/// <summary>
/// 更新数据
/// </summary>
/// <param name="obj"></param>
/// <returns>返回：ture 成功，false 失败</returns>
public bool Update(D_Tag obj)
{
return dal.Update(obj);
}
/// <summary>
/// 插入数据
/// </summary>
/// <param name="obj">对象</param>
/// <returns>返回：该条数据的主键Id</returns>
public int Insert(D_Tag obj)
{
return dal.Insert(obj);
}
/// <summary>
/// 更新数据
/// </summary>
/// <param name="obj"></param>
/// <returns>返回：ture 成功，false 失败</returns>
public bool Update(D_Tag obj)
{
if (obj == null) throw new ArgumentNullException("obj");
String stmtId = "D_Tag.Update";
int result = SqlMapper.Instance().QueryForObject<int>(stmtId, obj);
return result > 0 ? true : false;
}
/// <summary>
/// 通过文章的标签字段来更新标签表，标签存在更新数量，不存在新增标签
/// </summary>
/// <param name="tags"></param>
public void UpdateFromDoc(string[] tags,int docId)
{
D_Rel_DocTagBLL drBll = new D_Rel_DocTagBLL();
//先删除该文档的关联关系
drBll.DeleteDoc(docId);
foreach (string s in tags) {
if (!string.IsNullOrEmpty(s.Trim()))
{
int tagId = 0;
Hashtable p = new Hashtable();
p.Add("Tag", s);
IList<D_Tag> list = GetList(p, null, 0, 1);
if (list.Count > 0)
{
tagId = list[0].TagId;
D_Tag oldTag = list[0];
oldTag.UseCount += 1;
Update(oldTag);
}
else
{
D_Tag tag = new D_Tag()
{
Tag = s,
UseCount = 1
};
tagId = Insert(tag);
}
//写入文档-标签关联表
D_Rel_DocTag dr = new D_Rel_DocTag()
{
DocId = docId,
TagId = tagId
};
drBll.Insert(dr);
}
}
}
/// <summary>
/// 插入数据
/// </summary>
/// <param name="obj">对象</param>
/// <returns>返回：该条数据的主键Id</returns>
public int Insert(D_Tag obj)
{
if (obj == null) throw new ArgumentNullException("obj");
String stmtId = "D_Tag.Insert";
return SqlMapper.Instance().QueryForObject<int>(stmtId, obj);
}