/// <summary>
///
/// </summary>
/// <param name="fileName"></param>
/// <param name="fileCategory"></param>
/// <returns></returns>
public static bool IsExist(string fileName, FileCategory fileCategory, MediaType mediaType = MediaType.Image)
{
bool isExist = false;
switch (fileCategory)
{
case FileCategory.Profile:
isExist = File.Exists(Path.Combine(Profile.GetDirectoryPath(fileName), MediaUtility.AddFileExtension(fileName, mediaType)));
break;
case FileCategory.Shared:
Network.Server server = new Network.Server()
{
LocalIP = "127.0.0.1",
Name = "Current Server"
};
isExist = File.Exists(Path.Combine(Shared.GetDirectoryPath(server.GetServerNetworkPath(), fileName, mediaType), MediaUtility.AddFileExtension(fileName, mediaType)));
break;
case FileCategory.Group:
isExist = File.Exists(Path.Combine(Group.GetDirectoryPath(fileName), MediaUtility.AddFileExtension(fileName, mediaType)));
break;
}
return(isExist);
}
/// <summary>
///
/// </summary>
/// <param name="fileName"></param>
/// <param name="fileCategory"></param>
/// <returns></returns>
public static bool Delete(string fileName, FileCategory fileCategory)
{
string path = "";
bool isDeleted = false;
switch (fileCategory)
{
case FileCategory.Profile:
path = Path.Combine(Profile.GetDirectoryPath(fileName),
MediaUtility.AddFileExtension(fileName, MediaType.Image));
if (File.Exists(path))
{
isDeleted = File.Delete(path);
}
else
{
isDeleted = true;
}
break;
case FileCategory.Shared:
throw new NotImplementedException();
break;
case FileCategory.Group:
path = Path.Combine(Group.GetDirectoryPath(fileName),
MediaUtility.AddFileExtension(fileName, MediaType.Image));
if (File.Exists(path))
{
isDeleted = File.Delete(path);
}
else
{
isDeleted = true;
}
break;
}
return(isDeleted);
}
/// <summary>
/// Save file to the mentioned directory.
/// </summary>
/// <param name="file">An object containing file information and its data.</param>
/// <returns>true if file is successfully saved; otherwise, false.</returns>
public static void Save(File file)
{
string filePath = null;
FileStream fileStream = null;
if (file.Info.FullName != null)
{
filePath = Path.Combine(file.Info.FullPath, file.Info.FullName);
}
else
{
filePath = Path.Combine(file.Info.FullPath, MediaUtility.AddFileExtension(file.Info.Name, file.Info.MediaType));
}
if (file.Data != null)
{
if (System.IO.File.Exists(filePath))
{
LogManager.CurrentInstance.InfoLogger.LogInfo(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, "Deleted avatar while updating it.");
System.IO.File.Delete(filePath);
}
try
{
byte[] fileDataBinary = null;
fileDataBinary = Convert.FromBase64String(file.Data);
//fileStream = System.IO.File.OpenWrite(filePath);
//fileStream.Write(fileDataBinary, 0, fileDataBinary.Length);
using (MemoryStream stream = new MemoryStream(fileDataBinary, 0, fileDataBinary.Length))
{
System.Drawing.Image.FromStream(stream, true).Save(filePath, ImageFormat.Jpeg);
var fileInfo = new FileInfo(filePath);
file.Info.CreationTimeUtc = fileInfo.CreationTimeUtc;
file.Info.Length = fileInfo.Length;
}
}
catch (FormatException formatExp)
{
LogManager.CurrentInstance.ErrorLogger.LogError(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, formatExp.Message, formatExp);
throw new ApplicationException(CustomHttpStatusCode.InvalidFileData.ToString("D"));
}
catch (System.Runtime.InteropServices.ExternalException extExp)
{
LogManager.CurrentInstance.ErrorLogger.LogError(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, extExp.Message, extExp);
throw new ApplicationException(CustomHttpStatusCode.FileFormatMismatched.ToString("D"));
}
finally
{
if (fileStream != null)
{
fileStream.Close();
}
}
}
else if (file.FileStream != null)
{
if (System.IO.File.Exists(filePath))
{
LogManager.CurrentInstance.InfoLogger.LogInfo(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, "Deleted avatar while updating it.");
System.IO.File.Delete(filePath);
}
try
{
fileStream = System.IO.File.OpenWrite(filePath);
if (file.FileStream.Postion > 0)
{
if (file.FileStream.Postion > fileStream.Length)
{
fileStream.Position = file.FileStream.Postion - 1;
}
else
{
throw new IndexOutOfRangeException("File seek position is invalid.");
}
}
file.FileStream.Stream.CopyTo(fileStream);
var info = new FileInfo(filePath);
file.Info.CreationTimeUtc = info.CreationTimeUtc;
}
catch (Exception exception)
{
LogManager.CurrentInstance.ErrorLogger.LogError(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType, exception.Message, exception);
throw;
}
finally
{
if (fileStream != null)
{
fileStream.Close();
}
}
}
}