narayana/conversations-classic
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made hard coded choice for encryptions more flexible and disable parsing

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This commit is contained in:
Daniel Gultsch 2016-02-24 14:47:49 +01:00
parent ddafa65849
commit d1a456f3e3
6 changed files with 66 additions and 26 deletions
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34
src/main/java/eu/siacs/conversations/Config.java
View file

@ -6,13 +6,43 @@ import eu.siacs.conversations.xmpp.chatstate.ChatState;
public final class Config {
private static final int UNENCRYPTED = 1;
private static final int OPENPGP = 2;
private static final int OTR = 4;
private static final int OMEMO = 8;
private static final int ENCRYPTION_MASK = UNENCRYPTED | OPENPGP | OTR | OMEMO;
public static boolean supportUnencrypted() {
return (ENCRYPTION_MASK & UNENCRYPTED) != 0;
}
public static boolean supportOpenPgp() {
return (ENCRYPTION_MASK & OPENPGP) != 0;
}
public static boolean supportOpenPgpOnly() {
return supportOpenPgp() && !multipleEncryptionChoices();
}
public static boolean supportOtr() {
return (ENCRYPTION_MASK & OTR) != 0;
}
public static boolean supportOmemo() {
return (ENCRYPTION_MASK & OMEMO) != 0;
}
public static boolean multipleEncryptionChoices() {
return (ENCRYPTION_MASK & (ENCRYPTION_MASK - 1)) != 0;
}
public static final String LOGTAG = "conversations";
public static final String DOMAIN_LOCK = null; //only allow account creation for this domain
public static final boolean DISALLOW_REGISTRATION_IN_UI = false; //hide the register checkbox
public static final boolean HIDE_PGP_IN_UI = false; //some more consumer focused clients might want to disable OpenPGP
public static final boolean FORCE_E2E_ENCRYPTION = false; //disables ability to send unencrypted 1-on-1
public static final boolean ALLOW_NON_TLS_CONNECTIONS = false; //very dangerous. you should have a good reason to set this to true
public static final boolean FORCE_ORBOT = false; // always use TOR
public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false;

10
src/main/java/eu/siacs/conversations/entities/Conversation.java
View file

@ -673,11 +673,15 @@ public class Conversation extends AbstractEntity implements Blockable {
next = outgoing;
}
}
if (Config.FORCE_E2E_ENCRYPTION && mode == MODE_SINGLE && next <= 0) {
if (axolotlService != null && axolotlService.isContactAxolotlCapable(getContact())) {
if (!Config.supportUnencrypted()
&& (mode == MODE_SINGLE || Config.supportOpenPgpOnly())
&& next <= 0) {
if (Config.supportOmemo() && (axolotlService != null && axolotlService.isContactAxolotlCapable(getContact()) || !Config.multipleEncryptionChoices())) {
return Message.ENCRYPTION_AXOLOTL;
} else {
} else if (Config.supportOtr()) {
return Message.ENCRYPTION_OTR;
} else if (Config.supportOpenPgp()) {
return Message.ENCRYPTION_PGP;
}
}
return next;

7
src/main/java/eu/siacs/conversations/parser/MessageParser.java
View file

@ -3,7 +3,6 @@ package eu.siacs.conversations.parser;
import android.util.Log;
import android.util.Pair;
import eu.siacs.conversations.crypto.PgpDecryptionService;
import net.java.otr4j.session.Session;
import net.java.otr4j.session.SessionStatus;
@ -345,7 +344,7 @@ public class MessageParser extends AbstractParser implements
}
}
Message message;
if (body != null && body.startsWith("?OTR")) {
if (body != null && body.startsWith("?OTR") && Config.supportOtr()) {
if (!isForwarded && !isTypeGroupChat && isProperlyAddressed) {
message = parseOtrChat(body, from, remoteMsgId, conversation);
if (message == null) {
@ -355,9 +354,9 @@ public class MessageParser extends AbstractParser implements
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": ignoring OTR message from "+from+" isForwarded="+Boolean.toString(isForwarded)+", isProperlyAddressed="+Boolean.valueOf(isProperlyAddressed));
message = new Message(conversation, body, Message.ENCRYPTION_NONE, status);
}
} else if (pgpEncrypted != null) {
} else if (pgpEncrypted != null && Config.supportOpenPgp()) {
message = new Message(conversation, pgpEncrypted, Message.ENCRYPTION_PGP, status);
} else if (axolotlEncrypted != null) {
} else if (axolotlEncrypted != null && Config.supportOmemo()) {
message = parseAxolotlChat(axolotlEncrypted, from, remoteMsgId, conversation, status);
if (message == null) {
return;

