private static string RenderContainerUsingRenderingEngine(IMVCGridDefinition gridDefinition, ContainerRenderingModel model)
{
IMVCGridRenderingEngine renderingEngine = GetRenderingEngineInternal(gridDefinition);
using (MemoryStream ms = new MemoryStream())
{
using (TextWriter tw = new StreamWriter(ms))
{
renderingEngine.RenderContainer(model, tw);
}
return LocalEncoding.GetString(ms.ToArray());
}
}
private static string RenderContainerUsingController(IMVCGridDefinition gridDefinition, HtmlHelper helper, ContainerRenderingModel model)
{
var controllerContext = helper.ViewContext.Controller.ControllerContext;
ViewDataDictionary vdd = new ViewDataDictionary(model);
TempDataDictionary tdd = new TempDataDictionary();
using (var sw = new StringWriter())
{
var viewResult = ViewEngines.Engines.FindPartialView(controllerContext,
gridDefinition.ContainerViewPath);
var viewContext = new ViewContext(controllerContext, viewResult.View, vdd, tdd, sw);
viewResult.View.Render(viewContext, sw);
viewResult.ViewEngine.ReleaseView(controllerContext, viewResult.View);
return sw.GetStringBuilder().ToString();
}
}
public string GetBasePageHtml(HtmlHelper helper, string gridName, IMVCGridDefinition grid, object pageParameters)
{
string preload = "";
if (grid.QueryOnPageLoad && grid.PreloadData)
{
try
{
preload = RenderPreloadedGridHtml(helper, grid, gridName, pageParameters);
}
catch (Exception ex)
{
bool showDetails = ConfigUtility.GetShowErrorDetailsSetting();
if (showDetails)
{
string detail = "<div class='alert alert-danger'>";
detail += HttpUtility.HtmlEncode(ex.ToString()).Replace("\r\n", "<br />");
detail += "</div>";
preload = detail;
}
else
{
preload = grid.ErrorMessageHtml;
}
}
}
string baseGridHtml = MVCGridHtmlGenerator.GenerateBasePageHtml(gridName, grid, pageParameters);
baseGridHtml = baseGridHtml.Replace("%%PRELOAD%%", preload);
ContainerRenderingModel containerRenderingModel = new ContainerRenderingModel() { InnerHtmlBlock = baseGridHtml };
string html = RenderContainerHtml(helper, grid, gridName, containerRenderingModel);
return html;
}
private static string RenderContainerHtml(HtmlHelper helper, IMVCGridDefinition grid, string gridName, ContainerRenderingModel containerRenderingModel)
{
string container = containerRenderingModel.InnerHtmlBlock;
switch (grid.RenderingMode)
{
case Models.RenderingMode.RenderingEngine:
var renderingEngine = GetRenderingEngineInternal(grid);
container = RenderContainerUsingRenderingEngine(grid, containerRenderingModel);
break;
case Models.RenderingMode.Controller:
if (!String.IsNullOrWhiteSpace(grid.ContainerViewPath))
{
container = RenderContainerUsingController(grid, helper, containerRenderingModel);
}
break;
default:
throw new InvalidOperationException();
}
if (!container.Contains(containerRenderingModel.InnerHtmlBlock))
{
throw new Exception("When rendering a container, you must output Model.InnerHtmlBlock inside the container (Raw).");
}
return container;
}
public void RenderContainer(ContainerRenderingModel model, TextWriter outputStream)
{
outputStream.Write(model.InnerHtmlBlock);
}
