Send and receive verified messages

[signal-cli] / src / main / java / org / asamk / signal / Manager.java

diff --git a/src/main/java/org/asamk/signal/Manager.java b/src/main/java/org/asamk/signal/Manager.java
index e817c0d0420a4dee786a5e5fff7996910ed29393..c9252f837152383a30cbe1955df47a4b85d7f7b5 100644 (file)
--- a/src/main/java/org/asamk/signal/Manager.java
+++ b/src/main/java/org/asamk/signal/Manager.java
@@ -96,6 +96,7 @@ class Manager implements Signal {
 
     private final static int PREKEY_MINIMUM_COUNT = 20;
     private static final int PREKEY_BATCH_SIZE = 100;
+    private static final int MAX_ATTACHMENT_SIZE = 150 * 1024 * 1024;
 
     private final String settingsPath;
     private final String dataPath;
@@ -557,7 +558,8 @@ class Manager implements Signal {
         if (mime == null) {
             mime = "application/octet-stream";
         }
-        return new SignalServiceAttachmentStream(attachmentStream, mime, attachmentSize, null);
+        // TODO mabybe add a parameter to set the voiceNote and preview option
+        return new SignalServiceAttachmentStream(attachmentStream, mime, attachmentSize, Optional.of(attachmentFile.getName()), false, Optional.<byte[]>absent(), null);
     }
 
     private Optional<SignalServiceAttachmentStream> createGroupAvatarAttachment(byte[] groupId) throws IOException {
@@ -835,7 +837,10 @@ class Manager implements Signal {
     }
 
     @Override
-    public void updateGroup(byte[] groupId, String name, List<String> members, String avatar) throws IOException, EncapsulatedExceptions, GroupNotFoundException, AttachmentInvalidException {
+    public byte[] updateGroup(byte[] groupId, String name, List<String> members, String avatar) throws IOException, EncapsulatedExceptions, GroupNotFoundException, AttachmentInvalidException {
+        if (groupId.length == 0) {
+            groupId = null;
+        }
         if (name.isEmpty()) {
             name = null;
         }
@@ -845,7 +850,7 @@ class Manager implements Signal {
         if (avatar.isEmpty()) {
             avatar = null;
         }
-        sendUpdateGroupMessage(groupId, name, members, avatar);
+        return sendUpdateGroupMessage(groupId, name, members, avatar);
     }
 
     private void requestSyncGroups() throws IOException {
@@ -1194,6 +1199,7 @@ class Manager implements Signal {
                     if (rm.isContactsRequest()) {
                         try {
                             sendContacts();
+                            sendVerifiedMessage();
                         } catch (UntrustedIdentityException | IOException e) {
                             e.printStackTrace();
                         }
@@ -1247,7 +1253,11 @@ class Manager implements Signal {
                     File tmpFile = null;
                     try {
                         tmpFile = Util.createTempFile();
-                        DeviceContactsInputStream s = new DeviceContactsInputStream(retrieveAttachmentAsStream(syncMessage.getContacts().get().asPointer(), tmpFile));
+                        final ContactsMessage contactsMessage = syncMessage.getContacts().get();
+                        DeviceContactsInputStream s = new DeviceContactsInputStream(retrieveAttachmentAsStream(contactsMessage.getContactsStream().asPointer(), tmpFile));
+                        if (contactsMessage.isComplete()) {
+                            contactStore.clear();
+                        }
                         DeviceContact c;
                         while ((c = s.read()) != null) {
                             ContactInfo contact = contactStore.getContact(c.getNumber());
@@ -1279,6 +1289,12 @@ class Manager implements Signal {
                         }
                     }
                 }
+                if (syncMessage.getVerified().isPresent()) {
+                    final List<VerifiedMessage> verifiedList = syncMessage.getVerified().get();
+                    for (VerifiedMessage v : verifiedList) {
+                        signalProtocolStore.saveIdentity(v.getDestination(), v.getIdentityKey(), TrustLevel.fromVerifiedState(v.getVerified()));
+                    }
+                }
             }
         }
     }
@@ -1407,7 +1423,7 @@ class Manager implements Signal {
         final SignalServiceMessageReceiver messageReceiver = new SignalServiceMessageReceiver(serviceUrls, username, password, deviceId, signalingKey, USER_AGENT);
 
