Adds 'age' command to world.Topic, for the IRC bot. Also runs all keys through ckey() before using them, to avoid easily-fixed errors

code/modules/client/client procs.dm

@@ -177,6 +177,25 @@
 	return ..()
 
 
+// here because it's similar to below
+
+// Returns null if no DB connection can be established, or -1 if the requested key was not found in the database
+
+/proc/get_player_age(key)
+	establish_db_connection()
+	if(!dbcon.IsConnected())
+		return null
+
+	var/sql_ckey = sql_sanitize_text(ckey(key))
+
+	var/DBQuery/query = dbcon.NewQuery("SELECT datediff(Now(),firstseen) as age FROM erro_player WHERE ckey = '[sql_ckey]'")
+	query.Execute()
+
+	if(query.NextRow())
+		return text2num(query.item[1])
+	else
+		return -1
+
 
 /client/proc/log_client_to_db()
 

code/world.dm

@@ -156,9 +156,10 @@ var/world_topic_spam_protect_time = world.timeofday
 			return "Bad Key"
 
 		var/client/C
+		var/req_ckey = ckey(input["adminmsg"])
 
 		for(var/client/K in clients)
-			if(K.ckey == input["adminmsg"])
+			if(K.ckey == req_ckey)
 				C = K
 				break
 		if(!C)
@@ -199,10 +200,28 @@ var/world_topic_spam_protect_time = world.timeofday
 			world_topic_spam_protect_ip = addr
 			return "Bad Key"
 
-		return show_player_info_irc(input["notes"])
+		return show_player_info_irc(ckey(input["notes"]))
 
+	else if(copytext(T,1,4) == "age")
+		var/input[] = params2list(T)
+		if(input["key"] != config.comms_password)
+			if(world_topic_spam_protect_ip == addr && abs(world_topic_spam_protect_time - world.time) < 50)
+				spawn(50)
+					world_topic_spam_protect_time = world.time
+					return "Bad Key (Throttled)"
 
+			world_topic_spam_protect_time = world.time
+			world_topic_spam_protect_ip = addr
+			return "Bad Key"
 
+		var/age = get_player_age(input["age"])
+		if(isnum(age))
+			if(age >= 0)
+				return "[age]"
+			else
+				return "Ckey not found"
+		else
+			return "Database connection failed or not set up"
 
 
 /world/Reboot(var/reason)