//public string FileSaveAs(HttpPostedFile postedFile, bool isThumbnail, bool isWater, bool isImage)
//{
// return FileSaveAs(postedFile, isThumbnail, isWater, isImage, false);
//}
/// <summary>
/// 文件上传方法
/// </summary>
/// <param name="postedFile">文件流</param>
/// <param name="isThumbnail">是否生成缩略图</param>
/// <param name="isWater">是否添加水印</param>
/// <param name="isImage"></param>
/// <param name="isReOriginal">是否使用原始名字存储文件</param>
/// <returns>上传后的文件信息</returns>
public string FileSaveAs(HttpPostedFile postedFile, bool isThumbnail, bool isWater, bool isImage = false, bool isReOriginal = false)
{
var fileType = Utilities.GetFileTypeName(postedFile.FileName);
var fileSize = postedFile.ContentLength;
var fileName =
postedFile.FileName.Substring(postedFile.FileName.LastIndexOf(@"\", StringComparison.Ordinal) + 1);
var newFileName = Utilities.GetRamCodeOnDate() + "." + fileType;
if (isReOriginal)
{
//如果 isReOriginal为True，那就使用原始名字
newFileName = fileName;
}
if (!CheckFileExt(fileType))
{
return("{\"msg\": \"0\", \"msgbox\": \"不允许上传" + fileType + "类型的文件！\"}");
}
if (isImage && !IsImage(fileType))
{
return("{\"msg\": \"0\", \"msgbox\": \"对不起，仅允许上传图片文件！\"}");
}
if (!CheckFileSize(fileSize))
{
return("{\"msg\": \"0\", \"msgbox\": \"上传内容大小超出限制\"}");
}
var dirPath = GetUpLoadPath();
//存储至物理路径
var toFileFullPath = Utilities.GetMapPath(dirPath);
if (!Directory.Exists(toFileFullPath))
{
Directory.CreateDirectory(toFileFullPath);
}
postedFile.SaveAs(toFileFullPath + newFileName);
var serverFileName = dirPath + newFileName;
var serverThumbnailFileName = dirPath + "thumb_" + newFileName;
var returnFileName = serverFileName;
//如果是图片，检查图片尺寸是否超出限制
if (IsImage(fileType) && (_siteConfig.AttachImgMaxHeight > 0 || _siteConfig.AttachImgMaxWidth > 0))
{
Thumbnail.MakeThumbnailImage(toFileFullPath + newFileName, toFileFullPath + newFileName, _siteConfig.AttachImgMaxWidth, _siteConfig.AttachImgMaxHeight);
}
//是否生成缩略图
if (IsImage(fileType) && isThumbnail && _siteConfig.ThumbnailWidth > 0 && _siteConfig.ThumbnailHeight > 0)
{
//参数“cut"表示切掉而不按照比例裁剪
Thumbnail.MakeThumbnailImage(toFileFullPath + newFileName, toFileFullPath + "thumb_" + newFileName, _siteConfig.ThumbnailWidth, _siteConfig.ThumbnailHeight, "Cut");
//增加缩略图相对路径，以逗号分隔开
returnFileName += "," + serverThumbnailFileName;
}
//是否打图片水印
if (IsWaterMark(fileType) && isWater)
{
switch (_siteConfig.WatermarkType)
{
case 1:
WaterMark.AddImageSignText(serverFileName, serverFileName,
_siteConfig.WatermarkText, _siteConfig.WatermarkPosition,
_siteConfig.WatermarkImgQuality, _siteConfig.WatermarkFont, _siteConfig.WatermarkFontSize);
break;
case 2:
WaterMark.AddImageSignPic(serverFileName, serverFileName,
_siteConfig.WatermarkPic, _siteConfig.WatermarkPosition,
_siteConfig.WatermarkImgQuality, _siteConfig.WatermarkTransparency);
break;
}
}
//如果需要返回原文件名
if (isReOriginal)
{
return("{\"msg\": \"1\", \"msgbox\": \"" + returnFileName + "\", mstitle: \"" + fileName + "\"}");
}
return("{\"msg\": \"1\", \"msgbox\": \"" + returnFileName + "\"}");
}
/// <summary>
/// 用于图片分享保存文件内容
/// </summary>
/// <param name="postedFile"></param>
/// <param name="isThumbnail"></param>
/// <param name="isWater"></param>
/// <param name="isReOriginal"></param>
/// <returns>返回PhotoType文件类型</returns>
public PhotoDto PictureSaveAs(HttpPostedFileBase postedFile, bool isThumbnail, bool isWater, bool isReOriginal)
{
var newPhoto = new PhotoDto();
var fileType = Utilities.GetFileTypeName(postedFile.FileName);
if (!CheckFileExt(fileType) || !IsImage(fileType))
{
newPhoto.PhotoId = Guid.Empty;
newPhoto.Remark = @"文件类型为非图片类型";
return(newPhoto);
}
var fileSize = postedFile.ContentLength;
var fileName = postedFile.FileName.Substring(postedFile.FileName.LastIndexOf(@"\", StringComparison.Ordinal) + 1);
var temp = Utilities.GetRamCodeOnDate();
var newFileName = temp + "." + fileType;
if (isReOriginal)
{
newFileName = fileName;
}
var dirPath = GetUpLoadPath();
if (!CheckFileSize(fileSize))
{
newPhoto.PhotoId = Guid.Empty;
newPhoto.Remark = @"文件大小超出最高限制";
}
var serverFileName = dirPath + newFileName;
var serverThumbnailFileName = dirPath + "thumb_" + newFileName;
//var returnFileName = serverFileName;
var toFileFullPath = Utilities.GetMapPath(dirPath);
if (!Directory.Exists(toFileFullPath))
{
Directory.CreateDirectory(toFileFullPath);
}
postedFile.SaveAs(toFileFullPath + newFileName);
//检查图片尺寸是否超出限制
if (_siteConfig.AttachImgMaxHeight > 0 || _siteConfig.AttachImgMaxWidth > 0)
{
Thumbnail.MakeThumbnailImage(toFileFullPath + newFileName, toFileFullPath + newFileName, _siteConfig.AttachImgMaxWidth, _siteConfig.AttachImgMaxHeight);
}
newPhoto.PhotoId = Guid.NewGuid();
newPhoto.PhotoPath = serverFileName;
//是否生成缩略图
if (isThumbnail && _siteConfig.ThumbnailWidth > 0 && _siteConfig.ThumbnailHeight > 0)
{
Thumbnail.MakeThumbnailImage(toFileFullPath + newFileName, toFileFullPath + "thumb_" + newFileName, _siteConfig.ThumbnailWidth, _siteConfig.ThumbnailHeight, "Cut");
//returnFileName += "," + serverThumbnailFileName; //返回缩略图，以逗号分隔开
newPhoto.ThumbPath = serverThumbnailFileName;
}
//是否打图片水印
if (IsWaterMark(fileType) && isWater)
{
switch (_siteConfig.WatermarkType)
{
case 1:
WaterMark.AddImageSignText(serverFileName, serverFileName,
_siteConfig.WatermarkText, _siteConfig.WatermarkPosition,
_siteConfig.WatermarkImgQuality, _siteConfig.WatermarkFont, _siteConfig.WatermarkFontSize);
break;
case 2:
WaterMark.AddImageSignPic(serverFileName, serverFileName,
_siteConfig.WatermarkPic, _siteConfig.WatermarkPosition,
_siteConfig.WatermarkImgQuality, _siteConfig.WatermarkTransparency);
break;
}
}
return(newPhoto);
}