protected virtual string GetPath(ControllerContext controllerContext, string[] locations, string[] areaLocations, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (string.IsNullOrEmpty(name))
{
return(string.Empty);
}
var areaName = GetAreaName(controllerContext.RouteData);
//little hack to get admin area to be in /Administration/ instead of /Spinx/Admin/ or Areas/Admin/
//if (!string.IsNullOrEmpty(areaName) && areaName.Equals("admin", StringComparison.InvariantCultureIgnoreCase))
//{
// //var newLocations = areaLocations.ToList();
// var newLocations = new List<string>();
// newLocations.Insert(0, "~/Administration/Views/{1}/{0}.cshtml");
// newLocations.Insert(0, "~/Administration/Views/Shared/{0}.cshtml");
// areaLocations = newLocations.ToArray();
//}
var flag = !string.IsNullOrEmpty(areaName);
var viewLocations = GetViewLocations(locations, flag ? areaLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, "Properties cannot be null or empty.", new object[] { locationsPropertyName }));
}
var flag2 = IsSpecificPath(name);
var key = CreateCacheKey(cacheKeyPrefix, name, flag2 ? string.Empty : controllerName, areaName);
if (useCache)
{
var cached = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, key);
if (cached != null)
{
return(cached);
}
}
return(!flag2?GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, key, ref searchedLocations) : GetPathFromSpecificName(controllerContext, name, key, ref searchedLocations));
}
private string GetPath(ControllerContext controllerContext, string[] locations, string[] areaLocations, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (String.IsNullOrEmpty(name))
{
return(String.Empty);
}
string areaName = GetAreaName(controllerContext.RouteData);
string theme = controllerContext.HttpContext.GetCurrentTheme();
//controllerContext.HttpContext.Items["theme"] as string;
if (string.IsNullOrEmpty(theme))
{
theme = "default";
}
bool usingAreas = !String.IsNullOrEmpty(areaName);
List <ViewLocation> viewLocations = GetViewLocations(locations, (usingAreas) ? areaLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture,
"The property '{0}' cannot be null or empty.", locationsPropertyName));
}
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(theme, cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName, areaName);
if (useCache)
{
return(ViewLocationCache.GetViewLocation(controllerContext.HttpContext, cacheKey));
}
return((nameRepresentsPath) ?
GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations) :
GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, theme, cacheKey, ref searchedLocations));
}
private string GetPath(ControllerContext controllerContext, string viewName, string cacheKeyPrefix, bool useCache, string[] viewLocationFormats, string[] viewAreaLocationFormats, out string[] searchedLocations)
{
searchedLocations = null;
if (string.IsNullOrEmpty(viewName))
{
return(string.Empty);
}
string areaName = GetAreaName(controllerContext.RouteData);
string controllerName = controllerContext.RouteData.GetRequiredString("controller");
List <ViewLocation> viewLocations = GetViewLocations(viewLocationFormats, !string.IsNullOrEmpty(areaName) ? viewAreaLocationFormats : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, "Properties cannot be null or empty.", new object[] { cacheKeyPrefix }));
}
bool isSpecificPath = IsSpecificPath(viewName);
string key = this.CreateCacheKey(cacheKeyPrefix, viewName, isSpecificPath ? string.Empty : controllerName, areaName, CacheHelper.Settings.Theme);
// return if there is a cache
if (useCache)
{
var cached = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, key);
if (cached != null)
{
return(cached);
}
}
// return the view
if (isSpecificPath)
{
return(GetPathFromSpecificName(controllerContext, viewName, key, ref searchedLocations));
}
return(GetPathFromGeneralName(controllerContext, viewName, controllerName, areaName, key, viewLocations, ref searchedLocations));
}
private string GetPath(
ControllerContext controllerContext,
IList <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.Count == 0)
{
throw new InvalidOperationException("{0} Property cannot be null.".ToFormat(locationsPropertyName));
}
var nameRepresentsPath = IsSpecificPath(name);
var cacheKey = CreateCacheKey(cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName, Thread.CurrentThread.CurrentUICulture.Name);
if (useCache)
{
var 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));
}
protected string GetPath(ControllerContext controllerContext, string[] locations, string[] areaLocations, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (String.IsNullOrWhiteSpace(name))
{
return(String.Empty);
}
object areaObj = null;
string areaName = string.Empty;
controllerContext.RouteData.DataTokens.TryGetValue("area", out areaObj);
if (areaObj != null)
{
areaName = areaObj.ToString();
}
bool usingAreas = !String.IsNullOrWhiteSpace(areaName);
List <ViewLocation> viewLocations = GetViewLocations(locations, (usingAreas) ? areaLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(String.Format(CultureInfo.CurrentUICulture,
"Property {0} Cannot be NullOrEmpty", locationsPropertyName));
}
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName, areaName);
if (useCache)
{
return(ViewLocationCache.GetViewLocation(controllerContext.HttpContext, cacheKey));
}
return((nameRepresentsPath) ?
GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations) :
GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, cacheKey, ref searchedLocations));
}
protected string GetPath(ControllerContext controllerContext,
string[] locations, string locationsPropertyName, string name,
string controllerName, string areaName, 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(string.Format("The property " +
"'{0}' cannot be null or empty.", locationsPropertyName));
}
bool isSpecificPath = IsSpecificPath(name);
string key = CreateCacheKey(cacheKeyPrefix, name,
isSpecificPath ? string.Empty : controllerName,
isSpecificPath ? string.Empty : areaName);
if (useCache)
{
string viewLocation = ViewLocationCache.GetViewLocation(
controllerContext.HttpContext, key);
if (viewLocation != null)
{
return(viewLocation);
}
}
if (!isSpecificPath)
{
return(GetPathFromGeneralName(controllerContext, locations, name,
controllerName, areaName, key, ref searchedLocations));
}
return(GetPathFromSpecificName(controllerContext, name, key,
ref searchedLocations));
}
private string GetPath(ControllerArgs controllerContext, ViewType viewType, string name, bool useCache)
{
if (string.IsNullOrEmpty(name))
{
throw new Exception("Имя вида не задано");
}
if (!useCache)
{
return(IsSpecificPath(name)
? GetPathFromSpecificName(controllerContext, viewType, name)
: GetPathFromGeneralName(controllerContext, viewType, name));
}
string key = controllerContext.GetChacheKey(viewType, name);
var viewLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, key);
return(viewLocation ?? (IsSpecificPath(name)
? GetPathFromSpecificName(controllerContext, viewType, name)
: GetPathFromGeneralName(controllerContext, viewType, name)));
}
private string GetPath(ControllerContext controllerContext, string[] locations, string[] areaLocations, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (String.IsNullOrEmpty(name))
{
return(String.Empty);
}
string areaName = GetAreaName(controllerContext.RouteData);
//little hack to get nop's admin area to be in /Administration/ instead of /Nop/Admin/ or Areas/Admin/
if (!string.IsNullOrEmpty(areaName) && areaName.Equals("admin", StringComparison.InvariantCultureIgnoreCase))
{
var newLocations = areaLocations.ToList();
newLocations.Insert(0, "~/Administration/Views/{1}/{0}.cshtml");
newLocations.Insert(0, "~/Administration/Views/Shared/{0}.cshtml");
areaLocations = newLocations.ToArray();
}
bool usingAreas = !String.IsNullOrEmpty(areaName);
List <ViewLocation> viewLocations = GetViewLocations(locations, (usingAreas) ? areaLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture,
"", locationsPropertyName));
}
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName, areaName);
if (useCache)
{
// Only look at cached display modes that can handle the context.
IEnumerable <IDisplayMode> possibleDisplayModes = DisplayModeProvider.GetAvailableDisplayModesForContext(controllerContext.HttpContext, controllerContext.DisplayMode);
foreach (IDisplayMode displayMode in possibleDisplayModes)
{
string cachedLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, AppendDisplayModeToCacheKey(cacheKey, displayMode.DisplayModeId));
if (cachedLocation == null)
{
// If any matching display mode location is not in the cache, fall back to the uncached behavior, which will repopulate all of our caches.
return(null);
}
// A non-empty cachedLocation indicates that we have a matching file on disk. Return that result.
if (cachedLocation.Length > 0)
{
if (controllerContext.DisplayMode == null)
{
controllerContext.DisplayMode = displayMode;
}
return(cachedLocation);
}
// An empty cachedLocation value indicates that we don't have a matching file on disk. Keep going down the list of possible display modes.
