/// <summary>
/// 根据文章ID获取Tag列表
/// </summary>
/// <param name="articleTag"></param>
/// <returns></returns>
public static List <Tag> GetTagsByArticle(int articleID, bool cacheable)
{
List <Tag> tags = null;
string tagsCacheKey = CacheKeyManager.GetTagArticleKey(articleID);
if (HttpContext.Current != null)
{
tags = HttpContext.Current.Items[tagsCacheKey] as List <Tag>;
}
if (tags != null)
{
return(tags);
}
if (cacheable)
{
tags = HHCache.Instance.Get(tagsCacheKey) as List <Tag>;
}
if (tags == null)
{
tags = CommonDataProvider.Instance.GetTagsByArticle(articleID);
//缓存
if (cacheable)
{
HHCache.Instance.Insert(tagsCacheKey, tags, 1);
}
if (HttpContext.Current != null)
{
HttpContext.Current.Items[tagsCacheKey] = tags;
}
}
return(tags);
}
/// <summary>
/// 更新文章Tag(tagList使用;分隔)
/// </summary>
/// <param name="articleID"></param>
/// <param name="tagList"></param>
public static void UpdateTagArticle(int articleID, string tagList)
{
CommonDataProvider.Instance.UpdateTagArticle(articleID, tagList);
HHCache.Instance.Remove(CacheKeyManager.GetTagArticleKey(articleID));
HHCache.Instance.Remove(CacheKeyManager.GetTagKey());
}