         File tmpFile = Util.createTempFile();
-        try (InputStream input = messageReceiver.retrieveAttachment(pointer, tmpFile)) {
+        try (InputStream input = messageReceiver.retrieveAttachment(pointer, tmpFile, MAX_ATTACHMENT_SIZE)) {
             try (OutputStream output = new FileOutputStream(outputFile)) {
                 byte[] buffer = new byte[4096];
                 int read;
@@ -1431,7 +1447,7 @@ class Manager implements Signal {
 
     private InputStream retrieveAttachmentAsStream(SignalServiceAttachmentPointer pointer, File tmpFile) throws IOException, InvalidMessageException {
         final SignalServiceMessageReceiver messageReceiver = new SignalServiceMessageReceiver(serviceUrls, username, password, deviceId, signalingKey, USER_AGENT);
-        return messageReceiver.retrieveAttachment(pointer, tmpFile);
+        return messageReceiver.retrieveAttachment(pointer, tmpFile, MAX_ATTACHMENT_SIZE);
     }
 
     private String canonicalizeNumber(String number) throws InvalidNumberException {
@@ -1502,7 +1518,7 @@ class Manager implements Signal {
                             .withLength(contactsFile.length())
                             .build();
 
-                    sendSyncMessage(SignalServiceSyncMessage.forContacts(attachmentStream));
+                    sendSyncMessage(SignalServiceSyncMessage.forContacts(new ContactsMessage(attachmentStream, true)));
                 }
             }
         } finally {
@@ -1514,6 +1530,26 @@ class Manager implements Signal {
         }
     }
 
+    private void sendVerifiedMessage() throws IOException, UntrustedIdentityException {
+        List<VerifiedMessage> verifiedMessages = new LinkedList<>();
+        for (Map.Entry<String, List<JsonIdentityKeyStore.Identity>> x : getIdentities().entrySet()) {
+            final String name = x.getKey();
+            for (JsonIdentityKeyStore.Identity id : x.getValue()) {
+                if (id.getTrustLevel() == TrustLevel.TRUSTED_UNVERIFIED) {
+                    continue;
+                }
+                VerifiedMessage verifiedMessage = new VerifiedMessage(name, id.getIdentityKey(), id.getTrustLevel().toVerifiedState());
+                verifiedMessages.add(verifiedMessage);
+            }
+        }
+        sendSyncMessage(SignalServiceSyncMessage.forVerified(verifiedMessages));
+    }
+
+    private void sendVerifiedMessage(String destination, IdentityKey identityKey, TrustLevel trustLevel) throws IOException, UntrustedIdentityException {
+        VerifiedMessage verifiedMessage = new VerifiedMessage(destination, identityKey, trustLevel.toVerifiedState());
+        sendSyncMessage(SignalServiceSyncMessage.forVerified(verifiedMessage));
+    }
+
     public ContactInfo getContact(String number) {
         return contactStore.getContact(number);
     }
@@ -1547,6 +1583,11 @@ class Manager implements Signal {
             }
 
             signalProtocolStore.saveIdentity(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
+            try {
+                sendVerifiedMessage(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
+            } catch (IOException | UntrustedIdentityException e) {
+                e.printStackTrace();
+            }
             save();
             return true;
         }
@@ -1570,6 +1611,11 @@ class Manager implements Signal {
             }
 
             signalProtocolStore.saveIdentity(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
+            try {
+                sendVerifiedMessage(name, id.getIdentityKey(), TrustLevel.TRUSTED_VERIFIED);
+            } catch (IOException | UntrustedIdentityException e) {
+                e.printStackTrace();
+            }
             save();
             return true;
         }
@@ -1589,6 +1635,11 @@ class Manager implements Signal {
         for (JsonIdentityKeyStore.Identity id : ids) {
             if (id.getTrustLevel() == TrustLevel.UNTRUSTED) {
                 signalProtocolStore.saveIdentity(name, id.getIdentityKey(), TrustLevel.TRUSTED_UNVERIFIED);
+                try {
+                    sendVerifiedMessage(name, id.getIdentityKey(), TrustLevel.TRUSTED_UNVERIFIED);
+                } catch (IOException | UntrustedIdentityException e) {
+                    e.printStackTrace();
+                }
             }
         }
         save();