initial commit - cross reference with 5th port - obviously has compile errors

code/modules/html_interface/html_interface_client.dm

@@ -0,0 +1,43 @@
+/datum/html_interface_client
+	// The /client object represented by this model.
+	var/client/client
+
+	// The layout currently visible to the client.
+	var/layout
+
+	// The content elements (mirrored from /datum/html_interface) currently visible to the client.
+	var/list/content_elements = new/list()
+
+	// The current title for this client
+	var/title
+
+	// TRUE if the browser control has loaded and will accept input, FALSE if not.
+	var/is_loaded = FALSE
+
+	// TRUE if this client should receive updates, FALSE if not.
+	var/active = TRUE
+
+	// A list of extra variables, for use by extensions.
+	var/list/extra_vars
+
+/datum/html_interface_client/New(client/client)
+	. = ..()
+
+	src.client = client
+
+/datum/html_interface_client/proc/putExtraVar(key, value)
+	if (!src.extra_vars) src.extra_vars = new/list()
+	src.extra_vars[key] = value
+
+/datum/html_interface_client/proc/removeExtraVar(key)
+	if (src.extra_vars)
+		. = src.extra_vars[key]
+
+		src.extra_vars.Remove(key)
+
+		if (!src.extra_vars.len) src.extra_vars = null
+
+	return .
+
+/datum/html_interface_client/proc/getExtraVar(key)
+	if (src.extra_vars) return src.extra_vars[key]