private void countDataCount(UserFile uFile)
{
if (uFile.DataId <= 0 || strUtil.IsNullOrEmpty(uFile.DataType))
{
return;
}
int fileCount = UserFile.find("DataId=" + uFile.DataId + " and DataType=:dtype")
.set("dtype", uFile.DataType)
.count();
EntityInfo ei = Entity.GetInfo(uFile.DataType);
IEntity post = ndb.findById(ei.Type, uFile.DataId);
if (post != null)
{
String propertyName = "AttachmentCount";
if (ei.GetProperty(propertyName) != null)
{
post.set(propertyName, fileCount);
db.update(post);
}
else
{
logger.Warn("property 'AttachmentCount' not exist: " + ei.Type.FullName);
}
}
}
public List <UserFile> GetPicByIds(string ids, Type t)
{
if (strUtil.IsNullOrEmpty(ids))
{
return(new List <UserFile>());
}
return(UserFile.find("IsPic=1 and DataType='" + t.FullName + "' and Id in (" + ids + ")").list());
}
public Result SaveFile(HttpFile postedFile, String ip, User creator, IMember owner)
{
Result result = Uploader.SaveFileOrImage(postedFile);
if (result.HasErrors)
{
return(result);
}
UserFile att = new UserFile();
att.Name = System.IO.Path.GetFileName(postedFile.FileName);
att.PathRelative = result.Info.ToString();
att.ContentType = postedFile.ContentType;
att.Ext = System.IO.Path.GetExtension(att.Name);
att.FileSize = postedFile.ContentLength;
att.IsPic = Uploader.IsImage(postedFile) ? 1 : 0;
att.Ip = ip;
if (creator != null)
{
att.Creator = creator;
att.CreatorUrl = creator.Url;
}
if (owner != null)
{
att.OwnerId = owner.Id;
att.OwnerType = owner.GetType().FullName;
att.OwnerUrl = owner.Url;
}
try {
this.Insert(att);
}
catch (Exception ex) {
result.Add(ex.Message);
return(result);
}
result.Info = att;
return(result);
}
public Result Delete(int id)
{
Result result = new Result();
UserFile attachment = GetById(id);
if (attachment == null)
{
result.Add(lang.get("exDataNotFound"));
return(result);
}
attachment.delete();
countDataCount(attachment);
String filePath = strUtil.Join(sys.Path.DiskPhoto, attachment.PathRelative);
String absPath = PathHelper.Map(filePath);
if (file.Exists(absPath))
{
try {
file.Delete(absPath);
result.Info = attachment;
}
catch (IOException ex) {
logger.Error(ex.ToString());
result.Add(ex.ToString());
}
}
else
{
result.Add("文件不存在:" + absPath);
}
return(result);
}
public List <UserFile> GetByData(Object obj)
{
IEntity entity = obj as IEntity;
return(UserFile.find("DataId=" + entity.Id + " and DataType='" + obj.GetType().FullName + "' order by Id asc").list());
}
public DataPage <UserFile> GetPicByType(Type t)
{
return(UserFile.findPage("IsPic=1 and DataType='" + t.FullName + "' "));
}
public DataPage <UserFile> GetByType(Type t)
{
return(UserFile.findPage("DataType='" + t.FullName + "' "));
}
public void UpdateDataInfo(UserFile uFile)
{
db.update(uFile);
countDataCount(uFile);
}
public UserFile GetById(int id)
{
return(UserFile.findById(id));
}
public Result Insert(UserFile attachment)
{
return(attachment.insert());
}
public virtual DataPage <UserFile> GetFileByType(Type t)
{
return(UserFile.findPage(" IsPic=0 and DataType='" + t.FullName + "' "));
}
public virtual UserFile GetById(long id)
{
return(UserFile.findById(id));
}