VirtualPathProviderViewEngine.GetPathFromGeneralName
ルートから追加のパラメータを許可するには、変更する必要があります。公開されていないので、自分の実装にコピーする必要GetPath
がありますGetPathFromGeneralName
。IsSpecificPath
ViewEngine
あなたは正しいです:これは完全な書き直しのように見えます。GetPathFromGeneralName
公開されたらよかったのに。
using System.Web.Mvc;
using System;
using System.Web.Hosting;
using System.Globalization;
using System.Linq;
namespace MvcLocalization
{
public class LocalizationWebFormViewEngine : WebFormViewEngine
{
private const string _cacheKeyFormat = ":ViewCacheEntry:{0}:{1}:{2}:{3}:";
private const string _cacheKeyPrefix_Master = "Master";
private const string _cacheKeyPrefix_Partial = "Partial";
private const string _cacheKeyPrefix_View = "View";
private static readonly string[] _emptyLocations = new string[0];
public LocalizationWebFormViewEngine()
{
base.ViewLocationFormats = new string[] {
"~/Views/{1}/{2}/{0}.aspx",
"~/Views/{1}/{2}/{0}.ascx",
"~/Views/Shared/{2}/{0}.aspx",
"~/Views/Shared/{2}/{0}.ascx" ,
"~/Views/{1}/{0}.aspx",
"~/Views/{1}/{0}.ascx",
"~/Views/Shared/{0}.aspx",
"~/Views/Shared/{0}.ascx"
};
}
private VirtualPathProvider _vpp;
public override ViewEngineResult FindView(ControllerContext controllerContext, string viewName, string masterName, bool useCache)
{
if (controllerContext == null)
throw new ArgumentNullException("controllerContext");
if (String.IsNullOrEmpty(viewName))
throw new ArgumentException( "viewName");
string[] viewLocationsSearched;
string[] masterLocationsSearched;
string controllerName = controllerContext.RouteData.GetRequiredString("controller");
string viewPath = GetPath(controllerContext, ViewLocationFormats, "ViewLocationFormats", viewName, controllerName, _cacheKeyPrefix_View, useCache, out viewLocationsSearched);
string masterPath = GetPath(controllerContext, MasterLocationFormats, "MasterLocationFormats", masterName, controllerName, _cacheKeyPrefix_Master, useCache, out masterLocationsSearched);
if (String.IsNullOrEmpty(viewPath) || (String.IsNullOrEmpty(masterPath) && !String.IsNullOrEmpty(masterName)))
{
return new ViewEngineResult(viewLocationsSearched.Union(masterLocationsSearched));
}
return new ViewEngineResult(CreateView(controllerContext, viewPath, masterPath), this);
}
private string GetPath(ControllerContext controllerContext, string[] locations, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (String.IsNullOrEmpty(name))
return String.Empty;
if (locations == null || locations.Length == 0)
throw new InvalidOperationException();
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName);
if (useCache)
{
string result = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, cacheKey);
if (result != null)
{
return result;
}
}
return (nameRepresentsPath) ?
GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations) :
GetPathFromGeneralName(controllerContext, locations, name, controllerName, cacheKey, ref searchedLocations);
}
private string GetPathFromGeneralName(ControllerContext controllerContext, string[] locations, string name, string controllerName, string cacheKey, ref string[] searchedLocations)
{
string result = String.Empty;
searchedLocations = new string[locations.Length];
string language = controllerContext.RouteData.Values["lang"].ToString();
for (int i = 0; i < locations.Length; i++)
{
string virtualPath = String.Format(CultureInfo.InvariantCulture, locations[i], name, controllerName,language);
if (FileExists(controllerContext, virtualPath))
{
searchedLocations = _emptyLocations;
result = virtualPath;
ViewLocationCache.InsertViewLocation(controllerContext.HttpContext, cacheKey, result);
break;
}
searchedLocations[i] = virtualPath;
}
return result;
}
private string CreateCacheKey(string prefix, string name, string controllerName)
{
return String.Format(CultureInfo.InvariantCulture, _cacheKeyFormat,
GetType().AssemblyQualifiedName, prefix, name, controllerName);
}
private string GetPathFromSpecificName(ControllerContext controllerContext, string name, string cacheKey, ref string[] searchedLocations)
{
string result = name;
if (!FileExists(controllerContext, name))
{
result = String.Empty;
searchedLocations = new[] { name };
}
ViewLocationCache.InsertViewLocation(controllerContext.HttpContext, cacheKey, result);
return result;
}
private static bool IsSpecificPath(string name)
{
char c = name[0];
return (c == '~' || c == '/');
}
}
}