}
// GetPath is called again without using the cache.
return(null);
}
else
{
return(nameRepresentsPath
? GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations)
: GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, cacheKey, ref searchedLocations));
}
}
private ViewEngineResult NewFindView(ControllerContext controllerContext, string viewName, string masterName,
bool useCache, bool isPartialView)
{
if (!ContextCondition(controllerContext.HttpContext))
{
return(new ViewEngineResult(new string[] { })); // we found nothing and we pretend we looked nowhere
}
// Get the name of the controller from the path
string controller = controllerContext.RouteData.Values["controller"].ToString();
string area = "";
try
{
area = controllerContext.RouteData.DataTokens["area"].ToString();
}
catch
{
}
// Apply the view modifier
var newViewName = string.Format("{0}.{1}", viewName, ViewModifier);
// Create the key for caching purposes
string keyPath = Path.Combine(area, controller, newViewName);
string cacheLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, keyPath);
// Try the cache
if (useCache)
{
//If using the cache, check to see if the location is cached.
if (!string.IsNullOrWhiteSpace(cacheLocation))
{
if (isPartialView)
{
return(new ViewEngineResult(CreatePartialView(controllerContext, cacheLocation), this));
}
else
{
return(new ViewEngineResult(CreateView(controllerContext, cacheLocation, masterName), this));
}
}
}
string[] locationFormats = string.IsNullOrEmpty(area) ? ViewLocationFormats : AreaViewLocationFormats;
// for each of the paths defined, format the string and see if that path exists. When found, cache it.
foreach (string rootPath in locationFormats)
{
string currentPath = string.IsNullOrEmpty(area)
? string.Format(rootPath, newViewName, controller)
: string.Format(rootPath, newViewName, controller, area);
if (FileExists(controllerContext, currentPath))
{
ViewLocationCache.InsertViewLocation(controllerContext.HttpContext, keyPath, currentPath);
if (isPartialView)
{
return(new ViewEngineResult(CreatePartialView(controllerContext, currentPath), this));
}
else
{
return(new ViewEngineResult(CreateView(controllerContext, currentPath, masterName), this));
}
}
}
return(new ViewEngineResult(new string[] { })); // we found nothing and we pretend we looked nowhere
}
protected virtual string ResolveViewPath(
ControllerContext controllerContext,
string areaName,
string[] locations,
string[] areaLocations,
string locationsPropertyName,
string name,
string controllerName,
string theme,
string cacheKeyPrefix,
bool useCache,
out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (String.IsNullOrEmpty(name))
{
return(String.Empty);
}
bool usingAreas = !String.IsNullOrEmpty(areaName);
if (usingAreas)
{
var isAdminArea = areaName.IsCaseInsensitiveEqual("admin");
// "ExtraAreaViewLocations" gets injected by AdminThemedAttribute
var extraAreaViewLocations = controllerContext.RouteData.DataTokens["ExtraAreaViewLocations"] as string[];
if (extraAreaViewLocations != null && extraAreaViewLocations.Length > 0)
{
var newLocations = areaLocations.ToList();
var viewType = cacheKeyPrefix == "Partial"
? ViewType.Partial
: ViewType.Layout;
if (isAdminArea)
{
// the admin area cannot fallback to itself. Prepend to list.
ExpandLocationFormats(extraAreaViewLocations, viewType).Reverse().Each(x => newLocations.Insert(0, x));
}
else
{
newLocations.AddRange(ExpandLocationFormats(extraAreaViewLocations, viewType));
}
areaLocations = newLocations.ToArray();
}
}
var viewLocations = GetViewLocations(locations, (usingAreas) ? areaLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, "Properties cannot be null or empty.", new object[] { locationsPropertyName }));
}
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName, areaName, theme);
if (useCache)
{
// Only look at cached display modes that can handle the context.
var possibleDisplayModes = DisplayModeProvider.GetAvailableDisplayModesForContext(controllerContext.HttpContext, controllerContext.DisplayMode);
foreach (var displayMode in possibleDisplayModes)
{
string cachedLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, AppendDisplayModeToCacheKey(cacheKey, displayMode.DisplayModeId));
if (cachedLocation == null)
{
// If any matching display mode location is not in the cache, fall back to the uncached behavior, which will repopulate all of our caches.
return(null);
}
// A non-empty cachedLocation indicates that we have a matching file on disk. Return that result.
if (cachedLocation.Length > 0)
{
if (controllerContext.DisplayMode == null)
{
controllerContext.DisplayMode = displayMode;
}
return(cachedLocation);
}
// An empty cachedLocation value indicates that we don't have a matching file on disk. Keep going down the list of possible display modes.
