/// <summary>
/// Renders messages box with given id.
/// </summary>
/// <param name="html">The HTML helper.</param>
/// <param name="id">The messages box id.</param>
/// <param name="attributes">The attributes.</param>
/// <param name="cssClass">The CSS class.</param>
/// <returns>
/// Html string with rendered messages box.
/// </returns>
/// <exception cref="CmsException">Unable to generate messages box.;Controller should inherit CmsControllerBase class.</exception>
/// <exception cref="System.NotSupportedException">Controller should inherit CmsControllerBase class.</exception>
private static IHtmlString MessagesBox(this HtmlHelper html, string id, IDictionary <string, string> attributes, string cssClass)
{
CmsControllerBase controller = html.ViewContext.Controller as CmsControllerBase;
if (controller == null)
{
throw new CmsException("Unable to generate messages box.", new NotSupportedException("Controller should inherit CmsControllerBase class."));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("<div class=\"{0}\"", cssClass);
if (!string.IsNullOrEmpty(id))
{
sb.Append(" id=\"" + id + "\"");
}
if (attributes != null)
{
foreach (var pair in attributes)
{
sb.AppendFormat(" {0}=\"{1}\"", pair.Key, pair.Value);
}
}
sb.AppendLine(">");
AddMessagesBoxBlock(sb, "bcms-success-messages", controller.Messages.Success);
AddMessagesBoxBlock(sb, "bcms-info-messages", controller.Messages.Info);
AddMessagesBoxBlock(sb, "bcms-warning-messages", controller.Messages.Warn);
AddMessagesBoxBlock(sb, "bcms-error-messages", controller.Messages.Error);
sb.AppendLine("</div>");
return(new MvcHtmlString(sb.ToString()));
}
/// <summary>
/// Renders the view to string.
/// </summary>
/// <param name="controller">The controller.</param>
/// <param name="viewName">Name of the view.</param>
/// <param name="model">The model.</param>
/// <param name="enableFormContext">if set to <c>true</c> enable form context.</param>
/// <returns>View, rendered to string</returns>
public static string RenderViewToString(this CmsControllerBase controller, string viewName, object model, bool enableFormContext = false)
{
if (string.IsNullOrEmpty(viewName) || viewName.ToLower() == controller.ControllerContext.RouteData.GetRequiredString("action").ToLower())
{
var areaName = controller.ControllerContext.RouteData.GetRequiredString("area");
var controllerName = controller.ControllerContext.RouteData.GetRequiredString("controller");
var actionName = controller.ControllerContext.RouteData.GetRequiredString("action");
viewName = string.Format("~/Areas/{0}/Views/{1}/{2}.cshtml", areaName, controllerName, actionName);
}
controller.ViewData.Model = model;
using (var sw = new StringWriter())
{
var viewResult = ViewEngines.Engines.FindPartialView(controller.ControllerContext, viewName);
var viewContext = new ViewContext(controller.ControllerContext, viewResult.View, controller.ViewData, controller.TempData, sw);
if (enableFormContext && viewContext.FormContext == null)
{
viewContext.FormContext = new FormContext();
}
viewResult.View.Render(viewContext, sw);
viewResult.ViewEngine.ReleaseView(controller.ControllerContext, viewResult.View);
return(sw.GetStringBuilder().ToString());
}
}
/// <summary>
/// Renders page to string recursively - going deep to master pages and layouts.
/// </summary>
/// <param name="controller">The controller.</param>
/// <param name="currentModel">The model.</param>
/// <param name="pageModel">The page model.</param>
/// <param name="htmlHelper">The HTML helper.</param>
/// <returns>
/// String builder with updated data
/// </returns>
private static StringBuilder RenderRecursively(CmsControllerBase controller, RenderPageViewModel currentModel, RenderPageViewModel pageModel, HtmlHelper htmlHelper)
{
if (currentModel.MasterPage != null)
{
var renderedMaster = RenderRecursively(controller, currentModel.MasterPage, pageModel, htmlHelper);
var pageHtmlHelper = new PageHtmlRenderer.PageHtmlRenderer(renderedMaster, pageModel);
foreach (var region in currentModel.Regions)
{
var contentsBuilder = new StringBuilder();
var projections = currentModel.Contents.Where(c => c.RegionId == region.RegionId).OrderBy(c => c.Order).ToList();
using (new LayoutRegionWrapper(contentsBuilder, region, currentModel.AreRegionsEditable))
{
foreach (var projection in projections)
{
// Add Html
using (new RegionContentWrapper(contentsBuilder, projection, currentModel.CanManageContent && currentModel.AreRegionsEditable))
{
// Pass current model as view data model
htmlHelper.ViewData.Model = pageModel;
var content = projection.GetHtml(htmlHelper);
contentsBuilder.Append(content);
}
}
}
// Insert region to master page
var html = contentsBuilder.ToString();
pageHtmlHelper.ReplaceRegionHtml(region.RegionIdentifier, html);
}
if (currentModel.AreRegionsEditable)
{
pageHtmlHelper.ReplaceRegionRepresentationHtml();
}
renderedMaster = pageHtmlHelper.GetReplacedHtml();
return(renderedMaster);
}
var newModel = currentModel.Clone();
newModel.Id = pageModel.Id;
newModel.PageUrl = pageModel.PageUrl;
newModel.Title = pageModel.Title;
newModel.MetaTitle = pageModel.MetaTitle;
newModel.RenderingPage = pageModel;
newModel.Metadata = pageModel.Metadata;
newModel.IsReadOnly = pageModel.IsReadOnly;
PopulateCollections(newModel, pageModel);
var renderedView = RenderViewToString(controller, "~/Areas/bcms-Root/Views/Cms/Index.cshtml", newModel);
return(new StringBuilder(renderedView));
}
/// <summary>
/// Renders page to string recursively - going deep to master pages and layouts.
