diff options
Diffstat (limited to '')
-rw-r--r-- | src/main/java/eu/siacs/conversations/entities/Conversation.java | 63 |
1 files changed, 36 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 6d99e3588..9f9f34cf8 100644 --- a/src/main/java/eu/siacs/conversations/entities/Conversation.java +++ b/src/main/java/eu/siacs/conversations/entities/Conversation.java @@ -549,42 +549,51 @@ public class Conversation extends AbstractEntity implements Blockable { return this.nextCounterpart; } - public int getLatestEncryption() { - int latestEncryption = this.getLatestMessage().getEncryption(); - if ((latestEncryption == Message.ENCRYPTION_DECRYPTED) - || (latestEncryption == Message.ENCRYPTION_DECRYPTION_FAILED)) { - return Message.ENCRYPTION_PGP; - } else { - return latestEncryption; + private int getMostRecentlyUsedOutgoingEncryption() { + synchronized (this.messages) { + for(int i = this.messages.size() -1; i >= 0; --i) { + final Message m = this.messages.get(0); + 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; } - public int getNextEncryption(boolean force) { - int next = this.getIntAttribute(ATTRIBUTE_NEXT_ENCRYPTION, -1); - if (next == -1) { - int latest = this.getLatestEncryption(); - if (latest == Message.ENCRYPTION_NONE) { - if (force && getMode() == MODE_SINGLE) { - return Message.ENCRYPTION_OTR; - } else if (getContact().getPresences().size() == 1) { - if (getContact().getOtrFingerprints().size() >= 1) { - return Message.ENCRYPTION_OTR; + private int getMostRecentlyUsedIncomingEncryption() { + synchronized (this.messages) { + for(int i = this.messages.size() -1; i >= 0; --i) { + final Message m = this.messages.get(0); + if (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 latest; + return e; } - } else { - return latest; } - } else { - return latest; } } - if (next == Message.ENCRYPTION_NONE && force - && getMode() == MODE_SINGLE) { - return Message.ENCRYPTION_OTR; - } else { - return next; + return Message.ENCRYPTION_NONE; + } + + public int getNextEncryption() { + int next = this.getIntAttribute(ATTRIBUTE_NEXT_ENCRYPTION, -1); + if (next == -1) { + int outgoing = this.getMostRecentlyUsedOutgoingEncryption(); + if (outgoing == Message.ENCRYPTION_NONE) { + return this.getMostRecentlyUsedIncomingEncryption(); + } else { + return outgoing; + } } + return next; } public void setNextEncryption(int encryption) { |