}
// ResolveViewPath is called again without using the cache.
return(null);
}
else
{
return(nameRepresentsPath
? GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations)
: GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, theme, cacheKey, ref searchedLocations));
}
}
private ViewEngineResult FindView(AreaRoute areaRoute, ControllerContext controllerContext, string viewName,
bool useCache, bool isPartialView, string masterName = null)
{
// Get the name of the controller from the path
string controller = controllerContext.RouteData.Values["controller"].ToString();
string controllerspaces = controllerContext.RouteData.DataTokens["Space"] as string;
string viewSpaces = string.Empty;
//检测命名空间, 识别第二代MVC结构
//if (namespaces != null && namespaces.Length > 0)
//{
// foreach (string ns in namespaces)
// {
// if (!ns.EndsWith(".*") && !ns.EndsWith(".Controllers"))
// {
// controllerFolder = ns.Substring(ns.LastIndexOf('.') + 1);
// break;
// }
// }
//}
if (!string.IsNullOrWhiteSpace(controllerspaces))
{
viewSpaces = controllerspaces;
}
string area = areaRoute.ToString();
//DONE: 非空时标识使用自定义引擎 子引擎的缓存差异标识 注册子引擎路由时追加, 此参数在回调时回传
string tmpTag = SubAreaViewEngine.SubEngineMap.ContainsKey(areaRoute)
? SubAreaViewEngine.GetTagString(areaRoute, controllerContext)
: string.Empty;
// Create the key for caching purposes
string keyPath = System.IO.Path.Combine(area, controller, MainThemeName, viewSpaces, viewName, tmpTag);
// Try the cache
if (useCache)
{
//If using the cache, check to see if the location is cached.
string cacheLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, keyPath);
if (!string.IsNullOrWhiteSpace(cacheLocation))
{
return(isPartialView
? new ViewEngineResult(CreatePartialView(controllerContext, cacheLocation), this)
: new ViewEngineResult(CreateView(controllerContext, cacheLocation, masterName), this));
}
}
// Remember the attempted paths, if not found display the attempted paths in the error message.
var attempts = new List <string>();
// Check ViewName 是否是具体路径 具体路径时, 不再以FormatViewPath方式查找
bool isSpecificPath = viewName.StartsWith("~") || viewName.StartsWith("/");
if (isSpecificPath)
{
if (FileExists(controllerContext, viewName))
{
ViewLocationCache.InsertViewLocation(controllerContext.HttpContext, keyPath, viewName);
return(isPartialView
? new ViewEngineResult(CreatePartialView(controllerContext, viewName), this)
: new ViewEngineResult(CreateView(controllerContext, viewName, masterName), this));
}
// If not found, add to the list of attempts.
attempts.Add(viewName);
}
else
{
string[] locationFormats;
if (areaRoute == AreaRoute.None)
{
locationFormats = ViewLocationFormats;
}
else if (SubAreaViewEngine.SubEngineMap.ContainsKey(areaRoute) &&
!string.IsNullOrWhiteSpace(tmpTag))
{
locationFormats = SubAreaViewEngine.SubEngineMap[areaRoute](controllerContext,
BaseAreaViewLocationFormat, tmpTag);
}
else if (SubAreaViewEngine.SubEngineMap.ContainsKey(areaRoute))
{
locationFormats = SubAreaViewEngine.SubEngineMap[areaRoute](controllerContext,
BaseAreaViewLocationFormat, string.Empty);
}
else
{
locationFormats = AreaViewLocationFormats;
}
// for each of the paths defined, format the string and see if that path exists. When found, cache it.
