public string Read(string role)
{
//Check if User claims such role
if (!_userAuthorizationService.AuthorizeUser(role))
{
throw new FileSecurityException($"User can't read this file - FileName: {Filename}");
}
//Access text content in order to validate the header row
IFileResult fileResult = base.ReadFromBase();
string textContent = fileResult.AsString();
string fileRole = string.Empty;
//Decrypt file data first
if (_ecryptedFile)
{
textContent = _decryptDataService.DecryptData(textContent);
}
if (string.IsNullOrEmpty(textContent))
{
return(string.Empty);
}
//If user passed the first validation and is Admin then return content
if (role.Equals("Admin", StringComparison.CurrentCultureIgnoreCase))
{
return(textContent.ToString());
}
if (textContent.Contains("Role="))
{
string[] aux = textContent.Split('|');
if (aux.Length >= 1)
{
fileRole = aux[0];
fileRole = fileRole.Replace("Role=", string.Empty);
}
}
//Check role attribute is not empty or null
if (string.IsNullOrEmpty(fileRole))
{
return(string.Empty);
}
//Authorize File read per Role
if (!_fileRoleValidationService.Validate(fileRole, role))
{
throw new FileSecurityException($"User can't read this file - FileName: {Filename}");
}
return(textContent);
}
public static StringBuilder AsStringBuilder(this IFileResult fileResult)
{
return(fileResult.Content);
}
public static string AsString(this IFileResult fileResult)
{
return(fileResult.Content.ToString());
}
