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MvcDirectMethod.cs
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309 lines (255 loc) · 10.7 KB
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/********
* @version : 2.1.1 - Ext.NET Pro License
* @author : Ext.NET, Inc. http://www.ext.net/
* @date : 2012-12-10
* @copyright : Copyright (c) 2007-2012, Ext.NET, Inc. (http://www.ext.net/). All rights reserved.
* @license : See license.txt and http://www.ext.net/license/.
********/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web.Compilation;
using System.Reflection;
using System.Web.Mvc;
using System.Web;
using System.Web.Routing;
using Ext.Net.Utilities;
namespace Ext.Net.MVC
{
internal class MvcDirectMethod : DirectMethod
{
private static bool IsDebugging
{
get
{
bool result = false;
if (HttpContext.Current != null)
{
result = HttpContext.Current.IsDebuggingEnabled;
}
return result;
}
}
public static MvcDirectMethod[] GetMethods()
{
string cacheKey = "Ext.Net.MVC.DirectMethods";
List<MvcDirectMethod> list = null;
var context = HttpContext.Current;
if (!MvcDirectMethod.IsDebugging)
{
list = context.Cache[cacheKey] as List<MvcDirectMethod>;
}
if (list == null)
{
list = new List<MvcDirectMethod>();
var assemblies = BuildManager.GetReferencedAssemblies();
foreach (Assembly assembly in assemblies)
{
try
{
if (!assembly.IsDynamic)
{
var types = assembly.GetTypes().Where(type =>
type.IsPublic &&
type.IsSubclassOf(typeof(System.Web.Mvc.Controller)) &&
System.Attribute.IsDefined(type, typeof(Ext.Net.MVC.DirectControllerAttribute))
);
foreach (Type type in types)
{
MvcDirectMethod.GetControllerMethods(type, list);
}
}
}
catch (Exception e)
{
}
}
if (!MvcDirectMethod.IsDebugging)
{
context.Cache.Insert(cacheKey, list);
}
}
return list.ToArray();
}
private static void GetControllerMethods(Type type, List<MvcDirectMethod> list)
{
var methods = type.GetMethods().Where(method =>
method.IsPublic &&
(method.ReturnType == typeof(ActionResult) || method.ReturnType.IsSubclassOf(typeof(ActionResult))) &&
System.Attribute.IsDefined(method, typeof(Ext.Net.DirectMethodAttribute))
);
object[] attrs = type.GetCustomAttributes(typeof (DirectControllerAttribute), true);
DirectControllerAttribute dcAttr = (DirectControllerAttribute)attrs[0];
foreach (MethodInfo method in methods)
{
attrs = method.GetCustomAttributes(typeof(DirectMethodAttribute), true);
DirectMethodAttribute dmAttr = (DirectMethodAttribute)attrs[0];
list.Add(new MvcDirectMethod(type.Name, method, dcAttr, dmAttr));
}
}
public static Dictionary<string, Dictionary<string, List<MvcDirectMethod>>> GetGroupedMethods(ViewContext viewContext)
{
Dictionary<string, Dictionary<string, List<MvcDirectMethod>>> methods = new Dictionary<string, Dictionary<string, List<MvcDirectMethod>>>();
var dm = MvcDirectMethod.GetMethods();
if(dm.Length == 0)
{
return methods;
}
var context = HttpContext.Current;
string area = null;
string controller = null;
if(viewContext.RouteData.DataTokens["area"] != null)
{
area = viewContext.RouteData.DataTokens["area"].ToString();
}
if (viewContext.RouteData.DataTokens["controller"] != null)
{
controller = viewContext.RouteData.DataTokens["controller"].ToString();
}
foreach (MvcDirectMethod method in dm)
{
if (method.Attribute.ClientProxy == ClientProxy.Ignore)
{
continue;
}
if (!method.DirectControlerAttr.GenerateProxyForOtherAreas && method.DirectControlerAttr.AreaName != area)
{
continue;
}
if (!method.DirectControlerAttr.GenerateProxyForOtherControllers)
{
if (method.DirectControlerAttr.AreaName != area || method.Controller != controller)
