public void ProcessRequest(HttpContext context)
{
Type t = null;
#region prepare the IAjaxProxy/IRestProxy type
string className = null;
string idPart = null;
string[] parts = context.Request.Path.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < parts.Length; i++)
{
if (parts[i].ToLower() == "ext4")
{
if (i + 1 < parts.Length)
{
className = parts[i + 1];
if (i + 2 < parts.Length)
{
idPart = parts[i + 2];
}
}
break;
}
}
if (className == null)
{
ResponseError(context, new Exception("Type not set."));
return;
}
if (className.EndsWith(".ashx"))
{
className = className.Substring(0, className.Length - 5);
}
if (idPart != null && idPart.EndsWith(".ashx"))
{
idPart = idPart.Substring(0, idPart.Length - 5);
}
if (Utility.Settings != null && Utility.Settings.UrlClassMappings.ContainsKey(className))
{
className = Utility.Settings.UrlClassMappings[className] as string;
if (context.Trace.IsEnabled) context.Trace.Write(Constant.AjaxID, "Url match to Type: " + className);
}
try
{
t = Type.GetType(className, true);
}
catch (Exception ex)
{
if (context.Trace.IsEnabled) context.Trace.Write(Constant.AjaxID, "Type not found: " + className);
ResponseError(context, ex);
return;
}
#endregion
#region GET via IAjaxProxy
if (context.Request.HttpMethod == "GET")
{
if (!typeof(IAjaxProxy).IsAssignableFrom(t))
{
ResponseError(context, new Exception("The type is not a IAjaxProxy: " + className));
return;
}
try
{
IAjaxProxy ajax = (IAjaxProxy)Activator.CreateInstance(t, new object[] { });
QueryParams paras = new QueryParams();
if (!string.IsNullOrEmpty(context.Request.Params["page"]))
{
paras.PageIndex = Convert.ToInt32(context.Request.Params["page"]) - 1;
}
if (!string.IsNullOrEmpty(context.Request.Params["start"]))
{
paras.Start = Convert.ToInt32(context.Request.Params["start"]);
}
if (!string.IsNullOrEmpty(context.Request.Params["limit"]))
{
paras.PageSize = Convert.ToInt32(context.Request.Params["limit"]);
}
paras.Id = context.Request.Params["id"];
if (!string.IsNullOrEmpty(context.Request.Params["sort"]))
{
ExtSortParam para = new ExtSortParam();
para.Sorts = (ExtSort[])JavaScriptDeserializer.DeserializeFromJson(
context.Request.Params["sort"],
typeof(ExtSort[]));
paras.Sort = para;
}
if (!string.IsNullOrEmpty(context.Request.Params["group"]))
{
ExtSortParam para = new ExtSortParam();
para.Sorts = (ExtSort[])JavaScriptDeserializer.DeserializeFromJson(
context.Request.Params["group"],
typeof(ExtSort[]));
paras.Group = para;
}
if (!string.IsNullOrEmpty(context.Request.Params["filter"]))
{
ExtFilterParam para = new ExtFilterParam();
para.Filters = (ExtFilter[])JavaScriptDeserializer.DeserializeFromJson(
context.Request.Params["filter"],
typeof(ExtFilter[]));
paras.Filter = para;
}
paras.Context = context;
ajax.Query(paras);
if (paras.RootDirect)
{
ResponseObject(context, paras.Results);
}
else
{
if (paras.Extra == null)
{
ResponseObject(context, new
{
success = true,
total = paras.TotalRecords,
root = paras.Results
});
}
else
{
ResponseObject(context, new
{
success = true,
total = paras.TotalRecords,
root = paras.Results,
extra = paras.Extra
});
}
}
}
catch (Exception ex)
{
ResponseError(context, ex);
return;
}
}
#endregion
#region POST/PUT/DELETE via IRestProxy
if (context.Request.HttpMethod == "POST"
|| context.Request.HttpMethod == "PUT"
|| context.Request.HttpMethod == "DELETE")
{
if (!typeof(IRestProxy).IsAssignableFrom(t))
{
ResponseError(context, new Exception("The type is not a IRestProxy: " + className));
return;
}
try
{
IRestProxy rest = (IRestProxy)Activator.CreateInstance(t, new object[] { });
string payload = ReadRequestPayload(context);
object entity = JavaScriptDeserializer.DeserializeFromJson(payload, rest.EntityType);
switch (context.Request.HttpMethod)
{
case "POST": //new
object obj1 = rest.Create(entity);
ResponseObject(context, new
{
success = true,
root = new object[] { obj1 }
});
break;
case "PUT": //update
object obj2 = rest.Update(entity);
ResponseObject(context, new
{
success = true,
root = new object[] { obj2 }
});
break;
case "DELETE":
rest.Delete(entity);
ResponseObject(context, new
{
success = true
});
break;
}
}
catch (Exception ex)
{
ResponseError(context, ex);
return;
}
}
#endregion
}
