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-rw-r--r--src/de/gultsch/chat/services/XmppConnectionService.java118
1 files changed, 116 insertions, 2 deletions
diff --git a/src/de/gultsch/chat/services/XmppConnectionService.java b/src/de/gultsch/chat/services/XmppConnectionService.java
index ee8fd9cb9..a2b85f624 100644
--- a/src/de/gultsch/chat/services/XmppConnectionService.java
+++ b/src/de/gultsch/chat/services/XmppConnectionService.java
@@ -1,5 +1,16 @@
package de.gultsch.chat.services;
+import java.io.BufferedOutputStream;
+import java.io.BufferedWriter;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.UnsupportedEncodingException;
+import java.io.Writer;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
@@ -8,11 +19,21 @@ import java.util.Hashtable;
import java.util.List;
import java.util.Set;
+import org.json.JSONException;
+import org.openintents.openpgp.IOpenPgpService;
+import org.openintents.openpgp.OpenPgpSignatureResult;
+import org.openintents.openpgp.util.OpenPgpApi;
+import org.openintents.openpgp.util.OpenPgpServiceConnection;
+import org.openintents.openpgp.OpenPgpError;
+
import net.java.otr4j.OtrException;
import net.java.otr4j.session.Session;
import net.java.otr4j.session.SessionImpl;
import net.java.otr4j.session.SessionStatus;
+import de.gultsch.chat.crypto.PgpEngine;
+import de.gultsch.chat.crypto.PgpEngine.OpenPgpException;
+import de.gultsch.chat.crypto.PgpEngine.UserInputRequiredException;
import de.gultsch.chat.entities.Account;
import de.gultsch.chat.entities.Contact;
import de.gultsch.chat.entities.Conversation;
@@ -46,7 +67,9 @@ import android.database.DatabaseUtils;
import android.os.Binder;
import android.os.Bundle;
import android.os.IBinder;
+import android.os.ParcelFileDescriptor;
import android.os.PowerManager;
+import android.os.RemoteException;
import android.preference.PreferenceManager;
import android.provider.ContactsContract;
import android.util.Log;
@@ -84,7 +107,12 @@ public class XmppConnectionService extends Service {
Message message = null;
boolean notify = false;
if ((packet.getType() == MessagePacket.TYPE_CHAT)) {
- if (packet.hasChild("body")
+ String pgpBody = MessageParser.getPgpBody(packet);
+ if (pgpBody != null) {
+ message = MessageParser.parsePgpChat(pgpBody, packet,
+ account, service);
+ notify = false;
+ } else if (packet.hasChild("body")
&& (packet.getBody().startsWith("?OTR"))) {
message = MessageParser.parseOtrChat(packet, account,
service);
@@ -164,6 +192,13 @@ public class XmppConnectionService extends Service {
if (convChangedListener != null) {
convChangedListener.onConversationListChanged();
}
+ if (account.getKeys().has("pgp_signature")) {
+ try {
+ sendPgpPresence(account, account.getKeys().getString("pgp_signature"));
+ } catch (JSONException e) {
+ //
+ }
+ }
}
}
};
@@ -195,6 +230,18 @@ public class XmppConnectionService extends Service {
} else if (show.getContent().equals("dnd")) {
contact.updatePresence(fromParts[1], Presences.DND);
}
+ Element x = packet.findChild("x");
+ if ((x != null)
+ && (x.getAttribute("xmlns").equals("jabber:x:signed"))) {
+ try {
+ Log.d(LOGTAG,"pgp signature for contact" +packet.getAttribute("from"));
+ contact.setPgpKeyId(getPgpEngine().fetchKeyId(packet.findChild("status")
+ .getContent(), x.getContent()));
+ databaseBackend.updateContact(contact);
+ } catch (OpenPgpException e) {
+ Log.d(LOGTAG,"faulty pgp. just ignore");
+ }
+ }
databaseBackend.updateContact(contact);
} else if (type.equals("unavailable")) {
if (fromParts.length != 2) {
@@ -242,6 +289,23 @@ public class XmppConnectionService extends Service {
}
};
+ private OpenPgpServiceConnection pgpServiceConnection;