{
continue;
}
}
string ns = method.Attribute.Namespace;
if (!methods.ContainsKey(ns))
{
methods[ns] = new Dictionary<string, List<MvcDirectMethod>>();
}
string name = MvcDirectMethod.GetControlIdentification(method) ?? "";
if (!methods[ns].ContainsKey(name))
{
methods[ns][name] = new List<MvcDirectMethod>();
}
methods[ns][name].Add(method);
}
return methods;
}
private static string GetControlIdentification(MvcDirectMethod method)
{
DirectMethodProxyIDMode _idMode = method.Attribute.IDMode;
string alias = method.Attribute.IDAlias ?? "";
if (_idMode == DirectMethodProxyIDMode.Default)
{
_idMode = method.DirectControlerAttr.IDMode;
alias = method.DirectControlerAttr.Alias;
}
if (alias.IsNotEmpty() && (_idMode == DirectMethodProxyIDMode.Default || _idMode == DirectMethodProxyIDMode.ClientID))
{
_idMode = DirectMethodProxyIDMode.Alias;
}
switch (_idMode)
{
case DirectMethodProxyIDMode.None:
return null;
case DirectMethodProxyIDMode.ClientID:
case DirectMethodProxyIDMode.ID:
return method.DirectControlerAttr.AreaName;
case DirectMethodProxyIDMode.Alias:
return alias;
case DirectMethodProxyIDMode.AliasPlusID:
return alias + method.DirectControlerAttr.AreaName;
default:
throw new ArgumentOutOfRangeException();
}
}
public static string BuildProxy(ViewContext viewContext)
{
Dictionary<string, Dictionary<string, List<MvcDirectMethod>>> methods = MvcDirectMethod.GetGroupedMethods(viewContext);
StringBuilder sb = new StringBuilder(256);
UrlHelper urlHelper = new UrlHelper(viewContext.RequestContext, RouteTable.Routes);
foreach (KeyValuePair<string, Dictionary<string, List<MvcDirectMethod>>> ns in methods)
{
string nsName = ns.Key;
sb.AppendFormat("Ext.ns(\"{0}\");", nsName);
Dictionary<string, List<MvcDirectMethod>> scopes = ns.Value;
sb.Append("Ext.apply(".ConcatWith(nsName, ", { "));
foreach (KeyValuePair<string, List<MvcDirectMethod>> scope in scopes)
{
string scopeName = scope.Key;
List<MvcDirectMethod> directMethods = scope.Value;
if (scopeName.IsNotEmpty())
{
sb.Append(scopeName);
sb.Append(":{");
}
bool needComma = false;
foreach (MvcDirectMethod method in directMethods)
{
if (needComma)
{
sb.Append(",");
}
method.UrlHelper = urlHelper;
method.GenerateProxy(sb, null, null);
needComma = true;
}
if (scopeName.IsNotEmpty())
{
sb.Append("}");
}
sb.Append(",");
}
if (sb[sb.Length - 1] == ',')
{
sb.Remove(sb.Length - 1, 1);
}
sb.Append(" });");
}
return sb.ToString();
}
public MvcDirectMethod(string controller, MethodInfo method, DirectControllerAttribute dcAttribute, DirectMethodAttribute dmAttribute) : base(method, dmAttribute)
{
this.Controller = controller;
if (this.Controller.EndsWith("Controller"))
{
this.Controller = this.Controller.Substring(0, this.Controller.IndexOf("Controller", StringComparison.InvariantCultureIgnoreCase));
}
this.DirectControlerAttr = dcAttribute;
}
public string Controller
{
get;
set;
}
public DirectControllerAttribute DirectControlerAttr
{
get;
set;
}
protected override ParameterInfo[] PrepareParams(ParameterInfo[] parameters)
{
return parameters.Where(p => p.ParameterType != typeof(System.Web.Mvc.FormCollection) && !p.ParameterType.IsSubclassOf(typeof(System.Web.Mvc.FormCollection))).ToArray();
}
public UrlHelper UrlHelper
{
get;
set;
}
protected virtual string ActionUrl
{
get
{
return this.UrlHelper.Action(this.Name, this.Controller, new { area = this.DirectControlerAttr.AreaName });
}
}
protected override void AppendParams(StringBuilder sb, bool needComma)
{
sb.Append(needComma ? "," : "");
sb.AppendFormat("url:{0}", JSON.Serialize(this.ActionUrl));
}
}
}