Core/Commands: Implement config for setting the maximum number of results a .lookup command can return, closes issue 3875

--HG--
branch : trunk

src/server/game/Chat/Commands/Level1.cpp

@@ -1851,6 +1851,8 @@ bool ChatHandler::HandleLookupAreaCommand(const char* args)
         return false;
 
     bool found = false;
+    uint32 count = 0;
+    uint32 maxResults = sWorld.getIntConfig(CONFIG_MAX_RESULTS_LOOKUP_COMMANDS);
 
     // converting string that we try to find to lower case
     wstrToLower (wnamepart);
@@ -1885,6 +1887,12 @@ bool ChatHandler::HandleLookupAreaCommand(const char* args)
 
             if (loc < MAX_LOCALE)
             {
+                if (maxResults && count++ == maxResults)
+                {
+                    PSendSysMessage(LANG_COMMAND_LOOKUP_MAX_RESULTS, maxResults);
+                    return true;
+                }
+
                 // send area in "id - [name]" format
                 std::ostringstream ss;
                 if (m_session)
@@ -1930,6 +1938,9 @@ bool ChatHandler::HandleLookupTeleCommand(const char * args)
     wstrToLower(wnamepart);
 
     std::ostringstream reply;
+    uint32 count = 0;
+    uint32 maxResults = sWorld.getIntConfig(CONFIG_MAX_RESULTS_LOOKUP_COMMANDS);
+    bool limitReached = false;
 
     GameTeleMap const & teleMap = sObjectMgr.GetGameTeleMap();
     for (GameTeleMap::const_iterator itr = teleMap.begin(); itr != teleMap.end(); ++itr)
@@ -1939,6 +1950,12 @@ bool ChatHandler::HandleLookupTeleCommand(const char * args)
         if (tele->wnameLow.find(wnamepart) == std::wstring::npos)
             continue;
 
+        if (maxResults && count++ == maxResults)
+        {
+            limitReached = true;
+            break;
+        }
+
         if (m_session)
             reply << "  |cffffffff|Htele:" << itr->first << "|h[" << tele->name << "]|h|r\n";
         else
@@ -1950,6 +1967,9 @@ bool ChatHandler::HandleLookupTeleCommand(const char * args)
     else
         PSendSysMessage(LANG_COMMAND_TELE_LOCATION,reply.str().c_str());
 
+    if (limitReached)
+        PSendSysMessage(LANG_COMMAND_LOOKUP_MAX_RESULTS, maxResults);
+
     return true;
 }