cfmiddleware

cfmiddleware

<cfcomponent>

	<cfset $class = {}>

	<cffunction name="init">
		<cfargument name="relativePath" type="string" default="" hint="the relative component path from the webroot">
		<cfset $class.container = []>
		<cfset $class.relativePath = arguments.relativePath>
	</cffunction>
	
	<cffunction name="use" hint="Adds the new middleware at the bottom of the middleware stack.">
	</cffunction>
	
	<cffunction name="insertBefore" hint="Adds the new middleware before the specified existing middleware in the middleware stack.">
	</cffunction>

	<cffunction name="insertAfter" hint="Adds the new middleware after the specified existing middleware in the middleware stack.">
	</cffunction>

	<cffunction name="swap" hint="Replaces the specified middleware with a new middleware">
	</cffunction>
	
	<cffunction name="remove" hint="Removes a specified middleware">
	</cffunction>
	
	<cffunction name="add" hint="Adds a middleware to the stack in a specified position">
		<cfargument name="middleware_name" required="true">
		<cfargument name="middleware_position" required="false" default="0">
		<cfset var loc = {}>
		<cfset loc.middleware_name = arguments.middleware_name>
		<cfset structDelete(arguments, "middleware")>
		<cfset loc.middleware_position = arguments.middleware_position>
		<cfset structDelete(arguments, "middleware")>
		<cfset loc.s = {name=loc.middleware_name, args=duplicate(arguments)}>
		<cfif loc.middleware_position eq 0>
			<cfset loc.middleware_position = ArrayLen(stack())>
		</cfif>
		<cfset ArrayInsertAt($class.container, loc.middleware_position)>
	</cffunction>
	
	<cffunction name="position" hint="Returns the position of the specified middleware in the stack">
		<cfargument name="middleware_name">
		<cfset var loc = {}>
		<cfset loc.stack = stack()>
		<cfset loc.size = ArrayLen(loc.stack)>
		<cfloop from="1" to="#loc.size#">
	</cffunction>
	
	<cffunction name="clear" hint="Clears the middleware stack">
		<cfset ArrayClear($class.container)>
	</cffunction>
	
	<cffunction name="stack" hint="Returns the middleware stack.">
		<cfreturn $class.container>
	</cffunction>

</cfcomponent>