1 files changed, 8 insertions, 27 deletions

diff --git a/src/main/java/eu/siacs/conversations/entities/Conversation.java b/src/main/java/eu/siacs/conversations/entities/Conversation.java
index 7878cecd..fe03daac 100644
--- a/src/main/java/eu/siacs/conversations/entities/Conversation.java
+++ b/src/main/java/eu/siacs/conversations/entities/Conversation.java
@@ -29,6 +29,7 @@ import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
+
 public class Conversation extends AbstractEntity implements Blockable {
 	public static final String TABLENAME = "conversations";
 
@@ -619,23 +620,6 @@ public class Conversation extends AbstractEntity implements Blockable {
 		return this.nextCounterpart;
 	}
 
-	private int getMostRecentlyUsedOutgoingEncryption() {
-		synchronized (this.messages) {
-			for(int i = this.messages.size() -1; i >= 0; --i) {
-				final Message m = this.messages.get(i);
-				if (!m.isCarbon() && m.getStatus() != Message.STATUS_RECEIVED) {
-					final int e = m.getEncryption();
-					if (e == Message.ENCRYPTION_DECRYPTED || e == Message.ENCRYPTION_DECRYPTION_FAILED) {
-						return Message.ENCRYPTION_PGP;
-					} else {
-						return e;
-					}
-				}
-			}
-		}
-		return Message.ENCRYPTION_NONE;
-	}
-
 	private int getMostRecentlyUsedIncomingEncryption() {
 		synchronized (this.messages) {
 			for(int i = this.messages.size() -1; i >= 0; --i) {
@@ -657,24 +641,21 @@ public class Conversation extends AbstractEntity implements Blockable {
 		final AxolotlService axolotlService = getAccount().getAxolotlService();
 		int next = this.getIntAttribute(ATTRIBUTE_NEXT_ENCRYPTION, -1);
 		if (next == -1) {
-			if (Config.X509_VERIFICATION) {
-				if (axolotlService != null && axolotlService.isConversationAxolotlCapable(this)) {
+			if (Config.supportOmemo()
+					&& axolotlService != null
+					&& mode == MODE_SINGLE
+					&& axolotlService.isConversationAxolotlCapable(this)
+					&& getAccount().getSelfContact().getPresences().allOrNonSupport(AxolotlService.PEP_DEVICE_LIST_NOTIFY)
+					&& getContact().getPresences().allOrNonSupport(AxolotlService.PEP_DEVICE_LIST_NOTIFY)) {
 				return Message.ENCRYPTION_AXOLOTL;
 			} else {
-					return Message.ENCRYPTION_NONE;
-				}
-			}
-			int outgoing = this.getMostRecentlyUsedOutgoingEncryption();
-			if (outgoing == Message.ENCRYPTION_NONE) {
 				next = this.getMostRecentlyUsedIncomingEncryption();
-			} else {
-				next = outgoing;
 			}
 		}
 
 		if (!Config.supportUnencrypted() && next <= 0) {
 			if (Config.supportOmemo()
-					&& (axolotlService != null && axolotlService.isConversationAxolotlCapable(this) || !Config.multipleEncryptionChoices())) {
+					&& ((axolotlService != null && axolotlService.isConversationAxolotlCapable(this)) || !Config.multipleEncryptionChoices())) {
 				return Message.ENCRYPTION_AXOLOTL;
 			} else if (Config.supportOtr() && mode == MODE_SINGLE) {
 				return Message.ENCRYPTION_OTR;