public void ProcessRequest(HttpContext context)
{
Type t = null;
#region prepare the IAjaxProxy/IRestProxy type
string className = null;
string idPart = null;
string[] parts = context.Request.Path.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < parts.Length; i++)
{
if (parts[i].ToLower() == "ext4")
{
if (i + 1 < parts.Length)
{
className = parts[i + 1];
if (i + 2 < parts.Length)
{
idPart = parts[i + 2];
}
}
break;
}
}
if (className == null)
{
ResponseError(context, new Exception("Type not set."));
return;
}
if (className.EndsWith(".ashx"))
{
className = className.Substring(0, className.Length - 5);
}
if (idPart != null && idPart.EndsWith(".ashx"))
{
idPart = idPart.Substring(0, idPart.Length - 5);
}
if (Utility.Settings != null && Utility.Settings.UrlClassMappings.ContainsKey(className))
{
className = Utility.Settings.UrlClassMappings[className] as string;
if (context.Trace.IsEnabled)
{
context.Trace.Write(Constant.AjaxID, "Url match to Type: " + className);
}
}
try
{
t = Type.GetType(className, true);
}
catch (Exception ex)
{
if (context.Trace.IsEnabled)
{
context.Trace.Write(Constant.AjaxID, "Type not found: " + className);
}
ResponseError(context, ex);
return;
}
#endregion
#region GET via IAjaxProxy
if (context.Request.HttpMethod == "GET")
{
if (!typeof(IAjaxProxy).IsAssignableFrom(t))
{
ResponseError(context, new Exception("The type is not a IAjaxProxy: " + className));
return;
}
try
{
IAjaxProxy ajax = (IAjaxProxy)Activator.CreateInstance(t, new object[] { });
QueryParams paras = new QueryParams();
if (!string.IsNullOrEmpty(context.Request.Params["page"]))
{
paras.PageIndex = Convert.ToInt32(context.Request.Params["page"]) - 1;
}
if (!string.IsNullOrEmpty(context.Request.Params["start"]))
{
paras.Start = Convert.ToInt32(context.Request.Params["start"]);
}
if (!string.IsNullOrEmpty(context.Request.Params["limit"]))
{
paras.PageSize = Convert.ToInt32(context.Request.Params["limit"]);
}
paras.Id = context.Request.Params["id"];
if (!string.IsNullOrEmpty(context.Request.Params["sort"]))
{
ExtSortParam para = new ExtSortParam();
para.Sorts = (ExtSort[])JavaScriptDeserializer.DeserializeFromJson(
context.Request.Params["sort"],
typeof(ExtSort[]));
paras.Sort = para;
}
if (!string.IsNullOrEmpty(context.Request.Params["group"]))
{
ExtSortParam para = new ExtSortParam();
para.Sorts = (ExtSort[])JavaScriptDeserializer.DeserializeFromJson(
context.Request.Params["group"],
typeof(ExtSort[]));
paras.Group = para;
}
if (!string.IsNullOrEmpty(context.Request.Params["filter"]))
{
ExtFilterParam para = new ExtFilterParam();
para.Filters = (ExtFilter[])JavaScriptDeserializer.DeserializeFromJson(
context.Request.Params["filter"],
typeof(ExtFilter[]));
paras.Filter = para;
}
paras.Context = context;
ajax.Query(paras);
if (paras.RootDirect)
{
ResponseObject(context, paras.Results);
}
else
{
if (paras.Extra == null)
{
ResponseObject(context, new
{
success = true,
total = paras.TotalRecords,
root = paras.Results
});
}
else
{
ResponseObject(context, new
{
success = true,
total = paras.TotalRecords,
root = paras.Results,
extra = paras.Extra
});
}
}
}
catch (Exception ex)
{
ResponseError(context, ex);
return;
}
}
#endregion
#region POST/PUT/DELETE via IRestProxy
if (context.Request.HttpMethod == "POST" ||
context.Request.HttpMethod == "PUT" ||
context.Request.HttpMethod == "DELETE")
{
if (!typeof(IRestProxy).IsAssignableFrom(t))
{
ResponseError(context, new Exception("The type is not a IRestProxy: " + className));
return;
}
try
{
IRestProxy rest = (IRestProxy)Activator.CreateInstance(t, new object[] { });
string payload = ReadRequestPayload(context);
object entity = JavaScriptDeserializer.DeserializeFromJson(payload, rest.EntityType);
switch (context.Request.HttpMethod)
{
case "POST": //new
object obj1 = rest.Create(entity);
ResponseObject(context, new
{
success = true,
root = new object[] { obj1 }
});
break;
case "PUT": //update
object obj2 = rest.Update(entity);
ResponseObject(context, new
{
success = true,
root = new object[] { obj2 }
});
break;
case "DELETE":
rest.Delete(entity);
ResponseObject(context, new
{
success = true
});
break;
}
}
catch (Exception ex)
{
ResponseError(context, ex);
return;
}
}
#endregion
}