/// <summary>
/// 删除新闻内容图片
/// </summary>
/// <param name="id"></param>
private void DELContentImages(Object id)
{
T_NewsEntity data = db.ExecuteObject <T_NewsEntity>("SELECT * FROM [t_news] WHERE id=" + id);
if (File.Exists(Server.MapPath(data.Attac_Url)))
{
File.Delete(Server.MapPath(data.Attac_Url));
}
if (File.Exists(Server.MapPath(data.Video_Url)))
{
File.Delete(Server.MapPath(data.Video_Url));
}
if (File.Exists(Server.MapPath(data.Image_Url)))
{
File.Delete(Server.MapPath(data.Image_Url));
}
HtmlDocument xml = new HtmlDocument();
xml.LoadHtml(data.Content + data.Abstract);
var nodes = xml.DocumentNode.CssSelect("img[src^='/']");
foreach (HtmlNode n in nodes)
{
String src = Server.MapPath(n.Attributes["src"].Value.Trim());
if (File.Exists(src))
{
File.Delete(src);
}
}
}
/// <summary>
/// 保存
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnSave_Click(object sender, EventArgs e)
{
if (readaccess.SelectedIndex == -1)
{
readaccess.SelectedIndex = 0;
}
T_NewsEntity data = (T_NewsEntity)ViewState["data"];
data = this.GetFormValue <T_NewsEntity>(data);
CmdType cmd = IsEdit ? CmdType.UPDATE : CmdType.INSERT;
data.EditDate = DateTime.Now;
if (!IsEdit)
{
data.PubDate = DateTime.Now;
}
T_AccessControlEntity acl = GetGroupAction(data.GroupId);
if (acl.ActionType.HasFlag(ActionType.Create) || acl.ActionType.HasFlag(ActionType.Edit))
{
#region 网络图片采集
HtmlDocument xml = new HtmlDocument();
xml.LoadHtml(data.Content);
var html = xml.DocumentNode;
var nodes = html.CssSelect("img[src^='http:']");
foreach (HtmlNode n in nodes)
{
HtmlAttribute src = n.Attributes["src"];
src.Value = DownloadImage(src.Value);
}
data.Content = xml.DocumentNode.WriteTo();
content.Text = data.Content;
#endregion
if (db.ExecuteCommand <T_NewsEntity>(data, cmd))
{
if (!IsEdit)
{
this.ClearFromValue();
}
Alert(Label1, "保存成功！", "line1px_3");
}
}
}
/// <summary>
/// 加载编辑数据
/// </summary>
protected void LoadData()
{
String sql = String.Format("SELECT a.*,b.groupname FROM [T_News] as a LEFT JOIN [T_Group] as b ON a.groupid = b.ID WHERE a.ID={0}", EditID);
T_NewsEntity data = db.ExecuteObject <T_NewsEntity>(sql);
ViewState["data"] = data;
this.SetFormValue(data);
T_AccessControlEntity acl = Access.Find(a => { return(a.Node == data.GroupId); });
if (!Admin.IsSuper && !ActionTypeHelper.IsSetting(acl.ActionType))
{
nominate.Enabled = hotspot.Enabled = focus.Enabled = stick.Enabled = status.Enabled = false;
}
}
/// <summary>
/// 加载编辑数据
/// </summary>
protected void LoadData()
{
String strSql = String.Format("SELECT a.*,b.groupname FROM [T_News] as a LEFT JOIN [T_Group] as b ON a.groupid = b.ID WHERE a.ID={0}", EditID);
T_NewsEntity data = db.ExecuteObject <T_NewsEntity>(strSql);
ViewState["data"] = data;
this.SetFormValue(data);
T_AccessControlEntity acl = GetGroupAction(data.GroupId);
if (acl == null || !acl.ActionType.HasFlag(ActionType.Edit))
{
form1.Visible = false;
btnSave.Visible = false;
}
if (acl != null && !acl.ActionType.HasFlag(ActionType.Setting))
{
isnominate.Enabled = ishotspot.Enabled = isslide.Enabled = isstick.Enabled = isenable.Enabled = isaudit.Enabled = iscomments.Enabled = readaccess.Enabled = false;
}
}