foreach (string rootPath in locationFormats)
{
string currentPath;
if (areaRoute == AreaRoute.None)
{
//默认模版路径
currentPath = string.Format(rootPath, viewName, controller);
}
else if (string.IsNullOrWhiteSpace(viewSpaces))
{
//第一代MVC(默认)路径
currentPath = string.Format(rootPath, viewName, controller, area);
}
else
{
//第二代MVC路径
currentPath = string.Format(rootPath, controller + "/" + viewName, viewSpaces, area);
}
if (FileExists(controllerContext, currentPath))
{
ViewLocationCache.InsertViewLocation(controllerContext.HttpContext, keyPath, currentPath);
return(isPartialView
? new ViewEngineResult(CreatePartialView(controllerContext, currentPath), this)
: new ViewEngineResult(CreateView(controllerContext, currentPath, masterName), this));
}
// If not found, add to the list of attempts.
attempts.Add(currentPath);
}
}
// if not found by now, simply return the attempted paths.
return(new ViewEngineResult(attempts.Distinct().ToList()));
}
private string GetPath(ControllerContext controllerContext, IEnumerable <string> locations, IEnumerable <string> areaLocations
, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache
, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (string.IsNullOrEmpty(name))
{
return(string.Empty);
}
string areaName = GetAreaName(controllerContext.RouteData);
bool usingAreas = !string.IsNullOrEmpty(areaName);
string plugin = (string)controllerContext.RouteData.Values["plugin"];
string theme = LS.Get <Settings>().FirstOrDefault().Themes;
if (controllerContext.HttpContext.Items["ShopTheme"] != null)
{
theme = (string)controllerContext.HttpContext.Items["ShopTheme"];
}
List <ViewLocation> viewLocations = GetViewLocations(locations, (usingAreas) ? areaLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, "The property '{0}' cannot be null or empty.", locationsPropertyName));
}
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(theme, plugin, cacheKeyPrefix, name, (nameRepresentsPath) ? string.Empty : controllerName, areaName);
if (useCache)
{
// Only look at cached display modes that can handle the context.
IEnumerable <IDisplayMode> possibleDisplayModes = DisplayModeProvider.GetAvailableDisplayModesForContext(controllerContext.HttpContext, controllerContext.DisplayMode);
foreach (IDisplayMode displayMode in possibleDisplayModes)
{
if (controllerContext.DisplayMode == null)
{
controllerContext.DisplayMode = displayMode;
}
string cachedLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, AppendDisplayModeToCacheKey(cacheKey, displayMode.DisplayModeId));
if (cachedLocation != null)
{
return(cachedLocation);
}
}
// GetPath is called again without using the cache.
return(null);
}
else
{
return(nameRepresentsPath
? GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations)
: GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, theme, plugin, cacheKey, ref searchedLocations));
}
}
private ViewLocationResult FindView(IEnumerable<string> locations, string viewName, string fileNameFormat = "{0}", bool throwException = false)
{
var checkedLocations = new List<string>();
var viewFound = false;
var context = new HttpContextWrapper(HttpContext.Current);
var viewNameWithExtension = string.Format(fileNameFormat, viewName);
ViewLocationResult foundView = null;
var themeDirectory = ThemeDirectory;
var cacheKey = string.Format("{0}-{1}", themeDirectory, viewNameWithExtension);
if (!string.IsNullOrEmpty(themeDirectory))
{
// check cache first
foundView = ViewLocationCache.GetViewLocation(context, cacheKey) as ViewLocationResult;
if (foundView != null) return foundView;
foreach (var fullPath in locations.Select(viewLocation => Combine(this._baseDirectoryPath, themeDirectory, viewLocation, viewNameWithExtension)))
{
var file = VirtualPathProviderHelper.GetFile(fullPath);
if (file != null)
{
foundView = new FileViewLocationResult(file, file.VirtualPath);
viewFound = true;
break;
}
checkedLocations.Add(fullPath);
}
// now search in global location
// App_Data/Themes/_Global
if (!viewFound)
{
foreach (var fullPath in
locations.Select(
