UiConfig plugin

plugins/UiConfig/media/js/utils/Dollar.coffee

@@ -0,0 +1,3 @@
+window.$ = (selector) ->
+	if selector.startsWith("#")
+		return document.getElementById(selector.replace("#", ""))

plugins/UiConfig/media/js/utils/ZeroFrame.coffee

@@ -0,0 +1,85 @@
+class ZeroFrame extends Class
+	constructor: (url) ->
+		@url = url
+		@waiting_cb = {}
+		@wrapper_nonce = document.location.href.replace(/.*wrapper_nonce=([A-Za-z0-9]+).*/, "$1")
+		@connect()
+		@next_message_id = 1
+		@history_state = {}
+		@init()
+
+
+	init: ->
+		@
+
+
+	connect: ->
+		@target = window.parent
+		window.addEventListener("message", @onMessage, false)
+		@cmd("innerReady")
+
+		# Save scrollTop
+		window.addEventListener "beforeunload", (e) =>
+			@log "save scrollTop", window.pageYOffset
+			@history_state["scrollTop"] = window.pageYOffset
+			@cmd "wrapperReplaceState", [@history_state, null]
+
+		# Restore scrollTop
+		@cmd "wrapperGetState", [], (state) =>
+			@history_state = state if state?
+			@log "restore scrollTop", state, window.pageYOffset
+			if window.pageYOffset == 0 and state
+				window.scroll(window.pageXOffset, state.scrollTop)
+
+
+	onMessage: (e) =>
+		message = e.data
+		cmd = message.cmd
+		if cmd == "response"
+			if @waiting_cb[message.to]?
+				@waiting_cb[message.to](message.result)
+			else
+				@log "Websocket callback not found:", message
+		else if cmd == "wrapperReady" # Wrapper inited later
+			@cmd("innerReady")
+		else if cmd == "ping"
+			@response message.id, "pong"
+		else if cmd == "wrapperOpenedWebsocket"
+			@onOpenWebsocket()
+		else if cmd == "wrapperClosedWebsocket"
+			@onCloseWebsocket()
+		else
+			@onRequest cmd, message.params
+
+
+	onRequest: (cmd, message) =>
+		@log "Unknown request", message
+
+
+	response: (to, result) ->
+		@send {"cmd": "response", "to": to, "result": result}
+
+
+	cmd: (cmd, params={}, cb=null) ->
+		@send {"cmd": cmd, "params": params}, cb
+
+
+	send: (message, cb=null) ->
+		message.wrapper_nonce = @wrapper_nonce
+		message.id = @next_message_id
+		@next_message_id += 1
+		@target.postMessage(message, "*")
+		if cb
+			@waiting_cb[message.id] = cb
+
+
+	onOpenWebsocket: =>
+		@log "Websocket open"
+
+
+	onCloseWebsocket: =>
+		@log "Websocket close"
+
+
+
+window.ZeroFrame = ZeroFrame