Merge pull request #3398 from PsyCommando/add-modpack-config-hooks

Modpack config handling

code/controllers/configuration.dm

@@ -838,7 +838,9 @@ var/global/list/gamemode_cache = list()
 					config.show_typing_indicator_for_whispers = TRUE
 
 				else
-					log_misc("Unknown setting in configuration: '[name]'")
+					//crappy hook to get modpacks to load any extra config
+					if(!load_mod_config(name, value))
+						log_misc("Unknown setting in configuration: '[name]'")
 
 		else if(type == "game_options")
 			if(!value)
@@ -945,7 +947,9 @@ var/global/list/gamemode_cache = list()
 					config.disable_daycycle = TRUE
 
 				else
-					log_misc("Unknown setting in configuration: '[name]'")
+					//crappy hook to get modpacks to load any extra config
+					if(!load_mod_config(name, value))
+						log_misc("Unknown setting in game_options configuration: '[name]'")
 
 	fps = round(fps)
 	if(fps <= 0)
@@ -989,7 +993,9 @@ var/global/list/gamemode_cache = list()
 			if ("password")
 				sqlpass = value
 			else
-				log_misc("Unknown setting in configuration: '[name]'")
+				//crappy hook to get modpacks to load any extra config
+				if(!load_mod_dbconfig(name, value))
+					log_misc("Unknown setting in DB configuration: '[name]'")
 
 /datum/configuration/proc/pick_mode(mode_name)
 	// I wish I didn't have to instance the game modes in order to look up
@@ -1011,3 +1017,19 @@ var/global/list/gamemode_cache = list()
 	var/event_info = safe_file2text(filename, FALSE)
 	if(event_info)
 		custom_event_msg = event_info
+
+///Hook stub for loading modpack specific configs. Just override in modpack.
+/datum/configuration/proc/load_mod_config(var/name, var/value)
+	//Force it to run parents overrides, so other modpacks don't just completely break config loading for one another
+	SHOULD_CALL_PARENT(TRUE)
+	return
+
+///Hook stub for loading modpack specific game_options. Just override in modpack.
+/datum/configuration/proc/load_mod_game_options(var/name, var/value)
+	SHOULD_CALL_PARENT(TRUE)
+	return
+
+///Hook stub for loading modpack specific dbconfig. Just override in modpack.
+/datum/configuration/proc/load_mod_dbconfig(var/name, var/value)
+	SHOULD_CALL_PARENT(TRUE)
+	return