viewLocation => Combine(this._baseDirectoryPath, "_global", viewLocation, viewNameWithExtension)))
{
var file = VirtualPathProviderHelper.GetFile(fullPath);
if (file != null)
{
foundView = new FileViewLocationResult(file, file.VirtualPath);
viewFound = true;
break;
}
checkedLocations.Add(Path.Combine(this._baseDirectoryPath, fullPath));
}
}
}
if (foundView == null /*!viewFound && throwException*/)
{
foundView = new ViewLocationResult(checkedLocations.ToArray());
}
ViewLocationCache.InsertViewLocation(context, cacheKey, foundView);
return foundView;
}
public override ViewEngineResult FindView(ControllerContext controllerContext, string viewName,
string masterName, bool useCache)
{
viewName = viewName.ToTitleCaseString();
if (controllerContext == null)
{
throw new ArgumentNullException(nameof(controllerContext), "The controllerContext parameter is null");
}
if (string.IsNullOrEmpty(viewName))
{
throw new ArgumentException("The viewName parameter is null or empty.", nameof(viewName));
}
if (controllerContext.Controller == null)
{
return(base.FindView(controllerContext, viewName, masterName, useCache));
}
var pluginName = controllerContext.Controller.ToControllerShortName();
if (string.IsNullOrEmpty(pluginName))
{
return(base.FindView(controllerContext, viewName, masterName, useCache));
}
var cacheKey = $"{pluginName}|{viewName}";
if (useCache && ViewLocationCache != null)
{
var cachedLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, cacheKey);
if (!string.IsNullOrEmpty(cachedLocation))
{
return(new ViewEngineResult(CreateView(controllerContext, cachedLocation, masterName),
this));
}
}
string trimmedViewName;
if (viewName.EndsWith(".cshtml") || viewName.EndsWith(".vbhtml"))
{
trimmedViewName = viewName.Remove(viewName.Length - 7);
}
else
{
trimmedViewName = viewName;
}
var args = new object[] { trimmedViewName, pluginName };
foreach (var location in ViewLocationFormats)
{
var path = string.Format(location, args);
if (!FileExists(controllerContext, path))
{
continue;
}
ViewLocationCache?.InsertViewLocation(controllerContext.HttpContext, cacheKey, path);
return(new ViewEngineResult(CreateView(controllerContext, path, masterName), this));
}
return(new ViewEngineResult(ViewLocationFormats.Select(i => string.Format(i, args))));
}
private string GetPath(ControllerContext controllerContext, string[] locations, string[] namespaceLocations, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (String.IsNullOrEmpty(name))
{
return(String.Empty);
}
string nameSpace = NamespaceHelpers.GetNameSpaceWithNotControllers(controllerContext.RouteData);
bool usingNameSpace = !string.IsNullOrEmpty(nameSpace);
List <ViewLocation> viewLocations = GetViewLocations(locations, (usingNameSpace) ? namespaceLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture,
"The property '{0}' cannot be null or empty.", locationsPropertyName));
}
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName, nameSpace);
if (useCache)
{
// Only look at cached display modes that can handle the context.
IEnumerable <IDisplayMode> possibleDisplayModes =
DisplayModeProvider.GetAvailableDisplayModesForContext(
controllerContext.HttpContext, controllerContext.DisplayMode);
foreach (IDisplayMode displayMode in possibleDisplayModes)
{
string cachedLocation = ViewLocationCache.GetViewLocation(
controllerContext.HttpContext,
AppendDisplayModeToCacheKey(cacheKey, displayMode.DisplayModeId));
if (cachedLocation == null)
{
// If any matching display mode location is not in the cache, fall back to the uncached behavior, which will repopulate all of our caches.
return(null);
}
// A non-empty cachedLocation indicates that we have a matching file on disk. Return that result.
if (cachedLocation.Length > 0)
{
if (controllerContext.DisplayMode == null)
{
controllerContext.DisplayMode = displayMode;
}
return(cachedLocation);
}
// An empty cachedLocation value indicates that we don't have a matching file on disk. Keep going down the list of possible display modes.
}
// GetPath is called again without using the cache.
