/// <summary>
/// 输出link tags.
/// </summary>
/// <param name="settings">站点设置</param>
/// <param name="writer">The writer.</param>
protected virtual void RenderLinkTags(SiteSettings settings, HtmlTextWriter writer)
{
NameValueCollection linkTags = Context.Items[linkKey] as NameValueCollection;
if (linkTags == null)
{
linkTags = new NameValueCollection();
}
foreach (string key in linkTags.Keys)
{
writer.WriteLine(linkFormat, key, GlobalSettings.EnsureHtmlEncoded(linkTags[key]));
}
}
/// <summary>
/// 添加样式表
/// </summary>
/// <param name="url">样式 URL.</param>
/// <param name="media"> media 类型.</param>
/// <param name="position">The position.</param>
public void AddStyle(string url, HtmlLinkMedia media, StyleRelativePosition position)
{
if (GlobalSettings.IsNullOrEmpty(url))
{
return;
}
HttpContext context = HttpContext.Current;
Queue styleQueue = context.Items[styleKey] as Queue;
if (styleQueue == null)
{
styleQueue = new Queue();
context.Items[styleKey] = styleQueue;
}
styleQueue.Enqueue(new StyleQueueItem(string.Format(styleFormat,
GlobalSettings.EnsureHtmlEncoded(url),
(media == HtmlLinkMedia.none?"":" media=\"" + media.ToString() + "\"")), position));
}
/// <summary>
/// 输出meta tags
/// </summary>
/// <param name="settings">站点设置</param>
/// <param name="writer">The writer.</param>
protected virtual void RenderMetaTags(SiteSettings settings, HtmlTextWriter writer)
{
NameValueCollection metaTags = Context.Items[metaKey] as NameValueCollection;
if (metaTags == null)
{
metaTags = new NameValueCollection();
}
if (GlobalSettings.IsNullOrEmpty(metaTags["description"]) && !GlobalSettings.IsNullOrEmpty(settings.SiteDescription))
{
metaTags["description"] = settings.SiteDescription;
}
if (GlobalSettings.IsNullOrEmpty(metaTags["keywords"]) && !GlobalSettings.IsNullOrEmpty(settings.SearchMetaKeywords))
{
metaTags["keywords"] = settings.SearchMetaKeywords;
}
foreach (string key in metaTags.Keys)
{
writer.WriteLine(metaFormat, key, GlobalSettings.EnsureHtmlEncoded(metaTags[key]));
}
}