private bool DoAdd()
{
try
{
Model.area_category model = new Model.area_category();
BLL.area_category bll = new BLL.area_category();
model.call_index = txtCallIndex.Text.Trim();
model.title = txtTitle.Text.Trim();
model.parent_id = int.Parse(ddlParentId.SelectedValue);
model.sort_id = int.Parse(txtSortId.Text.Trim());
model.seo_title = txtSeoTitle.Text;
model.seo_keywords = txtSeoKeywords.Text;
model.seo_description = txtSeoDescription.Text;
model.link_url = txtLinkUrl.Text.Trim();
model.img_url = txtImgUrl.Text.Trim();
model.content = txtContent.Value;
if (bll.Add(model) > 0)
{
AddAdminLog(PLEnums.ActionEnum.Add.ToString(), "添加" + model.title + "地区栏目分类:" + model.title); //记录日志
return(true);
}
}
catch
{
return(false);
}
return(false);
}
private bool DoEdit(int _id)
{
try
{
BLL.area_category bll = new BLL.area_category();
Model.area_category model = bll.GetModel(_id);
int parentId = int.Parse(ddlParentId.SelectedValue);
model.call_index = txtCallIndex.Text.Trim();
model.title = txtTitle.Text.Trim();
//如果选择的父ID不是自己,则更改
if (parentId != model.id)
{
model.parent_id = parentId;
}
model.sort_id = int.Parse(txtSortId.Text.Trim());
model.seo_title = txtSeoTitle.Text;
model.seo_keywords = txtSeoKeywords.Text;
model.seo_description = txtSeoDescription.Text;
model.link_url = txtLinkUrl.Text.Trim();
model.img_url = txtImgUrl.Text.Trim();
model.content = txtContent.Value;
if (bll.Update(model))
{
AddAdminLog(PLEnums.ActionEnum.Edit.ToString(), "修改" + model.title + "地区栏目分类:" + model.title); //记录日志
return(true);
}
}
catch
{
return(false);
}
return(false);
}
/// <summary>
/// 将对象转换为实体
/// </summary>
public Model.area_category DataRowToModel(DataRow row)
{
Model.area_category model = new Model.area_category();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["title"] != null)
{
model.title = row["title"].ToString();
}
if (row["call_index"] != null)
{
model.call_index = row["call_index"].ToString();
}
if (row["parent_id"] != null && row["parent_id"].ToString() != "")
{
model.parent_id = int.Parse(row["parent_id"].ToString());
}
if (row["class_list"] != null)
{
model.class_list = row["class_list"].ToString();
}
if (row["class_layer"] != null && row["class_layer"].ToString() != "")
{
model.class_layer = int.Parse(row["class_layer"].ToString());
}
if (row["sort_id"] != null && row["sort_id"].ToString() != "")
{
model.sort_id = int.Parse(row["sort_id"].ToString());
}
if (row["link_url"] != null)
{
model.link_url = row["link_url"].ToString();
}
if (row["img_url"] != null)
{
model.img_url = row["img_url"].ToString();
}
if (row["content"] != null)
{
model.content = row["content"].ToString();
}
if (row["seo_title"] != null)
{
model.seo_title = row["seo_title"].ToString();
}
if (row["seo_keywords"] != null)
{
model.seo_keywords = row["seo_keywords"].ToString();
}
if (row["seo_description"] != null)
{
model.seo_description = row["seo_description"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体(重载，带事务)
/// </summary>
public Model.area_category GetModel(SqlConnection conn, SqlTransaction trans, int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,title,call_index,parent_id,class_list,class_layer,sort_id,link_url,img_url,content,seo_title,seo_keywords,seo_description");
strSql.Append(" from " + databaseprefix + "area_category ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
Model.area_category model = new Model.area_category();
DataSet ds = DbHelperSQL.Query(conn, trans, strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
private void ShowInfo(int _id)
{
BLL.area_category bll = new BLL.area_category();
Model.area_category model = bll.GetModel(_id);
