[Baertram]

Originally Posted by Ayantir You can't read chat buffer, you need to catch them when messages comes.

--Put this somewhere above and outside the player activated event callback function
local function myChatMessageChannelCallbackFunction(eventCode, messageType, fromName, text)
   if messageType = CHAT_CHANNEL_GUILD1 then
      d("Guild channel 1 message received from " .. fromName .. ": " .. text)
   end
 
   --return false = run the other event callback functions for the same event
   --return true = don#t run the other event callback functions for this event as you tell them by "true":    Everything was done already in this function here
   --The same applies to ZoPreHook() and ZoPreHookHandler() functions
    return false
end
 
--Put this into player activated event callback function
--Register the event for new text messages to check incoming texts at all the chat channels
EVENT_MANAGER:RegisterForEvent("MyAddonName_ChatMessageChannel", EVENT_CHAT_MESSAGE_CHANNEL, myChatMessageChannelCallbackFunction)