private static Task ProcessException(HttpContext context, WebDefaultXmlConfig defaultConfig,
WebBasePage page, PageSourceInfo info, Exception exception)
{
if (exception is RedirectException redirectEx)
{
context.Response.Redirect(redirectEx.Url.ToString(), false);
return(Task.FromResult(0));
}
else if (exception is ReLogOnException)
{
return(HandleException(defaultConfig.ReLogOnHandler,
GetWebHandler(page, context, info), page, exception));
}
else if (exception is ErrorPageException)
{
return(HandleException(defaultConfig.ErrorPageHandler,
GetWebHandler(page, context, info), page, exception));
}
else if (exception is ErrorOperationException)
{
return(HandleException(defaultConfig.ErrorOperationHandler,
GetWebHandler(page, context, info), page, exception));
}
else if (exception is ToolkitException)
{
return(HandleException(defaultConfig.ToolkitHandler,
GetWebHandler(page, context, info), page, exception));
}
else
{
return(HandleException(defaultConfig.ExceptionHandler,
GetWebHandler(page, context, info), page, exception));
}
}
private static IHttpHandler CreateHanlderInfoCreator(PageSourceInfo info)
{
var handler = PlugInFactoryManager.CreateInstance <IHttpHandler>(
HttpHandlerPlugInFactory.REG_NAME, info.Parser);
return(handler);
}
public static IModule CreateModule(this PageSourceInfo info)
{
TkDebug.AssertArgumentNull(info, "info", null);
IModuleCreator moduleCreator = PlugInFactoryManager.CreateInstance <IModuleCreator>(
ModuleCreatorPlugInFactory.REG_NAME, info.ModuleCreator);
return(moduleCreator.Create(info.Source));
}
private static PageSourceInfo ParseUrl(string[] input, PageSourceInfo info)
{
if (input.Length >= 3)
{
bool isContent = true;
string moduleCreator = input[0];
if (string.IsNullOrEmpty(moduleCreator))
{
moduleCreator = "xml";
}
else if (moduleCreator.StartsWith('~'))
{
isContent = false;
moduleCreator = moduleCreator.Substring(1);
}
IPageStyle style = input[1].Value <PageStyleClass>((PageStyleClass)PageStyle.List);
string source = string.Join('/', GetSourceParts(input));
info = new PageSourceInfo(REG_NAME, moduleCreator, style, source, isContent);
}
return(info);
}
public Task ProcessRequest(HttpContext context, RequestDelegate next, PathStringParser parser)
{
PageSourceInfo info = null;
parser.Parse((input) =>
{
info = ParseUrl(input, info);
});
if (info == null)
{
return(null);
}
context.Items[WebUtil.SOURCE_INFO] = info;
WebDefaultXmlConfig defaultConfig = WebGlobalVariable.WebCurrent.WebDefaultValue;
WebBasePage page = null;
try
{
if (info.IsContent)
{
page = new WebModuleContentPage(context, next, info);
}
else
{
page = new WebModuleRedirectPage(context, next, info);
}
return(page.LoadPage());
}
catch (RedirectException ex)
{
context.Response.Redirect(ex.Url.ToString(), false);
return(Task.FromResult(0));
}
catch (ReLogOnException ex)
{
return(HandleException(defaultConfig.ReLogOnHandler,
GetWebHandler(page, context, info), page, ex));
}
catch (ErrorPageException ex)
{
return(HandleException(defaultConfig.ErrorPageHandler,
GetWebHandler(page, context, info), page, ex));
}
catch (ErrorOperationException ex)
{
return(HandleException(defaultConfig.ErrorOperationHandler,
GetWebHandler(page, context, info), page, ex));
}
catch (ToolkitException ex)
{
return(HandleException(defaultConfig.ToolkitHandler,
GetWebHandler(page, context, info), page, ex));
}
catch (Exception ex)
{
Exception innerEx = ex.InnerException;
if (innerEx != null)
{
return(ProcessException(context, defaultConfig, page, info, innerEx));
}
else
{
return(ProcessException(context, defaultConfig, page, info, ex));
}
}
}
private static IWebHandler GetWebHandler(IWebHandler page, HttpContext context,
PageSourceInfo info)
{
return(page ?? new ContextWebHandler(context, info));
}
public ContextWebHandler(HttpContext context, PageSourceInfo info, IPageStyle style)
{
fContext = context;
fInfo = info;
fStyle = style;
}
public ContextWebHandler(HttpContext context, PageSourceInfo info)
: this(context, info, info.Style)
{
}