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Code Issues Releases Wiki Activity

escape HTML in OTR messages if other client is Pidgin

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This commit is contained in:
Daniel Gultsch 2016-05-15 12:35:31 +02:00
parent c9e9dc2ef2
commit cf5ca27a06
2 changed files with 41 additions and 4 deletions
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2
src/main/java/eu/siacs/conversations/entities/Account.java
View File

@ -450,7 +450,7 @@ public class Account extends AbstractEntity {
}
public int countPresences() {
return this.getRoster().getContact(this.getJid().toBareJid()).getPresences().size();
return this.getSelfContact().getPresences().size();
}
public String getPgpSignature() {

43
src/main/java/eu/siacs/conversations/parser/MessageParser.java
View File

@ -1,5 +1,6 @@
package eu.siacs.conversations.parser;
import android.text.Html;
import android.util.Log;
import android.util.Pair;
@ -7,6 +8,9 @@ import net.java.otr4j.session.Session;
import net.java.otr4j.session.SessionStatus;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
import java.util.Set;
import java.util.UUID;
@ -20,6 +24,8 @@ import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.entities.MucOptions;
import eu.siacs.conversations.entities.Presence;
import eu.siacs.conversations.entities.ServiceDiscoveryResult;
import eu.siacs.conversations.http.HttpConnectionManager;
import eu.siacs.conversations.services.MessageArchiveService;
import eu.siacs.conversations.services.XmppConnectionService;
@ -31,8 +37,10 @@ import eu.siacs.conversations.xmpp.jid.Jid;
import eu.siacs.conversations.xmpp.pep.Avatar;
import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
public class MessageParser extends AbstractParser implements
OnMessagePacketReceived {
public class MessageParser extends AbstractParser implements OnMessagePacketReceived {
private static final List<String> CLIENTS_SENDING_HTML_IN_OTR = Arrays.asList(new String[]{"Pidgin","Adium"});
public MessageParser(XmppConnectionService service) {
super(service);
}
@ -95,6 +103,11 @@ public class MessageParser extends AbstractParser implements
conversation.setSymmetricKey(CryptoHelper.hexToBytes(key));
return null;
}
if (clientMightSendHtml(conversation.getAccount(), from)) {
Log.d(Config.LOGTAG,conversation.getAccount().getJid().toBareJid()+": received OTR message from bad behaving client. escaping HTML…");
body = Html.fromHtml(body).toString();
}
final OtrService otrService = conversation.getAccount().getOtrService();
Message finishedMessage = new Message(conversation, body, Message.ENCRYPTION_OTR, Message.STATUS_RECEIVED);
finishedMessage.setFingerprint(otrService.getFingerprint(otrSession.getRemotePublicKey()));
@ -107,6 +120,30 @@ public class MessageParser extends AbstractParser implements
}
}
private static boolean clientMightSendHtml(Account account, Jid from) {
String resource = from.getResourcepart();
if (resource == null) {
return false;
}
Presence presence = account.getRoster().getContact(from).getPresences().getPresences().get(resource);
ServiceDiscoveryResult disco = presence == null ? null : presence.getServiceDiscoveryResult();
if (disco == null) {
return false;
}
return hasIdentityKnowForSendingHtml(disco.getIdentities());
}
private static boolean hasIdentityKnowForSendingHtml(List<ServiceDiscoveryResult.Identity> identities) {
for(ServiceDiscoveryResult.Identity identity : identities) {
if (identity.getName() != null) {
if (CLIENTS_SENDING_HTML_IN_OTR.contains(identity.getName())) {
return true;
}
}
}
return false;
}
private Message parseAxolotlChat(Element axolotlMessage, Jid from, Conversation conversation, int status) {
Message finishedMessage = null;
AxolotlService service = conversation.getAccount().getAxolotlService();
@ -311,7 +348,7 @@ public class MessageParser extends AbstractParser implements
}
boolean isTypeGroupChat = packet.getType() == MessagePacket.TYPE_GROUPCHAT;
boolean isProperlyAddressed = (to != null ) && (!to.isBareJid() || account.countPresences() <= 1);
boolean isProperlyAddressed = (to != null ) && (!to.isBareJid() || account.countPresences() == 0);
boolean isMucStatusMessage = from.isBareJid() && mucUserElement != null && mucUserElement.hasChild("status");
if (packet.fromAccount(account)) {
status = Message.STATUS_SEND;