public override Task ProcessAsync(TagHelperContext context, TagHelperOutput output)
{
if (!string.IsNullOrEmpty(Attribute))
{
_pageHeadBuilder.AppendMetaKeywordParts(Attribute);
}
output.TagName = "meta";
output.Attributes.Add("name", "keywords");
output.Attributes.Add("content", _pageHeadBuilder.GenerateMetaKeywords());
return(Task.CompletedTask);
}
/// <summary>
/// Append meta keyword element to the <![CDATA[<head>]]>
/// </summary>
/// <param name="html">HTML helper</param>
/// <param name="part">Meta keyword part</param>
public static void AppendMetaKeywordParts(this IHtmlHelper html, string part)
{
IPageHeadBuilder pageHeadBuilder = ServiceProviderFactory.ServiceProvider.GetService <IPageHeadBuilder>();
pageHeadBuilder.AppendMetaKeywordParts(part);
}
/// <summary>
/// Generate all keyword parts
/// </summary>
/// <param name="html">HTML helper</param>
/// <param name="pageHeadBuilder"></param>
/// <param name="part">Meta keyword part</param>
/// <returns>Generated string</returns>
public static MvcHtmlString NopMetaKeywords(this HtmlHelper html, IPageHeadBuilder pageHeadBuilder = null,
string part = null)
{
if (pageHeadBuilder == null)
pageHeadBuilder = EngineContext.Current.Resolve<IPageHeadBuilder>();
pageHeadBuilder.AppendMetaKeywordParts(part);
string content = html.Encode(pageHeadBuilder.GenerateMetaKeywords());
return MvcHtmlString.Create(content);
}
/// <summary>
/// Append meta keyword element to the <![CDATA[<head>]]>
/// </summary>
/// <param name="html">HTML helper</param>
/// <param name="part">Meta keyword part</param>
/// <param name="pageHeadBuilder"></param>
public static void AppendMetaKeywordParts(this HtmlHelper html, string part,
IPageHeadBuilder pageHeadBuilder = null)
{
if (pageHeadBuilder == null)
pageHeadBuilder = EngineContext.Current.Resolve<IPageHeadBuilder>();
pageHeadBuilder.AppendMetaKeywordParts(part);
}