29
src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
View file

@ -351,7 +351,9 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
}
public PgpEngine getPgpEngine() {
if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
if (!Config.supportOpenPgp()) {
return null;
} else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
if (this.mPgpEngine == null) {
this.mPgpEngine = new PgpEngine(new OpenPgpApi(
getApplicationContext(),
@ -689,20 +691,23 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
this.fileObserver.startWatching();
this.pgpServiceConnection = new OpenPgpServiceConnection(getApplicationContext(), "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
@Override
public void onBound(IOpenPgpService2 service) {
for (Account account : accounts) {
if (account.getPgpDecryptionService() != null) {
account.getPgpDecryptionService().onOpenPgpServiceBound();
if (Config.supportOpenPgp()) {
this.pgpServiceConnection = new OpenPgpServiceConnection(getApplicationContext(), "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
@Override
public void onBound(IOpenPgpService2 service) {
for (Account account : accounts) {
if (account.getPgpDecryptionService() != null) {
account.getPgpDecryptionService().onOpenPgpServiceBound();
}
}
}
}
@Override
public void onError(Exception e) { }
});
this.pgpServiceConnection.bindToService();
@Override
public void onError(Exception e) {
}
});
this.pgpServiceConnection.bindToService();
}
this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "XmppConnectionService");

10
src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
View file

@ -408,9 +408,10 @@ public class ConversationActivity extends XmppActivity
menuContactDetails.setVisible(false);
menuAttach.setVisible(getSelectedConversation().getAccount().httpUploadAvailable() && getSelectedConversation().getMucOptions().participating());
menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
menuSecure.setVisible(!Config.HIDE_PGP_IN_UI && !Config.X509_VERIFICATION); //if pgp is hidden conferences have no choice of encryption
menuSecure.setVisible(Config.supportOpenPgp() && Config.multipleEncryptionChoices()); //only if pgp is supported we have a choice
} else {
menuMucDetails.setVisible(false);
menuSecure.setVisible(Config.multipleEncryptionChoices());
}
if (this.getSelectedConversation().isMuted()) {
menuMute.setVisible(false);
@ -849,9 +850,10 @@ public class ConversationActivity extends XmppActivity
MenuItem none = popup.getMenu().findItem(R.id.encryption_choice_none);
MenuItem pgp = popup.getMenu().findItem(R.id.encryption_choice_pgp);
MenuItem axolotl = popup.getMenu().findItem(R.id.encryption_choice_axolotl);
pgp.setVisible(!Config.HIDE_PGP_IN_UI && !Config.X509_VERIFICATION);
none.setVisible(!Config.FORCE_E2E_ENCRYPTION || conversation.getMode() == Conversation.MODE_MULTI);
otr.setVisible(!Config.X509_VERIFICATION);
pgp.setVisible(Config.supportOpenPgp());
none.setVisible(Config.supportUnencrypted() || conversation.getMode() == Conversation.MODE_MULTI);
otr.setVisible(Config.supportOtr());
axolotl.setVisible(Config.supportOmemo());
if (conversation.getMode() == Conversation.MODE_MULTI) {
otr.setVisible(false);
axolotl.setVisible(false);

2
src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
View file

@ -123,7 +123,7 @@ public class ManageAccountActivity extends XmppActivity implements OnAccountUpda
menu.findItem(R.id.mgmt_account_publish_avatar).setVisible(false);
} else {
menu.findItem(R.id.mgmt_account_enable).setVisible(false);
menu.findItem(R.id.mgmt_account_announce_pgp).setVisible(!Config.HIDE_PGP_IN_UI);
menu.findItem(R.id.mgmt_account_announce_pgp).setVisible(Config.supportOpenPgp());
}
menu.setHeaderTitle(this.selectedAccount.getJid().toBareJid().toString());
}