public virtual ActionResult ExecutePlugins()
{
// Execute plugins on page
var page = PageRequestContext.Page.AsActual();
var httpMethod = this.ControllerContext.HttpContext.Request.HttpMethod.ToUpper();
if (page.Plugins != null)
{
foreach (var plugin in page.Plugins)
{
var result = ExecutePlugin(plugin, null, httpMethod);
if (result != null)
{
return result;
}
}
}
if (!string.IsNullOrEmpty(this.PageLayout))
{
// Execute plugins on Layout
var layout = new Layout(this.PageRequestContext.Site, this.PageLayout).LastVersion().AsActual();
if (layout != null && layout.Plugins != null)
{
foreach (var plugin in layout.Plugins)
{
var result = ExecutePlugin(plugin, null, httpMethod);
if (result != null)
{
return result;
}
}
}
}
// Execute plugins on views
var viewPositions = page.PagePositions.Where(it => it is ViewPosition).OrderBy(it => it.Order);
foreach (ViewPosition viewPosition in viewPositions)
{
var view = new Models.View(PageRequestContext.Site, viewPosition.ViewName).LastVersion().AsActual();
if (view != null)
{
if (view.Plugins != null)
{
var positionContext = new PagePositionContext(view, viewPosition.ToParameterDictionary(), GetPositionViewData(viewPosition.PagePositionId));
foreach (var plugin in view.Plugins)
{
var result = ExecutePlugin(plugin, positionContext, httpMethod);
if (result != null)
{
return result;
}
}
}
}
}
return null;
}
private ActionResult ExecutePlugin(string pluginType, PagePositionContext positionContext, string httpMethod)
{
var type = Type.GetType(pluginType);
if (type == null)
{
return null;
}
ActionResult result = null;
var plugin = (ICommonPagePlugin)TypeActivator.CreateInstance(type);
var httpMethodPlugin = plugin as IHttpMethodPagePlugin;
var pagePlugin = plugin as IPagePlugin;
switch (httpMethod)
{
case "POST":
if (httpMethodPlugin != null)
{
result = httpMethodPlugin.HttpPost(this, positionContext);
}
if (result == null && pagePlugin != null)
{
result = pagePlugin.Execute(this, positionContext);
}
break;
case "GET":
if (httpMethodPlugin != null)
{
result = httpMethodPlugin.HttpGet(this, positionContext);
}
if (result == null && pagePlugin != null)
{
result = pagePlugin.Execute(this, positionContext);
}
break;
default:
if (pagePlugin != null)
{
result = pagePlugin.Execute(this, positionContext);
}
break;
}
return result;
}
public virtual void ExecuteDataRules()
{
var pageViewData = ControllerContext.Controller.ViewData;
var site = PageRequestContext.Site.AsActual();
var page = PageRequestContext.Page.AsActual();
var dataRuleContext = new DataRuleContext(PageRequestContext.Site, PageRequestContext.Page) { ValueProvider = PageRequestContext.GetValueProvider() };
if (page.DataRules != null)
{
DataRuleExecutor.Execute(pageViewData, dataRuleContext, page.DataRules);
}
var viewPositions = page.PagePositions.Where(it => it is ViewPosition).OrderBy(it => it.Order);
foreach (ViewPosition viewPosition in viewPositions)
{
var view = new Models.View(site, viewPosition.ViewName).LastVersion().AsActual();
if (view != null)
{
var positionViewData = (ViewDataDictionary)GetPositionViewData(viewPosition.PagePositionId).Merge(pageViewData);
var viewDataContext = new PagePositionContext(view, viewPosition.ToParameterDictionary(), positionViewData);
var dataRules = view.DataRules;
if (dataRules != null)
{
var valueProvider = PageRequestContext.GetValueProvider();
valueProvider.Insert(0, new ViewParameterValueProvider(viewDataContext.Parameters));
dataRuleContext.ValueProvider = valueProvider;
DataRuleExecutor.Execute(positionViewData, dataRuleContext, dataRules);
}
if (positionViewData.Model == null)
{
positionViewData.Model = positionViewData.Values.FirstOrDefault();
}
SetPositionViewData(viewPosition.PagePositionId, positionViewData);
}
}
}
