From 165965bb83bb3ee9750b8cfecea87ddb154fc649 Mon Sep 17 00:00:00 2001 From: Daniel Gultsch Date: Wed, 27 May 2015 11:44:44 +0200 Subject: [PATCH] parse nick and avatar only from available presences to avoid potential error reflection --- .../conversations/parser/PresenceParser.java | 73 +++++++------------ 1 file changed, 26 insertions(+), 47 deletions(-) diff --git a/src/main/java/eu/siacs/conversations/parser/PresenceParser.java b/src/main/java/eu/siacs/conversations/parser/PresenceParser.java index f7872210d..d83347d82 100644 --- a/src/main/java/eu/siacs/conversations/parser/PresenceParser.java +++ b/src/main/java/eu/siacs/conversations/parser/PresenceParser.java @@ -45,38 +45,37 @@ public class PresenceParser extends AbstractParser implements } public void parseContactPresence(PresencePacket packet, Account account) { - PresenceGenerator mPresenceGenerator = mXmppConnectionService - .getPresenceGenerator(); - if (packet.getFrom() == null) { + PresenceGenerator mPresenceGenerator = mXmppConnectionService.getPresenceGenerator(); + final Jid from = packet.getFrom(); + if (from == null) { return; } - final Jid from = packet.getFrom(); - String type = packet.getAttribute("type"); - Contact contact = account.getRoster().getContact(packet.getFrom()); + final String type = packet.getAttribute("type"); + final Contact contact = account.getRoster().getContact(from); if (type == null) { - String presence; - if (!from.isBareJid()) { - presence = from.getResourcepart(); - } else { - presence = ""; + String presence = from.isBareJid() ? "" : from.getResourcepart(); + contact.setPresenceName(packet.findChildContent("nick", "http://jabber.org/protocol/nick")); + Avatar avatar = Avatar.parsePresence(packet.findChild("x", "vcard-temp:x:update")); + if (avatar != null && !contact.isSelf()) { + avatar.owner = from.toBareJid(); + if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) { + if (contact.setAvatar(avatar)) { + mXmppConnectionService.getAvatarService().clear(contact); + mXmppConnectionService.updateConversationUi(); + mXmppConnectionService.updateRosterUi(); + } + } else { + mXmppConnectionService.fetchAvatar(account, avatar); + } } int sizeBefore = contact.getPresences().size(); - contact.updatePresence(presence, - Presences.parseShow(packet.findChild("show"))); + contact.updatePresence(presence, Presences.parseShow(packet.findChild("show"))); PgpEngine pgp = mXmppConnectionService.getPgpEngine(); - if (pgp != null) { - Element x = packet.findChild("x", "jabber:x:signed"); - if (x != null) { - Element status = packet.findChild("status"); - String msg; - if (status != null) { - msg = status.getContent(); - } else { - msg = ""; - } - contact.setPgpKeyId(pgp.fetchKeyId(account, msg, - x.getContent())); - } + Element x = packet.findChild("x", "jabber:x:signed"); + if (pgp != null && x != null) { + Element status = packet.findChild("status"); + String msg = status != null ? status.getContent() : ""; + contact.setPgpKeyId(pgp.fetchKeyId(account, msg, x.getContent())); } boolean online = sizeBefore < contact.getPresences().size(); updateLastseen(packet, account, false); @@ -87,8 +86,7 @@ public class PresenceParser extends AbstractParser implements } else { contact.removePresence(from.getResourcepart()); } - mXmppConnectionService.onContactStatusChanged - .onContactStatusChanged(contact, false); + mXmppConnectionService.onContactStatusChanged.onContactStatusChanged(contact, false); } else if (type.equals("subscribe")) { if (contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) { mXmppConnectionService.sendPresencePacket(account, @@ -97,25 +95,6 @@ public class PresenceParser extends AbstractParser implements contact.setOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST); } } - Element nick = packet.findChild("nick", - "http://jabber.org/protocol/nick"); - if (nick != null) { - contact.setPresenceName(nick.getContent()); - } - Element x = packet.findChild("x","vcard-temp:x:update"); - Avatar avatar = Avatar.parsePresence(x); - if (avatar != null && !contact.isSelf()) { - avatar.owner = from.toBareJid(); - if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) { - if (contact.setAvatar(avatar)) { - mXmppConnectionService.getAvatarService().clear(contact); - mXmppConnectionService.updateConversationUi(); - mXmppConnectionService.updateRosterUi(); - } - } else { - mXmppConnectionService.fetchAvatar(account,avatar); - } - } mXmppConnectionService.updateRosterUi(); }