private static RedirectToRouteResult RedirectToActionWithParameters <TController>(string actionName, object[] parameters, RouteValueDictionary otherValuesToMerge = null)
where TController : Controller
{
Type controllerType = typeof(TController);
int parametersCount = parameters.Count();
var rvd = new RouteValueDictionary();
rvd.Add(MvcConstants.ControllerRouteValueKey, MvcExpressionHelper.GetControllerName(controllerType));
MethodInfo method = controllerType.GetMethods().SingleOrDefault(m => m.Name == actionName && !Attribute.IsDefined(m, HttpPostAttributeType) && m.GetParameters().Count() == parametersCount);
Requires <ArgumentNullException> .IsNotNull(method);
rvd.Add(MvcConstants.ActionRouteValueKey, method.Name);
ParameterInfo[] methodParameters = method.GetParameters();
for (int i = 0; i < parametersCount; ++i)
{
rvd.Add(methodParameters[i].Name, parameters[i]);
}
if (otherValuesToMerge != null)
{
rvd = rvd.Merge(otherValuesToMerge);
}
return(new RedirectToRouteResult(rvd));
}
/*
* public static RedirectToRouteResult RedirectToAction<T>(this Controller controller, Expression<Action<T>> action, object values)
* where T : Controller
* {
* return RedirectToActionInternal<T>(action, new RouteValueDictionary(values));
* }
*
* public static RedirectToRouteResult RedirectToAction<T>(this T controller, Expression<Action<T>> action, RouteValueDictionary values)
* where T : Controller
* {
* return RedirectToActionInternal<T>(action, values);
* }
*
* public static RedirectToRouteResult RedirectToAction<T>(this Controller controller, Expression<Action<T>> action, RouteValueDictionary values)
* where T : Controller
* {
* return RedirectToActionInternal<T>(action, values);
* }
*/
#region Helpers
private static RedirectToRouteResult RedirectToActionInternal <T>(Expression <Action <T> > action, RouteValueDictionary values) where T : Controller
{
RouteValueDictionary parameters = MvcExpressionHelper.GetRouteValuesFromExpression(action)
.Merge(values);
return(new RedirectToRouteResult(parameters));
}
public static MvcHtmlString Action <TController>(this UrlHelper urlHelper, Expression <Action <TController> > action) where TController : Controller
{
Requires <ArgumentNullException> .IsNotNull(action);
var newRouteValues = MvcExpressionHelper.GetRouteValuesFromExpression(action);
var result = MvcHtmlString.Create(urlHelper.RouteUrl(newRouteValues));
return(result);
}
public static string RouteUrl <TController>(this UrlHelper urlHelper, Expression <Action <TController> > action, object routeValues) where TController : Controller
{
Requires <ArgumentNullException> .IsNotNull(action);
RouteValueDictionary newRouteValues = MvcExpressionHelper.GetRouteValuesFromExpression(action)
.Merge(new RouteValueDictionary(routeValues));
return(urlHelper.RouteUrl(newRouteValues));
}
public static RouteValueDictionary GetRouteValuesFrom <TController>(Expression <Action <TController> > editLinkAction, int id)
where TController : Controller
{
var routeValues = MvcExpressionHelper.GetRouteValuesFromExpression(editLinkAction);
var idEntry = routeValues.First(entry => entry.Key.ToUpper().EndsWith("ID"));
routeValues.Remove(idEntry.Key);
routeValues.Add(idEntry.Key, id);
return(routeValues);
}
public static MvcHtmlString ActionLink <TController>(this HtmlHelper helper, string linkText, Expression <Action <TController> > action, object routeValues, object htmlAttributes)
where TController : Controller
{
Requires <ArgumentNullException> .IsNotNull(action);
Requires <ArgumentNullException> .IsNotNull(linkText);
Requires <ArgumentException> .GreaterThan(linkText.Length, 0);
var routingValues = MvcExpressionHelper.GetRouteValuesFromExpression(action)
.Merge(new RouteValueDictionary(routeValues));
return(helper.RouteLink(linkText, routingValues, new RouteValueDictionary(htmlAttributes)));
}
public static MvcHtmlString ActionImage <TController>(this HtmlHelper htmlHelper, Expression <Action <TController> > action, string relativeUrl, string altText, object routeValues, object htmlAttributes)
where TController : Controller
{
Requires <ArgumentNullException> .IsNotNull(action);
Requires <ArgumentNullException> .IsNotNull(relativeUrl);
Requires <ArgumentException> .GreaterThan(relativeUrl.Length, 0);
var routeValueDictionary = MvcExpressionHelper.GetRouteValuesFromExpression(action)
.Merge(new RouteValueDictionary(routeValues));
var actionName = routeValueDictionary[MvcConstants.ActionRouteValueKey].ToString();
var controllerName = routeValueDictionary[MvcConstants.ControllerRouteValueKey].ToString();
return(htmlHelper.ViewContext.ImageLink(actionName, controllerName, routeValueDictionary, relativeUrl, altText, htmlAttributes));
}
public static MvcHtmlString DeleteButtonForm <TController>(this HtmlHelper helper, Expression <Action <TController> > action, object routeValues)
where TController : Controller
{
var routingValues = MvcExpressionHelper.GetRouteValuesFromExpression(action);
var formAction = UrlHelper.GenerateUrl(null,
routingValues[ActionRouteValueKey].ToString(),
routingValues[ControllerRouteValueKey].ToString(),
new RouteValueDictionary(routeValues),
helper.RouteCollection,
helper.ViewContext.RequestContext,
true);
var form = Tag.Form;
form.Class(ConfirmDelete);
form.MergeAttribute(FluentTagBuilder.Method, "post")
.MergeAttribute(FluentTagBuilder.Action, formAction);
form.Html(Tag.P.Html(helper.DeleteButton()));
return(form.ToMvcHtmlString());
}
public static MvcForm BeginForm <TController>(this HtmlHelper helper, Expression <Action <TController> > action) where TController : Controller
{
var routeValues = MvcExpressionHelper.GetRouteValuesFromExpression(action);
return(helper.BeginForm(routeValues));
}