isode.stroke.elements.ErrorPayload;
import com.isode.stroke.elements.VCard;
import com.isode.stroke.jid.JID;
import com.isode.stroke.queries.IQRouter;
import com.isode.stroke.signals.Signal1;
import com.isode.stroke.signals.Signal2;
import com.isode.stroke.signals.Slot2;
public class VCardManager {
private final JID ownJID;
private final IQRouter iqRouter;
private final VCardStorage storage;
private final Set<JID> requestedVCards = new HashSet<JID>();
/**
* The JID will always be bare.
*/
public final Signal2<JID, VCard> onVCardChanged = new Signal2<JID, VCard>();
/**
* Emitted when our own vcard changes.
*
* onVCardChanged will also be emitted.
*/
public final Signal1<VCard> onOwnVCardChanged = new Signal1<VCard>();
public VCardManager(final JID ownJID, IQRouter iqRouter, VCardStorage vcardStorage) {
this.ownJID = ownJID;
this.iqRouter = iqRouter;
this.storage = vcardStorage;
}
public void delete() {
}
public VCard getVCard(final JID jid) {
return storage.getVCard(jid);
}
public VCard getVCardAndRequestWhenNeeded(final JID jid) {
VCard vcard = storage.getVCard(jid);
if (vcard == null) {
requestVCard(jid);
}
return vcard;
}
public void requestVCard(final JID requestedJID) {
final JID jid = requestedJID.compare(ownJID, JID.CompareType.WithoutResource) == 0 ? new JID() : requestedJID;
if (requestedVCards.contains(jid)) {
return;
}
GetVCardRequest request = GetVCardRequest.create(jid, iqRouter);
request.onResponse.connect(new Slot2<VCard, ErrorPayload>() {
@Override
public void call(VCard p1, ErrorPayload p2) {
handleVCardReceived(jid, p1, p2);
}
});
request.send();
requestedVCards.add(jid);
}
public void requestOwnVCard() {
requestVCard(new JID());
}
private void handleVCardReceived(final JID actualJID, VCard vcard, ErrorPayload error) {
if (error != null || vcard == null) {
vcard = new VCard();
}
requestedVCards.remove(actualJID);
JID jid = actualJID.isValid() ? actualJID : ownJID.toBare();
setVCard(jid, vcard);
}
public SetVCardRequest createSetVCardRequest(final VCard vcard) {
SetVCardRequest request = SetVCardRequest.create(vcard, iqRouter);
request.onResponse.connect(new Slot2<VCard, ErrorPayload>() {
@Override
public void call(VCard p1, ErrorPayload p2) {
handleSetVCardResponse(vcard, p2);
}
});
return request;
}
private void handleSetVCardResponse(VCard vcard, ErrorPayload error) {
if (error == null) {
setVCard(ownJID.toBare(), vcard);
}
}
private void setVCard(final JID jid, VCard vcard) {
storage.setVCard(jid, vcard);
onVCardChanged.emit(jid, vcard);
if (jid.compare(ownJID, JID.CompareType.WithoutResource) == 0) {
onOwnVCardChanged.emit(vcard);
}
}
public String getPhotoHash(final JID jid) {
return storage.getPhotoHash(jid);
}
}
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