/// <summary>
/// OriginPath -> SavePath With IsImage?
/// </summary>
/// <param name="savePath"></param>
/// <param name="originPath"></param>
/// <param name="isImage"></param>
/// <param name="keyvi"></param>
/// <returns></returns>
private static bool EncryptFileFormPath(string savePath, string originPath, bool isImage, string keyvi)
{
#region OriginPath -> SavePath With IsImage?
if (savePath.IsNullOrEmptyOrSpace() || originPath.IsNullOrEmptyOrSpace())
{
return(false);
}
// Creat -> FileInfo
var fileInfo = new System.IO.FileInfo(originPath);
// Creat -> Key && IV
var enckey = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("<{0}/>{1}</{2}>", ShareModel.Companyname,
keyvi.IsNullOrEmptyOrSpace()
? System.IO.Path
.GetFileNameWithoutExtension(
fileInfo.FullName)
: keyvi, ShareModel.Companyname), 16, false, 1,
System.Text.Encoding.UTF8);
if (enckey.IsNullOrEmptyOrSpace())
{
return(false);
}
var enciv = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("[{0}/]{1}[/{2}]", ShareModel.Companyname,
keyvi.IsNullOrEmptyOrSpace()
? System.IO.Path
.GetFileNameWithoutExtension(
fileInfo.FullName)
: keyvi, ShareModel.Companyname), 16, false, 1,
System.Text.Encoding.UTF8);
if (enciv.IsNullOrEmptyOrSpace())
{
return(false);
}
// Origin -> Encrypt
var decresult = isImage
? EnDecryptHelper.ByteAesToByte(false, System.IO.File.ReadAllBytes(fileInfo.FullName),
enckey,
enciv)
: EnDecryptHelper.StringAesEncToByte(System.IO.File.ReadAllText(fileInfo.FullName),
enckey,
enciv);
if (decresult.IsEmptyBytes())
{
return(false);
}
// Encrypt -> SaveFile
try
{
System.IO.File.WriteAllBytes(savePath, decresult);
}
catch
{
return(false);
}
return(true);
#endregion
}
/// <summary>
/// String -> Encrypt To File
/// </summary>
/// <param name="savePath"></param>
/// <param name="byEnString"></param>
/// <param name="key"></param>
/// <param name="vi"></param>
/// <returns></returns>
public static bool EncryptFileFromString(string savePath, string byEnString, string key, string vi)
{
#region String -> Encrypt To File
if (savePath.IsNullOrEmptyOrSpace())
{
return(false);
}
if (byEnString.IsNullOrEmptyOrSpace())
{
return(false);
}
if (key.IsNullOrEmptyOrSpace())
{
return(false);
}
if (vi.IsNullOrEmptyOrSpace())
{
return(false);
}
key = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("<{0}/>{1}</{2}>", ShareModel.Companyname, key, ShareModel.Companyname),
16, false, 1, System.Text.Encoding.UTF8);
vi = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("[{0}/]{1}[/{2}]", ShareModel.Companyname, vi, ShareModel.Companyname), 16,
false, 1, System.Text.Encoding.UTF8);
if (key.IsNullOrEmptyOrSpace())
{
return(false);
}
if (vi.IsNullOrEmptyOrSpace())
{
return(false);
}
var encryptedstr = EnDecryptHelper.StringAesToString(false, byEnString, key, vi);
if (encryptedstr.IsNullOrEmptyOrSpace())
{
return(false);
}
// Encrypt -> SaveFile
try
{
System.IO.File.WriteAllText(savePath, encryptedstr, System.Text.Encoding.UTF8);
}
catch
{
return(false);
}
return(true);
#endregion
}
/// <summary>
/// ImagePath -> Decrypt To Image
/// </summary>
/// <param name="imagePath"></param>
/// <returns></returns>
public static System.Drawing.Image DecryptImageFormFilePath(string imagePath)
{
#region ImagePath -> Decrypt To Image
// Creat -> FileInfo
var fileInfo = new System.IO.FileInfo(imagePath);
