From d1a456f3e3e3f82e8e7b7f36d12b62ebb2a0fac2 Mon Sep 17 00:00:00 2001 From: Daniel Gultsch Date: Wed, 24 Feb 2016 14:47:49 +0100 Subject: made hard coded choice for encryptions more flexible and disable parsing --- src/main/java/eu/siacs/conversations/Config.java | 34 ++++++++++++++++++++-- .../siacs/conversations/entities/Conversation.java | 10 +++++-- .../siacs/conversations/parser/MessageParser.java | 7 ++--- .../services/XmppConnectionService.java | 29 ++++++++++-------- .../conversations/ui/ConversationActivity.java | 10 ++++--- .../conversations/ui/ManageAccountActivity.java | 2 +- 6 files changed, 66 insertions(+), 26 deletions(-) diff --git a/src/main/java/eu/siacs/conversations/Config.java b/src/main/java/eu/siacs/conversations/Config.java index 4d64c3aa..549778f3 100644 --- a/src/main/java/eu/siacs/conversations/Config.java +++ b/src/main/java/eu/siacs/conversations/Config.java @@ -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; diff --git a/src/main/java/eu/siacs/conversations/entities/Conversation.java b/src/main/java/eu/siacs/conversations/entities/Conversation.java index a179d96b..796b36f9 100644 --- a/src/main/java/eu/siacs/conversations/entities/Conversation.java +++ b/src/main/java/eu/siacs/conversations/entities/Conversation.java @@ -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; diff --git a/src/main/java/eu/siacs/conversations/parser/MessageParser.java b/src/main/java/eu/siacs/conversations/parser/MessageParser.java index 43edb2c3..aa9d7f6c 100644 --- a/src/main/java/eu/siacs/conversations/parser/MessageParser.java +++ b/src/main/java/eu/siacs/conversations/parser/MessageParser.java @@ -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; diff --git a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java index ec13d6dc..aec9b112 100644 --- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java +++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java @@ -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"); diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java index 11e2e889..7b2565c3 100644 --- a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java +++ b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java @@ -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); diff --git a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java index f2511ecb..515f6fbd 100644 --- a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java +++ b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java @@ -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()); } -- cgit v1.2.3