protected virtual void GetBase64(SocialContact.Domain.Core.UserFileInfo obj)
{
if (Request.Form.Files.Count == 1)
{
string suffix = Request.Form.Files[0].FileName.Split('.').LastOrDefault();
obj.Src = $"{RandomHelper.OrderId.Sha1()}.{suffix}";
obj.FileId = RandomHelper.OrderId.Sha1();
using System.IO.Stream stream = Request.Form.Files[0].OpenReadStream();
byte[] buffer = new Byte[stream.Length];
stream.Read(buffer);
obj.Base64 = Base64Helper.Base64String(buffer);
}
else
{
var src = obj.FileId == null?null: this.RedisCache.GetHashValue("file", obj.FileId);
if (string.IsNullOrEmpty(src))
{
var temp = this.Cache.Get <List <UserFileEntry> >(Core.FileChannel).Find(it => it.FileName == obj.FileId);
src = temp?.FileSrc ?? string.Empty;
}
else
{
var strs = src.Split('_');
obj.Src = strs[0];
src = obj.Src;
obj.Type = strs.Length == 2 ? strs[1] : null;
}
//byte[] buffer = this._httpClientFactory.CreateClient().GetAsync(this._fileAddress).Result.Content.ReadAsByteArrayAsync().Result;
//obj.Base64 = Base64Utils.Base64String(System.IO.File.ReadAllBytes(buffer));
if (System.IO.File.Exists($"{AddressConfig.UploadImgDirectory}//{ src}"))
{
obj.Base64 = Base64Helper.Base64String(System.IO.File.ReadAllBytes($"{AddressConfig.UploadImgDirectory}//{ src}"));
}
}
}
public IActionResult RsaEncrypt(string hexKey, string val, string sign)
{
string publicXml = "<RSAKeyValue><Modulus>{0}</Modulus><Exponent>AQAB</Exponent></RSAKeyValue>";
publicXml = string.Format(publicXml, Base64Helper.Base64String(HexHelper.ToByte(hexKey)));
var res = SecurityHelper.RsaEncrypt(128, val, publicXml, sign);
//var res = SecurityUtils.RsaEncryptToByte(val, RsaSecurity.RSAPublicKeyJava2DotNet(HexUtils.ToByte(hexKey)));
return(new JsonResult(new { en = res }));
}
public IActionResult HexToBase64(string key)
{
return(new JsonResult(new { key = Base64Helper.Base64String(HexHelper.ToByte(key)) }));
}
UserFileInfo Set(UserFileInfo fileInfo, UserInfo user = null, bool add = true)
{
fileInfo.User = add?null: user;
string str = base.RedisCache.GetHashValue("file", fileInfo.FileId);
if (add)
{
str = str ?? throw new Exception("用户文件不存在");
}
UserFileInfo parent = null;
UserFileInfo pic = null;
if (str != null)
{
string[] strs = str.Split('_');
int index = str.IndexOf("_");
fileInfo.Src = str.Substring(0, index);
fileInfo.Type = str.Substring(index + 1);
fileInfo.Base64 = Base64Helper.Base64String(System.IO.File.ReadAllBytes($"{AddressConfig.UploadImgDirectory}\\{fileInfo.Src}"));
parent = base.UnitWork.FindSingle <UserFileInfo>(it => it.Base64 == fileInfo.Base64);
if (!add)
{
//pic = base.UnitWork.FindSingle<UserFileInfo>(it => it.User.Id == user.Id && it.FileId == fileInfo.FileId && it.Type == fileInfo.Type);
pic = base.UnitWork.FindSingle <UserFileInfo>(it => it.FileId == fileInfo.FileId && it.Type == fileInfo.Type);
if (pic == null)
{
throw new Exception("用户文件不存在");
}
}
}
else
{
// pic = base.UnitWork.FindSingle<UserFileInfo>(it => it.User.Id == user.Id && it.FileId == fileInfo.FileId);
pic = base.UnitWork.FindSingle <UserFileInfo>(it => it.FileId == fileInfo.FileId);
if (pic == null)
{
throw new Exception("用户文件不存在");
}
parent = pic.Parent;
}
if (parent == null)
{
parent = fileInfo;
parent.Id = (int)base.UnitWork.Insert(parent);
if (add)
{
pic = (UserFileInfo)parent.Clone();
pic.Id = (int)base.UnitWork.Insert(pic);
}
}
else
{
if (add)
{
pic = fileInfo;
pic.Parent = parent;
pic.Base64 = null;
pic.Id = (int)base.UnitWork.Insert(pic);
}
}
if (add)
{
var userFileEntry1 = this._userFileService.ToUserFileEntry(pic);
this._userFileService.Publish(userFileEntry1);
return(pic);
}
else
{
if (parent != null)
{
if (pic.Parent.Base64 != parent.Base64)
{
pic.Parent = parent;
}
}
}
pic.FileId = RandomHelper.OrderId.Sha1();
pic.Src = $"{RandomHelper.OrderId.Sha1()}.{pic.Parent.Src.Split('.').LastOrDefault()}";
base.UnitWork.Update <UserFileInfo>(it => it.Id == pic.Id, it => new UserFileInfo()
{
Parent = pic.Parent,
FileId = pic.FileId,
Src = pic.Src,
UpdateDate = DateTime.Now
});
var userFileEntry = this._userFileService.ToUserFileEntry(pic);
this._userFileService.Publish(userFileEntry);
return(pic);
}
