From 9ec026f7cf42facbfdb6ad0330533ae2e1de24cd Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 10 May 2018 16:49:30 +0300
Subject: CommandsManager: respond OTR error for OTR messages

---
 juick-common/src/main/java/com/juick/server/CommandsManager.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/juick-common/src/main/java/com/juick/server/CommandsManager.java b/juick-common/src/main/java/com/juick/server/CommandsManager.java
index d3be371f..6b759bed 100644
--- a/juick-common/src/main/java/com/juick/server/CommandsManager.java
+++ b/juick-common/src/main/java/com/juick/server/CommandsManager.java
@@ -77,6 +77,9 @@ public class CommandsManager {
 
     public CommandResult processCommand(User user, String data, @Nonnull URI attachment) throws Exception {
         String strippedData = StringUtils.stripStart(data, null);
+        if (strippedData.startsWith("?OTR")) {
+            return CommandResult.fromString("?OTR Error: we are not using OTR");
+        }
         String input = MessageUtils.stripNonSafeUrls(strippedData);
         Optional<Method> cmd = MethodUtils.getMethodsListWithAnnotation(getClass(), UserCommand.class).stream()
                 .filter(m -> Pattern.compile(m.getAnnotation(UserCommand.class).pattern(),
@@ -97,11 +100,11 @@ public class CommandsManager {
                 return commandResult;
             }
         }
-        // new message
         List<Tag> tags = tagService.fromString(input, false);
         if (tags.size() >= 5) {
             return CommandResult.fromString("Sorry, 5 tags maximum.");
         }
+        // new message
         String body = TagUtils.toString(tags).equals(input) ? StringUtils.EMPTY : input.substring(TagUtils.toString(tags).length()).trim();
         String attachmentType = StringUtils.isNotEmpty(attachment.toString()) ? attachment.toString().substring(attachment.toString().length() - 3) : null;
         int mid = messagesService.createMessage(user.getUid(), body, attachmentType, tags);
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