使用renderingDefinition.ItemId以编程方式将sitecore渲染复制到新模板?

时间:2012-12-03 18:41:26

标签: rendering sitecore sitecore6 sublayout

我有一个自定义的sitecore按钮,可以更改当前项的模板,这很简单。

然而,作为其中的一部分,我还试图将旧布局的渲染转换为新布局,如果它是ItemId的某个子布局类型。但是,返回的ItemId始终为null,我从RenderingDefinition返回的唯一值是UniqueId

我做错了什么?

我使用this blog post作为指南。

守则

public class ConvertToNewTemplateCommand : Command
{
protected void Run(ClientPipelineArgs args)
{
    if (!SheerResponse.CheckModified())
        return;

    Item item = Context.ContentDatabase.Items[args.Parameters["id"]];
    if (args.IsPostBack)
    {
        if (args.Result == "yes")
        {
            //Get current layout details
            var originalLayoutXml = item[FieldIDs.LayoutField];

            //Get new template
            TemplateItem hubTemplate = Context.ContentDatabase.GetTemplate("some guid...");
            //Change template  
            item.ChangeTemplate(hubTemplate);
            //Reset laytout
            ResetLayout(item);
            //Get reset layout
            var newLayoutXml = item[FieldIDs.LayoutField];

            //Add all the module containers to the new layout in the central column
            MoveModuleContainers(item, originalLayoutXml, newLayoutXml);
        }
    }
}

private void MoveModuleContainers(Item item, string oldXml, string newXml)
{
    var oldLayout = LayoutDefinition.Parse(oldXml);
    var newLayout = LayoutDefinition.Parse(newXml);

    bool updated = false;

    var oldRenderings = (oldLayout.Devices[0] as DeviceDefinition).Renderings;
    var newRenderings = (newLayout.Devices[0] as DeviceDefinition).Renderings;

    foreach (RenderingDefinition rendering in oldRenderings)
    {
        // Here is where the rendering.ItemID is always null
        if (rendering != null && !String.IsNullOrEmpty(rendering.ItemID) && new Guid(rendering.ItemID) == new Guid("matching guid..."))
        {
            rendering.Placeholder = "middlecolumn";
            newRenderings.Add(rendering);
            updated = true;
        }
    }

    if (updated)
    {
                   // Save item...
            }
}
}

1 个答案:

答案 0 :(得分:6)

我最后进入Sitecore support告诉我应该使用:

Sitecore.Data.Fields.LayoutField.GetFieldValue(item.Fields[Sitecore.FieldIDs.LayoutField])

而不是:

item[FieldIDs.LayoutField]

正确获取商品layoutField。这导致渲染值被正确解析,并且他们说其余的是历史。