/// <summary>
/// 写入水印信息
/// </summary>
/// <param name="source"></param>
/// <param name="filePath"></param>
/// <param name="DirectoryCode"></param>
/// <returns></returns>
public static bool WriteWaterInfo(System.Drawing.Image source, string filePath, string DirectoryCode)
{
string WaterImagePath = "";
string WaterText = "";
//文件不存在,直接退出
if (source == null)
{
return(false);
}
//取水印设置
FileUploadHelper.GetDirectoryConfigInfo(DirectoryCode, ref WaterImagePath, ref WaterText);
return(WriteWaterInfo(source, filePath, WaterImagePath, WaterText));
}
/// <summary>
/// 上传文件，同时上传多张文件
/// </summary>
/// <param name="param"></param>
/// <param name="append"></param>
/// <param name="fullpath"></param>
/// <param name="err"></param>
/// <returns></returns>
public static bool UploadFileByHTML(FileUploadParam param, ref FileUploadInfoResult uploadResult)
{
//uploadResult = new FileUploadResult()
//{
// localname = new List<string>(),
// newname = new List<string>(),
// fullpath = new List<string>(),
// err = new List<string>(),
//};
HttpFileCollection filecollection = param.request.Files;
for (int index = 0; index < filecollection.Count; index++)
{
HttpPostedFile postedfile = filecollection.Get(index);
// 读取原始文件名
string localname = postedfile.FileName;
byte[] file = new Byte[postedfile.ContentLength]; // 统一转换为byte数组处理 // 初始化byte长度.
// 转换为byte类型
System.IO.Stream stream = postedfile.InputStream;
stream.Read(file, 0, postedfile.ContentLength);
stream.Close();
if (file.Length == 0)
{
uploadResult.err.Add("上传的文件无效");
return(false);
}
if (file.Length > param.maxattachsize)
{
uploadResult.err.Add("文件大小超过" + SizeFormatNum2String(param.maxattachsize));
return(false);
}
uploadResult.filetype = param.fileType;
#region 文件
if (param.fileType == FileType.Image)
{
if (!FileUploadHelper.ValidateImage(file))
{
uploadResult.err.Add("请上传有效的文件");
return(false);
}
}
// 取上载文件后缀名
string extension = FileHelper.GetFileExtName(localname);
if (param.upext.Split(',').Where(p => p.Contains(extension)).Count() <= 0)
{
uploadResult.err.Add("上传文件扩展名必需为：" + param.upext);
return(false);
}
else
{
string fileName = FileUploadHelper.GetRndOnlyFileName(extension);
bool resultFlag = Upload(param.fileDirectory, localname, fileName, file, ref uploadResult);
if (!resultFlag)
{
//上传失败直接返回
return(false);
}
}
#endregion
file = null;
}
filecollection = null;
return(true);
}
