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package eu.siacs.conversations.generator;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.xml.Element;
import eu.siacs.conversations.xmpp.pep.Avatar;
import eu.siacs.conversations.xmpp.stanzas.IqPacket;
public class IqGenerator extends AbstractGenerator {
public IqGenerator(XmppConnectionService service) {
super(service);
}
public IqPacket discoResponse(IqPacket request) {
IqPacket packet = new IqPacket(IqPacket.TYPE_RESULT);
packet.setId(request.getId());
packet.setTo(request.getFrom());
Element query = packet.addChild("query",
"http://jabber.org/protocol/disco#info");
query.setAttribute("node", request.query().getAttribute("node"));
Element identity = query.addChild("identity");
identity.setAttribute("category", "client");
identity.setAttribute("type", this.IDENTITY_TYPE);
identity.setAttribute("name", IDENTITY_NAME);
List<String> features = Arrays.asList(FEATURES);
Collections.sort(features);
for (String feature : features) {
query.addChild("feature").setAttribute("var", feature);
}
return packet;
}
protected IqPacket publish(String node, Element item) {
IqPacket packet = new IqPacket(IqPacket.TYPE_SET);
Element pubsub = packet.addChild("pubsub",
"http://jabber.org/protocol/pubsub");
Element publish = pubsub.addChild("publish");
publish.setAttribute("node", node);
publish.addChild(item);
return packet;
}
protected IqPacket retrieve(String node, Element item) {
IqPacket packet = new IqPacket(IqPacket.TYPE_GET);
Element pubsub = packet.addChild("pubsub",
"http://jabber.org/protocol/pubsub");
Element items = pubsub.addChild("items");
items.setAttribute("node", node);
if (item != null) {
items.addChild(item);
}
return packet;
}
public IqPacket publishAvatar(Avatar avatar) {
Element item = new Element("item");
item.setAttribute("id", avatar.sha1sum);
Element data = item.addChild("data", "urn:xmpp:avatar:data");
data.setContent(avatar.image);
return publish("urn:xmpp:avatar:data", item);
}
public IqPacket publishAvatarMetadata(Avatar avatar) {
Element item = new Element("item");
item.setAttribute("id", avatar.sha1sum);
Element metadata = item
.addChild("metadata", "urn:xmpp:avatar:metadata");
Element info = metadata.addChild("info");
info.setAttribute("bytes", avatar.size);
info.setAttribute("id", avatar.sha1sum);
info.setAttribute("height", avatar.height);
info.setAttribute("width", avatar.height);
info.setAttribute("type", avatar.type);
return publish("urn:xmpp:avatar:metadata", item);
}
public IqPacket retrieveAvatar(Avatar avatar) {
Element item = new Element("item");
item.setAttribute("id", avatar.sha1sum);
IqPacket packet = retrieve("urn:xmpp:avatar:data", item);
packet.setTo(avatar.owner);
return packet;
}
public IqPacket retrieveAvatarMetaData(String to) {
IqPacket packet = retrieve("urn:xmpp:avatar:metadata", null);
if (to != null) {
packet.setTo(to);
}
return packet;
}
}
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