oops updates asset cache

code/modules/asset_cache/asset_cache_item.dm

@@ -1,23 +1,43 @@
 /**
-	* # asset_cache_item
-	* 
-	* An internal datum containing info on items in the asset cache. Mainly used to cache md5 info for speed.
-**/
+ * # asset_cache_item
+ *
+ * An internal datum containing info on items in the asset cache. Mainly used to cache md5 info for speed.
+ */
 /datum/asset_cache_item
 	var/name
-	var/url
-	var/md5
+	var/hash
 	var/resource
+	var/ext = ""
+	/// Should this file also be sent via the legacy browse_rsc system
+	/// when cdn transports are enabled?
+	var/legacy = FALSE
+	/// Used by the cdn system to keep legacy css assets with their parent
+	/// css file. (css files resolve urls relative to the css file, so the
+	/// legacy system can't be used if the css file itself could go out over
+	/// the cdn)
+	var/namespace = null
+	/// True if this is the parent css or html file for an asset's namespace
+	var/namespace_parent = FALSE
+	/// TRUE for keeping local asset names when browse_rsc backend is used
+	var/keep_local_name = FALSE
 
 /datum/asset_cache_item/New(name, file)
 	if (!isfile(file))
 		file = fcopy_rsc(file)
-	md5 = md5(file)
-	if (!md5)
-		md5 = md5(fcopy_rsc(file))
-		if (!md5)
+	hash = md5(file)
+	if (!hash)
+		hash = md5(fcopy_rsc(file))
+		if (!hash)
 			CRASH("invalid asset sent to asset cache")
 		debug_world_log("asset cache unexpected success of second fcopy_rsc")
 	src.name = name
-	url = name
+	var/extstart = findlasttext(name, ".")
+	if (extstart)
+		ext = ".[copytext(name, extstart+1)]"
 	resource = file
+
+/datum/asset_cache_item/vv_edit_var(var_name, var_value)
+	return FALSE
+
+/datum/asset_cache_item/CanProcCall(procname)
+	return FALSE