ddlParentId.SelectedValue = model.parent_id.ToString();
txtCallIndex.Text = model.call_index;
txtTitle.Text = model.title;
txtSortId.Text = model.sort_id.ToString();
txtSeoTitle.Text = model.seo_title;
txtSeoKeywords.Text = model.seo_keywords;
txtSeoDescription.Text = model.seo_description;
txtLinkUrl.Text = model.link_url;
txtImgUrl.Text = model.img_url;
txtContent.Value = model.content;
}
/// <summary>
/// 修改子节点的ID列表及深度（自身迭代）
/// </summary>
/// <param name="parent_id"></param>
private void UpdateChilds(SqlConnection conn, SqlTransaction trans, int parent_id)
{
//查找父节点信息
Model.area_category model = GetModel(conn, trans, parent_id);
if (model != null)
{
//查找子节点
string strSql = "select id from " + databaseprefix + "area_category where parent_id=" + parent_id;
DataSet ds = DbHelperSQL.Query(conn, trans, strSql); //带事务
foreach (DataRow dr in ds.Tables[0].Rows)
{
//修改子节点的ID列表及深度
int id = int.Parse(dr["id"].ToString());
string class_list = model.class_list + id + ",";
int class_layer = model.class_layer + 1;
DbHelperSQL.ExecuteSql(conn, trans, "update " + databaseprefix + "area_category set class_list='" + class_list + "', class_layer=" + class_layer + " where id=" + id); //带事务
//调用自身迭代
this.UpdateChilds(conn, trans, id); //带事务
}
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.area_category model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.area_category model)
{
return(dal.Add(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.area_category model)
{
using (SqlConnection conn = new SqlConnection(DbHelperSQL.connectionString))
{
conn.Open();
using (SqlTransaction trans = conn.BeginTransaction())
{
try
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into " + databaseprefix + "area_category(");
strSql.Append("title,call_index,parent_id,class_list,class_layer,sort_id,link_url,img_url,content,seo_title,seo_keywords,seo_description)");
strSql.Append(" values (");
strSql.Append("@title,@call_index,@parent_id,@class_list,@class_layer,@sort_id,@link_url,@img_url,@content,@seo_title,@seo_keywords,@seo_description)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@title", SqlDbType.NVarChar, 100),
new SqlParameter("@call_index", SqlDbType.NVarChar, 50),
new SqlParameter("@parent_id", SqlDbType.Int, 4),
new SqlParameter("@class_list", SqlDbType.NVarChar, 500),
new SqlParameter("@class_layer", SqlDbType.Int, 4),
new SqlParameter("@sort_id", SqlDbType.Int, 4),
new SqlParameter("@link_url", SqlDbType.NVarChar, 255),
new SqlParameter("@img_url", SqlDbType.NVarChar, 255),
new SqlParameter("@content", SqlDbType.NText),
new SqlParameter("@seo_title", SqlDbType.NVarChar, 255),
new SqlParameter("@seo_keywords", SqlDbType.NVarChar, 255),
new SqlParameter("@seo_description", SqlDbType.NVarChar, 255)
};
parameters[0].Value = model.title;
parameters[1].Value = model.call_index;
parameters[2].Value = model.parent_id;
parameters[3].Value = model.class_list;
parameters[4].Value = model.class_layer;
parameters[5].Value = model.sort_id;
parameters[6].Value = model.link_url;
parameters[7].Value = model.img_url;
parameters[8].Value = model.content;
parameters[9].Value = model.seo_title;
parameters[10].Value = model.seo_keywords;
parameters[11].Value = model.seo_description;
object obj = DbHelperSQL.GetSingle(conn, trans, strSql.ToString(), parameters); //带事务
model.id = Convert.ToInt32(obj);
if (model.parent_id > 0)
{
Model.area_category model2 = GetModel(conn, trans, model.parent_id); //带事务
model.class_list = model2.class_list + model.id + ",";
model.class_layer = model2.class_layer + 1;
}
else
{