+ private PgpEngine mPgpEngine = null;
+
+ public PgpEngine getPgpEngine() {
+ if (pgpServiceConnection.isBound()) {
+ if (this.mPgpEngine == null) {
+ this.mPgpEngine = new PgpEngine(new OpenPgpApi(
+ getApplicationContext(),
+ pgpServiceConnection.getService()));
+ }
+ return mPgpEngine;
+ } else {
+ return null;
+ }
+
+ }
+
private void processRosterItems(Account account, Element elements) {
for (Element item : elements.getChildren()) {
if (item.getName().equals("item")) {
@@ -307,6 +371,9 @@ public class XmppConnectionService extends Service {
getContentResolver().registerContentObserver(
ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
+ this.pgpServiceConnection = new OpenPgpServiceConnection(
+ getApplicationContext(), "org.sufficientlysecure.keychain");
+ this.pgpServiceConnection.bindToService();
}
@Override
@@ -332,7 +399,8 @@ public class XmppConnectionService extends Service {
return connection;
}
- public void sendMessage(Account account, Message message, String presence) {
+ public void sendMessage(Message message, String presence) {
+ Account account = message.getConversation().getAccount();
Conversation conv = message.getConversation();
boolean saveInDb = false;
boolean addToConversation = false;
@@ -352,6 +420,25 @@ public class XmppConnectionService extends Service {
}
saveInDb = true;
addToConversation = true;
+ } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
+ long keyId = message.getConversation().getContact()
+ .getPgpKeyId();
+ packet = new MessagePacket();
+ packet.setType(MessagePacket.TYPE_CHAT);
+ packet.setFrom(message.getConversation().getAccount()
+ .getFullJid());
+ packet.setTo(message.getCounterpart());
+ packet.setBody("This is an XEP-0027 encryted message");
+ Element x = new Element("x");
+ x.setAttribute("xmlns", "jabber:x:encrypted");
+ x.setContent(this.getPgpEngine().encrypt(keyId,
+ message.getBody()));
+ packet.addChild(x);
+ account.getXmppConnection().sendMessagePacket(packet);
+ message.setStatus(Message.STATUS_SEND);
+ message.setEncryption(Message.ENCRYPTION_DECRYPTED);
+ saveInDb = true;
+ addToConversation = true;
} else {
// don't encrypt
if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
@@ -777,6 +864,10 @@ public class XmppConnectionService extends Service {
databaseBackend.updateContact(contact);
}
+ public void updateMessage(Message message) {
+ databaseBackend.updateMessage(message);
+ }
+
public void createContact(Contact contact) {
SharedPreferences sharedPref = PreferenceManager
.getDefaultSharedPreferences(getApplicationContext());
@@ -841,4 +932,27 @@ public class XmppConnectionService extends Service {
Log.d(LOGTAG, packet.toString());
contact.getAccount().getXmppConnection().sendPresencePacket(packet);
}
+
+ public void sendPgpPresence(Account account, String signature) {
+ PresencePacket packet = new PresencePacket();
+ packet.setAttribute("from", account.getFullJid());
+ Element status = new Element("status");
+ status.setContent("online");
+ packet.addChild(status);
+ Element x = new Element("x");
+ x.setAttribute("xmlns", "jabber:x:signed");
+ x.setContent(signature);
+ packet.addChild(x);
+ account.getXmppConnection().sendPresencePacket(packet);
+ }
+
+ public void generatePgpAnnouncement(Account account)
+ throws PgpEngine.UserInputRequiredException {
+ if (account.getStatus() == Account.STATUS_ONLINE) {
+ String signature = getPgpEngine().generateSignature("online");
+ account.setKey("pgp_signature", signature);
+ databaseBackend.updateAccount(account);
+ sendPgpPresence(account, signature);
+ }
+ }
} \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-21 04:53:10 +0000