// Creat -> Key && IV
var enckey = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("<{0}/>{1}</{2}>", ShareModel.Companyname,
System.IO.Path.GetFileNameWithoutExtension(
fileInfo.FullName), ShareModel.Companyname), 16,
false, 1,
System.Text.Encoding.UTF8);
var enciv = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("[{0}/]{1}[/{2}]", ShareModel.Companyname,
System.IO.Path.GetFileNameWithoutExtension(
fileInfo.FullName), ShareModel.Companyname), 16,
false, 1,
System.Text.Encoding.UTF8);
// Encrypt -> Decrypt
System.Drawing.Image img = null;
try
{
var imgByte = EnDecryptHelper.ByteAesToByte(true, System.IO.File.ReadAllBytes(imagePath), enckey, enciv);
using (var ms = new System.IO.MemoryStream(imgByte))
{
ms.Position = 0;
img = System.Drawing.Image.FromStream(ms);
}
}
catch
{
try
{
var imgTemp = System.Drawing.Image.FromFile(imagePath);
img = new System.Drawing.Bitmap(imgTemp);
imgTemp.Dispose();
}
catch
{
return(img);
}
}
return(img);
#endregion
}
/// <summary>
/// XmlPath -> Decrypt To String
/// </summary>
/// <param name="xmlPath"></param>
/// <returns></returns>
public static string DecryptXmlFromFilePath(string xmlPath)
{
#region XmlPath -> Decrypt To String
// Creat -> FileInfo
var fileInfo = new System.IO.FileInfo(xmlPath);
// Creat -> Key && IV
var enckey = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("<{0}/>{1}</{2}>", ShareModel.Companyname,
System.IO.Path.GetFileNameWithoutExtension(
fileInfo.FullName), ShareModel.Companyname), 16,
false, 1,
System.Text.Encoding.UTF8);
var enciv = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("[{0}/]{1}[/{2}]", ShareModel.Companyname,
System.IO.Path.GetFileNameWithoutExtension(
fileInfo.FullName), ShareModel.Companyname), 16,
false, 1,
System.Text.Encoding.UTF8);
// Encrypt -> Decrypt
string decresult;
try
{
decresult = EnDecryptHelper.ByteAesDecToString(System.IO.File.ReadAllBytes(xmlPath), enckey, enciv);
if (string.IsNullOrEmpty(decresult))
{
decresult = System.IO.File.ReadAllText(xmlPath);
}
}
catch
{
try
{
decresult = System.IO.File.ReadAllText(xmlPath);
}
catch
{
return(null);
}
}
return(string.IsNullOrEmpty(decresult) ? null : decresult);
#endregion
}
/// <summary>
/// String -> Decrypt To String
/// </summary>
/// <param name="encryptstr"></param>
/// <param name="key"></param>
/// <param name="vi"></param>
/// <returns></returns>
public static string DecryptStringFromString(string encryptstr, string key, string vi)
{
#region String -> Decrypt To String
if (encryptstr.IsNullOrEmptyOrSpace())
{
return(null);
}
if (key.IsNullOrEmptyOrSpace())
{
return(null);
}
if (vi.IsNullOrEmptyOrSpace())
{
return(null);
}
key = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("<{0}/>{1}</{2}>", ShareModel.Companyname, key, ShareModel.Companyname),
16, false, 1, System.Text.Encoding.UTF8);
vi = EnDecryptHelper.StringMd5ShaToString(false,
string.Format("[{0}/]{1}[/{2}]", ShareModel.Companyname, vi, ShareModel.Companyname), 16,
false, 1, System.Text.Encoding.UTF8);
if (key.IsNullOrEmptyOrSpace())
{
return(null);
}
if (vi.IsNullOrEmptyOrSpace())
{
return(null);
}
string encryptedstr;
try
{
encryptedstr = EnDecryptHelper.StringAesToString(true, encryptstr, key, vi);
}
catch
{
encryptedstr = encryptstr;
}
return(encryptedstr.ToSafeValue());
#endregion
}
