public bool DeleleUnusedPic(ref Int64 canSavedSpace)
{
string picIDs = "";
if (CanDeleteClearPic != null && CanDeleteClearPic.Count > 0)
{
for (int i = 0; i < CanDeleteClearPic.Count; i++)
{
picIDs += CanDeleteClearPic[i].ToString() + ",";
List <Picture> lst = ClearTop.GetPicsByPicID(Convert.ToInt64(CanDeleteClearPic[i].ToString()));
if (lst != null && lst.Count == 1)
{
canSavedSpace += lst[0].Sizes;
}
}
}
if (!string.IsNullOrEmpty(picIDs))
{ //有删除的垃圾图片
picIDs = picIDs.Substring(0, picIDs.Length - 1);
bool falg = ClearTop.DeleleInvalidPic(picIDs);
if (falg)
{
System.Web.HttpContext.Current.Session["CanDeleteClearPic"] = null;
}
return(falg);
}
return(false);
}
public Int64 GetNeedClearPicCount(long picture_category_id)
{
List <Picture> lstPic = ClearTop.GetPicsBySeller(CurrentPage, PageSize, picture_category_id, ref total);
if (lstPic != null && lstPic.Count > 0)
{
DataTable tb = Utility.EntityListToDataTable <Picture>(lstPic);
DataRow[] rwCanDelete = tb.Select("Referenced = False");
totalCanClearPic += rwCanDelete.Length;
foreach (DataRow r in rwCanDelete)
{
if (CanDeleteClearPic == null)
{
CanDeleteClearPic = new ArrayList();
}
if (!CanDeleteClearPic.Contains(r["PictureId"].ToString()))
{
CanDeleteClearPic.Add(r["PictureId"].ToString());
}
}
}
PageNo = PageNo + PageSize;
if (PageNo < total)
{
CurrentPage = CurrentPage + 1;
GetNeedClearPicCount(picture_category_id);
}
PageNo = 0;
CurrentPage = 1;
PageSize = 100;
return(totalCanClearPic);
}