return(null);
}
else
{
return(nameRepresentsPath
? GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations)
: GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, nameSpace, cacheKey, ref searchedLocations));
}
}
protected virtual string GetPath(ControllerContext controllerContext, string[] locations, string[] areaLocations, string locationsPropertyName, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = _emptyLocations;
if (String.IsNullOrEmpty(name))
{
return(String.Empty);
}
string assembilesname = Assembly.GetAssembly(controllerContext.Controller.GetType()).GetName().Name;
string areaName = GetAreaName(controllerContext.RouteData);
areaName = (areaName == null ? (controllerContext.RouteData.DataTokens["Namespaces"] as string[])[0].Replace(".Controllers", "") : areaName);
var newLocations = areaLocations.ToList();
var typeAgent = EngineContext.Current.Resolve <ITypeFinder>();
newLocations.Insert(0, "~/Applications/" + assembilesname + "/Views/{1}/{0}.cshtml");
newLocations.Insert(0, "~/Applications/" + assembilesname + "/Views/Shared/{0}.cshtml");
areaLocations = newLocations.ToArray();
bool usingAreas = !String.IsNullOrEmpty(areaName);
List <ViewLocation> viewLocations = GetViewLocations(locations, (usingAreas) ? areaLocations : null);
if (viewLocations.Count == 0)
{
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture, "Properties cannot be null or empty - {0}", locationsPropertyName));
}
bool nameRepresentsPath = IsSpecificPath(name);
string cacheKey = CreateCacheKey(cacheKeyPrefix, name, (nameRepresentsPath) ? String.Empty : controllerName, areaName);
if (useCache)
{
// Only look at cached display modes that can handle the context.
IEnumerable <IDisplayMode> possibleDisplayModes = DisplayModeProvider.GetAvailableDisplayModesForContext(controllerContext.HttpContext, controllerContext.DisplayMode);
foreach (IDisplayMode displayMode in possibleDisplayModes)
{
string cachedLocation = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, AppendDisplayModeToCacheKey(cacheKey, displayMode.DisplayModeId));
if (cachedLocation == null)
{
// If any matching display mode location is not in the cache, fall back to the uncached behavior, which will repopulate all of our caches.
return(nameRepresentsPath
? GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations)
: GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, cacheKey, ref searchedLocations));
}
// A non-empty cachedLocation indicates that we have a matching file on disk. Return that result.
if (cachedLocation.Length > 0)
{
if (controllerContext.DisplayMode == null)
{
controllerContext.DisplayMode = displayMode;
}
return(cachedLocation);
}
// An empty cachedLocation value indicates that we don't have a matching file on disk. Keep going down the list of possible display modes.
}
// GetPath is called again without using the cache.
return(null);
}
else
{
return(nameRepresentsPath
? GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations)
: GetPathFromGeneralName(controllerContext, viewLocations, name, controllerName, areaName, cacheKey, ref searchedLocations));
}
}
/// <summary>
/// 获取文件的路径
/// </summary>
private string GetPath(ControllerContext controllerContext, string name, string controllerName, string cacheKeyPrefix, bool useCache, out string[] searchedLocations)
{
searchedLocations = null;
//视图位置列表
string[] locations = null;
//主题
string theme = string.Empty;
//获取区域
string area = GetRouteDataTokenValue("area", controllerContext.RouteData.DataTokens).ToLower();
if (area.Length == 0)//PC商城前台视图位置的处理
{
theme = GetRouteDataTokenValue("theme", controllerContext.RouteData.DataTokens);
if (theme.Length == 0)//商城页面
{
locations = _webviewlocationformats;
}
else//店铺页面
{
locations = _storewebviewlocationformats;
}
}
else if (area == "mob")//移动商城前台视图位置的处理
{
locations = _mobileviewlocationformats;
}
else if (area == "app")//App商城前台视图位置的处理
{
locations = _appviewlocationformats;
}
else if (area == "storeadmin")//PC店铺后台视图位置的处理
{
locations = _storeadminviewlocationformats;
}
else if (area == "malladmin")//PC商城后台视图位置的处理
{
locations = _malladminviewlocationformats;
}
//是否为特殊路径的标识
bool flag2 = IsSpecificName(name);
//从缓存中获取视图位置
string cacheKey = CreateCacheKey(cacheKeyPrefix, name, flag2 ? string.Empty : controllerName, area, theme);//视图位置的缓存键
if (useCache)
{
//从缓存中得到视图位置
var cachedPath = ViewLocationCache.GetViewLocation(controllerContext.HttpContext, cacheKey);
if (cachedPath != null)
{
return(cachedPath);
}
}
//如果视图位置不在缓存中，则构建视图位置并存储到缓存中
if (!flag2)//不是特殊路径时的操作
{
return(GetPathFromGeneralName(controllerContext, locations, name, controllerName, theme, cacheKey, ref searchedLocations));
}
else//特殊路径时的操作
{
return(GetPathFromSpecificName(controllerContext, name, cacheKey, ref searchedLocations));
}
}
