package eu.siacs.conversations.parser; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Collections; import java.util.Date; import java.util.Locale; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.entities.Contact; import eu.siacs.conversations.services.XmppConnectionService; import eu.siacs.conversations.xml.Element; import eu.siacs.conversations.xmpp.jid.InvalidJidException; import eu.siacs.conversations.xmpp.jid.Jid; public abstract class AbstractParser { protected XmppConnectionService mXmppConnectionService; protected AbstractParser(XmppConnectionService service) { this.mXmppConnectionService = service; } protected long getTimestamp(Element packet) { long now = System.currentTimeMillis(); ArrayList stamps = new ArrayList<>(); for (Element child : packet.getChildren()) { if (child.getName().equals("delay")) { stamps.add(child.getAttribute("stamp").replace("Z", "+0000")); } } Collections.sort(stamps); if (stamps.size() >= 1) { try { String stamp = stamps.get(stamps.size() - 1); if (stamp.contains(".")) { Date date = new SimpleDateFormat( "yyyy-MM-dd'T'HH:mm:ss.SSSZ", Locale.US) .parse(stamp); if (now < date.getTime()) { return now; } else { return date.getTime(); } } else { Date date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ", Locale.US).parse(stamp); if (now < date.getTime()) { return now; } else { return date.getTime(); } } } catch (ParseException e) { return now; } } else { return now; } } protected void updateLastseen(final Element packet, final Account account, final boolean presenceOverwrite) { Jid from; try { from = Jid.fromString(packet.getAttribute("from")).toBareJid(); } catch (final InvalidJidException e) { // TODO: Handle this? from = null; } String presence = from == null || from.getResourcepart().isEmpty() ? "" : from.getResourcepart(); Contact contact = account.getRoster().getContact(from); long timestamp = getTimestamp(packet); if (timestamp >= contact.lastseen.time) { contact.lastseen.time = timestamp; if (!presence.isEmpty() && presenceOverwrite) { contact.lastseen.presence = presence; } } } protected String avatarData(Element items) { Element item = items.findChild("item"); if (item == null) { return null; } Element data = item.findChild("data", "urn:xmpp:avatar:data"); if (data == null) { return null; } return data.getContent(); } }