2 files changed, 31 insertions, 1 deletions
diff --git a/indra/llmessage/llavatarnamecache.cpp b/indra/llmessage/llavatarnamecache.cpp
index 004db546b7..5a112b5432 100644
--- a/indra/llmessage/llavatarnamecache.cpp
+++ b/indra/llmessage/llavatarnamecache.cpp
@@ -755,6 +755,28 @@ void LLAvatarNameCache::insert(const LLUUID& agent_id, const LLAvatarName& av_na
 	sCache[agent_id] = av_name;
 }
 
+LLUUID LLAvatarNameCache::findIdByName(const std::string& name)
+{
+    std::map<LLUUID, LLAvatarName>::iterator it;
+    std::map<LLUUID, LLAvatarName>::iterator end = sCache.end();
+    for (it = sCache.begin(); it != end; ++it)
+    {
+        if (it->second.getUserName() == name)
+        {
+            return it->first;
+        }
+    }
+
+    // Legacy method
+    LLUUID id;
+    if (gCacheName->getUUID(name, id))
+    {
+        return id;
+    }
+
+    return LLUUID::null;
+}
+
 #if 0
 F64 LLAvatarNameCache::nameExpirationFromHeaders(LLCore::HttpHeaders *headers)
 {
diff --git a/indra/llmessage/llavatarnamecache.h b/indra/llmessage/llavatarnamecache.h
index bd2715e956..63e067c939 100644
--- a/indra/llmessage/llavatarnamecache.h
+++ b/indra/llmessage/llavatarnamecache.h
@@ -84,7 +84,15 @@ namespace LLAvatarNameCache
 	void insert(const LLUUID& agent_id, const LLAvatarName& av_name);
 	void erase(const LLUUID& agent_id);
 
-    /// Provide some fallback for agents that return errors.
+	// A way to find agent id by UUID, very slow, also unreliable
+	// since it doesn't request names, just serch exsisting ones
+	// that are likely not in cache.
+	//
+	// Todo: Find a way to remove this.
+	// Curently this method is used for chat history and in some cases notices.
+	LLUUID findIdByName(const std::string& name);
+
+	/// Provide some fallback for agents that return errors.
 	void handleAgentError(const LLUUID& agent_id);
 
 	// Compute name expiration time from HTTP Cache-Control header,