public async Task <bool> DeleteFileById(int id)
{
try
{
var fileInfo = await GetFileInfoById(id);
var path = fileInfo.Path;
path = path.Replace("/", @"\");
var fullPath = $@"{_hostingEnvironment.WebRootPath}\{path}";
if (_aqFileProvider.FileExists(fullPath))
{
_aqFileProvider.DeleteFile(fullPath);
}
fileInfo.Deleted = true;
var result = _dataContext.FileStreamInfo.Update(fileInfo);
await _dataContext.SaveChangesAsync();
return(true);
}
catch
{
throw;
}
}
public void DeleteFileTemp(string fileName, string folder)
{
string filePath = $"{CommonConstant.FILE_TEMP_FOLDER}/{folder}/{fileName}";
string fullFilePath = _aQFileProvider.GetAbsolutePath(filePath);
if (_aQFileProvider.FileExists(fullFilePath))
{
_aQFileProvider.DeleteFile(fullFilePath);
}
}
/// <summary>
/// Delete a picture on file system
/// </summary>
/// <param name="picture">Picture</param>
public virtual void DeletePictureOnFileSystem(Picture picture)
{
if (picture == null)
{
throw new ArgumentNullException(nameof(picture));
}
var lastPart = GetFileExtensionFromMimeType(picture.MimeType);
var fileName = $"{picture.Id:0000000}_0.{lastPart}";
var filePath = GetPictureLocalPath(fileName);
_fileProvider.DeleteFile(filePath);
}
/// <summary>
/// Load data settings
/// </summary>
/// <param name="filePath">File path; pass null to use the default settings file</param>
/// <param name="reloadSettings">Whether to reload data, if they already loaded</param>
/// <param name="fileProvider">File provider</param>
/// <returns>Data settings</returns>
public static DataSettings LoadSettings(string filePath = null, bool reloadSettings = false, IAQFileProvider fileProvider = null)
{
if (!reloadSettings && Singleton <DataSettings> .Instance != null)
{
return(Singleton <DataSettings> .Instance);
}
fileProvider = fileProvider ?? CommonHelper.DefaultFileProvider;
filePath = filePath ?? fileProvider.MapPath(AQDataSettingsDefaults.FilePath);
//check whether file exists
if (!fileProvider.FileExists(filePath))
{
//if not, try to parse the file that was used in previous nopCommerce versions
filePath = fileProvider.MapPath(AQDataSettingsDefaults.ObsoleteFilePath);
if (!fileProvider.FileExists(filePath))
{
return(new DataSettings());
}
//get data settings from the old txt file
var dataSettings = new DataSettings();
using (var reader = new StringReader(fileProvider.ReadAllText(filePath, Encoding.UTF8)))
{
string settingsLine;
while ((settingsLine = reader.ReadLine()) != null)
{
var separatorIndex = settingsLine.IndexOf(':');
if (separatorIndex == -1)
{
continue;
}
var key = settingsLine.Substring(0, separatorIndex).Trim();
var value = settingsLine.Substring(separatorIndex + 1).Trim();
switch (key)
{
case "DataProvider":
dataSettings.DataProvider = Enum.TryParse(value, true, out DataProviderType providerType) ? providerType : DataProviderType.Unknown;
continue;
case "DataConnectionString":
dataSettings.DataConnectionString = value;
continue;
default:
dataSettings.RawDataSettings.Add(key, value);
continue;
}
}
}
//save data settings to the new file
SaveSettings(dataSettings, fileProvider);
//and delete the old one
fileProvider.DeleteFile(filePath);
Singleton <DataSettings> .Instance = dataSettings;
return(Singleton <DataSettings> .Instance);
}
var text = fileProvider.ReadAllText(filePath, Encoding.UTF8);
if (string.IsNullOrEmpty(text))
{
return(new DataSettings());
}
//get data settings from the JSON file
Singleton <DataSettings> .Instance = JsonConvert.DeserializeObject <DataSettings>(text);
return(Singleton <DataSettings> .Instance);
}