model.class_list = "," + model.id + ",";
model.class_layer = 1;
}
//修改节点列表和深度
DbHelperSQL.ExecuteSql(conn, trans, "update " + databaseprefix + "area_category set class_list='" + model.class_list + "', class_layer=" + model.class_layer + " where id=" + model.id); //带事务
trans.Commit();
}
catch
{
trans.Rollback();
return(0);
}
}
}
return(model.id);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.area_category model)
{
using (SqlConnection conn = new SqlConnection(DbHelperSQL.connectionString))
{
conn.Open();
using (SqlTransaction trans = conn.BeginTransaction())
{
try
{
//先判断选中的父节点是否被包含
if (IsContainNode(model.id, model.parent_id))
{
//查找旧数据
Model.area_category oldModel = GetModel(model.id);
//查找旧父节点数据
string class_list = "," + model.parent_id + ",";
int class_layer = 1;
if (oldModel.parent_id > 0)
{
Model.area_category oldParentModel = GetModel(conn, trans, oldModel.parent_id); //带事务
class_list = oldParentModel.class_list + model.parent_id + ",";
class_layer = oldParentModel.class_layer + 1;
}
//先提升选中的父节点
DbHelperSQL.ExecuteSql(conn, trans, "update " + databaseprefix + "area_category set parent_id=" + oldModel.parent_id + ",class_list='" + class_list + "', class_layer=" + class_layer + " where id=" + model.parent_id); //带事务
UpdateChilds(conn, trans, model.parent_id); //带事务
}
//更新子节点
if (model.parent_id > 0)
{
Model.area_category model2 = GetModel(conn, trans, model.parent_id); //带事务
model.class_list = model2.class_list + model.id + ",";
model.class_layer = model2.class_layer + 1;
}
else
{
model.class_list = "," + model.id + ",";
model.class_layer = 1;
}
StringBuilder strSql = new StringBuilder();
strSql.Append("update " + databaseprefix + "area_category set ");
strSql.Append("title=@title,");
strSql.Append("call_index=@call_index,");
strSql.Append("parent_id=@parent_id,");
strSql.Append("class_list=@class_list,");
strSql.Append("class_layer=@class_layer,");
strSql.Append("sort_id=@sort_id,");
strSql.Append("link_url=@link_url,");
strSql.Append("img_url=@img_url,");
strSql.Append("content=@content,");
strSql.Append("seo_title=@seo_title,");
strSql.Append("seo_keywords=@seo_keywords,");
strSql.Append("seo_description=@seo_description");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@title", SqlDbType.NVarChar, 100),
new SqlParameter("@call_index", SqlDbType.NVarChar, 50),
new SqlParameter("@parent_id", SqlDbType.Int, 4),
new SqlParameter("@class_list", SqlDbType.NVarChar, 500),
new SqlParameter("@class_layer", SqlDbType.Int, 4),
new SqlParameter("@sort_id", SqlDbType.Int, 4),
new SqlParameter("@link_url", SqlDbType.NVarChar, 255),
new SqlParameter("@img_url", SqlDbType.NVarChar, 255),
new SqlParameter("@content", SqlDbType.NText),
new SqlParameter("@seo_title", SqlDbType.NVarChar, 255),
new SqlParameter("@seo_keywords", SqlDbType.NVarChar, 255),
new SqlParameter("@seo_description", SqlDbType.NVarChar, 255),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.title;
parameters[1].Value = model.call_index;
parameters[2].Value = model.parent_id;
parameters[3].Value = model.class_list;
parameters[4].Value = model.class_layer;
parameters[5].Value = model.sort_id;
parameters[6].Value = model.link_url;
parameters[7].Value = model.img_url;
parameters[8].Value = model.content;
parameters[9].Value = model.seo_title;
parameters[10].Value = model.seo_keywords;
parameters[11].Value = model.seo_description;
parameters[12].Value = model.id;
DbHelperSQL.ExecuteSql(conn, trans, strSql.ToString(), parameters);
//更新子节点
UpdateChilds(conn, trans, model.id);
trans.Commit();
}
catch (Exception ex)
{
trans.Rollback();
return(false);
}
}
}
return(true);
}