/// </summary>
/// <param name="controller">The controller.</param>
/// <param name="currentModel">The model.</param>
/// <param name="pageModel">The page model.</param>
/// <param name="htmlHelper">The HTML helper.</param>
/// <returns>
/// String builder with updated data
/// </returns>
private static StringBuilder RenderRecursively(CmsControllerBase controller, RenderPageViewModel currentModel, RenderPageViewModel pageModel, HtmlHelper htmlHelper)
{
if (currentModel.MasterPage != null)
{
var renderedMaster = RenderRecursively(controller, currentModel.MasterPage, pageModel, htmlHelper);
var pageHtmlHelper = new PageHtmlRenderer.PageHtmlRenderer(renderedMaster, pageModel);
foreach (var region in currentModel.Regions)
{
var contentsBuilder = new StringBuilder();
var projections = currentModel.Contents.Where(c => c.RegionId == region.RegionId).OrderBy(c => c.Order).ToList();
using (new LayoutRegionWrapper(contentsBuilder, region, currentModel.AreRegionsEditable))
{
foreach (var projection in projections)
{
// Add Html
using (new RegionContentWrapper(contentsBuilder, projection, currentModel.CanManageContent && currentModel.AreRegionsEditable))
{
// Pass current model as view data model
htmlHelper.ViewData.Model = pageModel;
var content = projection.GetHtml(htmlHelper);
contentsBuilder.Append(content);
}
}
}
// Insert region to master page
var html = contentsBuilder.ToString();
pageHtmlHelper.ReplaceRegionHtml(region.RegionIdentifier, html);
}
if (currentModel.AreRegionsEditable)
{
pageHtmlHelper.ReplaceRegionRepresentationHtml();
}
renderedMaster = pageHtmlHelper.GetReplacedHtml();
return renderedMaster;
}
var newModel = currentModel.Clone();
newModel.Id = pageModel.Id;
newModel.PageUrl = pageModel.PageUrl;
newModel.Title = pageModel.Title;
newModel.MetaTitle = pageModel.MetaTitle;
newModel.RenderingPage = pageModel;
newModel.Metadata = pageModel.Metadata;
newModel.IsReadOnly = pageModel.IsReadOnly;
PopulateCollections(newModel, pageModel);
var renderedView = RenderViewToString(controller, "~/Areas/bcms-Root/Views/Cms/Index.cshtml", newModel);
return new StringBuilder(renderedView);
}
/// <summary>
/// Renders messages box with given id.
/// </summary>
/// <param name="html">The HTML helper.</param>
/// <param name="id">The messages box id.</param>
/// <param name="attributes">The attributes.</param>
/// <param name="cssClass">The CSS class.</param>
/// <param name="messages">The messages.</param>
/// <returns>
/// Html string with rendered messages box.
/// </returns>
/// <exception cref="CmsException">Unable to generate messages box.;Controller should inherit CmsControllerBase class.</exception>
/// <exception cref="System.NotSupportedException">Controller should inherit CmsControllerBase class.</exception>
private static IHtmlString MessagesBox(this HtmlHelper html, string id,
IDictionary <string, string> attributes, string cssClass, IMessagesIndicator messages = null)
{
CmsControllerBase controller = html.ViewContext.Controller as CmsControllerBase;
if (controller == null)
{
throw new CmsException("Unable to generate messages box.", new NotSupportedException("Controller should inherit CmsControllerBase class."));
}
string customCssClass = null;
if (attributes != null)
{
customCssClass = attributes
.Where(a => a.Key == "class" && !string.IsNullOrWhiteSpace(a.Value))
.Select(a => string.Format(" {0}", a.Value))
.FirstOrDefault();
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("<div class=\"{0} {1}\"", cssClass, customCssClass);
if (!string.IsNullOrEmpty(id))
{
sb.Append(" id=\"" + id + "\"");
}
if (attributes != null)
{
foreach (var pair in attributes)
{
if (pair.Key != "class")
{
sb.AppendFormat(" {0}=\"{1}\"", pair.Key, pair.Value);
}
}
}
sb.AppendLine(">");
if (messages == null)
{
messages = controller.Messages;
}
AddMessagesBoxBlock(sb, "bcms-success-messages", messages.Success);
AddMessagesBoxBlock(sb, "bcms-info-messages", messages.Info);
AddMessagesBoxBlock(sb, "bcms-warning-messages", messages.Warn);
AddMessagesBoxBlock(sb, "bcms-error-messages", messages.Error);
sb.AppendLine("</div>");
return(new MvcHtmlString(sb.ToString()));
}
/// <summary>
/// Renders the page to string.
/// </summary>
/// <param name="controller">The controller.</param>
/// <param name="renderPageViewModel">The render page view model.</param>
/// <returns>Renders page to string</returns>
public static string RenderPageToString(this CmsControllerBase controller, RenderPageViewModel renderPageViewModel)
{
var htmlHelper = GetHtmlHelper(controller);
return(RenderRecursively(controller, renderPageViewModel, renderPageViewModel, htmlHelper).ToString());
}
