RouteHelpers.cs

using System.Web.Mvc;
using System.Web.Routing;

namespace jarrettmeyer.Web.Lib
{
    public static class RouteHelpers
    {
        /// <summary>
        /// Connects a distinct path to a controller/action.
        /// </summary>
        public static void Connect(this RouteCollection routes, string name, string path, string controller, string action, params string[] methods)
        {
            routes.MapRoute(name, path, new { controller, action, id = "" }, new { method = new HttpMethodConstraint(methods) });
        }

        /// <summary>
        /// Creates nested resource route bindings.
        /// </summary>
        public static void NestedResource(this RouteCollection routes, string name, string parentPath, string childPath, string controller, string parentId)
        {
            routes.MapRoute(name + "_index", parentPath + "/{" + parentId + "}/" + childPath, new { controller, action = "index" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_new", parentPath + "/{" + parentId + "}/" + childPath + "/new", new { controller, action = "new" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_create", parentPath + "/{" + parentId + "}/" + childPath, new { controller, action = "create" }, new { method = new HttpMethodConstraint("post") });
        }

        /// <summary>
        /// Creates resource route bindings for index, show, new, create, edit, update, and delete operations.
        /// </summary>
        public static void Resource(this RouteCollection routes, string name, string basePath, string controller)
        {
            routes.MapRoute(name + "_index", basePath, new { controller, action = "index" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_new", basePath + "/new", new { controller, action = "new" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_create", basePath, new { controller, action = "create" }, new { method = new HttpMethodConstraint("post") });
            routes.MapRoute(name + "_show", basePath + "/{id}", new { controller, action = "show", id = "" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_edit", basePath + "/{id}/edit", new { controller, action = "edit", id = "" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_update", basePath + "/{id}", new { controller, action = "update", id = "" }, new { method = new HttpMethodConstraint("post", "put") });
            routes.MapRoute(name + "_delete", basePath + "/{id}", new { controller, action = "delete", id = "" }, new { method = new HttpMethodConstraint("delete") });
        }

        /// <summary>
        /// Connects a distinct path to a controller/action.
        /// </summary>
        public static void Connect(this AreaRegistrationContext context, string name, string area, string path, string controller, string action, params string[] methods)
        {
            context.MapRoute(name, area + "/" + path, new { area, controller, action, id = "" }, new { method = new HttpMethodConstraint(methods) });
        }

        /// <summary>
        /// Creates nested resource route bindings.
        /// </summary>
        public static void NestedResource(this AreaRegistrationContext routes, string name, string area, string parentPath, string childPath, string controller, string parentId)
        {
            routes.MapRoute(name + "_index", area + "/" + parentPath + "/{" + parentId + "}/" + childPath, new { area, controller, action = "index" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_new", area + "/" + parentPath + "/{" + parentId + "}/" + childPath + "/new", new { area, controller, action = "new" }, new { method = new HttpMethodConstraint("get") });
            routes.MapRoute(name + "_create", area + "/" + parentPath + "/{" + parentId + "}/" + childPath, new { area, controller, action = "create" }, new { method = new HttpMethodConstraint("post") });
        }

        /// <summary>
        /// Creates resource route bindings for index, show, new, create, edit, update, and delete operations.
        /// </summary>
        public static void Resource(this AreaRegistrationContext context, string name, string area, string basePath, string controller)
        {
            context.MapRoute(name + "_index", area + "/" + basePath, new { area, controller, action = "index" }, new { method = new HttpMethodConstraint("get") });
            context.MapRoute(name + "_new", area + "/" + basePath + "/new", new { area, controller, action = "new" }, new { method = new HttpMethodConstraint("get") });
            context.MapRoute(name + "_create", area + "/" + basePath, new { area, controller, action = "create" }, new { method = new HttpMethodConstraint("post") });
            context.MapRoute(name + "_show", area + "/" + basePath + "/{id}", new { area, controller, action = "show", id = "" }, new { method = new HttpMethodConstraint("get") });
            context.MapRoute(name + "_edit", area + "/" + basePath + "/{id}/edit", new { area, controller, action = "edit", id = "" }, new { method = new HttpMethodConstraint("get") });
            context.MapRoute(name + "_update", area + "/" + basePath + "/{id}", new { area, controller, action = "update", id = "" }, new { method = new HttpMethodConstraint("post", "put") });
            context.MapRoute(name + "_delete", area + "/" + basePath + "/{id}", new { area, controller, action = "delete", id = "" }, new { method = new HttpMethodConstraint("delete") });
        }
    }
}