/// <summary>
/// 产生附件
/// </summary>
/// <param name="attachmentinfo">附件描述类</param>
/// <returns>附件id</returns>
public static int CreateAttachments(AttachmentInfo attachmentinfo)
{
attachmentinfo.Aid = DatabaseProvider.GetInstance().CreateAttachment(attachmentinfo);
if (appDBCache)
IAttachmentService.CreateAttachments(attachmentinfo);
return attachmentinfo.Aid;
}
/// <summary>
/// 将单个附件DataRow转换为AttachmentInfo类
/// </summary>
/// <param name="drAttach">单个附件DataRow</param>
/// <param name="drAttach">是否返回原始路径</param>
/// <returns>AttachmentInfo类</returns>
private static AttachmentInfo LoadSingleAttachmentInfo(IDataReader drAttach, bool isOriginalFilename)
{
AttachmentInfo attach = new AttachmentInfo();
if (drAttach.Read())
{
attach.Aid = TypeConverter.ObjectToInt(drAttach["aid"]);
attach.Pid = TypeConverter.ObjectToInt(drAttach["pid"]);
attach.Postdatetime = drAttach["postdatetime"].ToString();
if (isOriginalFilename)
{
attach.Filename = drAttach["filename"].ToString();
}
else if (drAttach["filename"].ToString().Trim().ToLower().IndexOf("http") < 0)
{
attach.Filename = BaseConfigs.GetForumPath + "upload/" + drAttach["filename"].ToString().Trim().Replace("\\", "/");
}
else
{
attach.Filename = drAttach["filename"].ToString().Trim().Replace("\\", "/");
}
attach.Description = drAttach["description"].ToString().Trim();
attach.Filetype = drAttach["filetype"].ToString().Trim();
attach.Attachment = drAttach["attachment"].ToString().Trim();
attach.Filesize = TypeConverter.ObjectToInt(drAttach["filesize"]);
attach.Downloads = TypeConverter.ObjectToInt(drAttach["downloads"]);
}
drAttach.Close();
return attach;
}
/// <summary>
/// 更新附件信息
/// </summary>
/// <param name="attachmentInfo">附件对象</param>
/// <returns>返回被更新的数量</returns>
public static int UpdateAttachment(AttachmentInfo attachmentInfo)
{
if (appDBCache)
IAttachmentService.UpdateAttachment(attachmentInfo);
return DatabaseProvider.GetInstance().UpdateAttachment(attachmentInfo);
}
private static AttachmentInfo LoadAttachmentInfo(IDataReader reader)
{
AttachmentInfo attach = new AttachmentInfo();
attach.Aid = TypeConverter.ObjectToInt(reader["aid"]);
attach.Pid = TypeConverter.ObjectToInt(reader["pid"]);
attach.Postdatetime = reader["postdatetime"].ToString();
attach.Filename = reader["filename"].ToString();
attach.Description = reader["description"].ToString().Trim();
attach.Filetype = reader["filetype"].ToString().Trim();
attach.Attachment = reader["attachment"].ToString().Trim();
attach.Filesize = TypeConverter.ObjectToInt(reader["filesize"]);
attach.Downloads = TypeConverter.ObjectToInt(reader["downloads"]);
return attach;
}
/// <summary>
/// 获取当前编辑帖子的附件id列表的附件信息列表
/// </summary>
/// <param name="userid"></param>
/// <param name="aidList"></param>
/// <returns></returns>
public static List<AttachmentInfo> GetEditPostAttachList(int userid, string aidList)
{
IDataReader reader = DatabaseProvider.GetInstance().GetEditPostAttachList(userid,aidList);
List<AttachmentInfo> attachmentList = new List<AttachmentInfo>();
while (reader.Read())
{
AttachmentInfo attach = new AttachmentInfo();
attach.Aid = TypeConverter.ObjectToInt(reader["aid"]);
attach.Pid = TypeConverter.ObjectToInt(reader["pid"]);
attach.Postdatetime = reader["postdatetime"].ToString();
attach.Filename = reader["filename"].ToString();
attach.Description = reader["description"].ToString().Trim();
attach.Filetype = reader["filetype"].ToString().Trim();
attach.Attachment = reader["attachment"].ToString().Trim();
attach.Filesize = TypeConverter.ObjectToInt(reader["filesize"]);
attach.Downloads = TypeConverter.ObjectToInt(reader["downloads"]);
attachmentList.Add(attach);
}
reader.Close();
return attachmentList;
}
